diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76x2/pci_mac.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x2/pci_mac.c | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/pci_mac.c b/drivers/net/wireless/mediatek/mt76/mt76x2/pci_mac.c deleted file mode 100644 index 4b331ed14bb2..000000000000 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/pci_mac.c +++ /dev/null @@ -1,203 +0,0 @@ -/* - * Copyright (C) 2016 Felix Fietkau <nbd@nbd.name> - * - * 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 <linux/delay.h> -#include "mt76x2.h" -#include "mcu.h" -#include "eeprom.h" - -void mt76x2_mac_set_bssid(struct mt76x02_dev *dev, u8 idx, const u8 *addr) -{ - idx &= 7; - mt76_wr(dev, MT_MAC_APC_BSSID_L(idx), get_unaligned_le32(addr)); - mt76_rmw_field(dev, MT_MAC_APC_BSSID_H(idx), MT_MAC_APC_BSSID_H_ADDR, - get_unaligned_le16(addr + 4)); -} - -static int -mt76_write_beacon(struct mt76x02_dev *dev, int offset, struct sk_buff *skb) -{ - int beacon_len = mt76x02_beacon_offsets[1] - mt76x02_beacon_offsets[0]; - struct mt76x02_txwi txwi; - - if (WARN_ON_ONCE(beacon_len < skb->len + sizeof(struct mt76x02_txwi))) - return -ENOSPC; - - mt76x02_mac_write_txwi(dev, &txwi, skb, NULL, NULL, skb->len); - - mt76_wr_copy(dev, offset, &txwi, sizeof(txwi)); - offset += sizeof(txwi); - - mt76_wr_copy(dev, offset, skb->data, skb->len); - return 0; -} - -static int -__mt76x2_mac_set_beacon(struct mt76x02_dev *dev, u8 bcn_idx, struct sk_buff *skb) -{ - int beacon_len = mt76x02_beacon_offsets[1] - mt76x02_beacon_offsets[0]; - int beacon_addr = mt76x02_beacon_offsets[bcn_idx]; - int ret = 0; - int i; - - /* Prevent corrupt transmissions during update */ - mt76_set(dev, MT_BCN_BYPASS_MASK, BIT(bcn_idx)); - - if (skb) { - ret = mt76_write_beacon(dev, beacon_addr, skb); - if (!ret) - dev->beacon_data_mask |= BIT(bcn_idx); - } else { - dev->beacon_data_mask &= ~BIT(bcn_idx); - for (i = 0; i < beacon_len; i += 4) - mt76_wr(dev, beacon_addr + i, 0); - } - - mt76_wr(dev, MT_BCN_BYPASS_MASK, 0xff00 | ~dev->beacon_data_mask); - - return ret; -} - -int mt76x2_mac_set_beacon(struct mt76x02_dev *dev, u8 vif_idx, - struct sk_buff *skb) -{ - bool force_update = false; - int bcn_idx = 0; - int i; - - for (i = 0; i < ARRAY_SIZE(dev->beacons); i++) { - if (vif_idx == i) { - force_update = !!dev->beacons[i] ^ !!skb; - - if (dev->beacons[i]) - dev_kfree_skb(dev->beacons[i]); - - dev->beacons[i] = skb; - __mt76x2_mac_set_beacon(dev, bcn_idx, skb); - } else if (force_update && dev->beacons[i]) { - __mt76x2_mac_set_beacon(dev, bcn_idx, dev->beacons[i]); - } - - bcn_idx += !!dev->beacons[i]; - } - - for (i = bcn_idx; i < ARRAY_SIZE(dev->beacons); i++) { - if (!(dev->beacon_data_mask & BIT(i))) - break; - - __mt76x2_mac_set_beacon(dev, i, NULL); - } - - mt76_rmw_field(dev, MT_MAC_BSSID_DW1, MT_MAC_BSSID_DW1_MBEACON_N, - bcn_idx - 1); - return 0; -} - -void mt76x2_mac_set_beacon_enable(struct mt76x02_dev *dev, - u8 vif_idx, bool val) -{ - u8 old_mask = dev->beacon_mask; - bool en; - u32 reg; - - if (val) { - dev->beacon_mask |= BIT(vif_idx); - } else { - dev->beacon_mask &= ~BIT(vif_idx); - mt76x2_mac_set_beacon(dev, vif_idx, NULL); - } - - if (!!old_mask == !!dev->beacon_mask) - return; - - en = dev->beacon_mask; - - mt76_rmw_field(dev, MT_INT_TIMER_EN, MT_INT_TIMER_EN_PRE_TBTT_EN, en); - reg = MT_BEACON_TIME_CFG_BEACON_TX | - MT_BEACON_TIME_CFG_TBTT_EN | - MT_BEACON_TIME_CFG_TIMER_EN; - mt76_rmw(dev, MT_BEACON_TIME_CFG, reg, reg * en); - - if (en) - mt76x02_irq_enable(dev, MT_INT_PRE_TBTT | MT_INT_TBTT); - else - mt76x02_irq_disable(dev, MT_INT_PRE_TBTT | MT_INT_TBTT); -} - -void mt76x2_update_channel(struct mt76_dev *mdev) -{ - struct mt76x02_dev *dev = container_of(mdev, struct mt76x02_dev, mt76); - struct mt76_channel_state *state; - u32 active, busy; - - state = mt76_channel_state(&dev->mt76, dev->mt76.chandef.chan); - - busy = mt76_rr(dev, MT_CH_BUSY); - active = busy + mt76_rr(dev, MT_CH_IDLE); - - spin_lock_bh(&dev->mt76.cc_lock); - state->cc_busy += busy; - state->cc_active += active; - spin_unlock_bh(&dev->mt76.cc_lock); -} - -void mt76x2_mac_work(struct work_struct *work) -{ - struct mt76x02_dev *dev = container_of(work, struct mt76x02_dev, - mac_work.work); - int i, idx; - - mt76x2_update_channel(&dev->mt76); - for (i = 0, idx = 0; i < 16; i++) { - u32 val = mt76_rr(dev, MT_TX_AGG_CNT(i)); - - dev->aggr_stats[idx++] += val & 0xffff; - dev->aggr_stats[idx++] += val >> 16; - } - - ieee80211_queue_delayed_work(mt76_hw(dev), &dev->mac_work, - MT_CALIBRATE_INTERVAL); -} - -void mt76x2_mac_set_tx_protection(struct mt76x02_dev *dev, u32 val) -{ - u32 data = 0; - - if (val != ~0) - data = FIELD_PREP(MT_PROT_CFG_CTRL, 1) | - MT_PROT_CFG_RTS_THRESH; - - mt76_rmw_field(dev, MT_TX_RTS_CFG, MT_TX_RTS_CFG_THRESH, val); - - mt76_rmw(dev, MT_CCK_PROT_CFG, - MT_PROT_CFG_CTRL | MT_PROT_CFG_RTS_THRESH, data); - mt76_rmw(dev, MT_OFDM_PROT_CFG, - MT_PROT_CFG_CTRL | MT_PROT_CFG_RTS_THRESH, data); - mt76_rmw(dev, MT_MM20_PROT_CFG, - MT_PROT_CFG_CTRL | MT_PROT_CFG_RTS_THRESH, data); - mt76_rmw(dev, MT_MM40_PROT_CFG, - MT_PROT_CFG_CTRL | MT_PROT_CFG_RTS_THRESH, data); - mt76_rmw(dev, MT_GF20_PROT_CFG, - MT_PROT_CFG_CTRL | MT_PROT_CFG_RTS_THRESH, data); - mt76_rmw(dev, MT_GF40_PROT_CFG, - MT_PROT_CFG_CTRL | MT_PROT_CFG_RTS_THRESH, data); - mt76_rmw(dev, MT_TX_PROT_CFG6, - MT_PROT_CFG_CTRL | MT_PROT_CFG_RTS_THRESH, data); - mt76_rmw(dev, MT_TX_PROT_CFG7, - MT_PROT_CFG_CTRL | MT_PROT_CFG_RTS_THRESH, data); - mt76_rmw(dev, MT_TX_PROT_CFG8, - MT_PROT_CFG_CTRL | MT_PROT_CFG_RTS_THRESH, data); -} |