diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c')
-rw-r--r-- | drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 509 |
1 files changed, 494 insertions, 15 deletions
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c index c6c41fb962ff..aa2bb2ae9809 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c @@ -1255,7 +1255,7 @@ void rtl8xxxu_gen1_config_channel(struct ieee80211_hw *hw) void rtl8xxxu_gen2_config_channel(struct ieee80211_hw *hw) { struct rtl8xxxu_priv *priv = hw->priv; - u32 val32, rsr; + u32 val32; u8 val8, subchannel; u16 rf_mode_bw; bool ht = true; @@ -1264,7 +1264,6 @@ void rtl8xxxu_gen2_config_channel(struct ieee80211_hw *hw) rf_mode_bw = rtl8xxxu_read16(priv, REG_WMAC_TRXPTCL_CTL); rf_mode_bw &= ~WMAC_TRXPTCL_CTL_BW_MASK; - rsr = rtl8xxxu_read32(priv, REG_RESPONSE_RATE_SET); channel = hw->conf.chandef.chan->hw_value; /* Hack */ @@ -3115,7 +3114,7 @@ static void rtl8xxxu_phy_iqcalibrate(struct rtl8xxxu_priv *priv, u32 i, val32; int path_a_ok, path_b_ok; int retry = 2; - const u32 adda_regs[RTL8XXXU_ADDA_REGS] = { + static const u32 adda_regs[RTL8XXXU_ADDA_REGS] = { REG_FPGA0_XCD_SWITCH_CTRL, REG_BLUETOOTH, REG_RX_WAIT_CCA, REG_TX_CCK_RFON, REG_TX_CCK_BBON, REG_TX_OFDM_RFON, @@ -3125,11 +3124,11 @@ static void rtl8xxxu_phy_iqcalibrate(struct rtl8xxxu_priv *priv, REG_RX_TO_RX, REG_STANDBY, REG_SLEEP, REG_PMPD_ANAEN }; - const u32 iqk_mac_regs[RTL8XXXU_MAC_REGS] = { + static const u32 iqk_mac_regs[RTL8XXXU_MAC_REGS] = { REG_TXPAUSE, REG_BEACON_CTRL, REG_BEACON_CTRL_1, REG_GPIO_MUXCFG }; - const u32 iqk_bb_regs[RTL8XXXU_BB_REGS] = { + static const u32 iqk_bb_regs[RTL8XXXU_BB_REGS] = { REG_OFDM0_TRX_PATH_ENABLE, REG_OFDM0_TR_MUX_PAR, REG_FPGA0_XCD_RF_SW_CTRL, REG_CONFIG_ANT_A, REG_CONFIG_ANT_B, REG_FPGA0_XAB_RF_SW_CTRL, REG_FPGA0_XA_RF_INT_OE, @@ -3820,9 +3819,8 @@ void rtl8xxxu_power_off(struct rtl8xxxu_priv *priv) rtl8xxxu_write8(priv, REG_RSV_CTRL, 0x0e); } -#ifdef NEED_PS_TDMA -static void rtl8723bu_set_ps_tdma(struct rtl8xxxu_priv *priv, - u8 arg1, u8 arg2, u8 arg3, u8 arg4, u8 arg5) +void rtl8723bu_set_ps_tdma(struct rtl8xxxu_priv *priv, + u8 arg1, u8 arg2, u8 arg3, u8 arg4, u8 arg5) { struct h2c_cmd h2c; @@ -3835,7 +3833,6 @@ static void rtl8723bu_set_ps_tdma(struct rtl8xxxu_priv *priv, h2c.b_type_dma.data5 = arg5; rtl8xxxu_gen2_h2c_cmd(priv, &h2c, sizeof(h2c.b_type_dma)); } -#endif void rtl8xxxu_gen2_disable_rf(struct rtl8xxxu_priv *priv) { @@ -3902,6 +3899,9 @@ static int rtl8xxxu_init_device(struct ieee80211_hw *hw) else macpower = true; + if (fops->needs_full_init) + macpower = false; + ret = fops->power_on(priv); if (ret < 0) { dev_warn(dev, "%s: Failed power on\n", __func__); @@ -4304,7 +4304,8 @@ static void rtl8xxxu_sw_scan_complete(struct ieee80211_hw *hw, rtl8xxxu_write8(priv, REG_BEACON_CTRL, val8); } -void rtl8xxxu_update_rate_mask(struct rtl8xxxu_priv *priv, u32 ramask, int sgi) +void rtl8xxxu_update_rate_mask(struct rtl8xxxu_priv *priv, + u32 ramask, u8 rateid, int sgi) { struct h2c_cmd h2c; @@ -4324,7 +4325,7 @@ void rtl8xxxu_update_rate_mask(struct rtl8xxxu_priv *priv, u32 ramask, int sgi) } void rtl8xxxu_gen2_update_rate_mask(struct rtl8xxxu_priv *priv, - u32 ramask, int sgi) + u32 ramask, u8 rateid, int sgi) { struct h2c_cmd h2c; u8 bw = 0; @@ -4338,7 +4339,7 @@ void rtl8xxxu_gen2_update_rate_mask(struct rtl8xxxu_priv *priv, h2c.b_macid_cfg.ramask3 = (ramask >> 24) & 0xff; h2c.ramask.arg = 0x80; - h2c.b_macid_cfg.data1 = 0; + h2c.b_macid_cfg.data1 = rateid; if (sgi) h2c.b_macid_cfg.data1 |= BIT(7); @@ -4478,6 +4479,35 @@ static void rtl8xxxu_set_basic_rates(struct rtl8xxxu_priv *priv, u32 rate_cfg) rtl8xxxu_write8(priv, REG_INIRTS_RATE_SEL, rate_idx); } +static u16 +rtl8xxxu_wireless_mode(struct ieee80211_hw *hw, struct ieee80211_sta *sta) +{ + u16 network_type = WIRELESS_MODE_UNKNOWN; + + if (hw->conf.chandef.chan->band == NL80211_BAND_5GHZ) { + if (sta->vht_cap.vht_supported) + network_type = WIRELESS_MODE_AC; + else if (sta->ht_cap.ht_supported) + network_type = WIRELESS_MODE_N_5G; + + network_type |= WIRELESS_MODE_A; + } else { + if (sta->vht_cap.vht_supported) + network_type = WIRELESS_MODE_AC; + else if (sta->ht_cap.ht_supported) + network_type = WIRELESS_MODE_N_24G; + + if (sta->supp_rates[0] <= 0xf) + network_type |= WIRELESS_MODE_B; + else if (sta->supp_rates[0] & 0xf) + network_type |= (WIRELESS_MODE_B | WIRELESS_MODE_G); + else + network_type |= WIRELESS_MODE_G; + } + + return network_type; +} + static void rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, u32 changed) @@ -4520,7 +4550,10 @@ rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, sgi = 1; rcu_read_unlock(); - priv->fops->update_rate_mask(priv, ramask, sgi); + priv->vif = vif; + priv->rssi_level = RTL8XXXU_RATR_STA_INIT; + + priv->fops->update_rate_mask(priv, ramask, 0, sgi); rtl8xxxu_write8(priv, REG_BCN_MAX_ERR, 0xff); @@ -5148,12 +5181,263 @@ static void rtl8xxxu_rx_urb_work(struct work_struct *work) } } +/* + * The RTL8723BU/RTL8192EU vendor driver use coexistence table type + * 0-7 to represent writing different combinations of register values + * to REG_BT_COEX_TABLEs. It's for different kinds of coexistence use + * cases which Realtek doesn't provide detail for these settings. Keep + * this aligned with vendor driver for easier maintenance. + */ +static +void rtl8723bu_set_coex_with_type(struct rtl8xxxu_priv *priv, u8 type) +{ + switch (type) { + case 0: + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE1, 0x55555555); + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE2, 0x55555555); + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE3, 0x00ffffff); + rtl8xxxu_write8(priv, REG_BT_COEX_TABLE4, 0x03); + break; + case 1: + case 3: + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE1, 0x55555555); + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE2, 0x5a5a5a5a); + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE3, 0x00ffffff); + rtl8xxxu_write8(priv, REG_BT_COEX_TABLE4, 0x03); + break; + case 2: + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE1, 0x5a5a5a5a); + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE2, 0x5a5a5a5a); + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE3, 0x00ffffff); + rtl8xxxu_write8(priv, REG_BT_COEX_TABLE4, 0x03); + break; + case 4: + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE1, 0x5a5a5a5a); + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE2, 0xaaaa5a5a); + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE3, 0x00ffffff); + rtl8xxxu_write8(priv, REG_BT_COEX_TABLE4, 0x03); + break; + case 5: + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE1, 0x5a5a5a5a); + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE2, 0xaa5a5a5a); + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE3, 0x00ffffff); + rtl8xxxu_write8(priv, REG_BT_COEX_TABLE4, 0x03); + break; + case 6: + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE1, 0x55555555); + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE2, 0xaaaaaaaa); + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE3, 0x00ffffff); + rtl8xxxu_write8(priv, REG_BT_COEX_TABLE4, 0x03); + break; + case 7: + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE1, 0xaaaaaaaa); + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE2, 0xaaaaaaaa); + rtl8xxxu_write32(priv, REG_BT_COEX_TABLE3, 0x00ffffff); + rtl8xxxu_write8(priv, REG_BT_COEX_TABLE4, 0x03); + break; + default: + break; + } +} + +static +void rtl8723bu_update_bt_link_info(struct rtl8xxxu_priv *priv, u8 bt_info) +{ + struct rtl8xxxu_btcoex *btcoex = &priv->bt_coex; + + if (bt_info & BT_INFO_8723B_1ANT_B_INQ_PAGE) + btcoex->c2h_bt_inquiry = true; + else + btcoex->c2h_bt_inquiry = false; + + if (!(bt_info & BT_INFO_8723B_1ANT_B_CONNECTION)) { + btcoex->bt_status = BT_8723B_1ANT_STATUS_NON_CONNECTED_IDLE; + btcoex->has_sco = false; + btcoex->has_hid = false; + btcoex->has_pan = false; + btcoex->has_a2dp = false; + } else { + if ((bt_info & 0x1f) == BT_INFO_8723B_1ANT_B_CONNECTION) + btcoex->bt_status = BT_8723B_1ANT_STATUS_CONNECTED_IDLE; + else if ((bt_info & BT_INFO_8723B_1ANT_B_SCO_ESCO) || + (bt_info & BT_INFO_8723B_1ANT_B_SCO_BUSY)) + btcoex->bt_status = BT_8723B_1ANT_STATUS_SCO_BUSY; + else if (bt_info & BT_INFO_8723B_1ANT_B_ACL_BUSY) + btcoex->bt_status = BT_8723B_1ANT_STATUS_ACL_BUSY; + else + btcoex->bt_status = BT_8723B_1ANT_STATUS_MAX; + + if (bt_info & BT_INFO_8723B_1ANT_B_FTP) + btcoex->has_pan = true; + else + btcoex->has_pan = false; + + if (bt_info & BT_INFO_8723B_1ANT_B_A2DP) + btcoex->has_a2dp = true; + else + btcoex->has_a2dp = false; + + if (bt_info & BT_INFO_8723B_1ANT_B_HID) + btcoex->has_hid = true; + else + btcoex->has_hid = false; + + if (bt_info & BT_INFO_8723B_1ANT_B_SCO_ESCO) + btcoex->has_sco = true; + else + btcoex->has_sco = false; + } + + if (!btcoex->has_a2dp && !btcoex->has_sco && + !btcoex->has_pan && btcoex->has_hid) + btcoex->hid_only = true; + else + btcoex->hid_only = false; + + if (!btcoex->has_sco && !btcoex->has_pan && + !btcoex->has_hid && btcoex->has_a2dp) + btcoex->has_a2dp = true; + else + btcoex->has_a2dp = false; + + if (btcoex->bt_status == BT_8723B_1ANT_STATUS_SCO_BUSY || + btcoex->bt_status == BT_8723B_1ANT_STATUS_ACL_BUSY) + btcoex->bt_busy = true; + else + btcoex->bt_busy = false; +} + +static +void rtl8723bu_handle_bt_inquiry(struct rtl8xxxu_priv *priv) +{ + struct ieee80211_vif *vif; + struct rtl8xxxu_btcoex *btcoex; + bool wifi_connected; + + vif = priv->vif; + btcoex = &priv->bt_coex; + wifi_connected = (vif && vif->bss_conf.assoc); + + if (!wifi_connected) { + rtl8723bu_set_ps_tdma(priv, 0x8, 0x0, 0x0, 0x0, 0x0); + rtl8723bu_set_coex_with_type(priv, 0); + } else if (btcoex->has_sco || btcoex->has_hid || btcoex->has_a2dp) { + rtl8723bu_set_ps_tdma(priv, 0x61, 0x35, 0x3, 0x11, 0x11); + rtl8723bu_set_coex_with_type(priv, 4); + } else if (btcoex->has_pan) { + rtl8723bu_set_ps_tdma(priv, 0x61, 0x3f, 0x3, 0x11, 0x11); + rtl8723bu_set_coex_with_type(priv, 4); + } else { + rtl8723bu_set_ps_tdma(priv, 0x8, 0x0, 0x0, 0x0, 0x0); + rtl8723bu_set_coex_with_type(priv, 7); + } +} + +static +void rtl8723bu_handle_bt_info(struct rtl8xxxu_priv *priv) +{ + struct ieee80211_vif *vif; + struct rtl8xxxu_btcoex *btcoex; + bool wifi_connected; + + vif = priv->vif; + btcoex = &priv->bt_coex; + wifi_connected = (vif && vif->bss_conf.assoc); + + if (wifi_connected) { + u32 val32 = 0; + u32 high_prio_tx = 0, high_prio_rx = 0; + + val32 = rtl8xxxu_read32(priv, 0x770); + high_prio_tx = val32 & 0x0000ffff; + high_prio_rx = (val32 & 0xffff0000) >> 16; + + if (btcoex->bt_busy) { + if (btcoex->hid_only) { + rtl8723bu_set_ps_tdma(priv, 0x61, 0x20, + 0x3, 0x11, 0x11); + rtl8723bu_set_coex_with_type(priv, 5); + } else if (btcoex->a2dp_only) { + rtl8723bu_set_ps_tdma(priv, 0x61, 0x35, + 0x3, 0x11, 0x11); + rtl8723bu_set_coex_with_type(priv, 4); + } else if ((btcoex->has_a2dp && btcoex->has_pan) || + (btcoex->has_hid && btcoex->has_a2dp && + btcoex->has_pan)) { + rtl8723bu_set_ps_tdma(priv, 0x51, 0x21, + 0x3, 0x10, 0x10); + rtl8723bu_set_coex_with_type(priv, 4); + } else if (btcoex->has_hid && btcoex->has_a2dp) { + rtl8723bu_set_ps_tdma(priv, 0x51, 0x21, + 0x3, 0x10, 0x10); + rtl8723bu_set_coex_with_type(priv, 3); + } else { + rtl8723bu_set_ps_tdma(priv, 0x61, 0x35, + 0x3, 0x11, 0x11); + rtl8723bu_set_coex_with_type(priv, 4); + } + } else { + rtl8723bu_set_ps_tdma(priv, 0x8, 0x0, 0x0, 0x0, 0x0); + if (high_prio_tx + high_prio_rx <= 60) + rtl8723bu_set_coex_with_type(priv, 2); + else + rtl8723bu_set_coex_with_type(priv, 7); + } + } else { + rtl8723bu_set_ps_tdma(priv, 0x8, 0x0, 0x0, 0x0, 0x0); + rtl8723bu_set_coex_with_type(priv, 0); + } +} + +static void rtl8xxxu_c2hcmd_callback(struct work_struct *work) +{ + struct rtl8xxxu_priv *priv; + struct rtl8723bu_c2h *c2h; + struct sk_buff *skb = NULL; + unsigned long flags; + u8 bt_info = 0; + struct rtl8xxxu_btcoex *btcoex; + + priv = container_of(work, struct rtl8xxxu_priv, c2hcmd_work); + btcoex = &priv->bt_coex; + + if (priv->rf_paths > 1) + goto out; + + while (!skb_queue_empty(&priv->c2hcmd_queue)) { + spin_lock_irqsave(&priv->c2hcmd_lock, flags); + skb = __skb_dequeue(&priv->c2hcmd_queue); + spin_unlock_irqrestore(&priv->c2hcmd_lock, flags); + + c2h = (struct rtl8723bu_c2h *)skb->data; + + switch (c2h->id) { + case C2H_8723B_BT_INFO: + bt_info = c2h->bt_info.bt_info; + + rtl8723bu_update_bt_link_info(priv, bt_info); + if (btcoex->c2h_bt_inquiry) { + rtl8723bu_handle_bt_inquiry(priv); + break; + } + rtl8723bu_handle_bt_info(priv); + break; + default: + break; + } + } + +out: + dev_kfree_skb(skb); +} + static void rtl8723bu_handle_c2h(struct rtl8xxxu_priv *priv, struct sk_buff *skb) { struct rtl8723bu_c2h *c2h = (struct rtl8723bu_c2h *)skb->data; struct device *dev = &priv->udev->dev; int len; + unsigned long flags; len = skb->len - 2; @@ -5191,6 +5475,12 @@ static void rtl8723bu_handle_c2h(struct rtl8xxxu_priv *priv, 16, 1, c2h->raw.payload, len, false); break; } + + spin_lock_irqsave(&priv->c2hcmd_lock, flags); + __skb_queue_tail(&priv->c2hcmd_queue, skb); + spin_unlock_irqrestore(&priv->c2hcmd_lock, flags); + + schedule_work(&priv->c2hcmd_work); } int rtl8xxxu_parse_rxdesc16(struct rtl8xxxu_priv *priv, struct sk_buff *skb) @@ -5315,7 +5605,6 @@ int rtl8xxxu_parse_rxdesc24(struct rtl8xxxu_priv *priv, struct sk_buff *skb) struct device *dev = &priv->udev->dev; dev_dbg(dev, "%s: C2H packet\n", __func__); rtl8723bu_handle_c2h(priv, skb); - dev_kfree_skb(skb); return RX_TYPE_C2H; } @@ -5444,6 +5733,7 @@ static int rtl8xxxu_submit_int_urb(struct ieee80211_hw *hw) ret = usb_submit_urb(urb, GFP_KERNEL); if (ret) { usb_unanchor_urb(urb); + usb_free_urb(urb); goto error; } @@ -5464,6 +5754,10 @@ static int rtl8xxxu_add_interface(struct ieee80211_hw *hw, switch (vif->type) { case NL80211_IFTYPE_STATION: + if (!priv->vif) + priv->vif = vif; + else + return -EOPNOTSUPP; rtl8xxxu_stop_tx_beacon(priv); val8 = rtl8xxxu_read8(priv, REG_BEACON_CTRL); @@ -5487,6 +5781,9 @@ static void rtl8xxxu_remove_interface(struct ieee80211_hw *hw, struct rtl8xxxu_priv *priv = hw->priv; dev_dbg(&priv->udev->dev, "%s\n", __func__); + + if (priv->vif) + priv->vif = NULL; } static int rtl8xxxu_config(struct ieee80211_hw *hw, u32 changed) @@ -5772,6 +6069,178 @@ rtl8xxxu_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, return 0; } +static u8 rtl8xxxu_signal_to_snr(int signal) +{ + if (signal < RTL8XXXU_NOISE_FLOOR_MIN) + signal = RTL8XXXU_NOISE_FLOOR_MIN; + else if (signal > 0) + signal = 0; + return (u8)(signal - RTL8XXXU_NOISE_FLOOR_MIN); +} + +static void rtl8xxxu_refresh_rate_mask(struct rtl8xxxu_priv *priv, + int signal, struct ieee80211_sta *sta) +{ + struct ieee80211_hw *hw = priv->hw; + u16 wireless_mode; + u8 rssi_level, ratr_idx; + u8 txbw_40mhz; + u8 snr, snr_thresh_high, snr_thresh_low; + u8 go_up_gap = 5; + + rssi_level = priv->rssi_level; + snr = rtl8xxxu_signal_to_snr(signal); + snr_thresh_high = RTL8XXXU_SNR_THRESH_HIGH; + snr_thresh_low = RTL8XXXU_SNR_THRESH_LOW; + txbw_40mhz = (hw->conf.chandef.width == NL80211_CHAN_WIDTH_40) ? 1 : 0; + + switch (rssi_level) { + case RTL8XXXU_RATR_STA_MID: + snr_thresh_high += go_up_gap; + break; + case RTL8XXXU_RATR_STA_LOW: + snr_thresh_high += go_up_gap; + snr_thresh_low += go_up_gap; + break; + default: + break; + } + + if (snr > snr_thresh_high) + rssi_level = RTL8XXXU_RATR_STA_HIGH; + else if (snr > snr_thresh_low) + rssi_level = RTL8XXXU_RATR_STA_MID; + else + rssi_level = RTL8XXXU_RATR_STA_LOW; + + if (rssi_level != priv->rssi_level) { + int sgi = 0; + u32 rate_bitmap = 0; + + rcu_read_lock(); + rate_bitmap = (sta->supp_rates[0] & 0xfff) | + (sta->ht_cap.mcs.rx_mask[0] << 12) | + (sta->ht_cap.mcs.rx_mask[1] << 20); + if (sta->ht_cap.cap & + (IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20)) + sgi = 1; + rcu_read_unlock(); + + wireless_mode = rtl8xxxu_wireless_mode(hw, sta); + switch (wireless_mode) { + case WIRELESS_MODE_B: + ratr_idx = RATEID_IDX_B; + if (rate_bitmap & 0x0000000c) + rate_bitmap &= 0x0000000d; + else + rate_bitmap &= 0x0000000f; + break; + case WIRELESS_MODE_A: + case WIRELESS_MODE_G: + ratr_idx = RATEID_IDX_G; + if (rssi_level == RTL8XXXU_RATR_STA_HIGH) + rate_bitmap &= 0x00000f00; + else + rate_bitmap &= 0x00000ff0; + break; + case (WIRELESS_MODE_B | WIRELESS_MODE_G): + ratr_idx = RATEID_IDX_BG; + if (rssi_level == RTL8XXXU_RATR_STA_HIGH) + rate_bitmap &= 0x00000f00; + else if (rssi_level == RTL8XXXU_RATR_STA_MID) + rate_bitmap &= 0x00000ff0; + else + rate_bitmap &= 0x00000ff5; + break; + case WIRELESS_MODE_N_24G: + case WIRELESS_MODE_N_5G: + case (WIRELESS_MODE_G | WIRELESS_MODE_N_24G): + case (WIRELESS_MODE_A | WIRELESS_MODE_N_5G): + if (priv->tx_paths == 2 && priv->rx_paths == 2) + ratr_idx = RATEID_IDX_GN_N2SS; + else + ratr_idx = RATEID_IDX_GN_N1SS; + break; + case (WIRELESS_MODE_B | WIRELESS_MODE_G | WIRELESS_MODE_N_24G): + case (WIRELESS_MODE_B | WIRELESS_MODE_N_24G): + if (txbw_40mhz) { + if (priv->tx_paths == 2 && priv->rx_paths == 2) + ratr_idx = RATEID_IDX_BGN_40M_2SS; + else + ratr_idx = RATEID_IDX_BGN_40M_1SS; + } else { + if (priv->tx_paths == 2 && priv->rx_paths == 2) + ratr_idx = RATEID_IDX_BGN_20M_2SS_BN; + else + ratr_idx = RATEID_IDX_BGN_20M_1SS_BN; + } + + if (priv->tx_paths == 2 && priv->rx_paths == 2) { + if (rssi_level == RTL8XXXU_RATR_STA_HIGH) { + rate_bitmap &= 0x0f8f0000; + } else if (rssi_level == RTL8XXXU_RATR_STA_MID) { + rate_bitmap &= 0x0f8ff000; + } else { + if (txbw_40mhz) + rate_bitmap &= 0x0f8ff015; + else + rate_bitmap &= 0x0f8ff005; + } + } else { + if (rssi_level == RTL8XXXU_RATR_STA_HIGH) { + rate_bitmap &= 0x000f0000; + } else if (rssi_level == RTL8XXXU_RATR_STA_MID) { + rate_bitmap &= 0x000ff000; + } else { + if (txbw_40mhz) + rate_bitmap &= 0x000ff015; + else + rate_bitmap &= 0x000ff005; + } + } + break; + default: + ratr_idx = RATEID_IDX_BGN_40M_2SS; + rate_bitmap &= 0x0fffffff; + break; + } + + priv->rssi_level = rssi_level; + priv->fops->update_rate_mask(priv, rate_bitmap, ratr_idx, sgi); + } +} + +static void rtl8xxxu_watchdog_callback(struct work_struct *work) +{ + struct ieee80211_vif *vif; + struct rtl8xxxu_priv *priv; + + priv = container_of(work, struct rtl8xxxu_priv, ra_watchdog.work); + vif = priv->vif; + + if (vif && vif->type == NL80211_IFTYPE_STATION) { + int signal; + struct ieee80211_sta *sta; + + rcu_read_lock(); + sta = ieee80211_find_sta(vif, vif->bss_conf.bssid); + if (!sta) { + struct device *dev = &priv->udev->dev; + + dev_dbg(dev, "%s: no sta found\n", __func__); + rcu_read_unlock(); + goto out; + } + rcu_read_unlock(); + + signal = ieee80211_ave_rssi(vif); + rtl8xxxu_refresh_rate_mask(priv, signal, sta); + } + +out: + schedule_delayed_work(&priv->ra_watchdog, 2 * HZ); +} + static int rtl8xxxu_start(struct ieee80211_hw *hw) { struct rtl8xxxu_priv *priv = hw->priv; @@ -5828,6 +6297,8 @@ static int rtl8xxxu_start(struct ieee80211_hw *hw) ret = rtl8xxxu_submit_rx_urb(priv, rx_urb); } + + schedule_delayed_work(&priv->ra_watchdog, 2 * HZ); exit: /* * Accept all data and mgmt frames @@ -5879,6 +6350,8 @@ static void rtl8xxxu_stop(struct ieee80211_hw *hw) if (priv->usb_interrupts) rtl8xxxu_write32(priv, REG_USB_HIMR, 0); + cancel_delayed_work_sync(&priv->ra_watchdog); + rtl8xxxu_free_rx_resources(priv); rtl8xxxu_free_tx_resources(priv); } @@ -6001,7 +6474,7 @@ static int rtl8xxxu_probe(struct usb_interface *interface, } break; case 0x7392: - if (id->idProduct == 0x7811) + if (id->idProduct == 0x7811 || id->idProduct == 0xa611) untested = 0; break; case 0x050d: @@ -6051,6 +6524,10 @@ static int rtl8xxxu_probe(struct usb_interface *interface, INIT_LIST_HEAD(&priv->rx_urb_pending_list); spin_lock_init(&priv->rx_urb_lock); INIT_WORK(&priv->rx_urb_wq, rtl8xxxu_rx_urb_work); + INIT_DELAYED_WORK(&priv->ra_watchdog, rtl8xxxu_watchdog_callback); + spin_lock_init(&priv->c2hcmd_lock); + INIT_WORK(&priv->c2hcmd_work, rtl8xxxu_c2hcmd_callback); + skb_queue_head_init(&priv->c2hcmd_queue); usb_set_intfdata(interface, hw); @@ -6205,6 +6682,8 @@ static const struct usb_device_id dev_table[] = { .driver_info = (unsigned long)&rtl8192eu_fops}, {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0xb720, 0xff, 0xff, 0xff), .driver_info = (unsigned long)&rtl8723bu_fops}, +{USB_DEVICE_AND_INTERFACE_INFO(0x7392, 0xa611, 0xff, 0xff, 0xff), + .driver_info = (unsigned long)&rtl8723bu_fops}, #ifdef CONFIG_RTL8XXXU_UNTESTED /* Still supported by rtlwifi */ {USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_REALTEK, 0x8176, 0xff, 0xff, 0xff), |