From a6982fcdc3c82f0500b6bacdb471fcf406ef623a Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 23 Feb 2019 20:05:02 +0100 Subject: mt76: mt76x02: fix TSF sync mode MT_BEACON_TIME_CFG_SYNC_MODE needs to be set for AP mode, according to the documentation. For other modes it should be irrelevant in this case. Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt76x02_util.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c index 11b5f664f5b1..7b9b1956111b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c @@ -679,9 +679,9 @@ void mt76x02_init_beacon_config(struct mt76x02_dev *dev) } mt76_clear(dev, MT_BEACON_TIME_CFG, (MT_BEACON_TIME_CFG_TIMER_EN | - MT_BEACON_TIME_CFG_SYNC_MODE | MT_BEACON_TIME_CFG_TBTT_EN | MT_BEACON_TIME_CFG_BEACON_TX)); + mt76_set(dev, MT_BEACON_TIME_CFG, MT_BEACON_TIME_CFG_SYNC_MODE); mt76_wr(dev, MT_BCN_BYPASS_MASK, 0xffff); for (i = 0; i < 8; i++) -- cgit v1.2.3-59-g8ed1b From b3f09304bab1a775a5fda7b4bd43798118c71567 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sun, 24 Feb 2019 11:24:43 +0100 Subject: mt76: mt76x02: fix beacon timer drift adjustment Check the count before incrementing it to match vendor code behavior. This defers the adjustment by one more tick, which should improve accuracy Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c b/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c index 374bc9d91f12..f0198eea2bb8 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c @@ -79,24 +79,24 @@ mt76x02_resync_beacon_timer(struct mt76x02_dev *dev) * Beacon timer drifts by 1us every tick, the timer is configured * in 1/16 TU (64us) units. */ - if (dev->tbtt_count < 62) + if (dev->tbtt_count < 63) return; - if (dev->tbtt_count >= 64) { - dev->tbtt_count = 0; - return; - } - /* * The updated beacon interval takes effect after two TBTT, because * at this point the original interval has already been loaded into * the next TBTT_TIMER value */ - if (dev->tbtt_count == 62) + if (dev->tbtt_count == 63) timer_val -= 1; mt76_rmw_field(dev, MT_BEACON_TIME_CFG, MT_BEACON_TIME_CFG_INTVAL, timer_val); + + if (dev->tbtt_count >= 64) { + dev->tbtt_count = 0; + return; + } } static void mt76x02_pre_tbtt_tasklet(unsigned long arg) -- cgit v1.2.3-59-g8ed1b From ed55c9b9c13e3c30ed644a6ace02fd9fd6b70a45 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sun, 24 Feb 2019 11:37:18 +0100 Subject: mt76: mt76x02: fix beacon timer issue When mt76x0 and mt76x2 beacon code was unified, it changed the order in which beacon enable and beacon interval are configured. Configuring beacon enable before beacon interval can in some cases cause problems with the beacon timer, leading to clients not waking up properly from powersave mode. Fix this by changing the order back to interval first, then enable. Fixes: cc726268e4dce ("mt76: move mt76x02_bss_info_changed in mt76x02-lib module") Cc: stable@vger.kernel.org Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt76x02_util.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c index 7b9b1956111b..2e899d30e00d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c @@ -704,9 +704,6 @@ void mt76x02_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_BSSID) mt76x02_mac_set_bssid(dev, mvif->idx, info->bssid); - if (changed & BSS_CHANGED_BEACON_ENABLED) - mt76x02_mac_set_beacon_enable(dev, vif, info->enable_beacon); - if (changed & BSS_CHANGED_HT || changed & BSS_CHANGED_ERP_CTS_PROT) mt76x02_mac_set_tx_protection(dev, info->use_cts_prot, info->ht_operation_mode); @@ -719,6 +716,9 @@ void mt76x02_bss_info_changed(struct ieee80211_hw *hw, dev->tbtt_count = 0; } + if (changed & BSS_CHANGED_BEACON_ENABLED) + mt76x02_mac_set_beacon_enable(dev, vif, info->enable_beacon); + if (changed & BSS_CHANGED_ERP_PREAMBLE) mt76x02_mac_set_short_preamble(dev, info->use_short_preamble); -- cgit v1.2.3-59-g8ed1b From 90f42f2d76d0ed29553cf0167bc8e86c22e5a214 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sun, 24 Feb 2019 13:03:18 +0100 Subject: mt76: mt76x02: only reset beacon drift counter when enabling beacons When the timer is already running, there is no need to reset the counter, because the drift will remain the same. Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt76x02_mac.c | 3 +++ drivers/net/wireless/mediatek/mt76/mt76x02_util.c | 1 - 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c index be2979f34f31..82b178fa83bb 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c @@ -1126,6 +1126,9 @@ void mt76x02_mac_set_beacon_enable(struct mt76x02_dev *dev, else if (val) skb = ieee80211_beacon_get(mt76_hw(dev), vif); + if (!dev->beacon_mask) + dev->tbtt_count = 0; + __mt76x02_mac_set_beacon_enable(dev, vif_idx, val, skb); if (mt76_is_mmio(dev)) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c index 2e899d30e00d..a48c261b0c63 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c @@ -713,7 +713,6 @@ void mt76x02_bss_info_changed(struct ieee80211_hw *hw, MT_BEACON_TIME_CFG_INTVAL, info->beacon_int << 4); dev->beacon_int = info->beacon_int; - dev->tbtt_count = 0; } if (changed & BSS_CHANGED_BEACON_ENABLED) -- cgit v1.2.3-59-g8ed1b From 72e5d479b8de4a3b3cbc01f9fcc4a6936f82414f Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sun, 24 Feb 2019 23:16:45 +0100 Subject: mt76: mt76x02: issue watchdog reset on MCU request timeout MCU request timeout usually indicates that the device is no longer responsive, and it usually does not recover without a reset Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt76x02.h | 1 + drivers/net/wireless/mediatek/mt76/mt76x02_mcu.c | 1 + drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c | 28 +++++++++++++++-------- 3 files changed, 21 insertions(+), 9 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02.h b/drivers/net/wireless/mediatek/mt76/mt76x02.h index 3464b4ca2ea8..6915cce5def9 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x02.h @@ -98,6 +98,7 @@ struct mt76x02_dev { u32 tx_hang_reset; u8 tx_hang_check; + u8 mcu_timeout; struct mt76x02_calibration cal; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76x02_mcu.c index 4752c104abf3..6501b853b65c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mcu.c @@ -61,6 +61,7 @@ int mt76x02_mcu_msg_send(struct mt76_dev *mdev, int cmd, const void *data, "MCU message %d (seq %d) timed out\n", cmd, seq); ret = -ETIMEDOUT; + dev->mcu_timeout = 1; break; } diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c b/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c index f0198eea2bb8..1229f19f2b02 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c @@ -494,18 +494,28 @@ static void mt76x02_watchdog_reset(struct mt76x02_dev *dev) static void mt76x02_check_tx_hang(struct mt76x02_dev *dev) { if (mt76x02_tx_hang(dev)) { - if (++dev->tx_hang_check < MT_TX_HANG_TH) - return; - - mt76x02_watchdog_reset(dev); - - dev->tx_hang_reset++; - dev->tx_hang_check = 0; - memset(dev->mt76.tx_dma_idx, 0xff, - sizeof(dev->mt76.tx_dma_idx)); + if (++dev->tx_hang_check >= MT_TX_HANG_TH) + goto restart; } else { dev->tx_hang_check = 0; } + + if (dev->mcu_timeout) + goto restart; + + return; + +restart: + mt76x02_watchdog_reset(dev); + + mutex_lock(&dev->mt76.mmio.mcu.mutex); + dev->mcu_timeout = 0; + mutex_unlock(&dev->mt76.mmio.mcu.mutex); + + dev->tx_hang_reset++; + dev->tx_hang_check = 0; + memset(dev->mt76.tx_dma_idx, 0xff, + sizeof(dev->mt76.tx_dma_idx)); } void mt76x02_wdt_work(struct work_struct *work) -- cgit v1.2.3-59-g8ed1b From 4606a26c0c51d23401a00d787aa61e508f3e14a7 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Mon, 25 Feb 2019 17:25:38 +0100 Subject: mt76: mt76x02: fix ED/CCA enabling/disabling ED/CCA needs to be disable before stopping the MAC to avoid hangs from tx being blocked. It must only be enabled again after the MAC has been started again. In many places this wasn't done properly, so fix this by always clearing the relevant ED/CCA bits in mt76x2_mac_stop and set it up again after channel change or calibration is done Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt76x0/init.c | 2 ++ drivers/net/wireless/mediatek/mt76/mt76x0/main.c | 2 ++ drivers/net/wireless/mediatek/mt76/mt76x0/phy.c | 6 +----- drivers/net/wireless/mediatek/mt76/mt76x2/mac.c | 3 +++ drivers/net/wireless/mediatek/mt76/mt76x2/pci_phy.c | 7 ++----- drivers/net/wireless/mediatek/mt76/mt76x2/usb_mac.c | 6 ++---- drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c | 3 +-- drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c | 1 + 8 files changed, 14 insertions(+), 16 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/init.c b/drivers/net/wireless/mediatek/mt76/mt76x0/init.c index a529ce111c20..bcb72e019fd2 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/init.c @@ -187,6 +187,8 @@ void mt76x0_mac_stop(struct mt76x02_dev *dev) { int i = 200, ok = 0; + mt76_clear(dev, MT_TXOP_CTRL_CFG, MT_TXOP_ED_CCA_EN); + /* Page count on TxQ */ while (i-- && ((mt76_rr(dev, 0x0438) & 0xffffffff) || (mt76_rr(dev, 0x0a30) & 0x000000ff) || diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/main.c b/drivers/net/wireless/mediatek/mt76/mt76x0/main.c index a803a9b6a4c5..fee16ab21edb 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/main.c @@ -34,6 +34,8 @@ mt76x0_set_channel(struct mt76x02_dev *dev, struct cfg80211_chan_def *chandef) mt76_rr(dev, MT_CH_IDLE); mt76_rr(dev, MT_CH_BUSY); + mt76x02_edcca_init(dev, true); + if (mt76_is_mmio(dev)) { mt76x02_dfs_init_params(dev); tasklet_enable(&dev->pre_tbtt_tasklet); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/phy.c b/drivers/net/wireless/mediatek/mt76/mt76x0/phy.c index 3467a32f5fda..1fd22eb841c3 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/phy.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/phy.c @@ -1007,17 +1007,13 @@ int mt76x0_phy_set_channel(struct mt76x02_dev *dev, /* enable vco */ mt76x0_rf_set(dev, MT_RF(0, 4), BIT(7)); - if (scan) { - mt76x02_edcca_init(dev, false); + if (scan) return 0; - } mt76x02_init_agc_gain(dev); mt76x0_phy_calibrate(dev, false); mt76x0_phy_set_txpower(dev); - mt76x02_edcca_init(dev, true); - ieee80211_queue_delayed_work(dev->mt76.hw, &dev->cal_work, MT_CALIBRATE_INTERVAL); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/mac.c b/drivers/net/wireless/mediatek/mt76/mt76x2/mac.c index e25905c91ee2..e99d4c9bd428 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/mac.c @@ -23,6 +23,9 @@ void mt76x2_mac_stop(struct mt76x02_dev *dev, bool force) u32 rts_cfg; int i; + mt76_clear(dev, MT_TXOP_CTRL_CFG, MT_TXOP_ED_CCA_EN); + mt76_clear(dev, MT_TXOP_HLDR_ET, MT_TXOP_HLDR_TX40M_BLK_EN); + mt76_wr(dev, MT_MAC_SYS_CTRL, 0); rts_cfg = mt76_rr(dev, MT_TX_RTS_CFG); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/pci_phy.c b/drivers/net/wireless/mediatek/mt76/mt76x2/pci_phy.c index 97ec575699d0..cc1aebcb0696 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/pci_phy.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/pci_phy.c @@ -74,6 +74,7 @@ mt76x2_phy_channel_calibrate(struct mt76x02_dev *dev, bool mac_stopped) mt76x2_mac_resume(dev); mt76x2_apply_gain_adj(dev); + mt76x02_edcca_init(dev, true); dev->cal.channel_cal_done = true; } @@ -240,10 +241,8 @@ int mt76x2_phy_set_channel(struct mt76x02_dev *dev, mt76_wr(dev, MT_BBP(AGC, 2), 0x00007070); mt76_wr(dev, MT_TXOP_CTRL_CFG, 0x04101B3F); - if (scan) { - mt76x02_edcca_init(dev, false); + if (scan) return 0; - } mt76x2_phy_channel_calibrate(dev, true); mt76x02_init_agc_gain(dev); @@ -256,8 +255,6 @@ int mt76x2_phy_set_channel(struct mt76x02_dev *dev, 0x38); } - mt76x02_edcca_init(dev, true); - ieee80211_queue_delayed_work(mt76_hw(dev), &dev->cal_work, MT_CALIBRATE_INTERVAL); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_mac.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_mac.c index db2194a92e67..361eb4fb979d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_mac.c @@ -143,8 +143,8 @@ int mt76x2u_mac_stop(struct mt76x02_dev *dev) rts_cfg = mt76_rr(dev, MT_TX_RTS_CFG); mt76_wr(dev, MT_TX_RTS_CFG, rts_cfg & ~MT_TX_RTS_CFG_RETRY_LIMIT); - mt76_clear(dev, MT_TXOP_CTRL_CFG, BIT(20)); - mt76_clear(dev, MT_TXOP_HLDR_ET, BIT(1)); + mt76_clear(dev, MT_TXOP_CTRL_CFG, MT_TXOP_ED_CCA_EN); + mt76_clear(dev, MT_TXOP_HLDR_ET, MT_TXOP_HLDR_TX40M_BLK_EN); /* wait tx dma to stop */ for (i = 0; i < 2000; i++) { @@ -217,6 +217,4 @@ void mt76x2u_mac_resume(struct mt76x02_dev *dev) mt76_wr(dev, MT_MAC_SYS_CTRL, MT_MAC_SYS_CTRL_ENABLE_TX | MT_MAC_SYS_CTRL_ENABLE_RX); - mt76_set(dev, MT_TXOP_CTRL_CFG, BIT(20)); - mt76_set(dev, MT_TXOP_HLDR_ET, BIT(1)); } diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c index 10633b8de8e8..9b438adfc56c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c @@ -57,13 +57,12 @@ mt76x2u_set_channel(struct mt76x02_dev *dev, mt76_set_channel(&dev->mt76); - mt76_clear(dev, MT_TXOP_CTRL_CFG, BIT(20)); - mt76_clear(dev, MT_TXOP_HLDR_ET, BIT(1)); mt76x2_mac_stop(dev, false); err = mt76x2u_phy_set_channel(dev, chandef); mt76x2u_mac_resume(dev); + mt76x02_edcca_init(dev, true); clear_bit(MT76_RESET, &dev->mt76.state); mt76_txq_schedule_all(&dev->mt76); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c index 11d414d86c68..c8b4a17302da 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c @@ -45,6 +45,7 @@ mt76x2u_phy_channel_calibrate(struct mt76x02_dev *dev, bool mac_stopped) if (!mac_stopped) mt76x2u_mac_resume(dev); mt76x2_apply_gain_adj(dev); + mt76x02_edcca_init(dev, true); dev->cal.channel_cal_done = true; } -- cgit v1.2.3-59-g8ed1b From 2858f60a16799f30aad9b4894d654333a503b94a Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Mon, 25 Feb 2019 17:32:44 +0100 Subject: mt76: mt76x2: unify mt76x2[u]_mac_resume They are now the same and short enough to be turned into an inline function Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt76x2/mac.h | 8 +++++++- drivers/net/wireless/mediatek/mt76/mt76x2/mt76x2u.h | 1 - drivers/net/wireless/mediatek/mt76/mt76x2/pci_init.c | 7 ------- drivers/net/wireless/mediatek/mt76/mt76x2/usb_mac.c | 7 ------- drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c | 2 +- drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c | 2 +- 6 files changed, 9 insertions(+), 18 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/mac.h b/drivers/net/wireless/mediatek/mt76/mt76x2/mac.h index 4c8e20bce920..42ff221d7706 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/mac.h @@ -25,6 +25,12 @@ struct mt76x02_vif; int mt76x2_mac_start(struct mt76x02_dev *dev); void mt76x2_mac_stop(struct mt76x02_dev *dev, bool force); -void mt76x2_mac_resume(struct mt76x02_dev *dev); + +static inline void mt76x2_mac_resume(struct mt76x02_dev *dev) +{ + mt76_wr(dev, MT_MAC_SYS_CTRL, + MT_MAC_SYS_CTRL_ENABLE_TX | + MT_MAC_SYS_CTRL_ENABLE_RX); +} #endif diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/mt76x2u.h b/drivers/net/wireless/mediatek/mt76/mt76x2/mt76x2u.h index 787cdfdf5db5..76cb1f84eff5 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/mt76x2u.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/mt76x2u.h @@ -35,7 +35,6 @@ void mt76x2u_cleanup(struct mt76x02_dev *dev); void mt76x2u_stop_hw(struct mt76x02_dev *dev); int mt76x2u_mac_reset(struct mt76x02_dev *dev); -void mt76x2u_mac_resume(struct mt76x02_dev *dev); int mt76x2u_mac_start(struct mt76x02_dev *dev); int mt76x2u_mac_stop(struct mt76x02_dev *dev); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/pci_init.c b/drivers/net/wireless/mediatek/mt76/mt76x2/pci_init.c index d4e3d7c11d74..984d9c4c2e1a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/pci_init.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/pci_init.c @@ -173,13 +173,6 @@ int mt76x2_mac_start(struct mt76x02_dev *dev) return 0; } -void mt76x2_mac_resume(struct mt76x02_dev *dev) -{ - mt76_wr(dev, MT_MAC_SYS_CTRL, - MT_MAC_SYS_CTRL_ENABLE_TX | - MT_MAC_SYS_CTRL_ENABLE_RX); -} - static void mt76x2_power_on_rf_patch(struct mt76x02_dev *dev) { diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_mac.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_mac.c index 361eb4fb979d..5e84b4535cb1 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_mac.c @@ -211,10 +211,3 @@ int mt76x2u_mac_stop(struct mt76x02_dev *dev) return 0; } - -void mt76x2u_mac_resume(struct mt76x02_dev *dev) -{ - mt76_wr(dev, MT_MAC_SYS_CTRL, - MT_MAC_SYS_CTRL_ENABLE_TX | - MT_MAC_SYS_CTRL_ENABLE_RX); -} diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c index 9b438adfc56c..2ac78e4dc41a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c @@ -61,7 +61,7 @@ mt76x2u_set_channel(struct mt76x02_dev *dev, err = mt76x2u_phy_set_channel(dev, chandef); - mt76x2u_mac_resume(dev); + mt76x2_mac_resume(dev); mt76x02_edcca_init(dev, true); clear_bit(MT76_RESET, &dev->mt76.state); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c index c8b4a17302da..07f67cb6854c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c @@ -43,7 +43,7 @@ mt76x2u_phy_channel_calibrate(struct mt76x02_dev *dev, bool mac_stopped) mt76x02_mcu_calibrate(dev, MCU_CAL_TX_SHAPING, 0); if (!mac_stopped) - mt76x2u_mac_resume(dev); + mt76x2_mac_resume(dev); mt76x2_apply_gain_adj(dev); mt76x02_edcca_init(dev, true); -- cgit v1.2.3-59-g8ed1b From 5c8b0a331212155fb2766a7f5ef627bbf62c3b98 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Mon, 25 Feb 2019 18:37:42 +0100 Subject: mt76: mt76x02: set MT_TXOP_HLDR_TX40M_BLK_EN for mt76x2 It needs to be always enabled for 76x2 and conditionally enabled/disabled for 76x0. Since mt76x2_mac_stop clears this bit, ensure that it is enabled in mt76x02_edcca_init Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt76x02_mac.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c index 82b178fa83bb..91ff6598eccf 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c @@ -905,14 +905,14 @@ void mt76x02_edcca_init(struct mt76x02_dev *dev, bool enable) mt76_set(dev, MT_TXOP_CTRL_CFG, MT_TXOP_ED_CCA_EN); mt76_rmw(dev, MT_BBP(AGC, 2), GENMASK(15, 0), ed_th << 8 | ed_th); - if (!is_mt76x2(dev)) - mt76_set(dev, MT_TXOP_HLDR_ET, - MT_TXOP_HLDR_TX40M_BLK_EN); + mt76_set(dev, MT_TXOP_HLDR_ET, MT_TXOP_HLDR_TX40M_BLK_EN); } else { mt76_set(dev, MT_TX_LINK_CFG, MT_TX_CFACK_EN); mt76_clear(dev, MT_TXOP_CTRL_CFG, MT_TXOP_ED_CCA_EN); if (is_mt76x2(dev)) { mt76_wr(dev, MT_BBP(AGC, 2), 0x00007070); + mt76_set(dev, MT_TXOP_HLDR_ET, + MT_TXOP_HLDR_TX40M_BLK_EN); } else { mt76_wr(dev, MT_BBP(AGC, 2), 0x003a6464); mt76_clear(dev, MT_TXOP_HLDR_ET, -- cgit v1.2.3-59-g8ed1b From b63aa031b00b7d9db28862d9b24b15a5d4146398 Mon Sep 17 00:00:00 2001 From: Stanislaw Gruszka Date: Wed, 20 Feb 2019 17:15:18 +0100 Subject: mt76usb: allow mt76u_bulk_msg be used for reads Extend mt76u_bulk_msg() such it can be used for synchronous bulk reads. Signed-off-by: Stanislaw Gruszka Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt76.h | 12 ++++++++---- drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c | 4 ++-- 2 files changed, 10 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index f55dc621e060..6092646014c4 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -729,16 +729,20 @@ static inline u8 q2ep(u8 qid) } static inline int -mt76u_bulk_msg(struct mt76_dev *dev, void *data, int len, int timeout) +mt76u_bulk_msg(struct mt76_dev *dev, void *data, int len, int *actual_len, + int timeout) { struct usb_interface *intf = to_usb_interface(dev->dev); struct usb_device *udev = interface_to_usbdev(intf); struct mt76_usb *usb = &dev->usb; unsigned int pipe; - int sent; - pipe = usb_sndbulkpipe(udev, usb->out_ep[MT_EP_OUT_INBAND_CMD]); - return usb_bulk_msg(udev, pipe, data, len, &sent, timeout); + if (actual_len) + pipe = usb_rcvbulkpipe(udev, usb->in_ep[MT_EP_IN_CMD_RESP]); + else + pipe = usb_sndbulkpipe(udev, usb->out_ep[MT_EP_OUT_INBAND_CMD]); + + return usb_bulk_msg(udev, pipe, data, len, actual_len, timeout); } int mt76u_vendor_request(struct mt76_dev *dev, u8 req, diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c index e469e383cb88..f497c8e4332a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c @@ -126,7 +126,7 @@ __mt76x02u_mcu_send_msg(struct mt76_dev *dev, struct sk_buff *skb, if (ret) return ret; - ret = mt76u_bulk_msg(dev, skb->data, skb->len, 500); + ret = mt76u_bulk_msg(dev, skb->data, skb->len, NULL, 500); if (ret) return ret; @@ -271,7 +271,7 @@ __mt76x02u_mcu_fw_send_data(struct mt76x02_dev *dev, u8 *data, data_len = MT_CMD_HDR_LEN + len + sizeof(info); - err = mt76u_bulk_msg(&dev->mt76, data, data_len, 1000); + err = mt76u_bulk_msg(&dev->mt76, data, data_len, NULL, 1000); if (err) { dev_err(dev->mt76.dev, "firmware upload failed: %d\n", err); return err; -- cgit v1.2.3-59-g8ed1b From a18a494f908f88a8be95ce95399800204e338b55 Mon Sep 17 00:00:00 2001 From: Stanislaw Gruszka Date: Wed, 20 Feb 2019 17:15:19 +0100 Subject: mt76usb: use synchronous msg for mcu command responses Use usb_bulk_msg for reading MCU command responses. This simplify code a lot. Together with 97a3005759c ("mt76usb: allow mt76u_bulk_msg be used for reads") it also fix possible problems with rx data buffers not being aligned and contained within single page. After doing page_frag_alloc(1024) consecutive page_frag_alloc(PAGE_SIZE) will alloc PAGE_SIZE buffer at PAGE_SIZE - 1024 offset. Signed-off-by: Stanislaw Gruszka Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt76.h | 3 +- drivers/net/wireless/mediatek/mt76/mt76x0/usb.c | 11 -------- .../net/wireless/mediatek/mt76/mt76x02_usb_mcu.c | 32 +++++++--------------- drivers/net/wireless/mediatek/mt76/mt76x2/usb.c | 11 -------- drivers/net/wireless/mediatek/mt76/usb.c | 1 - drivers/net/wireless/mediatek/mt76/usb_mcu.c | 31 +++------------------ 6 files changed, 15 insertions(+), 74 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index 6092646014c4..c9b5eb9b0582 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -384,8 +384,7 @@ struct mt76_usb { struct mt76u_mcu { struct mutex mutex; - struct completion cmpl; - struct mt76u_buf res; + u8 *data; u32 msg_seq; /* multiple reads */ diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c index da9d05f6074d..f0c33890f1a5 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c @@ -311,13 +311,11 @@ static int __maybe_unused mt76x0_suspend(struct usb_interface *usb_intf, pm_message_t state) { struct mt76x02_dev *dev = usb_get_intfdata(usb_intf); - struct mt76_usb *usb = &dev->mt76.usb; mt76u_stop_queues(&dev->mt76); mt76x0u_mac_stop(dev); clear_bit(MT76_STATE_MCU_RUNNING, &dev->mt76.state); mt76x0_chip_onoff(dev, false, false); - usb_kill_urb(usb->mcu.res.urb); return 0; } @@ -328,15 +326,6 @@ static int __maybe_unused mt76x0_resume(struct usb_interface *usb_intf) struct mt76_usb *usb = &dev->mt76.usb; int ret; - reinit_completion(&usb->mcu.cmpl); - ret = mt76u_submit_buf(&dev->mt76, USB_DIR_IN, - MT_EP_IN_CMD_RESP, - &usb->mcu.res, GFP_KERNEL, - mt76u_mcu_complete_urb, - &usb->mcu.cmpl); - if (ret < 0) - goto err; - ret = mt76u_submit_rx_buffers(&dev->mt76); if (ret < 0) goto err; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c index f497c8e4332a..0cb8751321a1 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_mcu.c @@ -61,33 +61,21 @@ mt76x02u_multiple_mcu_reads(struct mt76_dev *dev, u8 *data, int len) static int mt76x02u_mcu_wait_resp(struct mt76_dev *dev, u8 seq) { struct mt76_usb *usb = &dev->usb; - struct mt76u_buf *buf = &usb->mcu.res; - struct urb *urb = buf->urb; - u8 *data = buf->buf; - int i, ret; + u8 *data = usb->mcu.data; + int i, len, ret; u32 rxfce; for (i = 0; i < 5; i++) { - if (!wait_for_completion_timeout(&usb->mcu.cmpl, - msecs_to_jiffies(300))) + ret = mt76u_bulk_msg(dev, data, MCU_RESP_URB_SIZE, &len, 300); + if (ret == -ETIMEDOUT) continue; - - if (urb->status) - return -EIO; + if (ret) + goto out; if (usb->mcu.rp) - mt76x02u_multiple_mcu_reads(dev, data + 4, - urb->actual_length - 8); + mt76x02u_multiple_mcu_reads(dev, data + 4, len - 8); rxfce = get_unaligned_le32(data); - ret = mt76u_submit_buf(dev, USB_DIR_IN, - MT_EP_IN_CMD_RESP, - buf, GFP_KERNEL, - mt76u_mcu_complete_urb, - &usb->mcu.cmpl); - if (ret) - return ret; - if (seq == FIELD_GET(MT_RX_FCE_INFO_CMD_SEQ, rxfce) && FIELD_GET(MT_RX_FCE_INFO_EVT_TYPE, rxfce) == EVT_CMD_DONE) return 0; @@ -96,9 +84,9 @@ static int mt76x02u_mcu_wait_resp(struct mt76_dev *dev, u8 seq) FIELD_GET(MT_RX_FCE_INFO_EVT_TYPE, rxfce), seq, FIELD_GET(MT_RX_FCE_INFO_CMD_SEQ, rxfce)); } - - dev_err(dev->dev, "error: %s timed out\n", __func__); - return -ETIMEDOUT; +out: + dev_err(dev->dev, "error: %s failed with %d\n", __func__, ret); + return ret; } static int diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c index f81a85e96922..ddb6b2c48e01 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c @@ -100,11 +100,9 @@ static int __maybe_unused mt76x2u_suspend(struct usb_interface *intf, pm_message_t state) { struct mt76x02_dev *dev = usb_get_intfdata(intf); - struct mt76_usb *usb = &dev->mt76.usb; mt76u_stop_queues(&dev->mt76); mt76x2u_stop_hw(dev); - usb_kill_urb(usb->mcu.res.urb); return 0; } @@ -115,15 +113,6 @@ static int __maybe_unused mt76x2u_resume(struct usb_interface *intf) struct mt76_usb *usb = &dev->mt76.usb; int err; - reinit_completion(&usb->mcu.cmpl); - err = mt76u_submit_buf(&dev->mt76, USB_DIR_IN, - MT_EP_IN_CMD_RESP, - &usb->mcu.res, GFP_KERNEL, - mt76u_mcu_complete_urb, - &usb->mcu.cmpl); - if (err < 0) - goto err; - err = mt76u_submit_rx_buffers(&dev->mt76); if (err < 0) goto err; diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c index 78191968b4fa..5c3b7f735aae 100644 --- a/drivers/net/wireless/mediatek/mt76/usb.c +++ b/drivers/net/wireless/mediatek/mt76/usb.c @@ -933,7 +933,6 @@ int mt76u_init(struct mt76_dev *dev, INIT_DELAYED_WORK(&usb->stat_work, mt76u_tx_status_data); skb_queue_head_init(&dev->rx_skb[MT_RXQ_MAIN]); - init_completion(&usb->mcu.cmpl); mutex_init(&usb->mcu.mutex); mutex_init(&usb->usb_ctrl_mtx); diff --git a/drivers/net/wireless/mediatek/mt76/usb_mcu.c b/drivers/net/wireless/mediatek/mt76/usb_mcu.c index 72c8607da4b4..747231edc57d 100644 --- a/drivers/net/wireless/mediatek/mt76/usb_mcu.c +++ b/drivers/net/wireless/mediatek/mt76/usb_mcu.c @@ -16,42 +16,19 @@ #include "mt76.h" -void mt76u_mcu_complete_urb(struct urb *urb) -{ - struct completion *cmpl = urb->context; - - complete(cmpl); -} -EXPORT_SYMBOL_GPL(mt76u_mcu_complete_urb); - int mt76u_mcu_init_rx(struct mt76_dev *dev) { struct mt76_usb *usb = &dev->usb; - int err; - err = mt76u_buf_alloc(dev, &usb->mcu.res, MCU_RESP_URB_SIZE, - MCU_RESP_URB_SIZE, GFP_KERNEL); - if (err < 0) - return err; - - err = mt76u_submit_buf(dev, USB_DIR_IN, MT_EP_IN_CMD_RESP, - &usb->mcu.res, GFP_KERNEL, - mt76u_mcu_complete_urb, - &usb->mcu.cmpl); - if (err < 0) - mt76u_buf_free(&usb->mcu.res); - - return err; + usb->mcu.data = kmalloc(MCU_RESP_URB_SIZE, GFP_KERNEL); + return usb->mcu.data ? 0 : -ENOMEM; } EXPORT_SYMBOL_GPL(mt76u_mcu_init_rx); void mt76u_mcu_deinit(struct mt76_dev *dev) { - struct mt76u_buf *buf = &dev->usb.mcu.res; + struct mt76_usb *usb = &dev->usb; - if (buf->urb) { - usb_kill_urb(buf->urb); - mt76u_buf_free(buf); - } + kfree(usb->mcu.data); } EXPORT_SYMBOL_GPL(mt76u_mcu_deinit); -- cgit v1.2.3-59-g8ed1b From fc994dbbd94e638fbdabb9d8acd965800a6f25dd Mon Sep 17 00:00:00 2001 From: Stanislaw Gruszka Date: Wed, 20 Feb 2019 17:15:20 +0100 Subject: mt76usb: remove usb_mcu.c Don't need separate file just for kmalloc/kfree. Signed-off-by: Stanislaw Gruszka Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/Makefile | 2 +- drivers/net/wireless/mediatek/mt76/mt76.h | 2 -- drivers/net/wireless/mediatek/mt76/mt76x0/usb.c | 5 ---- .../net/wireless/mediatek/mt76/mt76x2/usb_init.c | 5 ---- drivers/net/wireless/mediatek/mt76/usb.c | 5 ++++ drivers/net/wireless/mediatek/mt76/usb_mcu.c | 34 ---------------------- 6 files changed, 6 insertions(+), 47 deletions(-) delete mode 100644 drivers/net/wireless/mediatek/mt76/usb_mcu.c diff --git a/drivers/net/wireless/mediatek/mt76/Makefile b/drivers/net/wireless/mediatek/mt76/Makefile index fa7a44edd02d..0d6a76f6e2ba 100644 --- a/drivers/net/wireless/mediatek/mt76/Makefile +++ b/drivers/net/wireless/mediatek/mt76/Makefile @@ -7,7 +7,7 @@ mt76-y := \ mmio.o util.o trace.o dma.o mac80211.o debugfs.o eeprom.o \ tx.o agg-rx.o mcu.o -mt76-usb-y := usb.o usb_trace.o usb_mcu.o +mt76-usb-y := usb.o usb_trace.o CFLAGS_trace.o := -I$(src) CFLAGS_usb_trace.o := -I$(src) diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index c9b5eb9b0582..a689af307a71 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -771,7 +771,5 @@ struct sk_buff *mt76_mcu_get_response(struct mt76_dev *dev, unsigned long expires); void mt76u_mcu_complete_urb(struct urb *urb); -int mt76u_mcu_init_rx(struct mt76_dev *dev); -void mt76u_mcu_deinit(struct mt76_dev *dev); #endif diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c index f0c33890f1a5..91718647da02 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c @@ -79,7 +79,6 @@ static void mt76x0u_cleanup(struct mt76x02_dev *dev) clear_bit(MT76_STATE_INITIALIZED, &dev->mt76.state); mt76x0_chip_onoff(dev, false, false); mt76u_queues_deinit(&dev->mt76); - mt76u_mcu_deinit(&dev->mt76); } static void mt76x0u_mac_stop(struct mt76x02_dev *dev) @@ -193,10 +192,6 @@ static int mt76x0u_register_device(struct mt76x02_dev *dev) if (err < 0) goto out_err; - err = mt76u_mcu_init_rx(&dev->mt76); - if (err < 0) - goto out_err; - err = mt76x0u_init_hardware(dev); if (err < 0) goto out_err; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_init.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_init.c index 090aaf71b3ef..1da90e58d942 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_init.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_init.c @@ -214,10 +214,6 @@ int mt76x2u_register_device(struct mt76x02_dev *dev) if (err < 0) goto fail; - err = mt76u_mcu_init_rx(&dev->mt76); - if (err < 0) - goto fail; - err = mt76x2u_init_hardware(dev); if (err < 0) goto fail; @@ -259,5 +255,4 @@ void mt76x2u_cleanup(struct mt76x02_dev *dev) mt76x02_mcu_set_radio_state(dev, false); mt76x2u_stop_hw(dev); mt76u_queues_deinit(&dev->mt76); - mt76u_mcu_deinit(&dev->mt76); } diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c index 5c3b7f735aae..792f5012f1b1 100644 --- a/drivers/net/wireless/mediatek/mt76/usb.c +++ b/drivers/net/wireless/mediatek/mt76/usb.c @@ -577,9 +577,14 @@ EXPORT_SYMBOL_GPL(mt76u_submit_rx_buffers); static int mt76u_alloc_rx(struct mt76_dev *dev) { + struct mt76_usb *usb = &dev->usb; struct mt76_queue *q = &dev->q_rx[MT_RXQ_MAIN]; int i, err; + usb->mcu.data = devm_kmalloc(dev->dev, MCU_RESP_URB_SIZE, GFP_KERNEL); + if (!usb->mcu.data) + return -ENOMEM; + spin_lock_init(&q->rx_page_lock); spin_lock_init(&q->lock); q->entry = devm_kcalloc(dev->dev, diff --git a/drivers/net/wireless/mediatek/mt76/usb_mcu.c b/drivers/net/wireless/mediatek/mt76/usb_mcu.c deleted file mode 100644 index 747231edc57d..000000000000 --- a/drivers/net/wireless/mediatek/mt76/usb_mcu.c +++ /dev/null @@ -1,34 +0,0 @@ -/* - * Copyright (C) 2018 Lorenzo Bianconi - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include "mt76.h" - -int mt76u_mcu_init_rx(struct mt76_dev *dev) -{ - struct mt76_usb *usb = &dev->usb; - - usb->mcu.data = kmalloc(MCU_RESP_URB_SIZE, GFP_KERNEL); - return usb->mcu.data ? 0 : -ENOMEM; -} -EXPORT_SYMBOL_GPL(mt76u_mcu_init_rx); - -void mt76u_mcu_deinit(struct mt76_dev *dev) -{ - struct mt76_usb *usb = &dev->usb; - - kfree(usb->mcu.data); -} -EXPORT_SYMBOL_GPL(mt76u_mcu_deinit); -- cgit v1.2.3-59-g8ed1b From cb1847cce03c9787e888cb545096bd53c702cf20 Mon Sep 17 00:00:00 2001 From: Lorenzo Bianconi Date: Thu, 21 Feb 2019 00:57:19 +0100 Subject: mt76: usb: fix warning in mt76u_buf_free Fix following static checker warning in mt76u_buf_free: drivers/net/wireless/mediatek/mt76/usb.c:372 mt76u_buf_free() warn: address of 'urb->sg[i]' is non-NULL There is no need to check sg page pointer since urb->num_sgs has been already validated in mt76u_fill_rx_sg Fixes: cb83585e1121 ("mt76: usb: fix possible memory leak in mt76u_buf_free") Signed-off-by: Lorenzo Bianconi Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/usb.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c index 792f5012f1b1..7cd95f950ca2 100644 --- a/drivers/net/wireless/mediatek/mt76/usb.c +++ b/drivers/net/wireless/mediatek/mt76/usb.c @@ -364,16 +364,11 @@ int mt76u_buf_alloc(struct mt76_dev *dev, struct mt76u_buf *buf, void mt76u_buf_free(struct mt76u_buf *buf) { struct urb *urb = buf->urb; - struct scatterlist *sg; int i; - for (i = 0; i < urb->num_sgs; i++) { - sg = &urb->sg[i]; - if (!sg) - continue; + for (i = 0; i < urb->num_sgs; i++) + skb_free_frag(sg_virt(&urb->sg[i])); - skb_free_frag(sg_virt(sg)); - } if (buf->buf) skb_free_frag(buf->buf); -- cgit v1.2.3-59-g8ed1b From 4de92bf10c6df694732d46be19f1d6350f7dba2e Mon Sep 17 00:00:00 2001 From: Lorenzo Bianconi Date: Wed, 20 Feb 2019 23:35:16 +0100 Subject: mt76: usb: introduce mt76u_fill_bulk_urb routine Add mt76u_fill_bulk_urb to initialize tx/rx urbs and remove duplicate code Signed-off-by: Stanislaw Gruszka Signed-off-by: Lorenzo Bianconi Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/usb.c | 45 ++++++++++++++++++-------------- 1 file changed, 26 insertions(+), 19 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c index 7cd95f950ca2..fca271abcfc9 100644 --- a/drivers/net/wireless/mediatek/mt76/usb.c +++ b/drivers/net/wireless/mediatek/mt76/usb.c @@ -376,9 +376,10 @@ void mt76u_buf_free(struct mt76u_buf *buf) } EXPORT_SYMBOL_GPL(mt76u_buf_free); -int mt76u_submit_buf(struct mt76_dev *dev, int dir, int index, - struct mt76u_buf *buf, gfp_t gfp, - usb_complete_t complete_fn, void *context) +static void +mt76u_fill_bulk_urb(struct mt76_dev *dev, int dir, int index, + struct mt76u_buf *buf, usb_complete_t complete_fn, + void *context) { struct usb_interface *intf = to_usb_interface(dev->dev); struct usb_device *udev = interface_to_usbdev(intf); @@ -392,6 +393,14 @@ int mt76u_submit_buf(struct mt76_dev *dev, int dir, int index, usb_fill_bulk_urb(buf->urb, udev, pipe, data, buf->len, complete_fn, context); +} + +int mt76u_submit_buf(struct mt76_dev *dev, int dir, int index, + struct mt76u_buf *buf, gfp_t gfp, + usb_complete_t complete_fn, void *context) +{ + mt76u_fill_bulk_urb(dev, dir, index, buf, complete_fn, + context); trace_submit_urb(dev, buf->urb); return usb_submit_urb(buf->urb, gfp); @@ -724,11 +733,16 @@ static void mt76u_complete_tx(struct urb *urb) } static int -mt76u_tx_build_sg(struct sk_buff *skb, struct urb *urb) +mt76u_tx_build_sg(struct mt76_dev *dev, struct sk_buff *skb, + struct urb *urb) { - int nsgs = 1 + skb_shinfo(skb)->nr_frags; struct sk_buff *iter; + int nsgs; + + if (!dev->usb.sg_en) + return 0; + nsgs = 1 + skb_shinfo(skb)->nr_frags; skb_walk_frags(skb, iter) nsgs += 1 + skb_shinfo(iter)->nr_frags; @@ -746,12 +760,8 @@ mt76u_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q, struct sk_buff *skb, struct mt76_wcid *wcid, struct ieee80211_sta *sta) { - struct usb_interface *intf = to_usb_interface(dev->dev); - struct usb_device *udev = interface_to_usbdev(intf); - u8 *data = NULL, ep = q2ep(q->hw_idx); struct mt76u_buf *buf; u16 idx = q->tail; - unsigned int pipe; int err; if (q->queued == q->ndesc) @@ -763,19 +773,16 @@ mt76u_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q, return err; buf = &q->entry[idx].ubuf; + buf->buf = skb->data; + buf->len = skb->len; buf->done = false; - if (dev->usb.sg_en) { - err = mt76u_tx_build_sg(skb, buf->urb); - if (err < 0) - return err; - } else { - data = skb->data; - } + err = mt76u_tx_build_sg(dev, skb, buf->urb); + if (err < 0) + return err; - pipe = usb_sndbulkpipe(udev, dev->usb.out_ep[ep]); - usb_fill_bulk_urb(buf->urb, udev, pipe, data, skb->len, - mt76u_complete_tx, buf); + mt76u_fill_bulk_urb(dev, USB_DIR_OUT, q2ep(q->hw_idx), + buf, mt76u_complete_tx, buf); q->tail = (q->tail + 1) % q->ndesc; q->entry[idx].skb = skb; -- cgit v1.2.3-59-g8ed1b From 888199b89291a495507bc044352cb6b60ffafee0 Mon Sep 17 00:00:00 2001 From: Lorenzo Bianconi Date: Wed, 20 Feb 2019 23:35:17 +0100 Subject: mt76: usb: simplify rx buffer allocation Squash mt76u_buf_alloc_sg and mt76u_buf_alloc and remove duplicated code. Reuse mt76u_refill_rx in mt76u_buf_alloc Signed-off-by: Lorenzo Bianconi Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt76.h | 2 - drivers/net/wireless/mediatek/mt76/usb.c | 76 +++++++++++-------------------- 2 files changed, 27 insertions(+), 51 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index a689af307a71..3b674228542d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -751,8 +751,6 @@ void mt76u_single_wr(struct mt76_dev *dev, const u8 req, const u16 offset, const u32 val); int mt76u_init(struct mt76_dev *dev, struct usb_interface *intf); void mt76u_deinit(struct mt76_dev *dev); -int mt76u_buf_alloc(struct mt76_dev *dev, struct mt76u_buf *buf, - int len, int data_len, gfp_t gfp); void mt76u_buf_free(struct mt76u_buf *buf); int mt76u_submit_buf(struct mt76_dev *dev, int dir, int index, struct mt76u_buf *buf, gfp_t gfp, diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c index fca271abcfc9..6801928cadd0 100644 --- a/drivers/net/wireless/mediatek/mt76/usb.c +++ b/drivers/net/wireless/mediatek/mt76/usb.c @@ -324,41 +324,41 @@ mt76u_fill_rx_sg(struct mt76_dev *dev, struct mt76u_buf *buf, } static int -mt76u_buf_alloc_sg(struct mt76_dev *dev, struct mt76u_buf *buf, - int nsgs, int len, int sglen, gfp_t gfp) +mt76u_refill_rx(struct mt76_dev *dev, struct mt76_queue *q, + struct mt76u_buf *buf, int nsgs, gfp_t gfp) { - buf->urb = usb_alloc_urb(0, gfp); - if (!buf->urb) - return -ENOMEM; - - buf->urb->sg = devm_kcalloc(dev->dev, nsgs, sizeof(*buf->urb->sg), - gfp); - if (!buf->urb->sg) - return -ENOMEM; - - sg_init_table(buf->urb->sg, nsgs); - buf->dev = dev; - - return mt76u_fill_rx_sg(dev, buf, nsgs, len, sglen); + if (dev->usb.sg_en) { + return mt76u_fill_rx_sg(dev, buf, nsgs, q->buf_size, + SKB_WITH_OVERHEAD(q->buf_size)); + } else { + buf->buf = page_frag_alloc(&q->rx_page, q->buf_size, gfp); + return buf->buf ? 0 : -ENOMEM; + } } -int mt76u_buf_alloc(struct mt76_dev *dev, struct mt76u_buf *buf, - int len, int data_len, gfp_t gfp) +static int +mt76u_buf_alloc(struct mt76_dev *dev, struct mt76u_buf *buf) { struct mt76_queue *q = &dev->q_rx[MT_RXQ_MAIN]; - buf->urb = usb_alloc_urb(0, gfp); + buf->len = SKB_WITH_OVERHEAD(q->buf_size); + buf->dev = dev; + + buf->urb = usb_alloc_urb(0, GFP_KERNEL); if (!buf->urb) return -ENOMEM; - buf->buf = page_frag_alloc(&q->rx_page, len, gfp); - if (!buf->buf) - return -ENOMEM; + if (dev->usb.sg_en) { + buf->urb->sg = devm_kcalloc(dev->dev, MT_SG_MAX_SIZE, + sizeof(*buf->urb->sg), + GFP_KERNEL); + if (!buf->urb->sg) + return -ENOMEM; - buf->len = data_len; - buf->dev = dev; + sg_init_table(buf->urb->sg, MT_SG_MAX_SIZE); + } - return 0; + return mt76u_refill_rx(dev, q, buf, MT_SG_MAX_SIZE, GFP_KERNEL); } void mt76u_buf_free(struct mt76u_buf *buf) @@ -514,20 +514,6 @@ out: spin_unlock_irqrestore(&q->lock, flags); } -static int -mt76u_refill_rx(struct mt76_dev *dev, struct mt76_queue *q, - struct mt76u_buf *buf, int nsgs) -{ - if (dev->usb.sg_en) { - return mt76u_fill_rx_sg(dev, buf, nsgs, q->buf_size, - SKB_WITH_OVERHEAD(q->buf_size)); - } else { - buf->buf = page_frag_alloc(&q->rx_page, q->buf_size, - GFP_ATOMIC); - return buf->buf ? 0 : -ENOMEM; - } -} - static void mt76u_rx_tasklet(unsigned long data) { struct mt76_dev *dev = (struct mt76_dev *)data; @@ -544,7 +530,8 @@ static void mt76u_rx_tasklet(unsigned long data) count = mt76u_process_rx_entry(dev, buf); if (count > 0) { - err = mt76u_refill_rx(dev, q, buf, count); + err = mt76u_refill_rx(dev, q, buf, count, + GFP_ATOMIC); if (err < 0) break; } @@ -600,16 +587,7 @@ static int mt76u_alloc_rx(struct mt76_dev *dev) q->buf_size = dev->usb.sg_en ? MT_RX_BUF_SIZE : PAGE_SIZE; q->ndesc = MT_NUM_RX_ENTRIES; for (i = 0; i < q->ndesc; i++) { - if (dev->usb.sg_en) - err = mt76u_buf_alloc_sg(dev, &q->entry[i].ubuf, - MT_SG_MAX_SIZE, q->buf_size, - SKB_WITH_OVERHEAD(q->buf_size), - GFP_KERNEL); - else - err = mt76u_buf_alloc(dev, &q->entry[i].ubuf, - q->buf_size, - SKB_WITH_OVERHEAD(q->buf_size), - GFP_KERNEL); + err = mt76u_buf_alloc(dev, &q->entry[i].ubuf); if (err < 0) return err; } -- cgit v1.2.3-59-g8ed1b From 04eb16fc70164c03ad84b7eb287c55dfbfc5e4e6 Mon Sep 17 00:00:00 2001 From: Lorenzo Bianconi Date: Wed, 20 Feb 2019 23:35:18 +0100 Subject: mt76: usb: simplify mt76u_tx_build_sg routine Use skb_to_sgvec instad of skb_to_sgvec_nomark in mt76u_tx_build_sg. Remove nsgs check in mt76u_tx_build_sg since it is already performed by skb_to_sgvec Suggested-by: Felix Fietkau Signed-off-by: Lorenzo Bianconi Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/usb.c | 17 +++-------------- 1 file changed, 3 insertions(+), 14 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c index 6801928cadd0..096bc99378f5 100644 --- a/drivers/net/wireless/mediatek/mt76/usb.c +++ b/drivers/net/wireless/mediatek/mt76/usb.c @@ -714,23 +714,12 @@ static int mt76u_tx_build_sg(struct mt76_dev *dev, struct sk_buff *skb, struct urb *urb) { - struct sk_buff *iter; - int nsgs; - if (!dev->usb.sg_en) return 0; - nsgs = 1 + skb_shinfo(skb)->nr_frags; - skb_walk_frags(skb, iter) - nsgs += 1 + skb_shinfo(iter)->nr_frags; - - memset(urb->sg, 0, sizeof(*urb->sg) * MT_SG_MAX_SIZE); - - nsgs = min_t(int, MT_SG_MAX_SIZE, nsgs); - sg_init_marker(urb->sg, nsgs); - urb->num_sgs = nsgs; - - return skb_to_sgvec_nomark(skb, urb->sg, 0, skb->len); + sg_init_table(urb->sg, MT_SG_MAX_SIZE); + urb->num_sgs = skb_to_sgvec(skb, urb->sg, 0, skb->len); + return urb->num_sgs; } static int -- cgit v1.2.3-59-g8ed1b From 200abe6a963a8720397f7156403ff14d09457704 Mon Sep 17 00:00:00 2001 From: Lorenzo Bianconi Date: Wed, 20 Feb 2019 10:20:37 +0100 Subject: mt76: usb: check urb->num_sgs limit in mt76u_process_rx_entry check nsgs value is less than urb->num_sgs in mt76u_process_rx_entry in order to avoid an out-of-bound access of urb->sg array Signed-off-by: Lorenzo Bianconi Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/usb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c index 096bc99378f5..ac3da948d43a 100644 --- a/drivers/net/wireless/mediatek/mt76/usb.c +++ b/drivers/net/wireless/mediatek/mt76/usb.c @@ -468,7 +468,7 @@ mt76u_process_rx_entry(struct mt76_dev *dev, struct mt76u_buf *buf) __skb_put(skb, data_len); len -= data_len; - while (len > 0 && urb->num_sgs) { + while (len > 0 && nsgs < urb->num_sgs) { data_len = min_t(int, len, urb->sg[nsgs].length); skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, sg_page(&urb->sg[nsgs]), -- cgit v1.2.3-59-g8ed1b From 6cad8240a5da0610b95cb6777cee66edfe33462b Mon Sep 17 00:00:00 2001 From: Lorenzo Bianconi Date: Tue, 26 Feb 2019 12:19:04 +0100 Subject: mt76: remove no longer used routine declarations Remove following routine declarations that are no longer used after commit cfca5f693c5d ("mt76usb: remove usb_mcu.c"): - mt76u_mcu_complete_urb - mt76u_deinit - mt76u_buf_free - mt76u_submit_urb Signed-off-by: Lorenzo Bianconi Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt76.h | 7 ------- drivers/net/wireless/mediatek/mt76/usb.c | 11 +++++------ 2 files changed, 5 insertions(+), 13 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index 3b674228542d..28bfe91cb2ed 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -750,11 +750,6 @@ int mt76u_vendor_request(struct mt76_dev *dev, u8 req, void mt76u_single_wr(struct mt76_dev *dev, const u8 req, const u16 offset, const u32 val); int mt76u_init(struct mt76_dev *dev, struct usb_interface *intf); -void mt76u_deinit(struct mt76_dev *dev); -void mt76u_buf_free(struct mt76u_buf *buf); -int mt76u_submit_buf(struct mt76_dev *dev, int dir, int index, - struct mt76u_buf *buf, gfp_t gfp, - usb_complete_t complete_fn, void *context); int mt76u_submit_rx_buffers(struct mt76_dev *dev); int mt76u_alloc_queues(struct mt76_dev *dev); void mt76u_stop_queues(struct mt76_dev *dev); @@ -768,6 +763,4 @@ void mt76_mcu_rx_event(struct mt76_dev *dev, struct sk_buff *skb); struct sk_buff *mt76_mcu_get_response(struct mt76_dev *dev, unsigned long expires); -void mt76u_mcu_complete_urb(struct urb *urb); - #endif diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c index ac3da948d43a..ae6ada370597 100644 --- a/drivers/net/wireless/mediatek/mt76/usb.c +++ b/drivers/net/wireless/mediatek/mt76/usb.c @@ -361,7 +361,7 @@ mt76u_buf_alloc(struct mt76_dev *dev, struct mt76u_buf *buf) return mt76u_refill_rx(dev, q, buf, MT_SG_MAX_SIZE, GFP_KERNEL); } -void mt76u_buf_free(struct mt76u_buf *buf) +static void mt76u_buf_free(struct mt76u_buf *buf) { struct urb *urb = buf->urb; int i; @@ -374,7 +374,6 @@ void mt76u_buf_free(struct mt76u_buf *buf) usb_free_urb(buf->urb); } -EXPORT_SYMBOL_GPL(mt76u_buf_free); static void mt76u_fill_bulk_urb(struct mt76_dev *dev, int dir, int index, @@ -395,9 +394,10 @@ mt76u_fill_bulk_urb(struct mt76_dev *dev, int dir, int index, complete_fn, context); } -int mt76u_submit_buf(struct mt76_dev *dev, int dir, int index, - struct mt76u_buf *buf, gfp_t gfp, - usb_complete_t complete_fn, void *context) +static int +mt76u_submit_buf(struct mt76_dev *dev, int dir, int index, + struct mt76u_buf *buf, gfp_t gfp, + usb_complete_t complete_fn, void *context) { mt76u_fill_bulk_urb(dev, dir, index, buf, complete_fn, context); @@ -405,7 +405,6 @@ int mt76u_submit_buf(struct mt76_dev *dev, int dir, int index, return usb_submit_urb(buf->urb, gfp); } -EXPORT_SYMBOL_GPL(mt76u_submit_buf); static inline struct mt76u_buf *mt76u_get_next_rx_entry(struct mt76_queue *q) -- cgit v1.2.3-59-g8ed1b From 9c193de548c2436c108b4a2c95fefe34d9b00b26 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Wed, 30 Jan 2019 12:17:20 +0100 Subject: mt76: add driver callback for when a sta is associated MT7603 needs this to update the HT/VHT capabilities Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mac80211.c | 5 +++++ drivers/net/wireless/mediatek/mt76/mt76.h | 3 +++ 2 files changed, 8 insertions(+) diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c index 82e9f78ef328..a033745adb2f 100644 --- a/drivers/net/wireless/mediatek/mt76/mac80211.c +++ b/drivers/net/wireless/mediatek/mt76/mac80211.c @@ -714,6 +714,11 @@ int mt76_sta_state(struct ieee80211_hw *hw, struct ieee80211_vif *vif, new_state == IEEE80211_STA_NONE) return mt76_sta_add(dev, vif, sta); + if (old_state == IEEE80211_STA_AUTH && + new_state == IEEE80211_STA_ASSOC && + dev->drv->sta_assoc) + dev->drv->sta_assoc(dev, vif, sta); + if (old_state == IEEE80211_STA_NONE && new_state == IEEE80211_STA_NOTEXIST) mt76_sta_remove(dev, vif, sta); diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index 28bfe91cb2ed..5dfb0601f101 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -304,6 +304,9 @@ struct mt76_driver_ops { int (*sta_add)(struct mt76_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta); + void (*sta_assoc)(struct mt76_dev *dev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta); + void (*sta_remove)(struct mt76_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta); }; -- cgit v1.2.3-59-g8ed1b From 782eff094922ab6e75e8568355c8487686b239f5 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 29 Dec 2018 13:22:11 +0100 Subject: dt-bindings: net: mt76: update binding for mt7603 driver In addition to MT7603E PCI devices, the driver supports the WLAN core on MT7628/MT7688, which needs to be defined in DT. Reviewed-by: Rob Herring Signed-off-by: Felix Fietkau --- .../bindings/net/wireless/mediatek,mt76.txt | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/Documentation/devicetree/bindings/net/wireless/mediatek,mt76.txt b/Documentation/devicetree/bindings/net/wireless/mediatek,mt76.txt index 0c17a0ec9b7b..7b9a776230c0 100644 --- a/Documentation/devicetree/bindings/net/wireless/mediatek,mt76.txt +++ b/Documentation/devicetree/bindings/net/wireless/mediatek,mt76.txt @@ -4,6 +4,13 @@ This node provides properties for configuring the MediaTek mt76xx wireless device. The node is expected to be specified as a child node of the PCI controller to which the wireless chip is connected. +Alternatively, it can specify the wireless part of the MT7628/MT7688 SoC. +For SoC, use the compatible string "mediatek,mt7628-wmac" and the following +properties: + +- reg: Address and length of the register set for the device. +- interrupts: Main device interrupt + Optional properties: - mac-address: See ethernet.txt in the parent directory @@ -30,3 +37,15 @@ Optional nodes: }; }; }; + +MT7628 example: + +wmac: wmac@10300000 { + compatible = "mediatek,mt7628-wmac"; + reg = <0x10300000 0x100000>; + + interrupt-parent = <&cpuintc>; + interrupts = <6>; + + mediatek,mtd-eeprom = <&factory 0x0000>; +}; -- cgit v1.2.3-59-g8ed1b From c8846e1015022d2531ac4c895783e400b3e5babe Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Tue, 6 Nov 2018 13:47:23 +0100 Subject: mt76: add driver for MT7603E and MT7628/7688 This driver is for a newer generation of 2x2 MediaTek 802.11n chipsets. MT7603E is a PCIe chip. MT7628 and MT7688 are MIPS SoC devices with built-in WLAN. MT7688 is limited to 1x1 This driver fully supports AP, station, mesh, ad-hoc and monitor mode. Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/Kconfig | 1 + drivers/net/wireless/mediatek/mt76/Makefile | 1 + drivers/net/wireless/mediatek/mt76/mt7603/Kconfig | 9 + drivers/net/wireless/mediatek/mt76/mt7603/Makefile | 6 + drivers/net/wireless/mediatek/mt76/mt7603/beacon.c | 186 +++ drivers/net/wireless/mediatek/mt76/mt7603/core.c | 73 + .../net/wireless/mediatek/mt76/mt7603/debugfs.c | 56 + drivers/net/wireless/mediatek/mt76/mt7603/dma.c | 215 +++ drivers/net/wireless/mediatek/mt76/mt7603/eeprom.c | 168 ++ drivers/net/wireless/mediatek/mt76/mt7603/eeprom.h | 86 + drivers/net/wireless/mediatek/mt76/mt7603/init.c | 578 +++++++ drivers/net/wireless/mediatek/mt76/mt7603/mac.c | 1749 ++++++++++++++++++++ drivers/net/wireless/mediatek/mt76/mt7603/mac.h | 242 +++ drivers/net/wireless/mediatek/mt76/mt7603/main.c | 709 ++++++++ drivers/net/wireless/mediatek/mt76/mt7603/mcu.c | 483 ++++++ drivers/net/wireless/mediatek/mt76/mt7603/mcu.h | 110 ++ drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h | 253 +++ drivers/net/wireless/mediatek/mt76/mt7603/pci.c | 80 + drivers/net/wireless/mediatek/mt76/mt7603/regs.h | 774 +++++++++ drivers/net/wireless/mediatek/mt76/mt7603/soc.c | 85 + 20 files changed, 5864 insertions(+) create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/Kconfig create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/Makefile create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/beacon.c create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/core.c create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/debugfs.c create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/dma.c create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/eeprom.c create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/eeprom.h create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/init.c create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/mac.c create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/mac.h create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/main.c create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/mcu.c create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/mcu.h create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/pci.c create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/regs.h create mode 100644 drivers/net/wireless/mediatek/mt76/mt7603/soc.c diff --git a/drivers/net/wireless/mediatek/mt76/Kconfig b/drivers/net/wireless/mediatek/mt76/Kconfig index c30d8f5bbf2a..dbe8c70a8f73 100644 --- a/drivers/net/wireless/mediatek/mt76/Kconfig +++ b/drivers/net/wireless/mediatek/mt76/Kconfig @@ -21,3 +21,4 @@ config MT76x02_USB source "drivers/net/wireless/mediatek/mt76/mt76x0/Kconfig" source "drivers/net/wireless/mediatek/mt76/mt76x2/Kconfig" +source "drivers/net/wireless/mediatek/mt76/mt7603/Kconfig" diff --git a/drivers/net/wireless/mediatek/mt76/Makefile b/drivers/net/wireless/mediatek/mt76/Makefile index 0d6a76f6e2ba..3fd1b64b4aa7 100644 --- a/drivers/net/wireless/mediatek/mt76/Makefile +++ b/drivers/net/wireless/mediatek/mt76/Makefile @@ -22,3 +22,4 @@ mt76x02-usb-y := mt76x02_usb_mcu.o mt76x02_usb_core.o obj-$(CONFIG_MT76x0_COMMON) += mt76x0/ obj-$(CONFIG_MT76x2_COMMON) += mt76x2/ +obj-$(CONFIG_MT7603E) += mt7603/ diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/Kconfig b/drivers/net/wireless/mediatek/mt76/mt7603/Kconfig new file mode 100644 index 000000000000..087945c3d8f3 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/Kconfig @@ -0,0 +1,9 @@ +config MT7603E + tristate "MediaTek MT7603E (PCIe) and MT76x8 WLAN support" + select MT76_CORE + depends on MAC80211 + depends on PCI + help + This adds support for MT7603E wireless PCIe devices and the WLAN core on + MT7628/MT7688 SoC devices + diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/Makefile b/drivers/net/wireless/mediatek/mt76/mt7603/Makefile new file mode 100644 index 000000000000..d95a30421c62 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/Makefile @@ -0,0 +1,6 @@ +obj-$(CONFIG_MT7603E) += mt7603e.o + +mt7603e-y := \ + pci.o soc.o main.o init.o mcu.o \ + core.o dma.o mac.o eeprom.o \ + beacon.o debugfs.o diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c b/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c new file mode 100644 index 000000000000..afcd86f735b4 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c @@ -0,0 +1,186 @@ +/* SPDX-License-Identifier: ISC */ + +#include "mt7603.h" + +struct beacon_bc_data { + struct mt7603_dev *dev; + struct sk_buff_head q; + struct sk_buff *tail[MT7603_MAX_INTERFACES]; + int count[MT7603_MAX_INTERFACES]; +}; + +static void +mt7603_update_beacon_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) +{ + struct mt7603_dev *dev = (struct mt7603_dev *)priv; + struct mt7603_vif *mvif = (struct mt7603_vif *)vif->drv_priv; + struct sk_buff *skb = NULL; + + if (!(dev->beacon_mask & BIT(mvif->idx))) + return; + + skb = ieee80211_beacon_get(mt76_hw(dev), vif); + if (!skb) + return; + + mt76_dma_tx_queue_skb(&dev->mt76, &dev->mt76.q_tx[MT_TXQ_BEACON], skb, + &mvif->sta.wcid, NULL); + + spin_lock_bh(&dev->ps_lock); + mt76_wr(dev, MT_DMA_FQCR0, MT_DMA_FQCR0_BUSY | + FIELD_PREP(MT_DMA_FQCR0_TARGET_WCID, mvif->sta.wcid.idx) | + FIELD_PREP(MT_DMA_FQCR0_TARGET_QID, + dev->mt76.q_tx[MT_TXQ_CAB].hw_idx) | + FIELD_PREP(MT_DMA_FQCR0_DEST_PORT_ID, 3) | + FIELD_PREP(MT_DMA_FQCR0_DEST_QUEUE_ID, 8)); + + if (!mt76_poll(dev, MT_DMA_FQCR0, MT_DMA_FQCR0_BUSY, 0, 5000)) + dev->beacon_check = MT7603_WATCHDOG_TIMEOUT; + + spin_unlock_bh(&dev->ps_lock); +} + +static void +mt7603_add_buffered_bc(void *priv, u8 *mac, struct ieee80211_vif *vif) +{ + struct beacon_bc_data *data = priv; + struct mt7603_dev *dev = data->dev; + struct mt7603_vif *mvif = (struct mt7603_vif *)vif->drv_priv; + struct ieee80211_tx_info *info; + struct sk_buff *skb; + + if (!(dev->beacon_mask & BIT(mvif->idx))) + return; + + skb = ieee80211_get_buffered_bc(mt76_hw(dev), vif); + if (!skb) + return; + + info = IEEE80211_SKB_CB(skb); + info->control.vif = vif; + info->flags |= IEEE80211_TX_CTL_ASSIGN_SEQ; + mt76_skb_set_moredata(skb, true); + __skb_queue_tail(&data->q, skb); + data->tail[mvif->idx] = skb; + data->count[mvif->idx]++; +} + +void mt7603_pre_tbtt_tasklet(unsigned long arg) +{ + struct mt7603_dev *dev = (struct mt7603_dev *)arg; + struct mt76_queue *q; + struct beacon_bc_data data = {}; + struct sk_buff *skb; + int i, nframes; + + data.dev = dev; + __skb_queue_head_init(&data.q); + + q = &dev->mt76.q_tx[MT_TXQ_BEACON]; + spin_lock_bh(&q->lock); + ieee80211_iterate_active_interfaces_atomic(mt76_hw(dev), + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7603_update_beacon_iter, dev); + mt76_queue_kick(dev, q); + spin_unlock_bh(&q->lock); + + /* Flush all previous CAB queue packets */ + mt76_wr(dev, MT_WF_ARB_CAB_FLUSH, GENMASK(30, 16) | BIT(0)); + + mt76_queue_tx_cleanup(dev, MT_TXQ_CAB, false); + + mt76_csa_check(&dev->mt76); + if (dev->mt76.csa_complete) + goto out; + + q = &dev->mt76.q_tx[MT_TXQ_CAB]; + do { + nframes = skb_queue_len(&data.q); + ieee80211_iterate_active_interfaces_atomic(mt76_hw(dev), + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7603_add_buffered_bc, &data); + } while (nframes != skb_queue_len(&data.q) && + skb_queue_len(&data.q) < 8); + + if (skb_queue_empty(&data.q)) + goto out; + + for (i = 0; i < ARRAY_SIZE(data.tail); i++) { + if (!data.tail[i]) + continue; + + mt76_skb_set_moredata(data.tail[i], false); + } + + spin_lock_bh(&q->lock); + while ((skb = __skb_dequeue(&data.q)) != NULL) { + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct ieee80211_vif *vif = info->control.vif; + struct mt7603_vif *mvif = (struct mt7603_vif *)vif->drv_priv; + + mt76_dma_tx_queue_skb(&dev->mt76, q, skb, &mvif->sta.wcid, + NULL); + } + mt76_queue_kick(dev, q); + spin_unlock_bh(&q->lock); + + for (i = 0; i < ARRAY_SIZE(data.count); i++) + mt76_wr(dev, MT_WF_ARB_CAB_COUNT_B0_REG(i), + data.count[i] << MT_WF_ARB_CAB_COUNT_B0_SHIFT(i)); + + mt76_wr(dev, MT_WF_ARB_CAB_START, + MT_WF_ARB_CAB_START_BSSn(0) | + (MT_WF_ARB_CAB_START_BSS0n(1) * + ((1 << (MT7603_MAX_INTERFACES - 1)) - 1))); + +out: + mt76_queue_tx_cleanup(dev, MT_TXQ_BEACON, false); + if (dev->mt76.q_tx[MT_TXQ_BEACON].queued > + __sw_hweight8(dev->beacon_mask)) + dev->beacon_check++; +} + +void mt7603_beacon_set_timer(struct mt7603_dev *dev, int idx, int intval) +{ + u32 pre_tbtt = MT7603_PRE_TBTT_TIME / 64; + + if (idx >= 0) { + if (intval) + dev->beacon_mask |= BIT(idx); + else + dev->beacon_mask &= ~BIT(idx); + } + + if (!dev->beacon_mask || (!intval && idx < 0)) { + mt7603_irq_disable(dev, MT_INT_MAC_IRQ3); + mt76_clear(dev, MT_ARB_SCR, MT_ARB_SCR_BCNQ_OPMODE_MASK); + mt76_wr(dev, MT_HW_INT_MASK(3), 0); + return; + } + + dev->beacon_int = intval; + mt76_wr(dev, MT_TBTT, + FIELD_PREP(MT_TBTT_PERIOD, intval) | MT_TBTT_CAL_ENABLE); + + mt76_wr(dev, MT_TBTT_TIMER_CFG, 0x99); /* start timer */ + + mt76_rmw_field(dev, MT_ARB_SCR, MT_ARB_SCR_BCNQ_OPMODE_MASK, + MT_BCNQ_OPMODE_AP); + mt76_clear(dev, MT_ARB_SCR, MT_ARB_SCR_TBTT_BCN_PRIO); + mt76_set(dev, MT_ARB_SCR, MT_ARB_SCR_TBTT_BCAST_PRIO); + + mt76_wr(dev, MT_PRE_TBTT, pre_tbtt); + + mt76_set(dev, MT_HW_INT_MASK(3), + MT_HW_INT3_PRE_TBTT0 | MT_HW_INT3_TBTT0); + + mt76_set(dev, MT_WF_ARB_BCN_START, + MT_WF_ARB_BCN_START_BSSn(0) | + ((dev->beacon_mask >> 1) * MT_WF_ARB_BCN_START_BSS0n(1))); + mt7603_irq_enable(dev, MT_INT_MAC_IRQ3); + + if (dev->beacon_mask & ~BIT(0)) + mt76_set(dev, MT_LPON_SBTOR(0), MT_LPON_SBTOR_SUB_BSS_EN); + else + mt76_clear(dev, MT_LPON_SBTOR(0), MT_LPON_SBTOR_SUB_BSS_EN); +} diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/core.c b/drivers/net/wireless/mediatek/mt76/mt7603/core.c new file mode 100644 index 000000000000..1086dcd376a0 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/core.c @@ -0,0 +1,73 @@ +/* SPDX-License-Identifier: ISC */ + +#include "mt7603.h" + +void mt7603_set_irq_mask(struct mt7603_dev *dev, u32 clear, u32 set) +{ + unsigned long flags; + + spin_lock_irqsave(&dev->mt76.mmio.irq_lock, flags); + dev->mt76.mmio.irqmask &= ~clear; + dev->mt76.mmio.irqmask |= set; + mt76_wr(dev, MT_INT_MASK_CSR, dev->mt76.mmio.irqmask); + spin_unlock_irqrestore(&dev->mt76.mmio.irq_lock, flags); +} + +void mt7603_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q) +{ + struct mt7603_dev *dev = container_of(mdev, struct mt7603_dev, mt76); + + mt7603_irq_enable(dev, MT_INT_RX_DONE(q)); +} + +irqreturn_t mt7603_irq_handler(int irq, void *dev_instance) +{ + struct mt7603_dev *dev = dev_instance; + u32 intr; + + intr = mt76_rr(dev, MT_INT_SOURCE_CSR); + mt76_wr(dev, MT_INT_SOURCE_CSR, intr); + + if (!test_bit(MT76_STATE_INITIALIZED, &dev->mt76.state)) + return IRQ_NONE; + + intr &= dev->mt76.mmio.irqmask; + + if (intr & MT_INT_MAC_IRQ3) { + u32 hwintr = mt76_rr(dev, MT_HW_INT_STATUS(3)); + + mt76_wr(dev, MT_HW_INT_STATUS(3), hwintr); + if (hwintr & MT_HW_INT3_PRE_TBTT0) + tasklet_schedule(&dev->pre_tbtt_tasklet); + + if ((hwintr & MT_HW_INT3_TBTT0) && dev->mt76.csa_complete) + mt76_csa_finish(&dev->mt76); + } + + if (intr & MT_INT_TX_DONE_ALL) { + mt7603_irq_disable(dev, MT_INT_TX_DONE_ALL); + tasklet_schedule(&dev->tx_tasklet); + } + + if (intr & MT_INT_RX_DONE(0)) { + mt7603_irq_disable(dev, MT_INT_RX_DONE(0)); + napi_schedule(&dev->mt76.napi[0]); + } + + if (intr & MT_INT_RX_DONE(1)) { + mt7603_irq_disable(dev, MT_INT_RX_DONE(1)); + napi_schedule(&dev->mt76.napi[1]); + } + + return IRQ_HANDLED; +} + +u32 mt7603_reg_map(struct mt7603_dev *dev, u32 addr) +{ + u32 base = addr & GENMASK(31, 19); + u32 offset = addr & GENMASK(18, 0); + + dev->bus_ops->wr(&dev->mt76, MT_MCU_PCIE_REMAP_2, base); + + return MT_PCIE_REMAP_BASE_2 + offset; +} diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7603/debugfs.c new file mode 100644 index 000000000000..f8b3b6ab6297 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/debugfs.c @@ -0,0 +1,56 @@ +/* SPDX-License-Identifier: ISC */ + +#include "mt7603.h" + +static int +mt7603_reset_read(struct seq_file *s, void *data) +{ + struct mt7603_dev *dev = dev_get_drvdata(s->private); + static const char * const reset_cause_str[] = { + [RESET_CAUSE_TX_HANG] = "TX hang", + [RESET_CAUSE_TX_BUSY] = "TX DMA busy stuck", + [RESET_CAUSE_RX_BUSY] = "RX DMA busy stuck", + [RESET_CAUSE_RX_PSE_BUSY] = "RX PSE busy stuck", + [RESET_CAUSE_BEACON_STUCK] = "Beacon stuck", + [RESET_CAUSE_MCU_HANG] = "MCU hang", + [RESET_CAUSE_RESET_FAILED] = "PSE reset failed", + }; + int i; + + for (i = 0; i < ARRAY_SIZE(reset_cause_str); i++) { + if (!reset_cause_str[i]) + continue; + + seq_printf(s, "%20s: %u\n", reset_cause_str[i], + dev->reset_cause[i]); + } + + return 0; +} + +static int +mt7603_radio_read(struct seq_file *s, void *data) +{ + struct mt7603_dev *dev = dev_get_drvdata(s->private); + + seq_printf(s, "Sensitivity: %d\n", dev->sensitivity); + seq_printf(s, "False CCA: ofdm=%d cck=%d\n", + dev->false_cca_ofdm, dev->false_cca_cck); + + return 0; +} + +void mt7603_init_debugfs(struct mt7603_dev *dev) +{ + struct dentry *dir; + + dir = mt76_register_debugfs(&dev->mt76); + if (!dir) + return; + + debugfs_create_u32("reset_test", 0600, dir, &dev->reset_test); + debugfs_create_devm_seqfile(dev->mt76.dev, "reset", dir, + mt7603_reset_read); + debugfs_create_devm_seqfile(dev->mt76.dev, "radio", dir, + mt7603_radio_read); +} diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/dma.c b/drivers/net/wireless/mediatek/mt76/mt7603/dma.c new file mode 100644 index 000000000000..d69e82c66ab2 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/dma.c @@ -0,0 +1,215 @@ +/* SPDX-License-Identifier: ISC */ + +#include "mt7603.h" +#include "mac.h" +#include "../dma.h" + +static int +mt7603_init_tx_queue(struct mt7603_dev *dev, struct mt76_queue *q, + int idx, int n_desc) +{ + int ret; + + q->hw_idx = idx; + q->regs = dev->mt76.mmio.regs + MT_TX_RING_BASE + idx * MT_RING_SIZE; + q->ndesc = n_desc; + + ret = mt76_queue_alloc(dev, q); + if (ret) + return ret; + + mt7603_irq_enable(dev, MT_INT_TX_DONE(idx)); + + return 0; +} + +static void +mt7603_rx_loopback_skb(struct mt7603_dev *dev, struct sk_buff *skb) +{ + __le32 *txd = (__le32 *)skb->data; + struct mt7603_sta *msta; + struct mt76_wcid *wcid; + int idx; + u32 val; + + if (skb->len < sizeof(MT_TXD_SIZE) + sizeof(struct ieee80211_hdr)) + goto free; + + val = le32_to_cpu(txd[1]); + idx = FIELD_GET(MT_TXD1_WLAN_IDX, val); + skb->priority = FIELD_GET(MT_TXD1_TID, val); + + if (idx >= MT7603_WTBL_STA - 1) + goto free; + + wcid = rcu_dereference(dev->mt76.wcid[idx]); + if (!wcid) + goto free; + + msta = container_of(wcid, struct mt7603_sta, wcid); + val = le32_to_cpu(txd[0]); + skb_set_queue_mapping(skb, FIELD_GET(MT_TXD0_Q_IDX, val)); + + spin_lock_bh(&dev->ps_lock); + __skb_queue_tail(&msta->psq, skb); + if (skb_queue_len(&msta->psq) >= 64) { + skb = __skb_dequeue(&msta->psq); + dev_kfree_skb(skb); + } + spin_unlock_bh(&dev->ps_lock); + return; + +free: + dev_kfree_skb(skb); +} + +void mt7603_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, + struct sk_buff *skb) +{ + struct mt7603_dev *dev = container_of(mdev, struct mt7603_dev, mt76); + __le32 *rxd = (__le32 *)skb->data; + __le32 *end = (__le32 *)&skb->data[skb->len]; + enum rx_pkt_type type; + + type = FIELD_GET(MT_RXD0_PKT_TYPE, le32_to_cpu(rxd[0])); + + if (q == MT_RXQ_MCU) { + if (type == PKT_TYPE_RX_EVENT) + mt76_mcu_rx_event(&dev->mt76, skb); + else + mt7603_rx_loopback_skb(dev, skb); + return; + } + + switch (type) { + case PKT_TYPE_TXS: + for (rxd++; rxd + 5 <= end; rxd += 5) + mt7603_mac_add_txs(dev, rxd); + dev_kfree_skb(skb); + break; + case PKT_TYPE_RX_EVENT: + mt76_mcu_rx_event(&dev->mt76, skb); + return; + case PKT_TYPE_NORMAL: + if (mt7603_mac_fill_rx(dev, skb) == 0) { + mt76_rx(&dev->mt76, q, skb); + return; + } + /* fall through */ + default: + dev_kfree_skb(skb); + break; + } +} + +static int +mt7603_init_rx_queue(struct mt7603_dev *dev, struct mt76_queue *q, + int idx, int n_desc, int bufsize) +{ + int ret; + + q->regs = dev->mt76.mmio.regs + MT_RX_RING_BASE + idx * MT_RING_SIZE; + q->ndesc = n_desc; + q->buf_size = bufsize; + + ret = mt76_queue_alloc(dev, q); + if (ret) + return ret; + + mt7603_irq_enable(dev, MT_INT_RX_DONE(idx)); + + return 0; +} + +static void +mt7603_tx_tasklet(unsigned long data) +{ + struct mt7603_dev *dev = (struct mt7603_dev *)data; + int i; + + dev->tx_dma_check = 0; + for (i = MT_TXQ_MCU; i >= 0; i--) + mt76_queue_tx_cleanup(dev, i, false); + + mt7603_irq_enable(dev, MT_INT_TX_DONE_ALL); +} + +int mt7603_dma_init(struct mt7603_dev *dev) +{ + static const u8 wmm_queue_map[] = { + [IEEE80211_AC_BK] = 0, + [IEEE80211_AC_BE] = 1, + [IEEE80211_AC_VI] = 2, + [IEEE80211_AC_VO] = 3, + }; + int ret; + int i; + + mt76_dma_attach(&dev->mt76); + + init_waitqueue_head(&dev->mt76.mmio.mcu.wait); + skb_queue_head_init(&dev->mt76.mmio.mcu.res_q); + + tasklet_init(&dev->tx_tasklet, mt7603_tx_tasklet, (unsigned long)dev); + + mt76_clear(dev, MT_WPDMA_GLO_CFG, + MT_WPDMA_GLO_CFG_TX_DMA_EN | + MT_WPDMA_GLO_CFG_RX_DMA_EN | + MT_WPDMA_GLO_CFG_DMA_BURST_SIZE | + MT_WPDMA_GLO_CFG_TX_WRITEBACK_DONE); + + mt76_wr(dev, MT_WPDMA_RST_IDX, ~0); + mt7603_pse_client_reset(dev); + + for (i = 0; i < ARRAY_SIZE(wmm_queue_map); i++) { + ret = mt7603_init_tx_queue(dev, &dev->mt76.q_tx[i], + wmm_queue_map[i], + MT_TX_RING_SIZE); + if (ret) + return ret; + } + + ret = mt7603_init_tx_queue(dev, &dev->mt76.q_tx[MT_TXQ_PSD], + MT_TX_HW_QUEUE_MGMT, MT_TX_RING_SIZE); + if (ret) + return ret; + + ret = mt7603_init_tx_queue(dev, &dev->mt76.q_tx[MT_TXQ_MCU], + MT_TX_HW_QUEUE_MCU, MT_MCU_RING_SIZE); + if (ret) + return ret; + + ret = mt7603_init_tx_queue(dev, &dev->mt76.q_tx[MT_TXQ_BEACON], + MT_TX_HW_QUEUE_BCN, MT_MCU_RING_SIZE); + if (ret) + return ret; + + ret = mt7603_init_tx_queue(dev, &dev->mt76.q_tx[MT_TXQ_CAB], + MT_TX_HW_QUEUE_BMC, MT_MCU_RING_SIZE); + if (ret) + return ret; + + ret = mt7603_init_rx_queue(dev, &dev->mt76.q_rx[MT_RXQ_MCU], 1, + MT_MCU_RING_SIZE, MT_RX_BUF_SIZE); + if (ret) + return ret; + + ret = mt7603_init_rx_queue(dev, &dev->mt76.q_rx[MT_RXQ_MAIN], 0, + MT7603_RX_RING_SIZE, MT_RX_BUF_SIZE); + if (ret) + return ret; + + mt76_wr(dev, MT_DELAY_INT_CFG, 0); + return mt76_init_queues(dev); +} + +void mt7603_dma_cleanup(struct mt7603_dev *dev) +{ + mt76_clear(dev, MT_WPDMA_GLO_CFG, + MT_WPDMA_GLO_CFG_TX_DMA_EN | + MT_WPDMA_GLO_CFG_RX_DMA_EN | + MT_WPDMA_GLO_CFG_TX_WRITEBACK_DONE); + + tasklet_kill(&dev->tx_tasklet); + mt76_dma_cleanup(&dev->mt76); +} diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt7603/eeprom.c new file mode 100644 index 000000000000..8c120e4461b0 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/eeprom.c @@ -0,0 +1,168 @@ +/* SPDX-License-Identifier: ISC */ + +#include "mt7603.h" +#include "eeprom.h" + +static int +mt7603_efuse_read(struct mt7603_dev *dev, u32 base, u16 addr, u8 *data) +{ + u32 val; + int i; + + val = mt76_rr(dev, base + MT_EFUSE_CTRL); + val &= ~(MT_EFUSE_CTRL_AIN | + MT_EFUSE_CTRL_MODE); + val |= FIELD_PREP(MT_EFUSE_CTRL_AIN, addr & ~0xf); + val |= MT_EFUSE_CTRL_KICK; + mt76_wr(dev, base + MT_EFUSE_CTRL, val); + + if (!mt76_poll(dev, base + MT_EFUSE_CTRL, MT_EFUSE_CTRL_KICK, 0, 1000)) + return -ETIMEDOUT; + + udelay(2); + + val = mt76_rr(dev, base + MT_EFUSE_CTRL); + if ((val & MT_EFUSE_CTRL_AOUT) == MT_EFUSE_CTRL_AOUT || + WARN_ON_ONCE(!(val & MT_EFUSE_CTRL_VALID))) { + memset(data, 0xff, 16); + return 0; + } + + for (i = 0; i < 4; i++) { + val = mt76_rr(dev, base + MT_EFUSE_RDATA(i)); + put_unaligned_le32(val, data + 4 * i); + } + + return 0; +} + +static int +mt7603_efuse_init(struct mt7603_dev *dev) +{ + u32 base = mt7603_reg_map(dev, MT_EFUSE_BASE); + int len = MT7603_EEPROM_SIZE; + void *buf; + int ret, i; + + if (mt76_rr(dev, base + MT_EFUSE_BASE_CTRL) & MT_EFUSE_BASE_CTRL_EMPTY) + return 0; + + dev->mt76.otp.data = devm_kzalloc(dev->mt76.dev, len, GFP_KERNEL); + dev->mt76.otp.size = len; + if (!dev->mt76.otp.data) + return -ENOMEM; + + buf = dev->mt76.otp.data; + for (i = 0; i + 16 <= len; i += 16) { + ret = mt7603_efuse_read(dev, base, i, buf + i); + if (ret) + return ret; + } + + return 0; +} + +static bool +mt7603_has_cal_free_data(struct mt7603_dev *dev, u8 *efuse) +{ + if (!efuse[MT_EE_TEMP_SENSOR_CAL]) + return false; + + if (get_unaligned_le16(efuse + MT_EE_TX_POWER_0_START_2G) == 0) + return false; + + if (get_unaligned_le16(efuse + MT_EE_TX_POWER_1_START_2G) == 0) + return false; + + if (!efuse[MT_EE_CP_FT_VERSION]) + return false; + + if (!efuse[MT_EE_XTAL_FREQ_OFFSET]) + return false; + + if (!efuse[MT_EE_XTAL_WF_RFCAL]) + return false; + + return true; +} + +static void +mt7603_apply_cal_free_data(struct mt7603_dev *dev, u8 *efuse) +{ + static const u8 cal_free_bytes[] = { + MT_EE_TEMP_SENSOR_CAL, + MT_EE_CP_FT_VERSION, + MT_EE_XTAL_FREQ_OFFSET, + MT_EE_XTAL_WF_RFCAL, + /* Skip for MT7628 */ + MT_EE_TX_POWER_0_START_2G, + MT_EE_TX_POWER_0_START_2G + 1, + MT_EE_TX_POWER_1_START_2G, + MT_EE_TX_POWER_1_START_2G + 1, + }; + u8 *eeprom = dev->mt76.eeprom.data; + int n = ARRAY_SIZE(cal_free_bytes); + int i; + + if (!mt7603_has_cal_free_data(dev, efuse)) + return; + + if (is_mt7628(dev)) + n -= 4; + + for (i = 0; i < n; i++) { + int offset = cal_free_bytes[i]; + + eeprom[offset] = efuse[offset]; + } +} + +static int +mt7603_eeprom_load(struct mt7603_dev *dev) +{ + int ret; + + ret = mt76_eeprom_init(&dev->mt76, MT7603_EEPROM_SIZE); + if (ret < 0) + return ret; + + return mt7603_efuse_init(dev); +} + +static int mt7603_check_eeprom(struct mt76_dev *dev) +{ + u16 val = get_unaligned_le16(dev->eeprom.data); + + switch (val) { + case 0x7628: + case 0x7603: + return 0; + default: + return -EINVAL; + } +} + +int mt7603_eeprom_init(struct mt7603_dev *dev) +{ + int ret; + + ret = mt7603_eeprom_load(dev); + if (ret < 0) + return ret; + + if (dev->mt76.otp.data) { + if (mt7603_check_eeprom(&dev->mt76) == 0) + mt7603_apply_cal_free_data(dev, dev->mt76.otp.data); + else + memcpy(dev->mt76.eeprom.data, dev->mt76.otp.data, + MT7603_EEPROM_SIZE); + } + + dev->mt76.cap.has_2ghz = true; + memcpy(dev->mt76.macaddr, dev->mt76.eeprom.data + MT_EE_MAC_ADDR, + ETH_ALEN); + + mt76_eeprom_override(&dev->mt76); + + return 0; +} diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/eeprom.h b/drivers/net/wireless/mediatek/mt76/mt7603/eeprom.h new file mode 100644 index 000000000000..f27b99b7e359 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/eeprom.h @@ -0,0 +1,86 @@ +/* SPDX-License-Identifier: ISC */ + +#ifndef __MT7603_EEPROM_H +#define __MT7603_EEPROM_H + +#include "mt7603.h" + +enum mt7603_eeprom_field { + MT_EE_CHIP_ID = 0x000, + MT_EE_VERSION = 0x002, + MT_EE_MAC_ADDR = 0x004, + MT_EE_NIC_CONF_0 = 0x034, + MT_EE_NIC_CONF_1 = 0x036, + MT_EE_NIC_CONF_2 = 0x042, + + MT_EE_XTAL_TRIM_1 = 0x03a, + + MT_EE_RSSI_OFFSET_2G = 0x046, + MT_EE_WIFI_RF_SETTING = 0x048, + MT_EE_RSSI_OFFSET_5G = 0x04a, + + MT_EE_TX_POWER_DELTA_BW40 = 0x050, + MT_EE_TX_POWER_DELTA_BW80 = 0x052, + + MT_EE_TX_POWER_EXT_PA_5G = 0x054, + + MT_EE_TEMP_SENSOR_CAL = 0x055, + + MT_EE_TX_POWER_0_START_2G = 0x056, + MT_EE_TX_POWER_1_START_2G = 0x05c, + + /* used as byte arrays */ +#define MT_TX_POWER_GROUP_SIZE_5G 5 +#define MT_TX_POWER_GROUPS_5G 6 + MT_EE_TX_POWER_0_START_5G = 0x062, + + MT_EE_TX_POWER_0_GRP3_TX_POWER_DELTA = 0x074, + MT_EE_TX_POWER_0_GRP4_TSSI_SLOPE = 0x076, + + MT_EE_TX_POWER_1_START_5G = 0x080, + + MT_EE_TX_POWER_CCK = 0x0a0, + MT_EE_TX_POWER_OFDM_2G_6M = 0x0a2, + MT_EE_TX_POWER_OFDM_2G_24M = 0x0a4, + MT_EE_TX_POWER_OFDM_2G_54M = 0x0a6, + MT_EE_TX_POWER_HT_BPSK_QPSK = 0x0a8, + MT_EE_TX_POWER_HT_16_64_QAM = 0x0aa, + MT_EE_TX_POWER_HT_64_QAM = 0x0ac, + + MT_EE_ELAN_RX_MODE_GAIN = 0x0c0, + MT_EE_ELAN_RX_MODE_NF = 0x0c1, + MT_EE_ELAN_RX_MODE_P1DB = 0x0c2, + + MT_EE_ELAN_BYPASS_MODE_GAIN = 0x0c3, + MT_EE_ELAN_BYPASS_MODE_NF = 0x0c4, + MT_EE_ELAN_BYPASS_MODE_P1DB = 0x0c5, + + MT_EE_STEP_NUM_NEG_6_7 = 0x0c6, + MT_EE_STEP_NUM_NEG_4_5 = 0x0c8, + MT_EE_STEP_NUM_NEG_2_3 = 0x0ca, + MT_EE_STEP_NUM_NEG_0_1 = 0x0cc, + + MT_EE_REF_STEP_24G = 0x0ce, + + MT_EE_STEP_NUM_PLUS_1_2 = 0x0d0, + MT_EE_STEP_NUM_PLUS_3_4 = 0x0d2, + MT_EE_STEP_NUM_PLUS_5_6 = 0x0d4, + MT_EE_STEP_NUM_PLUS_7 = 0x0d6, + + MT_EE_CP_FT_VERSION = 0x0f0, + + MT_EE_XTAL_FREQ_OFFSET = 0x0f4, + MT_EE_XTAL_TRIM_2_COMP = 0x0f5, + MT_EE_XTAL_TRIM_3_COMP = 0x0f6, + MT_EE_XTAL_WF_RFCAL = 0x0f7, + + __MT_EE_MAX +}; + +enum mt7603_eeprom_source { + MT_EE_SRC_PROM, + MT_EE_SRC_EFUSE, + MT_EE_SRC_FLASH, +}; + +#endif diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/init.c b/drivers/net/wireless/mediatek/mt76/mt7603/init.c new file mode 100644 index 000000000000..15cc8f33b34d --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/init.c @@ -0,0 +1,578 @@ +/* SPDX-License-Identifier: ISC */ + +#include +#include "mt7603.h" +#include "mac.h" +#include "eeprom.h" + +const struct mt76_driver_ops mt7603_drv_ops = { + .txwi_size = MT_TXD_SIZE, + .tx_prepare_skb = mt7603_tx_prepare_skb, + .tx_complete_skb = mt7603_tx_complete_skb, + .rx_skb = mt7603_queue_rx_skb, + .rx_poll_complete = mt7603_rx_poll_complete, + .sta_ps = mt7603_sta_ps, + .sta_add = mt7603_sta_add, + .sta_assoc = mt7603_sta_assoc, + .sta_remove = mt7603_sta_remove, + .update_survey = mt7603_update_channel, +}; + +static void +mt7603_set_tmac_template(struct mt7603_dev *dev) +{ + u32 desc[5] = { + [1] = FIELD_PREP(MT_TXD3_REM_TX_COUNT, 0xf), + [3] = MT_TXD5_SW_POWER_MGMT + }; + u32 addr; + int i; + + addr = mt7603_reg_map(dev, MT_CLIENT_BASE_PHYS_ADDR); + addr += MT_CLIENT_TMAC_INFO_TEMPLATE; + for (i = 0; i < ARRAY_SIZE(desc); i++) + mt76_wr(dev, addr + 4 * i, desc[i]); +} + +static void +mt7603_dma_sched_init(struct mt7603_dev *dev) +{ + int page_size = 128; + int page_count; + int max_len = 1792; + int max_amsdu_pages = 4096 / page_size; + int max_mcu_len = 4096; + int max_beacon_len = 512 * 4 + max_len; + int max_mcast_pages = 4 * max_len / page_size; + int reserved_count = 0; + int beacon_pages; + int mcu_pages; + int i; + + page_count = mt76_get_field(dev, MT_PSE_FC_P0, + MT_PSE_FC_P0_MAX_QUOTA); + beacon_pages = 4 * (max_beacon_len / page_size); + mcu_pages = max_mcu_len / page_size; + + mt76_wr(dev, MT_PSE_FRP, + FIELD_PREP(MT_PSE_FRP_P0, 7) | + FIELD_PREP(MT_PSE_FRP_P1, 6) | + FIELD_PREP(MT_PSE_FRP_P2_RQ2, 4)); + + mt76_wr(dev, MT_HIGH_PRIORITY_1, 0x55555553); + mt76_wr(dev, MT_HIGH_PRIORITY_2, 0x78555555); + + mt76_wr(dev, MT_QUEUE_PRIORITY_1, 0x2b1a096e); + mt76_wr(dev, MT_QUEUE_PRIORITY_2, 0x785f4d3c); + + mt76_wr(dev, MT_PRIORITY_MASK, 0xffffffff); + + mt76_wr(dev, MT_SCH_1, page_count | (2 << 28)); + mt76_wr(dev, MT_SCH_2, max_amsdu_pages); + + for (i = 0; i <= 4; i++) + mt76_wr(dev, MT_PAGE_COUNT(i), max_amsdu_pages); + reserved_count += 5 * max_amsdu_pages; + + mt76_wr(dev, MT_PAGE_COUNT(5), mcu_pages); + reserved_count += mcu_pages; + + mt76_wr(dev, MT_PAGE_COUNT(7), beacon_pages); + reserved_count += beacon_pages; + + mt76_wr(dev, MT_PAGE_COUNT(8), max_mcast_pages); + reserved_count += max_mcast_pages; + + if (is_mt7603(dev)) + reserved_count = 0; + + mt76_wr(dev, MT_RSV_MAX_THRESH, page_count - reserved_count); + + if (is_mt7603(dev) && mt76xx_rev(dev) >= MT7603_REV_E2) { + mt76_wr(dev, MT_GROUP_THRESH(0), + page_count - beacon_pages - mcu_pages); + mt76_wr(dev, MT_GROUP_THRESH(1), beacon_pages); + mt76_wr(dev, MT_BMAP_0, 0x0080ff5f); + mt76_wr(dev, MT_GROUP_THRESH(2), mcu_pages); + mt76_wr(dev, MT_BMAP_1, 0x00000020); + } else { + mt76_wr(dev, MT_GROUP_THRESH(0), page_count); + mt76_wr(dev, MT_BMAP_0, 0xffff); + } + + mt76_wr(dev, MT_SCH_4, 0); + + for (i = 0; i <= 15; i++) + mt76_wr(dev, MT_TXTIME_THRESH(i), 0xfffff); + + mt76_set(dev, MT_SCH_4, BIT(6)); +} + +static void +mt7603_phy_init(struct mt7603_dev *dev) +{ + int rx_chains = dev->mt76.antenna_mask; + int tx_chains = __sw_hweight8(rx_chains) - 1; + + mt76_rmw(dev, MT_WF_RMAC_RMCR, + (MT_WF_RMAC_RMCR_SMPS_MODE | + MT_WF_RMAC_RMCR_RX_STREAMS), + (FIELD_PREP(MT_WF_RMAC_RMCR_SMPS_MODE, 3) | + FIELD_PREP(MT_WF_RMAC_RMCR_RX_STREAMS, rx_chains))); + + mt76_rmw_field(dev, MT_TMAC_TCR, MT_TMAC_TCR_TX_STREAMS, + tx_chains); + + dev->agc0 = mt76_rr(dev, MT_AGC(0)); + dev->agc3 = mt76_rr(dev, MT_AGC(3)); +} + +static void +mt7603_mac_init(struct mt7603_dev *dev) +{ + u8 bc_addr[ETH_ALEN]; + u32 addr; + int i; + + mt76_wr(dev, MT_AGG_BA_SIZE_LIMIT_0, + (MT_AGG_SIZE_LIMIT(0) << 0 * MT_AGG_BA_SIZE_LIMIT_SHIFT) | + (MT_AGG_SIZE_LIMIT(1) << 1 * MT_AGG_BA_SIZE_LIMIT_SHIFT) | + (MT_AGG_SIZE_LIMIT(2) << 2 * MT_AGG_BA_SIZE_LIMIT_SHIFT) | + (MT_AGG_SIZE_LIMIT(3) << 3 * MT_AGG_BA_SIZE_LIMIT_SHIFT)); + + mt76_wr(dev, MT_AGG_BA_SIZE_LIMIT_1, + (MT_AGG_SIZE_LIMIT(4) << 0 * MT_AGG_BA_SIZE_LIMIT_SHIFT) | + (MT_AGG_SIZE_LIMIT(5) << 1 * MT_AGG_BA_SIZE_LIMIT_SHIFT) | + (MT_AGG_SIZE_LIMIT(6) << 2 * MT_AGG_BA_SIZE_LIMIT_SHIFT) | + (MT_AGG_SIZE_LIMIT(7) << 3 * MT_AGG_BA_SIZE_LIMIT_SHIFT)); + + mt76_wr(dev, MT_AGG_LIMIT, + FIELD_PREP(MT_AGG_LIMIT_AC(0), 24) | + FIELD_PREP(MT_AGG_LIMIT_AC(1), 24) | + FIELD_PREP(MT_AGG_LIMIT_AC(2), 24) | + FIELD_PREP(MT_AGG_LIMIT_AC(3), 24)); + + mt76_wr(dev, MT_AGG_LIMIT_1, + FIELD_PREP(MT_AGG_LIMIT_AC(0), 24) | + FIELD_PREP(MT_AGG_LIMIT_AC(1), 24) | + FIELD_PREP(MT_AGG_LIMIT_AC(2), 24) | + FIELD_PREP(MT_AGG_LIMIT_AC(3), 24)); + + mt76_wr(dev, MT_AGG_CONTROL, + FIELD_PREP(MT_AGG_CONTROL_BAR_RATE, 0x4b) | + FIELD_PREP(MT_AGG_CONTROL_CFEND_RATE, 0x69) | + MT_AGG_CONTROL_NO_BA_AR_RULE); + + mt76_wr(dev, MT_AGG_RETRY_CONTROL, + FIELD_PREP(MT_AGG_RETRY_CONTROL_BAR_LIMIT, 1) | + FIELD_PREP(MT_AGG_RETRY_CONTROL_RTS_LIMIT, 15)); + + mt76_rmw(dev, MT_DMA_DCR0, ~0xfffc, 4096); + + mt76_rmw(dev, MT_DMA_VCFR0, BIT(0), BIT(13)); + mt76_rmw(dev, MT_DMA_TMCFR0, BIT(0) | BIT(1), BIT(13)); + + mt76_clear(dev, MT_WF_RMAC_TMR_PA, BIT(31)); + + mt76_set(dev, MT_WF_RMACDR, MT_WF_RMACDR_MAXLEN_20BIT); + mt76_rmw(dev, MT_WF_RMAC_MAXMINLEN, 0xffffff, 0x19000); + + mt76_wr(dev, MT_WF_RFCR1, 0); + + mt76_set(dev, MT_TMAC_TCR, MT_TMAC_TCR_RX_RIFS_MODE); + + mt7603_set_tmac_template(dev); + + /* Enable RX group to HIF */ + addr = mt7603_reg_map(dev, MT_CLIENT_BASE_PHYS_ADDR); + mt76_set(dev, addr + MT_CLIENT_RXINF, MT_CLIENT_RXINF_RXSH_GROUPS); + + /* Enable RX group to MCU */ + mt76_set(dev, MT_DMA_DCR1, GENMASK(13, 11)); + + mt76_rmw_field(dev, MT_AGG_PCR_RTS, MT_AGG_PCR_RTS_PKT_THR, 3); + mt76_set(dev, MT_TMAC_PCR, MT_TMAC_PCR_SPE_EN); + + /* include preamble detection in CCA trigger signal */ + mt76_rmw_field(dev, MT_TXREQ, MT_TXREQ_CCA_SRC_SEL, 2); + + mt76_wr(dev, MT_RXREQ, 4); + + /* Configure all rx packets to HIF */ + mt76_wr(dev, MT_DMA_RCFR0, 0xc0000000); + + /* Configure MCU txs selection with aggregation */ + mt76_wr(dev, MT_DMA_TCFR0, + FIELD_PREP(MT_DMA_TCFR_TXS_AGGR_TIMEOUT, 1) | /* 32 us */ + MT_DMA_TCFR_TXS_AGGR_COUNT); + + /* Configure HIF txs selection with aggregation */ + mt76_wr(dev, MT_DMA_TCFR1, + FIELD_PREP(MT_DMA_TCFR_TXS_AGGR_TIMEOUT, 1) | /* 32 us */ + MT_DMA_TCFR_TXS_AGGR_COUNT | /* Maximum count */ + MT_DMA_TCFR_TXS_BIT_MAP); + + mt76_wr(dev, MT_MCU_PCIE_REMAP_1, MT_PSE_WTBL_2_PHYS_ADDR); + + for (i = 0; i < MT7603_WTBL_SIZE; i++) + mt7603_wtbl_clear(dev, i); + + eth_broadcast_addr(bc_addr); + mt7603_wtbl_init(dev, MT7603_WTBL_RESERVED, -1, bc_addr); + dev->global_sta.wcid.idx = MT7603_WTBL_RESERVED; + rcu_assign_pointer(dev->mt76.wcid[MT7603_WTBL_RESERVED], + &dev->global_sta.wcid); + + mt76_rmw_field(dev, MT_LPON_BTEIR, MT_LPON_BTEIR_MBSS_MODE, 2); + mt76_rmw_field(dev, MT_WF_RMACDR, MT_WF_RMACDR_MBSSID_MASK, 2); + + mt76_wr(dev, MT_AGG_ARUCR, FIELD_PREP(MT_AGG_ARxCR_LIMIT(0), 7)); + mt76_wr(dev, MT_AGG_ARDCR, + FIELD_PREP(MT_AGG_ARxCR_LIMIT(0), 0) | + FIELD_PREP(MT_AGG_ARxCR_LIMIT(1), + max_t(int, 0, MT7603_RATE_RETRY - 2)) | + FIELD_PREP(MT_AGG_ARxCR_LIMIT(2), MT7603_RATE_RETRY - 1) | + FIELD_PREP(MT_AGG_ARxCR_LIMIT(3), MT7603_RATE_RETRY - 1) | + FIELD_PREP(MT_AGG_ARxCR_LIMIT(4), MT7603_RATE_RETRY - 1) | + FIELD_PREP(MT_AGG_ARxCR_LIMIT(5), MT7603_RATE_RETRY - 1) | + FIELD_PREP(MT_AGG_ARxCR_LIMIT(6), MT7603_RATE_RETRY - 1) | + FIELD_PREP(MT_AGG_ARxCR_LIMIT(7), MT7603_RATE_RETRY - 1)); + + mt76_wr(dev, MT_AGG_ARCR, + (MT_AGG_ARCR_INIT_RATE1 | + FIELD_PREP(MT_AGG_ARCR_RTS_RATE_THR, 2) | + MT_AGG_ARCR_RATE_DOWN_RATIO_EN | + FIELD_PREP(MT_AGG_ARCR_RATE_DOWN_RATIO, 1) | + FIELD_PREP(MT_AGG_ARCR_RATE_UP_EXTRA_TH, 4))); + + mt76_set(dev, MT_WTBL_RMVTCR, MT_WTBL_RMVTCR_RX_MV_MODE); + + mt76_clear(dev, MT_SEC_SCR, MT_SEC_SCR_MASK_ORDER); + mt76_clear(dev, MT_SEC_SCR, BIT(18)); + + /* Set secondary beacon time offsets */ + for (i = 0; i <= 4; i++) + mt76_rmw_field(dev, MT_LPON_SBTOR(i), MT_LPON_SBTOR_TIME_OFFSET, + (i + 1) * (20 + 4096)); +} + +static int +mt7603_init_hardware(struct mt7603_dev *dev) +{ + int i, ret; + + mt76_wr(dev, MT_INT_SOURCE_CSR, ~0); + + ret = mt7603_eeprom_init(dev); + if (ret < 0) + return ret; + + ret = mt7603_dma_init(dev); + if (ret) + return ret; + + mt76_wr(dev, MT_WPDMA_GLO_CFG, 0x52000850); + mt7603_mac_dma_start(dev); + dev->rxfilter = mt76_rr(dev, MT_WF_RFCR); + set_bit(MT76_STATE_INITIALIZED, &dev->mt76.state); + + for (i = 0; i < MT7603_WTBL_SIZE; i++) { + mt76_wr(dev, MT_PSE_RTA, MT_PSE_RTA_BUSY | MT_PSE_RTA_WRITE | + FIELD_PREP(MT_PSE_RTA_TAG_ID, i)); + mt76_poll(dev, MT_PSE_RTA, MT_PSE_RTA_BUSY, 0, 5000); + } + + ret = mt7603_mcu_init(dev); + if (ret) + return ret; + + mt7603_dma_sched_init(dev); + mt7603_mcu_set_eeprom(dev); + mt7603_phy_init(dev); + mt7603_mac_init(dev); + + return 0; +} + +#define CCK_RATE(_idx, _rate) { \ + .bitrate = _rate, \ + .flags = IEEE80211_RATE_SHORT_PREAMBLE, \ + .hw_value = (MT_PHY_TYPE_CCK << 8) | (_idx), \ + .hw_value_short = (MT_PHY_TYPE_CCK << 8) | (4 + _idx), \ +} + +#define OFDM_RATE(_idx, _rate) { \ + .bitrate = _rate, \ + .hw_value = (MT_PHY_TYPE_OFDM << 8) | (_idx), \ + .hw_value_short = (MT_PHY_TYPE_OFDM << 8) | (_idx), \ +} + +static struct ieee80211_rate mt7603_rates[] = { + CCK_RATE(0, 10), + CCK_RATE(1, 20), + CCK_RATE(2, 55), + CCK_RATE(3, 110), + OFDM_RATE(11, 60), + OFDM_RATE(15, 90), + OFDM_RATE(10, 120), + OFDM_RATE(14, 180), + OFDM_RATE(9, 240), + OFDM_RATE(13, 360), + OFDM_RATE(8, 480), + OFDM_RATE(12, 540), +}; + +static const struct ieee80211_iface_limit if_limits[] = { + { + .max = 1, + .types = BIT(NL80211_IFTYPE_ADHOC) + }, { + .max = MT7603_MAX_INTERFACES, + .types = BIT(NL80211_IFTYPE_STATION) | +#ifdef CONFIG_MAC80211_MESH + BIT(NL80211_IFTYPE_MESH_POINT) | +#endif + BIT(NL80211_IFTYPE_AP) + }, +}; + +static const struct ieee80211_iface_combination if_comb[] = { + { + .limits = if_limits, + .n_limits = ARRAY_SIZE(if_limits), + .max_interfaces = 4, + .num_different_channels = 1, + .beacon_int_infra_match = true, + } +}; + +static void mt7603_led_set_config(struct mt76_dev *mt76, u8 delay_on, + u8 delay_off) +{ + struct mt7603_dev *dev = container_of(mt76, struct mt7603_dev, + mt76); + u32 val, addr; + + val = MT_LED_STATUS_DURATION(0xffff) | + MT_LED_STATUS_OFF(delay_off) | + MT_LED_STATUS_ON(delay_on); + + addr = mt7603_reg_map(dev, MT_LED_STATUS_0(mt76->led_pin)); + mt76_wr(dev, addr, val); + addr = mt7603_reg_map(dev, MT_LED_STATUS_1(mt76->led_pin)); + mt76_wr(dev, addr, val); + + val = MT_LED_CTRL_REPLAY(mt76->led_pin) | + MT_LED_CTRL_KICK(mt76->led_pin); + if (mt76->led_al) + val |= MT_LED_CTRL_POLARITY(mt76->led_pin); + addr = mt7603_reg_map(dev, MT_LED_CTRL); + mt76_wr(dev, addr, val); +} + +static int mt7603_led_set_blink(struct led_classdev *led_cdev, + unsigned long *delay_on, + unsigned long *delay_off) +{ + struct mt76_dev *mt76 = container_of(led_cdev, struct mt76_dev, + led_cdev); + u8 delta_on, delta_off; + + delta_off = max_t(u8, *delay_off / 10, 1); + delta_on = max_t(u8, *delay_on / 10, 1); + + mt7603_led_set_config(mt76, delta_on, delta_off); + return 0; +} + +static void mt7603_led_set_brightness(struct led_classdev *led_cdev, + enum led_brightness brightness) +{ + struct mt76_dev *mt76 = container_of(led_cdev, struct mt76_dev, + led_cdev); + + if (!brightness) + mt7603_led_set_config(mt76, 0, 0xff); + else + mt7603_led_set_config(mt76, 0xff, 0); +} + +static u32 __mt7603_reg_addr(struct mt7603_dev *dev, u32 addr) +{ + if (addr < 0x100000) + return addr; + + return mt7603_reg_map(dev, addr); +} + +static u32 mt7603_rr(struct mt76_dev *mdev, u32 offset) +{ + struct mt7603_dev *dev = container_of(mdev, struct mt7603_dev, mt76); + u32 addr = __mt7603_reg_addr(dev, offset); + + return dev->bus_ops->rr(mdev, addr); +} + +static void mt7603_wr(struct mt76_dev *mdev, u32 offset, u32 val) +{ + struct mt7603_dev *dev = container_of(mdev, struct mt7603_dev, mt76); + u32 addr = __mt7603_reg_addr(dev, offset); + + dev->bus_ops->wr(mdev, addr, val); +} + +static u32 mt7603_rmw(struct mt76_dev *mdev, u32 offset, u32 mask, u32 val) +{ + struct mt7603_dev *dev = container_of(mdev, struct mt7603_dev, mt76); + u32 addr = __mt7603_reg_addr(dev, offset); + + return dev->bus_ops->rmw(mdev, addr, mask, val); +} + +static void +mt7603_regd_notifier(struct wiphy *wiphy, + struct regulatory_request *request) +{ + struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); + struct mt7603_dev *dev = hw->priv; + + dev->ed_monitor = request->dfs_region == NL80211_DFS_ETSI; +} + +static int +mt7603_txpower_signed(int val) +{ + bool sign = val & BIT(6); + + if (!(val & BIT(7))) + return 0; + + val &= GENMASK(5, 0); + if (!sign) + val = -val; + + return val; +} + +static void +mt7603_init_txpower(struct mt7603_dev *dev, + struct ieee80211_supported_band *sband) +{ + struct ieee80211_channel *chan; + u8 *eeprom = (u8 *)dev->mt76.eeprom.data; + int target_power = eeprom[MT_EE_TX_POWER_0_START_2G + 2] & ~BIT(7); + u8 *rate_power = &eeprom[MT_EE_TX_POWER_CCK]; + int max_offset, cur_offset; + int i; + + if (target_power & BIT(6)) + target_power = -(target_power & GENMASK(5, 0)); + + max_offset = 0; + for (i = 0; i < 14; i++) { + cur_offset = mt7603_txpower_signed(rate_power[i]); + max_offset = max(max_offset, cur_offset); + } + + target_power += max_offset; + + dev->tx_power_limit = target_power; + dev->mt76.txpower_cur = target_power; + + target_power = DIV_ROUND_UP(target_power, 2); + + /* add 3 dBm for 2SS devices (combined output) */ + if (dev->mt76.antenna_mask & BIT(1)) + target_power += 3; + + for (i = 0; i < sband->n_channels; i++) { + chan = &sband->channels[i]; + chan->max_power = target_power; + } +} + + +int mt7603_register_device(struct mt7603_dev *dev) +{ + struct mt76_bus_ops *bus_ops; + struct ieee80211_hw *hw = mt76_hw(dev); + struct wiphy *wiphy = hw->wiphy; + int ret; + + dev->bus_ops = dev->mt76.bus; + bus_ops = devm_kmemdup(dev->mt76.dev, dev->bus_ops, sizeof(*bus_ops), + GFP_KERNEL); + if (!bus_ops) + return -ENOMEM; + + bus_ops->rr = mt7603_rr; + bus_ops->wr = mt7603_wr; + bus_ops->rmw = mt7603_rmw; + dev->mt76.bus = bus_ops; + + INIT_DELAYED_WORK(&dev->mac_work, mt7603_mac_work); + tasklet_init(&dev->pre_tbtt_tasklet, mt7603_pre_tbtt_tasklet, + (unsigned long)dev); + + /* Check for 7688, which only has 1SS */ + dev->mt76.antenna_mask = 3; + if (mt76_rr(dev, MT_EFUSE_BASE + 0x64) & BIT(4)) + dev->mt76.antenna_mask = 1; + + dev->slottime = 9; + + ret = mt7603_init_hardware(dev); + if (ret) + return ret; + + hw->queues = 4; + hw->max_rates = 3; + hw->max_report_rates = 7; + hw->max_rate_tries = 11; + + hw->sta_data_size = sizeof(struct mt7603_sta); + hw->vif_data_size = sizeof(struct mt7603_vif); + + wiphy->iface_combinations = if_comb; + wiphy->n_iface_combinations = ARRAY_SIZE(if_comb); + + ieee80211_hw_set(hw, SUPPORTS_REORDERING_BUFFER); + ieee80211_hw_set(hw, TX_STATUS_NO_AMPDU_LEN); + + /* init led callbacks */ + if (IS_ENABLED(CONFIG_MT76_LEDS)) { + dev->mt76.led_cdev.brightness_set = mt7603_led_set_brightness; + dev->mt76.led_cdev.blink_set = mt7603_led_set_blink; + } + + wiphy->interface_modes = + BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_AP) | +#ifdef CONFIG_MAC80211_MESH + BIT(NL80211_IFTYPE_MESH_POINT) | +#endif + BIT(NL80211_IFTYPE_ADHOC); + + wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH; + + wiphy->reg_notifier = mt7603_regd_notifier; + + ret = mt76_register_device(&dev->mt76, true, mt7603_rates, + ARRAY_SIZE(mt7603_rates)); + if (ret) + return ret; + + mt7603_init_debugfs(dev); + mt7603_init_txpower(dev, &dev->mt76.sband_2g.sband); + + return 0; +} + +void mt7603_unregister_device(struct mt7603_dev *dev) +{ + tasklet_disable(&dev->pre_tbtt_tasklet); + mt76_unregister_device(&dev->mt76); + mt7603_mcu_exit(dev); + mt7603_dma_cleanup(dev); + ieee80211_free_hw(mt76_hw(dev)); +} diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/mac.c b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c new file mode 100644 index 000000000000..0a0115861b51 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c @@ -0,0 +1,1749 @@ +/* SPDX-License-Identifier: ISC */ + +#include +#include +#include "mt7603.h" +#include "mac.h" + +#define MT_PSE_PAGE_SIZE 128 + +static u32 +mt7603_ac_queue_mask0(u32 mask) +{ + u32 ret = 0; + + ret |= GENMASK(3, 0) * !!(mask & BIT(0)); + ret |= GENMASK(8, 5) * !!(mask & BIT(1)); + ret |= GENMASK(13, 10) * !!(mask & BIT(2)); + ret |= GENMASK(19, 16) * !!(mask & BIT(3)); + return ret; +} + +static void +mt76_stop_tx_ac(struct mt7603_dev *dev, u32 mask) +{ + mt76_set(dev, MT_WF_ARB_TX_STOP_0, mt7603_ac_queue_mask0(mask)); +} + +static void +mt76_start_tx_ac(struct mt7603_dev *dev, u32 mask) +{ + mt76_set(dev, MT_WF_ARB_TX_START_0, mt7603_ac_queue_mask0(mask)); +} + +void mt7603_mac_set_timing(struct mt7603_dev *dev) +{ + u32 cck = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, 231) | + FIELD_PREP(MT_TIMEOUT_VAL_CCA, 48); + u32 ofdm = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, 60) | + FIELD_PREP(MT_TIMEOUT_VAL_CCA, 24); + int offset = 3 * dev->coverage_class; + u32 reg_offset = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, offset) | + FIELD_PREP(MT_TIMEOUT_VAL_CCA, offset); + int sifs; + u32 val; + + if (dev->mt76.chandef.chan->band == NL80211_BAND_5GHZ) + sifs = 16; + else + sifs = 10; + + mt76_set(dev, MT_ARB_SCR, + MT_ARB_SCR_TX_DISABLE | MT_ARB_SCR_RX_DISABLE); + udelay(1); + + mt76_wr(dev, MT_TIMEOUT_CCK, cck + reg_offset); + mt76_wr(dev, MT_TIMEOUT_OFDM, ofdm + reg_offset); + mt76_wr(dev, MT_IFS, + FIELD_PREP(MT_IFS_EIFS, 360) | + FIELD_PREP(MT_IFS_RIFS, 2) | + FIELD_PREP(MT_IFS_SIFS, sifs) | + FIELD_PREP(MT_IFS_SLOT, dev->slottime)); + + if (dev->slottime < 20) + val = MT7603_CFEND_RATE_DEFAULT; + else + val = MT7603_CFEND_RATE_11B; + + mt76_rmw_field(dev, MT_AGG_CONTROL, MT_AGG_CONTROL_CFEND_RATE, val); + + mt76_clear(dev, MT_ARB_SCR, + MT_ARB_SCR_TX_DISABLE | MT_ARB_SCR_RX_DISABLE); +} + +static void +mt7603_wtbl_update(struct mt7603_dev *dev, int idx, u32 mask) +{ + mt76_rmw(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_WLAN_IDX, + FIELD_PREP(MT_WTBL_UPDATE_WLAN_IDX, idx) | mask); + + mt76_poll(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_BUSY, 0, 5000); +} + +static u32 +mt7603_wtbl1_addr(int idx) +{ + return MT_WTBL1_BASE + idx * MT_WTBL1_SIZE; +} + +static u32 +mt7603_wtbl2_addr(int idx) +{ + /* Mapped to WTBL2 */ + return MT_PCIE_REMAP_BASE_1 + idx * MT_WTBL2_SIZE; +} + +static u32 +mt7603_wtbl3_addr(int idx) +{ + u32 base = mt7603_wtbl2_addr(MT7603_WTBL_SIZE); + + return base + idx * MT_WTBL3_SIZE; +} + +static u32 +mt7603_wtbl4_addr(int idx) +{ + u32 base = mt7603_wtbl3_addr(MT7603_WTBL_SIZE); + + return base + idx * MT_WTBL4_SIZE; +} + +void mt7603_wtbl_init(struct mt7603_dev *dev, int idx, int vif, + const u8 *mac_addr) +{ + const void *_mac = mac_addr; + u32 addr = mt7603_wtbl1_addr(idx); + u32 w0 = 0, w1 = 0; + int i; + + if (_mac) { + w0 = FIELD_PREP(MT_WTBL1_W0_ADDR_HI, + get_unaligned_le16(_mac + 4)); + w1 = FIELD_PREP(MT_WTBL1_W1_ADDR_LO, + get_unaligned_le32(_mac)); + } + + if (vif < 0) + vif = 0; + else + w0 |= MT_WTBL1_W0_RX_CHECK_A1; + w0 |= FIELD_PREP(MT_WTBL1_W0_MUAR_IDX, vif); + + mt76_poll(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_BUSY, 0, 5000); + + mt76_set(dev, addr + 0 * 4, w0); + mt76_set(dev, addr + 1 * 4, w1); + mt76_set(dev, addr + 2 * 4, MT_WTBL1_W2_ADMISSION_CONTROL); + + mt76_stop_tx_ac(dev, GENMASK(3, 0)); + addr = mt7603_wtbl2_addr(idx); + for (i = 0; i < MT_WTBL2_SIZE; i += 4) + mt76_wr(dev, addr + i, 0); + mt7603_wtbl_update(dev, idx, MT_WTBL_UPDATE_WTBL2); + mt76_start_tx_ac(dev, GENMASK(3, 0)); + + addr = mt7603_wtbl3_addr(idx); + for (i = 0; i < MT_WTBL3_SIZE; i += 4) + mt76_wr(dev, addr + i, 0); + + addr = mt7603_wtbl4_addr(idx); + for (i = 0; i < MT_WTBL4_SIZE; i += 4) + mt76_wr(dev, addr + i, 0); +} + +static void +mt7603_wtbl_set_skip_tx(struct mt7603_dev *dev, int idx, bool enabled) +{ + u32 addr = mt7603_wtbl1_addr(idx); + u32 val = mt76_rr(dev, addr + 3 * 4); + + val &= ~MT_WTBL1_W3_SKIP_TX; + val |= enabled * MT_WTBL1_W3_SKIP_TX; + + mt76_wr(dev, addr + 3 * 4, val); +} + +void mt7603_filter_tx(struct mt7603_dev *dev, int idx, bool abort) +{ + int i, port, queue; + + if (abort) { + port = 3; /* PSE */ + queue = 8; /* free queue */ + } else { + port = 0; /* HIF */ + queue = 1; /* MCU queue */ + } + + mt7603_wtbl_set_skip_tx(dev, idx, true); + + mt76_wr(dev, MT_TX_ABORT, MT_TX_ABORT_EN | + FIELD_PREP(MT_TX_ABORT_WCID, idx)); + + for (i = 0; i < 4; i++) { + mt76_wr(dev, MT_DMA_FQCR0, MT_DMA_FQCR0_BUSY | + FIELD_PREP(MT_DMA_FQCR0_TARGET_WCID, idx) | + FIELD_PREP(MT_DMA_FQCR0_TARGET_QID, i) | + FIELD_PREP(MT_DMA_FQCR0_DEST_PORT_ID, port) | + FIELD_PREP(MT_DMA_FQCR0_DEST_QUEUE_ID, queue)); + + WARN_ON_ONCE(!mt76_poll(dev, MT_DMA_FQCR0, MT_DMA_FQCR0_BUSY, + 0, 5000)); + } + + mt76_wr(dev, MT_TX_ABORT, 0); + + mt7603_wtbl_set_skip_tx(dev, idx, false); +} + +void mt7603_wtbl_set_smps(struct mt7603_dev *dev, struct mt7603_sta *sta, + bool enabled) +{ + u32 addr = mt7603_wtbl1_addr(sta->wcid.idx); + + if (sta->smps == enabled) + return; + + mt76_rmw_field(dev, addr + 2 * 4, MT_WTBL1_W2_SMPS, enabled); + sta->smps = enabled; +} + +void mt7603_wtbl_set_ps(struct mt7603_dev *dev, struct mt7603_sta *sta, + bool enabled) +{ + int idx = sta->wcid.idx; + u32 addr; + + spin_lock_bh(&dev->ps_lock); + + if (sta->ps == enabled) + goto out; + + mt76_wr(dev, MT_PSE_RTA, + FIELD_PREP(MT_PSE_RTA_TAG_ID, idx) | + FIELD_PREP(MT_PSE_RTA_PORT_ID, 0) | + FIELD_PREP(MT_PSE_RTA_QUEUE_ID, 1) | + FIELD_PREP(MT_PSE_RTA_REDIRECT_EN, enabled) | + MT_PSE_RTA_WRITE | MT_PSE_RTA_BUSY); + + mt76_poll(dev, MT_PSE_RTA, MT_PSE_RTA_BUSY, 0, 5000); + + if (enabled) + mt7603_filter_tx(dev, idx, false); + + addr = mt7603_wtbl1_addr(idx); + mt76_set(dev, MT_WTBL1_OR, MT_WTBL1_OR_PSM_WRITE); + mt76_rmw(dev, addr + 3 * 4, MT_WTBL1_W3_POWER_SAVE, + enabled * MT_WTBL1_W3_POWER_SAVE); + mt76_clear(dev, MT_WTBL1_OR, MT_WTBL1_OR_PSM_WRITE); + sta->ps = enabled; + +out: + spin_unlock_bh(&dev->ps_lock); +} + +void mt7603_wtbl_clear(struct mt7603_dev *dev, int idx) +{ + int wtbl2_frame_size = MT_PSE_PAGE_SIZE / MT_WTBL2_SIZE; + int wtbl2_frame = idx / wtbl2_frame_size; + int wtbl2_entry = idx % wtbl2_frame_size; + + int wtbl3_base_frame = MT_WTBL3_OFFSET / MT_PSE_PAGE_SIZE; + int wtbl3_frame_size = MT_PSE_PAGE_SIZE / MT_WTBL3_SIZE; + int wtbl3_frame = wtbl3_base_frame + idx / wtbl3_frame_size; + int wtbl3_entry = (idx % wtbl3_frame_size) * 2; + + int wtbl4_base_frame = MT_WTBL4_OFFSET / MT_PSE_PAGE_SIZE; + int wtbl4_frame_size = MT_PSE_PAGE_SIZE / MT_WTBL4_SIZE; + int wtbl4_frame = wtbl4_base_frame + idx / wtbl4_frame_size; + int wtbl4_entry = idx % wtbl4_frame_size; + + u32 addr = MT_WTBL1_BASE + idx * MT_WTBL1_SIZE; + int i; + + mt76_poll(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_BUSY, 0, 5000); + + mt76_wr(dev, addr + 0 * 4, + MT_WTBL1_W0_RX_CHECK_A1 | + MT_WTBL1_W0_RX_CHECK_A2 | + MT_WTBL1_W0_RX_VALID); + mt76_wr(dev, addr + 1 * 4, 0); + mt76_wr(dev, addr + 2 * 4, 0); + + mt76_set(dev, MT_WTBL1_OR, MT_WTBL1_OR_PSM_WRITE); + + mt76_wr(dev, addr + 3 * 4, + FIELD_PREP(MT_WTBL1_W3_WTBL2_FRAME_ID, wtbl2_frame) | + FIELD_PREP(MT_WTBL1_W3_WTBL2_ENTRY_ID, wtbl2_entry) | + FIELD_PREP(MT_WTBL1_W3_WTBL4_FRAME_ID, wtbl4_frame) | + MT_WTBL1_W3_I_PSM | MT_WTBL1_W3_KEEP_I_PSM); + mt76_wr(dev, addr + 4 * 4, + FIELD_PREP(MT_WTBL1_W4_WTBL3_FRAME_ID, wtbl3_frame) | + FIELD_PREP(MT_WTBL1_W4_WTBL3_ENTRY_ID, wtbl3_entry) | + FIELD_PREP(MT_WTBL1_W4_WTBL4_ENTRY_ID, wtbl4_entry)); + + mt76_clear(dev, MT_WTBL1_OR, MT_WTBL1_OR_PSM_WRITE); + + addr = mt7603_wtbl2_addr(idx); + + /* Clear BA information */ + mt76_wr(dev, addr + (15 * 4), 0); + + mt76_stop_tx_ac(dev, GENMASK(3, 0)); + for (i = 2; i <= 4; i++) + mt76_wr(dev, addr + (i * 4), 0); + mt7603_wtbl_update(dev, idx, MT_WTBL_UPDATE_WTBL2); + mt76_start_tx_ac(dev, GENMASK(3, 0)); + + mt7603_wtbl_update(dev, idx, MT_WTBL_UPDATE_RX_COUNT_CLEAR); + mt7603_wtbl_update(dev, idx, MT_WTBL_UPDATE_TX_COUNT_CLEAR); + mt7603_wtbl_update(dev, idx, MT_WTBL_UPDATE_ADM_COUNT_CLEAR); +} + +void mt7603_wtbl_update_cap(struct mt7603_dev *dev, struct ieee80211_sta *sta) +{ + struct mt7603_sta *msta = (struct mt7603_sta *)sta->drv_priv; + int idx = msta->wcid.idx; + u32 addr; + u32 val; + + addr = mt7603_wtbl1_addr(idx); + + val = mt76_rr(dev, addr + 2 * 4); + val &= MT_WTBL1_W2_KEY_TYPE | MT_WTBL1_W2_ADMISSION_CONTROL; + val |= FIELD_PREP(MT_WTBL1_W2_AMPDU_FACTOR, sta->ht_cap.ampdu_factor) | + FIELD_PREP(MT_WTBL1_W2_MPDU_DENSITY, sta->ht_cap.ampdu_density) | + MT_WTBL1_W2_TXS_BAF_REPORT; + + if (sta->ht_cap.cap) + val |= MT_WTBL1_W2_HT; + if (sta->vht_cap.cap) + val |= MT_WTBL1_W2_VHT; + + mt76_wr(dev, addr + 2 * 4, val); + + addr = mt7603_wtbl2_addr(idx); + val = mt76_rr(dev, addr + 9 * 4); + val &= ~(MT_WTBL2_W9_SHORT_GI_20 | MT_WTBL2_W9_SHORT_GI_40 | + MT_WTBL2_W9_SHORT_GI_80); + if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) + val |= MT_WTBL2_W9_SHORT_GI_20; + if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) + val |= MT_WTBL2_W9_SHORT_GI_40; + mt76_wr(dev, addr + 9 * 4, val); +} + +void mt7603_mac_rx_ba_reset(struct mt7603_dev *dev, void *addr, u8 tid) +{ + mt76_wr(dev, MT_BA_CONTROL_0, get_unaligned_le32(addr)); + mt76_wr(dev, MT_BA_CONTROL_1, + (get_unaligned_le16(addr + 4) | + FIELD_PREP(MT_BA_CONTROL_1_TID, tid) | + MT_BA_CONTROL_1_RESET)); +} + +void mt7603_mac_tx_ba_reset(struct mt7603_dev *dev, int wcid, int tid, int ssn, + int ba_size) +{ + u32 addr = mt7603_wtbl2_addr(wcid); + u32 tid_mask = FIELD_PREP(MT_WTBL2_W15_BA_EN_TIDS, BIT(tid)) | + (MT_WTBL2_W15_BA_WIN_SIZE << + (tid * MT_WTBL2_W15_BA_WIN_SIZE_SHIFT)); + u32 tid_val; + int i; + + if (ba_size < 0) { + /* disable */ + mt76_clear(dev, addr + (15 * 4), tid_mask); + return; + } + mt76_poll(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_BUSY, 0, 5000); + + mt7603_mac_stop(dev); + switch (tid) { + case 0: + mt76_rmw_field(dev, addr + (2 * 4), MT_WTBL2_W2_TID0_SN, ssn); + break; + case 1: + mt76_rmw_field(dev, addr + (2 * 4), MT_WTBL2_W2_TID1_SN, ssn); + break; + case 2: + mt76_rmw_field(dev, addr + (2 * 4), MT_WTBL2_W2_TID2_SN_LO, + ssn); + mt76_rmw_field(dev, addr + (3 * 4), MT_WTBL2_W3_TID2_SN_HI, + ssn >> 8); + break; + case 3: + mt76_rmw_field(dev, addr + (3 * 4), MT_WTBL2_W3_TID3_SN, ssn); + break; + case 4: + mt76_rmw_field(dev, addr + (3 * 4), MT_WTBL2_W3_TID4_SN, ssn); + break; + case 5: + mt76_rmw_field(dev, addr + (3 * 4), MT_WTBL2_W3_TID5_SN_LO, + ssn); + mt76_rmw_field(dev, addr + (4 * 4), MT_WTBL2_W4_TID5_SN_HI, + ssn >> 4); + break; + case 6: + mt76_rmw_field(dev, addr + (4 * 4), MT_WTBL2_W4_TID6_SN, ssn); + break; + case 7: + mt76_rmw_field(dev, addr + (4 * 4), MT_WTBL2_W4_TID7_SN, ssn); + break; + } + mt7603_wtbl_update(dev, wcid, MT_WTBL_UPDATE_WTBL2); + mt7603_mac_start(dev); + + for (i = 7; i > 0; i--) { + if (ba_size >= MT_AGG_SIZE_LIMIT(i)) + break; + } + + tid_val = FIELD_PREP(MT_WTBL2_W15_BA_EN_TIDS, BIT(tid)) | + i << (tid * MT_WTBL2_W15_BA_WIN_SIZE_SHIFT); + + mt76_rmw(dev, addr + (15 * 4), tid_mask, tid_val); +} + +static int +mt7603_get_rate(struct mt7603_dev *dev, struct ieee80211_supported_band *sband, + int idx, bool cck) +{ + int offset = 0; + int len = sband->n_bitrates; + int i; + + if (cck) { + if (sband == &dev->mt76.sband_5g.sband) + return 0; + + idx &= ~BIT(2); /* short preamble */ + } else if (sband == &dev->mt76.sband_2g.sband) { + offset = 4; + } + + for (i = offset; i < len; i++) { + if ((sband->bitrates[i].hw_value & GENMASK(7, 0)) == idx) + return i; + } + + return 0; +} + +static struct mt76_wcid * +mt7603_rx_get_wcid(struct mt7603_dev *dev, u8 idx, bool unicast) +{ + struct mt7603_sta *sta; + struct mt76_wcid *wcid; + + if (idx >= ARRAY_SIZE(dev->mt76.wcid)) + return NULL; + + wcid = rcu_dereference(dev->mt76.wcid[idx]); + if (unicast || !wcid) + return wcid; + + if (!wcid->sta) + return NULL; + + sta = container_of(wcid, struct mt7603_sta, wcid); + if (!sta->vif) + return NULL; + + return &sta->vif->sta.wcid; +} + +static void +mt7603_insert_ccmp_hdr(struct sk_buff *skb, u8 key_id) +{ + struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb; + int hdr_len = ieee80211_get_hdrlen_from_skb(skb); + u8 *pn = status->iv; + u8 *hdr; + + __skb_push(skb, 8); + memmove(skb->data, skb->data + 8, hdr_len); + hdr = skb->data + hdr_len; + + hdr[0] = pn[5]; + hdr[1] = pn[4]; + hdr[2] = 0; + hdr[3] = 0x20 | (key_id << 6); + hdr[4] = pn[3]; + hdr[5] = pn[2]; + hdr[6] = pn[1]; + hdr[7] = pn[0]; + + status->flag &= ~RX_FLAG_IV_STRIPPED; +} + +int +mt7603_mac_fill_rx(struct mt7603_dev *dev, struct sk_buff *skb) +{ + struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb; + struct ieee80211_supported_band *sband; + struct ieee80211_hdr *hdr; + __le32 *rxd = (__le32 *)skb->data; + u32 rxd0 = le32_to_cpu(rxd[0]); + u32 rxd1 = le32_to_cpu(rxd[1]); + u32 rxd2 = le32_to_cpu(rxd[2]); + bool unicast = rxd1 & MT_RXD1_NORMAL_U2M; + bool insert_ccmp_hdr = false; + bool remove_pad; + int idx; + int i; + + memset(status, 0, sizeof(*status)); + + i = FIELD_GET(MT_RXD1_NORMAL_CH_FREQ, rxd1); + sband = (i & 1) ? &dev->mt76.sband_5g.sband : &dev->mt76.sband_2g.sband; + i >>= 1; + + idx = FIELD_GET(MT_RXD2_NORMAL_WLAN_IDX, rxd2); + status->wcid = mt7603_rx_get_wcid(dev, idx, unicast); + + status->band = sband->band; + if (i < sband->n_channels) + status->freq = sband->channels[i].center_freq; + + if (rxd2 & MT_RXD2_NORMAL_FCS_ERR) + status->flag |= RX_FLAG_FAILED_FCS_CRC; + + if (rxd2 & MT_RXD2_NORMAL_TKIP_MIC_ERR) + status->flag |= RX_FLAG_MMIC_ERROR; + + if (FIELD_GET(MT_RXD2_NORMAL_SEC_MODE, rxd2) != 0 && + !(rxd2 & (MT_RXD2_NORMAL_CLM | MT_RXD2_NORMAL_CM))) { + status->flag |= RX_FLAG_DECRYPTED; + status->flag |= RX_FLAG_IV_STRIPPED; + status->flag |= RX_FLAG_MMIC_STRIPPED | RX_FLAG_MIC_STRIPPED; + } + + remove_pad = rxd1 & MT_RXD1_NORMAL_HDR_OFFSET; + + if (rxd2 & MT_RXD2_NORMAL_MAX_LEN_ERROR) + return -EINVAL; + + if (!sband->channels) + return -EINVAL; + + rxd += 4; + if (rxd0 & MT_RXD0_NORMAL_GROUP_4) { + rxd += 4; + if ((u8 *)rxd - skb->data >= skb->len) + return -EINVAL; + } + if (rxd0 & MT_RXD0_NORMAL_GROUP_1) { + u8 *data = (u8 *)rxd; + + if (status->flag & RX_FLAG_DECRYPTED) { + status->iv[0] = data[5]; + status->iv[1] = data[4]; + status->iv[2] = data[3]; + status->iv[3] = data[2]; + status->iv[4] = data[1]; + status->iv[5] = data[0]; + + insert_ccmp_hdr = FIELD_GET(MT_RXD2_NORMAL_FRAG, rxd2); + } + + rxd += 4; + if ((u8 *)rxd - skb->data >= skb->len) + return -EINVAL; + } + if (rxd0 & MT_RXD0_NORMAL_GROUP_2) { + rxd += 2; + if ((u8 *)rxd - skb->data >= skb->len) + return -EINVAL; + } + if (rxd0 & MT_RXD0_NORMAL_GROUP_3) { + u32 rxdg0 = le32_to_cpu(rxd[0]); + u32 rxdg3 = le32_to_cpu(rxd[3]); + bool cck = false; + + i = FIELD_GET(MT_RXV1_TX_RATE, rxdg0); + switch (FIELD_GET(MT_RXV1_TX_MODE, rxdg0)) { + case MT_PHY_TYPE_CCK: + cck = true; + /* fall through */ + case MT_PHY_TYPE_OFDM: + i = mt7603_get_rate(dev, sband, i, cck); + break; + case MT_PHY_TYPE_HT_GF: + case MT_PHY_TYPE_HT: + status->encoding = RX_ENC_HT; + if (i > 15) + return -EINVAL; + break; + default: + return -EINVAL; + } + + if (rxdg0 & MT_RXV1_HT_SHORT_GI) + status->enc_flags |= RX_ENC_FLAG_SHORT_GI; + if (rxdg0 & MT_RXV1_HT_AD_CODE) + status->enc_flags |= RX_ENC_FLAG_LDPC; + + status->enc_flags |= RX_ENC_FLAG_STBC_MASK * + FIELD_GET(MT_RXV1_HT_STBC, rxdg0); + + status->rate_idx = i; + + status->chains = dev->mt76.antenna_mask; + status->chain_signal[0] = FIELD_GET(MT_RXV4_IB_RSSI0, rxdg3) + + dev->rssi_offset[0]; + status->chain_signal[1] = FIELD_GET(MT_RXV4_IB_RSSI1, rxdg3) + + dev->rssi_offset[1]; + + status->signal = status->chain_signal[0]; + if (status->chains & BIT(1)) + status->signal = max(status->signal, + status->chain_signal[1]); + + if (FIELD_GET(MT_RXV1_FRAME_MODE, rxdg0) == 1) + status->bw = RATE_INFO_BW_40; + + rxd += 6; + if ((u8 *)rxd - skb->data >= skb->len) + return -EINVAL; + } else { + return -EINVAL; + } + + skb_pull(skb, (u8 *)rxd - skb->data + 2 * remove_pad); + + if (insert_ccmp_hdr) { + u8 key_id = FIELD_GET(MT_RXD1_NORMAL_KEY_ID, rxd1); + + mt7603_insert_ccmp_hdr(skb, key_id); + } + + hdr = (struct ieee80211_hdr *)skb->data; + if (!status->wcid || !ieee80211_is_data_qos(hdr->frame_control)) + return 0; + + status->aggr = unicast && + !ieee80211_is_qos_nullfunc(hdr->frame_control); + status->tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK; + status->seqno = hdr->seq_ctrl >> 4; + + return 0; +} + +static u16 +mt7603_mac_tx_rate_val(struct mt7603_dev *dev, + const struct ieee80211_tx_rate *rate, bool stbc, u8 *bw) +{ + u8 phy, nss, rate_idx; + u16 rateval; + + *bw = 0; + if (rate->flags & IEEE80211_TX_RC_MCS) { + rate_idx = rate->idx; + nss = 1 + (rate->idx >> 3); + phy = MT_PHY_TYPE_HT; + if (rate->flags & IEEE80211_TX_RC_GREEN_FIELD) + phy = MT_PHY_TYPE_HT_GF; + if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH) + *bw = 1; + } else { + const struct ieee80211_rate *r; + int band = dev->mt76.chandef.chan->band; + u16 val; + + nss = 1; + r = &mt76_hw(dev)->wiphy->bands[band]->bitrates[rate->idx]; + if (rate->flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE) + val = r->hw_value_short; + else + val = r->hw_value; + + phy = val >> 8; + rate_idx = val & 0xff; + } + + rateval = (FIELD_PREP(MT_TX_RATE_IDX, rate_idx) | + FIELD_PREP(MT_TX_RATE_MODE, phy)); + + if (stbc && nss == 1) + rateval |= MT_TX_RATE_STBC; + + return rateval; +} + +void mt7603_wtbl_set_rates(struct mt7603_dev *dev, struct mt7603_sta *sta, + struct ieee80211_tx_rate *probe_rate, + struct ieee80211_tx_rate *rates) +{ + int wcid = sta->wcid.idx; + u32 addr = mt7603_wtbl2_addr(wcid); + bool stbc = false; + int n_rates = sta->n_rates; + u8 bw, bw_prev, bw_idx = 0; + u16 val[4]; + u16 probe_val; + u32 w9 = mt76_rr(dev, addr + 9 * 4); + int i; + + if (!mt76_poll(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_BUSY, 0, 5000)) + return; + + for (i = n_rates; i < 4; i++) + rates[i] = rates[n_rates - 1]; + + w9 &= MT_WTBL2_W9_SHORT_GI_20 | MT_WTBL2_W9_SHORT_GI_40 | + MT_WTBL2_W9_SHORT_GI_80; + + val[0] = mt7603_mac_tx_rate_val(dev, &rates[0], stbc, &bw); + bw_prev = bw; + + if (probe_rate) { + probe_val = mt7603_mac_tx_rate_val(dev, probe_rate, stbc, &bw); + if (bw) + bw_idx = 1; + else + bw_prev = 0; + } else { + probe_val = val[0]; + } + + w9 |= FIELD_PREP(MT_WTBL2_W9_CC_BW_SEL, bw); + w9 |= FIELD_PREP(MT_WTBL2_W9_BW_CAP, bw); + + val[1] = mt7603_mac_tx_rate_val(dev, &rates[1], stbc, &bw); + if (bw_prev) { + bw_idx = 3; + bw_prev = bw; + } + + val[2] = mt7603_mac_tx_rate_val(dev, &rates[2], stbc, &bw); + if (bw_prev) { + bw_idx = 5; + bw_prev = bw; + } + + val[3] = mt7603_mac_tx_rate_val(dev, &rates[3], stbc, &bw); + if (bw_prev) + bw_idx = 7; + + w9 |= FIELD_PREP(MT_WTBL2_W9_CHANGE_BW_RATE, + bw_idx ? bw_idx - 1 : 7); + + mt76_wr(dev, MT_WTBL_RIUCR0, w9); + + mt76_wr(dev, MT_WTBL_RIUCR1, + FIELD_PREP(MT_WTBL_RIUCR1_RATE0, probe_val) | + FIELD_PREP(MT_WTBL_RIUCR1_RATE1, val[0]) | + FIELD_PREP(MT_WTBL_RIUCR1_RATE2_LO, val[0])); + + mt76_wr(dev, MT_WTBL_RIUCR2, + FIELD_PREP(MT_WTBL_RIUCR2_RATE2_HI, val[0] >> 8) | + FIELD_PREP(MT_WTBL_RIUCR2_RATE3, val[1]) | + FIELD_PREP(MT_WTBL_RIUCR2_RATE4, val[1]) | + FIELD_PREP(MT_WTBL_RIUCR2_RATE5_LO, val[2])); + + mt76_wr(dev, MT_WTBL_RIUCR3, + FIELD_PREP(MT_WTBL_RIUCR3_RATE5_HI, val[2] >> 4) | + FIELD_PREP(MT_WTBL_RIUCR3_RATE6, val[2]) | + FIELD_PREP(MT_WTBL_RIUCR3_RATE7, val[3])); + + mt76_wr(dev, MT_WTBL_UPDATE, + FIELD_PREP(MT_WTBL_UPDATE_WLAN_IDX, wcid) | + MT_WTBL_UPDATE_RATE_UPDATE | + MT_WTBL_UPDATE_TX_COUNT_CLEAR); + + if (!sta->wcid.tx_rate_set) + mt76_poll(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_BUSY, 0, 5000); + + sta->rate_count = 2 * MT7603_RATE_RETRY * n_rates; + sta->wcid.tx_rate_set = true; +} + +static enum mt7603_cipher_type +mt7603_mac_get_key_info(struct ieee80211_key_conf *key, u8 *key_data) +{ + memset(key_data, 0, 32); + if (!key) + return MT_CIPHER_NONE; + + if (key->keylen > 32) + return MT_CIPHER_NONE; + + memcpy(key_data, key->key, key->keylen); + + switch (key->cipher) { + case WLAN_CIPHER_SUITE_WEP40: + return MT_CIPHER_WEP40; + case WLAN_CIPHER_SUITE_WEP104: + return MT_CIPHER_WEP104; + case WLAN_CIPHER_SUITE_TKIP: + /* Rx/Tx MIC keys are swapped */ + memcpy(key_data + 16, key->key + 24, 8); + memcpy(key_data + 24, key->key + 16, 8); + return MT_CIPHER_TKIP; + case WLAN_CIPHER_SUITE_CCMP: + return MT_CIPHER_AES_CCMP; + default: + return MT_CIPHER_NONE; + } +} + +int mt7603_wtbl_set_key(struct mt7603_dev *dev, int wcid, + struct ieee80211_key_conf *key) +{ + enum mt7603_cipher_type cipher; + u32 addr = mt7603_wtbl3_addr(wcid); + u8 key_data[32]; + int key_len = sizeof(key_data); + + cipher = mt7603_mac_get_key_info(key, key_data); + if (cipher == MT_CIPHER_NONE && key) + return -EOPNOTSUPP; + + if (key && (cipher == MT_CIPHER_WEP40 || cipher == MT_CIPHER_WEP104)) { + addr += key->keyidx * 16; + key_len = 16; + } + + mt76_wr_copy(dev, addr, key_data, key_len); + + addr = mt7603_wtbl1_addr(wcid); + mt76_rmw_field(dev, addr + 2 * 4, MT_WTBL1_W2_KEY_TYPE, cipher); + if (key) + mt76_rmw_field(dev, addr, MT_WTBL1_W0_KEY_IDX, key->keyidx); + mt76_rmw_field(dev, addr, MT_WTBL1_W0_RX_KEY_VALID, !!key); + + return 0; +} + +static int +mt7603_mac_write_txwi(struct mt7603_dev *dev, __le32 *txwi, + struct sk_buff *skb, struct mt76_queue *q, + struct mt76_wcid *wcid, struct ieee80211_sta *sta, + int pid, struct ieee80211_key_conf *key) +{ + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct ieee80211_tx_rate *rate = &info->control.rates[0]; + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; + struct ieee80211_vif *vif = info->control.vif; + struct mt7603_vif *mvif; + int wlan_idx; + int hdr_len = ieee80211_get_hdrlen_from_skb(skb); + int tx_count = 8; + u8 frame_type, frame_subtype; + u16 fc = le16_to_cpu(hdr->frame_control); + u8 vif_idx = 0; + u32 val; + u8 bw; + + if (vif) { + mvif = (struct mt7603_vif *)vif->drv_priv; + vif_idx = mvif->idx; + if (vif_idx && q >= &dev->mt76.q_tx[MT_TXQ_BEACON]) + vif_idx += 0x10; + } + + if (sta) { + struct mt7603_sta *msta = (struct mt7603_sta *)sta->drv_priv; + + tx_count = msta->rate_count; + } + + if (wcid) + wlan_idx = wcid->idx; + else + wlan_idx = MT7603_WTBL_RESERVED; + + frame_type = (fc & IEEE80211_FCTL_FTYPE) >> 2; + frame_subtype = (fc & IEEE80211_FCTL_STYPE) >> 4; + + val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len + MT_TXD_SIZE) | + FIELD_PREP(MT_TXD0_Q_IDX, q->hw_idx); + txwi[0] = cpu_to_le32(val); + + val = MT_TXD1_LONG_FORMAT | + FIELD_PREP(MT_TXD1_OWN_MAC, vif_idx) | + FIELD_PREP(MT_TXD1_TID, + skb->priority & IEEE80211_QOS_CTL_TID_MASK) | + FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_802_11) | + FIELD_PREP(MT_TXD1_HDR_INFO, hdr_len / 2) | + FIELD_PREP(MT_TXD1_WLAN_IDX, wlan_idx) | + FIELD_PREP(MT_TXD1_PROTECTED, !!key); + txwi[1] = cpu_to_le32(val); + + if (info->flags & IEEE80211_TX_CTL_NO_ACK) + txwi[1] |= cpu_to_le32(MT_TXD1_NO_ACK); + + val = FIELD_PREP(MT_TXD2_FRAME_TYPE, frame_type) | + FIELD_PREP(MT_TXD2_SUB_TYPE, frame_subtype) | + FIELD_PREP(MT_TXD2_MULTICAST, + is_multicast_ether_addr(hdr->addr1)); + txwi[2] = cpu_to_le32(val); + + if (!(info->flags & IEEE80211_TX_CTL_AMPDU)) + txwi[2] |= cpu_to_le32(MT_TXD2_BA_DISABLE); + + txwi[4] = 0; + + val = MT_TXD5_TX_STATUS_HOST | MT_TXD5_SW_POWER_MGMT | + FIELD_PREP(MT_TXD5_PID, pid); + txwi[5] = cpu_to_le32(val); + + txwi[6] = 0; + + if (rate->idx >= 0 && rate->count && + !(info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE)) { + bool stbc = info->flags & IEEE80211_TX_CTL_STBC; + u16 rateval = mt7603_mac_tx_rate_val(dev, rate, stbc, &bw); + + txwi[2] |= cpu_to_le32(MT_TXD2_FIX_RATE); + + val = MT_TXD6_FIXED_BW | + FIELD_PREP(MT_TXD6_BW, bw) | + FIELD_PREP(MT_TXD6_TX_RATE, rateval); + txwi[6] |= cpu_to_le32(val); + + if (rate->flags & IEEE80211_TX_RC_SHORT_GI) + txwi[6] |= cpu_to_le32(MT_TXD6_SGI); + + if (!(rate->flags & IEEE80211_TX_RC_MCS)) + txwi[2] |= cpu_to_le32(MT_TXD2_BA_DISABLE); + + tx_count = rate->count; + } + + /* use maximum tx count for beacons and buffered multicast */ + if (q >= &dev->mt76.q_tx[MT_TXQ_BEACON]) + tx_count = 0x1f; + + val = FIELD_PREP(MT_TXD3_REM_TX_COUNT, tx_count) | + FIELD_PREP(MT_TXD3_SEQ, le16_to_cpu(hdr->seq_ctrl)); + txwi[3] = cpu_to_le32(val); + + if (key) { + u64 pn = atomic64_inc_return(&key->tx_pn); + + txwi[3] |= cpu_to_le32(MT_TXD3_PN_VALID); + txwi[4] = cpu_to_le32(pn & GENMASK(31, 0)); + txwi[5] |= cpu_to_le32(FIELD_PREP(MT_TXD5_PN_HIGH, pn >> 32)); + } + + txwi[7] = 0; + + return 0; +} + +int mt7603_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, + struct sk_buff *skb, struct mt76_queue *q, + struct mt76_wcid *wcid, struct ieee80211_sta *sta, + u32 *tx_info) +{ + struct mt7603_dev *dev = container_of(mdev, struct mt7603_dev, mt76); + struct mt7603_sta *msta = container_of(wcid, struct mt7603_sta, wcid); + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct ieee80211_key_conf *key = info->control.hw_key; + int pid; + + if (!wcid) + wcid = &dev->global_sta.wcid; + + if (sta) { + msta = (struct mt7603_sta *)sta->drv_priv; + + if ((info->flags & (IEEE80211_TX_CTL_NO_PS_BUFFER | + IEEE80211_TX_CTL_CLEAR_PS_FILT)) || + (info->control.flags & IEEE80211_TX_CTRL_PS_RESPONSE)) + mt7603_wtbl_set_ps(dev, msta, false); + } + + pid = mt76_tx_status_skb_add(mdev, wcid, skb); + + if (info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE) { + spin_lock_bh(&dev->mt76.lock); + msta->rate_probe = true; + mt7603_wtbl_set_rates(dev, msta, &info->control.rates[0], + msta->rates); + spin_unlock_bh(&dev->mt76.lock); + } + + mt7603_mac_write_txwi(dev, txwi_ptr, skb, q, wcid, sta, pid, key); + + return 0; +} + +static bool +mt7603_fill_txs(struct mt7603_dev *dev, struct mt7603_sta *sta, + struct ieee80211_tx_info *info, __le32 *txs_data) +{ + struct ieee80211_supported_band *sband; + int final_idx = 0; + u32 final_rate; + u32 final_rate_flags; + bool final_mpdu; + bool ack_timeout; + bool fixed_rate; + bool probe; + bool ampdu; + bool cck = false; + int count; + u32 txs; + u8 pid; + int idx; + int i; + + fixed_rate = info->status.rates[0].count; + probe = !!(info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE); + + txs = le32_to_cpu(txs_data[4]); + final_mpdu = txs & MT_TXS4_ACKED_MPDU; + ampdu = !fixed_rate && (txs & MT_TXS4_AMPDU); + pid = FIELD_GET(MT_TXS4_PID, txs); + count = FIELD_GET(MT_TXS4_TX_COUNT, txs); + + txs = le32_to_cpu(txs_data[0]); + final_rate = FIELD_GET(MT_TXS0_TX_RATE, txs); + ack_timeout = txs & MT_TXS0_ACK_TIMEOUT; + + if (!ampdu && (txs & MT_TXS0_RTS_TIMEOUT)) + return false; + + if (txs & MT_TXS0_QUEUE_TIMEOUT) + return false; + + if (!ack_timeout) + info->flags |= IEEE80211_TX_STAT_ACK; + + info->status.ampdu_len = 1; + info->status.ampdu_ack_len = !!(info->flags & + IEEE80211_TX_STAT_ACK); + + if (ampdu || (info->flags & IEEE80211_TX_CTL_AMPDU)) + info->flags |= IEEE80211_TX_STAT_AMPDU | IEEE80211_TX_CTL_AMPDU; + + if (fixed_rate && !probe) { + info->status.rates[0].count = count; + goto out; + } + + for (i = 0, idx = 0; i < ARRAY_SIZE(info->status.rates); i++) { + int cur_count = min_t(int, count, 2 * MT7603_RATE_RETRY); + + if (!i && probe) { + cur_count = 1; + } else { + info->status.rates[i] = sta->rates[idx]; + idx++; + } + + if (i && info->status.rates[i].idx < 0) { + info->status.rates[i - 1].count += count; + break; + } + + if (!count) { + info->status.rates[i].idx = -1; + break; + } + + info->status.rates[i].count = cur_count; + final_idx = i; + count -= cur_count; + } + +out: + final_rate_flags = info->status.rates[final_idx].flags; + + switch (FIELD_GET(MT_TX_RATE_MODE, final_rate)) { + case MT_PHY_TYPE_CCK: + cck = true; + /* fall through */ + case MT_PHY_TYPE_OFDM: + if (dev->mt76.chandef.chan->band == NL80211_BAND_5GHZ) + sband = &dev->mt76.sband_5g.sband; + else + sband = &dev->mt76.sband_2g.sband; + final_rate &= GENMASK(5, 0); + final_rate = mt7603_get_rate(dev, sband, final_rate, cck); + final_rate_flags = 0; + break; + case MT_PHY_TYPE_HT_GF: + case MT_PHY_TYPE_HT: + final_rate_flags |= IEEE80211_TX_RC_MCS; + final_rate &= GENMASK(5, 0); + if (i > 15) + return false; + break; + default: + return false; + } + + info->status.rates[final_idx].idx = final_rate; + info->status.rates[final_idx].flags = final_rate_flags; + + return true; +} + +static bool +mt7603_mac_add_txs_skb(struct mt7603_dev *dev, struct mt7603_sta *sta, int pid, + __le32 *txs_data) +{ + struct mt76_dev *mdev = &dev->mt76; + struct sk_buff_head list; + struct sk_buff *skb; + + if (pid < MT_PACKET_ID_FIRST) + return false; + + mt76_tx_status_lock(mdev, &list); + skb = mt76_tx_status_skb_get(mdev, &sta->wcid, pid, &list); + if (skb) { + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + + if (info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE) { + spin_lock_bh(&dev->mt76.lock); + if (sta->rate_probe) { + mt7603_wtbl_set_rates(dev, sta, NULL, + sta->rates); + sta->rate_probe = false; + } + spin_unlock_bh(&dev->mt76.lock); + } + + if (!mt7603_fill_txs(dev, sta, info, txs_data)) { + ieee80211_tx_info_clear_status(info); + info->status.rates[0].idx = -1; + } + + mt76_tx_status_skb_done(mdev, skb, &list); + } + mt76_tx_status_unlock(mdev, &list); + + return !!skb; +} + +void mt7603_mac_add_txs(struct mt7603_dev *dev, void *data) +{ + struct ieee80211_tx_info info = {}; + struct ieee80211_sta *sta = NULL; + struct mt7603_sta *msta = NULL; + struct mt76_wcid *wcid; + __le32 *txs_data = data; + u32 txs; + u8 wcidx; + u8 pid; + + txs = le32_to_cpu(txs_data[4]); + pid = FIELD_GET(MT_TXS4_PID, txs); + txs = le32_to_cpu(txs_data[3]); + wcidx = FIELD_GET(MT_TXS3_WCID, txs); + + if (pid == MT_PACKET_ID_NO_ACK) + return; + + if (wcidx >= ARRAY_SIZE(dev->mt76.wcid)) + return; + + rcu_read_lock(); + + wcid = rcu_dereference(dev->mt76.wcid[wcidx]); + if (!wcid) + goto out; + + msta = container_of(wcid, struct mt7603_sta, wcid); + sta = wcid_to_sta(wcid); + + if (mt7603_mac_add_txs_skb(dev, msta, pid, txs_data)) + goto out; + + if (wcidx >= MT7603_WTBL_STA || !sta) + goto out; + + if (mt7603_fill_txs(dev, msta, &info, txs_data)) + ieee80211_tx_status_noskb(mt76_hw(dev), sta, &info); + +out: + rcu_read_unlock(); +} + +void mt7603_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue *q, + struct mt76_queue_entry *e, bool flush) +{ + struct mt7603_dev *dev = container_of(mdev, struct mt7603_dev, mt76); + struct sk_buff *skb = e->skb; + + if (!e->txwi) { + dev_kfree_skb_any(skb); + return; + } + + if (q - dev->mt76.q_tx < 4) + dev->tx_hang_check = 0; + + mt76_tx_complete_skb(mdev, skb); +} + +static bool +wait_for_wpdma(struct mt7603_dev *dev) +{ + return mt76_poll(dev, MT_WPDMA_GLO_CFG, + MT_WPDMA_GLO_CFG_TX_DMA_BUSY | + MT_WPDMA_GLO_CFG_RX_DMA_BUSY, + 0, 1000); +} + +static void mt7603_pse_reset(struct mt7603_dev *dev) +{ + /* Clear previous reset result */ + if (!dev->reset_cause[RESET_CAUSE_RESET_FAILED]) + mt76_clear(dev, MT_MCU_DEBUG_RESET, MT_MCU_DEBUG_RESET_PSE_S); + + /* Reset PSE */ + mt76_set(dev, MT_MCU_DEBUG_RESET, MT_MCU_DEBUG_RESET_PSE); + + if (!mt76_poll_msec(dev, MT_MCU_DEBUG_RESET, + MT_MCU_DEBUG_RESET_PSE_S, + MT_MCU_DEBUG_RESET_PSE_S, 500)) { + dev->reset_cause[RESET_CAUSE_RESET_FAILED]++; + mt76_clear(dev, MT_MCU_DEBUG_RESET, MT_MCU_DEBUG_RESET_PSE); + } else { + dev->reset_cause[RESET_CAUSE_RESET_FAILED] = 0; + mt76_clear(dev, MT_MCU_DEBUG_RESET, MT_MCU_DEBUG_RESET_QUEUES); + } + + if (dev->reset_cause[RESET_CAUSE_RESET_FAILED] >= 3) + dev->reset_cause[RESET_CAUSE_RESET_FAILED] = 0; +} + +void mt7603_mac_dma_start(struct mt7603_dev *dev) +{ + mt7603_mac_start(dev); + + wait_for_wpdma(dev); + usleep_range(50, 100); + + mt76_set(dev, MT_WPDMA_GLO_CFG, + (MT_WPDMA_GLO_CFG_TX_DMA_EN | + MT_WPDMA_GLO_CFG_RX_DMA_EN | + FIELD_PREP(MT_WPDMA_GLO_CFG_DMA_BURST_SIZE, 3) | + MT_WPDMA_GLO_CFG_TX_WRITEBACK_DONE)); + + mt7603_irq_enable(dev, MT_INT_RX_DONE_ALL | MT_INT_TX_DONE_ALL); +} + +void mt7603_mac_start(struct mt7603_dev *dev) +{ + mt76_clear(dev, MT_ARB_SCR, + MT_ARB_SCR_TX_DISABLE | MT_ARB_SCR_RX_DISABLE); + mt76_wr(dev, MT_WF_ARB_TX_START_0, ~0); + mt76_set(dev, MT_WF_ARB_RQCR, MT_WF_ARB_RQCR_RX_START); +} + +void mt7603_mac_stop(struct mt7603_dev *dev) +{ + mt76_set(dev, MT_ARB_SCR, + MT_ARB_SCR_TX_DISABLE | MT_ARB_SCR_RX_DISABLE); + mt76_wr(dev, MT_WF_ARB_TX_START_0, 0); + mt76_clear(dev, MT_WF_ARB_RQCR, MT_WF_ARB_RQCR_RX_START); +} + +void mt7603_pse_client_reset(struct mt7603_dev *dev) +{ + u32 addr; + + addr = mt7603_reg_map(dev, MT_CLIENT_BASE_PHYS_ADDR + + MT_CLIENT_RESET_TX); + + /* Clear previous reset state */ + mt76_clear(dev, addr, + MT_CLIENT_RESET_TX_R_E_1 | + MT_CLIENT_RESET_TX_R_E_2 | + MT_CLIENT_RESET_TX_R_E_1_S | + MT_CLIENT_RESET_TX_R_E_2_S); + + /* Start PSE client TX abort */ + mt76_set(dev, addr, MT_CLIENT_RESET_TX_R_E_1); + mt76_poll_msec(dev, addr, MT_CLIENT_RESET_TX_R_E_1_S, + MT_CLIENT_RESET_TX_R_E_1_S, 500); + + mt76_set(dev, addr, MT_CLIENT_RESET_TX_R_E_2); + mt76_set(dev, MT_WPDMA_GLO_CFG, MT_WPDMA_GLO_CFG_SW_RESET); + + /* Wait for PSE client to clear TX FIFO */ + mt76_poll_msec(dev, addr, MT_CLIENT_RESET_TX_R_E_2_S, + MT_CLIENT_RESET_TX_R_E_2_S, 500); + + /* Clear PSE client TX abort state */ + mt76_clear(dev, addr, + MT_CLIENT_RESET_TX_R_E_1 | + MT_CLIENT_RESET_TX_R_E_2); +} + +static void mt7603_dma_sched_reset(struct mt7603_dev *dev) +{ + if (!is_mt7628(dev)) + return; + + mt76_set(dev, MT_SCH_4, MT_SCH_4_RESET); + mt76_clear(dev, MT_SCH_4, MT_SCH_4_RESET); +} + +static void mt7603_mac_watchdog_reset(struct mt7603_dev *dev) +{ + int beacon_int = dev->beacon_int; + u32 mask = dev->mt76.mmio.irqmask; + int i; + + ieee80211_stop_queues(dev->mt76.hw); + set_bit(MT76_RESET, &dev->mt76.state); + + /* lock/unlock all queues to ensure that no tx is pending */ + mt76_txq_schedule_all(&dev->mt76); + + tasklet_disable(&dev->tx_tasklet); + tasklet_disable(&dev->pre_tbtt_tasklet); + napi_disable(&dev->mt76.napi[0]); + napi_disable(&dev->mt76.napi[1]); + + mutex_lock(&dev->mt76.mutex); + + mt7603_beacon_set_timer(dev, -1, 0); + + if (dev->reset_cause[RESET_CAUSE_RESET_FAILED] || + dev->cur_reset_cause == RESET_CAUSE_RX_PSE_BUSY || + dev->cur_reset_cause == RESET_CAUSE_BEACON_STUCK || + dev->cur_reset_cause == RESET_CAUSE_TX_HANG) + mt7603_pse_reset(dev); + + if (dev->reset_cause[RESET_CAUSE_RESET_FAILED]) + goto skip_dma_reset; + + mt7603_mac_stop(dev); + + mt76_clear(dev, MT_WPDMA_GLO_CFG, + MT_WPDMA_GLO_CFG_RX_DMA_EN | MT_WPDMA_GLO_CFG_TX_DMA_EN | + MT_WPDMA_GLO_CFG_TX_WRITEBACK_DONE); + usleep_range(1000, 2000); + + mt7603_irq_disable(dev, mask); + + mt76_set(dev, MT_WPDMA_GLO_CFG, MT_WPDMA_GLO_CFG_FORCE_TX_EOF); + + mt7603_pse_client_reset(dev); + + for (i = 0; i < ARRAY_SIZE(dev->mt76.q_tx); i++) + mt76_queue_tx_cleanup(dev, i, true); + + for (i = 0; i < ARRAY_SIZE(dev->mt76.q_rx); i++) + mt76_queue_rx_reset(dev, i); + + mt7603_dma_sched_reset(dev); + + mt7603_mac_dma_start(dev); + + mt7603_irq_enable(dev, mask); + +skip_dma_reset: + clear_bit(MT76_RESET, &dev->mt76.state); + mutex_unlock(&dev->mt76.mutex); + + tasklet_enable(&dev->tx_tasklet); + tasklet_schedule(&dev->tx_tasklet); + + tasklet_enable(&dev->pre_tbtt_tasklet); + mt7603_beacon_set_timer(dev, -1, beacon_int); + + napi_enable(&dev->mt76.napi[0]); + napi_schedule(&dev->mt76.napi[0]); + + napi_enable(&dev->mt76.napi[1]); + napi_schedule(&dev->mt76.napi[1]); + + ieee80211_wake_queues(dev->mt76.hw); + mt76_txq_schedule_all(&dev->mt76); +} + +static u32 mt7603_dma_debug(struct mt7603_dev *dev, u8 index) +{ + u32 val; + + mt76_wr(dev, MT_WPDMA_DEBUG, + FIELD_PREP(MT_WPDMA_DEBUG_IDX, index) | + MT_WPDMA_DEBUG_SEL); + + val = mt76_rr(dev, MT_WPDMA_DEBUG); + return FIELD_GET(MT_WPDMA_DEBUG_VALUE, val); +} + +static bool mt7603_rx_fifo_busy(struct mt7603_dev *dev) +{ + if (is_mt7628(dev)) + return mt7603_dma_debug(dev, 9) & BIT(9); + + return mt7603_dma_debug(dev, 2) & BIT(8); +} + +static bool mt7603_rx_dma_busy(struct mt7603_dev *dev) +{ + if (!(mt76_rr(dev, MT_WPDMA_GLO_CFG) & MT_WPDMA_GLO_CFG_RX_DMA_BUSY)) + return false; + + return mt7603_rx_fifo_busy(dev); +} + +static bool mt7603_tx_dma_busy(struct mt7603_dev *dev) +{ + u32 val; + + if (!(mt76_rr(dev, MT_WPDMA_GLO_CFG) & MT_WPDMA_GLO_CFG_TX_DMA_BUSY)) + return false; + + val = mt7603_dma_debug(dev, 9); + return (val & BIT(8)) && (val & 0xf) != 0xf; +} + +static bool mt7603_tx_hang(struct mt7603_dev *dev) +{ + struct mt76_queue *q; + u32 dma_idx, prev_dma_idx; + int i; + + for (i = 0; i < 4; i++) { + q = &dev->mt76.q_tx[i]; + + if (!q->queued) + continue; + + prev_dma_idx = dev->tx_dma_idx[i]; + dma_idx = ioread32(&q->regs->dma_idx); + dev->tx_dma_idx[i] = dma_idx; + + if (dma_idx == prev_dma_idx && + dma_idx != ioread32(&q->regs->cpu_idx)) + break; + } + + return i < 4; +} + +static bool mt7603_rx_pse_busy(struct mt7603_dev *dev) +{ + u32 addr, val; + + if (mt76_rr(dev, MT_MCU_DEBUG_RESET) & MT_MCU_DEBUG_RESET_QUEUES) + return true; + + if (mt7603_rx_fifo_busy(dev)) + return false; + + addr = mt7603_reg_map(dev, MT_CLIENT_BASE_PHYS_ADDR + MT_CLIENT_STATUS); + mt76_wr(dev, addr, 3); + val = mt76_rr(dev, addr) >> 16; + + if (is_mt7628(dev) && (val & 0x4001) == 0x4001) + return true; + + return (val & 0x8001) == 0x8001 || (val & 0xe001) == 0xe001; +} + +static bool +mt7603_watchdog_check(struct mt7603_dev *dev, u8 *counter, + enum mt7603_reset_cause cause, + bool (*check)(struct mt7603_dev *dev)) +{ + if (dev->reset_test == cause + 1) { + dev->reset_test = 0; + goto trigger; + } + + if (check) { + if (!check(dev) && *counter < MT7603_WATCHDOG_TIMEOUT) { + *counter = 0; + return false; + } + + (*counter)++; + } + + if (*counter < MT7603_WATCHDOG_TIMEOUT) + return false; +trigger: + dev->cur_reset_cause = cause; + dev->reset_cause[cause]++; + return true; +} + +void mt7603_update_channel(struct mt76_dev *mdev) +{ + struct mt7603_dev *dev = container_of(mdev, struct mt7603_dev, mt76); + struct mt76_channel_state *state; + ktime_t cur_time; + u32 busy; + + if (!test_bit(MT76_STATE_RUNNING, &dev->mt76.state)) + return; + + state = mt76_channel_state(&dev->mt76, dev->mt76.chandef.chan); + busy = mt76_rr(dev, MT_MIB_STAT_PSCCA); + + spin_lock_bh(&dev->mt76.cc_lock); + cur_time = ktime_get_boottime(); + state->cc_busy += busy; + state->cc_active += ktime_to_us(ktime_sub(cur_time, dev->survey_time)); + dev->survey_time = cur_time; + spin_unlock_bh(&dev->mt76.cc_lock); +} + +void +mt7603_edcca_set_strict(struct mt7603_dev *dev, bool val) +{ + u32 rxtd_6 = 0xd7c80000; + + if (val == dev->ed_strict_mode) + return; + + dev->ed_strict_mode = val; + + /* Ensure that ED/CCA does not trigger if disabled */ + if (!dev->ed_monitor) + rxtd_6 |= FIELD_PREP(MT_RXTD_6_CCAED_TH, 0x34); + else + rxtd_6 |= FIELD_PREP(MT_RXTD_6_CCAED_TH, 0x7d); + + if (dev->ed_monitor && !dev->ed_strict_mode) + rxtd_6 |= FIELD_PREP(MT_RXTD_6_ACI_TH, 0x0f); + else + rxtd_6 |= FIELD_PREP(MT_RXTD_6_ACI_TH, 0x10); + + mt76_wr(dev, MT_RXTD(6), rxtd_6); + + mt76_rmw_field(dev, MT_RXTD(13), MT_RXTD_13_ACI_TH_EN, + dev->ed_monitor && !dev->ed_strict_mode); +} + +static void +mt7603_edcca_check(struct mt7603_dev *dev) +{ + u32 val = mt76_rr(dev, MT_AGC(41)); + ktime_t cur_time; + int rssi0, rssi1; + u32 active; + u32 ed_busy; + + if (!dev->ed_monitor) + return; + + rssi0 = FIELD_GET(MT_AGC_41_RSSI_0, val); + if (rssi0 > 128) + rssi0 -= 256; + + rssi1 = FIELD_GET(MT_AGC_41_RSSI_1, val); + if (rssi1 > 128) + rssi1 -= 256; + + if (max(rssi0, rssi1) >= -40 && + dev->ed_strong_signal < MT7603_EDCCA_BLOCK_TH) + dev->ed_strong_signal++; + else if (dev->ed_strong_signal > 0) + dev->ed_strong_signal--; + + cur_time = ktime_get_boottime(); + ed_busy = mt76_rr(dev, MT_MIB_STAT_ED) & MT_MIB_STAT_ED_MASK; + + active = ktime_to_us(ktime_sub(cur_time, dev->ed_time)); + dev->ed_time = cur_time; + + if (!active) + return; + + if (100 * ed_busy / active > 90) { + if (dev->ed_trigger < 0) + dev->ed_trigger = 0; + dev->ed_trigger++; + } else { + if (dev->ed_trigger > 0) + dev->ed_trigger = 0; + dev->ed_trigger--; + } + + if (dev->ed_trigger > MT7603_EDCCA_BLOCK_TH || + dev->ed_strong_signal < MT7603_EDCCA_BLOCK_TH / 2) { + mt7603_edcca_set_strict(dev, true); + } else if (dev->ed_trigger < -MT7603_EDCCA_BLOCK_TH) { + mt7603_edcca_set_strict(dev, false); + } + + if (dev->ed_trigger > MT7603_EDCCA_BLOCK_TH) + dev->ed_trigger = MT7603_EDCCA_BLOCK_TH; + else if (dev->ed_trigger < -MT7603_EDCCA_BLOCK_TH) + dev->ed_trigger = -MT7603_EDCCA_BLOCK_TH; +} + +void mt7603_cca_stats_reset(struct mt7603_dev *dev) +{ + mt76_set(dev, MT_PHYCTRL(2), MT_PHYCTRL_2_STATUS_RESET); + mt76_clear(dev, MT_PHYCTRL(2), MT_PHYCTRL_2_STATUS_RESET); + mt76_set(dev, MT_PHYCTRL(2), MT_PHYCTRL_2_STATUS_EN); +} + +static void +mt7603_adjust_sensitivity(struct mt7603_dev *dev) +{ + u32 agc0 = dev->agc0, agc3 = dev->agc3; + u32 adj; + + if (!dev->sensitivity || dev->sensitivity < -100) { + dev->sensitivity = 0; + } else if (dev->sensitivity <= -84) { + adj = 7 + (dev->sensitivity + 92) / 2; + + agc0 = 0x56f0076f; + agc0 |= adj << 12; + agc0 |= adj << 16; + agc3 = 0x81d0d5e3; + } else if (dev->sensitivity <= -72) { + adj = 7 + (dev->sensitivity + 80) / 2; + + agc0 = 0x6af0006f; + agc0 |= adj << 8; + agc0 |= adj << 12; + agc0 |= adj << 16; + + agc3 = 0x8181d5e3; + } else { + if (dev->sensitivity > -54) + dev->sensitivity = -54; + + adj = 7 + (dev->sensitivity + 80) / 2; + + agc0 = 0x7ff0000f; + agc0 |= adj << 4; + agc0 |= adj << 8; + agc0 |= adj << 12; + agc0 |= adj << 16; + + agc3 = 0x818181e3; + } + + mt76_wr(dev, MT_AGC(0), agc0); + mt76_wr(dev, MT_AGC1(0), agc0); + + mt76_wr(dev, MT_AGC(3), agc3); + mt76_wr(dev, MT_AGC1(3), agc3); +} + +static void +mt7603_false_cca_check(struct mt7603_dev *dev) +{ + int pd_cck, pd_ofdm, mdrdy_cck, mdrdy_ofdm; + int false_cca; + int min_signal; + u32 val; + + val = mt76_rr(dev, MT_PHYCTRL_STAT_PD); + pd_cck = FIELD_GET(MT_PHYCTRL_STAT_PD_CCK, val); + pd_ofdm = FIELD_GET(MT_PHYCTRL_STAT_PD_OFDM, val); + + val = mt76_rr(dev, MT_PHYCTRL_STAT_MDRDY); + mdrdy_cck = FIELD_GET(MT_PHYCTRL_STAT_MDRDY_CCK, val); + mdrdy_ofdm = FIELD_GET(MT_PHYCTRL_STAT_MDRDY_OFDM, val); + + dev->false_cca_ofdm = pd_ofdm - mdrdy_ofdm; + dev->false_cca_cck = pd_cck - mdrdy_cck; + + mt7603_cca_stats_reset(dev); + + min_signal = mt76_get_min_avg_rssi(&dev->mt76); + if (!min_signal) { + dev->sensitivity = 0; + dev->last_cca_adj = jiffies; + goto out; + } + + min_signal -= 15; + + false_cca = dev->false_cca_ofdm + dev->false_cca_cck; + if (false_cca > 600) { + if (!dev->sensitivity) + dev->sensitivity = -92; + else + dev->sensitivity += 2; + dev->last_cca_adj = jiffies; + } else if (false_cca < 100 || + time_after(jiffies, dev->last_cca_adj + 10 * HZ)) { + dev->last_cca_adj = jiffies; + if (!dev->sensitivity) + goto out; + + dev->sensitivity -= 2; + } + + if (dev->sensitivity && dev->sensitivity > min_signal) { + dev->sensitivity = min_signal; + dev->last_cca_adj = jiffies; + } + +out: + mt7603_adjust_sensitivity(dev); +} + +void mt7603_mac_work(struct work_struct *work) +{ + struct mt7603_dev *dev = container_of(work, struct mt7603_dev, + mac_work.work); + bool reset = false; + + mt76_tx_status_check(&dev->mt76, NULL, false); + + mutex_lock(&dev->mt76.mutex); + + dev->mac_work_count++; + mt7603_update_channel(&dev->mt76); + mt7603_edcca_check(dev); + + if (dev->mac_work_count == 10) + mt7603_false_cca_check(dev); + + if (mt7603_watchdog_check(dev, &dev->rx_pse_check, + RESET_CAUSE_RX_PSE_BUSY, + mt7603_rx_pse_busy) || + mt7603_watchdog_check(dev, &dev->beacon_check, + RESET_CAUSE_BEACON_STUCK, + NULL) || + mt7603_watchdog_check(dev, &dev->tx_hang_check, + RESET_CAUSE_TX_HANG, + mt7603_tx_hang) || + mt7603_watchdog_check(dev, &dev->tx_dma_check, + RESET_CAUSE_TX_BUSY, + mt7603_tx_dma_busy) || + mt7603_watchdog_check(dev, &dev->rx_dma_check, + RESET_CAUSE_RX_BUSY, + mt7603_rx_dma_busy) || + mt7603_watchdog_check(dev, &dev->mcu_hang, + RESET_CAUSE_MCU_HANG, + NULL) || + dev->reset_cause[RESET_CAUSE_RESET_FAILED]) { + dev->beacon_check = 0; + dev->tx_dma_check = 0; + dev->tx_hang_check = 0; + dev->rx_dma_check = 0; + dev->rx_pse_check = 0; + dev->mcu_hang = 0; + dev->rx_dma_idx = ~0; + memset(dev->tx_dma_idx, 0xff, sizeof(dev->tx_dma_idx)); + reset = true; + dev->mac_work_count = 0; + } + + if (dev->mac_work_count >= 10) + dev->mac_work_count = 0; + + mutex_unlock(&dev->mt76.mutex); + + if (reset) + mt7603_mac_watchdog_reset(dev); + + ieee80211_queue_delayed_work(mt76_hw(dev), &dev->mac_work, + msecs_to_jiffies(MT7603_WATCHDOG_TIME)); +} diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/mac.h b/drivers/net/wireless/mediatek/mt76/mt7603/mac.h new file mode 100644 index 000000000000..17e34ecf2bfb --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/mac.h @@ -0,0 +1,242 @@ +/* SPDX-License-Identifier: ISC */ + +#ifndef __MT7603_MAC_H +#define __MT7603_MAC_H + +#define MT_RXD0_LENGTH GENMASK(15, 0) +#define MT_RXD0_PKT_TYPE GENMASK(31, 29) + +#define MT_RXD0_NORMAL_ETH_TYPE_OFS GENMASK(22, 16) +#define MT_RXD0_NORMAL_IP_SUM BIT(23) +#define MT_RXD0_NORMAL_UDP_TCP_SUM BIT(24) +#define MT_RXD0_NORMAL_GROUP_1 BIT(25) +#define MT_RXD0_NORMAL_GROUP_2 BIT(26) +#define MT_RXD0_NORMAL_GROUP_3 BIT(27) +#define MT_RXD0_NORMAL_GROUP_4 BIT(28) + +enum rx_pkt_type { + PKT_TYPE_TXS = 0, + PKT_TYPE_TXRXV = 1, + PKT_TYPE_NORMAL = 2, + PKT_TYPE_RX_DUP_RFB = 3, + PKT_TYPE_RX_TMR = 4, + PKT_TYPE_RETRIEVE = 5, + PKT_TYPE_RX_EVENT = 7, +}; + +#define MT_RXD1_NORMAL_BSSID GENMASK(31, 26) +#define MT_RXD1_NORMAL_PAYLOAD_FORMAT GENMASK(25, 24) +#define MT_RXD1_NORMAL_HDR_TRANS BIT(23) +#define MT_RXD1_NORMAL_HDR_OFFSET BIT(22) +#define MT_RXD1_NORMAL_MAC_HDR_LEN GENMASK(21, 16) +#define MT_RXD1_NORMAL_CH_FREQ GENMASK(15, 8) +#define MT_RXD1_NORMAL_KEY_ID GENMASK(7, 6) +#define MT_RXD1_NORMAL_BEACON_UC BIT(5) +#define MT_RXD1_NORMAL_BEACON_MC BIT(4) +#define MT_RXD1_NORMAL_BCAST BIT(3) +#define MT_RXD1_NORMAL_MCAST BIT(2) +#define MT_RXD1_NORMAL_U2M BIT(1) +#define MT_RXD1_NORMAL_HTC_VLD BIT(0) + +#define MT_RXD2_NORMAL_NON_AMPDU BIT(31) +#define MT_RXD2_NORMAL_NON_AMPDU_SUB BIT(30) +#define MT_RXD2_NORMAL_NDATA BIT(29) +#define MT_RXD2_NORMAL_NULL_FRAME BIT(28) +#define MT_RXD2_NORMAL_FRAG BIT(27) +#define MT_RXD2_NORMAL_UDF_VALID BIT(26) +#define MT_RXD2_NORMAL_LLC_MIS BIT(25) +#define MT_RXD2_NORMAL_MAX_LEN_ERROR BIT(24) +#define MT_RXD2_NORMAL_AMSDU_ERR BIT(23) +#define MT_RXD2_NORMAL_LEN_MISMATCH BIT(22) +#define MT_RXD2_NORMAL_TKIP_MIC_ERR BIT(21) +#define MT_RXD2_NORMAL_ICV_ERR BIT(20) +#define MT_RXD2_NORMAL_CLM BIT(19) +#define MT_RXD2_NORMAL_CM BIT(18) +#define MT_RXD2_NORMAL_FCS_ERR BIT(17) +#define MT_RXD2_NORMAL_SW_BIT BIT(16) +#define MT_RXD2_NORMAL_SEC_MODE GENMASK(15, 12) +#define MT_RXD2_NORMAL_TID GENMASK(11, 8) +#define MT_RXD2_NORMAL_WLAN_IDX GENMASK(7, 0) + +#define MT_RXD3_NORMAL_PF_STS GENMASK(31, 30) +#define MT_RXD3_NORMAL_PF_MODE BIT(29) +#define MT_RXD3_NORMAL_CLS_BITMAP GENMASK(28, 19) +#define MT_RXD3_NORMAL_WOL GENMASK(18, 14) +#define MT_RXD3_NORMAL_MAGIC_PKT BIT(13) +#define MT_RXD3_NORMAL_OFLD GENMASK(12, 11) +#define MT_RXD3_NORMAL_CLS BIT(10) +#define MT_RXD3_NORMAL_PATTERN_DROP BIT(9) +#define MT_RXD3_NORMAL_TSF_COMPARE_LOSS BIT(8) +#define MT_RXD3_NORMAL_RXV_SEQ GENMASK(7, 0) + +#define MT_RXV1_VHTA1_B5_B4 GENMASK(31, 30) +#define MT_RXV1_VHTA2_B8_B1 GENMASK(29, 22) +#define MT_RXV1_HT_NO_SOUND BIT(21) +#define MT_RXV1_HT_SMOOTH BIT(20) +#define MT_RXV1_HT_SHORT_GI BIT(19) +#define MT_RXV1_HT_AGGR BIT(18) +#define MT_RXV1_VHTA1_B22 BIT(17) +#define MT_RXV1_FRAME_MODE GENMASK(16, 15) +#define MT_RXV1_TX_MODE GENMASK(14, 12) +#define MT_RXV1_HT_EXT_LTF GENMASK(11, 10) +#define MT_RXV1_HT_AD_CODE BIT(9) +#define MT_RXV1_HT_STBC GENMASK(8, 7) +#define MT_RXV1_TX_RATE GENMASK(6, 0) + +#define MT_RXV2_VHTA1_B16_B6 GENMASK(31, 21) +#define MT_RXV2_LENGTH GENMASK(20, 0) + +#define MT_RXV3_F_AGC1_CAL_GAIN GENMASK(31, 29) +#define MT_RXV3_F_AGC1_EQ_CAL BIT(28) +#define MT_RXV3_RCPI1 GENMASK(27, 20) +#define MT_RXV3_F_AGC0_CAL_GAIN GENMASK(19, 17) +#define MT_RXV3_F_AGC0_EQ_CAL BIT(16) +#define MT_RXV3_RCPI0 GENMASK(15, 8) +#define MT_RXV3_SEL_ANT BIT(7) +#define MT_RXV3_ACI_DET_X BIT(6) +#define MT_RXV3_OFDM_FREQ_TRANS_DETECT BIT(5) +#define MT_RXV3_VHTA1_B21_B17 GENMASK(4, 0) + +#define MT_RXV4_F_AGC_CAL_GAIN GENMASK(31, 29) +#define MT_RXV4_F_AGC2_EQ_CAL BIT(28) +#define MT_RXV4_IB_RSSI1 GENMASK(27, 20) +#define MT_RXV4_F_AGC_LPF_GAIN_X GENMASK(19, 16) +#define MT_RXV4_WB_RSSI_X GENMASK(15, 8) +#define MT_RXV4_IB_RSSI0 GENMASK(7, 0) + +#define MT_RXV5_LTF_SNR0 GENMASK(31, 26) +#define MT_RXV5_LTF_PROC_TIME GENMASK(25, 19) +#define MT_RXV5_FOE GENMASK(18, 7) +#define MT_RXV5_C_AGC_SATE GENMASK(6, 4) +#define MT_RXV5_F_AGC_LNA_GAIN_0 GENMASK(3, 2) +#define MT_RXV5_F_AGC_LNA_GAIN_1 GENMASK(1, 0) + +#define MT_RXV6_C_AGC_STATE GENMASK(30, 28) +#define MT_RXV6_NS_TS_FIELD GENMASK(27, 25) +#define MT_RXV6_RX_VALID BIT(24) +#define MT_RXV6_NF2 GENMASK(23, 16) +#define MT_RXV6_NF1 GENMASK(15, 8) +#define MT_RXV6_NF0 GENMASK(7, 0) + +enum mt7603_tx_header_format { + MT_HDR_FORMAT_802_3, + MT_HDR_FORMAT_CMD, + MT_HDR_FORMAT_802_11, + MT_HDR_FORMAT_802_11_EXT, +}; + +#define MT_TXD_SIZE (8 * 4) + +#define MT_TXD0_P_IDX BIT(31) +#define MT_TXD0_Q_IDX GENMASK(30, 27) +#define MT_TXD0_UTXB BIT(26) +#define MT_TXD0_UNXV BIT(25) +#define MT_TXD0_UDP_TCP_SUM BIT(24) +#define MT_TXD0_IP_SUM BIT(23) +#define MT_TXD0_ETH_TYPE_OFFSET GENMASK(22, 16) +#define MT_TXD0_TX_BYTES GENMASK(15, 0) + +#define MT_TXD1_OWN_MAC GENMASK(31, 26) +#define MT_TXD1_PROTECTED BIT(23) +#define MT_TXD1_TID GENMASK(22, 20) +#define MT_TXD1_NO_ACK BIT(19) +#define MT_TXD1_HDR_PAD GENMASK(18, 16) +#define MT_TXD1_LONG_FORMAT BIT(15) +#define MT_TXD1_HDR_FORMAT GENMASK(14, 13) +#define MT_TXD1_HDR_INFO GENMASK(12, 8) +#define MT_TXD1_WLAN_IDX GENMASK(7, 0) + +#define MT_TXD2_FIX_RATE BIT(31) +#define MT_TXD2_TIMING_MEASURE BIT(30) +#define MT_TXD2_BA_DISABLE BIT(29) +#define MT_TXD2_POWER_OFFSET GENMASK(28, 24) +#define MT_TXD2_MAX_TX_TIME GENMASK(23, 16) +#define MT_TXD2_FRAG GENMASK(15, 14) +#define MT_TXD2_HTC_VLD BIT(13) +#define MT_TXD2_DURATION BIT(12) +#define MT_TXD2_BIP BIT(11) +#define MT_TXD2_MULTICAST BIT(10) +#define MT_TXD2_RTS BIT(9) +#define MT_TXD2_SOUNDING BIT(8) +#define MT_TXD2_NDPA BIT(7) +#define MT_TXD2_NDP BIT(6) +#define MT_TXD2_FRAME_TYPE GENMASK(5, 4) +#define MT_TXD2_SUB_TYPE GENMASK(3, 0) + +#define MT_TXD3_SN_VALID BIT(31) +#define MT_TXD3_PN_VALID BIT(30) +#define MT_TXD3_SEQ GENMASK(27, 16) +#define MT_TXD3_REM_TX_COUNT GENMASK(15, 11) +#define MT_TXD3_TX_COUNT GENMASK(10, 6) + +#define MT_TXD4_PN_LOW GENMASK(31, 0) + +#define MT_TXD5_PN_HIGH GENMASK(31, 16) +#define MT_TXD5_SW_POWER_MGMT BIT(13) +#define MT_TXD5_BA_SEQ_CTRL BIT(12) +#define MT_TXD5_DA_SELECT BIT(11) +#define MT_TXD5_TX_STATUS_HOST BIT(10) +#define MT_TXD5_TX_STATUS_MCU BIT(9) +#define MT_TXD5_TX_STATUS_FMT BIT(8) +#define MT_TXD5_PID GENMASK(7, 0) + +#define MT_TXD6_SGI BIT(31) +#define MT_TXD6_LDPC BIT(30) +#define MT_TXD6_TX_RATE GENMASK(29, 18) +#define MT_TXD6_I_TXBF BIT(17) +#define MT_TXD6_E_TXBF BIT(16) +#define MT_TXD6_DYN_BW BIT(15) +#define MT_TXD6_ANT_PRI GENMASK(14, 12) +#define MT_TXD6_SPE_EN BIT(11) +#define MT_TXD6_FIXED_BW BIT(10) +#define MT_TXD6_BW GENMASK(9, 8) +#define MT_TXD6_ANT_ID GENMASK(7, 2) +#define MT_TXD6_FIXED_RATE BIT(0) + +#define MT_TX_RATE_STBC BIT(11) +#define MT_TX_RATE_NSS GENMASK(10, 9) +#define MT_TX_RATE_MODE GENMASK(8, 6) +#define MT_TX_RATE_IDX GENMASK(5, 0) + +#define MT_TXS0_ANTENNA GENMASK(31, 26) +#define MT_TXS0_TID GENMASK(25, 22) +#define MT_TXS0_BA_ERROR BIT(22) +#define MT_TXS0_PS_FLAG BIT(21) +#define MT_TXS0_TXOP_TIMEOUT BIT(20) +#define MT_TXS0_BIP_ERROR BIT(19) + +#define MT_TXS0_QUEUE_TIMEOUT BIT(18) +#define MT_TXS0_RTS_TIMEOUT BIT(17) +#define MT_TXS0_ACK_TIMEOUT BIT(16) +#define MT_TXS0_ACK_ERROR_MASK GENMASK(18, 16) + +#define MT_TXS0_TX_STATUS_HOST BIT(15) +#define MT_TXS0_TX_STATUS_MCU BIT(14) +#define MT_TXS0_TXS_FORMAT BIT(13) +#define MT_TXS0_FIXED_RATE BIT(12) +#define MT_TXS0_TX_RATE GENMASK(11, 0) + +#define MT_TXS1_F0_TIMESTAMP GENMASK(31, 0) +#define MT_TXS1_F1_NOISE_2 GENMASK(23, 16) +#define MT_TXS1_F1_NOISE_1 GENMASK(15, 8) +#define MT_TXS1_F1_NOISE_0 GENMASK(7, 0) + +#define MT_TXS2_F0_FRONT_TIME GENMASK(24, 0) +#define MT_TXS2_F1_RCPI_2 GENMASK(23, 16) +#define MT_TXS2_F1_RCPI_1 GENMASK(15, 8) +#define MT_TXS2_F1_RCPI_0 GENMASK(7, 0) + +#define MT_TXS3_WCID GENMASK(31, 24) +#define MT_TXS3_RXV_SEQNO GENMASK(23, 16) +#define MT_TXS3_TX_DELAY GENMASK(15, 0) + +#define MT_TXS4_LAST_TX_RATE GENMASK(31, 29) +#define MT_TXS4_TX_COUNT GENMASK(28, 24) +#define MT_TXS4_AMPDU BIT(23) +#define MT_TXS4_ACKED_MPDU BIT(22) +#define MT_TXS4_PID GENMASK(21, 14) +#define MT_TXS4_BW GENMASK(13, 12) +#define MT_TXS4_F0_SEQNO GENMASK(11, 0) +#define MT_TXS4_F1_TSSI GENMASK(11, 0) + +#endif diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/main.c b/drivers/net/wireless/mediatek/mt76/mt7603/main.c new file mode 100644 index 000000000000..b10775ed92e6 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/main.c @@ -0,0 +1,709 @@ +/* SPDX-License-Identifier: ISC */ + +#include +#include +#include +#include +#include "mt7603.h" +#include "eeprom.h" + +static int +mt7603_start(struct ieee80211_hw *hw) +{ + struct mt7603_dev *dev = hw->priv; + + mt7603_mac_start(dev); + dev->survey_time = ktime_get_boottime(); + set_bit(MT76_STATE_RUNNING, &dev->mt76.state); + mt7603_mac_work(&dev->mac_work.work); + + return 0; +} + +static void +mt7603_stop(struct ieee80211_hw *hw) +{ + struct mt7603_dev *dev = hw->priv; + + clear_bit(MT76_STATE_RUNNING, &dev->mt76.state); + cancel_delayed_work_sync(&dev->mac_work); + mt7603_mac_stop(dev); +} + +static int +mt7603_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + struct mt7603_vif *mvif = (struct mt7603_vif *)vif->drv_priv; + struct mt7603_dev *dev = hw->priv; + struct mt76_txq *mtxq; + u8 bc_addr[ETH_ALEN]; + int idx; + int ret = 0; + + mutex_lock(&dev->mt76.mutex); + + mvif->idx = ffs(~dev->vif_mask) - 1; + if (mvif->idx >= MT7603_MAX_INTERFACES) { + ret = -ENOSPC; + goto out; + } + + mt76_wr(dev, MT_MAC_ADDR0(mvif->idx), + get_unaligned_le32(vif->addr)); + mt76_wr(dev, MT_MAC_ADDR1(mvif->idx), + (get_unaligned_le16(vif->addr + 4) | + MT_MAC_ADDR1_VALID)); + + if (vif->type == NL80211_IFTYPE_AP) { + mt76_wr(dev, MT_BSSID0(mvif->idx), + get_unaligned_le32(vif->addr)); + mt76_wr(dev, MT_BSSID1(mvif->idx), + (get_unaligned_le16(vif->addr + 4) | + MT_BSSID1_VALID)); + } + + idx = MT7603_WTBL_RESERVED - 1 - mvif->idx; + dev->vif_mask |= BIT(mvif->idx); + mvif->sta.wcid.idx = idx; + mvif->sta.wcid.hw_key_idx = -1; + + eth_broadcast_addr(bc_addr); + mt7603_wtbl_init(dev, idx, mvif->idx, bc_addr); + + mtxq = (struct mt76_txq *)vif->txq->drv_priv; + mtxq->wcid = &mvif->sta.wcid; + mt76_txq_init(&dev->mt76, vif->txq); + rcu_assign_pointer(dev->mt76.wcid[idx], &mvif->sta.wcid); + +out: + mutex_unlock(&dev->mt76.mutex); + + return ret; +} + +static void +mt7603_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + struct mt7603_vif *mvif = (struct mt7603_vif *)vif->drv_priv; + struct mt7603_dev *dev = hw->priv; + int idx = mvif->sta.wcid.idx; + + mt76_wr(dev, MT_MAC_ADDR0(mvif->idx), 0); + mt76_wr(dev, MT_MAC_ADDR1(mvif->idx), 0); + mt76_wr(dev, MT_BSSID0(mvif->idx), 0); + mt76_wr(dev, MT_BSSID1(mvif->idx), 0); + mt7603_beacon_set_timer(dev, mvif->idx, 0); + + rcu_assign_pointer(dev->mt76.wcid[idx], NULL); + mt76_txq_remove(&dev->mt76, vif->txq); + + mutex_lock(&dev->mt76.mutex); + dev->vif_mask &= ~BIT(mvif->idx); + mutex_unlock(&dev->mt76.mutex); +} + +static void +mt7603_init_edcca(struct mt7603_dev *dev) +{ + /* Set lower signal level to -65dBm */ + mt76_rmw_field(dev, MT_RXTD(8), MT_RXTD_8_LOWER_SIGNAL, 0x23); + + /* clear previous energy detect monitor results */ + mt76_rr(dev, MT_MIB_STAT_ED); + + if (dev->ed_monitor) + mt76_set(dev, MT_MIB_CTL, MT_MIB_CTL_ED_TIME); + else + mt76_clear(dev, MT_MIB_CTL, MT_MIB_CTL_ED_TIME); + + dev->ed_strict_mode = 0xff; + dev->ed_strong_signal = 0; + dev->ed_time = ktime_get_boottime(); + + mt7603_edcca_set_strict(dev, false); +} + +static int +mt7603_set_channel(struct mt7603_dev *dev, struct cfg80211_chan_def *def) +{ + u8 *rssi_data = (u8 *)dev->mt76.eeprom.data; + int idx, ret; + u8 bw = MT_BW_20; + bool failed = false; + + cancel_delayed_work_sync(&dev->mac_work); + + mutex_lock(&dev->mt76.mutex); + set_bit(MT76_RESET, &dev->mt76.state); + + mt76_set_channel(&dev->mt76); + mt7603_mac_stop(dev); + + if (def->width == NL80211_CHAN_WIDTH_40) + bw = MT_BW_40; + + dev->mt76.chandef = *def; + mt76_rmw_field(dev, MT_AGG_BWCR, MT_AGG_BWCR_BW, bw); + ret = mt7603_mcu_set_channel(dev); + if (ret) { + failed = true; + goto out; + } + + if (def->chan->band == NL80211_BAND_5GHZ) { + idx = 1; + rssi_data += MT_EE_RSSI_OFFSET_5G; + } else { + idx = 0; + rssi_data += MT_EE_RSSI_OFFSET_2G; + } + + memcpy(dev->rssi_offset, rssi_data, sizeof(dev->rssi_offset)); + + idx |= (def->chan - + mt76_hw(dev)->wiphy->bands[def->chan->band]->channels) << 1; + mt76_wr(dev, MT_WF_RMAC_CH_FREQ, idx); + mt7603_mac_set_timing(dev); + mt7603_mac_start(dev); + + clear_bit(MT76_RESET, &dev->mt76.state); + + mt76_txq_schedule_all(&dev->mt76); + + ieee80211_queue_delayed_work(mt76_hw(dev), &dev->mac_work, + MT7603_WATCHDOG_TIME); + + /* reset channel stats */ + mt76_clear(dev, MT_MIB_CTL, MT_MIB_CTL_READ_CLR_DIS); + mt76_set(dev, MT_MIB_CTL, + MT_MIB_CTL_CCA_NAV_TX | MT_MIB_CTL_PSCCA_TIME); + mt76_rr(dev, MT_MIB_STAT_PSCCA); + mt7603_cca_stats_reset(dev); + + dev->survey_time = ktime_get_boottime(); + + mt7603_init_edcca(dev); + +out: + mutex_unlock(&dev->mt76.mutex); + + if (failed) + mt7603_mac_work(&dev->mac_work.work); + + return ret; +} + +static int +mt7603_config(struct ieee80211_hw *hw, u32 changed) +{ + struct mt7603_dev *dev = hw->priv; + int ret = 0; + + if (changed & (IEEE80211_CONF_CHANGE_CHANNEL | + IEEE80211_CONF_CHANGE_POWER)) + ret = mt7603_set_channel(dev, &hw->conf.chandef); + + if (changed & IEEE80211_CONF_CHANGE_MONITOR) { + mutex_lock(&dev->mt76.mutex); + + if (!(hw->conf.flags & IEEE80211_CONF_MONITOR)) + dev->rxfilter |= MT_WF_RFCR_DROP_OTHER_UC; + else + dev->rxfilter &= ~MT_WF_RFCR_DROP_OTHER_UC; + + mt76_wr(dev, MT_WF_RFCR, dev->rxfilter); + + mutex_unlock(&dev->mt76.mutex); + } + + return ret; +} + +static void +mt7603_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags, + unsigned int *total_flags, u64 multicast) +{ + struct mt7603_dev *dev = hw->priv; + u32 flags = 0; + +#define MT76_FILTER(_flag, _hw) do { \ + flags |= *total_flags & FIF_##_flag; \ + dev->rxfilter &= ~(_hw); \ + dev->rxfilter |= !(flags & FIF_##_flag) * (_hw); \ + } while (0) + + dev->rxfilter &= ~(MT_WF_RFCR_DROP_OTHER_BSS | + MT_WF_RFCR_DROP_OTHER_BEACON | + MT_WF_RFCR_DROP_FRAME_REPORT | + MT_WF_RFCR_DROP_PROBEREQ | + MT_WF_RFCR_DROP_MCAST_FILTERED | + MT_WF_RFCR_DROP_MCAST | + MT_WF_RFCR_DROP_BCAST | + MT_WF_RFCR_DROP_DUPLICATE | + MT_WF_RFCR_DROP_A2_BSSID | + MT_WF_RFCR_DROP_UNWANTED_CTL | + MT_WF_RFCR_DROP_STBC_MULTI); + + MT76_FILTER(OTHER_BSS, MT_WF_RFCR_DROP_OTHER_TIM | + MT_WF_RFCR_DROP_A3_MAC | + MT_WF_RFCR_DROP_A3_BSSID); + + MT76_FILTER(FCSFAIL, MT_WF_RFCR_DROP_FCSFAIL); + + MT76_FILTER(CONTROL, MT_WF_RFCR_DROP_CTS | + MT_WF_RFCR_DROP_RTS | + MT_WF_RFCR_DROP_CTL_RSV | + MT_WF_RFCR_DROP_NDPA); + + *total_flags = flags; + mt76_wr(dev, MT_WF_RFCR, dev->rxfilter); +} + +static void +mt7603_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_bss_conf *info, u32 changed) +{ + struct mt7603_dev *dev = hw->priv; + struct mt7603_vif *mvif = (struct mt7603_vif *)vif->drv_priv; + + mutex_lock(&dev->mt76.mutex); + + if (changed & (BSS_CHANGED_ASSOC | BSS_CHANGED_BSSID)) { + if (info->assoc || info->ibss_joined) { + mt76_wr(dev, MT_BSSID0(mvif->idx), + get_unaligned_le32(info->bssid)); + mt76_wr(dev, MT_BSSID1(mvif->idx), + (get_unaligned_le16(info->bssid + 4) | + MT_BSSID1_VALID)); + } else { + mt76_wr(dev, MT_BSSID0(mvif->idx), 0); + mt76_wr(dev, MT_BSSID1(mvif->idx), 0); + } + } + + if (changed & BSS_CHANGED_ERP_SLOT) { + int slottime = info->use_short_slot ? 9 : 20; + + if (slottime != dev->slottime) { + dev->slottime = slottime; + mt7603_mac_set_timing(dev); + } + } + + if (changed & (BSS_CHANGED_BEACON_ENABLED | BSS_CHANGED_BEACON_INT)) { + int beacon_int = !!info->enable_beacon * info->beacon_int; + + tasklet_disable(&dev->pre_tbtt_tasklet); + mt7603_beacon_set_timer(dev, mvif->idx, beacon_int); + tasklet_enable(&dev->pre_tbtt_tasklet); + } + + mutex_unlock(&dev->mt76.mutex); +} + +int +mt7603_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt7603_dev *dev = container_of(mdev, struct mt7603_dev, mt76); + struct mt7603_sta *msta = (struct mt7603_sta *)sta->drv_priv; + struct mt7603_vif *mvif = (struct mt7603_vif *)vif->drv_priv; + int idx; + int ret = 0; + + idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7603_WTBL_STA - 1); + if (idx < 0) + return -ENOSPC; + + __skb_queue_head_init(&msta->psq); + msta->ps = ~0; + msta->smps = ~0; + msta->wcid.sta = 1; + msta->wcid.idx = idx; + mt7603_wtbl_init(dev, idx, mvif->idx, sta->addr); + mt7603_wtbl_set_ps(dev, msta, false); + + if (vif->type == NL80211_IFTYPE_AP) + set_bit(MT_WCID_FLAG_CHECK_PS, &msta->wcid.flags); + + return ret; +} + +void +mt7603_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt7603_dev *dev = container_of(mdev, struct mt7603_dev, mt76); + + mt7603_wtbl_update_cap(dev, sta); +} + +void +mt7603_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt7603_dev *dev = container_of(mdev, struct mt7603_dev, mt76); + struct mt7603_sta *msta = (struct mt7603_sta *)sta->drv_priv; + struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv; + + spin_lock_bh(&dev->ps_lock); + __skb_queue_purge(&msta->psq); + mt7603_filter_tx(dev, wcid->idx, true); + spin_unlock_bh(&dev->ps_lock); + + mt7603_wtbl_clear(dev, wcid->idx); +} + +static void +mt7603_ps_tx_list(struct mt7603_dev *dev, struct sk_buff_head *list) +{ + struct sk_buff *skb; + + while ((skb = __skb_dequeue(list)) != NULL) + mt76_tx_queue_skb_raw(dev, skb_get_queue_mapping(skb), + skb, 0); +} + +void +mt7603_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps) +{ + struct mt7603_dev *dev = container_of(mdev, struct mt7603_dev, mt76); + struct mt7603_sta *msta = (struct mt7603_sta *)sta->drv_priv; + struct sk_buff_head list; + + mt76_stop_tx_queues(&dev->mt76, sta, false); + mt7603_wtbl_set_ps(dev, msta, ps); + if (ps) + return; + + __skb_queue_head_init(&list); + + spin_lock_bh(&dev->ps_lock); + skb_queue_splice_tail_init(&msta->psq, &list); + spin_unlock_bh(&dev->ps_lock); + + mt7603_ps_tx_list(dev, &list); +} + +static void +mt7603_release_buffered_frames(struct ieee80211_hw *hw, + struct ieee80211_sta *sta, + u16 tids, int nframes, + enum ieee80211_frame_release_type reason, + bool more_data) +{ + struct mt7603_dev *dev = hw->priv; + struct mt7603_sta *msta = (struct mt7603_sta *)sta->drv_priv; + struct sk_buff_head list; + struct sk_buff *skb, *tmp; + + __skb_queue_head_init(&list); + + spin_lock_bh(&dev->ps_lock); + skb_queue_walk_safe(&msta->psq, skb, tmp) { + if (!nframes) + break; + + if (!(tids & BIT(skb->priority))) + continue; + + skb_set_queue_mapping(skb, MT_TXQ_PSD); + __skb_unlink(skb, &msta->psq); + __skb_queue_tail(&list, skb); + nframes--; + } + spin_unlock_bh(&dev->ps_lock); + + mt7603_ps_tx_list(dev, &list); + + if (nframes) + mt76_release_buffered_frames(hw, sta, tids, nframes, reason, + more_data); +} + +static int +mt7603_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, + struct ieee80211_vif *vif, struct ieee80211_sta *sta, + struct ieee80211_key_conf *key) +{ + struct mt7603_dev *dev = hw->priv; + struct mt7603_vif *mvif = (struct mt7603_vif *)vif->drv_priv; + struct mt7603_sta *msta = sta ? (struct mt7603_sta *)sta->drv_priv : + &mvif->sta; + struct mt76_wcid *wcid = &msta->wcid; + int idx = key->keyidx; + + /* fall back to sw encryption for unsupported ciphers */ + switch (key->cipher) { + case WLAN_CIPHER_SUITE_TKIP: + case WLAN_CIPHER_SUITE_CCMP: + break; + default: + return -EOPNOTSUPP; + } + + /* + * The hardware does not support per-STA RX GTK, fall back + * to software mode for these. + */ + if ((vif->type == NL80211_IFTYPE_ADHOC || + vif->type == NL80211_IFTYPE_MESH_POINT) && + (key->cipher == WLAN_CIPHER_SUITE_TKIP || + key->cipher == WLAN_CIPHER_SUITE_CCMP) && + !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) + return -EOPNOTSUPP; + + if (cmd == SET_KEY) { + key->hw_key_idx = wcid->idx; + wcid->hw_key_idx = idx; + } else { + if (idx == wcid->hw_key_idx) + wcid->hw_key_idx = -1; + + key = NULL; + } + mt76_wcid_key_setup(&dev->mt76, wcid, key); + + return mt7603_wtbl_set_key(dev, wcid->idx, key); +} + +static int +mt7603_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 queue, + const struct ieee80211_tx_queue_params *params) +{ + struct mt7603_dev *dev = hw->priv; + u16 cw_min = (1 << 5) - 1; + u16 cw_max = (1 << 10) - 1; + u32 val; + + queue = dev->mt76.q_tx[queue].hw_idx; + + if (params->cw_min) + cw_min = params->cw_min; + if (params->cw_max) + cw_max = params->cw_max; + + mutex_lock(&dev->mt76.mutex); + mt7603_mac_stop(dev); + + val = mt76_rr(dev, MT_WMM_TXOP(queue)); + val &= ~(MT_WMM_TXOP_MASK << MT_WMM_TXOP_SHIFT(queue)); + val |= params->txop << MT_WMM_TXOP_SHIFT(queue); + mt76_wr(dev, MT_WMM_TXOP(queue), val); + + val = mt76_rr(dev, MT_WMM_AIFSN); + val &= ~(MT_WMM_AIFSN_MASK << MT_WMM_AIFSN_SHIFT(queue)); + val |= params->aifs << MT_WMM_AIFSN_SHIFT(queue); + mt76_wr(dev, MT_WMM_AIFSN, val); + + val = mt76_rr(dev, MT_WMM_CWMIN); + val &= ~(MT_WMM_CWMIN_MASK << MT_WMM_CWMIN_SHIFT(queue)); + val |= cw_min << MT_WMM_CWMIN_SHIFT(queue); + mt76_wr(dev, MT_WMM_CWMIN, val); + + val = mt76_rr(dev, MT_WMM_CWMAX(queue)); + val &= ~(MT_WMM_CWMAX_MASK << MT_WMM_CWMAX_SHIFT(queue)); + val |= cw_max << MT_WMM_CWMAX_SHIFT(queue); + mt76_wr(dev, MT_WMM_CWMAX(queue), val); + + mt7603_mac_start(dev); + mutex_unlock(&dev->mt76.mutex); + + return 0; +} + +static void +mt7603_sw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + const u8 *mac) +{ + struct mt7603_dev *dev = hw->priv; + + set_bit(MT76_SCANNING, &dev->mt76.state); + mt7603_beacon_set_timer(dev, -1, 0); +} + +static void +mt7603_sw_scan_complete(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + struct mt7603_dev *dev = hw->priv; + + clear_bit(MT76_SCANNING, &dev->mt76.state); + mt7603_beacon_set_timer(dev, -1, dev->beacon_int); +} + +static void +mt7603_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop) +{ +} + +static int +mt7603_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_ampdu_params *params) +{ + enum ieee80211_ampdu_mlme_action action = params->action; + struct mt7603_dev *dev = hw->priv; + struct ieee80211_sta *sta = params->sta; + struct ieee80211_txq *txq = sta->txq[params->tid]; + struct mt7603_sta *msta = (struct mt7603_sta *)sta->drv_priv; + u16 tid = params->tid; + u16 *ssn = ¶ms->ssn; + u8 ba_size = params->buf_size; + struct mt76_txq *mtxq; + + if (!txq) + return -EINVAL; + + mtxq = (struct mt76_txq *)txq->drv_priv; + + switch (action) { + case IEEE80211_AMPDU_RX_START: + mt76_rx_aggr_start(&dev->mt76, &msta->wcid, tid, *ssn, + params->buf_size); + mt7603_mac_rx_ba_reset(dev, sta->addr, tid); + break; + case IEEE80211_AMPDU_RX_STOP: + mt76_rx_aggr_stop(&dev->mt76, &msta->wcid, tid); + break; + case IEEE80211_AMPDU_TX_OPERATIONAL: + mtxq->aggr = true; + mtxq->send_bar = false; + mt7603_mac_tx_ba_reset(dev, msta->wcid.idx, tid, *ssn, ba_size); + break; + case IEEE80211_AMPDU_TX_STOP_FLUSH: + case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: + mtxq->aggr = false; + ieee80211_send_bar(vif, sta->addr, tid, mtxq->agg_ssn); + mt7603_mac_tx_ba_reset(dev, msta->wcid.idx, tid, *ssn, -1); + break; + case IEEE80211_AMPDU_TX_START: + mtxq->agg_ssn = *ssn << 4; + ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); + break; + case IEEE80211_AMPDU_TX_STOP_CONT: + mtxq->aggr = false; + mt7603_mac_tx_ba_reset(dev, msta->wcid.idx, tid, *ssn, -1); + ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); + break; + } + + return 0; +} + +static void +mt7603_sta_rate_tbl_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt7603_dev *dev = hw->priv; + struct mt7603_sta *msta = (struct mt7603_sta *)sta->drv_priv; + struct ieee80211_sta_rates *sta_rates = rcu_dereference(sta->rates); + int i; + + spin_lock_bh(&dev->mt76.lock); + for (i = 0; i < ARRAY_SIZE(msta->rates); i++) { + msta->rates[i].idx = sta_rates->rate[i].idx; + msta->rates[i].count = sta_rates->rate[i].count; + msta->rates[i].flags = sta_rates->rate[i].flags; + + if (msta->rates[i].idx < 0 || !msta->rates[i].count) + break; + } + msta->n_rates = i; + mt7603_wtbl_set_rates(dev, msta, NULL, msta->rates); + msta->rate_probe = false; + mt7603_wtbl_set_smps(dev, msta, + sta->smps_mode == IEEE80211_SMPS_DYNAMIC); + spin_unlock_bh(&dev->mt76.lock); +} + +static void +mt7603_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class) +{ + struct mt7603_dev *dev = hw->priv; + + dev->coverage_class = coverage_class; + mt7603_mac_set_timing(dev); +} + +static void mt7603_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control, + struct sk_buff *skb) +{ + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct ieee80211_vif *vif = info->control.vif; + struct mt7603_dev *dev = hw->priv; + struct mt76_wcid *wcid = &dev->global_sta.wcid; + + if (control->sta) { + struct mt7603_sta *msta; + + msta = (struct mt7603_sta *)control->sta->drv_priv; + wcid = &msta->wcid; + } else if (vif) { + struct mt7603_vif *mvif; + + mvif = (struct mt7603_vif *)vif->drv_priv; + wcid = &mvif->sta.wcid; + } + + mt76_tx(&dev->mt76, control->sta, wcid, skb); +} + +static int +mt7603_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, bool set) +{ + return 0; +} + +const struct ieee80211_ops mt7603_ops = { + .tx = mt7603_tx, + .start = mt7603_start, + .stop = mt7603_stop, + .add_interface = mt7603_add_interface, + .remove_interface = mt7603_remove_interface, + .config = mt7603_config, + .configure_filter = mt7603_configure_filter, + .bss_info_changed = mt7603_bss_info_changed, + .sta_state = mt76_sta_state, + .set_key = mt7603_set_key, + .conf_tx = mt7603_conf_tx, + .sw_scan_start = mt7603_sw_scan, + .sw_scan_complete = mt7603_sw_scan_complete, + .flush = mt7603_flush, + .ampdu_action = mt7603_ampdu_action, + .get_txpower = mt76_get_txpower, + .wake_tx_queue = mt76_wake_tx_queue, + .sta_rate_tbl_update = mt7603_sta_rate_tbl_update, + .release_buffered_frames = mt7603_release_buffered_frames, + .set_coverage_class = mt7603_set_coverage_class, + .set_tim = mt7603_set_tim, + .get_survey = mt76_get_survey, +}; + +MODULE_LICENSE("Dual BSD/GPL"); + +static int __init mt7603_init(void) +{ + int ret; + + ret = platform_driver_register(&mt76_wmac_driver); + if (ret) + return ret; + +#ifdef CONFIG_PCI + ret = pci_register_driver(&mt7603_pci_driver); + if (ret) + platform_driver_unregister(&mt76_wmac_driver); +#endif + return ret; +} + +static void __exit mt7603_exit(void) +{ +#ifdef CONFIG_PCI + pci_unregister_driver(&mt7603_pci_driver); +#endif + platform_driver_unregister(&mt76_wmac_driver); +} + +module_init(mt7603_init); +module_exit(mt7603_exit); diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7603/mcu.c new file mode 100644 index 000000000000..4b0713f1fd5e --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/mcu.c @@ -0,0 +1,483 @@ +/* SPDX-License-Identifier: ISC */ + +#include +#include "mt7603.h" +#include "mcu.h" +#include "eeprom.h" + +#define MCU_SKB_RESERVE 8 + +struct mt7603_fw_trailer { + char fw_ver[10]; + char build_date[15]; + __le32 dl_len; +} __packed; + +static int +__mt7603_mcu_msg_send(struct mt7603_dev *dev, struct sk_buff *skb, int cmd, + int query, int *wait_seq) +{ + int hdrlen = dev->mcu_running ? sizeof(struct mt7603_mcu_txd) : 12; + struct mt76_dev *mdev = &dev->mt76; + struct mt7603_mcu_txd *txd; + u8 seq; + + if (!skb) + return -EINVAL; + + seq = ++mdev->mmio.mcu.msg_seq & 0xf; + if (!seq) + seq = ++mdev->mmio.mcu.msg_seq & 0xf; + + txd = (struct mt7603_mcu_txd *)skb_push(skb, hdrlen); + memset(txd, 0, hdrlen); + + txd->len = cpu_to_le16(skb->len); + if (cmd == -MCU_CMD_FW_SCATTER) + txd->pq_id = cpu_to_le16(MCU_PORT_QUEUE_FW); + else + txd->pq_id = cpu_to_le16(MCU_PORT_QUEUE); + txd->pkt_type = MCU_PKT_ID; + txd->seq = seq; + + if (cmd < 0) { + txd->cid = -cmd; + } else { + txd->cid = MCU_CMD_EXT_CID; + txd->ext_cid = cmd; + if (query != MCU_Q_NA) + txd->ext_cid_ack = 1; + } + + txd->set_query = query; + + if (wait_seq) + *wait_seq = seq; + + return mt76_tx_queue_skb_raw(dev, MT_TXQ_MCU, skb, 0); +} + +static int +mt7603_mcu_msg_send(struct mt7603_dev *dev, struct sk_buff *skb, int cmd, + int query) +{ + struct mt76_dev *mdev = &dev->mt76; + unsigned long expires = jiffies + 3 * HZ; + struct mt7603_mcu_rxd *rxd; + int ret, seq; + + mutex_lock(&mdev->mmio.mcu.mutex); + + ret = __mt7603_mcu_msg_send(dev, skb, cmd, query, &seq); + if (ret) + goto out; + + while (1) { + bool check_seq = false; + + skb = mt76_mcu_get_response(&dev->mt76, expires); + if (!skb) { + dev_err(mdev->dev, + "MCU message %d (seq %d) timed out\n", + cmd, seq); + dev->mcu_hang = MT7603_WATCHDOG_TIMEOUT; + ret = -ETIMEDOUT; + break; + } + + rxd = (struct mt7603_mcu_rxd *)skb->data; + if (seq == rxd->seq) + check_seq = true; + + dev_kfree_skb(skb); + + if (check_seq) + break; + } + +out: + mutex_unlock(&mdev->mmio.mcu.mutex); + + return ret; +} + +static int +mt7603_mcu_init_download(struct mt7603_dev *dev, u32 addr, u32 len) +{ + struct { + __le32 addr; + __le32 len; + __le32 mode; + } req = { + .addr = cpu_to_le32(addr), + .len = cpu_to_le32(len), + .mode = cpu_to_le32(BIT(31)), + }; + struct sk_buff *skb = mt7603_mcu_msg_alloc(&req, sizeof(req)); + + return mt7603_mcu_msg_send(dev, skb, -MCU_CMD_TARGET_ADDRESS_LEN_REQ, + MCU_Q_NA); +} + +static int +mt7603_mcu_send_firmware(struct mt7603_dev *dev, const void *data, int len) +{ + struct sk_buff *skb; + int ret = 0; + + while (len > 0) { + int cur_len = min_t(int, 4096 - sizeof(struct mt7603_mcu_txd), + len); + + skb = mt7603_mcu_msg_alloc(data, cur_len); + if (!skb) + return -ENOMEM; + + ret = __mt7603_mcu_msg_send(dev, skb, -MCU_CMD_FW_SCATTER, + MCU_Q_NA, NULL); + if (ret) + break; + + data += cur_len; + len -= cur_len; + } + + return ret; +} + +static int +mt7603_mcu_start_firmware(struct mt7603_dev *dev, u32 addr) +{ + struct { + __le32 override; + __le32 addr; + } req = { + .override = cpu_to_le32(addr ? 1 : 0), + .addr = cpu_to_le32(addr), + }; + struct sk_buff *skb = mt7603_mcu_msg_alloc(&req, sizeof(req)); + + return mt7603_mcu_msg_send(dev, skb, -MCU_CMD_FW_START_REQ, + MCU_Q_NA); +} + +static int +mt7603_mcu_restart(struct mt7603_dev *dev) +{ + struct sk_buff *skb = mt7603_mcu_msg_alloc(NULL, 0); + + return mt7603_mcu_msg_send(dev, skb, -MCU_CMD_RESTART_DL_REQ, + MCU_Q_NA); +} + +static int +mt7603_load_firmware(struct mt7603_dev *dev) +{ + const struct firmware *fw; + const struct mt7603_fw_trailer *hdr; + const char *firmware; + int dl_len; + u32 addr, val; + int ret; + + if (is_mt7628(dev)) { + if (mt76xx_rev(dev) == MT7628_REV_E1) + firmware = MT7628_FIRMWARE_E1; + else + firmware = MT7628_FIRMWARE_E2; + } else { + if (mt76xx_rev(dev) < MT7603_REV_E2) + firmware = MT7603_FIRMWARE_E1; + else + firmware = MT7603_FIRMWARE_E2; + } + + ret = request_firmware(&fw, firmware, dev->mt76.dev); + if (ret) + return ret; + + if (!fw || !fw->data || fw->size < sizeof(*hdr)) { + dev_err(dev->mt76.dev, "Invalid firmware\n"); + ret = -EINVAL; + goto out; + } + + hdr = (const struct mt7603_fw_trailer *)(fw->data + fw->size - + sizeof(*hdr)); + + dev_info(dev->mt76.dev, "Firmware Version: %.10s\n", hdr->fw_ver); + dev_info(dev->mt76.dev, "Build Time: %.15s\n", hdr->build_date); + + addr = mt7603_reg_map(dev, 0x50012498); + mt76_wr(dev, addr, 0x5); + mt76_wr(dev, addr, 0x5); + udelay(1); + + /* switch to bypass mode */ + mt76_rmw(dev, MT_SCH_4, MT_SCH_4_FORCE_QID, + MT_SCH_4_BYPASS | FIELD_PREP(MT_SCH_4_FORCE_QID, 5)); + + val = mt76_rr(dev, MT_TOP_MISC2); + if (val & BIT(1)) { + dev_info(dev->mt76.dev, "Firmware already running...\n"); + goto running; + } + + if (!mt76_poll_msec(dev, MT_TOP_MISC2, BIT(0) | BIT(1), BIT(0), 500)) { + dev_err(dev->mt76.dev, "Timeout waiting for ROM code to become ready\n"); + ret = -EIO; + goto out; + } + + dl_len = le32_to_cpu(hdr->dl_len) + 4; + ret = mt7603_mcu_init_download(dev, MCU_FIRMWARE_ADDRESS, dl_len); + if (ret) { + dev_err(dev->mt76.dev, "Download request failed\n"); + goto out; + } + + ret = mt7603_mcu_send_firmware(dev, fw->data, dl_len); + if (ret) { + dev_err(dev->mt76.dev, "Failed to send firmware to device\n"); + goto out; + } + + ret = mt7603_mcu_start_firmware(dev, MCU_FIRMWARE_ADDRESS); + if (ret) { + dev_err(dev->mt76.dev, "Failed to start firmware\n"); + goto out; + } + + if (!mt76_poll_msec(dev, MT_TOP_MISC2, BIT(1), BIT(1), 500)) { + dev_err(dev->mt76.dev, "Timeout waiting for firmware to initialize\n"); + ret = -EIO; + goto out; + } + +running: + mt76_clear(dev, MT_SCH_4, MT_SCH_4_FORCE_QID | MT_SCH_4_BYPASS); + + mt76_set(dev, MT_SCH_4, BIT(8)); + mt76_clear(dev, MT_SCH_4, BIT(8)); + + dev->mcu_running = true; + dev_info(dev->mt76.dev, "firmware init done\n"); + +out: + release_firmware(fw); + + return ret; +} + +int mt7603_mcu_init(struct mt7603_dev *dev) +{ + mutex_init(&dev->mt76.mmio.mcu.mutex); + + return mt7603_load_firmware(dev); +} + +void mt7603_mcu_exit(struct mt7603_dev *dev) +{ + mt7603_mcu_restart(dev); + skb_queue_purge(&dev->mt76.mmio.mcu.res_q); +} + +int mt7603_mcu_set_eeprom(struct mt7603_dev *dev) +{ + static const u16 req_fields[] = { +#define WORD(_start) \ + _start, \ + _start + 1 +#define GROUP_2G(_start) \ + WORD(_start), \ + WORD(_start + 2), \ + WORD(_start + 4) + + MT_EE_NIC_CONF_0 + 1, + WORD(MT_EE_NIC_CONF_1), + MT_EE_WIFI_RF_SETTING, + MT_EE_TX_POWER_DELTA_BW40, + MT_EE_TX_POWER_DELTA_BW80 + 1, + MT_EE_TX_POWER_EXT_PA_5G, + MT_EE_TEMP_SENSOR_CAL, + GROUP_2G(MT_EE_TX_POWER_0_START_2G), + GROUP_2G(MT_EE_TX_POWER_1_START_2G), + WORD(MT_EE_TX_POWER_CCK), + WORD(MT_EE_TX_POWER_OFDM_2G_6M), + WORD(MT_EE_TX_POWER_OFDM_2G_24M), + WORD(MT_EE_TX_POWER_OFDM_2G_54M), + WORD(MT_EE_TX_POWER_HT_BPSK_QPSK), + WORD(MT_EE_TX_POWER_HT_16_64_QAM), + WORD(MT_EE_TX_POWER_HT_64_QAM), + MT_EE_ELAN_RX_MODE_GAIN, + MT_EE_ELAN_RX_MODE_NF, + MT_EE_ELAN_RX_MODE_P1DB, + MT_EE_ELAN_BYPASS_MODE_GAIN, + MT_EE_ELAN_BYPASS_MODE_NF, + MT_EE_ELAN_BYPASS_MODE_P1DB, + WORD(MT_EE_STEP_NUM_NEG_6_7), + WORD(MT_EE_STEP_NUM_NEG_4_5), + WORD(MT_EE_STEP_NUM_NEG_2_3), + WORD(MT_EE_STEP_NUM_NEG_0_1), + WORD(MT_EE_REF_STEP_24G), + WORD(MT_EE_STEP_NUM_PLUS_1_2), + WORD(MT_EE_STEP_NUM_PLUS_3_4), + WORD(MT_EE_STEP_NUM_PLUS_5_6), + MT_EE_STEP_NUM_PLUS_7, + MT_EE_XTAL_FREQ_OFFSET, + MT_EE_XTAL_TRIM_2_COMP, + MT_EE_XTAL_TRIM_3_COMP, + MT_EE_XTAL_WF_RFCAL, + + /* unknown fields below */ + WORD(0x24), + 0x34, + 0x39, + 0x3b, + WORD(0x42), + WORD(0x9e), + 0xf2, + WORD(0xf8), + 0xfa, + 0x12e, + WORD(0x130), WORD(0x132), WORD(0x134), WORD(0x136), + WORD(0x138), WORD(0x13a), WORD(0x13c), WORD(0x13e), + +#undef GROUP_2G +#undef WORD + + }; + struct req_data { + u16 addr; + u8 val; + u8 pad; + } __packed; + struct { + u8 buffer_mode; + u8 len; + u8 pad[2]; + } req_hdr = { + .buffer_mode = 1, + .len = ARRAY_SIZE(req_fields) - 1, + }; + struct sk_buff *skb; + struct req_data *data; + const int size = 0xff * sizeof(struct req_data); + u8 *eep = (u8 *)dev->mt76.eeprom.data; + int i; + + BUILD_BUG_ON(ARRAY_SIZE(req_fields) * sizeof(*data) > size); + + skb = mt7603_mcu_msg_alloc(NULL, size + sizeof(req_hdr)); + memcpy(skb_put(skb, sizeof(req_hdr)), &req_hdr, sizeof(req_hdr)); + data = (struct req_data *)skb_put(skb, size); + memset(data, 0, size); + + for (i = 0; i < ARRAY_SIZE(req_fields); i++) { + data[i].addr = cpu_to_le16(req_fields[i]); + data[i].val = eep[req_fields[i]]; + data[i].pad = 0; + } + + return mt7603_mcu_msg_send(dev, skb, MCU_EXT_CMD_EFUSE_BUFFER_MODE, + MCU_Q_SET); +} + +static int mt7603_mcu_set_tx_power(struct mt7603_dev *dev) +{ + struct { + u8 center_channel; + u8 tssi; + u8 temp_comp; + u8 target_power[2]; + u8 rate_power_delta[14]; + u8 bw_power_delta; + u8 ch_power_delta[6]; + u8 temp_comp_power[17]; + u8 reserved; + } req = { + .center_channel = dev->mt76.chandef.chan->hw_value, +#define EEP_VAL(n) ((u8 *)dev->mt76.eeprom.data)[n] + .tssi = EEP_VAL(MT_EE_NIC_CONF_1 + 1), + .temp_comp = EEP_VAL(MT_EE_NIC_CONF_1), + .target_power = { + EEP_VAL(MT_EE_TX_POWER_0_START_2G + 2), + EEP_VAL(MT_EE_TX_POWER_1_START_2G + 2) + }, + .bw_power_delta = EEP_VAL(MT_EE_TX_POWER_DELTA_BW40), + .ch_power_delta = { + EEP_VAL(MT_EE_TX_POWER_0_START_2G + 3), + EEP_VAL(MT_EE_TX_POWER_0_START_2G + 4), + EEP_VAL(MT_EE_TX_POWER_0_START_2G + 5), + EEP_VAL(MT_EE_TX_POWER_1_START_2G + 3), + EEP_VAL(MT_EE_TX_POWER_1_START_2G + 4), + EEP_VAL(MT_EE_TX_POWER_1_START_2G + 5) + }, +#undef EEP_VAL + }; + struct sk_buff *skb; + u8 *eep = (u8 *)dev->mt76.eeprom.data; + + memcpy(req.rate_power_delta, eep + MT_EE_TX_POWER_CCK, + sizeof(req.rate_power_delta)); + + memcpy(req.temp_comp_power, eep + MT_EE_STEP_NUM_NEG_6_7, + sizeof(req.temp_comp_power)); + + skb = mt7603_mcu_msg_alloc(&req, sizeof(req)); + return mt7603_mcu_msg_send(dev, skb, MCU_EXT_CMD_SET_TX_POWER_CTRL, + MCU_Q_SET); +} + +int mt7603_mcu_set_channel(struct mt7603_dev *dev) +{ + struct cfg80211_chan_def *chandef = &dev->mt76.chandef; + struct ieee80211_hw *hw = mt76_hw(dev); + int n_chains = __sw_hweight8(dev->mt76.antenna_mask); + struct { + u8 control_chan; + u8 center_chan; + u8 bw; + u8 tx_streams; + u8 rx_streams; + u8 _res0[7]; + u8 txpower[21]; + u8 _res1[3]; + } req = { + .control_chan = chandef->chan->hw_value, + .center_chan = chandef->chan->hw_value, + .bw = MT_BW_20, + .tx_streams = n_chains, + .rx_streams = n_chains, + }; + struct sk_buff *skb; + s8 tx_power; + int ret; + int i; + + if (dev->mt76.chandef.width == NL80211_CHAN_WIDTH_40) { + req.bw = MT_BW_40; + if (chandef->center_freq1 > chandef->chan->center_freq) + req.center_chan += 2; + else + req.center_chan -= 2; + } + + tx_power = hw->conf.power_level * 2; + if (dev->mt76.antenna_mask == 3) + tx_power -= 6; + tx_power = min(tx_power, dev->tx_power_limit); + + dev->mt76.txpower_cur = tx_power; + + for (i = 0; i < ARRAY_SIZE(req.txpower); i++) + req.txpower[i] = tx_power; + + skb = mt7603_mcu_msg_alloc(&req, sizeof(req)); + ret = mt7603_mcu_msg_send(dev, skb, MCU_EXT_CMD_CHANNEL_SWITCH, + MCU_Q_SET); + if (ret) + return ret; + + return mt7603_mcu_set_tx_power(dev); +} diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7603/mcu.h new file mode 100644 index 000000000000..1bba369d5c8a --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/mcu.h @@ -0,0 +1,110 @@ +/* SPDX-License-Identifier: ISC */ + +#ifndef __MT7603_MCU_H +#define __MT7603_MCU_H + +struct mt7603_mcu_txd { + __le16 len; + __le16 pq_id; + + u8 cid; + u8 pkt_type; + u8 set_query; + u8 seq; + + u8 uc_d2b0_rev; + u8 ext_cid; + u8 uc_d2b2_rev; + u8 ext_cid_ack; + + u32 au4_d3_to_d7_rev[5]; +} __packed __aligned(4); + +struct mt7603_mcu_rxd { + __le16 len; + __le16 pkt_type_id; + + u8 eid; + u8 seq; + __le16 __rsv; + + u8 ext_eid; + u8 __rsv1[3]; +}; + +#define MCU_PKT_ID 0xa0 +#define MCU_PORT_QUEUE 0x8000 +#define MCU_PORT_QUEUE_FW 0xc000 + +#define MCU_FIRMWARE_ADDRESS 0x100000 + +enum { + MCU_Q_QUERY, + MCU_Q_SET, + MCU_Q_RESERVED, + MCU_Q_NA +}; + +enum { + MCU_CMD_TARGET_ADDRESS_LEN_REQ = 0x01, + MCU_CMD_FW_START_REQ = 0x02, + MCU_CMD_INIT_ACCESS_REG = 0x3, + MCU_CMD_PATCH_START_REQ = 0x05, + MCU_CMD_PATCH_FINISH_REQ = 0x07, + MCU_CMD_PATCH_SEM_CONTROL = 0x10, + MCU_CMD_HIF_LOOPBACK = 0x20, + MCU_CMD_CH_PRIVILEGE = 0x20, + MCU_CMD_ACCESS_REG = 0xC2, + MCU_CMD_EXT_CID = 0xED, + MCU_CMD_FW_SCATTER = 0xEE, + MCU_CMD_RESTART_DL_REQ = 0xEF, +}; + +enum { + MCU_EXT_CMD_RF_REG_ACCESS = 0x02, + MCU_EXT_CMD_RF_TEST = 0x04, + MCU_EXT_CMD_RADIO_ON_OFF_CTRL = 0x05, + MCU_EXT_CMD_WIFI_RX_DISABLE = 0x06, + MCU_EXT_CMD_PM_STATE_CTRL = 0x07, + MCU_EXT_CMD_CHANNEL_SWITCH = 0x08, + MCU_EXT_CMD_NIC_CAPABILITY = 0x09, + MCU_EXT_CMD_PWR_SAVING = 0x0A, + MCU_EXT_CMD_MULTIPLE_REG_ACCESS = 0x0E, + MCU_EXT_CMD_AP_PWR_SAVING_CAPABILITY = 0xF, + MCU_EXT_CMD_SEC_ADDREMOVE_KEY = 0x10, + MCU_EXT_CMD_SET_TX_POWER_CTRL = 0x11, + MCU_EXT_CMD_FW_LOG_2_HOST = 0x13, + MCU_EXT_CMD_PS_RETRIEVE_START = 0x14, + MCU_EXT_CMD_LED_CTRL = 0x17, + MCU_EXT_CMD_PACKET_FILTER = 0x18, + MCU_EXT_CMD_PWR_MGT_BIT_WIFI = 0x1B, + MCU_EXT_CMD_EFUSE_BUFFER_MODE = 0x21, + MCU_EXT_CMD_THERMAL_PROTECT = 0x23, + MCU_EXT_CMD_EDCA_SET = 0x27, + MCU_EXT_CMD_SLOT_TIME_SET = 0x28, + MCU_EXT_CMD_CONFIG_INTERNAL_SETTING = 0x29, + MCU_EXT_CMD_NOA_OFFLOAD_CTRL = 0x2B, + MCU_EXT_CMD_GET_THEMAL_SENSOR = 0x2C, + MCU_EXT_CMD_WAKEUP_OPTION = 0x2E, + MCU_EXT_CMD_AC_QUEUE_CONTROL = 0x31, + MCU_EXT_CMD_BCN_UPDATE = 0x33 +}; + +enum { + MCU_EXT_EVENT_CMD_RESULT = 0x0, + MCU_EXT_EVENT_RF_REG_ACCESS = 0x2, + MCU_EXT_EVENT_MULTI_CR_ACCESS = 0x0E, + MCU_EXT_EVENT_FW_LOG_2_HOST = 0x13, + MCU_EXT_EVENT_BEACON_LOSS = 0x1A, + MCU_EXT_EVENT_THERMAL_PROTECT = 0x22, + MCU_EXT_EVENT_BCN_UPDATE = 0x31, +}; + +static inline struct sk_buff * +mt7603_mcu_msg_alloc(const void *data, int len) +{ + return mt76_mcu_msg_alloc(data, sizeof(struct mt7603_mcu_txd), + len, 0); +} + +#endif diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h b/drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h new file mode 100644 index 000000000000..79f332429432 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h @@ -0,0 +1,253 @@ +/* SPDX-License-Identifier: ISC */ + +#ifndef __MT7603_H +#define __MT7603_H + +#include +#include +#include "../mt76.h" +#include "regs.h" + +#define MT7603_MAX_INTERFACES 4 +#define MT7603_WTBL_SIZE 128 +#define MT7603_WTBL_RESERVED (MT7603_WTBL_SIZE - 1) +#define MT7603_WTBL_STA (MT7603_WTBL_RESERVED - MT7603_MAX_INTERFACES) + +#define MT7603_RATE_RETRY 2 + +#define MT7603_RX_RING_SIZE 128 + +#define MT7603_FIRMWARE_E1 "mt7603_e1.bin" +#define MT7603_FIRMWARE_E2 "mt7603_e2.bin" +#define MT7628_FIRMWARE_E1 "mt7628_e1.bin" +#define MT7628_FIRMWARE_E2 "mt7628_e2.bin" + +#define MT7603_EEPROM_SIZE 1024 + +#define MT_AGG_SIZE_LIMIT(_n) (((_n) + 1) * 4) + +#define MT7603_PRE_TBTT_TIME 5000 /* ms */ + +#define MT7603_WATCHDOG_TIME 100 /* ms */ +#define MT7603_WATCHDOG_TIMEOUT 10 /* number of checks */ + +#define MT7603_EDCCA_BLOCK_TH 10 + +#define MT7603_CFEND_RATE_DEFAULT 0x69 /* chip default (24M) */ +#define MT7603_CFEND_RATE_11B 0x03 /* 11B LP, 11M */ + +struct mt7603_vif; +struct mt7603_sta; + +enum { + MT7603_REV_E1 = 0x00, + MT7603_REV_E2 = 0x10, + MT7628_REV_E1 = 0x8a00, +}; + +enum mt7603_bw { + MT_BW_20, + MT_BW_40, + MT_BW_80, +}; + +struct mt7603_sta { + struct mt76_wcid wcid; /* must be first */ + + struct mt7603_vif *vif; + + struct sk_buff_head psq; + + struct ieee80211_tx_rate rates[8]; + u8 rate_count; + u8 n_rates; + + u8 rate_probe; + u8 smps; + + u8 ps; +}; + +struct mt7603_vif { + struct mt7603_sta sta; /* must be first */ + + u8 idx; +}; + +enum mt7603_reset_cause { + RESET_CAUSE_TX_HANG, + RESET_CAUSE_TX_BUSY, + RESET_CAUSE_RX_BUSY, + RESET_CAUSE_BEACON_STUCK, + RESET_CAUSE_RX_PSE_BUSY, + RESET_CAUSE_MCU_HANG, + RESET_CAUSE_RESET_FAILED, + __RESET_CAUSE_MAX +}; + +struct mt7603_dev { + struct mt76_dev mt76; /* must be first */ + + const struct mt76_bus_ops *bus_ops; + + u32 rxfilter; + + u8 vif_mask; + + struct mt7603_sta global_sta; + + u32 agc0, agc3; + u32 false_cca_ofdm, false_cca_cck; + unsigned long last_cca_adj; + + u8 rssi_offset[3]; + + u8 slottime; + s16 coverage_class; + + s8 tx_power_limit; + + ktime_t survey_time; + ktime_t ed_time; + int beacon_int; + + struct mt76_queue q_rx; + + spinlock_t ps_lock; + + u8 mac_work_count; + + u8 mcu_running; + u8 ed_monitor; + + s8 ed_trigger; + u8 ed_strict_mode; + u8 ed_strong_signal; + + s8 sensitivity; + + u8 beacon_mask; + + u8 beacon_check; + u8 tx_hang_check; + u8 tx_dma_check; + u8 rx_dma_check; + u8 rx_pse_check; + u8 mcu_hang; + + enum mt7603_reset_cause cur_reset_cause; + + u16 tx_dma_idx[4]; + u16 rx_dma_idx; + + u32 reset_test; + + unsigned int reset_cause[__RESET_CAUSE_MAX]; + + struct delayed_work mac_work; + struct tasklet_struct tx_tasklet; + struct tasklet_struct pre_tbtt_tasklet; +}; + +extern const struct mt76_driver_ops mt7603_drv_ops; +extern const struct ieee80211_ops mt7603_ops; +extern struct pci_driver mt7603_pci_driver; +extern struct platform_driver mt76_wmac_driver; + +static inline bool is_mt7603(struct mt7603_dev *dev) +{ + return mt76xx_chip(dev) == 0x7603; +} + +static inline bool is_mt7628(struct mt7603_dev *dev) +{ + return mt76xx_chip(dev) == 0x7628; +} + +/* need offset to prevent conflict with ampdu_ack_len */ +#define MT_RATE_DRIVER_DATA_OFFSET 4 + +u32 mt7603_reg_map(struct mt7603_dev *dev, u32 addr); + +irqreturn_t mt7603_irq_handler(int irq, void *dev_instance); + +int mt7603_register_device(struct mt7603_dev *dev); +void mt7603_unregister_device(struct mt7603_dev *dev); +int mt7603_eeprom_init(struct mt7603_dev *dev); +int mt7603_dma_init(struct mt7603_dev *dev); +void mt7603_dma_cleanup(struct mt7603_dev *dev); +int mt7603_mcu_init(struct mt7603_dev *dev); +void mt7603_init_debugfs(struct mt7603_dev *dev); + +void mt7603_set_irq_mask(struct mt7603_dev *dev, u32 clear, u32 set); + +static inline void mt7603_irq_enable(struct mt7603_dev *dev, u32 mask) +{ + mt7603_set_irq_mask(dev, 0, mask); +} + +static inline void mt7603_irq_disable(struct mt7603_dev *dev, u32 mask) +{ + mt7603_set_irq_mask(dev, mask, 0); +} + +void mt7603_mac_dma_start(struct mt7603_dev *dev); +void mt7603_mac_start(struct mt7603_dev *dev); +void mt7603_mac_stop(struct mt7603_dev *dev); +void mt7603_mac_work(struct work_struct *work); +void mt7603_mac_set_timing(struct mt7603_dev *dev); +void mt7603_beacon_set_timer(struct mt7603_dev *dev, int idx, int intval); +int mt7603_mac_fill_rx(struct mt7603_dev *dev, struct sk_buff *skb); +void mt7603_mac_add_txs(struct mt7603_dev *dev, void *data); +void mt7603_mac_rx_ba_reset(struct mt7603_dev *dev, void *addr, u8 tid); +void mt7603_mac_tx_ba_reset(struct mt7603_dev *dev, int wcid, int tid, int ssn, + int ba_size); + +void mt7603_pse_client_reset(struct mt7603_dev *dev); + +int mt7603_mcu_set_channel(struct mt7603_dev *dev); +int mt7603_mcu_set_eeprom(struct mt7603_dev *dev); +void mt7603_mcu_exit(struct mt7603_dev *dev); + +void mt7603_wtbl_init(struct mt7603_dev *dev, int idx, int vif, + const u8 *mac_addr); +void mt7603_wtbl_clear(struct mt7603_dev *dev, int idx); +void mt7603_wtbl_update_cap(struct mt7603_dev *dev, struct ieee80211_sta *sta); +void mt7603_wtbl_set_rates(struct mt7603_dev *dev, struct mt7603_sta *sta, + struct ieee80211_tx_rate *probe_rate, + struct ieee80211_tx_rate *rates); +int mt7603_wtbl_set_key(struct mt7603_dev *dev, int wcid, + struct ieee80211_key_conf *key); +void mt7603_wtbl_set_ps(struct mt7603_dev *dev, struct mt7603_sta *sta, + bool enabled); +void mt7603_wtbl_set_smps(struct mt7603_dev *dev, struct mt7603_sta *sta, + bool enabled); +void mt7603_filter_tx(struct mt7603_dev *dev, int idx, bool abort); + +int mt7603_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, + struct sk_buff *skb, struct mt76_queue *q, + struct mt76_wcid *wcid, struct ieee80211_sta *sta, + u32 *tx_info); + +void mt7603_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue *q, + struct mt76_queue_entry *e, bool flush); + +void mt7603_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, + struct sk_buff *skb); +void mt7603_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q); +void mt7603_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps); +int mt7603_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta); +void mt7603_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta); +void mt7603_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta); + +void mt7603_pre_tbtt_tasklet(unsigned long arg); + +void mt7603_update_channel(struct mt76_dev *mdev); + +void mt7603_edcca_set_strict(struct mt7603_dev *dev, bool val); +void mt7603_cca_stats_reset(struct mt7603_dev *dev); + +#endif diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/pci.c b/drivers/net/wireless/mediatek/mt76/mt7603/pci.c new file mode 100644 index 000000000000..4acdbf5d8968 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/pci.c @@ -0,0 +1,80 @@ +/* SPDX-License-Identifier: ISC */ + +#include +#include +#include + +#include "mt7603.h" + +static const struct pci_device_id mt76pci_device_table[] = { + { PCI_DEVICE(0x14c3, 0x7603) }, + { }, +}; + +static int +mt76pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) +{ + struct mt7603_dev *dev; + struct mt76_dev *mdev; + int ret; + + ret = pcim_enable_device(pdev); + if (ret) + return ret; + + ret = pcim_iomap_regions(pdev, BIT(0), pci_name(pdev)); + if (ret) + return ret; + + pci_set_master(pdev); + + ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); + if (ret) + return ret; + + mdev = mt76_alloc_device(&pdev->dev, sizeof(*dev), &mt7603_ops, + &mt7603_drv_ops); + if (!mdev) + return -ENOMEM; + + dev = container_of(mdev, struct mt7603_dev, mt76); + mt76_mmio_init(mdev, pcim_iomap_table(pdev)[0]); + + mdev->rev = (mt76_rr(dev, MT_HW_CHIPID) << 16) | + (mt76_rr(dev, MT_HW_REV) & 0xff); + dev_info(mdev->dev, "ASIC revision: %04x\n", mdev->rev); + + ret = devm_request_irq(mdev->dev, pdev->irq, mt7603_irq_handler, + IRQF_SHARED, KBUILD_MODNAME, dev); + if (ret) + goto error; + + ret = mt7603_register_device(dev); + if (ret) + goto error; + + return 0; +error: + ieee80211_free_hw(mt76_hw(dev)); + return ret; +} + +static void +mt76pci_remove(struct pci_dev *pdev) +{ + struct mt76_dev *mdev = pci_get_drvdata(pdev); + struct mt7603_dev *dev = container_of(mdev, struct mt7603_dev, mt76); + + mt7603_unregister_device(dev); +} + +MODULE_DEVICE_TABLE(pci, mt76pci_device_table); +MODULE_FIRMWARE(MT7603_FIRMWARE_E1); +MODULE_FIRMWARE(MT7603_FIRMWARE_E2); + +struct pci_driver mt7603_pci_driver = { + .name = KBUILD_MODNAME, + .id_table = mt76pci_device_table, + .probe = mt76pci_probe, + .remove = mt76pci_remove, +}; diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/regs.h b/drivers/net/wireless/mediatek/mt76/mt7603/regs.h new file mode 100644 index 000000000000..da6827ae6cee --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/regs.h @@ -0,0 +1,774 @@ +/* SPDX-License-Identifier: ISC */ + +#ifndef __MT7603_REGS_H +#define __MT7603_REGS_H + +#define MT_HW_REV 0x1000 +#define MT_HW_CHIPID 0x1008 +#define MT_TOP_MISC2 0x1134 + +#define MT_MCU_BASE 0x2000 +#define MT_MCU(ofs) (MT_MCU_BASE + (ofs)) + +#define MT_MCU_PCIE_REMAP_1 MT_MCU(0x500) +#define MT_MCU_PCIE_REMAP_1_OFFSET GENMASK(17, 0) +#define MT_MCU_PCIE_REMAP_1_BASE GENMASK(31, 18) + +#define MT_MCU_PCIE_REMAP_2 MT_MCU(0x504) +#define MT_MCU_PCIE_REMAP_2_OFFSET GENMASK(18, 0) +#define MT_MCU_PCIE_REMAP_2_BASE GENMASK(31, 19) + +#define MT_HIF_BASE 0x4000 +#define MT_HIF(ofs) (MT_HIF_BASE + (ofs)) + +#define MT_INT_SOURCE_CSR MT_HIF(0x200) +#define MT_INT_MASK_CSR MT_HIF(0x204) +#define MT_DELAY_INT_CFG MT_HIF(0x210) + +#define MT_INT_RX_DONE(_n) BIT(_n) +#define MT_INT_RX_DONE_ALL GENMASK(1, 0) +#define MT_INT_TX_DONE_ALL GENMASK(19, 4) +#define MT_INT_TX_DONE(_n) BIT((_n) + 4) + +#define MT_INT_RX_COHERENT BIT(20) +#define MT_INT_TX_COHERENT BIT(21) +#define MT_INT_MAC_IRQ3 BIT(27) + +#define MT_INT_MCU_CMD BIT(30) + +#define MT_WPDMA_GLO_CFG MT_HIF(0x208) +#define MT_WPDMA_GLO_CFG_TX_DMA_EN BIT(0) +#define MT_WPDMA_GLO_CFG_TX_DMA_BUSY BIT(1) +#define MT_WPDMA_GLO_CFG_RX_DMA_EN BIT(2) +#define MT_WPDMA_GLO_CFG_RX_DMA_BUSY BIT(3) +#define MT_WPDMA_GLO_CFG_DMA_BURST_SIZE GENMASK(5, 4) +#define MT_WPDMA_GLO_CFG_TX_WRITEBACK_DONE BIT(6) +#define MT_WPDMA_GLO_CFG_BIG_ENDIAN BIT(7) +#define MT_WPDMA_GLO_CFG_HDR_SEG_LEN GENMASK(15, 8) +#define MT_WPDMA_GLO_CFG_SW_RESET BIT(24) +#define MT_WPDMA_GLO_CFG_FORCE_TX_EOF BIT(25) +#define MT_WPDMA_GLO_CFG_CLK_GATE_DIS BIT(30) +#define MT_WPDMA_GLO_CFG_RX_2B_OFFSET BIT(31) + +#define MT_WPDMA_RST_IDX MT_HIF(0x20c) + +#define MT_WPDMA_DEBUG MT_HIF(0x244) +#define MT_WPDMA_DEBUG_VALUE GENMASK(17, 0) +#define MT_WPDMA_DEBUG_SEL BIT(27) +#define MT_WPDMA_DEBUG_IDX GENMASK(31, 28) + +#define MT_TX_RING_BASE MT_HIF(0x300) +#define MT_RX_RING_BASE MT_HIF(0x400) + +#define MT_TXTIME_THRESH_BASE MT_HIF(0x500) +#define MT_TXTIME_THRESH(n) (MT_TXTIME_THRESH_BASE + ((n) * 4)) + +#define MT_PAGE_COUNT_BASE MT_HIF(0x540) +#define MT_PAGE_COUNT(n) (MT_PAGE_COUNT_BASE + ((n) * 4)) + +#define MT_SCH_1 MT_HIF(0x588) +#define MT_SCH_2 MT_HIF(0x58c) +#define MT_SCH_3 MT_HIF(0x590) + +#define MT_SCH_4 MT_HIF(0x594) +#define MT_SCH_4_FORCE_QID GENMASK(4, 0) +#define MT_SCH_4_BYPASS BIT(5) +#define MT_SCH_4_RESET BIT(8) + +#define MT_GROUP_THRESH_BASE MT_HIF(0x598) +#define MT_GROUP_THRESH(n) (MT_GROUP_THRESH_BASE + ((n) * 4)) + +#define MT_QUEUE_PRIORITY_1 MT_HIF(0x580) +#define MT_QUEUE_PRIORITY_2 MT_HIF(0x584) + +#define MT_BMAP_0 MT_HIF(0x5b0) +#define MT_BMAP_1 MT_HIF(0x5b4) +#define MT_BMAP_2 MT_HIF(0x5b8) + +#define MT_HIGH_PRIORITY_1 MT_HIF(0x5bc) +#define MT_HIGH_PRIORITY_2 MT_HIF(0x5c0) + +#define MT_PRIORITY_MASK MT_HIF(0x5c4) + +#define MT_RSV_MAX_THRESH MT_HIF(0x5c8) + +#define MT_PSE_BASE 0x8000 +#define MT_PSE(ofs) (MT_PSE_BASE + (ofs)) + +#define MT_MCU_DEBUG_RESET MT_PSE(0x16c) +#define MT_MCU_DEBUG_RESET_PSE BIT(0) +#define MT_MCU_DEBUG_RESET_PSE_S BIT(1) +#define MT_MCU_DEBUG_RESET_QUEUES GENMASK(6, 2) + +#define MT_PSE_FC_P0 MT_PSE(0x120) +#define MT_PSE_FC_P0_MIN_RESERVE GENMASK(11, 0) +#define MT_PSE_FC_P0_MAX_QUOTA GENMASK(27, 16) + +#define MT_PSE_FRP MT_PSE(0x138) +#define MT_PSE_FRP_P0 GENMASK(2, 0) +#define MT_PSE_FRP_P1 GENMASK(5, 3) +#define MT_PSE_FRP_P2_RQ0 GENMASK(8, 6) +#define MT_PSE_FRP_P2_RQ1 GENMASK(11, 9) +#define MT_PSE_FRP_P2_RQ2 GENMASK(14, 12) + +#define MT_FC_RSV_COUNT_0 MT_PSE(0x13c) +#define MT_FC_RSV_COUNT_0_P0 GENMASK(11, 0) +#define MT_FC_RSV_COUNT_0_P1 GENMASK(27, 16) + +#define MT_FC_SP2_Q0Q1 MT_PSE(0x14c) +#define MT_FC_SP2_Q0Q1_SRC_COUNT_Q0 GENMASK(11, 0) +#define MT_FC_SP2_Q0Q1_SRC_COUNT_Q1 GENMASK(27, 16) + +#define MT_PSE_FW_SHARED MT_PSE(0x17c) + +#define MT_PSE_RTA MT_PSE(0x194) +#define MT_PSE_RTA_QUEUE_ID GENMASK(4, 0) +#define MT_PSE_RTA_PORT_ID GENMASK(6, 5) +#define MT_PSE_RTA_REDIRECT_EN BIT(7) +#define MT_PSE_RTA_TAG_ID GENMASK(15, 8) +#define MT_PSE_RTA_WRITE BIT(16) +#define MT_PSE_RTA_BUSY BIT(31) + +#define MT_WF_PHY_BASE 0x10000 +#define MT_WF_PHY_OFFSET 0x1000 +#define MT_WF_PHY(ofs) (MT_WF_PHY_BASE + (ofs)) + +#define MT_AGC_BASE MT_WF_PHY(0x500) +#define MT_AGC(n) (MT_AGC_BASE + ((n) * 4)) + +#define MT_AGC1_BASE MT_WF_PHY(0x1500) +#define MT_AGC1(n) (MT_AGC1_BASE + ((n) * 4)) + +#define MT_AGC_41_RSSI_0 GENMASK(23, 16) +#define MT_AGC_41_RSSI_1 GENMASK(7, 0) + +#define MT_RXTD_BASE MT_WF_PHY(0x600) +#define MT_RXTD(n) (MT_RXTD_BASE + ((n) * 4)) + +#define MT_RXTD_6_ACI_TH GENMASK(4, 0) +#define MT_RXTD_6_CCAED_TH GENMASK(14, 8) + +#define MT_RXTD_8_LOWER_SIGNAL GENMASK(5, 0) + +#define MT_RXTD_13_ACI_TH_EN BIT(0) + +#define MT_WF_PHY_CR_TSSI_BASE MT_WF_PHY(0xd00) +#define MT_WF_PHY_CR_TSSI(phy, n) (MT_WF_PHY_CR_TSSI_BASE + \ + ((phy) * MT_WF_PHY_OFFSET) + \ + ((n) * 4)) + +#define MT_PHYCTRL_BASE MT_WF_PHY(0x4100) +#define MT_PHYCTRL(n) (MT_PHYCTRL_BASE + ((n) * 4)) + +#define MT_PHYCTRL_2_STATUS_RESET BIT(6) +#define MT_PHYCTRL_2_STATUS_EN BIT(7) + +#define MT_PHYCTRL_STAT_PD MT_PHYCTRL(3) +#define MT_PHYCTRL_STAT_PD_OFDM GENMASK(31, 16) +#define MT_PHYCTRL_STAT_PD_CCK GENMASK(15, 0) + +#define MT_PHYCTRL_STAT_MDRDY MT_PHYCTRL(8) +#define MT_PHYCTRL_STAT_MDRDY_OFDM GENMASK(31, 16) +#define MT_PHYCTRL_STAT_MDRDY_CCK GENMASK(15, 0) + +#define MT_WF_AGG_BASE 0x21200 +#define MT_WF_AGG(ofs) (MT_WF_AGG_BASE + (ofs)) + +#define MT_AGG_ARCR MT_WF_AGG(0x010) +#define MT_AGG_ARCR_INIT_RATE1 BIT(0) +#define MT_AGG_ARCR_FB_SGI_DISABLE BIT(1) +#define MT_AGG_ARCR_RATE8_DOWN_WRAP BIT(2) +#define MT_AGG_ARCR_RTS_RATE_THR GENMASK(12, 8) +#define MT_AGG_ARCR_RATE_DOWN_RATIO GENMASK(17, 16) +#define MT_AGG_ARCR_RATE_DOWN_RATIO_EN BIT(19) +#define MT_AGG_ARCR_RATE_UP_EXTRA_TH GENMASK(22, 20) +#define MT_AGG_ARCR_SPE_DIS_TH GENMASK(27, 24) + +#define MT_AGG_ARUCR MT_WF_AGG(0x014) +#define MT_AGG_ARDCR MT_WF_AGG(0x018) +#define MT_AGG_ARxCR_LIMIT_SHIFT(_n) (4 * (_n)) +#define MT_AGG_ARxCR_LIMIT(_n) GENMASK(2 + \ + MT_AGG_ARxCR_LIMIT_SHIFT(_n), \ + MT_AGG_ARxCR_LIMIT_SHIFT(_n)) + +#define MT_AGG_LIMIT MT_WF_AGG(0x040) +#define MT_AGG_LIMIT_1 MT_WF_AGG(0x044) +#define MT_AGG_LIMIT_AC(_n) GENMASK(((_n) + 1) * 8 - 1, (_n) * 8) + +#define MT_AGG_BA_SIZE_LIMIT_0 MT_WF_AGG(0x048) +#define MT_AGG_BA_SIZE_LIMIT_1 MT_WF_AGG(0x04c) +#define MT_AGG_BA_SIZE_LIMIT_SHIFT 8 + +#define MT_AGG_PCR MT_WF_AGG(0x050) +#define MT_AGG_PCR_MM BIT(16) +#define MT_AGG_PCR_GF BIT(17) +#define MT_AGG_PCR_BW40 BIT(18) +#define MT_AGG_PCR_RIFS BIT(19) +#define MT_AGG_PCR_BW80 BIT(20) +#define MT_AGG_PCR_BW160 BIT(21) +#define MT_AGG_PCR_ERP BIT(22) + +#define MT_AGG_PCR_RTS MT_WF_AGG(0x054) +#define MT_AGG_PCR_RTS_THR GENMASK(19, 0) +#define MT_AGG_PCR_RTS_PKT_THR GENMASK(31, 25) + +#define MT_AGG_CONTROL MT_WF_AGG(0x070) +#define MT_AGG_CONTROL_NO_BA_RULE BIT(0) +#define MT_AGG_CONTROL_NO_BA_AR_RULE BIT(1) +#define MT_AGG_CONTROL_CFEND_SPE_EN BIT(3) +#define MT_AGG_CONTROL_CFEND_RATE GENMASK(15, 4) +#define MT_AGG_CONTROL_BAR_SPE_EN BIT(19) +#define MT_AGG_CONTROL_BAR_RATE GENMASK(31, 20) + +#define MT_AGG_TMP MT_WF_AGG(0x0d8) + +#define MT_AGG_BWCR MT_WF_AGG(0x0ec) +#define MT_AGG_BWCR_BW GENMASK(3, 2) + +#define MT_AGG_RETRY_CONTROL MT_WF_AGG(0x0f4) +#define MT_AGG_RETRY_CONTROL_RTS_LIMIT GENMASK(11, 7) +#define MT_AGG_RETRY_CONTROL_BAR_LIMIT GENMASK(15, 12) + +#define MT_WF_DMA_BASE 0x21c00 +#define MT_WF_DMA(ofs) (MT_WF_DMA_BASE + (ofs)) + +#define MT_DMA_DCR0 MT_WF_DMA(0x000) +#define MT_DMA_DCR1 MT_WF_DMA(0x004) + +#define MT_DMA_FQCR0 MT_WF_DMA(0x008) +#define MT_DMA_FQCR0_TARGET_WCID GENMASK(7, 0) +#define MT_DMA_FQCR0_TARGET_BSS GENMASK(13, 8) +#define MT_DMA_FQCR0_TARGET_QID GENMASK(20, 16) +#define MT_DMA_FQCR0_DEST_PORT_ID GENMASK(23, 22) +#define MT_DMA_FQCR0_DEST_QUEUE_ID GENMASK(28, 24) +#define MT_DMA_FQCR0_MODE BIT(29) +#define MT_DMA_FQCR0_STATUS BIT(30) +#define MT_DMA_FQCR0_BUSY BIT(31) + +#define MT_DMA_RCFR0 MT_WF_DMA(0x070) +#define MT_DMA_VCFR0 MT_WF_DMA(0x07c) + +#define MT_DMA_TCFR0 MT_WF_DMA(0x080) +#define MT_DMA_TCFR1 MT_WF_DMA(0x084) +#define MT_DMA_TCFR_TXS_AGGR_TIMEOUT GENMASK(27, 16) +#define MT_DMA_TCFR_TXS_QUEUE BIT(14) +#define MT_DMA_TCFR_TXS_AGGR_COUNT GENMASK(12, 8) +#define MT_DMA_TCFR_TXS_BIT_MAP GENMASK(6, 0) + +#define MT_DMA_TMCFR0 MT_WF_DMA(0x088) + +#define MT_WF_ARB_BASE 0x21400 +#define MT_WF_ARB(ofs) (MT_WF_ARB_BASE + (ofs)) + +#define MT_WMM_AIFSN MT_WF_ARB(0x020) +#define MT_WMM_AIFSN_MASK GENMASK(3, 0) +#define MT_WMM_AIFSN_SHIFT(_n) ((_n) * 4) + +#define MT_WMM_CWMAX_BASE MT_WF_ARB(0x028) +#define MT_WMM_CWMAX(_n) (MT_WMM_CWMAX_BASE + (((_n) / 2) << 2)) +#define MT_WMM_CWMAX_SHIFT(_n) (((_n) & 1) * 16) +#define MT_WMM_CWMAX_MASK GENMASK(15, 0) + +#define MT_WMM_CWMIN MT_WF_ARB(0x040) +#define MT_WMM_CWMIN_MASK GENMASK(7, 0) +#define MT_WMM_CWMIN_SHIFT(_n) ((_n) * 8) + +#define MT_WF_ARB_RQCR MT_WF_ARB(0x070) +#define MT_WF_ARB_RQCR_RX_START BIT(0) +#define MT_WF_ARB_RQCR_RXV_START BIT(4) +#define MT_WF_ARB_RQCR_RXV_R_EN BIT(7) +#define MT_WF_ARB_RQCR_RXV_T_EN BIT(8) + +#define MT_ARB_SCR MT_WF_ARB(0x080) +#define MT_ARB_SCR_BCNQ_OPMODE_MASK GENMASK(1, 0) +#define MT_ARB_SCR_BCNQ_OPMODE_SHIFT(n) ((n) * 2) +#define MT_ARB_SCR_TX_DISABLE BIT(8) +#define MT_ARB_SCR_RX_DISABLE BIT(9) +#define MT_ARB_SCR_BCNQ_EMPTY_SKIP BIT(28) +#define MT_ARB_SCR_TTTT_BTIM_PRIO BIT(29) +#define MT_ARB_SCR_TBTT_BCN_PRIO BIT(30) +#define MT_ARB_SCR_TBTT_BCAST_PRIO BIT(31) + +enum { + MT_BCNQ_OPMODE_STA = 0, + MT_BCNQ_OPMODE_AP = 1, + MT_BCNQ_OPMODE_ADHOC = 2, +}; + +#define MT_WF_ARB_TX_START_0 MT_WF_ARB(0x100) +#define MT_WF_ARB_TX_START_1 MT_WF_ARB(0x104) +#define MT_WF_ARB_TX_FLUSH_0 MT_WF_ARB(0x108) +#define MT_WF_ARB_TX_FLUSH_1 MT_WF_ARB(0x10c) +#define MT_WF_ARB_TX_STOP_0 MT_WF_ARB(0x110) +#define MT_WF_ARB_TX_STOP_1 MT_WF_ARB(0x114) + +#define MT_WF_ARB_BCN_START MT_WF_ARB(0x118) +#define MT_WF_ARB_BCN_START_BSSn(n) BIT(0 + (n)) +#define MT_WF_ARB_BCN_START_T_PRE_TTTT BIT(10) +#define MT_WF_ARB_BCN_START_T_TTTT BIT(11) +#define MT_WF_ARB_BCN_START_T_PRE_TBTT BIT(12) +#define MT_WF_ARB_BCN_START_T_TBTT BIT(13) +#define MT_WF_ARB_BCN_START_T_SLOT_IDLE BIT(14) +#define MT_WF_ARB_BCN_START_T_TX_START BIT(15) +#define MT_WF_ARB_BCN_START_BSS0n(n) BIT((n) ? 16 + ((n) - 1) : 0) + +#define MT_WF_ARB_BCN_FLUSH MT_WF_ARB(0x11c) +#define MT_WF_ARB_BCN_FLUSH_BSSn(n) BIT(0 + (n)) +#define MT_WF_ARB_BCN_FLUSH_BSS0n(n) BIT((n) ? 16 + ((n) - 1) : 0) + +#define MT_WF_ARB_CAB_START MT_WF_ARB(0x120) +#define MT_WF_ARB_CAB_START_BSSn(n) BIT(0 + (n)) +#define MT_WF_ARB_CAB_START_BSS0n(n) BIT((n) ? 16 + ((n) - 1) : 0) + +#define MT_WF_ARB_CAB_FLUSH MT_WF_ARB(0x124) +#define MT_WF_ARB_CAB_FLUSH_BSSn(n) BIT(0 + (n)) +#define MT_WF_ARB_CAB_FLUSH_BSS0n(n) BIT((n) ? 16 + ((n) - 1) : 0) + +#define MT_WF_ARB_CAB_COUNT(n) MT_WF_ARB(0x128 + (n) * 4) +#define MT_WF_ARB_CAB_COUNT_SHIFT 4 +#define MT_WF_ARB_CAB_COUNT_MASK GENMASK(3, 0) +#define MT_WF_ARB_CAB_COUNT_B0_REG(n) MT_WF_ARB_CAB_COUNT(((n) > 12 ? 2 : \ + ((n) > 4 ? 1 : 0))) +#define MT_WF_ARB_CAB_COUNT_B0_SHIFT(n) (((n) > 12 ? (n) - 12 : \ + ((n) > 4 ? (n) - 4 : \ + (n) ? (n) + 3 : 0)) * 4) + +#define MT_TX_ABORT MT_WF_ARB(0x134) +#define MT_TX_ABORT_EN BIT(0) +#define MT_TX_ABORT_WCID GENMASK(15, 8) + +#define MT_WF_TMAC_BASE 0x21600 +#define MT_WF_TMAC(ofs) (MT_WF_TMAC_BASE + (ofs)) + +#define MT_TMAC_TCR MT_WF_TMAC(0x000) +#define MT_TMAC_TCR_BLINK_SEL GENMASK(7, 6) +#define MT_TMAC_TCR_PRE_RTS_GUARD GENMASK(11, 8) +#define MT_TMAC_TCR_PRE_RTS_SEC_IDLE GENMASK(13, 12) +#define MT_TMAC_TCR_RTS_SIGTA BIT(14) +#define MT_TMAC_TCR_LDPC_OFS BIT(15) +#define MT_TMAC_TCR_TX_STREAMS GENMASK(17, 16) +#define MT_TMAC_TCR_SCH_IDLE_SEL GENMASK(19, 18) +#define MT_TMAC_TCR_SCH_DET_PER_IOD BIT(20) +#define MT_TMAC_TCR_DCH_DET_DISABLE BIT(21) +#define MT_TMAC_TCR_TX_RIFS BIT(22) +#define MT_TMAC_TCR_RX_RIFS_MODE BIT(23) +#define MT_TMAC_TCR_TXOP_TBTT_CTL BIT(24) +#define MT_TMAC_TCR_TBTT_TX_STOP_CTL BIT(25) +#define MT_TMAC_TCR_TXOP_BURST_STOP BIT(26) +#define MT_TMAC_TCR_RDG_RA_MODE BIT(27) +#define MT_TMAC_TCR_RDG_RESP BIT(29) +#define MT_TMAC_TCR_RDG_NO_PENDING BIT(30) +#define MT_TMAC_TCR_SMOOTHING BIT(31) + +#define MT_WMM_TXOP_BASE MT_WF_TMAC(0x010) +#define MT_WMM_TXOP(_n) (MT_WMM_TXOP_BASE + \ + ((((_n) / 2) ^ 0x1) << 2)) +#define MT_WMM_TXOP_SHIFT(_n) (((_n) & 1) * 16) +#define MT_WMM_TXOP_MASK GENMASK(15, 0) + +#define MT_TIMEOUT_CCK MT_WF_TMAC(0x090) +#define MT_TIMEOUT_OFDM MT_WF_TMAC(0x094) +#define MT_TIMEOUT_VAL_PLCP GENMASK(15, 0) +#define MT_TIMEOUT_VAL_CCA GENMASK(31, 16) + +#define MT_TXREQ MT_WF_TMAC(0x09c) +#define MT_TXREQ_CCA_SRC_SEL GENMASK(31, 30) + +#define MT_RXREQ MT_WF_TMAC(0x0a0) +#define MT_RXREQ_DELAY GENMASK(8, 0) + +#define MT_IFS MT_WF_TMAC(0x0a4) +#define MT_IFS_EIFS GENMASK(8, 0) +#define MT_IFS_RIFS GENMASK(14, 10) +#define MT_IFS_SIFS GENMASK(22, 16) +#define MT_IFS_SLOT GENMASK(30, 24) + +#define MT_TMAC_PCR MT_WF_TMAC(0x0b4) +#define MT_TMAC_PCR_RATE GENMASK(8, 0) +#define MT_TMAC_PCR_RATE_FIXED BIT(15) +#define MT_TMAC_PCR_ANT_ID GENMASK(21, 16) +#define MT_TMAC_PCR_ANT_ID_SEL BIT(22) +#define MT_TMAC_PCR_SPE_EN BIT(23) +#define MT_TMAC_PCR_ANT_PRI GENMASK(26, 24) +#define MT_TMAC_PCR_ANT_PRI_SEL GENMASK(27) + +#define MT_WF_RMAC_BASE 0x21800 +#define MT_WF_RMAC(ofs) (MT_WF_RMAC_BASE + (ofs)) + +#define MT_WF_RFCR MT_WF_RMAC(0x000) +#define MT_WF_RFCR_DROP_STBC_MULTI BIT(0) +#define MT_WF_RFCR_DROP_FCSFAIL BIT(1) +#define MT_WF_RFCR_DROP_VERSION BIT(3) +#define MT_WF_RFCR_DROP_PROBEREQ BIT(4) +#define MT_WF_RFCR_DROP_MCAST BIT(5) +#define MT_WF_RFCR_DROP_BCAST BIT(6) +#define MT_WF_RFCR_DROP_MCAST_FILTERED BIT(7) +#define MT_WF_RFCR_DROP_A3_MAC BIT(8) +#define MT_WF_RFCR_DROP_A3_BSSID BIT(9) +#define MT_WF_RFCR_DROP_A2_BSSID BIT(10) +#define MT_WF_RFCR_DROP_OTHER_BEACON BIT(11) +#define MT_WF_RFCR_DROP_FRAME_REPORT BIT(12) +#define MT_WF_RFCR_DROP_CTL_RSV BIT(13) +#define MT_WF_RFCR_DROP_CTS BIT(14) +#define MT_WF_RFCR_DROP_RTS BIT(15) +#define MT_WF_RFCR_DROP_DUPLICATE BIT(16) +#define MT_WF_RFCR_DROP_OTHER_BSS BIT(17) +#define MT_WF_RFCR_DROP_OTHER_UC BIT(18) +#define MT_WF_RFCR_DROP_OTHER_TIM BIT(19) +#define MT_WF_RFCR_DROP_NDPA BIT(20) +#define MT_WF_RFCR_DROP_UNWANTED_CTL BIT(21) + +#define MT_BSSID0(idx) MT_WF_RMAC(0x004 + (idx) * 8) +#define MT_BSSID1(idx) MT_WF_RMAC(0x008 + (idx) * 8) +#define MT_BSSID1_VALID BIT(16) + +#define MT_MAC_ADDR0(idx) MT_WF_RMAC(0x024 + (idx) * 8) +#define MT_MAC_ADDR1(idx) MT_WF_RMAC(0x028 + (idx) * 8) +#define MT_MAC_ADDR1_ADDR GENMASK(15, 0) +#define MT_MAC_ADDR1_VALID BIT(16) + +#define MT_BA_CONTROL_0 MT_WF_RMAC(0x068) +#define MT_BA_CONTROL_1 MT_WF_RMAC(0x06c) +#define MT_BA_CONTROL_1_ADDR GENMASK(15, 0) +#define MT_BA_CONTROL_1_TID GENMASK(19, 16) +#define MT_BA_CONTROL_1_IGNORE_TID BIT(20) +#define MT_BA_CONTROL_1_IGNORE_ALL BIT(21) +#define MT_BA_CONTROL_1_RESET BIT(22) + +#define MT_WF_RMACDR MT_WF_RMAC(0x078) +#define MT_WF_RMACDR_TSF_PROBERSP_DIS BIT(0) +#define MT_WF_RMACDR_TSF_TIM BIT(4) +#define MT_WF_RMACDR_MBSSID_MASK GENMASK(25, 24) +#define MT_WF_RMACDR_CHECK_HTC_BY_RATE BIT(26) +#define MT_WF_RMACDR_MAXLEN_20BIT BIT(30) + +#define MT_WF_RMAC_RMCR MT_WF_RMAC(0x080) +#define MT_WF_RMAC_RMCR_SMPS_MODE GENMASK(21, 20) +#define MT_WF_RMAC_RMCR_RX_STREAMS GENMASK(24, 22) +#define MT_WF_RMAC_RMCR_SMPS_RTS BIT(25) + +#define MT_WF_RMAC_CH_FREQ MT_WF_RMAC(0x090) +#define MT_WF_RMAC_MAXMINLEN MT_WF_RMAC(0x098) +#define MT_WF_RFCR1 MT_WF_RMAC(0x0a4) +#define MT_WF_RMAC_TMR_PA MT_WF_RMAC(0x0e0) + +#define MT_WF_SEC_BASE 0x21a00 +#define MT_WF_SEC(ofs) (MT_WF_SEC_BASE + (ofs)) + +#define MT_SEC_SCR MT_WF_SEC(0x004) +#define MT_SEC_SCR_MASK_ORDER GENMASK(1, 0) + +#define MT_WTBL_OFF_BASE 0x23000 +#define MT_WTBL_OFF(n) (MT_WTBL_OFF_BASE + (n)) + +#define MT_WTBL_UPDATE MT_WTBL_OFF(0x000) +#define MT_WTBL_UPDATE_WLAN_IDX GENMASK(7, 0) +#define MT_WTBL_UPDATE_WTBL2 BIT(11) +#define MT_WTBL_UPDATE_ADM_COUNT_CLEAR BIT(12) +#define MT_WTBL_UPDATE_RATE_UPDATE BIT(13) +#define MT_WTBL_UPDATE_TX_COUNT_CLEAR BIT(14) +#define MT_WTBL_UPDATE_RX_COUNT_CLEAR BIT(15) +#define MT_WTBL_UPDATE_BUSY BIT(16) + +#define MT_WTBL_RMVTCR MT_WTBL_OFF(0x008) +#define MT_WTBL_RMVTCR_RX_MV_MODE BIT(23) + +#define MT_LPON_BASE 0x24000 +#define MT_LPON(n) (MT_LPON_BASE + (n)) + +#define MT_LPON_BTEIR MT_LPON(0x020) +#define MT_LPON_BTEIR_MBSS_MODE GENMASK(31, 29) + +#define MT_PRE_TBTT MT_LPON(0x030) +#define MT_PRE_TBTT_MASK GENMASK(7, 0) +#define MT_PRE_TBTT_SHIFT 8 + +#define MT_TBTT MT_LPON(0x034) +#define MT_TBTT_PERIOD GENMASK(15, 0) +#define MT_TBTT_DTIM_PERIOD GENMASK(23, 16) +#define MT_TBTT_TBTT_WAKE_PERIOD GENMASK(27, 24) +#define MT_TBTT_DTIM_WAKE_PERIOD GENMASK(30, 28) +#define MT_TBTT_CAL_ENABLE BIT(31) + +#define MT_TBTT_TIMER_CFG MT_LPON(0x05c) + +#define MT_LPON_SBTOR(n) MT_LPON(0x0a0) +#define MT_LPON_SBTOR_SUB_BSS_EN BIT(29) +#define MT_LPON_SBTOR_TIME_OFFSET GENMASK(19, 0) + +#define MT_INT_WAKEUP_BASE 0x24400 +#define MT_INT_WAKEUP(n) (MT_INT_WAKEUP_BASE + (n)) + +#define MT_HW_INT_STATUS(n) MT_INT_WAKEUP(0x3c + (n) * 8) +#define MT_HW_INT_MASK(n) MT_INT_WAKEUP(0x40 + (n) * 8) + +#define MT_HW_INT3_TBTT0 BIT(15) +#define MT_HW_INT3_PRE_TBTT0 BIT(31) + +#define MT_WTBL1_BASE 0x28000 + +#define MT_WTBL_ON_BASE (MT_WTBL1_BASE + 0x2000) +#define MT_WTBL_ON(_n) (MT_WTBL_ON_BASE + (_n)) + +#define MT_WTBL_RIUCR0 MT_WTBL_ON(0x200) + +#define MT_WTBL_RIUCR1 MT_WTBL_ON(0x204) +#define MT_WTBL_RIUCR1_RATE0 GENMASK(11, 0) +#define MT_WTBL_RIUCR1_RATE1 GENMASK(23, 12) +#define MT_WTBL_RIUCR1_RATE2_LO GENMASK(31, 24) + +#define MT_WTBL_RIUCR2 MT_WTBL_ON(0x208) +#define MT_WTBL_RIUCR2_RATE2_HI GENMASK(3, 0) +#define MT_WTBL_RIUCR2_RATE3 GENMASK(15, 4) +#define MT_WTBL_RIUCR2_RATE4 GENMASK(27, 16) +#define MT_WTBL_RIUCR2_RATE5_LO GENMASK(31, 28) + +#define MT_WTBL_RIUCR3 MT_WTBL_ON(0x20c) +#define MT_WTBL_RIUCR3_RATE5_HI GENMASK(7, 0) +#define MT_WTBL_RIUCR3_RATE6 GENMASK(19, 8) +#define MT_WTBL_RIUCR3_RATE7 GENMASK(31, 20) + +#define MT_MIB_BASE 0x2c000 +#define MT_MIB(_n) (MT_MIB_BASE + (_n)) + +#define MT_MIB_CTL MT_MIB(0x00) +#define MT_MIB_CTL_PSCCA_TIME GENMASK(13, 11) +#define MT_MIB_CTL_CCA_NAV_TX GENMASK(16, 14) +#define MT_MIB_CTL_ED_TIME GENMASK(30, 28) +#define MT_MIB_CTL_READ_CLR_DIS BIT(31) + +#define MT_MIB_STAT(_n) MT_MIB(0x08 + (_n) * 4) + +#define MT_MIB_STAT_CCA MT_MIB_STAT(9) +#define MT_MIB_STAT_CCA_MASK GENMASK(23, 0) + +#define MT_MIB_STAT_PSCCA MT_MIB_STAT(16) +#define MT_MIB_STAT_PSCCA_MASK GENMASK(23, 0) + +#define MT_MIB_STAT_ED MT_MIB_STAT(18) +#define MT_MIB_STAT_ED_MASK GENMASK(23, 0) + +#define MT_PCIE_REMAP_BASE_1 0x40000 +#define MT_PCIE_REMAP_BASE_2 0x80000 + +#define MT_TX_HW_QUEUE_MGMT 4 +#define MT_TX_HW_QUEUE_MCU 5 +#define MT_TX_HW_QUEUE_BCN 7 +#define MT_TX_HW_QUEUE_BMC 8 + +#define MT_LED_BASE_PHYS 0x80024000 +#define MT_LED_PHYS(_n) (MT_LED_BASE_PHYS + (_n)) + +#define MT_LED_CTRL MT_LED_PHYS(0x00) + +#define MT_LED_CTRL_REPLAY(_n) BIT(0 + (8 * (_n))) +#define MT_LED_CTRL_POLARITY(_n) BIT(1 + (8 * (_n))) +#define MT_LED_CTRL_TX_BLINK_MODE(_n) BIT(2 + (8 * (_n))) +#define MT_LED_CTRL_TX_MANUAL_BLINK(_n) BIT(3 + (8 * (_n))) +#define MT_LED_CTRL_TX_OVER_BLINK(_n) BIT(5 + (8 * (_n))) +#define MT_LED_CTRL_KICK(_n) BIT(7 + (8 * (_n))) + +#define MT_LED_STATUS_0(_n) MT_LED_PHYS(0x10 + ((_n) * 8)) +#define MT_LED_STATUS_1(_n) MT_LED_PHYS(0x14 + ((_n) * 8)) +#define MT_LED_STATUS_OFF_MASK GENMASK(31, 24) +#define MT_LED_STATUS_OFF(_v) (((_v) << \ + __ffs(MT_LED_STATUS_OFF_MASK)) & \ + MT_LED_STATUS_OFF_MASK) +#define MT_LED_STATUS_ON_MASK GENMASK(23, 16) +#define MT_LED_STATUS_ON(_v) (((_v) << \ + __ffs(MT_LED_STATUS_ON_MASK)) & \ + MT_LED_STATUS_ON_MASK) +#define MT_LED_STATUS_DURATION_MASK GENMASK(15, 0) +#define MT_LED_STATUS_DURATION(_v) (((_v) << \ + __ffs(MT_LED_STATUS_DURATION_MASK)) &\ + MT_LED_STATUS_DURATION_MASK) + +#define MT_CLIENT_BASE_PHYS_ADDR 0x800c0000 + +#define MT_CLIENT_TMAC_INFO_TEMPLATE 0x040 + +#define MT_CLIENT_STATUS 0x06c + +#define MT_CLIENT_RESET_TX 0x070 +#define MT_CLIENT_RESET_TX_R_E_1 BIT(16) +#define MT_CLIENT_RESET_TX_R_E_2 BIT(17) +#define MT_CLIENT_RESET_TX_R_E_1_S BIT(20) +#define MT_CLIENT_RESET_TX_R_E_2_S BIT(21) + +#define MT_EFUSE_BASE 0x81070000 + +#define MT_EFUSE_BASE_CTRL 0x000 +#define MT_EFUSE_BASE_CTRL_EMPTY BIT(30) + +#define MT_EFUSE_CTRL 0x008 +#define MT_EFUSE_CTRL_AOUT GENMASK(5, 0) +#define MT_EFUSE_CTRL_MODE GENMASK(7, 6) +#define MT_EFUSE_CTRL_LDO_OFF_TIME GENMASK(13, 8) +#define MT_EFUSE_CTRL_LDO_ON_TIME GENMASK(15, 14) +#define MT_EFUSE_CTRL_AIN GENMASK(25, 16) +#define MT_EFUSE_CTRL_VALID BIT(29) +#define MT_EFUSE_CTRL_KICK BIT(30) +#define MT_EFUSE_CTRL_SEL BIT(31) + +#define MT_EFUSE_WDATA(_i) (0x010 + ((_i) * 4)) +#define MT_EFUSE_RDATA(_i) (0x030 + ((_i) * 4)) + +#define MT_CLIENT_RXINF 0x068 +#define MT_CLIENT_RXINF_RXSH_GROUPS GENMASK(2, 0) + +#define MT_PSE_BASE_PHYS_ADDR 0xa0000000 + +#define MT_PSE_WTBL_2_PHYS_ADDR 0xa5000000 + +#define MT_WTBL1_SIZE (8 * 4) +#define MT_WTBL2_SIZE (16 * 4) +#define MT_WTBL3_OFFSET (MT7603_WTBL_SIZE * MT_WTBL2_SIZE) +#define MT_WTBL3_SIZE (16 * 4) +#define MT_WTBL4_OFFSET (MT7603_WTBL_SIZE * MT_WTBL3_SIZE + \ + MT_WTBL3_OFFSET) +#define MT_WTBL4_SIZE (8 * 4) + +#define MT_WTBL1_W0_ADDR_HI GENMASK(15, 0) +#define MT_WTBL1_W0_MUAR_IDX GENMASK(21, 16) +#define MT_WTBL1_W0_RX_CHECK_A1 BIT(22) +#define MT_WTBL1_W0_KEY_IDX GENMASK(24, 23) +#define MT_WTBL1_W0_RX_CHECK_KEY_IDX BIT(25) +#define MT_WTBL1_W0_RX_KEY_VALID BIT(26) +#define MT_WTBL1_W0_RX_IK_VALID BIT(27) +#define MT_WTBL1_W0_RX_VALID BIT(28) +#define MT_WTBL1_W0_RX_CHECK_A2 BIT(29) +#define MT_WTBL1_W0_RX_DATA_VALID BIT(30) +#define MT_WTBL1_W0_WRITE_BURST BIT(31) + +#define MT_WTBL1_W1_ADDR_LO GENMASK(31, 0) + +#define MT_WTBL1_W2_MPDU_DENSITY GENMASK(2, 0) +#define MT_WTBL1_W2_KEY_TYPE GENMASK(6, 3) +#define MT_WTBL1_W2_EVEN_PN BIT(7) +#define MT_WTBL1_W2_TO_DS BIT(8) +#define MT_WTBL1_W2_FROM_DS BIT(9) +#define MT_WTBL1_W2_HEADER_TRANS BIT(10) +#define MT_WTBL1_W2_AMPDU_FACTOR GENMASK(13, 11) +#define MT_WTBL1_W2_PWR_MGMT BIT(14) +#define MT_WTBL1_W2_RDG BIT(15) +#define MT_WTBL1_W2_RTS BIT(16) +#define MT_WTBL1_W2_CFACK BIT(17) +#define MT_WTBL1_W2_RDG_BA BIT(18) +#define MT_WTBL1_W2_SMPS BIT(19) +#define MT_WTBL1_W2_TXS_BAF_REPORT BIT(20) +#define MT_WTBL1_W2_DYN_BW BIT(21) +#define MT_WTBL1_W2_LDPC BIT(22) +#define MT_WTBL1_W2_ITXBF BIT(23) +#define MT_WTBL1_W2_ETXBF BIT(24) +#define MT_WTBL1_W2_TXOP_PS BIT(25) +#define MT_WTBL1_W2_MESH BIT(26) +#define MT_WTBL1_W2_QOS BIT(27) +#define MT_WTBL1_W2_HT BIT(28) +#define MT_WTBL1_W2_VHT BIT(29) +#define MT_WTBL1_W2_ADMISSION_CONTROL BIT(30) +#define MT_WTBL1_W2_GROUP_ID BIT(31) + +#define MT_WTBL1_W3_WTBL2_FRAME_ID GENMASK(10, 0) +#define MT_WTBL1_W3_WTBL2_ENTRY_ID GENMASK(15, 11) +#define MT_WTBL1_W3_WTBL4_FRAME_ID GENMASK(26, 16) +#define MT_WTBL1_W3_CHECK_PER BIT(27) +#define MT_WTBL1_W3_KEEP_I_PSM BIT(28) +#define MT_WTBL1_W3_I_PSM BIT(29) +#define MT_WTBL1_W3_POWER_SAVE BIT(30) +#define MT_WTBL1_W3_SKIP_TX BIT(31) + +#define MT_WTBL1_W4_WTBL3_FRAME_ID GENMASK(10, 0) +#define MT_WTBL1_W4_WTBL3_ENTRY_ID GENMASK(16, 11) +#define MT_WTBL1_W4_WTBL4_ENTRY_ID GENMASK(22, 17) +#define MT_WTBL1_W4_PARTIAL_AID GENMASK(31, 23) + +#define MT_WTBL2_W0_PN_LO GENMASK(31, 0) + +#define MT_WTBL2_W1_PN_HI GENMASK(15, 0) +#define MT_WTBL2_W1_NON_QOS_SEQNO GENMASK(27, 16) + +#define MT_WTBL2_W2_TID0_SN GENMASK(11, 0) +#define MT_WTBL2_W2_TID1_SN GENMASK(23, 12) +#define MT_WTBL2_W2_TID2_SN_LO GENMASK(31, 24) + +#define MT_WTBL2_W3_TID2_SN_HI GENMASK(3, 0) +#define MT_WTBL2_W3_TID3_SN GENMASK(15, 4) +#define MT_WTBL2_W3_TID4_SN GENMASK(27, 16) +#define MT_WTBL2_W3_TID5_SN_LO GENMASK(31, 28) + +#define MT_WTBL2_W4_TID5_SN_HI GENMASK(7, 0) +#define MT_WTBL2_W4_TID6_SN GENMASK(19, 8) +#define MT_WTBL2_W4_TID7_SN GENMASK(31, 20) + +#define MT_WTBL2_W5_TX_COUNT_RATE1 GENMASK(15, 0) +#define MT_WTBL2_W5_FAIL_COUNT_RATE1 GENAMSK(31, 16) + +#define MT_WTBL2_W6_TX_COUNT_RATE2 GENMASK(7, 0) +#define MT_WTBL2_W6_TX_COUNT_RATE3 GENMASK(15, 8) +#define MT_WTBL2_W6_TX_COUNT_RATE4 GENMASK(23, 16) +#define MT_WTBL2_W6_TX_COUNT_RATE5 GENMASK(31, 24) + +#define MT_WTBL2_W7_TX_COUNT_CUR_BW GENMASK(15, 0) +#define MT_WTBL2_W7_FAIL_COUNT_CUR_BW GENMASK(31, 16) + +#define MT_WTBL2_W8_TX_COUNT_OTHER_BW GENMASK(15, 0) +#define MT_WTBL2_W8_FAIL_COUNT_OTHER_BW GENMASK(31, 16) + +#define MT_WTBL2_W9_POWER_OFFSET GENMASK(4, 0) +#define MT_WTBL2_W9_SPATIAL_EXT BIT(5) +#define MT_WTBL2_W9_ANT_PRIORITY GENMASK(8, 6) +#define MT_WTBL2_W9_CC_BW_SEL GENMASK(10, 9) +#define MT_WTBL2_W9_CHANGE_BW_RATE GENMASK(13, 11) +#define MT_WTBL2_W9_BW_CAP GENMASK(15, 14) +#define MT_WTBL2_W9_SHORT_GI_20 BIT(16) +#define MT_WTBL2_W9_SHORT_GI_40 BIT(17) +#define MT_WTBL2_W9_SHORT_GI_80 BIT(18) +#define MT_WTBL2_W9_SHORT_GI_160 BIT(19) +#define MT_WTBL2_W9_MPDU_FAIL_COUNT GENMASK(25, 23) +#define MT_WTBL2_W9_MPDU_OK_COUNT GENMASK(28, 26) +#define MT_WTBL2_W9_RATE_IDX GENMASK(31, 29) + +#define MT_WTBL2_W10_RATE1 GENMASK(11, 0) +#define MT_WTBL2_W10_RATE2 GENMASK(23, 12) +#define MT_WTBL2_W10_RATE3_LO GENMASK(31, 24) + +#define MT_WTBL2_W11_RATE3_HI GENMASK(3, 0) +#define MT_WTBL2_W11_RATE4 GENMASK(15, 4) +#define MT_WTBL2_W11_RATE5 GENMASK(27, 16) +#define MT_WTBL2_W11_RATE6_LO GENMASK(31, 28) + +#define MT_WTBL2_W12_RATE6_HI GENMASK(7, 0) +#define MT_WTBL2_W12_RATE7 GENMASK(19, 8) +#define MT_WTBL2_W12_RATE8 GENMASK(31, 20) + +#define MT_WTBL2_W13_AVG_RCPI0 GENMASK(7, 0) +#define MT_WTBL2_W13_AVG_RCPI1 GENMASK(15, 8) +#define MT_WTBL2_W13_AVG_RCPI2 GENAMSK(23, 16) + +#define MT_WTBL2_W14_CC_NOISE_1S GENMASK(6, 0) +#define MT_WTBL2_W14_CC_NOISE_2S GENMASK(13, 7) +#define MT_WTBL2_W14_CC_NOISE_3S GENMASK(20, 14) +#define MT_WTBL2_W14_CHAN_EST_RMS GENMASK(24, 21) +#define MT_WTBL2_W14_CC_NOISE_SEL BIT(15) +#define MT_WTBL2_W14_ANT_SEL GENMASK(31, 26) + +#define MT_WTBL2_W15_BA_WIN_SIZE GENMASK(2, 0) +#define MT_WTBL2_W15_BA_WIN_SIZE_SHIFT 3 +#define MT_WTBL2_W15_BA_EN_TIDS GENMASK(31, 24) + +#define MT_WTBL1_OR (MT_WTBL1_BASE + 0x2300) +#define MT_WTBL1_OR_PSM_WRITE BIT(31) + +enum mt7603_cipher_type { + MT_CIPHER_NONE, + MT_CIPHER_WEP40, + MT_CIPHER_TKIP, + MT_CIPHER_TKIP_NO_MIC, + MT_CIPHER_AES_CCMP, + MT_CIPHER_WEP104, + MT_CIPHER_BIP_CMAC_128, + MT_CIPHER_WEP128, + MT_CIPHER_WAPI, +}; + +#endif diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/soc.c b/drivers/net/wireless/mediatek/mt76/mt7603/soc.c new file mode 100644 index 000000000000..e13fea80d970 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7603/soc.c @@ -0,0 +1,85 @@ +/* SPDX-License-Identifier: ISC */ + +#include +#include +#include + +#include "mt7603.h" + +static int +mt76_wmac_probe(struct platform_device *pdev) +{ + struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + struct mt7603_dev *dev; + void __iomem *mem_base; + struct mt76_dev *mdev; + int irq; + int ret; + + irq = platform_get_irq(pdev, 0); + if (irq < 0) { + dev_err(&pdev->dev, "Failed to get device IRQ\n"); + return irq; + } + + mem_base = devm_ioremap_resource(&pdev->dev, res); + if (!mem_base) { + dev_err(&pdev->dev, "Failed to get memory resource\n"); + return -EINVAL; + } + + mdev = mt76_alloc_device(&pdev->dev, sizeof(*dev), &mt7603_ops, + &mt7603_drv_ops); + if (!mdev) + return -ENOMEM; + + dev = container_of(mdev, struct mt7603_dev, mt76); + mt76_mmio_init(mdev, mem_base); + + mdev->rev = (mt76_rr(dev, MT_HW_CHIPID) << 16) | + (mt76_rr(dev, MT_HW_REV) & 0xff); + dev_info(mdev->dev, "ASIC revision: %04x\n", mdev->rev); + + ret = devm_request_irq(mdev->dev, irq, mt7603_irq_handler, + IRQF_SHARED, KBUILD_MODNAME, dev); + if (ret) + goto error; + + ret = mt7603_register_device(dev); + if (ret) + goto error; + + return 0; +error: + ieee80211_free_hw(mt76_hw(dev)); + return ret; +} + +static int +mt76_wmac_remove(struct platform_device *pdev) +{ + struct mt76_dev *mdev = platform_get_drvdata(pdev); + struct mt7603_dev *dev = container_of(mdev, struct mt7603_dev, mt76); + + mt7603_unregister_device(dev); + + return 0; +} + +static const struct of_device_id of_wmac_match[] = { + { .compatible = "mediatek,mt7628-wmac" }, + {}, +}; + +MODULE_DEVICE_TABLE(of, of_wmac_match); +MODULE_FIRMWARE(MT7628_FIRMWARE_E1); +MODULE_FIRMWARE(MT7628_FIRMWARE_E2); + +struct platform_driver mt76_wmac_driver = { + .probe = mt76_wmac_probe, + .remove = mt76_wmac_remove, + .driver = { + .name = "mt76_wmac", + .of_match_table = of_wmac_match, + }, +}; -- cgit v1.2.3-59-g8ed1b From 02f73d3a9bdbdf070481118f7af0860e617f2aed Mon Sep 17 00:00:00 2001 From: Rakesh Pillai Date: Mon, 25 Feb 2019 11:45:44 +0200 Subject: ath10k: fix descriptor size in ce tx completion for WCN3990 When the driver receives the tx completion of the descriptor over ce, it clears the nbytes configured for that particular descriptor. WCN3990 uses ce descriptors with 64-bit address. Currently during handling the tx completion of the descriptors, the nbytes are accessed from the descriptors using ce_desc for 32-bit targets. This will lead to clearing of memory at incorrect offset if DMA MASK is set to greater than 32 bits. Attach different ce tx copy completed handler for targets using address above 32-bit address. Tested HW: WCN3990 Tested FW: WLAN.HL.2.0-01387-QCAHLSWMTPLZ-1 Signed-off-by: Rakesh Pillai Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/ce.c | 66 ++++++++++++++++++++++++++++++++++-- drivers/net/wireless/ath/ath10k/ce.h | 2 ++ 2 files changed, 66 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/ce.c b/drivers/net/wireless/ath/ath10k/ce.c index cc154a81737d..24b983edb357 100644 --- a/drivers/net/wireless/ath/ath10k/ce.c +++ b/drivers/net/wireless/ath/ath10k/ce.c @@ -1066,8 +1066,8 @@ EXPORT_SYMBOL(ath10k_ce_revoke_recv_next); * Guts of ath10k_ce_completed_send_next. * The caller takes responsibility for any necessary locking. */ -int ath10k_ce_completed_send_next_nolock(struct ath10k_ce_pipe *ce_state, - void **per_transfer_contextp) +static int _ath10k_ce_completed_send_next_nolock(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp) { struct ath10k_ce_ring *src_ring = ce_state->src_ring; u32 ctrl_addr = ce_state->ctrl_addr; @@ -1118,6 +1118,66 @@ int ath10k_ce_completed_send_next_nolock(struct ath10k_ce_pipe *ce_state, return 0; } + +static int _ath10k_ce_completed_send_next_nolock_64(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp) +{ + struct ath10k_ce_ring *src_ring = ce_state->src_ring; + u32 ctrl_addr = ce_state->ctrl_addr; + struct ath10k *ar = ce_state->ar; + unsigned int nentries_mask = src_ring->nentries_mask; + unsigned int sw_index = src_ring->sw_index; + unsigned int read_index; + struct ce_desc_64 *desc; + + if (src_ring->hw_index == sw_index) { + /* + * The SW completion index has caught up with the cached + * version of the HW completion index. + * Update the cached HW completion index to see whether + * the SW has really caught up to the HW, or if the cached + * value of the HW index has become stale. + */ + + read_index = ath10k_ce_src_ring_read_index_get(ar, ctrl_addr); + if (read_index == 0xffffffff) + return -ENODEV; + + read_index &= nentries_mask; + src_ring->hw_index = read_index; + } + + if (ar->hw_params.rri_on_ddr) + read_index = ath10k_ce_src_ring_read_index_get(ar, ctrl_addr); + else + read_index = src_ring->hw_index; + + if (read_index == sw_index) + return -EIO; + + if (per_transfer_contextp) + *per_transfer_contextp = + src_ring->per_transfer_context[sw_index]; + + /* sanity */ + src_ring->per_transfer_context[sw_index] = NULL; + desc = CE_SRC_RING_TO_DESC_64(src_ring->base_addr_owner_space, + sw_index); + desc->nbytes = 0; + + /* Update sw_index */ + sw_index = CE_RING_IDX_INCR(nentries_mask, sw_index); + src_ring->sw_index = sw_index; + + return 0; +} + +int ath10k_ce_completed_send_next_nolock(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp) +{ + return ce_state->ops->ce_completed_send_next_nolock(ce_state, + per_transfer_contextp); +} EXPORT_SYMBOL(ath10k_ce_completed_send_next_nolock); static void ath10k_ce_extract_desc_data(struct ath10k *ar, @@ -1839,6 +1899,7 @@ static const struct ath10k_ce_ops ce_ops = { .ce_send_nolock = _ath10k_ce_send_nolock, .ce_set_src_ring_base_addr_hi = NULL, .ce_set_dest_ring_base_addr_hi = NULL, + .ce_completed_send_next_nolock = _ath10k_ce_completed_send_next_nolock, }; static const struct ath10k_ce_ops ce_64_ops = { @@ -1853,6 +1914,7 @@ static const struct ath10k_ce_ops ce_64_ops = { .ce_send_nolock = _ath10k_ce_send_nolock_64, .ce_set_src_ring_base_addr_hi = ath10k_ce_set_src_ring_base_addr_hi, .ce_set_dest_ring_base_addr_hi = ath10k_ce_set_dest_ring_base_addr_hi, + .ce_completed_send_next_nolock = _ath10k_ce_completed_send_next_nolock_64, }; static void ath10k_ce_set_ops(struct ath10k *ar, diff --git a/drivers/net/wireless/ath/ath10k/ce.h b/drivers/net/wireless/ath/ath10k/ce.h index 692b3a8957a9..a7478c240f78 100644 --- a/drivers/net/wireless/ath/ath10k/ce.h +++ b/drivers/net/wireless/ath/ath10k/ce.h @@ -329,6 +329,8 @@ struct ath10k_ce_ops { void (*ce_set_dest_ring_base_addr_hi)(struct ath10k *ar, u32 ce_ctrl_addr, u64 addr); + int (*ce_completed_send_next_nolock)(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp); }; static inline u32 ath10k_ce_base_address(struct ath10k *ar, unsigned int ce_id) -- cgit v1.2.3-59-g8ed1b From 4b816f170b1fe4c2024d530c0d56990413f9ceec Mon Sep 17 00:00:00 2001 From: Abhishek Ambure Date: Mon, 25 Feb 2019 11:45:46 +0200 Subject: ath10k: add support for ack rssi value of management tx packets In WCN3990, WMI_TLV_SERVICE_TX_DATA_MGMT_ACK_RSSI service Indicates that the firmware has the capability to send the RSSI value of the ACK for all data and management packets transmitted. If WMI_RSRC_CFG_FLAG_TX_ACK_RSSI is set in host capability then firmware sends RSSI value in "management" tx completion event. Host extracts ack rssi values of management packets from their tx completion event. Tested HW: WCN3990 Tested FW: WLAN.HL.2.0-01617-QCAHLSWMTPLZ-1 Signed-off-by: Abhishek Ambure Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/wmi-tlv.c | 25 +++++++++++++++++- drivers/net/wireless/ath/ath10k/wmi-tlv.h | 25 ++++++++++++++++++ drivers/net/wireless/ath/ath10k/wmi.c | 42 ++++++++++++++++++++++--------- drivers/net/wireless/ath/ath10k/wmi.h | 11 ++++++++ 4 files changed, 90 insertions(+), 13 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c index fc62174a115c..21f9a4617186 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c @@ -673,6 +673,10 @@ ath10k_wmi_tlv_op_pull_mgmt_tx_compl_ev(struct ath10k *ar, struct sk_buff *skb, arg->desc_id = ev->desc_id; arg->status = ev->status; arg->pdev_id = ev->pdev_id; + arg->ppdu_id = ev->ppdu_id; + + if (test_bit(WMI_SERVICE_TX_DATA_ACK_RSSI, ar->wmi.svc_map)) + arg->ack_rssi = ev->ack_rssi; kfree(tb); return 0; @@ -682,8 +686,12 @@ struct wmi_tlv_tx_bundle_compl_parse { const __le32 *num_reports; const __le32 *desc_ids; const __le32 *status; + const __le32 *ppdu_ids; + const __le32 *ack_rssi; bool desc_ids_done; bool status_done; + bool ppdu_ids_done; + bool ack_rssi_done; }; static int @@ -703,6 +711,12 @@ ath10k_wmi_tlv_mgmt_tx_bundle_compl_parse(struct ath10k *ar, u16 tag, u16 len, } else if (!bundle_tx_compl->status_done) { bundle_tx_compl->status_done = true; bundle_tx_compl->status = ptr; + } else if (!bundle_tx_compl->ppdu_ids_done) { + bundle_tx_compl->ppdu_ids_done = true; + bundle_tx_compl->ppdu_ids = ptr; + } else if (!bundle_tx_compl->ack_rssi_done) { + bundle_tx_compl->ack_rssi_done = true; + bundle_tx_compl->ack_rssi = ptr; } break; default: @@ -733,6 +747,10 @@ static int ath10k_wmi_tlv_op_pull_mgmt_tx_bundle_compl_ev( arg->num_reports = *bundle_tx_compl.num_reports; arg->desc_ids = bundle_tx_compl.desc_ids; arg->status = bundle_tx_compl.status; + arg->ppdu_ids = bundle_tx_compl.ppdu_ids; + + if (test_bit(WMI_SERVICE_TX_DATA_ACK_RSSI, ar->wmi.svc_map)) + arg->ack_rssi = bundle_tx_compl.ack_rssi; return 0; } @@ -1679,6 +1697,9 @@ static struct sk_buff *ath10k_wmi_tlv_op_gen_init(struct ath10k *ar) cfg->num_ocb_schedules = __cpu_to_le32(0); cfg->host_capab = __cpu_to_le32(WMI_TLV_FLAG_MGMT_BUNDLE_TX_COMPL); + if (test_bit(WMI_SERVICE_TX_DATA_ACK_RSSI, ar->wmi.svc_map)) + cfg->host_capab |= __cpu_to_le32(WMI_RSRC_CFG_FLAG_TX_ACK_RSSI); + ath10k_wmi_put_host_mem_chunks(ar, chunks); ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv init\n"); @@ -2745,7 +2766,9 @@ ath10k_wmi_tlv_op_gen_mgmt_tx_send(struct ath10k *ar, struct sk_buff *msdu, arvif = (void *)cb->vif->drv_priv; vdev_id = arvif->vdev_id; - if (WARN_ON_ONCE(!ieee80211_is_mgmt(hdr->frame_control))) + if (WARN_ON_ONCE(!ieee80211_is_mgmt(hdr->frame_control) && + (!(ieee80211_is_nullfunc(hdr->frame_control) || + ieee80211_is_qos_nullfunc(hdr->frame_control))))) return ERR_PTR(-EINVAL); len = sizeof(*cmd) + 2 * sizeof(*tlv); diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.h b/drivers/net/wireless/ath/ath10k/wmi-tlv.h index af4cb0e14952..52e0e73ac5f9 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.h +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.h @@ -14,6 +14,8 @@ #define WMI_TLV_VDEV_PARAM_UNSUPPORTED 0 #define WMI_TLV_MGMT_TX_FRAME_MAX_LEN 64 +#define WMI_RSRC_CFG_FLAG_TX_ACK_RSSI BIT(18) + enum wmi_tlv_grp_id { WMI_TLV_GRP_START = 0x3, WMI_TLV_GRP_SCAN = WMI_TLV_GRP_START, @@ -1384,6 +1386,25 @@ enum wmi_tlv_service { WMI_TLV_SERVICE_AP_TWT = 153, WMI_TLV_SERVICE_GMAC_OFFLOAD_SUPPORT = 154, WMI_TLV_SERVICE_SPOOF_MAC_SUPPORT = 155, + WMI_TLV_SERVICE_PEER_TID_CONFIGS_SUPPORT = 156, + WMI_TLV_SERVICE_VDEV_SWRETRY_PER_AC_CONFIG_SUPPORT = 157, + WMI_TLV_SERVICE_DUAL_BEACON_ON_SINGLE_MAC_SCC_SUPPORT = 158, + WMI_TLV_SERVICE_DUAL_BEACON_ON_SINGLE_MAC_MCC_SUPPORT = 159, + WMI_TLV_SERVICE_MOTION_DET = 160, + WMI_TLV_SERVICE_INFRA_MBSSID = 161, + WMI_TLV_SERVICE_OBSS_SPATIAL_REUSE = 162, + WMI_TLV_SERVICE_VDEV_DIFFERENT_BEACON_INTERVAL_SUPPORT = 163, + WMI_TLV_SERVICE_NAN_DBS_SUPPORT = 164, + WMI_TLV_SERVICE_NDI_DBS_SUPPORT = 165, + WMI_TLV_SERVICE_NAN_SAP_SUPPORT = 166, + WMI_TLV_SERVICE_NDI_SAP_SUPPORT = 167, + WMI_TLV_SERVICE_CFR_CAPTURE_SUPPORT = 168, + WMI_TLV_SERVICE_CFR_CAPTURE_IND_MSG_TYPE_1 = 169, + WMI_TLV_SERVICE_ESP_SUPPORT = 170, + WMI_TLV_SERVICE_PEER_CHWIDTH_CHANGE = 171, + WMI_TLV_SERVICE_WLAN_HPCS_PULSE = 172, + WMI_TLV_SERVICE_PER_VDEV_CHAINMASK_CONFIG_SUPPORT = 173, + WMI_TLV_SERVICE_TX_DATA_MGMT_ACK_RSSI = 174, WMI_TLV_MAX_EXT_SERVICE = 256, }; @@ -1557,6 +1578,8 @@ wmi_tlv_svc_map_ext(const __le32 *in, unsigned long *out, size_t len) SVCMAP(WMI_TLV_SERVICE_THERM_THROT, WMI_SERVICE_THERM_THROT, WMI_TLV_MAX_SERVICE); + SVCMAP(WMI_TLV_SERVICE_TX_DATA_MGMT_ACK_RSSI, + WMI_SERVICE_TX_DATA_ACK_RSSI, WMI_TLV_MAX_SERVICE); } #undef SVCMAP @@ -1588,6 +1611,8 @@ struct wmi_tlv_mgmt_tx_compl_ev { __le32 desc_id; __le32 status; __le32 pdev_id; + __le32 ppdu_id; + __le32 ack_rssi; }; #define WMI_TLV_MGMT_RX_NUM_RSSI 4 diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index 97e5b2eb8a91..52f1752e2065 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -2342,8 +2342,8 @@ static bool ath10k_wmi_rx_is_decrypted(struct ath10k *ar, return true; } -static int wmi_process_mgmt_tx_comp(struct ath10k *ar, u32 desc_id, - u32 status) +static int +wmi_process_mgmt_tx_comp(struct ath10k *ar, struct mgmt_tx_compl_params *param) { struct ath10k_mgmt_tx_pkt_addr *pkt_addr; struct ath10k_wmi *wmi = &ar->wmi; @@ -2353,10 +2353,10 @@ static int wmi_process_mgmt_tx_comp(struct ath10k *ar, u32 desc_id, spin_lock_bh(&ar->data_lock); - pkt_addr = idr_find(&wmi->mgmt_pending_tx, desc_id); + pkt_addr = idr_find(&wmi->mgmt_pending_tx, param->desc_id); if (!pkt_addr) { ath10k_warn(ar, "received mgmt tx completion for invalid msdu_id: %d\n", - desc_id); + param->desc_id); ret = -ENOENT; goto out; } @@ -2366,17 +2366,21 @@ static int wmi_process_mgmt_tx_comp(struct ath10k *ar, u32 desc_id, msdu->len, DMA_TO_DEVICE); info = IEEE80211_SKB_CB(msdu); - if (status) + if (param->status) { info->flags &= ~IEEE80211_TX_STAT_ACK; - else + } else { info->flags |= IEEE80211_TX_STAT_ACK; + info->status.ack_signal = ATH10K_DEFAULT_NOISE_FLOOR + + param->ack_rssi; + info->status.is_valid_ack_signal = true; + } ieee80211_tx_status_irqsafe(ar->hw, msdu); ret = 0; out: - idr_remove(&wmi->mgmt_pending_tx, desc_id); + idr_remove(&wmi->mgmt_pending_tx, param->desc_id); spin_unlock_bh(&ar->data_lock); return ret; } @@ -2384,6 +2388,7 @@ out: int ath10k_wmi_event_mgmt_tx_compl(struct ath10k *ar, struct sk_buff *skb) { struct wmi_tlv_mgmt_tx_compl_ev_arg arg; + struct mgmt_tx_compl_params param; int ret; ret = ath10k_wmi_pull_mgmt_tx_compl(ar, skb, &arg); @@ -2392,8 +2397,14 @@ int ath10k_wmi_event_mgmt_tx_compl(struct ath10k *ar, struct sk_buff *skb) return ret; } - wmi_process_mgmt_tx_comp(ar, __le32_to_cpu(arg.desc_id), - __le32_to_cpu(arg.status)); + memset(¶m, 0, sizeof(struct mgmt_tx_compl_params)); + param.desc_id = __le32_to_cpu(arg.desc_id); + param.status = __le32_to_cpu(arg.status); + + if (test_bit(WMI_SERVICE_TX_DATA_ACK_RSSI, ar->wmi.svc_map)) + param.ack_rssi = __le32_to_cpu(arg.ack_rssi); + + wmi_process_mgmt_tx_comp(ar, ¶m); ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv evnt mgmt tx completion\n"); @@ -2403,6 +2414,7 @@ int ath10k_wmi_event_mgmt_tx_compl(struct ath10k *ar, struct sk_buff *skb) int ath10k_wmi_event_mgmt_tx_bundle_compl(struct ath10k *ar, struct sk_buff *skb) { struct wmi_tlv_mgmt_tx_bundle_compl_ev_arg arg; + struct mgmt_tx_compl_params param; u32 num_reports; int i, ret; @@ -2414,9 +2426,15 @@ int ath10k_wmi_event_mgmt_tx_bundle_compl(struct ath10k *ar, struct sk_buff *skb num_reports = __le32_to_cpu(arg.num_reports); - for (i = 0; i < num_reports; i++) - wmi_process_mgmt_tx_comp(ar, __le32_to_cpu(arg.desc_ids[i]), - __le32_to_cpu(arg.status[i])); + for (i = 0; i < num_reports; i++) { + memset(¶m, 0, sizeof(struct mgmt_tx_compl_params)); + param.desc_id = __le32_to_cpu(arg.desc_ids[i]); + param.status = __le32_to_cpu(arg.desc_ids[i]); + + if (test_bit(WMI_SERVICE_TX_DATA_ACK_RSSI, ar->wmi.svc_map)) + param.ack_rssi = __le32_to_cpu(arg.ack_rssi[i]); + wmi_process_mgmt_tx_comp(ar, ¶m); + } ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv event bundle mgmt tx completion\n"); diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index d9b646f3dcc2..a1a558b03de7 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -6725,16 +6725,27 @@ struct wmi_scan_ev_arg { __le32 vdev_id; }; +struct mgmt_tx_compl_params { + u32 desc_id; + u32 status; + u32 ppdu_id; + int ack_rssi; +}; + struct wmi_tlv_mgmt_tx_compl_ev_arg { __le32 desc_id; __le32 status; __le32 pdev_id; + __le32 ppdu_id; + __le32 ack_rssi; }; struct wmi_tlv_mgmt_tx_bundle_compl_ev_arg { __le32 num_reports; const __le32 *desc_ids; const __le32 *status; + const __le32 *ppdu_ids; + const __le32 *ack_rssi; }; struct wmi_mgmt_rx_ev_arg { -- cgit v1.2.3-59-g8ed1b From 6ddc3860a5668808bacbfcb1f1bf50d5d7ad1956 Mon Sep 17 00:00:00 2001 From: Abhishek Ambure Date: Mon, 25 Feb 2019 11:45:48 +0200 Subject: ath10k: add support for ack rssi value of data tx packets In WCN3990, WMI_TLV_SERVICE_TX_DATA_MGMT_ACK_RSSI service Indicates that the firmware has the capability to send the RSSI value of the ACK for all data and management packets transmitted. If WMI_RSRC_CFG_FLAG_TX_ACK_RSSI is set in host capability then firmware sends RSSI value in "data" tx completion event. Host extracts ack rssi values of data packets from their tx completion event. Tested HW: WCN3990 Tested FW: WLAN.HL.2.0-01617-QCAHLSWMTPLZ-1 Signed-off-by: Abhishek Ambure Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/htt.h | 86 ++++++++++++++++++++++++++++++++ drivers/net/wireless/ath/ath10k/htt_rx.c | 12 +++-- drivers/net/wireless/ath/ath10k/hw.c | 32 +++++++++++- drivers/net/wireless/ath/ath10k/hw.h | 22 ++++++++ 4 files changed, 146 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/htt.h b/drivers/net/wireless/ath/ath10k/htt.h index fef716aa8f3a..4cee5492abc8 100644 --- a/drivers/net/wireless/ath/ath10k/htt.h +++ b/drivers/net/wireless/ath/ath10k/htt.h @@ -578,6 +578,10 @@ struct htt_mgmt_tx_completion { #define HTT_TX_CMPL_FLAG_PA_PRESENT BIT(2) #define HTT_TX_CMPL_FLAG_PPDU_DURATION_PRESENT BIT(3) +#define HTT_TX_DATA_RSSI_ENABLE_WCN3990 BIT(3) +#define HTT_TX_DATA_APPEND_RETRIES BIT(0) +#define HTT_TX_DATA_APPEND_TIMESTAMP BIT(1) + struct htt_rx_indication_hdr { u8 info0; /* %HTT_RX_INDICATION_INFO0_ */ __le16 peer_id; @@ -852,6 +856,88 @@ enum htt_data_tx_flags { #define HTT_TX_COMPL_INV_MSDU_ID 0xFFFF +struct htt_append_retries { + __le16 msdu_id; + u8 tx_retries; + u8 flag; +} __packed; + +struct htt_data_tx_completion_ext { + struct htt_append_retries a_retries; + __le32 t_stamp; + __le16 msdus_rssi[0]; +} __packed; + +/** + * @brief target -> host TX completion indication message definition + * + * @details + * The following diagram shows the format of the TX completion indication sent + * from the target to the host + * + * |31 28|27|26|25|24|23 16| 15 |14 11|10 8|7 0| + * |-------------------------------------------------------------| + * header: |rsvd |A2|TP|A1|A0| num | t_i| tid |status| msg_type | + * |-------------------------------------------------------------| + * payload: | MSDU1 ID | MSDU0 ID | + * |-------------------------------------------------------------| + * : MSDU3 ID : MSDU2 ID : + * |-------------------------------------------------------------| + * | struct htt_tx_compl_ind_append_retries | + * |- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -| + * | struct htt_tx_compl_ind_append_tx_tstamp | + * |- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -| + * | MSDU1 ACK RSSI | MSDU0 ACK RSSI | + * |-------------------------------------------------------------| + * : MSDU3 ACK RSSI : MSDU2 ACK RSSI : + * |- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -| + * -msg_type + * Bits 7:0 + * Purpose: identifies this as HTT TX completion indication + * -status + * Bits 10:8 + * Purpose: the TX completion status of payload fragmentations descriptors + * Value: could be HTT_TX_COMPL_IND_STAT_OK or HTT_TX_COMPL_IND_STAT_DISCARD + * -tid + * Bits 14:11 + * Purpose: the tid associated with those fragmentation descriptors. It is + * valid or not, depending on the tid_invalid bit. + * Value: 0 to 15 + * -tid_invalid + * Bits 15:15 + * Purpose: this bit indicates whether the tid field is valid or not + * Value: 0 indicates valid, 1 indicates invalid + * -num + * Bits 23:16 + * Purpose: the number of payload in this indication + * Value: 1 to 255 + * -A0 = append + * Bits 24:24 + * Purpose: append the struct htt_tx_compl_ind_append_retries which contains + * the number of tx retries for one MSDU at the end of this message + * Value: 0 indicates no appending, 1 indicates appending + * -A1 = append1 + * Bits 25:25 + * Purpose: Append the struct htt_tx_compl_ind_append_tx_tstamp which + * contains the timestamp info for each TX msdu id in payload. + * Value: 0 indicates no appending, 1 indicates appending + * -TP = MSDU tx power presence + * Bits 26:26 + * Purpose: Indicate whether the TX_COMPL_IND includes a tx power report + * for each MSDU referenced by the TX_COMPL_IND message. + * The order of the per-MSDU tx power reports matches the order + * of the MSDU IDs. + * Value: 0 indicates not appending, 1 indicates appending + * -A2 = append2 + * Bits 27:27 + * Purpose: Indicate whether data ACK RSSI is appended for each MSDU in + * TX_COMP_IND message. The order of the per-MSDU ACK RSSI report + * matches the order of the MSDU IDs. + * The ACK RSSI values are valid when status is COMPLETE_OK (and + * this append2 bit is set). + * Value: 0 indicates not appending, 1 indicates appending + */ + struct htt_data_tx_completion { union { u8 flags; diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index 4fc885617de1..b3d76263417e 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -2210,7 +2210,7 @@ static void ath10k_htt_rx_tx_compl_ind(struct ath10k *ar, __le16 msdu_id, *msdus; bool rssi_enabled = false; u8 msdu_count = 0, num_airtime_records, tid; - int i; + int i, htt_pad = 0; struct htt_data_tx_compl_ppdu_dur *ppdu_info; struct ath10k_peer *peer; u16 ppdu_info_offset = 0, peer_id; @@ -2239,9 +2239,11 @@ static void ath10k_htt_rx_tx_compl_ind(struct ath10k *ar, msdu_count = resp->data_tx_completion.num_msdus; msdus = resp->data_tx_completion.msdus; + rssi_enabled = ath10k_is_rssi_enable(&ar->hw_params, resp); - if (resp->data_tx_completion.flags2 & HTT_TX_CMPL_FLAG_DATA_RSSI) - rssi_enabled = true; + if (rssi_enabled) + htt_pad = ath10k_tx_data_rssi_get_pad_bytes(&ar->hw_params, + resp); for (i = 0; i < msdu_count; i++) { msdu_id = msdus[i]; @@ -2253,10 +2255,10 @@ static void ath10k_htt_rx_tx_compl_ind(struct ath10k *ar, * last msdu id with 0xffff */ if (msdu_count & 0x01) { - msdu_id = msdus[msdu_count + i + 1]; + msdu_id = msdus[msdu_count + i + 1 + htt_pad]; tx_done.ack_rssi = __le16_to_cpu(msdu_id); } else { - msdu_id = msdus[msdu_count + i]; + msdu_id = msdus[msdu_count + i + htt_pad]; tx_done.ack_rssi = __le16_to_cpu(msdu_id); } } diff --git a/drivers/net/wireless/ath/ath10k/hw.c b/drivers/net/wireless/ath/ath10k/hw.c index eeaee8e41b28..ad082b7d7643 100644 --- a/drivers/net/wireless/ath/ath10k/hw.c +++ b/drivers/net/wireless/ath/ath10k/hw.c @@ -1100,6 +1100,32 @@ int ath10k_hw_diag_fast_download(struct ath10k *ar, return ret; } +static int ath10k_htt_tx_rssi_enable(struct htt_resp *resp) +{ + return (resp->data_tx_completion.flags2 & HTT_TX_CMPL_FLAG_DATA_RSSI); +} + +static int ath10k_htt_tx_rssi_enable_wcn3990(struct htt_resp *resp) +{ + return (resp->data_tx_completion.flags2 & + HTT_TX_DATA_RSSI_ENABLE_WCN3990); +} + +static int ath10k_get_htt_tx_data_rssi_pad(struct htt_resp *resp) +{ + struct htt_data_tx_completion_ext extd; + int pad_bytes = 0; + + if (resp->data_tx_completion.flags2 & HTT_TX_DATA_APPEND_RETRIES) + pad_bytes += sizeof(extd.a_retries) / + sizeof(extd.msdus_rssi[0]); + + if (resp->data_tx_completion.flags2 & HTT_TX_DATA_APPEND_TIMESTAMP) + pad_bytes += sizeof(extd.t_stamp) / sizeof(extd.msdus_rssi[0]); + + return pad_bytes; +} + const struct ath10k_hw_ops qca988x_ops = { .set_coverage_class = ath10k_hw_qca988x_set_coverage_class, }; @@ -1124,6 +1150,10 @@ const struct ath10k_hw_ops qca99x0_ops = { const struct ath10k_hw_ops qca6174_ops = { .set_coverage_class = ath10k_hw_qca988x_set_coverage_class, .enable_pll_clk = ath10k_hw_qca6174_enable_pll_clock, + .is_rssi_enable = ath10k_htt_tx_rssi_enable, }; -const struct ath10k_hw_ops wcn3990_ops = {}; +const struct ath10k_hw_ops wcn3990_ops = { + .tx_data_rssi_pad_bytes = ath10k_get_htt_tx_data_rssi_pad, + .is_rssi_enable = ath10k_htt_tx_rssi_enable_wcn3990, +}; diff --git a/drivers/net/wireless/ath/ath10k/hw.h b/drivers/net/wireless/ath/ath10k/hw.h index de7dc01bf51d..97ca42c4e3b4 100644 --- a/drivers/net/wireless/ath/ath10k/hw.h +++ b/drivers/net/wireless/ath/ath10k/hw.h @@ -609,6 +609,8 @@ struct ath10k_hw_params { }; struct htt_rx_desc; +struct htt_resp; +struct htt_data_tx_completion_ext; /* Defines needed for Rx descriptor abstraction */ struct ath10k_hw_ops { @@ -616,6 +618,8 @@ struct ath10k_hw_ops { void (*set_coverage_class)(struct ath10k *ar, s16 value); int (*enable_pll_clk)(struct ath10k *ar); bool (*rx_desc_get_msdu_limit_error)(struct htt_rx_desc *rxd); + int (*tx_data_rssi_pad_bytes)(struct htt_resp *htt); + int (*is_rssi_enable)(struct htt_resp *resp); }; extern const struct ath10k_hw_ops qca988x_ops; @@ -643,6 +647,24 @@ ath10k_rx_desc_msdu_limit_error(struct ath10k_hw_params *hw, return false; } +static inline int +ath10k_tx_data_rssi_get_pad_bytes(struct ath10k_hw_params *hw, + struct htt_resp *htt) +{ + if (hw->hw_ops->tx_data_rssi_pad_bytes) + return hw->hw_ops->tx_data_rssi_pad_bytes(htt); + return 0; +} + +static inline int +ath10k_is_rssi_enable(struct ath10k_hw_params *hw, + struct htt_resp *resp) +{ + if (hw->hw_ops->is_rssi_enable) + return hw->hw_ops->is_rssi_enable(resp); + return 0; +} + /* Target specific defines for MAIN firmware */ #define TARGET_NUM_VDEVS 8 #define TARGET_NUM_PEER_AST 2 -- cgit v1.2.3-59-g8ed1b From 1c136e41fb779b6c8127eec19b2a0669a4a7c9a7 Mon Sep 17 00:00:00 2001 From: Rakesh Pillai Date: Mon, 25 Feb 2019 11:45:50 +0200 Subject: ath10k: enhance logging for vdev pdev & peer set param Currently after enabling the WMI debug logging, there is no detail printed about the param id and the param value for the pdev, vdev and peer params which are set. Enhance the WMI logging to print the param id and the param value for pdev, vdev and peer set param wmi commands. Tested HW: WCN3990 Tested FW: WLAN.HL.2.0-01387-QCAHLSWMTPLZ-1 WLAN.HL.3.1-00784-QCAHLSWMTPLZ-1 Signed-off-by: Rakesh Pillai Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/wmi-tlv.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c index 21f9a4617186..c64c6ca7be42 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c @@ -1583,7 +1583,8 @@ ath10k_wmi_tlv_op_gen_pdev_set_param(struct ath10k *ar, u32 param_id, cmd->param_id = __cpu_to_le32(param_id); cmd->param_value = __cpu_to_le32(param_value); - ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv pdev set param\n"); + ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv pdev set param %d value 0x%x\n", + param_id, param_value); return skb; } @@ -2056,7 +2057,8 @@ ath10k_wmi_tlv_op_gen_vdev_set_param(struct ath10k *ar, u32 vdev_id, cmd->param_id = __cpu_to_le32(param_id); cmd->param_value = __cpu_to_le32(param_value); - ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv vdev set param\n"); + ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv vdev %d set param %d value 0x%x\n", + vdev_id, param_id, param_value); return skb; } @@ -2372,7 +2374,9 @@ ath10k_wmi_tlv_op_gen_peer_set_param(struct ath10k *ar, u32 vdev_id, cmd->param_value = __cpu_to_le32(param_value); ether_addr_copy(cmd->peer_macaddr.addr, peer_addr); - ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv peer set param\n"); + ath10k_dbg(ar, ATH10K_DBG_WMI, + "wmi tlv vdev %d peer %pM set param %d value 0x%x\n", + vdev_id, peer_addr, param_id, param_value); return skb; } -- cgit v1.2.3-59-g8ed1b From d961284df24b8566b473d3828fe299677e155ae6 Mon Sep 17 00:00:00 2001 From: Yu Wang Date: Mon, 25 Feb 2019 11:45:52 +0200 Subject: ath10k: correct the format of host memory chunks in wmi init command This is a theoretical fix, the issue is found in code review. When adding the host memory chunks into wmi-tlv init command, there is no separate tlv header for each host memory chunk in the struct array, which breaches the convention between host and firmware, will result in mismatch between the two. To fix this issue, add separate tlv headers for the host memory chunks in wmi-tlv init command. Signed-off-by: Yu Wang Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/wmi-tlv.c | 39 ++++++++++++++++++++++++++++--- 1 file changed, 36 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c index c64c6ca7be42..654ebef67b2d 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c @@ -1588,17 +1588,50 @@ ath10k_wmi_tlv_op_gen_pdev_set_param(struct ath10k *ar, u32 param_id, return skb; } +static void +ath10k_wmi_tlv_put_host_mem_chunks(struct ath10k *ar, void *host_mem_chunks) +{ + struct host_memory_chunk *chunk; + struct wmi_tlv *tlv; + int i; + __le16 tlv_len, tlv_tag; + + tlv_tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_WLAN_HOST_MEMORY_CHUNK); + tlv_len = __cpu_to_le16(sizeof(*chunk)); + for (i = 0; i < ar->wmi.num_mem_chunks; i++) { + tlv = host_mem_chunks; + tlv->tag = tlv_tag; + tlv->len = tlv_len; + chunk = (void *)tlv->value; + + chunk->ptr = __cpu_to_le32(ar->wmi.mem_chunks[i].paddr); + chunk->size = __cpu_to_le32(ar->wmi.mem_chunks[i].len); + chunk->req_id = __cpu_to_le32(ar->wmi.mem_chunks[i].req_id); + + ath10k_dbg(ar, ATH10K_DBG_WMI, + "wmi-tlv chunk %d len %d, addr 0x%llx, id 0x%x\n", + i, + ar->wmi.mem_chunks[i].len, + (unsigned long long)ar->wmi.mem_chunks[i].paddr, + ar->wmi.mem_chunks[i].req_id); + + host_mem_chunks += sizeof(*tlv); + host_mem_chunks += sizeof(*chunk); + } +} + static struct sk_buff *ath10k_wmi_tlv_op_gen_init(struct ath10k *ar) { struct sk_buff *skb; struct wmi_tlv *tlv; struct wmi_tlv_init_cmd *cmd; struct wmi_tlv_resource_config *cfg; - struct wmi_host_mem_chunks *chunks; + void *chunks; size_t len, chunks_len; void *ptr; - chunks_len = ar->wmi.num_mem_chunks * sizeof(struct host_memory_chunk); + chunks_len = ar->wmi.num_mem_chunks * + (sizeof(struct host_memory_chunk) + sizeof(*tlv)); len = (sizeof(*tlv) + sizeof(*cmd)) + (sizeof(*tlv) + sizeof(*cfg)) + (sizeof(*tlv) + chunks_len); @@ -1701,7 +1734,7 @@ static struct sk_buff *ath10k_wmi_tlv_op_gen_init(struct ath10k *ar) if (test_bit(WMI_SERVICE_TX_DATA_ACK_RSSI, ar->wmi.svc_map)) cfg->host_capab |= __cpu_to_le32(WMI_RSRC_CFG_FLAG_TX_ACK_RSSI); - ath10k_wmi_put_host_mem_chunks(ar, chunks); + ath10k_wmi_tlv_put_host_mem_chunks(ar, chunks); ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv init\n"); return skb; -- cgit v1.2.3-59-g8ed1b From bf1f0a1a4da14bbb7cab3e272e7fd008abde21ef Mon Sep 17 00:00:00 2001 From: Alagu Sankar Date: Mon, 25 Feb 2019 11:45:57 +0200 Subject: ath10k: sdio: set hi_acs_flags The SDIO firmware does not allow transmitting packets with the reduced tx completion HI_ACS option. SDIO firmware uses 1544 as alternate credit size, which is not big enough for the maximum sized mac80211 frames. Disable both these HI_ACS flags for SDIO. Co-developed-by: Wen Gong Signed-off-by: Alagu Sankar Signed-off-by: Wen Gong Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/core.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index ac2cf3f1c7b4..0c62a61b5eac 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -637,10 +637,16 @@ static void ath10k_init_sdio(struct ath10k *ar) ath10k_bmi_write32(ar, hi_mbox_isr_yield_limit, 99); ath10k_bmi_read32(ar, hi_acs_flags, ¶m); - param |= (HI_ACS_FLAGS_SDIO_SWAP_MAILBOX_SET | - HI_ACS_FLAGS_SDIO_REDUCE_TX_COMPL_SET | - HI_ACS_FLAGS_ALT_DATA_CREDIT_SIZE); + /* Data transfer is not initiated, when reduced Tx completion + * is used for SDIO. disable it until fixed + */ + param &= ~HI_ACS_FLAGS_SDIO_REDUCE_TX_COMPL_SET; + /* Alternate credit size of 1544 as used by SDIO firmware is + * not big enough for mac80211 / native wifi frames. disable it + */ + param &= ~HI_ACS_FLAGS_ALT_DATA_CREDIT_SIZE; + param |= HI_ACS_FLAGS_SDIO_SWAP_MAILBOX_SET; ath10k_bmi_write32(ar, hi_acs_flags, param); } -- cgit v1.2.3-59-g8ed1b From 6cd70c65647b675250ac490bfd7f45bae2cf2aa8 Mon Sep 17 00:00:00 2001 From: Alagu Sankar Date: Mon, 25 Feb 2019 11:45:59 +0200 Subject: ath10k: sdio: disable fwlog prints The SDIO firmware may turn it on based on scratch registers so disable the firmware log to avoid that. Co-developed-by: Wen Gong Signed-off-by: Alagu Sankar Signed-off-by: Wen Gong Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/core.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index 0c62a61b5eac..7ccd6741c5b0 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -648,6 +648,13 @@ static void ath10k_init_sdio(struct ath10k *ar) param &= ~HI_ACS_FLAGS_ALT_DATA_CREDIT_SIZE; param |= HI_ACS_FLAGS_SDIO_SWAP_MAILBOX_SET; ath10k_bmi_write32(ar, hi_acs_flags, param); + + /* Explicitly set fwlog prints to zero as target may turn it on + * based on scratch registers. + */ + ath10k_bmi_read32(ar, hi_option_flag, ¶m); + param |= HI_OPTION_DISABLE_DBGLOG; + ath10k_bmi_write32(ar, hi_option_flag, param); } static int ath10k_init_configure_target(struct ath10k *ar) -- cgit v1.2.3-59-g8ed1b From 55545b08701291b404f79cdc644b99d70e7f486e Mon Sep 17 00:00:00 2001 From: Wen Gong Date: Mon, 25 Feb 2019 11:46:01 +0200 Subject: ath10k: sdio: reset chip on power_down() The target device needs to be reset during power_down(), otherwise only the first power_up() will work. And as ath10k calls power_up() during driver initialisation the driver would be otherwise unusable. Tested with QCA6174 SDIO with firmware WLAN.RMH.4.4.1-00005-QCARMSWP-1. Signed-off-by: Wen Gong Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/sdio.c | 24 ++++++++++++++++-------- 1 file changed, 16 insertions(+), 8 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/sdio.c b/drivers/net/wireless/ath/ath10k/sdio.c index d62502f386f2..fae56c67766f 100644 --- a/drivers/net/wireless/ath/ath10k/sdio.c +++ b/drivers/net/wireless/ath/ath10k/sdio.c @@ -1382,6 +1382,12 @@ static int ath10k_sdio_hif_power_up(struct ath10k *ar, ath10k_dbg(ar, ATH10K_DBG_BOOT, "sdio power on\n"); + ret = ath10k_sdio_config(ar); + if (ret) { + ath10k_err(ar, "failed to config sdio: %d\n", ret); + return ret; + } + sdio_claim_host(func); ret = sdio_enable_func(func); @@ -1419,11 +1425,19 @@ static void ath10k_sdio_hif_power_down(struct ath10k *ar) /* Disable the card */ sdio_claim_host(ar_sdio->func); + ret = sdio_disable_func(ar_sdio->func); - sdio_release_host(ar_sdio->func); + if (ret) { + ath10k_warn(ar, "unable to disable sdio function: %d\n", ret); + sdio_release_host(ar_sdio->func); + return; + } + ret = mmc_hw_reset(ar_sdio->func->card->host); if (ret) - ath10k_warn(ar, "unable to disable sdio function: %d\n", ret); + ath10k_warn(ar, "unable to reset sdio: %d\n", ret); + + sdio_release_host(ar_sdio->func); ar_sdio->is_disabled = true; } @@ -2028,12 +2042,6 @@ static int ath10k_sdio_probe(struct sdio_func *func, ath10k_sdio_set_mbox_info(ar); - ret = ath10k_sdio_config(ar); - if (ret) { - ath10k_err(ar, "failed to config sdio: %d\n", ret); - goto err_free_wq; - } - bus_params.dev_type = ATH10K_DEV_TYPE_HL; /* TODO: don't know yet how to get chip_id with SDIO */ bus_params.chip_id = 0; -- cgit v1.2.3-59-g8ed1b From 7d444522303177f3a3c09b9abb104ddeea470a70 Mon Sep 17 00:00:00 2001 From: Alagu Sankar Date: Mon, 25 Feb 2019 11:46:03 +0200 Subject: ath10k: don't report unset rssi values to mac80211 The SDIO firmware does not provide RSSI value to the host, it's only set to zero. In that case don't report the value to mac80211. One risk here is that value zero might be a valid value with other firmware, currently there's no way to detect that. Without the fix, the rssi value indicated by iw changes between the actual value and -95. Tested with QCA6174 SDIO with firmware WLAN.RMH.4.4.1-00005-QCARMSWP-1. Co-developed-by: Wen Gong Signed-off-by: Alagu Sankar Signed-off-by: Wen Gong Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/htt_rx.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index b3d76263417e..129fd15e9cc9 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -2119,9 +2119,15 @@ static bool ath10k_htt_rx_proc_rx_ind_hl(struct ath10k_htt *htt, hdr = (struct ieee80211_hdr *)skb->data; rx_status = IEEE80211_SKB_RXCB(skb); rx_status->chains |= BIT(0); - rx_status->signal = ATH10K_DEFAULT_NOISE_FLOOR + - rx->ppdu.combined_rssi; - rx_status->flag &= ~RX_FLAG_NO_SIGNAL_VAL; + if (rx->ppdu.combined_rssi == 0) { + /* SDIO firmware does not provide signal */ + rx_status->signal = 0; + rx_status->flag |= RX_FLAG_NO_SIGNAL_VAL; + } else { + rx_status->signal = ATH10K_DEFAULT_NOISE_FLOOR + + rx->ppdu.combined_rssi; + rx_status->flag &= ~RX_FLAG_NO_SIGNAL_VAL; + } spin_lock_bh(&ar->data_lock); ch = ar->scan_channel; -- cgit v1.2.3-59-g8ed1b From 761156ff573d1002983416e4fd1fe8d3489c4bd8 Mon Sep 17 00:00:00 2001 From: Surabhi Vishnoi Date: Fri, 15 Feb 2019 20:49:37 +0530 Subject: ath10k: Fix length of wmi tlv command for protected mgmt frames The length of wmi tlv command for management tx send is calculated incorrectly in case of protected management frames as there is addition of IEEE80211_CCMP_MIC_LEN twice. This leads to improper behaviour of firmware as the wmi tlv mgmt tx send command for protected mgmt frames is formed wrongly. Fix the length calculation of wmi tlv command for mgmt tx send in case of protected management frames by adding the IEEE80211_CCMP_MIC_LEN only once. Tested HW: WCN3990 Tested FW: WLAN.HL.3.1-00784-QCAHLSWMTPLZ-1 Fixes: 1807da49733e "ath10k: wmi: add management tx by reference support over wmi" Signed-off-by: Surabhi Vishnoi Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/wmi-tlv.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c index 654ebef67b2d..890887eb886a 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c @@ -2813,10 +2813,8 @@ ath10k_wmi_tlv_op_gen_mgmt_tx_send(struct ath10k *ar, struct sk_buff *msdu, if ((ieee80211_is_action(hdr->frame_control) || ieee80211_is_deauth(hdr->frame_control) || ieee80211_is_disassoc(hdr->frame_control)) && - ieee80211_has_protected(hdr->frame_control)) { - len += IEEE80211_CCMP_MIC_LEN; + ieee80211_has_protected(hdr->frame_control)) buf_len += IEEE80211_CCMP_MIC_LEN; - } buf_len = min_t(u32, buf_len, WMI_TLV_MGMT_TX_FRAME_MAX_LEN); buf_len = round_up(buf_len, 4); -- cgit v1.2.3-59-g8ed1b From 6566abea0b97ec7cc94538e713d3500219be02c5 Mon Sep 17 00:00:00 2001 From: Wen Gong Date: Mon, 18 Feb 2019 14:14:31 +0800 Subject: ath10k: remove the calibration data fetch for sdio The calibration data fetch will trigger sdio error, then sdio will become fail untill reboot system. If happens when run ifconfig wlan down, then ifconfig wlan up will fail untill reboot system.Remove it fix the ifconfig wlan issue. Tested with QCA6174 SDIO with firmware WLAN.RMH.4.4.1-00005-QCARMSWP-1. Signed-off-by: Wen Gong Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/debug.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index 1b8903280d42..32d967a31c65 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -1252,6 +1252,9 @@ static int ath10k_debug_cal_data_fetch(struct ath10k *ar) if (WARN_ON(ar->hw_params.cal_data_len > ATH10K_DEBUG_CAL_DATA_LEN)) return -EINVAL; + if (ar->hw_params.cal_data_len == 0) + return -EOPNOTSUPP; + hi_addr = host_interest_item_address(HI_ITEM(hi_board_data)); ret = ath10k_hif_diag_read(ar, hi_addr, &addr, sizeof(addr)); -- cgit v1.2.3-59-g8ed1b From 15493239eacf4487f5744bf88a2f95b09d2a2453 Mon Sep 17 00:00:00 2001 From: Abhishek Ambure Date: Tue, 19 Feb 2019 15:31:08 +0530 Subject: ath10k: update the max num of peers supported for WCN3990 WCN3990 firmware versions WLAN.HL.2.0-01617-QCAHLSWMTPLZ-1 & onwards supports maximum 33 peers including self peer. To support maximum peers, send updated peer param to firmware during initialization. Tested HW: WCN3990 Tested FW: WLAN.HL.3.1-00784-QCAHLSWMTPLZ-1 Signed-off-by: Abhishek Ambure Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/core.c | 6 +++--- drivers/net/wireless/ath/ath10k/hw.h | 6 +++--- 2 files changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index 7ccd6741c5b0..c2d2155580eb 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -549,10 +549,10 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .sw_decrypt_mcast_mgmt = true, .hw_ops = &wcn3990_ops, .decap_align_bytes = 1, - .num_peers = TARGET_HL_10_TLV_NUM_PEERS, + .num_peers = TARGET_HL_TLV_NUM_PEERS, .n_cipher_suites = 11, - .ast_skid_limit = TARGET_HL_10_TLV_AST_SKID_LIMIT, - .num_wds_entries = TARGET_HL_10_TLV_NUM_WDS_ENTRIES, + .ast_skid_limit = TARGET_HL_TLV_AST_SKID_LIMIT, + .num_wds_entries = TARGET_HL_TLV_NUM_WDS_ENTRIES, .target_64bit = true, .rx_ring_fill_level = HTT_RX_RING_FILL_LEVEL_DUAL_MAC, .per_ce_irq = true, diff --git a/drivers/net/wireless/ath/ath10k/hw.h b/drivers/net/wireless/ath/ath10k/hw.h index 97ca42c4e3b4..71314999aa24 100644 --- a/drivers/net/wireless/ath/ath10k/hw.h +++ b/drivers/net/wireless/ath/ath10k/hw.h @@ -752,9 +752,9 @@ ath10k_is_rssi_enable(struct ath10k_hw_params *hw, #define TARGET_TLV_MGMT_NUM_MSDU_DESC (50) /* Target specific defines for WMI-HL-1.0 firmware */ -#define TARGET_HL_10_TLV_NUM_PEERS 14 -#define TARGET_HL_10_TLV_AST_SKID_LIMIT 6 -#define TARGET_HL_10_TLV_NUM_WDS_ENTRIES 2 +#define TARGET_HL_TLV_NUM_PEERS 33 +#define TARGET_HL_TLV_AST_SKID_LIMIT 16 +#define TARGET_HL_TLV_NUM_WDS_ENTRIES 2 /* Diagnostic Window */ #define CE_DIAG_PIPE 7 -- cgit v1.2.3-59-g8ed1b From cc591d77aba12ee69fedd12140b3dfa0816c178a Mon Sep 17 00:00:00 2001 From: Toke Høiland-Jørgensen Date: Fri, 15 Feb 2019 17:48:55 +0100 Subject: ath9k: Make sure to zero status.tx_time before reporting TX status MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Since ath9k reports airtime usage directly using the ieee80211_report_airtime() callback, it shouldn't also report it using the tx_time in status. Make sure the field is zeroed before TX status is reported to avoid spurious airtime being accounted by bits being left over from earlier uses of the cb. Fixes: 89cea7493a34 ("ath9k: Switch to mac80211 TXQ scheduling and airtime APIs") Signed-off-by: Toke Høiland-Jørgensen Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath9k/xmit.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index 06e0c5a6fab6..773d428ff1b0 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -2552,6 +2552,9 @@ static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf, } tx_info->status.rates[tx_rateindex].count = ts->ts_longretry + 1; + + /* we report airtime in ath_tx_count_airtime(), don't report twice */ + tx_info->status.tx_time = 0; } static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq) -- cgit v1.2.3-59-g8ed1b From d0480d4326e208abd7222803a4d8230d445803ea Mon Sep 17 00:00:00 2001 From: Andrea Greco Date: Fri, 22 Feb 2019 00:12:57 +0100 Subject: ath9k: debugfs: Fix SPUR-DOWN field SPUR DOWN field returns spurup instead of spurdown. Signed-off-by: Andrea Greco Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath9k/debug.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c index 0dfea5d6e949..26ea51a72156 100644 --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c @@ -148,7 +148,7 @@ static ssize_t read_file_ani(struct file *file, char __user *user_buf, { "OFDM LEVEL", ah->ani.ofdmNoiseImmunityLevel }, { "CCK LEVEL", ah->ani.cckNoiseImmunityLevel }, { "SPUR UP", ah->stats.ast_ani_spurup }, - { "SPUR DOWN", ah->stats.ast_ani_spurup }, + { "SPUR DOWN", ah->stats.ast_ani_spurdown }, { "OFDM WS-DET ON", ah->stats.ast_ani_ofdmon }, { "OFDM WS-DET OFF", ah->stats.ast_ani_ofdmoff }, { "MRC-CCK ON", ah->stats.ast_ani_ccklow }, -- cgit v1.2.3-59-g8ed1b From 03af21d6ba35e2a95797fc12a3b479856bacc379 Mon Sep 17 00:00:00 2001 From: YueHaibing Date: Mon, 25 Feb 2019 03:32:46 +0000 Subject: ath9k: remove set but not used variable 'acq' MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fixes gcc '-Wunused-but-set-variable' warning: drivers/net/wireless/ath/ath9k/recv.c: In function 'ath_rx_count_airtime': drivers/net/wireless/ath/ath9k/recv.c:1010:18: warning: variable 'acq' set but not used [-Wunused-but-set-variable] It's not used after 89cea7493a34 ("ath9k: Switch to mac80211 TXQ scheduling and airtime APIs"). Also remove related variables. Signed-off-by: YueHaibing Acked-by: Toke Høiland-Jørgensen Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath9k/recv.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index 285a62d3019d..4e97f7f3b2a3 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -1006,9 +1006,6 @@ static void ath_rx_count_airtime(struct ath_softc *sc, struct ath_rx_status *rs, struct sk_buff *skb) { - struct ath_node *an; - struct ath_acq *acq; - struct ath_vif *avp; struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data; struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); @@ -1019,7 +1016,7 @@ static void ath_rx_count_airtime(struct ath_softc *sc, int phy; u16 len = rs->rs_datalen; u32 airtime = 0; - u8 tidno, acno; + u8 tidno; if (!ieee80211_is_data(hdr->frame_control)) return; @@ -1029,11 +1026,7 @@ static void ath_rx_count_airtime(struct ath_softc *sc, sta = ieee80211_find_sta_by_ifaddr(sc->hw, hdr->addr2, NULL); if (!sta) goto exit; - an = (struct ath_node *) sta->drv_priv; - avp = (struct ath_vif *) an->vif->drv_priv; tidno = skb->priority & IEEE80211_QOS_CTL_TID_MASK; - acno = TID_TO_WME_AC(tidno); - acq = &avp->chanctx->acq[acno]; rxs = IEEE80211_SKB_RXCB(skb); -- cgit v1.2.3-59-g8ed1b From 0c7051610c577b60b01b3b5aec14d6765e177b0d Mon Sep 17 00:00:00 2001 From: RafaÅ‚ MiÅ‚ecki Date: Thu, 21 Feb 2019 11:33:24 +0100 Subject: brcmfmac: fix size of the struct msgbuf_ring_status MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This updates host struct to match the in-firmawre definition. It's a cosmetic change as it only applies to the reserved struct space. Fixes: c988b78244df ("brcmfmac: print firmware reported ring status errors") Signed-off-by: RafaÅ‚ MiÅ‚ecki Signed-off-by: Kalle Valo --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c index aef2d4092872..d711dc8ed606 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c @@ -139,7 +139,7 @@ struct msgbuf_ring_status { struct msgbuf_common_hdr msg; struct msgbuf_completion_hdr compl_hdr; __le16 write_idx; - __le32 rsvd0[5]; + __le16 rsvd0[5]; }; struct msgbuf_rx_event { -- cgit v1.2.3-59-g8ed1b From c91377495192cda096e52dc09c266b0d05f16d86 Mon Sep 17 00:00:00 2001 From: RafaÅ‚ MiÅ‚ecki Date: Thu, 21 Feb 2019 11:33:25 +0100 Subject: brcmfmac: print firmware reported general status errors MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Firmware may report general errors using a special message type. Add basic support for it by simply decoding & printing an error number. A sample situation in which firmware reports a buf error: CONSOLE: 027084.733 no host response IOCTL buffer available..so fail the request will now produce a "Firmware reported general error: 9" on the host. Signed-off-by: RafaÅ‚ MiÅ‚ecki Acked-by: Arend van Spriel Signed-off-by: Kalle Valo --- .../wireless/broadcom/brcm80211/brcmfmac/msgbuf.c | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c index d711dc8ed606..d3780eae7f19 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c @@ -134,6 +134,14 @@ struct msgbuf_completion_hdr { __le16 flow_ring_id; }; +/* Data struct for the MSGBUF_TYPE_GEN_STATUS */ +struct msgbuf_gen_status { + struct msgbuf_common_hdr msg; + struct msgbuf_completion_hdr compl_hdr; + __le16 write_idx; + __le32 rsvd0[3]; +}; + /* Data struct for the MSGBUF_TYPE_RING_STATUS */ struct msgbuf_ring_status { struct msgbuf_common_hdr msg; @@ -1194,6 +1202,18 @@ brcmf_msgbuf_process_rx_complete(struct brcmf_msgbuf *msgbuf, void *buf) brcmf_netif_rx(ifp, skb); } +static void brcmf_msgbuf_process_gen_status(struct brcmf_msgbuf *msgbuf, + void *buf) +{ + struct msgbuf_gen_status *gen_status = buf; + struct brcmf_pub *drvr = msgbuf->drvr; + int err; + + err = le16_to_cpu(gen_status->compl_hdr.status); + if (err) + bphy_err(drvr, "Firmware reported general error: %d\n", err); +} + static void brcmf_msgbuf_process_ring_status(struct brcmf_msgbuf *msgbuf, void *buf) { @@ -1273,6 +1293,10 @@ static void brcmf_msgbuf_process_msgtype(struct brcmf_msgbuf *msgbuf, void *buf) msg = (struct msgbuf_common_hdr *)buf; switch (msg->msgtype) { + case MSGBUF_TYPE_GEN_STATUS: + brcmf_dbg(MSGBUF, "MSGBUF_TYPE_GEN_STATUS\n"); + brcmf_msgbuf_process_gen_status(msgbuf, buf); + break; case MSGBUF_TYPE_RING_STATUS: brcmf_dbg(MSGBUF, "MSGBUF_TYPE_RING_STATUS\n"); brcmf_msgbuf_process_ring_status(msgbuf, buf); -- cgit v1.2.3-59-g8ed1b From 74ee436f958126f96f2e10d44a8ef13cd8d46ef9 Mon Sep 17 00:00:00 2001 From: Colin Ian King Date: Thu, 21 Feb 2019 12:35:49 +0000 Subject: rsi: fix missing null pointer check from a failed ieee80211_probereq_get call The call to ieee80211_probereq_get can return NULL if a skb allocation fails, so add a null pointer check and free an earlier skb on the error exit return path. Fixes: 7fdcb8e12660 ("rsi: add support for hardware scan offload") Signed-off-by: Colin Ian King Signed-off-by: Kalle Valo --- drivers/net/wireless/rsi/rsi_91x_mgmt.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/wireless/rsi/rsi_91x_mgmt.c b/drivers/net/wireless/rsi/rsi_91x_mgmt.c index 8c17842ac507..844f2fac298f 100644 --- a/drivers/net/wireless/rsi/rsi_91x_mgmt.c +++ b/drivers/net/wireless/rsi/rsi_91x_mgmt.c @@ -1726,6 +1726,10 @@ int rsi_send_bgscan_probe_req(struct rsi_common *common, probereq_skb = ieee80211_probereq_get(common->priv->hw, vif->addr, ssid, ssid_len, scan_req->ie_len); + if (!probereq_skb) { + dev_kfree_skb(skb); + return -ENOMEM; + } memcpy(&skb->data[frame_len], probereq_skb->data, probereq_skb->len); -- cgit v1.2.3-59-g8ed1b From 6e5d9041525a39965156f4991dcd7cf8672ca397 Mon Sep 17 00:00:00 2001 From: Larry Finger Date: Thu, 21 Feb 2019 13:31:08 -0600 Subject: rtlwifi: Fix errors in spacing in wifi.h Checkpatch.pl report problems in wifi.h where spaces are missing, as well as extraneous spaces. There are no changes in the generated code. Signed-off-by: Larry Finger Signed-off-by: Kalle Valo --- drivers/net/wireless/realtek/rtlwifi/wifi.h | 170 ++++++++++++++-------------- 1 file changed, 85 insertions(+), 85 deletions(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/wifi.h b/drivers/net/wireless/realtek/rtlwifi/wifi.h index 1ad71fb0ebf2..858cd798d5cb 100644 --- a/drivers/net/wireless/realtek/rtlwifi/wifi.h +++ b/drivers/net/wireless/realtek/rtlwifi/wifi.h @@ -413,8 +413,8 @@ enum hw_variables { HW_VAR_MULTICAST_REG = 0x1, HW_VAR_BASIC_RATE = 0x2, HW_VAR_BSSID = 0x3, - HW_VAR_MEDIA_STATUS= 0x4, - HW_VAR_SECURITY_CONF= 0x5, + HW_VAR_MEDIA_STATUS = 0x4, + HW_VAR_SECURITY_CONF = 0x5, HW_VAR_BEACON_INTERVAL = 0x6, HW_VAR_ATIM_WINDOW = 0x7, HW_VAR_LISTEN_INTERVAL = 0x8, @@ -431,7 +431,7 @@ enum hw_variables { HW_VAR_ACK_PREAMBLE = 0x13, HW_VAR_CW_CONFIG = 0x14, HW_VAR_CW_VALUES = 0x15, - HW_VAR_RATE_FALLBACK_CONTROL= 0x16, + HW_VAR_RATE_FALLBACK_CONTROL = 0x16, HW_VAR_CONTENTION_WINDOW = 0x17, HW_VAR_RETRY_COUNT = 0x18, HW_VAR_TR_SWITCH = 0x19, @@ -1456,15 +1456,15 @@ struct rtl_io { /*PCI IO map */ unsigned long pci_base_addr; /*device I/O address */ - void (*write8_async) (struct rtl_priv *rtlpriv, u32 addr, u8 val); - void (*write16_async) (struct rtl_priv *rtlpriv, u32 addr, u16 val); - void (*write32_async) (struct rtl_priv *rtlpriv, u32 addr, u32 val); + void (*write8_async)(struct rtl_priv *rtlpriv, u32 addr, u8 val); + void (*write16_async)(struct rtl_priv *rtlpriv, u32 addr, u16 val); + void (*write32_async)(struct rtl_priv *rtlpriv, u32 addr, u32 val); void (*writen_sync)(struct rtl_priv *rtlpriv, u32 addr, void *buf, u16 len); - u8(*read8_sync) (struct rtl_priv *rtlpriv, u32 addr); - u16(*read16_sync) (struct rtl_priv *rtlpriv, u32 addr); - u32(*read32_sync) (struct rtl_priv *rtlpriv, u32 addr); + u8 (*read8_sync)(struct rtl_priv *rtlpriv, u32 addr); + u16 (*read16_sync)(struct rtl_priv *rtlpriv, u32 addr); + u32 (*read32_sync)(struct rtl_priv *rtlpriv, u32 addr); }; @@ -2210,44 +2210,44 @@ struct rtl_int { }; struct rtl_hal_ops { - int (*init_sw_vars) (struct ieee80211_hw *hw); - void (*deinit_sw_vars) (struct ieee80211_hw *hw); + int (*init_sw_vars)(struct ieee80211_hw *hw); + void (*deinit_sw_vars)(struct ieee80211_hw *hw); void (*read_chip_version)(struct ieee80211_hw *hw); - void (*read_eeprom_info) (struct ieee80211_hw *hw); - void (*interrupt_recognized) (struct ieee80211_hw *hw, + void (*read_eeprom_info)(struct ieee80211_hw *hw); + void (*interrupt_recognized)(struct ieee80211_hw *hw, struct rtl_int *intvec); - int (*hw_init) (struct ieee80211_hw *hw); - void (*hw_disable) (struct ieee80211_hw *hw); - void (*hw_suspend) (struct ieee80211_hw *hw); - void (*hw_resume) (struct ieee80211_hw *hw); - void (*enable_interrupt) (struct ieee80211_hw *hw); - void (*disable_interrupt) (struct ieee80211_hw *hw); - int (*set_network_type) (struct ieee80211_hw *hw, + int (*hw_init)(struct ieee80211_hw *hw); + void (*hw_disable)(struct ieee80211_hw *hw); + void (*hw_suspend)(struct ieee80211_hw *hw); + void (*hw_resume)(struct ieee80211_hw *hw); + void (*enable_interrupt)(struct ieee80211_hw *hw); + void (*disable_interrupt)(struct ieee80211_hw *hw); + int (*set_network_type)(struct ieee80211_hw *hw, enum nl80211_iftype type); void (*set_chk_bssid)(struct ieee80211_hw *hw, bool check_bssid); - void (*set_bw_mode) (struct ieee80211_hw *hw, + void (*set_bw_mode)(struct ieee80211_hw *hw, enum nl80211_channel_type ch_type); - u8(*switch_channel) (struct ieee80211_hw *hw); - void (*set_qos) (struct ieee80211_hw *hw, int aci); - void (*set_bcn_reg) (struct ieee80211_hw *hw); - void (*set_bcn_intv) (struct ieee80211_hw *hw); - void (*update_interrupt_mask) (struct ieee80211_hw *hw, + u8 (*switch_channel)(struct ieee80211_hw *hw); + void (*set_qos)(struct ieee80211_hw *hw, int aci); + void (*set_bcn_reg)(struct ieee80211_hw *hw); + void (*set_bcn_intv)(struct ieee80211_hw *hw); + void (*update_interrupt_mask)(struct ieee80211_hw *hw, u32 add_msr, u32 rm_msr); - void (*get_hw_reg) (struct ieee80211_hw *hw, u8 variable, u8 *val); - void (*set_hw_reg) (struct ieee80211_hw *hw, u8 variable, u8 *val); - void (*update_rate_tbl) (struct ieee80211_hw *hw, + void (*get_hw_reg)(struct ieee80211_hw *hw, u8 variable, u8 *val); + void (*set_hw_reg)(struct ieee80211_hw *hw, u8 variable, u8 *val); + void (*update_rate_tbl)(struct ieee80211_hw *hw, struct ieee80211_sta *sta, u8 rssi_leve, bool update_bw); void (*pre_fill_tx_bd_desc)(struct ieee80211_hw *hw, u8 *tx_bd_desc, u8 *desc, u8 queue_index, struct sk_buff *skb, dma_addr_t addr); - void (*update_rate_mask) (struct ieee80211_hw *hw, u8 rssi_level); + void (*update_rate_mask)(struct ieee80211_hw *hw, u8 rssi_level); u16 (*rx_desc_buff_remained_cnt)(struct ieee80211_hw *hw, u8 queue_index); void (*rx_check_dma_ok)(struct ieee80211_hw *hw, u8 *header_desc, u8 queue_index); - void (*fill_tx_desc) (struct ieee80211_hw *hw, + void (*fill_tx_desc)(struct ieee80211_hw *hw, struct ieee80211_hdr *hdr, u8 *pdesc_tx, u8 *pbd_desc_tx, struct ieee80211_tx_info *info, @@ -2256,68 +2256,68 @@ struct rtl_hal_ops { struct rtl_tcb_desc *ptcb_desc); void (*fill_fake_txdesc)(struct ieee80211_hw *hw, u8 *pdesc, u32 buffer_len, bool bsspspoll); - void (*fill_tx_cmddesc) (struct ieee80211_hw *hw, u8 *pdesc, + void (*fill_tx_cmddesc)(struct ieee80211_hw *hw, u8 *pdesc, bool firstseg, bool lastseg, struct sk_buff *skb); void (*fill_tx_special_desc)(struct ieee80211_hw *hw, u8 *pdesc, u8 *pbd_desc, struct sk_buff *skb, u8 hw_queue); - bool (*query_rx_desc) (struct ieee80211_hw *hw, + bool (*query_rx_desc)(struct ieee80211_hw *hw, struct rtl_stats *stats, struct ieee80211_rx_status *rx_status, u8 *pdesc, struct sk_buff *skb); - void (*set_channel_access) (struct ieee80211_hw *hw); - bool (*radio_onoff_checking) (struct ieee80211_hw *hw, u8 *valid); - void (*dm_watchdog) (struct ieee80211_hw *hw); - void (*scan_operation_backup) (struct ieee80211_hw *hw, u8 operation); - bool (*set_rf_power_state) (struct ieee80211_hw *hw, + void (*set_channel_access)(struct ieee80211_hw *hw); + bool (*radio_onoff_checking)(struct ieee80211_hw *hw, u8 *valid); + void (*dm_watchdog)(struct ieee80211_hw *hw); + void (*scan_operation_backup)(struct ieee80211_hw *hw, u8 operation); + bool (*set_rf_power_state)(struct ieee80211_hw *hw, enum rf_pwrstate rfpwr_state); - void (*led_control) (struct ieee80211_hw *hw, + void (*led_control)(struct ieee80211_hw *hw, enum led_ctl_mode ledaction); void (*set_desc)(struct ieee80211_hw *hw, u8 *pdesc, bool istx, u8 desc_name, u8 *val); u64 (*get_desc)(struct ieee80211_hw *hw, u8 *pdesc, bool istx, u8 desc_name); - bool (*is_tx_desc_closed) (struct ieee80211_hw *hw, + bool (*is_tx_desc_closed)(struct ieee80211_hw *hw, u8 hw_queue, u16 index); - void (*tx_polling) (struct ieee80211_hw *hw, u8 hw_queue); - void (*enable_hw_sec) (struct ieee80211_hw *hw); - void (*set_key) (struct ieee80211_hw *hw, u32 key_index, + void (*tx_polling)(struct ieee80211_hw *hw, u8 hw_queue); + void (*enable_hw_sec)(struct ieee80211_hw *hw); + void (*set_key)(struct ieee80211_hw *hw, u32 key_index, u8 *macaddr, bool is_group, u8 enc_algo, bool is_wepkey, bool clear_all); - void (*init_sw_leds) (struct ieee80211_hw *hw); - void (*deinit_sw_leds) (struct ieee80211_hw *hw); - u32 (*get_bbreg) (struct ieee80211_hw *hw, u32 regaddr, u32 bitmask); - void (*set_bbreg) (struct ieee80211_hw *hw, u32 regaddr, u32 bitmask, + void (*init_sw_leds)(struct ieee80211_hw *hw); + void (*deinit_sw_leds)(struct ieee80211_hw *hw); + u32 (*get_bbreg)(struct ieee80211_hw *hw, u32 regaddr, u32 bitmask); + void (*set_bbreg)(struct ieee80211_hw *hw, u32 regaddr, u32 bitmask, u32 data); - u32 (*get_rfreg) (struct ieee80211_hw *hw, enum radio_path rfpath, + u32 (*get_rfreg)(struct ieee80211_hw *hw, enum radio_path rfpath, u32 regaddr, u32 bitmask); - void (*set_rfreg) (struct ieee80211_hw *hw, enum radio_path rfpath, + void (*set_rfreg)(struct ieee80211_hw *hw, enum radio_path rfpath, u32 regaddr, u32 bitmask, u32 data); - void (*linked_set_reg) (struct ieee80211_hw *hw); - void (*chk_switch_dmdp) (struct ieee80211_hw *hw); - void (*dualmac_easy_concurrent) (struct ieee80211_hw *hw); - void (*dualmac_switch_to_dmdp) (struct ieee80211_hw *hw); - bool (*phy_rf6052_config) (struct ieee80211_hw *hw); - void (*phy_rf6052_set_cck_txpower) (struct ieee80211_hw *hw, + void (*linked_set_reg)(struct ieee80211_hw *hw); + void (*chk_switch_dmdp)(struct ieee80211_hw *hw); + void (*dualmac_easy_concurrent)(struct ieee80211_hw *hw); + void (*dualmac_switch_to_dmdp)(struct ieee80211_hw *hw); + bool (*phy_rf6052_config)(struct ieee80211_hw *hw); + void (*phy_rf6052_set_cck_txpower)(struct ieee80211_hw *hw, u8 *powerlevel); - void (*phy_rf6052_set_ofdm_txpower) (struct ieee80211_hw *hw, + void (*phy_rf6052_set_ofdm_txpower)(struct ieee80211_hw *hw, u8 *ppowerlevel, u8 channel); - bool (*config_bb_with_headerfile) (struct ieee80211_hw *hw, + bool (*config_bb_with_headerfile)(struct ieee80211_hw *hw, u8 configtype); - bool (*config_bb_with_pgheaderfile) (struct ieee80211_hw *hw, + bool (*config_bb_with_pgheaderfile)(struct ieee80211_hw *hw, u8 configtype); - void (*phy_lc_calibrate) (struct ieee80211_hw *hw, bool is2t); - void (*phy_set_bw_mode_callback) (struct ieee80211_hw *hw); - void (*dm_dynamic_txpower) (struct ieee80211_hw *hw); - void (*c2h_command_handle) (struct ieee80211_hw *hw); - void (*bt_wifi_media_status_notify) (struct ieee80211_hw *hw, + void (*phy_lc_calibrate)(struct ieee80211_hw *hw, bool is2t); + void (*phy_set_bw_mode_callback)(struct ieee80211_hw *hw); + void (*dm_dynamic_txpower)(struct ieee80211_hw *hw); + void (*c2h_command_handle)(struct ieee80211_hw *hw); + void (*bt_wifi_media_status_notify)(struct ieee80211_hw *hw, bool mstate); - void (*bt_coex_off_before_lps) (struct ieee80211_hw *hw); - void (*fill_h2c_cmd) (struct ieee80211_hw *hw, u8 element_id, + void (*bt_coex_off_before_lps)(struct ieee80211_hw *hw); + void (*fill_h2c_cmd)(struct ieee80211_hw *hw, u8 element_id, u32 cmd_len, u8 *p_cmdbuffer); void (*set_default_port_id_cmd)(struct ieee80211_hw *hw); - bool (*get_btc_status) (void); + bool (*get_btc_status)(void); bool (*is_fw_header)(struct rtlwifi_firmware_header *hdr); void (*add_wowlan_pattern)(struct ieee80211_hw *hw, struct rtl_wow_pattern *rtl_pattern, @@ -2330,24 +2330,24 @@ struct rtl_hal_ops { struct rtl_intf_ops { /*com */ void (*read_efuse_byte)(struct ieee80211_hw *hw, u16 _offset, u8 *pbuf); - int (*adapter_start) (struct ieee80211_hw *hw); - void (*adapter_stop) (struct ieee80211_hw *hw); + int (*adapter_start)(struct ieee80211_hw *hw); + void (*adapter_stop)(struct ieee80211_hw *hw); bool (*check_buddy_priv)(struct ieee80211_hw *hw, struct rtl_priv **buddy_priv); - int (*adapter_tx) (struct ieee80211_hw *hw, + int (*adapter_tx)(struct ieee80211_hw *hw, struct ieee80211_sta *sta, struct sk_buff *skb, struct rtl_tcb_desc *ptcb_desc); void (*flush)(struct ieee80211_hw *hw, u32 queues, bool drop); - int (*reset_trx_ring) (struct ieee80211_hw *hw); - bool (*waitq_insert) (struct ieee80211_hw *hw, + int (*reset_trx_ring)(struct ieee80211_hw *hw); + bool (*waitq_insert)(struct ieee80211_hw *hw, struct ieee80211_sta *sta, struct sk_buff *skb); /*pci */ - void (*disable_aspm) (struct ieee80211_hw *hw); - void (*enable_aspm) (struct ieee80211_hw *hw); + void (*disable_aspm)(struct ieee80211_hw *hw); + void (*enable_aspm)(struct ieee80211_hw *hw); /*usb */ }; @@ -2666,30 +2666,30 @@ struct bt_coexist_info { }; struct rtl_btc_ops { - void (*btc_init_variables) (struct rtl_priv *rtlpriv); + void (*btc_init_variables)(struct rtl_priv *rtlpriv); void (*btc_init_variables_wifi_only)(struct rtl_priv *rtlpriv); void (*btc_deinit_variables)(struct rtl_priv *rtlpriv); - void (*btc_init_hal_vars) (struct rtl_priv *rtlpriv); + void (*btc_init_hal_vars)(struct rtl_priv *rtlpriv); void (*btc_power_on_setting)(struct rtl_priv *rtlpriv); - void (*btc_init_hw_config) (struct rtl_priv *rtlpriv); + void (*btc_init_hw_config)(struct rtl_priv *rtlpriv); void (*btc_init_hw_config_wifi_only)(struct rtl_priv *rtlpriv); - void (*btc_ips_notify) (struct rtl_priv *rtlpriv, u8 type); + void (*btc_ips_notify)(struct rtl_priv *rtlpriv, u8 type); void (*btc_lps_notify)(struct rtl_priv *rtlpriv, u8 type); - void (*btc_scan_notify) (struct rtl_priv *rtlpriv, u8 scantype); + void (*btc_scan_notify)(struct rtl_priv *rtlpriv, u8 scantype); void (*btc_scan_notify_wifi_only)(struct rtl_priv *rtlpriv, u8 scantype); - void (*btc_connect_notify) (struct rtl_priv *rtlpriv, u8 action); - void (*btc_mediastatus_notify) (struct rtl_priv *rtlpriv, + void (*btc_connect_notify)(struct rtl_priv *rtlpriv, u8 action); + void (*btc_mediastatus_notify)(struct rtl_priv *rtlpriv, enum rt_media_status mstatus); - void (*btc_periodical) (struct rtl_priv *rtlpriv); + void (*btc_periodical)(struct rtl_priv *rtlpriv); void (*btc_halt_notify)(struct rtl_priv *rtlpriv); - void (*btc_btinfo_notify) (struct rtl_priv *rtlpriv, + void (*btc_btinfo_notify)(struct rtl_priv *rtlpriv, u8 *tmp_buf, u8 length); void (*btc_btmpinfo_notify)(struct rtl_priv *rtlpriv, u8 *tmp_buf, u8 length); - bool (*btc_is_limited_dig) (struct rtl_priv *rtlpriv); - bool (*btc_is_disable_edca_turbo) (struct rtl_priv *rtlpriv); - bool (*btc_is_bt_disabled) (struct rtl_priv *rtlpriv); + bool (*btc_is_limited_dig)(struct rtl_priv *rtlpriv); + bool (*btc_is_disable_edca_turbo)(struct rtl_priv *rtlpriv); + bool (*btc_is_bt_disabled)(struct rtl_priv *rtlpriv); void (*btc_special_packet_notify)(struct rtl_priv *rtlpriv, u8 pkt_type); void (*btc_switch_band_notify)(struct rtl_priv *rtlpriv, u8 type, -- cgit v1.2.3-59-g8ed1b From d3da329c1d8cf97d755b5f13c23511861b170a53 Mon Sep 17 00:00:00 2001 From: Larry Finger Date: Thu, 21 Feb 2019 13:31:09 -0600 Subject: rtlwifi: Fix problems with block comments in wifi.h Checkpatch.pl reports a number of problems with block comments. These changes do not affect the generated code. Signed-off-by: Larry Finger Signed-off-by: Kalle Valo --- drivers/net/wireless/realtek/rtlwifi/wifi.h | 93 ++++++++++++++++------------- 1 file changed, 50 insertions(+), 43 deletions(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/wifi.h b/drivers/net/wireless/realtek/rtlwifi/wifi.h index 858cd798d5cb..9fe137fa5ead 100644 --- a/drivers/net/wireless/realtek/rtlwifi/wifi.h +++ b/drivers/net/wireless/realtek/rtlwifi/wifi.h @@ -598,7 +598,8 @@ enum ht_channel_width { }; /* Ref: 802.11i sepc D10.0 7.3.2.25.1 -Cipher Suites Encryption Algorithms */ + * Cipher Suites Encryption Algorithms + */ enum rt_enc_alg { NO_ENCRYPTION = 0, WEP40_ENCRYPTION = 1, @@ -748,7 +749,8 @@ enum rtl_var_map { RTL_IMR_ROK, /*Receive DMA OK Interrupt */ RTL_IMR_HSISR_IND, /*HSISR Interrupt*/ RTL_IBSS_INT_MASKS, /*(RTL_IMR_BCNINT | RTL_IMR_TBDOK | - * RTL_IMR_TBDER) */ + * RTL_IMR_TBDER) + */ RTL_IMR_C2HCMD, /*fw interrupt*/ /*CCK Rates, TxHT = 0 */ @@ -845,8 +847,9 @@ enum band_type { BANDMAX }; -/*aci/aifsn Field. -Ref: WMM spec 2.2.2: WME Parameter Element, p.12.*/ +/* aci/aifsn Field. + * Ref: WMM spec 2.2.2: WME Parameter Element, p.12. + */ union aci_aifsn { u8 char_data; @@ -1062,7 +1065,8 @@ struct rtl_probe_rsp { __le16 beacon_interval; __le16 capability; /*SSID, supported rates, FH params, DS params, - CF params, IBSS params, TIM (if beacon), RSN */ + * CF params, IBSS params, TIM (if beacon), RSN + */ struct rtl_info_element info_element[0]; } __packed; @@ -1136,7 +1140,8 @@ struct wireless_stats { long rx_snr_db[4]; /*Correct smoothed ss in Dbm, only used - in driver to report real power now. */ + * in driver to report real power now. + */ long recv_signal_power; long signal_quality; long last_sigstrength_inpercent; @@ -1144,8 +1149,9 @@ struct wireless_stats { u32 rssi_calculate_cnt; u32 pwdb_all_cnt; - /*Transformed, in dbm. Beautified signal - strength for UI, not correct. */ + /* Transformed, in dbm. Beautified signal + * strength for UI, not correct. + */ long signal_strength; u8 rx_rssi_percentage[4]; @@ -1689,7 +1695,8 @@ struct rtl_hal { bool during_mac1init_radioa; bool reloadtxpowerindex; /* True if IMR or IQK have done - for 2.4G in scan progress */ + * for 2.4G in scan progress + */ bool load_imrandiqk_setting_for2g; bool disable_amsdu_8k; @@ -1728,12 +1735,14 @@ struct rtl_security { u32 hwsec_cam_bitmap; u8 hwsec_cam_sta_addr[TOTAL_CAM_ENTRY][ETH_ALEN]; /*local Key buffer, indx 0 is for - pairwise key 1-4 is for agoup key. */ + * pairwise key 1-4 is for agoup key. + */ u8 key_buf[KEY_BUF_SIZE][MAX_KEY_LEN]; u8 key_len[KEY_BUF_SIZE]; /*The pointer of Pairwise Key, - it always points to KeyBuf[4] */ + * it always points to KeyBuf[4] + */ u8 *pairwise_key; }; @@ -1997,11 +2006,10 @@ struct rtl_ps_ctl { bool rfchange_inprogress; bool swrf_processing; bool hwradiooff; - /* - * just for PCIE ASPM + /* just for PCIE ASPM * If it supports ASPM, Offset[560h] = 0x40, * otherwise Offset[560h] = 0x00. - * */ + */ bool support_aspm; bool support_backdoor; @@ -2081,10 +2089,9 @@ struct rtl_stats { u8 nic_type; u16 length; u8 signalquality; /*in 0-100 index. */ - /* - * Real power in dBm for this packet, + /* Real power in dBm for this packet, * no beautification and aggregation. - * */ + */ s32 recvsignalpower; s8 rxpower; /*in dBm Translate from PWdB */ u8 signalstrength; /*in 0-100 index. */ @@ -2425,7 +2432,8 @@ struct rtl_hal_cfg { enum rtl_spec_ver spec_ver; /*this map used for some registers or vars - defined int HAL but used in MAIN */ + * defined int HAL but used in MAIN + */ u32 maps[RTL_VAR_MAP_MAX]; }; @@ -2587,7 +2595,8 @@ struct dig_t { struct rtl_global_var { /* from this list we can get - * other adapter's rtl_priv */ + * other adapter's rtl_priv + */ struct list_head glb_priv_list; spinlock_t glb_list_lock; }; @@ -2775,16 +2784,16 @@ struct rtl_priv { struct rtl_debug dbg; int max_fw_size; - /* - *hal_cfg : for diff cards - *intf_ops : for diff interrface usb/pcie + /* hal_cfg : for diff cards + * intf_ops : for diff interrface usb/pcie */ struct rtl_hal_cfg *cfg; const struct rtl_intf_ops *intf_ops; - /*this var will be set by set_bit, - and was used to indicate status of - interface or hardware */ + /* this var will be set by set_bit, + * and was used to indicate status of + * interface or hardware + */ unsigned long status; /* tables for dm */ @@ -2820,10 +2829,11 @@ struct rtl_priv { #ifdef CONFIG_PM struct wiphy_wowlan_support wowlan; #endif - /*This must be the last item so - that it points to the data allocated - beyond this structure like: - rtl_pci_priv or rtl_usb_priv */ + /* This must be the last item so + * that it points to the data allocated + * beyond this structure like: + * rtl_pci_priv or rtl_usb_priv + */ u8 priv[0] __aligned(sizeof(void *)); }; @@ -2834,9 +2844,7 @@ struct rtl_priv { #define rtl_psc(rtlpriv) (&((rtlpriv)->psc)) -/*************************************** - Bluetooth Co-existence Related -****************************************/ +/* Bluetooth Co-existence Related */ enum bt_ant_num { ANT_X2 = 0, @@ -2887,12 +2895,12 @@ enum bt_radio_shared { /**************************************** - mem access macro define start - Call endian free function when - 1. Read/write packet content. - 2. Before write integer to IO. - 3. After read integer from IO. -****************************************/ + * mem access macro define start + * Call endian free function when + * 1. Read/write packet content. + * 2. Before write integer to IO. + * 3. After read integer from IO. + ****************************************/ /* Convert little data endian to host ordering */ #define EF1BYTE(_val) \ ((u8)(_val)) @@ -2948,8 +2956,9 @@ enum bt_radio_shared { (EF1BYTE(*((u8 *)(__pstart)))) /*Description: -Translate subfield (continuous bits in little-endian) of 4-byte -value to host byte ordering.*/ + * Translate subfield (continuous bits in little-endian) of 4-byte + * value to host byte ordering. + */ #define LE_BITS_TO_4BYTE(__pstart, __bitoffset, __bitlen) \ ( \ (LE_P4BYTE_TO_HOST_4BYTE(__pstart) >> (__bitoffset)) & \ @@ -3011,9 +3020,7 @@ value to host byte ordering.*/ #define N_BYTE_ALIGMENT(__value, __aligment) ((__aligment == 1) ? \ (__value) : (((__value + __aligment - 1) / __aligment) * __aligment)) -/**************************************** - mem access macro define end -****************************************/ +/* mem access macro define end */ #define byte(x, n) ((x >> (8 * n)) & 0xff) -- cgit v1.2.3-59-g8ed1b From 1dc89bb93c4296a3cb2b7d1a61cd9549002a1dad Mon Sep 17 00:00:00 2001 From: Larry Finger Date: Thu, 21 Feb 2019 13:31:10 -0600 Subject: rtlwifi: Fix alignment errors in wifi.h The instances where statement continuations are improperly aligned have been fixed. There are no changes to generated code. Signed-off-by: Larry Finger Signed-off-by: Kalle Valo --- drivers/net/wireless/realtek/rtlwifi/wifi.h | 84 ++++++++++++++--------------- 1 file changed, 42 insertions(+), 42 deletions(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/wifi.h b/drivers/net/wireless/realtek/rtlwifi/wifi.h index 9fe137fa5ead..88f94662c072 100644 --- a/drivers/net/wireless/realtek/rtlwifi/wifi.h +++ b/drivers/net/wireless/realtek/rtlwifi/wifi.h @@ -1466,7 +1466,7 @@ struct rtl_io { void (*write16_async)(struct rtl_priv *rtlpriv, u32 addr, u16 val); void (*write32_async)(struct rtl_priv *rtlpriv, u32 addr, u32 val); void (*writen_sync)(struct rtl_priv *rtlpriv, u32 addr, void *buf, - u16 len); + u16 len); u8 (*read8_sync)(struct rtl_priv *rtlpriv, u32 addr); u16 (*read16_sync)(struct rtl_priv *rtlpriv, u32 addr); @@ -2222,7 +2222,7 @@ struct rtl_hal_ops { void (*read_chip_version)(struct ieee80211_hw *hw); void (*read_eeprom_info)(struct ieee80211_hw *hw); void (*interrupt_recognized)(struct ieee80211_hw *hw, - struct rtl_int *intvec); + struct rtl_int *intvec); int (*hw_init)(struct ieee80211_hw *hw); void (*hw_disable)(struct ieee80211_hw *hw); void (*hw_suspend)(struct ieee80211_hw *hw); @@ -2230,22 +2230,22 @@ struct rtl_hal_ops { void (*enable_interrupt)(struct ieee80211_hw *hw); void (*disable_interrupt)(struct ieee80211_hw *hw); int (*set_network_type)(struct ieee80211_hw *hw, - enum nl80211_iftype type); + enum nl80211_iftype type); void (*set_chk_bssid)(struct ieee80211_hw *hw, - bool check_bssid); + bool check_bssid); void (*set_bw_mode)(struct ieee80211_hw *hw, - enum nl80211_channel_type ch_type); + enum nl80211_channel_type ch_type); u8 (*switch_channel)(struct ieee80211_hw *hw); void (*set_qos)(struct ieee80211_hw *hw, int aci); void (*set_bcn_reg)(struct ieee80211_hw *hw); void (*set_bcn_intv)(struct ieee80211_hw *hw); void (*update_interrupt_mask)(struct ieee80211_hw *hw, - u32 add_msr, u32 rm_msr); + u32 add_msr, u32 rm_msr); void (*get_hw_reg)(struct ieee80211_hw *hw, u8 variable, u8 *val); void (*set_hw_reg)(struct ieee80211_hw *hw, u8 variable, u8 *val); void (*update_rate_tbl)(struct ieee80211_hw *hw, - struct ieee80211_sta *sta, u8 rssi_leve, - bool update_bw); + struct ieee80211_sta *sta, u8 rssi_leve, + bool update_bw); void (*pre_fill_tx_bd_desc)(struct ieee80211_hw *hw, u8 *tx_bd_desc, u8 *desc, u8 queue_index, struct sk_buff *skb, dma_addr_t addr); @@ -2255,74 +2255,74 @@ struct rtl_hal_ops { void (*rx_check_dma_ok)(struct ieee80211_hw *hw, u8 *header_desc, u8 queue_index); void (*fill_tx_desc)(struct ieee80211_hw *hw, - struct ieee80211_hdr *hdr, u8 *pdesc_tx, - u8 *pbd_desc_tx, - struct ieee80211_tx_info *info, - struct ieee80211_sta *sta, - struct sk_buff *skb, u8 hw_queue, - struct rtl_tcb_desc *ptcb_desc); + struct ieee80211_hdr *hdr, u8 *pdesc_tx, + u8 *pbd_desc_tx, + struct ieee80211_tx_info *info, + struct ieee80211_sta *sta, + struct sk_buff *skb, u8 hw_queue, + struct rtl_tcb_desc *ptcb_desc); void (*fill_fake_txdesc)(struct ieee80211_hw *hw, u8 *pdesc, u32 buffer_len, bool bsspspoll); void (*fill_tx_cmddesc)(struct ieee80211_hw *hw, u8 *pdesc, - bool firstseg, bool lastseg, - struct sk_buff *skb); + bool firstseg, bool lastseg, + struct sk_buff *skb); void (*fill_tx_special_desc)(struct ieee80211_hw *hw, u8 *pdesc, u8 *pbd_desc, struct sk_buff *skb, u8 hw_queue); bool (*query_rx_desc)(struct ieee80211_hw *hw, - struct rtl_stats *stats, - struct ieee80211_rx_status *rx_status, - u8 *pdesc, struct sk_buff *skb); + struct rtl_stats *stats, + struct ieee80211_rx_status *rx_status, + u8 *pdesc, struct sk_buff *skb); void (*set_channel_access)(struct ieee80211_hw *hw); bool (*radio_onoff_checking)(struct ieee80211_hw *hw, u8 *valid); void (*dm_watchdog)(struct ieee80211_hw *hw); void (*scan_operation_backup)(struct ieee80211_hw *hw, u8 operation); bool (*set_rf_power_state)(struct ieee80211_hw *hw, - enum rf_pwrstate rfpwr_state); + enum rf_pwrstate rfpwr_state); void (*led_control)(struct ieee80211_hw *hw, - enum led_ctl_mode ledaction); + enum led_ctl_mode ledaction); void (*set_desc)(struct ieee80211_hw *hw, u8 *pdesc, bool istx, u8 desc_name, u8 *val); u64 (*get_desc)(struct ieee80211_hw *hw, u8 *pdesc, bool istx, u8 desc_name); bool (*is_tx_desc_closed)(struct ieee80211_hw *hw, - u8 hw_queue, u16 index); + u8 hw_queue, u16 index); void (*tx_polling)(struct ieee80211_hw *hw, u8 hw_queue); void (*enable_hw_sec)(struct ieee80211_hw *hw); void (*set_key)(struct ieee80211_hw *hw, u32 key_index, - u8 *macaddr, bool is_group, u8 enc_algo, - bool is_wepkey, bool clear_all); + u8 *macaddr, bool is_group, u8 enc_algo, + bool is_wepkey, bool clear_all); void (*init_sw_leds)(struct ieee80211_hw *hw); void (*deinit_sw_leds)(struct ieee80211_hw *hw); u32 (*get_bbreg)(struct ieee80211_hw *hw, u32 regaddr, u32 bitmask); void (*set_bbreg)(struct ieee80211_hw *hw, u32 regaddr, u32 bitmask, - u32 data); + u32 data); u32 (*get_rfreg)(struct ieee80211_hw *hw, enum radio_path rfpath, - u32 regaddr, u32 bitmask); + u32 regaddr, u32 bitmask); void (*set_rfreg)(struct ieee80211_hw *hw, enum radio_path rfpath, - u32 regaddr, u32 bitmask, u32 data); + u32 regaddr, u32 bitmask, u32 data); void (*linked_set_reg)(struct ieee80211_hw *hw); void (*chk_switch_dmdp)(struct ieee80211_hw *hw); void (*dualmac_easy_concurrent)(struct ieee80211_hw *hw); void (*dualmac_switch_to_dmdp)(struct ieee80211_hw *hw); bool (*phy_rf6052_config)(struct ieee80211_hw *hw); void (*phy_rf6052_set_cck_txpower)(struct ieee80211_hw *hw, - u8 *powerlevel); + u8 *powerlevel); void (*phy_rf6052_set_ofdm_txpower)(struct ieee80211_hw *hw, - u8 *ppowerlevel, u8 channel); + u8 *ppowerlevel, u8 channel); bool (*config_bb_with_headerfile)(struct ieee80211_hw *hw, - u8 configtype); + u8 configtype); bool (*config_bb_with_pgheaderfile)(struct ieee80211_hw *hw, - u8 configtype); + u8 configtype); void (*phy_lc_calibrate)(struct ieee80211_hw *hw, bool is2t); void (*phy_set_bw_mode_callback)(struct ieee80211_hw *hw); void (*dm_dynamic_txpower)(struct ieee80211_hw *hw); void (*c2h_command_handle)(struct ieee80211_hw *hw); void (*bt_wifi_media_status_notify)(struct ieee80211_hw *hw, - bool mstate); + bool mstate); void (*bt_coex_off_before_lps)(struct ieee80211_hw *hw); void (*fill_h2c_cmd)(struct ieee80211_hw *hw, u8 element_id, - u32 cmd_len, u8 *p_cmdbuffer); + u32 cmd_len, u8 *p_cmdbuffer); void (*set_default_port_id_cmd)(struct ieee80211_hw *hw); bool (*get_btc_status)(void); bool (*is_fw_header)(struct rtlwifi_firmware_header *hdr); @@ -2343,14 +2343,14 @@ struct rtl_intf_ops { struct rtl_priv **buddy_priv); int (*adapter_tx)(struct ieee80211_hw *hw, - struct ieee80211_sta *sta, - struct sk_buff *skb, - struct rtl_tcb_desc *ptcb_desc); + struct ieee80211_sta *sta, + struct sk_buff *skb, + struct rtl_tcb_desc *ptcb_desc); void (*flush)(struct ieee80211_hw *hw, u32 queues, bool drop); int (*reset_trx_ring)(struct ieee80211_hw *hw); bool (*waitq_insert)(struct ieee80211_hw *hw, - struct ieee80211_sta *sta, - struct sk_buff *skb); + struct ieee80211_sta *sta, + struct sk_buff *skb); /*pci */ void (*disable_aspm)(struct ieee80211_hw *hw); @@ -2689,11 +2689,11 @@ struct rtl_btc_ops { u8 scantype); void (*btc_connect_notify)(struct rtl_priv *rtlpriv, u8 action); void (*btc_mediastatus_notify)(struct rtl_priv *rtlpriv, - enum rt_media_status mstatus); + enum rt_media_status mstatus); void (*btc_periodical)(struct rtl_priv *rtlpriv); void (*btc_halt_notify)(struct rtl_priv *rtlpriv); void (*btc_btinfo_notify)(struct rtl_priv *rtlpriv, - u8 *tmp_buf, u8 length); + u8 *tmp_buf, u8 length); void (*btc_btmpinfo_notify)(struct rtl_priv *rtlpriv, u8 *tmp_buf, u8 length); bool (*btc_is_limited_dig)(struct rtl_priv *rtlpriv); @@ -3155,7 +3155,7 @@ static inline void rtl_set_bbreg(struct ieee80211_hw *hw, u32 regaddr, } static inline void rtl_set_bbreg_with_dwmask(struct ieee80211_hw *hw, - u32 regaddr, u32 data) + u32 regaddr, u32 data) { rtl_set_bbreg(hw, regaddr, 0xffffffff, data); } @@ -3226,7 +3226,7 @@ static inline struct ieee80211_sta *get_sta(struct ieee80211_hw *hw, } static inline struct ieee80211_sta *rtl_find_sta(struct ieee80211_hw *hw, - u8 *mac_addr) + u8 *mac_addr) { struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); return ieee80211_find_sta(mac->vif, mac_addr); -- cgit v1.2.3-59-g8ed1b From 93665097ea23c794eac4583bc0c2e248a563bb04 Mon Sep 17 00:00:00 2001 From: Larry Finger Date: Thu, 21 Feb 2019 13:31:11 -0600 Subject: rtlwifi: Fix blank line errors in main header files The errors consist of multiple blank lines, and a missing blank line after the declarations. There are no code changes. Signed-off-by: Larry Finger Signed-off-by: Kalle Valo --- drivers/net/wireless/realtek/rtlwifi/usb.h | 5 +---- drivers/net/wireless/realtek/rtlwifi/wifi.h | 4 +--- 2 files changed, 2 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.h b/drivers/net/wireless/realtek/rtlwifi/usb.h index 09bbcdbe0dbf..3bf85b23eec1 100644 --- a/drivers/net/wireless/realtek/rtlwifi/usb.h +++ b/drivers/net/wireless/realtek/rtlwifi/usb.h @@ -17,7 +17,6 @@ #define USB_HIGH_SPEED_BULK_SIZE 512 #define USB_FULL_SPEED_BULK_SIZE 64 - #define RTL_USB_MAX_TXQ_NUM 4 /* max tx queue */ #define RTL_USB_MAX_EP_NUM 6 /* max ep number */ #define RTL_USB_MAX_TX_URBS_NUM 8 @@ -53,11 +52,11 @@ static inline void _rtl_install_trx_info(struct rtl_usb *rtlusb, u32 ep_num) { struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + info->rate_driver_data[0] = rtlusb; info->rate_driver_data[1] = (void *)(__kernel_size_t)ep_num; } - /* Add suspend/resume later */ enum rtl_usb_state { USB_STATE_STOP = 0, @@ -133,8 +132,6 @@ struct rtl_usb_priv { #define rtl_usbpriv(hw) (((struct rtl_usb_priv *)(rtl_priv(hw))->priv)) #define rtl_usbdev(usbpriv) (&((usbpriv)->dev)) - - int rtl_usb_probe(struct usb_interface *intf, const struct usb_device_id *id, struct rtl_hal_cfg *rtl92cu_hal_cfg); diff --git a/drivers/net/wireless/realtek/rtlwifi/wifi.h b/drivers/net/wireless/realtek/rtlwifi/wifi.h index 88f94662c072..e32e9ffa3192 100644 --- a/drivers/net/wireless/realtek/rtlwifi/wifi.h +++ b/drivers/net/wireless/realtek/rtlwifi/wifi.h @@ -2143,7 +2143,6 @@ struct rtl_stats { u32 macid_valid_entry[2]; }; - struct rt_link_detect { /* count for roaming */ u32 bcn_rx_inperiod; @@ -2843,7 +2842,6 @@ struct rtl_priv { #define rtl_efuse(rtlpriv) (&((rtlpriv)->efuse)) #define rtl_psc(rtlpriv) (&((rtlpriv)->psc)) - /* Bluetooth Co-existence Related */ enum bt_ant_num { @@ -2893,7 +2891,6 @@ enum bt_radio_shared { BT_RADIO_INDIVIDUAL = 1, }; - /**************************************** * mem access macro define start * Call endian free function when @@ -3229,6 +3226,7 @@ static inline struct ieee80211_sta *rtl_find_sta(struct ieee80211_hw *hw, u8 *mac_addr) { struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); + return ieee80211_find_sta(mac->vif, mac_addr); } -- cgit v1.2.3-59-g8ed1b From b16abaafea478a73c8007c0a7317fa1e45917d53 Mon Sep 17 00:00:00 2001 From: Larry Finger Date: Thu, 21 Feb 2019 13:31:12 -0600 Subject: rtlwifi: Fix all blank line irregularities in main code files The types of problems fixed are as follows: WARNING: Missing a blank line after declarations CHECK: Please use a blank line after function/struct/union/enum declarations CHECK: Please don't use multiple blank lines There are no code changes. Signed-off-by: Larry Finger Signed-off-by: Kalle Valo --- drivers/net/wireless/realtek/rtlwifi/base.c | 7 +++++-- drivers/net/wireless/realtek/rtlwifi/core.c | 8 ++++++++ drivers/net/wireless/realtek/rtlwifi/efuse.c | 8 +++++--- drivers/net/wireless/realtek/rtlwifi/ps.c | 1 + drivers/net/wireless/realtek/rtlwifi/rc.c | 2 ++ drivers/net/wireless/realtek/rtlwifi/regd.c | 1 - drivers/net/wireless/realtek/rtlwifi/usb.c | 3 +++ 7 files changed, 24 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/base.c b/drivers/net/wireless/realtek/rtlwifi/base.c index 672c0b73cb65..217d2a7a43c7 100644 --- a/drivers/net/wireless/realtek/rtlwifi/base.c +++ b/drivers/net/wireless/realtek/rtlwifi/base.c @@ -430,6 +430,7 @@ static void _rtl_init_mac80211(struct ieee80211_hw *hw) SET_IEEE80211_PERM_ADDR(hw, rtlefuse->dev_addr); } else { u8 rtlmac1[] = { 0x00, 0xe0, 0x4c, 0x81, 0x92, 0x00 }; + get_random_bytes((rtlmac1 + (ETH_ALEN - 1)), 1); SET_IEEE80211_PERM_ADDR(hw, rtlmac1); } @@ -459,7 +460,6 @@ static void _rtl_init_deferred_work(struct ieee80211_hw *hw) (void *)rtl_fwevt_wq_callback); INIT_DELAYED_WORK(&rtlpriv->works.c2hcmd_wq, (void *)rtl_c2hcmd_wq_callback); - } void rtl_deinit_deferred_work(struct ieee80211_hw *hw, bool ips_wq) @@ -618,6 +618,7 @@ static void _rtl_query_shortgi(struct ieee80211_hw *hw, u8 rate_flag = info->control.rates[0].flags; u8 sgi_40 = 0, sgi_20 = 0, bw_40 = 0; u8 sgi_80 = 0, bw_80 = 0; + tcb_desc->use_shortgi = false; if (sta == NULL) @@ -1850,6 +1851,7 @@ int rtl_rx_agg_stop(struct ieee80211_hw *hw, return 0; } + int rtl_tx_agg_oper(struct ieee80211_hw *hw, struct ieee80211_sta *sta, u16 tid) { @@ -2073,7 +2075,6 @@ void rtl_watchdog_wq_callback(void *data) * busytraffic we don't change channel */ if (mac->link_state >= MAC80211_LINKED) { - /* (1) get aver_rx_cnt_inperiod & aver_tx_cnt_inperiod */ for (idx = 0; idx <= 2; idx++) { rtlpriv->link_info.num_rx_in4period[idx] = @@ -2233,6 +2234,7 @@ void rtl_watch_dog_timer_callback(struct timer_list *t) mod_timer(&rtlpriv->works.watchdog_timer, jiffies + MSECS(RTL_WATCH_DOG_TIME)); } + void rtl_fwevt_wq_callback(void *data) { struct rtl_works *rtlworks = @@ -2384,6 +2386,7 @@ void rtl_easy_concurrent_retrytimer_callback(struct timer_list *t) rtlpriv->cfg->ops->dualmac_easy_concurrent(hw); } + /********************************************************* * * frame process functions diff --git a/drivers/net/wireless/realtek/rtlwifi/core.c b/drivers/net/wireless/realtek/rtlwifi/core.c index 0913f02b7ff1..f73e690bbe8e 100644 --- a/drivers/net/wireless/realtek/rtlwifi/core.c +++ b/drivers/net/wireless/realtek/rtlwifi/core.c @@ -188,6 +188,7 @@ static void rtl_op_tx(struct ieee80211_hw *hw, struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); struct rtl_tcb_desc tcb_desc; + memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc)); if (unlikely(is_hal_stop(rtlhal) || ppsc->rfpwr_state != ERFON)) @@ -346,12 +347,14 @@ static void rtl_op_remove_interface(struct ieee80211_hw *hw, mutex_unlock(&rtlpriv->locks.conf_mutex); } + static int rtl_op_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif, enum nl80211_iftype new_type, bool p2p) { struct rtl_priv *rtlpriv = rtl_priv(hw); int ret; + rtl_op_remove_interface(hw, vif); vif->type = new_type; @@ -881,6 +884,7 @@ static void rtl_op_configure_filter(struct ieee80211_hw *hw, rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RCR, (u8 *)(&mac->rx_conf)); } + static int rtl_op_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta) @@ -933,6 +937,7 @@ static int rtl_op_sta_remove(struct ieee80211_hw *hw, { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_sta_info *sta_entry; + if (sta) { RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, "Remove sta addr is %pM\n", sta->addr); @@ -945,6 +950,7 @@ static int rtl_op_sta_remove(struct ieee80211_hw *hw, } return 0; } + static int _rtl_get_hal_qnum(u16 queue) { int qnum; @@ -1066,6 +1072,7 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, /*TODO: reference to enum ieee80211_bss_change */ if (changed & BSS_CHANGED_ASSOC) { u8 mstatus; + if (bss_conf->assoc) { struct ieee80211_sta *sta = NULL; u8 keep_alive = 10; @@ -1294,6 +1301,7 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, * set in sta_add, and will be NULL here */ if (vif->type == NL80211_IFTYPE_STATION) { struct rtl_sta_info *sta_entry; + sta_entry = (struct rtl_sta_info *)sta->drv_priv; sta_entry->wireless_mode = mac->mode; } diff --git a/drivers/net/wireless/realtek/rtlwifi/efuse.c b/drivers/net/wireless/realtek/rtlwifi/efuse.c index de0437b3cb95..e68340dfd980 100644 --- a/drivers/net/wireless/realtek/rtlwifi/efuse.c +++ b/drivers/net/wireless/realtek/rtlwifi/efuse.c @@ -474,6 +474,7 @@ bool efuse_shadow_update(struct ieee80211_hw *hw) if (word_en != 0x0F) { u8 tmpdata[8]; + memcpy(tmpdata, &rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base], 8); @@ -487,7 +488,6 @@ bool efuse_shadow_update(struct ieee80211_hw *hw) break; } } - } efuse_power_switch(hw, true, false); @@ -662,6 +662,7 @@ static int efuse_one_byte_write(struct ieee80211_hw *hw, u16 addr, u8 data) static void efuse_read_all_map(struct ieee80211_hw *hw, u8 *efuse) { struct rtl_priv *rtlpriv = rtl_priv(hw); + efuse_power_switch(hw, false, true); read_efuse(hw, 0, rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE], efuse); efuse_power_switch(hw, false, false); @@ -812,6 +813,7 @@ static void efuse_write_data_case1(struct ieee80211_hw *hw, u16 *efuse_addr, if (0x0F != (badworden & 0x0F)) { u8 reorg_offset = offset; u8 reorg_worden = badworden; + efuse_pg_packet_write(hw, reorg_offset, reorg_worden, originaldata); @@ -901,6 +903,7 @@ static void efuse_write_data_case2(struct ieee80211_hw *hw, u16 *efuse_addr, if (0x0F != (badworden & 0x0F)) { u8 reorg_offset = tmp_pkt.offset; u8 reorg_worden = badworden; + efuse_pg_packet_write(hw, reorg_offset, reorg_worden, originaldata); @@ -957,7 +960,6 @@ static int efuse_pg_packet_write(struct ieee80211_hw *hw, while (continual && (efuse_addr < (EFUSE_MAX_SIZE - rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN]))) { - if (write_state == PG_STATE_HEADER) { dataempty = true; badworden = 0x0F; @@ -1114,7 +1116,6 @@ void efuse_power_switch(struct ieee80211_hw *hw, u8 write, u8 pwrstate) u16 tmpv16; if (pwrstate && (rtlhal->hw_type != HARDWARE_TYPE_RTL8192SE)) { - if (rtlhal->hw_type != HARDWARE_TYPE_RTL8192CE && rtlhal->hw_type != HARDWARE_TYPE_RTL8192DE) { rtl_write_byte(rtlpriv, @@ -1219,6 +1220,7 @@ static u16 efuse_get_current_size(struct ieee80211_hw *hw) static u8 efuse_calculate_word_cnts(u8 word_en) { u8 word_cnts = 0; + if (!(word_en & BIT(0))) word_cnts++; if (!(word_en & BIT(1))) diff --git a/drivers/net/wireless/realtek/rtlwifi/ps.c b/drivers/net/wireless/realtek/rtlwifi/ps.c index dca70d239760..70f04c2f5b17 100644 --- a/drivers/net/wireless/realtek/rtlwifi/ps.c +++ b/drivers/net/wireless/realtek/rtlwifi/ps.c @@ -718,6 +718,7 @@ static void rtl_p2p_noa_ie(struct ieee80211_hw *hw, void *data, static u8 p2p_oui_ie_type[4] = {0x50, 0x6f, 0x9a, 0x09}; u8 noa_num, index , i, noa_index = 0; bool find_p2p_ie = false , find_p2p_ps_ie = false; + pos = (u8 *)mgmt->u.beacon.variable; end = data + len; ie = NULL; diff --git a/drivers/net/wireless/realtek/rtlwifi/rc.c b/drivers/net/wireless/realtek/rtlwifi/rc.c index 8fa76eab61d2..cf8e42a01015 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rc.c +++ b/drivers/net/wireless/realtek/rtlwifi/rc.c @@ -236,6 +236,7 @@ static void rtl_tx_status(void *ppriv, !(skb->protocol == cpu_to_be16(ETH_P_PAE))) { if (ieee80211_is_data_qos(fc)) { u8 tid = rtl_get_tid(skb); + if (_rtl_tx_aggr_check(rtlpriv, sta_entry, tid)) { sta_entry->tids[tid].agg.agg_state = @@ -293,6 +294,7 @@ static void rtl_rate_free_sta(void *rtlpriv, struct ieee80211_sta *sta, void *priv_sta) { struct rtl_rate_priv *rate_priv = priv_sta; + kfree(rate_priv); } diff --git a/drivers/net/wireless/realtek/rtlwifi/regd.c b/drivers/net/wireless/realtek/rtlwifi/regd.c index c7048830decd..6ccb5b93a595 100644 --- a/drivers/net/wireless/realtek/rtlwifi/regd.c +++ b/drivers/net/wireless/realtek/rtlwifi/regd.c @@ -41,7 +41,6 @@ static struct country_code_to_enum_rd all_countries[] = { NL80211_RRF_PASSIVE_SCAN | \ NL80211_RRF_NO_OFDM) - /* 5G chan 36 - chan 64*/ #define RTL819x_5GHZ_5150_5350 \ REG_RULE(5150-10, 5350+10, 80, 0, 30, 0) diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c index 525f72bad433..e24fda5e9087 100644 --- a/drivers/net/wireless/realtek/rtlwifi/usb.c +++ b/drivers/net/wireless/realtek/rtlwifi/usb.c @@ -267,6 +267,7 @@ static int _rtl_usb_init_tx(struct ieee80211_hw *hw) for (i = 0; i < __RTL_TXQ_NUM; i++) { u32 ep_num = rtlusb->ep_map.ep_mapping[i]; + if (!ep_num) { RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "Invalid endpoint map setting!\n"); @@ -331,6 +332,7 @@ static int _rtl_usb_init(struct ieee80211_hw *hw) rtlusb->out_ep_nums = rtlusb->in_ep_nums = 0; for (epidx = 0; epidx < epnums; epidx++) { struct usb_endpoint_descriptor *pep_desc; + pep_desc = &usb_intf->cur_altsetting->endpoint[epidx].desc; if (usb_endpoint_dir_in(pep_desc)) @@ -753,6 +755,7 @@ static int rtl_usb_start(struct ieee80211_hw *hw) return err; } + /** * * -- cgit v1.2.3-59-g8ed1b From 2973af748d4dd58807702d48e6726b025f684395 Mon Sep 17 00:00:00 2001 From: Larry Finger Date: Thu, 21 Feb 2019 13:31:13 -0600 Subject: rtlwifi: rtl8192ce: Fix missing blank lines The problems filed include the following: WARNING: Missing a blank line after declarations CHECK: Please don't use multiple blank lines There are no code changes. Signed-off-by: Larry Finger Signed-off-by: Kalle Valo --- drivers/net/wireless/realtek/rtlwifi/rtl8192ce/hw.c | 7 ++++++- drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.c | 1 + drivers/net/wireless/realtek/rtlwifi/rtl8192ce/table.c | 1 - drivers/net/wireless/realtek/rtlwifi/rtl8192ce/trx.c | 8 ++++++++ 4 files changed, 15 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/hw.c index d8f496e2d68b..a52dd64d528d 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/hw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/hw.c @@ -144,6 +144,7 @@ void rtl92ce_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) case HW_VAR_BASIC_RATE:{ u16 rate_cfg = ((u16 *) val)[0]; u8 rate_index = 0; + rate_cfg &= 0x15f; rate_cfg |= 0x01; rtl_write_byte(rtlpriv, REG_RRSR, rate_cfg & 0xff); @@ -197,6 +198,7 @@ void rtl92ce_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) case HW_VAR_ACK_PREAMBLE:{ u8 reg_tmp; u8 short_preamble = (bool)*val; + reg_tmp = (mac->cur_40_prime_sc) << 5; if (short_preamble) reg_tmp |= 0x80; @@ -293,6 +295,7 @@ void rtl92ce_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) } case HW_VAR_AC_PARAM:{ u8 e_aci = *(val); + rtl92c_dm_init_edca_turbo(hw); if (rtlpci->acm_method != EACMWAY2_SW) @@ -456,6 +459,7 @@ void rtl92ce_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) break; case HW_VAR_AID:{ u16 u2btmp; + u2btmp = rtl_read_word(rtlpriv, REG_BCN_PSR_RPT); u2btmp &= 0xC000; rtl_write_word(rtlpriv, REG_BCN_PSR_RPT, (u2btmp | @@ -661,6 +665,7 @@ static bool _rtl92ce_init_mac(struct ieee80211_hw *hw) rtl_write_byte(rtlpriv, REG_RSV_CTRL, 0x00); if (rtlpriv->btcoexist.bt_coexistence) { u32 value32; + value32 = rtl_read_dword(rtlpriv, REG_APS_FSMCO); value32 |= (SOP_ABG | SOP_AMB | XOP_BTCK); rtl_write_dword(rtlpriv, REG_APS_FSMCO, value32); @@ -1245,6 +1250,7 @@ int rtl92ce_set_network_type(struct ieee80211_hw *hw, enum nl80211_iftype type) void rtl92ce_set_qos(struct ieee80211_hw *hw, int aci) { struct rtl_priv *rtlpriv = rtl_priv(hw); + rtl92c_dm_init_edca_turbo(hw); switch (aci) { case AC1_BK: @@ -2279,7 +2285,6 @@ void rtl8192ce_bt_reg_init(struct ieee80211_hw *hw) rtlpriv->btcoexist.reg_bt_sco = 0; } - void rtl8192ce_bt_hw_init(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.c index 8d18210dd5c8..f6574f31fa3b 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.c @@ -443,6 +443,7 @@ static bool _rtl92ce_phy_set_rf_power_state(struct ieee80211_hw *hw, RT_IN_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC)) { bool rtstatus; u32 initializecount = 0; + do { initializecount++; RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/table.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/table.c index e258b0803699..58878db404ed 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/table.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/table.c @@ -3,7 +3,6 @@ #include "table.h" - u32 RTL8192CEPHY_REG_2TARRAY[PHY_REG_2TARRAY_LENGTH] = { 0x024, 0x0011800f, 0x028, 0x00ffdb83, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/trx.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/trx.c index b08fb1bf6709..18a0ab59631a 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/trx.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/trx.c @@ -36,6 +36,7 @@ static u8 _rtl92c_query_rxpwrpercentage(s8 antpower) static u8 _rtl92c_evm_db_to_percentage(s8 value) { s8 ret_val; + ret_val = value; if (ret_val >= 0) @@ -109,6 +110,7 @@ static void _rtl92ce_query_rxphystatus(struct ieee80211_hw *hw, if (is_cck_rate) { u8 report, cck_highpwr; + cck_buf = (struct phy_sts_cck_8192s_t *)p_drvinfo; if (ppsc->rfpwr_state == ERFON) @@ -120,6 +122,7 @@ static void _rtl92ce_query_rxphystatus(struct ieee80211_hw *hw, if (!cck_highpwr) { u8 cck_agc_rpt = cck_buf->cck_agc_rpt; + report = cck_buf->cck_agc_rpt & 0xc0; report = report >> 6; switch (report) { @@ -138,6 +141,7 @@ static void _rtl92ce_query_rxphystatus(struct ieee80211_hw *hw, } } else { u8 cck_agc_rpt = cck_buf->cck_agc_rpt; + report = p_drvinfo->cfosho[0] & 0x60; report = report >> 5; switch (report) { @@ -182,6 +186,7 @@ static void _rtl92ce_query_rxphystatus(struct ieee80211_hw *hw, /* (3) Get Signal Quality (EVM) */ if (packet_match_bssid) { u8 sq; + if (pstats->rx_pwdb_all > 40) sq = 100; else { @@ -318,6 +323,7 @@ bool rtl92ce_rx_query_desc(struct ieee80211_hw *hw, struct rx_desc_92c *pdesc = (struct rx_desc_92c *)p_desc; struct ieee80211_hdr *hdr; u32 phystatus = GET_RX_DESC_PHYST(pdesc); + stats->length = (u16) GET_RX_DESC_PKT_LEN(pdesc); stats->rx_drvinfo_size = (u8) GET_RX_DESC_DRV_INFO_SIZE(pdesc) * RX_DRV_INFO_SIZE_UNIT; @@ -497,6 +503,7 @@ void rtl92ce_tx_fill_desc(struct ieee80211_hw *hw, if (sta) { u8 ampdu_density = sta->ht_cap.ampdu_density; + SET_TX_DESC_AMPDU_DENSITY(pdesc, ampdu_density); } @@ -733,6 +740,7 @@ bool rtl92ce_is_tx_desc_closed(struct ieee80211_hw *hw, void rtl92ce_tx_polling(struct ieee80211_hw *hw, u8 hw_queue) { struct rtl_priv *rtlpriv = rtl_priv(hw); + if (hw_queue == BEACON_QUEUE) { rtl_write_word(rtlpriv, REG_PCIE_CTRL_REG, BIT(4)); } else { -- cgit v1.2.3-59-g8ed1b From 6d255202a272a4ec33165a045cc3a9b55573cf0b Mon Sep 17 00:00:00 2001 From: Larry Finger Date: Thu, 21 Feb 2019 13:31:14 -0600 Subject: rtlwifi: rtl8192cu: Fix problems with blank lines The following problems were found: WARNING: Missing a blank line after declarations CHECK: Please don't use multiple blank lines CHECK: Please use a blank line after function/struct/union/enum declarations There are no code changes. Signed-off-by: Larry Finger Signed-off-by: Kalle Valo --- drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c | 9 ++++++++- drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.h | 4 ---- drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c | 8 +++++++- drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.h | 3 --- drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c | 7 +++++++ drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.h | 2 -- 6 files changed, 22 insertions(+), 11 deletions(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c index 52ee713d50f5..56cc3bc30860 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c @@ -747,6 +747,7 @@ static void _rtl92cu_init_queue_priority(struct ieee80211_hw *hw, u8 queue_sel) { struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); + if (IS_NORMAL_CHIP(rtlhal->version)) _rtl92cu_init_chipn_queue_priority(hw, wmm_enable, out_ep_num, queue_sel); @@ -813,6 +814,7 @@ static int _rtl92cu_init_mac(struct ieee80211_hw *hw) u8 wmm_enable = false; /* TODO */ u8 out_ep_nums = rtlusb->out_ep_nums; u8 queue_sel = rtlusb->out_queue_sel; + err = _rtl92cu_init_power_on(hw); if (err) { @@ -1013,6 +1015,7 @@ d. SYS_FUNC_EN 0x02[7:0] = 0x16 reset BB state machine e. SYS_FUNC_EN 0x02[7:0] = 0x14 reset BB state machine ***************************************/ u8 erfpath = 0, value8 = 0; + rtl_write_byte(rtlpriv, REG_TXPAUSE, 0xFF); rtl_set_rfreg(hw, (enum radio_path)erfpath, 0x0, MASKBYTE0, 0x0); @@ -1204,6 +1207,7 @@ static void _rtl92cu_stop_tx_beacon(struct ieee80211_hw *hw) struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_hal *rtlhal = rtl_hal(rtlpriv); u8 tmp1byte = 0; + if (IS_NORMAL_CHIP(rtlhal->version)) { tmp1byte = rtl_read_byte(rtlpriv, REG_FWHW_TXQ_CTRL + 2); rtl_write_byte(rtlpriv, REG_FWHW_TXQ_CTRL + 2, @@ -1353,6 +1357,7 @@ void rtl92cu_set_check_bssid(struct ieee80211_hw *hw, bool check_bssid) if (check_bssid) { u8 tmp; + if (IS_NORMAL_CHIP(rtlhal->version)) { reg_rcr |= (RCR_CBSSID_DATA | RCR_CBSSID_BCN); tmp = BIT(4); @@ -1365,6 +1370,7 @@ void rtl92cu_set_check_bssid(struct ieee80211_hw *hw, bool check_bssid) _rtl92cu_set_bcn_ctrl_reg(hw, 0, tmp); } else { u8 tmp; + if (IS_NORMAL_CHIP(rtlhal->version)) { reg_rcr &= ~(RCR_CBSSID_DATA | RCR_CBSSID_BCN); tmp = BIT(4); @@ -1631,6 +1637,7 @@ void rtl92cu_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) case HW_VAR_ACK_PREAMBLE:{ u8 reg_tmp; u8 short_preamble = (bool)*val; + reg_tmp = 0; if (short_preamble) reg_tmp |= 0x80; @@ -1881,6 +1888,7 @@ void rtl92cu_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val) break; case HW_VAR_KEEP_ALIVE:{ u8 array[2]; + array[0] = 0xff; array[1] = *((u8 *)val); rtl92c_fill_h2c_cmd(hw, H2C_92C_KEEP_ALIVE_CTRL, 2, @@ -1963,7 +1971,6 @@ static void rtl92cu_update_hal_rate_table(struct ieee80211_hw *hw, if (nmode && ((curtxbw_40mhz && curshortgi_40mhz) || (!curtxbw_40mhz && curshortgi_20mhz))) { - ratr_value |= 0x10000000; tmp_ratr_value = (ratr_value >> 12); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.h b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.h index 0ccc47e36652..5c48c3fd45e4 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.h +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.h @@ -14,14 +14,12 @@ #define TX_TOTAL_PAGE_NUMBER 0xF8 #define TX_PAGE_BOUNDARY (TX_TOTAL_PAGE_NUMBER + 1) - #define CHIP_B_PAGE_NUM_PUBQ 0xE7 /* For Test Chip Setting * (HPQ + LPQ + PUBQ) shall be TX_TOTAL_PAGE_NUMBER */ #define CHIP_A_PAGE_NUM_PUBQ 0x7E - /* For Chip A Setting */ #define WMM_CHIP_A_TX_TOTAL_PAGE_NUMBER 0xF5 #define WMM_CHIP_A_TX_PAGE_BOUNDARY \ @@ -31,8 +29,6 @@ #define WMM_CHIP_A_PAGE_NUM_HPQ 0x29 #define WMM_CHIP_A_PAGE_NUM_LPQ 0x29 - - /* Note: For Chip B Setting ,modify later */ #define WMM_CHIP_B_TX_TOTAL_PAGE_NUMBER 0xF5 #define WMM_CHIP_B_TX_PAGE_BOUNDARY \ diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c index cc2ba74bff81..b3ce8000d52d 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c @@ -24,7 +24,6 @@ #define RX_EVM rx_evm_percentage #define RX_SIGQ rx_mimo_sig_qual - void rtl92c_read_chip_version(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); @@ -143,6 +142,7 @@ bool rtl92c_llt_write(struct ieee80211_hw *hw, u32 address, u32 data) } while (++count); return status; } + /** * rtl92c_init_LLT_table - Init LLT table * @io: io callback @@ -189,6 +189,7 @@ bool rtl92c_init_llt_table(struct ieee80211_hw *hw, u32 boundary) } return rst; } + void rtl92c_set_key(struct ieee80211_hw *hw, u32 key_index, u8 *p_macaddr, bool is_group, u8 enc_algo, bool is_wepkey, bool clear_all) @@ -370,6 +371,7 @@ void rtl92c_set_qos(struct ieee80211_hw *hw, int aci) void rtl92c_init_driver_info_size(struct ieee80211_hw *hw, u8 size) { struct rtl_priv *rtlpriv = rtl_priv(hw); + rtl_write_byte(rtlpriv, REG_RX_DRVINFO_SZ, size); } @@ -647,6 +649,7 @@ static void _rtl92c_query_rxphystatus(struct ieee80211_hw *hw, pstats->RX_SIGQ[1] = -1; if (is_cck_rate) { u8 report, cck_highpwr; + cck_buf = (struct phy_sts_cck_8192s_t *)p_drvinfo; if (!in_powersavemode) cck_highpwr = rtlphy->cck_high_power; @@ -654,6 +657,7 @@ static void _rtl92c_query_rxphystatus(struct ieee80211_hw *hw, cck_highpwr = false; if (!cck_highpwr) { u8 cck_agc_rpt = cck_buf->cck_agc_rpt; + report = cck_buf->cck_agc_rpt & 0xc0; report = report >> 6; switch (report) { @@ -672,6 +676,7 @@ static void _rtl92c_query_rxphystatus(struct ieee80211_hw *hw, } } else { u8 cck_agc_rpt = cck_buf->cck_agc_rpt; + report = p_drvinfo->cfosho[0] & 0x60; report = report >> 5; switch (report) { @@ -694,6 +699,7 @@ static void _rtl92c_query_rxphystatus(struct ieee80211_hw *hw, pstats->recvsignalpower = rx_pwr_all; if (packet_match_bssid) { u8 sq; + if (pstats->rx_pwdb_all > 40) sq = 100; else { diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.h b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.h index 62eb3c5adec1..dd76a05829d5 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.h +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.h @@ -18,7 +18,6 @@ void rtl92c_enable_interrupt(struct ieee80211_hw *hw); void rtl92c_disable_interrupt(struct ieee80211_hw *hw); void rtl92c_set_qos(struct ieee80211_hw *hw, int aci); - /*--------------------------------------------------------------- * Hardware init functions *---------------------------------------------------------------*/ @@ -130,6 +129,4 @@ void rtl92c_translate_rx_signal_stuff(struct ieee80211_hw *hw, * Card disable functions *---------------------------------------------------------------*/ - - #endif diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c index 4293d0640310..0020adc004a5 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c @@ -108,6 +108,7 @@ static void threeoutepmapping(struct ieee80211_hw *hw, bool bwificfg, struct rtl_ep_map *ep_map) { struct rtl_priv *rtlpriv = rtl_priv(hw); + if (bwificfg) { /* for WMM */ RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "USB 3EP Setting for WMM.....\n"); @@ -141,6 +142,7 @@ static void oneoutepmapping(struct ieee80211_hw *hw, struct rtl_ep_map *ep_map) ep_map->ep_mapping[RTL_TXQ_BCN] = 2; ep_map->ep_mapping[RTL_TXQ_HI] = 2; } + static int _out_ep_mapping(struct ieee80211_hw *hw) { int err = 0; @@ -174,11 +176,13 @@ err_out: return err; } + /* endpoint mapping */ int rtl8192cu_endpoint_mapping(struct ieee80211_hw *hw) { struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); int error = 0; + if (likely(IS_NORMAL_CHIP(rtlhal->version))) error = configvernoutep(hw); else @@ -442,6 +446,7 @@ static void _rtl_fill_usb_tx_desc(u8 *txdesc) SET_TX_DESC_LAST_SEG(txdesc, 1); SET_TX_DESC_FIRST_SEG(txdesc, 1); } + /** * For HW recovery information */ @@ -531,11 +536,13 @@ void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw, sta = ieee80211_find_sta(mac->vif, mac->bssid); if (sta) { u8 ampdu_density = sta->ht_cap.ampdu_density; + SET_TX_DESC_AMPDU_DENSITY(txdesc, ampdu_density); } rcu_read_unlock(); if (info->control.hw_key) { struct ieee80211_key_conf *keyconf = info->control.hw_key; + switch (keyconf->cipher) { case WLAN_CIPHER_SUITE_WEP40: case WLAN_CIPHER_SUITE_WEP104: diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.h b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.h index 439ced0e18fa..ae2e8aa212de 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.h +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.h @@ -198,7 +198,6 @@ struct rx_drv_info_92c { #define SET_TX_DESC_OWN(__txdesc, __value) \ SET_BITS_TO_LE_4BYTE(__txdesc, 31, 1, __value) - /* Dword 1 */ #define SET_TX_DESC_MACID(__txdesc, __value) \ SET_BITS_TO_LE_4BYTE(__txdesc + 4, 0, 5, __value) @@ -355,7 +354,6 @@ struct rx_drv_info_92c { #define SET_TX_DESC_MCSG15_MAX_LEN(__txdesc, __value) \ SET_BITS_TO_LE_4BYTE(__txdesc + 28, 28, 4, __value) - int rtl8192cu_endpoint_mapping(struct ieee80211_hw *hw); u16 rtl8192cu_mq_to_hwq(__le16 fc, u16 mac80211_queue_index); bool rtl92cu_rx_query_desc(struct ieee80211_hw *hw, -- cgit v1.2.3-59-g8ed1b From 52f886571263a99935826f33984724a3306b0d62 Mon Sep 17 00:00:00 2001 From: Larry Finger Date: Thu, 21 Feb 2019 13:31:15 -0600 Subject: rtlwifi: rtl8192com: Fix blank line problems The following types of blank line problems are reported: WARNING: Missing a blank line after declarations CHECK: Please don't use multiple blank lines There are no code changes. Signed-off-by: Larry Finger Signed-off-by: Kalle Valo --- drivers/net/wireless/realtek/rtlwifi/rtl8192c/dm_common.c | 6 ++---- drivers/net/wireless/realtek/rtlwifi/rtl8192c/fw_common.c | 5 ++--- drivers/net/wireless/realtek/rtlwifi/rtl8192c/main.c | 1 - drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.c | 1 + 4 files changed, 5 insertions(+), 8 deletions(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/dm_common.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/dm_common.c index 2f633118c717..f2908ee5f860 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/dm_common.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/dm_common.c @@ -425,7 +425,6 @@ static void rtl92c_dm_initial_gain_sta(struct ieee80211_hw *hw) if (dm_digtable->presta_cstate == dm_digtable->cursta_cstate || dm_digtable->cursta_cstate == DIG_STA_BEFORE_CONNECT || dm_digtable->cursta_cstate == DIG_STA_CONNECT) { - if (dm_digtable->cursta_cstate != DIG_STA_DISCONNECT) { dm_digtable->rssi_val_min = rtl92c_dm_initial_gain_min_pwdb(hw); @@ -504,7 +503,6 @@ static void rtl92c_dm_ctrl_initgain_by_twoport(struct ieee80211_hw *hw) rtl92c_dm_cck_packet_detection_thresh(hw); dm_digtable->presta_cstate = dm_digtable->cursta_cstate; - } static void rtl92c_dm_dig(struct ieee80211_hw *hw) @@ -607,6 +605,7 @@ static void rtl92c_dm_pwdb_monitor(struct ieee80211_hw *hw) void rtl92c_dm_init_edca_turbo(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); + rtlpriv->dm.current_turbo_edca = false; rtlpriv->dm.is_any_nonbepkts = false; rtlpriv->dm.is_cur_rdlstate = false; @@ -660,7 +659,6 @@ static void rtl92c_dm_check_edca_turbo(struct ieee80211_hw *hw) if ((bt_change_edca) || ((!rtlpriv->dm.is_any_nonbepkts) && (!rtlpriv->dm.disable_framebursting))) { - cur_txok_cnt = rtlpriv->stats.txbytesunicast - last_txok_cnt; cur_rxok_cnt = rtlpriv->stats.rxbytesunicast - last_rxok_cnt; @@ -685,6 +683,7 @@ static void rtl92c_dm_check_edca_turbo(struct ieee80211_hw *hw) } else { if (rtlpriv->dm.current_turbo_edca) { u8 tmp = AC0_BE; + rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_AC_PARAM, &tmp); rtlpriv->dm.current_turbo_edca = false; @@ -1635,7 +1634,6 @@ static void rtl92c_bt_ant_isolation(struct ieee80211_hw *hw, u8 tmp1byte) { struct rtl_priv *rtlpriv = rtl_priv(hw); - /* Only enable HW BT coexist when BT in "Busy" state. */ if (rtlpriv->mac80211.vendor == PEER_CISCO && rtlpriv->btcoexist.bt_service == BT_OTHER_ACTION) { diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/fw_common.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/fw_common.c index 6af72799e09c..18c76990a089 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/fw_common.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/fw_common.c @@ -18,6 +18,7 @@ static void _rtl92c_enable_fw_download(struct ieee80211_hw *hw, bool enable) if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192CU) { u32 value32 = rtl_read_dword(rtlpriv, REG_MCUFWDL); + if (enable) value32 |= MCUFWDL_EN; else @@ -25,8 +26,8 @@ static void _rtl92c_enable_fw_download(struct ieee80211_hw *hw, bool enable) rtl_write_dword(rtlpriv, REG_MCUFWDL, value32); } else if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192CE) { u8 tmp; - if (enable) { + if (enable) { tmp = rtl_read_byte(rtlpriv, REG_SYS_FUNC_EN + 1); rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN + 1, tmp | 0x04); @@ -37,7 +38,6 @@ static void _rtl92c_enable_fw_download(struct ieee80211_hw *hw, bool enable) tmp = rtl_read_byte(rtlpriv, REG_MCUFWDL + 2); rtl_write_byte(rtlpriv, REG_MCUFWDL + 2, tmp & 0xf7); } else { - tmp = rtl_read_byte(rtlpriv, REG_MCUFWDL); rtl_write_byte(rtlpriv, REG_MCUFWDL, tmp & 0xfe); @@ -622,7 +622,6 @@ void rtl92c_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, "rtl92c_set_fw_rsvdpagepkt(): HW_VAR_SET_TX_CMD: ALL\n", u1rsvdpageloc, 3); - skb = dev_alloc_skb(totalpacketlen); skb_put_data(skb, &reserved_page_packet, totalpacketlen); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/main.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/main.c index e8af1952d243..97ad21c3964f 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/main.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/main.c @@ -4,7 +4,6 @@ #include "../wifi.h" #include - MODULE_AUTHOR("lizhaoming "); MODULE_AUTHOR("Realtek WlanFAE "); MODULE_AUTHOR("Georgia "); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.c index c6a3ed441c3f..0efd19aa4fe5 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.c @@ -747,6 +747,7 @@ static void _rtl92c_phy_sw_rf_seting(struct ieee80211_hw *hw, u8 channel) struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_phy *rtlphy = &(rtlpriv->phy); struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); + if (IS_81XXC_VENDOR_UMC_B_CUT(rtlhal->version)) { if (channel == 6 && rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20) { -- cgit v1.2.3-59-g8ed1b From 34e022d8b780a03902d82fb3997ba7c7b1f40c81 Mon Sep 17 00:00:00 2001 From: Wen Yang Date: Fri, 22 Feb 2019 15:15:40 +0800 Subject: mt76: fix a leaked reference by adding a missing of_node_put The call to of_find_node_by_phandle returns a node pointer with refcount incremented thus it must be explicitly decremented after the last usage. Detected by coccinelle with the following warnings: ./drivers/net/wireless/mediatek/mt76/eeprom.c:58:2-8: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 48, but without a corresponding object release within this function. ./drivers/net/wireless/mediatek/mt76/eeprom.c:61:2-8: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 48, but without a corresponding object release within this function. ./drivers/net/wireless/mediatek/mt76/eeprom.c:67:2-8: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 48, but without a corresponding object release within this function. ./drivers/net/wireless/mediatek/mt76/eeprom.c:70:2-8: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 48, but without a corresponding object release within this function. ./drivers/net/wireless/mediatek/mt76/eeprom.c:72:1-7: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 48, but without a corresponding object release within this function. Signed-off-by: Wen Yang Cc: Felix Fietkau Cc: Lorenzo Bianconi Cc: Kalle Valo Cc: "David S. Miller" Cc: Matthias Brugger Cc: linux-wireless@vger.kernel.org Cc: netdev@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-mediatek@lists.infradead.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Kalle Valo --- drivers/net/wireless/mediatek/mt76/eeprom.c | 24 ++++++++++++++++-------- 1 file changed, 16 insertions(+), 8 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/eeprom.c b/drivers/net/wireless/mediatek/mt76/eeprom.c index 530e5593765c..a1529920d877 100644 --- a/drivers/net/wireless/mediatek/mt76/eeprom.c +++ b/drivers/net/wireless/mediatek/mt76/eeprom.c @@ -54,22 +54,30 @@ mt76_get_of_eeprom(struct mt76_dev *dev, int len) part = np->name; mtd = get_mtd_device_nm(part); - if (IS_ERR(mtd)) - return PTR_ERR(mtd); + if (IS_ERR(mtd)) { + ret = PTR_ERR(mtd); + goto out_put_node; + } - if (size <= sizeof(*list)) - return -EINVAL; + if (size <= sizeof(*list)) { + ret = -EINVAL; + goto out_put_node; + } offset = be32_to_cpup(list); ret = mtd_read(mtd, offset, len, &retlen, dev->eeprom.data); put_mtd_device(mtd); if (ret) - return ret; + goto out_put_node; - if (retlen < len) - return -EINVAL; + if (retlen < len) { + ret = -EINVAL; + goto out_put_node; + } - return 0; +out_put_node: + of_node_put(np); + return ret; #else return -ENOENT; #endif -- cgit v1.2.3-59-g8ed1b From f321505656018a389fdf2dc261af4beda2cf9cfd Mon Sep 17 00:00:00 2001 From: YueHaibing Date: Wed, 27 Feb 2019 02:23:21 +0000 Subject: rtlwifi: rtl8723be: Remove set but not used variable 'b_last_is_cur_rdlstate' Fixes gcc '-Wunused-but-set-variable' warning: drivers/net/wireless/realtek/rtlwifi/rtl8723be/dm.c: In function 'rtl8723be_dm_check_edca_turbo': drivers/net/wireless/realtek/rtlwifi/rtl8723be/dm.c:998:7: warning: variable 'b_last_is_cur_rdlstate' set but not used [-Wunused-but-set-variable] It's never used and can be removed. Signed-off-by: YueHaibing Signed-off-by: Kalle Valo --- drivers/net/wireless/realtek/rtlwifi/rtl8723be/dm.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/dm.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/dm.c index ef355aa88117..b13fd3c0c832 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/dm.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/dm.c @@ -995,12 +995,9 @@ static void rtl8723be_dm_check_edca_turbo(struct ieee80211_hw *hw) u32 edca_be = 0x5ea42b; u32 iot_peer = 0; bool b_is_cur_rdlstate; - bool b_last_is_cur_rdlstate = false; bool b_bias_on_rx = false; bool b_edca_turbo_on = false; - b_last_is_cur_rdlstate = rtlpriv->dm.is_cur_rdlstate; - cur_txok_cnt = rtlpriv->stats.txbytesunicast - last_txok_cnt; cur_rxok_cnt = rtlpriv->stats.rxbytesunicast - last_rxok_cnt; -- cgit v1.2.3-59-g8ed1b From 85c6ac33c87c44893ddc561dfd0a8bdc9ec68cd5 Mon Sep 17 00:00:00 2001 From: YueHaibing Date: Wed, 27 Feb 2019 02:23:34 +0000 Subject: rtlwifi: rtl8723ae: Remove set but not used variable 'bt_retry_cnt' Fixes gcc '-Wunused-but-set-variable' warning: drivers/net/wireless/realtek/rtlwifi/rtl8723ae/hal_btc.c: In function '_rtl8723e_dm_bt_coexist_2_ant': drivers/net/wireless/realtek/rtlwifi/rtl8723ae/hal_btc.c:1408:5: warning: variable 'bt_retry_cnt' set but not used [-Wunused-but-set-variable] It's never used and can be removed. Signed-off-by: YueHaibing Signed-off-by: Kalle Valo --- drivers/net/wireless/realtek/rtlwifi/rtl8723ae/hal_btc.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/hal_btc.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/hal_btc.c index a6b31dae5691..680198280f8f 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/hal_btc.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/hal_btc.c @@ -1405,7 +1405,6 @@ static void rtl8723e_dm_bt_reset_action_profile_state(struct ieee80211_hw *hw) static void _rtl8723e_dm_bt_coexist_2_ant(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); - u8 bt_retry_cnt; u8 bt_info_original; RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "[BTCoex] Get bt info by fw!!\n"); @@ -1417,7 +1416,6 @@ static void _rtl8723e_dm_bt_coexist_2_ant(struct ieee80211_hw *hw) "[BTCoex] c2h for bt_info not rcvd yet!!\n"); } - bt_retry_cnt = hal_coex_8723.bt_retry_cnt; bt_info_original = hal_coex_8723.c2h_bt_info_original; /* when bt inquiry or page scan, we have to set h2c 0x25 */ -- cgit v1.2.3-59-g8ed1b From 037e0c5df64980dfffdce1317790730ceda77945 Mon Sep 17 00:00:00 2001 From: YueHaibing Date: Wed, 27 Feb 2019 02:23:47 +0000 Subject: rtlwifi: rtl8192se: Remove set but not used variable 'seg_ptr' Fixes gcc '-Wunused-but-set-variable' warning: drivers/net/wireless/realtek/rtlwifi/rtl8192se/fw.c: In function '_rtl92s_firmware_downloadcode': drivers/net/wireless/realtek/rtlwifi/rtl8192se/fw.c:139:17: warning: variable 'seg_ptr' set but not used [-Wunused-but-set-variable] It's not used after commit 59ae1d127ac0 ("networking: introduce and use skb_put_data()") Signed-off-by: YueHaibing Signed-off-by: Kalle Valo --- drivers/net/wireless/realtek/rtlwifi/rtl8192se/fw.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192se/fw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192se/fw.c index faa307a0b148..541b7881735e 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192se/fw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192se/fw.c @@ -136,7 +136,6 @@ static bool _rtl92s_firmware_downloadcode(struct ieee80211_hw *hw, struct rtl_priv *rtlpriv = rtl_priv(hw); struct sk_buff *skb; struct rtl_tcb_desc *tcb_desc; - unsigned char *seg_ptr; u16 frag_threshold = MAX_FIRMWARE_CODE_SIZE; u16 frag_length, frag_offset = 0; u16 extra_descoffset = 0; @@ -166,9 +165,8 @@ static bool _rtl92s_firmware_downloadcode(struct ieee80211_hw *hw, if (!skb) return false; skb_reserve(skb, extra_descoffset); - seg_ptr = skb_put_data(skb, - code_virtual_address + frag_offset, - (u32)(frag_length - extra_descoffset)); + skb_put_data(skb, code_virtual_address + frag_offset, + (u32)(frag_length - extra_descoffset)); tcb_desc = (struct rtl_tcb_desc *)(skb->cb); tcb_desc->queue_index = TXCMD_QUEUE; -- cgit v1.2.3-59-g8ed1b From 3a08ac3e79e892e23c936ffea582a63f3fec6c72 Mon Sep 17 00:00:00 2001 From: Surabhi Vishnoi Date: Tue, 26 Feb 2019 14:57:55 +0530 Subject: ath10k: Fix the incorrect updation of NSS data in tx stats The NSS data is updated incorrectly in the tx stats as the array indexing starts from zero. Fix the incorrect updation of NSS data in tx_stats by taking into consideration the array index starting from zero. Tested HW: WCN3990 Tested FW: WLAN.HL.3.1-00784-QCAHLSWMTPLZ-1 Fixes: a904417fc876 ("ath10k: add extended per sta tx statistics support") Signed-off-by: Surabhi Vishnoi Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/htt_rx.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index 129fd15e9cc9..9415ff6d0e43 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -2977,7 +2977,7 @@ ath10k_accumulate_per_peer_tx_stats(struct ath10k *ar, } STATS_OP_FMT(AMPDU).bw[0][bw] += pstats->succ_bytes + pstats->retry_bytes; - STATS_OP_FMT(AMPDU).nss[0][nss] += + STATS_OP_FMT(AMPDU).nss[0][nss - 1] += pstats->succ_bytes + pstats->retry_bytes; STATS_OP_FMT(AMPDU).gi[0][gi] += pstats->succ_bytes + pstats->retry_bytes; @@ -2985,7 +2985,7 @@ ath10k_accumulate_per_peer_tx_stats(struct ath10k *ar, pstats->succ_bytes + pstats->retry_bytes; STATS_OP_FMT(AMPDU).bw[1][bw] += pstats->succ_pkts + pstats->retry_pkts; - STATS_OP_FMT(AMPDU).nss[1][nss] += + STATS_OP_FMT(AMPDU).nss[1][nss - 1] += pstats->succ_pkts + pstats->retry_pkts; STATS_OP_FMT(AMPDU).gi[1][gi] += pstats->succ_pkts + pstats->retry_pkts; @@ -2997,27 +2997,27 @@ ath10k_accumulate_per_peer_tx_stats(struct ath10k *ar, } STATS_OP_FMT(SUCC).bw[0][bw] += pstats->succ_bytes; - STATS_OP_FMT(SUCC).nss[0][nss] += pstats->succ_bytes; + STATS_OP_FMT(SUCC).nss[0][nss - 1] += pstats->succ_bytes; STATS_OP_FMT(SUCC).gi[0][gi] += pstats->succ_bytes; STATS_OP_FMT(SUCC).bw[1][bw] += pstats->succ_pkts; - STATS_OP_FMT(SUCC).nss[1][nss] += pstats->succ_pkts; + STATS_OP_FMT(SUCC).nss[1][nss - 1] += pstats->succ_pkts; STATS_OP_FMT(SUCC).gi[1][gi] += pstats->succ_pkts; STATS_OP_FMT(FAIL).bw[0][bw] += pstats->failed_bytes; - STATS_OP_FMT(FAIL).nss[0][nss] += pstats->failed_bytes; + STATS_OP_FMT(FAIL).nss[0][nss - 1] += pstats->failed_bytes; STATS_OP_FMT(FAIL).gi[0][gi] += pstats->failed_bytes; STATS_OP_FMT(FAIL).bw[1][bw] += pstats->failed_pkts; - STATS_OP_FMT(FAIL).nss[1][nss] += pstats->failed_pkts; + STATS_OP_FMT(FAIL).nss[1][nss - 1] += pstats->failed_pkts; STATS_OP_FMT(FAIL).gi[1][gi] += pstats->failed_pkts; STATS_OP_FMT(RETRY).bw[0][bw] += pstats->retry_bytes; - STATS_OP_FMT(RETRY).nss[0][nss] += pstats->retry_bytes; + STATS_OP_FMT(RETRY).nss[0][nss - 1] += pstats->retry_bytes; STATS_OP_FMT(RETRY).gi[0][gi] += pstats->retry_bytes; STATS_OP_FMT(RETRY).bw[1][bw] += pstats->retry_pkts; - STATS_OP_FMT(RETRY).nss[1][nss] += pstats->retry_pkts; + STATS_OP_FMT(RETRY).nss[1][nss - 1] += pstats->retry_pkts; STATS_OP_FMT(RETRY).gi[1][gi] += pstats->retry_pkts; if (txrate->flags >= RATE_INFO_FLAGS_MCS) { -- cgit v1.2.3-59-g8ed1b From ef9051c72ab7bc664e8047c55ac74bdb1c7fa3ee Mon Sep 17 00:00:00 2001 From: Surabhi Vishnoi Date: Tue, 26 Feb 2019 14:57:56 +0530 Subject: ath10k: Fix the wrong updation of BW in tx_stats debugfs entry Currently, the bandwidth is updated wrongly in BW table in tx_stats debugfs per sta as there is difference in number of bandwidth type in mac80211 and driver stats table. This leads to bandwidth getting updated at wrong index in bandwidth table in tx_stats. Fix this index mismatch between mac80211 and driver stats table (BW table) by making the number of bandwidth type in driver compatible with mac80211. Tested HW: WCN3990 Tested FW: WLAN.HL.3.1-00784-QCAHLSWMTPLZ-1 Fixes: a904417fc876 ("ath10k: add extended per sta tx statistics support") Signed-off-by: Surabhi Vishnoi Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/debugfs_sta.c | 7 ++++--- drivers/net/wireless/ath/ath10k/wmi.h | 2 +- 2 files changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/debugfs_sta.c b/drivers/net/wireless/ath/ath10k/debugfs_sta.c index 8331d8b09987..c704ae371c4d 100644 --- a/drivers/net/wireless/ath/ath10k/debugfs_sta.c +++ b/drivers/net/wireless/ath/ath10k/debugfs_sta.c @@ -685,11 +685,12 @@ static ssize_t ath10k_dbg_sta_dump_tx_stats(struct file *file, " %llu ", stats->ht[j][i]); len += scnprintf(buf + len, size - len, "\n"); len += scnprintf(buf + len, size - len, - " BW %s (20,40,80,160 MHz)\n", str[j]); + " BW %s (20,5,10,40,80,160 MHz)\n", str[j]); len += scnprintf(buf + len, size - len, - " %llu %llu %llu %llu\n", + " %llu %llu %llu %llu %llu %llu\n", stats->bw[j][0], stats->bw[j][1], - stats->bw[j][2], stats->bw[j][3]); + stats->bw[j][2], stats->bw[j][3], + stats->bw[j][4], stats->bw[j][5]); len += scnprintf(buf + len, size - len, " NSS %s (1x1,2x2,3x3,4x4)\n", str[j]); len += scnprintf(buf + len, size - len, diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index a1a558b03de7..56da8292605b 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -5045,7 +5045,7 @@ enum wmi_rate_preamble { #define ATH10K_FW_SKIPPED_RATE_CTRL(flags) (((flags) >> 6) & 0x1) #define ATH10K_VHT_MCS_NUM 10 -#define ATH10K_BW_NUM 4 +#define ATH10K_BW_NUM 6 #define ATH10K_NSS_NUM 4 #define ATH10K_LEGACY_NUM 12 #define ATH10K_GI_NUM 2 -- cgit v1.2.3-59-g8ed1b From 8e55fdaa8ea763fc09acef82e6263c8f9b2c9f72 Mon Sep 17 00:00:00 2001 From: Surabhi Vishnoi Date: Tue, 26 Feb 2019 14:57:57 +0530 Subject: ath10k: Fix the wrong updation of SGI in tx_stats debugfs The SGI is updated wrongly in tx stats table in debugfs per sta entry. To know whether the packets/bytes are sent with SHORT GI, test whether the SGI bit(ATH10K_RATE_INFO_FLAGS_SGI_BIT) is set or not in the txrate flags. Tested HW: WCN3990 Tested FW: WLAN.HL.3.1-00784-QCAHLSWMTPLZ-1 Fixes: a904417fc876 ("ath10k: add extended per sta tx statistics support") Signed-off-by: Surabhi Vishnoi Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/htt_rx.c | 4 +++- drivers/net/wireless/ath/ath10k/wmi.h | 1 + 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index 9415ff6d0e43..1a9892703570 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -2921,12 +2921,14 @@ ath10k_accumulate_per_peer_tx_stats(struct ath10k *ar, struct rate_info *txrate = &arsta->txrate; struct ath10k_htt_tx_stats *tx_stats; int idx, ht_idx, gi, mcs, bw, nss; + unsigned long flags; if (!arsta->tx_stats) return; tx_stats = arsta->tx_stats; - gi = (arsta->txrate.flags & RATE_INFO_FLAGS_SHORT_GI); + flags = txrate->flags; + gi = test_bit(ATH10K_RATE_INFO_FLAGS_SGI_BIT, &flags); ht_idx = txrate->mcs + txrate->nss * 8; mcs = txrate->mcs; bw = txrate->bw; diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index 56da8292605b..f6d3e76723d7 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -5051,6 +5051,7 @@ enum wmi_rate_preamble { #define ATH10K_GI_NUM 2 #define ATH10K_HT_MCS_NUM 32 #define ATH10K_RATE_TABLE_NUM 320 +#define ATH10K_RATE_INFO_FLAGS_SGI_BIT 2 /* Value to disable fixed rate setting */ #define WMI_FIXED_RATE_NONE (0xff) -- cgit v1.2.3-59-g8ed1b From d23c2cdaa01360ddc8ca01cd34b964e4621e6381 Mon Sep 17 00:00:00 2001 From: Surabhi Vishnoi Date: Tue, 26 Feb 2019 14:57:58 +0530 Subject: ath10k: Fix the wrong calculation ht_idx and idx of rate table for tx_stats ht_idx (ht rate index) and idx (rate table index) are calculated based on mcs index. This mcs index used in the above calculation should be 0-9 for getting the correct ht_idx and idx. Currently the mcs index used for the above calculations is mcs index which can be 0-31 (in case of HT), leading to incorrect rate index and ht index values. Fix the issue by obtaining mcs value from the ratecode reported by firmware and use it for calculating ht_idx and idx (rate-table index). Tested HW: WCN3990 Tested FW: WLAN.HL.3.1-00784-QCAHLSWMTPLZ-1 Fixes: e88975ca37d1 ("ath10k: dump tx stats in rate table format") Signed-off-by: Surabhi Vishnoi Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/htt_rx.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index 1a9892703570..a20ea270d519 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -2929,11 +2929,11 @@ ath10k_accumulate_per_peer_tx_stats(struct ath10k *ar, tx_stats = arsta->tx_stats; flags = txrate->flags; gi = test_bit(ATH10K_RATE_INFO_FLAGS_SGI_BIT, &flags); - ht_idx = txrate->mcs + txrate->nss * 8; - mcs = txrate->mcs; + mcs = ATH10K_HW_MCS_RATE(pstats->ratecode); bw = txrate->bw; nss = txrate->nss; - idx = mcs * 8 + 8 * 10 * nss; + ht_idx = mcs + (nss - 1) * 8; + idx = mcs * 8 + 8 * 10 * (nss - 1); idx += bw * 2 + gi; #define STATS_OP_FMT(name) tx_stats->stats[ATH10K_STATS_TYPE_##name] -- cgit v1.2.3-59-g8ed1b From f40a307eb92c45a4acf813efcda90b17d50d25c3 Mon Sep 17 00:00:00 2001 From: Surabhi Vishnoi Date: Tue, 26 Feb 2019 15:23:16 +0530 Subject: ath10k: Fill rx duration for each peer in fw_stats for WCN3990 Currently, rx_duration for each peer is not getting populated in fw_stats debugfs entry for WCN3990. WCN3990 firmware sends rx duration for each peer as part of peer_extd_stats in WMI_UPDATE_STATS_EVENT. To enable peer_extd_stats, firmware expects host to send fw_stats_req_mask with flag WMI_TLV_PEER_STATS_EXTD set in WMI_REQUEST_STATS_CMD. Send fw_stats_req_mask with flag WMI_TLV_PEER_STATS_EXTD set in WMI_REQUEST_STATS_CMD and parse the peer_extd_stats in WMI_UPDATE_STATS_EVENT to populate the rx_duration of each peer in fw_stats debugfs entry. Currently the driver handles 32-bit rx_duration, but the rx_duration for WCN3990 can be upto 63 bit. The firmware sends rx_duration split into two 32-bit fields, with the upper 32-bits being valid only if its MSB is set. This change handles the 63-bit rx_duration obtained from WCN3990 and maintain the backward compatibility. To get the rx_duration of each connected peer : cat /sys/kernel/debug/ieee80211/phyX/ath10k/fw_stats Tested HW: WCN3990 Tested FW: WLAN.HL.3.1-00784-QCAHLSWMTPLZ-1 Signed-off-by: Surabhi Vishnoi Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/core.c | 4 ++-- drivers/net/wireless/ath/ath10k/core.h | 2 +- drivers/net/wireless/ath/ath10k/wmi-tlv.c | 31 +++++++++++++++++++++++++++++-- drivers/net/wireless/ath/ath10k/wmi-tlv.h | 20 ++++++++++++++++++++ drivers/net/wireless/ath/ath10k/wmi.c | 2 +- drivers/net/wireless/ath/ath10k/wmi.h | 7 +++++++ 6 files changed, 60 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index c2d2155580eb..835b8de92d55 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -2317,8 +2317,8 @@ static int ath10k_core_init_firmware_features(struct ath10k *ar) else ar->htt.max_num_pending_tx = TARGET_TLV_NUM_MSDU_DESC; ar->wow.max_num_patterns = TARGET_TLV_NUM_WOW_PATTERNS; - ar->fw_stats_req_mask = WMI_STAT_PDEV | WMI_STAT_VDEV | - WMI_STAT_PEER; + ar->fw_stats_req_mask = WMI_TLV_STAT_PDEV | WMI_TLV_STAT_VDEV | + WMI_TLV_STAT_PEER | WMI_TLV_STAT_PEER_EXTD; ar->max_spatial_stream = WMI_MAX_SPATIAL_STREAM; ar->wmi.mgmt_max_num_pending_tx = TARGET_TLV_MGMT_NUM_MSDU_DESC; break; diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index 27ec5557de88..e08a17b01e03 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -189,7 +189,7 @@ struct ath10k_fw_stats_peer { u32 peer_rssi; u32 peer_tx_rate; u32 peer_rx_rate; /* 10x only */ - u32 rx_duration; + u64 rx_duration; }; struct ath10k_fw_extd_stats_peer { diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c index 890887eb886a..582fb11f648a 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c @@ -13,6 +13,7 @@ #include "wmi-tlv.h" #include "p2p.h" #include "testmode.h" +#include /***************/ /* TLV helpers */ @@ -1296,6 +1297,7 @@ static int ath10k_wmi_tlv_op_pull_fw_stats(struct ath10k *ar, { const void **tb; const struct wmi_tlv_stats_ev *ev; + u32 num_peer_stats_extd; const void *data; u32 num_pdev_stats; u32 num_vdev_stats; @@ -1303,6 +1305,7 @@ static int ath10k_wmi_tlv_op_pull_fw_stats(struct ath10k *ar, u32 num_bcnflt_stats; u32 num_chan_stats; size_t data_len; + u32 stats_id; int ret; int i; @@ -1327,11 +1330,13 @@ static int ath10k_wmi_tlv_op_pull_fw_stats(struct ath10k *ar, num_peer_stats = __le32_to_cpu(ev->num_peer_stats); num_bcnflt_stats = __le32_to_cpu(ev->num_bcnflt_stats); num_chan_stats = __le32_to_cpu(ev->num_chan_stats); + stats_id = __le32_to_cpu(ev->stats_id); + num_peer_stats_extd = __le32_to_cpu(ev->num_peer_stats_extd); ath10k_dbg(ar, ATH10K_DBG_WMI, - "wmi tlv stats update pdev %i vdev %i peer %i bcnflt %i chan %i\n", + "wmi tlv stats update pdev %i vdev %i peer %i bcnflt %i chan %i peer_extd %i\n", num_pdev_stats, num_vdev_stats, num_peer_stats, - num_bcnflt_stats, num_chan_stats); + num_bcnflt_stats, num_chan_stats, num_peer_stats_extd); for (i = 0; i < num_pdev_stats; i++) { const struct wmi_pdev_stats *src; @@ -1396,6 +1401,28 @@ static int ath10k_wmi_tlv_op_pull_fw_stats(struct ath10k *ar, ath10k_wmi_pull_peer_stats(&src->old, dst); dst->peer_rx_rate = __le32_to_cpu(src->peer_rx_rate); + + if (stats_id & WMI_TLV_STAT_PEER_EXTD) { + const struct wmi_tlv_peer_stats_extd *extd; + unsigned long rx_duration_high; + + extd = data + sizeof(*src) * (num_peer_stats - i - 1) + + sizeof(*extd) * i; + + dst->rx_duration = __le32_to_cpu(extd->rx_duration); + rx_duration_high = __le32_to_cpu + (extd->rx_duration_high); + + if (test_bit(WMI_TLV_PEER_RX_DURATION_HIGH_VALID_BIT, + &rx_duration_high)) { + rx_duration_high = + FIELD_GET(WMI_TLV_PEER_RX_DURATION_HIGH_MASK, + rx_duration_high); + dst->rx_duration |= (u64)rx_duration_high << + WMI_TLV_PEER_RX_DURATION_SHIFT; + } + } + list_add_tail(&dst->list, &stats->peers); } diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.h b/drivers/net/wireless/ath/ath10k/wmi-tlv.h index 52e0e73ac5f9..65e6aa520b06 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.h +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.h @@ -1889,6 +1889,22 @@ struct wmi_tlv_req_stats_cmd { struct wmi_mac_addr peer_macaddr; } __packed; +#define WMI_TLV_PEER_RX_DURATION_HIGH_VALID_BIT 31 +#define WMI_TLV_PEER_RX_DURATION_HIGH_MASK GENMASK(30, 0) +#define WMI_TLV_PEER_RX_DURATION_SHIFT 32 + +struct wmi_tlv_peer_stats_extd { + struct wmi_mac_addr peer_macaddr; + __le32 rx_duration; + __le32 peer_tx_bytes; + __le32 peer_rx_bytes; + __le32 last_tx_rate_code; + __le32 last_tx_power; + __le32 rx_mc_bc_cnt; + __le32 rx_duration_high; + __le32 reserved[2]; +} __packed; + struct wmi_tlv_vdev_stats { __le32 vdev_id; __le32 beacon_snr; @@ -1982,6 +1998,10 @@ struct wmi_tlv_stats_ev { __le32 num_peer_stats; __le32 num_bcnflt_stats; __le32 num_chan_stats; + __le32 num_mib_stats; + __le32 pdev_id; + __le32 num_bcn_stats; + __le32 num_peer_stats_extd; } __packed; struct wmi_tlv_p2p_noa_ev { diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index 52f1752e2065..98a90e49d666 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -8322,7 +8322,7 @@ ath10k_wmi_fw_peer_stats_fill(const struct ath10k_fw_stats_peer *peer, "Peer TX rate", peer->peer_tx_rate); len += scnprintf(buf + len, buf_len - len, "%30s %u\n", "Peer RX rate", peer->peer_rx_rate); - len += scnprintf(buf + len, buf_len - len, "%30s %u\n", + len += scnprintf(buf + len, buf_len - len, "%30s %llu\n", "Peer RX duration", peer->rx_duration); len += scnprintf(buf + len, buf_len - len, "\n"); diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index f6d3e76723d7..e1c40bb69932 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -4534,6 +4534,13 @@ enum wmi_10_4_stats_id { WMI_10_4_STAT_VDEV_EXTD = BIT(4), }; +enum wmi_tlv_stats_id { + WMI_TLV_STAT_PDEV = BIT(0), + WMI_TLV_STAT_VDEV = BIT(1), + WMI_TLV_STAT_PEER = BIT(2), + WMI_TLV_STAT_PEER_EXTD = BIT(10), +}; + struct wlan_inst_rssi_args { __le16 cfg_retry_count; __le16 retry_count; -- cgit v1.2.3-59-g8ed1b From 387f3794b8cfbdfe6e627978ae4aec92b91b5fb8 Mon Sep 17 00:00:00 2001 From: Maya Erez Date: Fri, 22 Feb 2019 16:20:59 +0200 Subject: wil6210: remove rtap_include_phy_info module param Due to a HW issue in PHY info collection rtap_include_phy_info is not in use, hence can be removed. Signed-off-by: Maya Erez Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/wil6210/txrx.c | 88 ++++++--------------------------- drivers/net/wireless/ath/wil6210/txrx.h | 7 +-- drivers/net/wireless/ath/wil6210/wmi.c | 4 +- 3 files changed, 18 insertions(+), 81 deletions(-) diff --git a/drivers/net/wireless/ath/wil6210/txrx.c b/drivers/net/wireless/ath/wil6210/txrx.c index 3e1c831ab2fb..4d286fbaa7b7 100644 --- a/drivers/net/wireless/ath/wil6210/txrx.c +++ b/drivers/net/wireless/ath/wil6210/txrx.c @@ -1,6 +1,6 @@ /* * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. - * Copyright (c) 2018, The Linux Foundation. All rights reserved. + * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -30,11 +30,6 @@ #include "trace.h" #include "txrx_edma.h" -static bool rtap_include_phy_info; -module_param(rtap_include_phy_info, bool, 0444); -MODULE_PARM_DESC(rtap_include_phy_info, - " Include PHY info in the radiotap header, default - no"); - bool rx_align_2; module_param(rx_align_2, bool, 0444); MODULE_PARM_DESC(rx_align_2, " align Rx buffers on 4*n+2, default - no"); @@ -332,87 +327,34 @@ static void wil_rx_add_radiotap_header(struct wil6210_priv *wil, u8 mcs_flags; u8 mcs_index; } __packed; - struct wil6210_rtap_vendor { - struct wil6210_rtap rtap; - /* vendor */ - u8 vendor_oui[3] __aligned(2); - u8 vendor_ns; - __le16 vendor_skip; - u8 vendor_data[0]; - } __packed; struct vring_rx_desc *d = wil_skb_rxdesc(skb); - struct wil6210_rtap_vendor *rtap_vendor; + struct wil6210_rtap *rtap; int rtap_len = sizeof(struct wil6210_rtap); - int phy_length = 0; /* phy info header size, bytes */ - static char phy_data[128]; struct ieee80211_channel *ch = wil->monitor_chandef.chan; - if (rtap_include_phy_info) { - rtap_len = sizeof(*rtap_vendor) + sizeof(*d); - /* calculate additional length */ - if (d->dma.status & RX_DMA_STATUS_PHY_INFO) { - /** - * PHY info starts from 8-byte boundary - * there are 8-byte lines, last line may be partially - * written (HW bug), thus FW configures for last line - * to be excessive. Driver skips this last line. - */ - int len = min_t(int, 8 + sizeof(phy_data), - wil_rxdesc_phy_length(d)); - - if (len > 8) { - void *p = skb_tail_pointer(skb); - void *pa = PTR_ALIGN(p, 8); - - if (skb_tailroom(skb) >= len + (pa - p)) { - phy_length = len - 8; - memcpy(phy_data, pa, phy_length); - } - } - } - rtap_len += phy_length; - } - if (skb_headroom(skb) < rtap_len && pskb_expand_head(skb, rtap_len, 0, GFP_ATOMIC)) { wil_err(wil, "Unable to expand headroom to %d\n", rtap_len); return; } - rtap_vendor = skb_push(skb, rtap_len); - memset(rtap_vendor, 0, rtap_len); + rtap = skb_push(skb, rtap_len); + memset(rtap, 0, rtap_len); - rtap_vendor->rtap.rthdr.it_version = PKTHDR_RADIOTAP_VERSION; - rtap_vendor->rtap.rthdr.it_len = cpu_to_le16(rtap_len); - rtap_vendor->rtap.rthdr.it_present = cpu_to_le32( - (1 << IEEE80211_RADIOTAP_FLAGS) | + rtap->rthdr.it_version = PKTHDR_RADIOTAP_VERSION; + rtap->rthdr.it_len = cpu_to_le16(rtap_len); + rtap->rthdr.it_present = cpu_to_le32((1 << IEEE80211_RADIOTAP_FLAGS) | (1 << IEEE80211_RADIOTAP_CHANNEL) | (1 << IEEE80211_RADIOTAP_MCS)); if (d->dma.status & RX_DMA_STATUS_ERROR) - rtap_vendor->rtap.flags |= IEEE80211_RADIOTAP_F_BADFCS; - - rtap_vendor->rtap.chnl_freq = cpu_to_le16(ch ? ch->center_freq : 58320); - rtap_vendor->rtap.chnl_flags = cpu_to_le16(0); - - rtap_vendor->rtap.mcs_present = IEEE80211_RADIOTAP_MCS_HAVE_MCS; - rtap_vendor->rtap.mcs_flags = 0; - rtap_vendor->rtap.mcs_index = wil_rxdesc_mcs(d); - - if (rtap_include_phy_info) { - rtap_vendor->rtap.rthdr.it_present |= cpu_to_le32(1 << - IEEE80211_RADIOTAP_VENDOR_NAMESPACE); - /* OUI for Wilocity 04:ce:14 */ - rtap_vendor->vendor_oui[0] = 0x04; - rtap_vendor->vendor_oui[1] = 0xce; - rtap_vendor->vendor_oui[2] = 0x14; - rtap_vendor->vendor_ns = 1; - /* Rx descriptor + PHY data */ - rtap_vendor->vendor_skip = cpu_to_le16(sizeof(*d) + - phy_length); - memcpy(rtap_vendor->vendor_data, (void *)d, sizeof(*d)); - memcpy(rtap_vendor->vendor_data + sizeof(*d), phy_data, - phy_length); - } + rtap->flags |= IEEE80211_RADIOTAP_F_BADFCS; + + rtap->chnl_freq = cpu_to_le16(ch ? ch->center_freq : 58320); + rtap->chnl_flags = cpu_to_le16(0); + + rtap->mcs_present = IEEE80211_RADIOTAP_MCS_HAVE_MCS; + rtap->mcs_flags = 0; + rtap->mcs_index = wil_rxdesc_mcs(d); } static bool wil_is_rx_idle(struct wil6210_priv *wil) diff --git a/drivers/net/wireless/ath/wil6210/txrx.h b/drivers/net/wireless/ath/wil6210/txrx.h index 9d83be481839..bc81444b7106 100644 --- a/drivers/net/wireless/ath/wil6210/txrx.h +++ b/drivers/net/wireless/ath/wil6210/txrx.h @@ -1,6 +1,6 @@ /* * Copyright (c) 2012-2016 Qualcomm Atheros, Inc. - * Copyright (c) 2018, The Linux Foundation. All rights reserved. + * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -530,11 +530,6 @@ static inline int wil_rxdesc_mcast(struct vring_rx_desc *d) return WIL_GET_BITS(d->mac.d1, 13, 14); } -static inline int wil_rxdesc_phy_length(struct vring_rx_desc *d) -{ - return WIL_GET_BITS(d->dma.d0, 16, 29); -} - static inline struct vring_rx_desc *wil_skb_rxdesc(struct sk_buff *skb) { return (void *)skb->cb; diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c index 345f05969190..b1ba519b0ca9 100644 --- a/drivers/net/wireless/ath/wil6210/wmi.c +++ b/drivers/net/wireless/ath/wil6210/wmi.c @@ -1,6 +1,6 @@ /* * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. - * Copyright (c) 2018, The Linux Foundation. All rights reserved. + * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -2516,7 +2516,7 @@ int wmi_rx_chain_add(struct wil6210_priv *wil, struct wil_ring *vring) if (ch) cmd.sniffer_cfg.channel = ch->hw_value - 1; cmd.sniffer_cfg.phy_info_mode = - cpu_to_le32(ndev->type == ARPHRD_IEEE80211_RADIOTAP); + cpu_to_le32(WMI_SNIFFER_PHY_INFO_DISABLED); cmd.sniffer_cfg.phy_support = cpu_to_le32((wil->monitor_flags & MONITOR_FLAG_CONTROL) ? WMI_SNIFFER_CP : WMI_SNIFFER_BOTH_PHYS); -- cgit v1.2.3-59-g8ed1b From 0439a5e035f7180f7ed68ce2face1b7c77be0c6a Mon Sep 17 00:00:00 2001 From: Dedy Lansky Date: Fri, 22 Feb 2019 16:21:00 +0200 Subject: wil6210: add option to drop Tx packets when Tx ring is full In AP mode with multiple clients, driver stops net queue (netif_tx_stop_queue) upon first ring (serving specific client) becoming full. This can have negative effect on transmission to other clients which may still have room in their corresponding rings. Implement new policy in which stop/wake net queue are not used. In case there is no room in the ring for a transmitted packet, drop the packet. New policy can be helpful to debug performance issues, to guarantee maximum utilization of net queues. New policy is disabled by default and can be enabled by debugfs: echo 1 > drop_if_ring_full Signed-off-by: Dedy Lansky Signed-off-by: Maya Erez Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/wil6210/debugfs.c | 3 ++- drivers/net/wireless/ath/wil6210/txrx.c | 9 +++++++++ drivers/net/wireless/ath/wil6210/wil6210.h | 3 ++- 3 files changed, 13 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c index 835c902b84c1..acbf2f0c440e 100644 --- a/drivers/net/wireless/ath/wil6210/debugfs.c +++ b/drivers/net/wireless/ath/wil6210/debugfs.c @@ -1,6 +1,6 @@ /* * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. - * Copyright (c) 2018, The Linux Foundation. All rights reserved. + * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -2386,6 +2386,7 @@ static const struct dbg_off dbg_statics[] = { {"led_polarity", 0644, (ulong)&led_polarity, doff_u8}, {"status_index", 0644, (ulong)&dbg_status_msg_index, doff_u32}, {"sring_index", 0644, (ulong)&dbg_sring_index, doff_u32}, + {"drop_if_ring_full", 0644, (ulong)&drop_if_ring_full, doff_u8}, {}, }; diff --git a/drivers/net/wireless/ath/wil6210/txrx.c b/drivers/net/wireless/ath/wil6210/txrx.c index 4d286fbaa7b7..de259dc7404b 100644 --- a/drivers/net/wireless/ath/wil6210/txrx.c +++ b/drivers/net/wireless/ath/wil6210/txrx.c @@ -38,6 +38,9 @@ bool rx_large_buf; module_param(rx_large_buf, bool, 0444); MODULE_PARM_DESC(rx_large_buf, " allocate 8KB RX buffers, default - no"); +/* Drop Tx packets in case Tx ring is full */ +bool drop_if_ring_full; + static inline uint wil_rx_snaplen(void) { return rx_align_2 ? 6 : 0; @@ -1974,6 +1977,10 @@ static inline void __wil_update_net_queues(struct wil6210_priv *wil, wil_dbg_txrx(wil, "check_stop=%d, mid=%d, stopped=%d", check_stop, vif->mid, vif->net_queue_stopped); + if (ring && drop_if_ring_full) + /* no need to stop/wake net queues */ + return; + if (check_stop == vif->net_queue_stopped) /* net queues already in desired state */ return; @@ -2099,6 +2106,8 @@ netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev) dev_kfree_skb_any(skb); return NETDEV_TX_OK; case -ENOMEM: + if (drop_if_ring_full) + goto drop; return NETDEV_TX_BUSY; default: break; /* goto drop; */ diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h index 0f3be3ffc6a2..ba833ac925c3 100644 --- a/drivers/net/wireless/ath/wil6210/wil6210.h +++ b/drivers/net/wireless/ath/wil6210/wil6210.h @@ -1,6 +1,6 @@ /* * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. - * Copyright (c) 2018, The Linux Foundation. All rights reserved. + * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -38,6 +38,7 @@ extern bool rx_large_buf; extern bool debug_fw; extern bool disable_ap_sme; extern bool ftm_mode; +extern bool drop_if_ring_full; struct wil6210_priv; struct wil6210_vif; -- cgit v1.2.3-59-g8ed1b From bf0353a67491c220189ec2ce598d0f54af0e9c17 Mon Sep 17 00:00:00 2001 From: Ahmad Masri Date: Fri, 22 Feb 2019 16:21:01 +0200 Subject: wil6210: support up to 20 stations in AP mode New FW added support for upto 20 clients in AP mode. Change the driver to support this as well. FW reports it's max supported associations in WMI_READY_EVENT. Some WMI commands/events use cidxtid field which is limited to 16 cids. Use new cid/tid fields instead. For Rx packets cid from rx descriptor is limited to 3 bits (0..7), to find the real cid, compare transmitter address with the stored stations mac address in the driver sta array. EDMA FW still supports 8 stations. Extending the support to 20 stations will come later. Signed-off-by: Ahmad Masri Signed-off-by: Maya Erez Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/wil6210/cfg80211.c | 6 +- drivers/net/wireless/ath/wil6210/debugfs.c | 20 ++-- drivers/net/wireless/ath/wil6210/main.c | 10 +- drivers/net/wireless/ath/wil6210/rx_reorder.c | 10 +- drivers/net/wireless/ath/wil6210/trace.h | 3 +- drivers/net/wireless/ath/wil6210/txrx.c | 127 +++++++++++++++++++++----- drivers/net/wireless/ath/wil6210/txrx.h | 26 ++++++ drivers/net/wireless/ath/wil6210/txrx_edma.c | 8 +- drivers/net/wireless/ath/wil6210/wil6210.h | 12 ++- drivers/net/wireless/ath/wil6210/wmi.c | 79 ++++++++++++---- 10 files changed, 226 insertions(+), 75 deletions(-) diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c index 9b2f9f543952..9a9d55b36dc3 100644 --- a/drivers/net/wireless/ath/wil6210/cfg80211.c +++ b/drivers/net/wireless/ath/wil6210/cfg80211.c @@ -1,6 +1,6 @@ /* * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. - * Copyright (c) 2018, The Linux Foundation. All rights reserved. + * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -395,7 +395,7 @@ static int wil_find_cid_by_idx(struct wil6210_priv *wil, u8 mid, int idx) { int i; - for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { + for (i = 0; i < max_assoc_sta; i++) { if (wil->sta[i].status == wil_sta_unused) continue; if (wil->sta[i].mid != mid) @@ -3007,7 +3007,7 @@ static int wil_rf_sector_set_selected(struct wiphy *wiphy, wil, vif->mid, WMI_INVALID_RF_SECTOR_INDEX, sector_type, WIL_CID_ALL); if (rc == -EINVAL) { - for (i = 0; i < WIL6210_MAX_CID; i++) { + for (i = 0; i < max_assoc_sta; i++) { if (wil->sta[i].mid != vif->mid) continue; rc = wil_rf_sector_wmi_set_selected( diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c index acbf2f0c440e..7ad4e5328439 100644 --- a/drivers/net/wireless/ath/wil6210/debugfs.c +++ b/drivers/net/wireless/ath/wil6210/debugfs.c @@ -162,7 +162,7 @@ static int ring_show(struct seq_file *s, void *data) snprintf(name, sizeof(name), "tx_%2d", i); - if (cid < WIL6210_MAX_CID) + if (cid < max_assoc_sta) seq_printf(s, "\n%pM CID %d TID %d 1x%s BACK([%u] %u TU A%s) [%3d|%3d] idle %s\n", wil->sta[cid].addr, cid, tid, @@ -792,14 +792,14 @@ static ssize_t wil_write_back(struct file *file, const char __user *buf, "BACK: del_rx require at least 2 params\n"); return -EINVAL; } - if (p1 < 0 || p1 >= WIL6210_MAX_CID) { + if (p1 < 0 || p1 >= max_assoc_sta) { wil_err(wil, "BACK: invalid CID %d\n", p1); return -EINVAL; } if (rc < 4) p3 = WLAN_REASON_QSTA_LEAVE_QBSS; sta = &wil->sta[p1]; - wmi_delba_rx(wil, sta->mid, mk_cidxtid(p1, p2), p3); + wmi_delba_rx(wil, sta->mid, p1, p2, p3); } else { wil_err(wil, "BACK: Unrecognized command \"%s\"\n", cmd); return -EINVAL; @@ -1243,7 +1243,7 @@ static int bf_show(struct seq_file *s, void *data) memset(&reply, 0, sizeof(reply)); - for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { + for (i = 0; i < max_assoc_sta; i++) { u32 status; cmd.cid = i; @@ -1340,7 +1340,7 @@ static int link_show(struct seq_file *s, void *data) if (!sinfo) return -ENOMEM; - for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { + for (i = 0; i < max_assoc_sta; i++) { struct wil_sta_info *p = &wil->sta[i]; char *status = "unknown"; struct wil6210_vif *vif; @@ -1542,7 +1542,7 @@ __acquires(&p->tid_rx_lock) __releases(&p->tid_rx_lock) struct wil6210_priv *wil = s->private; int i, tid, mcs; - for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { + for (i = 0; i < max_assoc_sta; i++) { struct wil_sta_info *p = &wil->sta[i]; char *status = "unknown"; u8 aid = 0; @@ -1651,7 +1651,7 @@ __acquires(&p->tid_rx_lock) __releases(&p->tid_rx_lock) struct wil6210_priv *wil = s->private; int i, bin; - for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { + for (i = 0; i < max_assoc_sta; i++) { struct wil_sta_info *p = &wil->sta[i]; char *status = "unknown"; u8 aid = 0; @@ -1740,7 +1740,7 @@ static ssize_t wil_tx_latency_write(struct file *file, const char __user *buf, size_t sz = sizeof(u64) * WIL_NUM_LATENCY_BINS; wil->tx_latency_res = val; - for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { + for (i = 0; i < max_assoc_sta; i++) { struct wil_sta_info *sta = &wil->sta[i]; kfree(sta->tx_latency_bins); @@ -1825,7 +1825,7 @@ static void wil_link_stats_debugfs_show_vif(struct wil6210_vif *vif, } seq_printf(s, "TSF %lld\n", vif->fw_stats_tsf); - for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { + for (i = 0; i < max_assoc_sta; i++) { if (wil->sta[i].status == wil_sta_unused) continue; if (wil->sta[i].mid != vif->mid) @@ -2440,7 +2440,7 @@ void wil6210_debugfs_remove(struct wil6210_priv *wil) wil->debug = NULL; kfree(wil->dbg_data.data_arr); - for (i = 0; i < ARRAY_SIZE(wil->sta); i++) + for (i = 0; i < max_assoc_sta; i++) kfree(wil->sta[i].tx_latency_bins); /* free pmc memory without sending command to fw, as it will diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c index 5b7de00affe2..10de16ab7d69 100644 --- a/drivers/net/wireless/ath/wil6210/main.c +++ b/drivers/net/wireless/ath/wil6210/main.c @@ -1,6 +1,6 @@ /* * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. - * Copyright (c) 2018, The Linux Foundation. All rights reserved. + * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -219,7 +219,7 @@ static bool wil_vif_is_connected(struct wil6210_priv *wil, u8 mid) { int i; - for (i = 0; i < WIL6210_MAX_CID; i++) { + for (i = 0; i < max_assoc_sta; i++) { if (wil->sta[i].mid == mid && wil->sta[i].status == wil_sta_connected) return true; @@ -322,7 +322,7 @@ static void _wil6210_disconnect_complete(struct wil6210_vif *vif, wil_disconnect_cid_complete(vif, cid, reason_code); } else { /* all */ wil_dbg_misc(wil, "Disconnect complete all\n"); - for (cid = 0; cid < WIL6210_MAX_CID; cid++) + for (cid = 0; cid < max_assoc_sta; cid++) wil_disconnect_cid_complete(vif, cid, reason_code); } @@ -434,7 +434,7 @@ static void _wil6210_disconnect(struct wil6210_vif *vif, const u8 *bssid, wil_disconnect_cid(vif, cid, reason_code); } else { /* all */ wil_dbg_misc(wil, "Disconnect all\n"); - for (cid = 0; cid < WIL6210_MAX_CID; cid++) + for (cid = 0; cid < max_assoc_sta; cid++) wil_disconnect_cid(vif, cid, reason_code); } @@ -1895,7 +1895,7 @@ int wil_find_cid(struct wil6210_priv *wil, u8 mid, const u8 *mac) int i; int rc = -ENOENT; - for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { + for (i = 0; i < max_assoc_sta; i++) { if (wil->sta[i].mid == mid && wil->sta[i].status != wil_sta_unused && ether_addr_equal(wil->sta[i].addr, mac)) { diff --git a/drivers/net/wireless/ath/wil6210/rx_reorder.c b/drivers/net/wireless/ath/wil6210/rx_reorder.c index 983bd001b53b..32b14fc33a59 100644 --- a/drivers/net/wireless/ath/wil6210/rx_reorder.c +++ b/drivers/net/wireless/ath/wil6210/rx_reorder.c @@ -1,6 +1,6 @@ /* * Copyright (c) 2014-2017 Qualcomm Atheros, Inc. - * Copyright (c) 2018, The Linux Foundation. All rights reserved. + * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -307,8 +307,8 @@ static u16 wil_agg_size(struct wil6210_priv *wil, u16 req_agg_wsize) } /* Block Ack - Rx side (recipient) */ -int wil_addba_rx_request(struct wil6210_priv *wil, u8 mid, - u8 cidxtid, u8 dialog_token, __le16 ba_param_set, +int wil_addba_rx_request(struct wil6210_priv *wil, u8 mid, u8 cid, u8 tid, + u8 dialog_token, __le16 ba_param_set, __le16 ba_timeout, __le16 ba_seq_ctrl) __acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock) { @@ -316,7 +316,6 @@ __acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock) u16 agg_timeout = le16_to_cpu(ba_timeout); u16 seq_ctrl = le16_to_cpu(ba_seq_ctrl); struct wil_sta_info *sta; - u8 cid, tid; u16 agg_wsize = 0; /* bit 0: A-MSDU supported * bit 1: policy (should be 0 for us) @@ -335,10 +334,9 @@ __acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock) int rc = 0; might_sleep(); - parse_cidxtid(cidxtid, &cid, &tid); /* sanity checks */ - if (cid >= WIL6210_MAX_CID) { + if (cid >= max_assoc_sta) { wil_err(wil, "BACK: invalid CID %d\n", cid); rc = -EINVAL; goto out; diff --git a/drivers/net/wireless/ath/wil6210/trace.h b/drivers/net/wireless/ath/wil6210/trace.h index 853abc3a73e4..36ebfcf9ef30 100644 --- a/drivers/net/wireless/ath/wil6210/trace.h +++ b/drivers/net/wireless/ath/wil6210/trace.h @@ -1,5 +1,6 @@ /* * Copyright (c) 2013-2016 Qualcomm Atheros, Inc. + * Copyright (c) 2019, The Linux Foundation. All rights reserved. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -181,7 +182,7 @@ TRACE_EVENT(wil6210_rx, __entry->seq = wil_rxdesc_seq(d); __entry->mcs = wil_rxdesc_mcs(d); ), - TP_printk("index %d len %d mid %d cid %d tid %d mcs %d seq 0x%03x" + TP_printk("index %d len %d mid %d cid (%%8) %d tid %d mcs %d seq 0x%03x" " type 0x%1x subtype 0x%1x", __entry->index, __entry->len, __entry->mid, __entry->cid, __entry->tid, __entry->mcs, __entry->seq, __entry->type, __entry->subtype) diff --git a/drivers/net/wireless/ath/wil6210/txrx.c b/drivers/net/wireless/ath/wil6210/txrx.c index de259dc7404b..5aa14276303c 100644 --- a/drivers/net/wireless/ath/wil6210/txrx.c +++ b/drivers/net/wireless/ath/wil6210/txrx.c @@ -372,6 +372,78 @@ static bool wil_is_rx_idle(struct wil6210_priv *wil) return true; } +static int wil_rx_get_cid_by_skb(struct wil6210_priv *wil, struct sk_buff *skb) +{ + struct vring_rx_desc *d = wil_skb_rxdesc(skb); + int mid = wil_rxdesc_mid(d); + struct wil6210_vif *vif = wil->vifs[mid]; + /* cid from DMA descriptor is limited to 3 bits. + * In case of cid>=8, the value would be cid modulo 8 and we need to + * find real cid by locating the transmitter (ta) inside sta array + */ + int cid = wil_rxdesc_cid(d); + unsigned int snaplen = wil_rx_snaplen(); + struct ethhdr *eth; + struct ieee80211_hdr_3addr *hdr; + int i; + unsigned char *ta; + u8 ftype; + + /* in monitor mode there are no connections */ + if (vif->wdev.iftype == NL80211_IFTYPE_MONITOR) + return cid; + + ftype = wil_rxdesc_ftype(d) << 2; + if (likely(ftype == IEEE80211_FTYPE_DATA)) { + if (unlikely(skb->len < ETH_HLEN + snaplen)) { + wil_err_ratelimited(wil, + "Short data frame, len = %d\n", + skb->len); + return -ENOENT; + } + eth = (void *)skb->data; + ta = eth->h_source; + } else { + if (unlikely(skb->len < sizeof(struct ieee80211_hdr_3addr))) { + wil_err_ratelimited(wil, "Short frame, len = %d\n", + skb->len); + return -ENOENT; + } + hdr = (void *)skb->data; + ta = hdr->addr2; + } + + if (max_assoc_sta <= WIL6210_RX_DESC_MAX_CID) + return cid; + + /* assuming no concurrency between AP interfaces and STA interfaces. + * multista is used only in P2P_GO or AP mode. In other modes return + * cid from the rx descriptor + */ + if (vif->wdev.iftype != NL80211_IFTYPE_P2P_GO && + vif->wdev.iftype != NL80211_IFTYPE_AP) + return cid; + + /* For Rx packets cid from rx descriptor is limited to 3 bits (0..7), + * to find the real cid, compare transmitter address with the stored + * stations mac address in the driver sta array + */ + for (i = cid; i < max_assoc_sta; i += WIL6210_RX_DESC_MAX_CID) { + if (wil->sta[i].status != wil_sta_unused && + ether_addr_equal(wil->sta[i].addr, ta)) { + cid = i; + break; + } + } + if (i >= max_assoc_sta) { + wil_err_ratelimited(wil, "Could not find cid for frame with transmit addr = %pM, iftype = %d, frametype = %d, len = %d\n", + ta, vif->wdev.iftype, ftype, skb->len); + cid = -ENOENT; + } + + return cid; +} + /** * reap 1 frame from @swhead * @@ -397,7 +469,7 @@ static struct sk_buff *wil_vring_reap_rx(struct wil6210_priv *wil, int i; struct wil_net_stats *stats; - BUILD_BUG_ON(sizeof(struct vring_rx_desc) > sizeof(skb->cb)); + BUILD_BUG_ON(sizeof(struct skb_rx_info) > sizeof(skb->cb)); again: if (unlikely(wil_ring_is_empty(vring))) @@ -429,7 +501,6 @@ again: wil_hex_dump_txrx("RxD ", DUMP_PREFIX_NONE, 32, 4, (const void *)d, sizeof(*d), false); - cid = wil_rxdesc_cid(d); mid = wil_rxdesc_mid(d); vif = wil->vifs[mid]; @@ -440,11 +511,9 @@ again: goto again; } ndev = vif_to_ndev(vif); - stats = &wil->sta[cid].stats; - if (unlikely(dmalen > sz)) { - wil_err(wil, "Rx size too large: %d bytes!\n", dmalen); - stats->rx_large_frame++; + wil_err_ratelimited(wil, "Rx size too large: %d bytes!\n", + dmalen); kfree_skb(skb); goto again; } @@ -455,6 +524,14 @@ again: wil_hex_dump_txrx("Rx ", DUMP_PREFIX_OFFSET, 16, 1, skb->data, skb_headlen(skb), false); + cid = wil_rx_get_cid_by_skb(wil, skb); + if (cid == -ENOENT) { + kfree_skb(skb); + goto again; + } + wil_skb_set_cid(skb, (u8)cid); + stats = &wil->sta[cid].stats; + stats->last_mcs_rx = wil_rxdesc_mcs(d); if (stats->last_mcs_rx < ARRAY_SIZE(stats->rx_per_mcs)) stats->rx_per_mcs[stats->last_mcs_rx]++; @@ -501,13 +578,6 @@ again: goto again; } - if (unlikely(skb->len < ETH_HLEN + snaplen)) { - wil_err(wil, "Short frame, len = %d\n", skb->len); - stats->rx_short_frame++; - kfree_skb(skb); - goto again; - } - /* L4 IDENT is on when HW calculated checksum, check status * and in case of error drop the packet * higher stack layers will handle retransmission (if required) @@ -604,7 +674,7 @@ int reverse_memcmp(const void *cs, const void *ct, size_t count) static int wil_rx_crypto_check(struct wil6210_priv *wil, struct sk_buff *skb) { struct vring_rx_desc *d = wil_skb_rxdesc(skb); - int cid = wil_rxdesc_cid(d); + int cid = wil_skb_get_cid(skb); int tid = wil_rxdesc_tid(d); int key_id = wil_rxdesc_key_id(d); int mc = wil_rxdesc_mcast(d); @@ -652,7 +722,7 @@ static void wil_get_netif_rx_params(struct sk_buff *skb, int *cid, { struct vring_rx_desc *d = wil_skb_rxdesc(skb); - *cid = wil_rxdesc_cid(d); /* always 0..7, no need to check */ + *cid = wil_skb_get_cid(skb); *security = wil_rxdesc_security(d); } @@ -916,7 +986,6 @@ static int wil_vring_init_tx(struct wil6210_vif *vif, int id, int size, .ring_size = cpu_to_le16(size), }, .ringid = id, - .cidxtid = mk_cidxtid(cid, tid), .encap_trans_type = WMI_VRING_ENC_TYPE_802_3, .mac_ctrl = 0, .to_resolution = 0, @@ -936,6 +1005,14 @@ static int wil_vring_init_tx(struct wil6210_vif *vif, int id, int size, struct wil_ring *vring = &wil->ring_tx[id]; struct wil_ring_tx_data *txdata = &wil->ring_tx_data[id]; + if (cid >= WIL6210_RX_DESC_MAX_CID) { + cmd.vring_cfg.cidxtid = CIDXTID_EXTENDED_CID_TID; + cmd.vring_cfg.cid = cid; + cmd.vring_cfg.tid = tid; + } else { + cmd.vring_cfg.cidxtid = mk_cidxtid(cid, tid); + } + wil_dbg_misc(wil, "vring_init_tx: max_mpdu_size %d\n", cmd.vring_cfg.tx_sw_ring.max_mpdu_size); lockdep_assert_held(&wil->mutex); @@ -988,7 +1065,7 @@ static int wil_vring_init_tx(struct wil6210_vif *vif, int id, int size, txdata->enabled = 0; spin_unlock_bh(&txdata->lock); wil_vring_free(wil, vring); - wil->ring2cid_tid[id][0] = WIL6210_MAX_CID; + wil->ring2cid_tid[id][0] = max_assoc_sta; wil->ring2cid_tid[id][1] = 0; out: @@ -1073,7 +1150,7 @@ fail: txdata->dot1x_open = false; txdata->enabled = 0; spin_unlock_bh(&txdata->lock); - wil->ring2cid_tid[ring_id][0] = WIL6210_MAX_CID; + wil->ring2cid_tid[ring_id][0] = max_assoc_sta; wil->ring2cid_tid[ring_id][1] = 0; return rc; } @@ -1120,7 +1197,7 @@ int wil_vring_init_bcast(struct wil6210_vif *vif, int id, int size) if (rc) goto out; - wil->ring2cid_tid[id][0] = WIL6210_MAX_CID; /* CID */ + wil->ring2cid_tid[id][0] = max_assoc_sta; /* CID */ wil->ring2cid_tid[id][1] = 0; /* TID */ cmd.vring_cfg.tx_sw_ring.ring_mem_base = cpu_to_le64(vring->pa); @@ -1167,7 +1244,7 @@ static struct wil_ring *wil_find_tx_ucast(struct wil6210_priv *wil, int cid = wil_find_cid(wil, vif->mid, eth->h_dest); int min_ring_id = wil_get_min_tx_ring_id(wil); - if (cid < 0) + if (cid < 0 || cid >= max_assoc_sta) return NULL; /* TODO: fix for multiple TID */ @@ -1219,7 +1296,7 @@ static struct wil_ring *wil_find_tx_ring_sta(struct wil6210_priv *wil, continue; cid = wil->ring2cid_tid[i][0]; - if (cid >= WIL6210_MAX_CID) /* skip BCAST */ + if (cid >= max_assoc_sta) /* skip BCAST */ continue; if (!wil->ring_tx_data[i].dot1x_open && @@ -1298,7 +1375,7 @@ static struct wil_ring *wil_find_tx_bcast_2(struct wil6210_priv *wil, continue; cid = wil->ring2cid_tid[i][0]; - if (cid >= WIL6210_MAX_CID) /* skip BCAST */ + if (cid >= max_assoc_sta) /* skip BCAST */ continue; if (!wil->ring_tx_data[i].dot1x_open && skb->protocol != cpu_to_be16(ETH_P_PAE)) @@ -1326,7 +1403,7 @@ found: if (!v2->va || txdata2->mid != vif->mid) continue; cid = wil->ring2cid_tid[i][0]; - if (cid >= WIL6210_MAX_CID) /* skip BCAST */ + if (cid >= max_assoc_sta) /* skip BCAST */ continue; if (!wil->ring_tx_data[i].dot1x_open && skb->protocol != cpu_to_be16(ETH_P_PAE)) @@ -2179,7 +2256,7 @@ int wil_tx_complete(struct wil6210_vif *vif, int ringid) used_before_complete = wil_ring_used_tx(vring); - if (cid < WIL6210_MAX_CID) + if (cid < max_assoc_sta) stats = &wil->sta[cid].stats; while (!wil_ring_is_empty(vring)) { @@ -2288,7 +2365,7 @@ static void wil_get_reorder_params(struct wil6210_priv *wil, struct vring_rx_desc *d = wil_skb_rxdesc(skb); *tid = wil_rxdesc_tid(d); - *cid = wil_rxdesc_cid(d); + *cid = wil_skb_get_cid(skb); *mid = wil_rxdesc_mid(d); *seq = wil_rxdesc_seq(d); *mcast = wil_rxdesc_mcast(d); diff --git a/drivers/net/wireless/ath/wil6210/txrx.h b/drivers/net/wireless/ath/wil6210/txrx.h index bc81444b7106..1aec04d59640 100644 --- a/drivers/net/wireless/ath/wil6210/txrx.h +++ b/drivers/net/wireless/ath/wil6210/txrx.h @@ -458,6 +458,18 @@ union wil_ring_desc { union wil_rx_desc rx; } __packed; +struct packet_rx_info { + u8 cid; +}; + +/* this struct will be stored in the skb cb buffer + * max length of the struct is limited to 48 bytes + */ +struct skb_rx_info { + struct vring_rx_desc rx_desc; + struct packet_rx_info rx_info; +}; + static inline int wil_rxdesc_tid(struct vring_rx_desc *d) { return WIL_GET_BITS(d->mac.d0, 0, 3); @@ -605,6 +617,20 @@ static inline bool wil_val_in_range(int val, int min, int max) return val >= min && val < max; } +static inline u8 wil_skb_get_cid(struct sk_buff *skb) +{ + struct skb_rx_info *skb_rx_info = (void *)skb->cb; + + return skb_rx_info->rx_info.cid; +} + +static inline void wil_skb_set_cid(struct sk_buff *skb, u8 cid) +{ + struct skb_rx_info *skb_rx_info = (void *)skb->cb; + + skb_rx_info->rx_info.cid = cid; +} + void wil_netif_rx_any(struct sk_buff *skb, struct net_device *ndev); void wil_rx_reorder(struct wil6210_priv *wil, struct sk_buff *skb); void wil_rx_bar(struct wil6210_priv *wil, struct wil6210_vif *vif, diff --git a/drivers/net/wireless/ath/wil6210/txrx_edma.c b/drivers/net/wireless/ath/wil6210/txrx_edma.c index 3380aaef456c..c09cd692f910 100644 --- a/drivers/net/wireless/ath/wil6210/txrx_edma.c +++ b/drivers/net/wireless/ath/wil6210/txrx_edma.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2012-2018 The Linux Foundation. All rights reserved. + * Copyright (c) 2012-2019 The Linux Foundation. All rights reserved. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -727,7 +727,7 @@ static int wil_ring_init_tx_edma(struct wil6210_vif *vif, int ring_id, txdata->enabled = 0; spin_unlock_bh(&txdata->lock); wil_ring_free_edma(wil, ring); - wil->ring2cid_tid[ring_id][0] = WIL6210_MAX_CID; + wil->ring2cid_tid[ring_id][0] = max_assoc_sta; wil->ring2cid_tid[ring_id][1] = 0; out: @@ -932,7 +932,7 @@ again: eop = wil_rx_status_get_eop(msg); cid = wil_rx_status_get_cid(msg); - if (unlikely(!wil_val_in_range(cid, 0, WIL6210_MAX_CID))) { + if (unlikely(!wil_val_in_range(cid, 0, max_assoc_sta))) { wil_err(wil, "Corrupt cid=%d, sring->swhead=%d\n", cid, sring->swhead); rxdata->skipping = true; @@ -1187,7 +1187,7 @@ int wil_tx_sring_handler(struct wil6210_priv *wil, ndev = vif_to_ndev(vif); cid = wil->ring2cid_tid[ring_id][0]; - if (cid < WIL6210_MAX_CID) + if (cid < max_assoc_sta) stats = &wil->sta[cid].stats; wil_dbg_txrx(wil, diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h index ba833ac925c3..85dca1b05283 100644 --- a/drivers/net/wireless/ath/wil6210/wil6210.h +++ b/drivers/net/wireless/ath/wil6210/wil6210.h @@ -39,6 +39,7 @@ extern bool debug_fw; extern bool disable_ap_sme; extern bool ftm_mode; extern bool drop_if_ring_full; +extern uint max_assoc_sta; struct wil6210_priv; struct wil6210_vif; @@ -90,7 +91,8 @@ static inline u32 WIL_GET_BITS(u32 x, int b0, int b1) #define WIL_RING_SIZE_ORDER_MIN (5) #define WIL_RING_SIZE_ORDER_MAX (15) #define WIL6210_MAX_TX_RINGS (24) /* HW limit */ -#define WIL6210_MAX_CID (8) /* HW limit */ +#define WIL6210_MAX_CID (20) /* max number of stations */ +#define WIL6210_RX_DESC_MAX_CID (8) /* HW limit */ #define WIL6210_NAPI_BUDGET (16) /* arbitrary */ #define WIL_MAX_AMPDU_SIZE (64 * 1024) /* FW/HW limit */ #define WIL_MAX_AGG_WSIZE (32) /* FW/HW limit */ @@ -458,7 +460,7 @@ static inline void parse_cidxtid(u8 cidxtid, u8 *cid, u8 *tid) */ static inline bool wil_cid_valid(u8 cid) { - return cid < WIL6210_MAX_CID; + return (cid >= 0 && cid < max_assoc_sta); } struct wil6210_mbox_ring { @@ -1236,7 +1238,7 @@ int wmi_disconnect_sta(struct wil6210_vif *vif, const u8 *mac, u16 reason, int wmi_addba(struct wil6210_priv *wil, u8 mid, u8 ringid, u8 size, u16 timeout); int wmi_delba_tx(struct wil6210_priv *wil, u8 mid, u8 ringid, u16 reason); -int wmi_delba_rx(struct wil6210_priv *wil, u8 mid, u8 cidxtid, u16 reason); +int wmi_delba_rx(struct wil6210_priv *wil, u8 mid, u8 cid, u8 tid, u16 reason); int wmi_addba_rx_resp(struct wil6210_priv *wil, u8 mid, u8 cid, u8 tid, u8 token, u16 status, bool amsdu, u16 agg_wsize, u16 timeout); @@ -1249,8 +1251,8 @@ int wmi_port_allocate(struct wil6210_priv *wil, u8 mid, const u8 *mac, enum nl80211_iftype iftype); int wmi_port_delete(struct wil6210_priv *wil, u8 mid); int wmi_link_stats_cfg(struct wil6210_vif *vif, u32 type, u8 cid, u32 interval); -int wil_addba_rx_request(struct wil6210_priv *wil, u8 mid, - u8 cidxtid, u8 dialog_token, __le16 ba_param_set, +int wil_addba_rx_request(struct wil6210_priv *wil, u8 mid, u8 cid, u8 tid, + u8 dialog_token, __le16 ba_param_set, __le16 ba_timeout, __le16 ba_seq_ctrl); int wil_addba_tx_request(struct wil6210_priv *wil, u8 ringid, u16 wsize); diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c index b1ba519b0ca9..bda4a9712f91 100644 --- a/drivers/net/wireless/ath/wil6210/wmi.c +++ b/drivers/net/wireless/ath/wil6210/wmi.c @@ -24,8 +24,9 @@ #include "wmi.h" #include "trace.h" -static uint max_assoc_sta = WIL6210_MAX_CID; -module_param(max_assoc_sta, uint, 0644); +/* set the default max assoc sta to max supported by driver */ +uint max_assoc_sta = WIL6210_MAX_CID; +module_param(max_assoc_sta, uint, 0444); MODULE_PARM_DESC(max_assoc_sta, " Max number of stations associated to the AP"); int agg_wsize; /* = 0; */ @@ -770,6 +771,7 @@ static void wmi_evt_ready(struct wil6210_vif *vif, int id, void *d, int len) struct wil6210_priv *wil = vif_to_wil(vif); struct wiphy *wiphy = wil_to_wiphy(wil); struct wmi_ready_event *evt = d; + u8 fw_max_assoc_sta; wil_info(wil, "FW ver. %s(SW %d); MAC %pM; %d MID's\n", wil->fw_version, le32_to_cpu(evt->sw_version), @@ -787,6 +789,25 @@ static void wmi_evt_ready(struct wil6210_vif *vif, int id, void *d, int len) evt->rfc_read_calib_result); wil->fw_calib_result = evt->rfc_read_calib_result; } + + fw_max_assoc_sta = WIL6210_RX_DESC_MAX_CID; + if (len > offsetof(struct wmi_ready_event, max_assoc_sta) && + evt->max_assoc_sta > 0) { + fw_max_assoc_sta = evt->max_assoc_sta; + wil_dbg_wmi(wil, "fw reported max assoc sta %d\n", + fw_max_assoc_sta); + + if (fw_max_assoc_sta > WIL6210_MAX_CID) { + wil_dbg_wmi(wil, + "fw max assoc sta %d exceeds max driver supported %d\n", + fw_max_assoc_sta, WIL6210_MAX_CID); + fw_max_assoc_sta = WIL6210_MAX_CID; + } + } + + max_assoc_sta = min_t(uint, max_assoc_sta, fw_max_assoc_sta); + wil_dbg_wmi(wil, "setting max assoc sta to %d\n", max_assoc_sta); + wil_set_recovery_state(wil, fw_recovery_idle); set_bit(wil_status_fwready, wil->status); /* let the reset sequence continue */ @@ -952,7 +973,7 @@ static void wmi_evt_connect(struct wil6210_vif *vif, int id, void *d, int len) evt->assoc_req_len, evt->assoc_resp_len); return; } - if (evt->cid >= WIL6210_MAX_CID) { + if (evt->cid >= max_assoc_sta) { wil_err(wil, "Connect CID invalid : %d\n", evt->cid); return; } @@ -1271,9 +1292,16 @@ static void wmi_evt_addba_rx_req(struct wil6210_vif *vif, int id, void *d, int len) { struct wil6210_priv *wil = vif_to_wil(vif); + u8 cid, tid; struct wmi_rcp_addba_req_event *evt = d; - wil_addba_rx_request(wil, vif->mid, evt->cidxtid, evt->dialog_token, + if (evt->cidxtid != CIDXTID_EXTENDED_CID_TID) { + parse_cidxtid(evt->cidxtid, &cid, &tid); + } else { + cid = evt->cid; + tid = evt->tid; + } + wil_addba_rx_request(wil, vif->mid, cid, tid, evt->dialog_token, evt->ba_param_set, evt->ba_timeout, evt->ba_seq_ctrl); } @@ -1289,7 +1317,13 @@ __acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock) struct wil_tid_ampdu_rx *r; might_sleep(); - parse_cidxtid(evt->cidxtid, &cid, &tid); + + if (evt->cidxtid != CIDXTID_EXTENDED_CID_TID) { + parse_cidxtid(evt->cidxtid, &cid, &tid); + } else { + cid = evt->cid; + tid = evt->tid; + } wil_dbg_wmi(wil, "DELBA MID %d CID %d TID %d from %s reason %d\n", vif->mid, cid, tid, evt->from_initiator ? "originator" : "recipient", @@ -1404,7 +1438,7 @@ static void wil_link_stats_store_basic(struct wil6210_vif *vif, u8 cid = basic->cid; struct wil_sta_info *sta; - if (cid < 0 || cid >= WIL6210_MAX_CID) { + if (cid < 0 || cid >= max_assoc_sta) { wil_err(wil, "invalid cid %d\n", cid); return; } @@ -1554,7 +1588,7 @@ static int wil_find_cid_ringid_sta(struct wil6210_priv *wil, continue; lcid = wil->ring2cid_tid[i][0]; - if (lcid >= WIL6210_MAX_CID) /* skip BCAST */ + if (lcid >= max_assoc_sta) /* skip BCAST */ continue; wil_dbg_wmi(wil, "find sta -> ringid %d cid %d\n", i, lcid); @@ -2120,10 +2154,9 @@ int wmi_pcp_start(struct wil6210_vif *vif, if ((cmd.pcp_max_assoc_sta > WIL6210_MAX_CID) || (cmd.pcp_max_assoc_sta <= 0)) { - wil_info(wil, - "Requested connection limit %u, valid values are 1 - %d. Setting to %d\n", - max_assoc_sta, WIL6210_MAX_CID, WIL6210_MAX_CID); - cmd.pcp_max_assoc_sta = WIL6210_MAX_CID; + wil_err(wil, "unexpected max_assoc_sta %d\n", + cmd.pcp_max_assoc_sta); + return -EOPNOTSUPP; } if (disable_ap_sme && @@ -2651,15 +2684,22 @@ int wmi_delba_tx(struct wil6210_priv *wil, u8 mid, u8 ringid, u16 reason) return wmi_send(wil, WMI_RING_BA_DIS_CMDID, mid, &cmd, sizeof(cmd)); } -int wmi_delba_rx(struct wil6210_priv *wil, u8 mid, u8 cidxtid, u16 reason) +int wmi_delba_rx(struct wil6210_priv *wil, u8 mid, u8 cid, u8 tid, u16 reason) { struct wmi_rcp_delba_cmd cmd = { - .cidxtid = cidxtid, .reason = cpu_to_le16(reason), }; - wil_dbg_wmi(wil, "delba_rx: (CID %d TID %d reason %d)\n", cidxtid & 0xf, - (cidxtid >> 4) & 0xf, reason); + if (cid >= WIL6210_RX_DESC_MAX_CID) { + cmd.cidxtid = CIDXTID_EXTENDED_CID_TID; + cmd.cid = cid; + cmd.tid = tid; + } else { + cmd.cidxtid = mk_cidxtid(cid, tid); + } + + wil_dbg_wmi(wil, "delba_rx: (CID %d TID %d reason %d)\n", cid, + tid, reason); return wmi_send(wil, WMI_RCP_DELBA_CMDID, mid, &cmd, sizeof(cmd)); } @@ -2670,7 +2710,6 @@ int wmi_addba_rx_resp(struct wil6210_priv *wil, { int rc; struct wmi_rcp_addba_resp_cmd cmd = { - .cidxtid = mk_cidxtid(cid, tid), .dialog_token = token, .status_code = cpu_to_le16(status), /* bit 0: A-MSDU supported @@ -2689,6 +2728,14 @@ int wmi_addba_rx_resp(struct wil6210_priv *wil, .evt = {.status = cpu_to_le16(WMI_FW_STATUS_FAILURE)}, }; + if (cid >= WIL6210_RX_DESC_MAX_CID) { + cmd.cidxtid = CIDXTID_EXTENDED_CID_TID; + cmd.cid = cid; + cmd.tid = tid; + } else { + cmd.cidxtid = mk_cidxtid(cid, tid); + } + wil_dbg_wmi(wil, "ADDBA response for MID %d CID %d TID %d size %d timeout %d status %d AMSDU%s\n", mid, cid, tid, agg_wsize, -- cgit v1.2.3-59-g8ed1b From 6d1ba32c8070bf9e4088b16d3af1eb2b6f05543c Mon Sep 17 00:00:00 2001 From: Ahmad Masri Date: Fri, 22 Feb 2019 16:21:02 +0200 Subject: wil6210: accessing 802.3 addresses via utility functions Rearrange the code by having functions to access 802.3 header members, source and destination addresses. Signed-off-by: Ahmad Masri Signed-off-by: Maya Erez Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/wil6210/txrx.c | 36 ++++++++++++++++----------------- drivers/net/wireless/ath/wil6210/txrx.h | 18 +++++++++++++++-- 2 files changed, 33 insertions(+), 21 deletions(-) diff --git a/drivers/net/wireless/ath/wil6210/txrx.c b/drivers/net/wireless/ath/wil6210/txrx.c index 5aa14276303c..4ccfd1404458 100644 --- a/drivers/net/wireless/ath/wil6210/txrx.c +++ b/drivers/net/wireless/ath/wil6210/txrx.c @@ -383,7 +383,6 @@ static int wil_rx_get_cid_by_skb(struct wil6210_priv *wil, struct sk_buff *skb) */ int cid = wil_rxdesc_cid(d); unsigned int snaplen = wil_rx_snaplen(); - struct ethhdr *eth; struct ieee80211_hdr_3addr *hdr; int i; unsigned char *ta; @@ -401,8 +400,7 @@ static int wil_rx_get_cid_by_skb(struct wil6210_priv *wil, struct sk_buff *skb) skb->len); return -ENOENT; } - eth = (void *)skb->data; - ta = eth->h_source; + ta = wil_skb_get_sa(skb); } else { if (unlikely(skb->len < sizeof(struct ieee80211_hdr_3addr))) { wil_err_ratelimited(wil, "Short frame, len = %d\n", @@ -739,11 +737,11 @@ void wil_netif_rx_any(struct sk_buff *skb, struct net_device *ndev) unsigned int len = skb->len; int cid; int security; - struct ethhdr *eth = (void *)skb->data; + u8 *sa, *da = wil_skb_get_da(skb); /* here looking for DA, not A1, thus Rxdesc's 'mcast' indication * is not suitable, need to look at data */ - int mcast = is_multicast_ether_addr(eth->h_dest); + int mcast = is_multicast_ether_addr(da); struct wil_net_stats *stats; struct sk_buff *xmit_skb = NULL; static const char * const gro_res_str[] = { @@ -774,7 +772,8 @@ void wil_netif_rx_any(struct sk_buff *skb, struct net_device *ndev) } if (wdev->iftype == NL80211_IFTYPE_STATION) { - if (mcast && ether_addr_equal(eth->h_source, ndev->dev_addr)) { + sa = wil_skb_get_sa(skb); + if (mcast && ether_addr_equal(sa, ndev->dev_addr)) { /* mcast packet looped back to us */ rc = GRO_DROP; dev_kfree_skb(skb); @@ -787,8 +786,7 @@ void wil_netif_rx_any(struct sk_buff *skb, struct net_device *ndev) */ xmit_skb = skb_copy(skb, GFP_ATOMIC); } else { - int xmit_cid = wil_find_cid(wil, vif->mid, - eth->h_dest); + int xmit_cid = wil_find_cid(wil, vif->mid, da); if (xmit_cid >= 0) { /* The destination station is associated to @@ -1239,11 +1237,12 @@ static struct wil_ring *wil_find_tx_ucast(struct wil6210_priv *wil, struct wil6210_vif *vif, struct sk_buff *skb) { - int i; - struct ethhdr *eth = (void *)skb->data; - int cid = wil_find_cid(wil, vif->mid, eth->h_dest); + int i, cid; + const u8 *da = wil_skb_get_da(skb); int min_ring_id = wil_get_min_tx_ring_id(wil); + cid = wil_find_cid(wil, vif->mid, da); + if (cid < 0 || cid >= max_assoc_sta) return NULL; @@ -1257,7 +1256,7 @@ static struct wil_ring *wil_find_tx_ucast(struct wil6210_priv *wil, struct wil_ring_tx_data *txdata = &wil->ring_tx_data[i]; wil_dbg_txrx(wil, "find_tx_ucast: (%pM) -> [%d]\n", - eth->h_dest, i); + da, i); if (v->va && txdata->enabled) { return v; } else { @@ -1348,10 +1347,10 @@ static struct wil_ring *wil_find_tx_bcast_1(struct wil6210_priv *wil, static void wil_set_da_for_vring(struct wil6210_priv *wil, struct sk_buff *skb, int vring_index) { - struct ethhdr *eth = (void *)skb->data; + u8 *da = wil_skb_get_da(skb); int cid = wil->ring2cid_tid[vring_index][0]; - ether_addr_copy(eth->h_dest, wil->sta[cid].addr); + ether_addr_copy(da, wil->sta[cid].addr); } static struct wil_ring *wil_find_tx_bcast_2(struct wil6210_priv *wil, @@ -1362,8 +1361,7 @@ static struct wil_ring *wil_find_tx_bcast_2(struct wil6210_priv *wil, struct sk_buff *skb2; int i; u8 cid; - struct ethhdr *eth = (void *)skb->data; - char *src = eth->h_source; + const u8 *src = wil_skb_get_sa(skb); struct wil_ring_tx_data *txdata, *txdata2; int min_ring_id = wil_get_min_tx_ring_id(wil); @@ -2121,8 +2119,8 @@ netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev) { struct wil6210_vif *vif = ndev_to_vif(ndev); struct wil6210_priv *wil = vif_to_wil(vif); - struct ethhdr *eth = (void *)skb->data; - bool bcast = is_multicast_ether_addr(eth->h_dest); + const u8 *da = wil_skb_get_da(skb); + bool bcast = is_multicast_ether_addr(da); struct wil_ring *ring; static bool pr_once_fw; int rc; @@ -2169,7 +2167,7 @@ netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev) ring = wil_find_tx_ucast(wil, vif, skb); } if (unlikely(!ring)) { - wil_dbg_txrx(wil, "No Tx RING found for %pM\n", eth->h_dest); + wil_dbg_txrx(wil, "No Tx RING found for %pM\n", da); goto drop; } /* set up vring entry */ diff --git a/drivers/net/wireless/ath/wil6210/txrx.h b/drivers/net/wireless/ath/wil6210/txrx.h index 1aec04d59640..c0da1340c2d2 100644 --- a/drivers/net/wireless/ath/wil6210/txrx.h +++ b/drivers/net/wireless/ath/wil6210/txrx.h @@ -567,11 +567,25 @@ static inline int wil_ring_is_full(struct wil_ring *ring) return wil_ring_next_tail(ring) == ring->swhead; } -static inline bool wil_need_txstat(struct sk_buff *skb) +static inline u8 *wil_skb_get_da(struct sk_buff *skb) +{ + struct ethhdr *eth = (void *)skb->data; + + return eth->h_dest; +} + +static inline u8 *wil_skb_get_sa(struct sk_buff *skb) { struct ethhdr *eth = (void *)skb->data; - return is_unicast_ether_addr(eth->h_dest) && skb->sk && + return eth->h_source; +} + +static inline bool wil_need_txstat(struct sk_buff *skb) +{ + const u8 *da = wil_skb_get_da(skb); + + return is_unicast_ether_addr(da) && skb->sk && (skb_shinfo(skb)->tx_flags & SKBTX_WIFI_STATUS); } -- cgit v1.2.3-59-g8ed1b From a380eb5736c04942c158b22af04467eb21c27045 Mon Sep 17 00:00:00 2001 From: Dedy Lansky Date: Fri, 22 Feb 2019 16:21:03 +0200 Subject: wil6210: fix invalid sta statistics update Upon status ring handling, in case there are both unicast and multicast (cid == max) status messages to handle, wrong sta statistics might get updated. Fix this by setting stats to NULL upon invalid cid (e.g. == max_assoc_sta). Signed-off-by: Dedy Lansky Signed-off-by: Maya Erez Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/wil6210/txrx_edma.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/ath/wil6210/txrx_edma.c b/drivers/net/wireless/ath/wil6210/txrx_edma.c index c09cd692f910..c38773878ae3 100644 --- a/drivers/net/wireless/ath/wil6210/txrx_edma.c +++ b/drivers/net/wireless/ath/wil6210/txrx_edma.c @@ -1137,7 +1137,7 @@ int wil_tx_sring_handler(struct wil6210_priv *wil, /* Total number of completed descriptors in all descriptor rings */ int desc_cnt = 0; int cid; - struct wil_net_stats *stats = NULL; + struct wil_net_stats *stats; struct wil_tx_enhanced_desc *_d; unsigned int ring_id; unsigned int num_descs; @@ -1187,8 +1187,7 @@ int wil_tx_sring_handler(struct wil6210_priv *wil, ndev = vif_to_ndev(vif); cid = wil->ring2cid_tid[ring_id][0]; - if (cid < max_assoc_sta) - stats = &wil->sta[cid].stats; + stats = (cid < max_assoc_sta ? &wil->sta[cid].stats : NULL); wil_dbg_txrx(wil, "tx_status: completed desc_ring (%d), num_descs (%d)\n", -- cgit v1.2.3-59-g8ed1b From 979c9d8d01c482b1befb44dc639ecb907b5a37bd Mon Sep 17 00:00:00 2001 From: Maya Erez Date: Fri, 22 Feb 2019 16:21:04 +0200 Subject: wil6210: ignore HALP ICR if already handled HALP ICR is set as long as the FW should stay awake. To prevent its multiple handling the driver masks this IRQ bit. However, if there is a different MISC ICR before the driver clears this bit, there is a risk of race condition between HALP mask and unmask. This race leads to HALP timeout, in case it is mistakenly masked. Add an atomic flag to indicate if HALP ICR should be handled. Signed-off-by: Maya Erez Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/wil6210/interrupt.c | 12 ++++++++---- drivers/net/wireless/ath/wil6210/main.c | 3 +++ drivers/net/wireless/ath/wil6210/wil6210.h | 1 + 3 files changed, 12 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/ath/wil6210/interrupt.c b/drivers/net/wireless/ath/wil6210/interrupt.c index 5d287a8e1b45..3f5bd177d55f 100644 --- a/drivers/net/wireless/ath/wil6210/interrupt.c +++ b/drivers/net/wireless/ath/wil6210/interrupt.c @@ -1,6 +1,6 @@ /* * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. - * Copyright (c) 2018, The Linux Foundation. All rights reserved. + * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -575,10 +575,14 @@ static irqreturn_t wil6210_irq_misc(int irq, void *cookie) } if (isr & BIT_DMA_EP_MISC_ICR_HALP) { - wil_dbg_irq(wil, "irq_misc: HALP IRQ invoked\n"); - wil6210_mask_halp(wil); isr &= ~BIT_DMA_EP_MISC_ICR_HALP; - complete(&wil->halp.comp); + if (wil->halp.handle_icr) { + /* no need to handle HALP ICRs until next vote */ + wil->halp.handle_icr = false; + wil_dbg_irq(wil, "irq_misc: HALP IRQ invoked\n"); + wil6210_mask_halp(wil); + complete(&wil->halp.comp); + } } wil->isr_misc = isr; diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c index 10de16ab7d69..277abfdf3322 100644 --- a/drivers/net/wireless/ath/wil6210/main.c +++ b/drivers/net/wireless/ath/wil6210/main.c @@ -1919,11 +1919,14 @@ void wil_halp_vote(struct wil6210_priv *wil) if (++wil->halp.ref_cnt == 1) { reinit_completion(&wil->halp.comp); + /* mark to IRQ context to handle HALP ICR */ + wil->halp.handle_icr = true; wil6210_set_halp(wil); rc = wait_for_completion_timeout(&wil->halp.comp, to_jiffies); if (!rc) { wil_err(wil, "HALP vote timed out\n"); /* Mask HALP as done in case the interrupt is raised */ + wil->halp.handle_icr = false; wil6210_mask_halp(wil); } else { wil_dbg_irq(wil, diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h index 85dca1b05283..e1b1039b13ab 100644 --- a/drivers/net/wireless/ath/wil6210/wil6210.h +++ b/drivers/net/wireless/ath/wil6210/wil6210.h @@ -794,6 +794,7 @@ struct wil_halp { struct mutex lock; /* protect halp ref_cnt */ unsigned int ref_cnt; struct completion comp; + u8 handle_icr; }; struct wil_blob_wrapper { -- cgit v1.2.3-59-g8ed1b From de77a53c2d1e8fb3621e63e8e1f0f0c9a1a99ff7 Mon Sep 17 00:00:00 2001 From: Alexei Avshalom Lazar Date: Fri, 22 Feb 2019 16:21:05 +0200 Subject: wil6210: check null pointer in _wil_cfg80211_merge_extra_ies ies1 or ies2 might be null when code inside _wil_cfg80211_merge_extra_ies access them. Add explicit check for null and make sure ies1/ies2 are not accessed in such a case. spos might be null and be accessed inside _wil_cfg80211_merge_extra_ies. Add explicit check for null in the while condition statement and make sure spos is not accessed in such a case. Signed-off-by: Alexei Avshalom Lazar Signed-off-by: Maya Erez Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/wil6210/cfg80211.c | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c index 9a9d55b36dc3..a1e226652b4a 100644 --- a/drivers/net/wireless/ath/wil6210/cfg80211.c +++ b/drivers/net/wireless/ath/wil6210/cfg80211.c @@ -1580,6 +1580,12 @@ static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len, u8 *buf, *dpos; const u8 *spos; + if (!ies1) + ies1_len = 0; + + if (!ies2) + ies2_len = 0; + if (ies1_len == 0 && ies2_len == 0) { *merged_ies = NULL; *merged_len = 0; @@ -1589,17 +1595,19 @@ static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len, buf = kmalloc(ies1_len + ies2_len, GFP_KERNEL); if (!buf) return -ENOMEM; - memcpy(buf, ies1, ies1_len); + if (ies1) + memcpy(buf, ies1, ies1_len); dpos = buf + ies1_len; spos = ies2; - while (spos + 1 < ies2 + ies2_len) { + while (spos && (spos + 1 < ies2 + ies2_len)) { /* IE tag at offset 0, length at offset 1 */ u16 ielen = 2 + spos[1]; if (spos + ielen > ies2 + ies2_len) break; if (spos[0] == WLAN_EID_VENDOR_SPECIFIC && - !_wil_cfg80211_find_ie(ies1, ies1_len, spos, ielen)) { + (!ies1 || !_wil_cfg80211_find_ie(ies1, ies1_len, + spos, ielen))) { memcpy(dpos, spos, ielen); dpos += ielen; } -- cgit v1.2.3-59-g8ed1b