1 /* SPDX-License-Identifier: ISC */
10 #include <linux/kfifo.h>
13 #include "mt76x02_regs.h"
14 #include "mt76x02_mac.h"
15 #include "mt76x02_dfs.h"
16 #include "mt76x02_dma.h"
18 #define MT76x02_TX_RING_SIZE 512
19 #define MT76x02_PSD_RING_SIZE 128
20 #define MT76x02_N_WCIDS 128
21 #define MT_CALIBRATE_INTERVAL HZ
22 #define MT_MAC_WORK_INTERVAL (HZ / 10)
24 #define MT_WATCHDOG_TIME (HZ / 10)
25 #define MT_TX_HANG_TH 10
27 #define MT_MAX_CHAINS 2
28 struct mt76x02_rx_freq_cal {
29 s8 high_gain[MT_MAX_CHAINS];
30 s8 rssi_offset[MT_MAX_CHAINS];
37 struct mt76x02_calibration {
38 struct mt76x02_rx_freq_cal rx;
40 u8 agc_gain_init[MT_MAX_CHAINS];
41 u8 agc_gain_cur[MT_MAX_CHAINS];
54 bool tssi_comp_pending;
56 bool channel_cal_done;
63 struct mt76x02_beacon_ops {
65 unsigned int slot_size;
66 void (*pre_tbtt_enable)(struct mt76x02_dev *dev, bool en);
67 void (*beacon_enable)(struct mt76x02_dev *dev, bool en);
70 #define mt76x02_beacon_enable(dev, enable) \
71 (dev)->beacon_ops->beacon_enable(dev, enable)
72 #define mt76x02_pre_tbtt_enable(dev, enable) \
73 (dev)->beacon_ops->pre_tbtt_enable(dev, enable)
75 struct mt76x02_rate_power {
88 union { /* must be first */
93 struct mac_address macaddr_list[8];
95 struct mutex phy_mutex;
98 DECLARE_KFIFO_PTR(txstatus_fifo, struct mt76x02_tx_status);
99 spinlock_t txstatus_fifo_lock;
103 struct sk_buff *rx_head;
105 struct delayed_work cal_work;
106 struct delayed_work wdt_work;
108 struct hrtimer pre_tbtt_timer;
109 struct work_struct pre_tbtt_work;
111 const struct mt76x02_beacon_ops *beacon_ops;
113 u8 beacon_data_count;
119 u8 beacon_hang_check;
122 struct mt76x02_rate_power rate_power;
124 struct mt76x02_calibration cal;
128 s8 target_power_delta[2];
136 struct mt76x02_dfs_pattern_detector dfs_pd;
139 unsigned long ed_trigger_timeout;
142 u8 ed_monitor_enabled;
143 u8 ed_monitor_learning;
149 extern struct ieee80211_rate mt76x02_rates[12];
151 int mt76x02_init_device(struct mt76x02_dev *dev);
152 void mt76x02_configure_filter(struct ieee80211_hw *hw,
153 unsigned int changed_flags,
154 unsigned int *total_flags, u64 multicast);
155 int mt76x02_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
156 struct ieee80211_sta *sta);
157 void mt76x02_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
158 struct ieee80211_sta *sta);
160 void mt76x02_config_mac_addr_list(struct mt76x02_dev *dev);
162 int mt76x02_add_interface(struct ieee80211_hw *hw,
163 struct ieee80211_vif *vif);
164 void mt76x02_remove_interface(struct ieee80211_hw *hw,
165 struct ieee80211_vif *vif);
167 int mt76x02_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
168 struct ieee80211_ampdu_params *params);
169 int mt76x02_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
170 struct ieee80211_vif *vif, struct ieee80211_sta *sta,
171 struct ieee80211_key_conf *key);
172 int mt76x02_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
173 unsigned int link_id, u16 queue,
174 const struct ieee80211_tx_queue_params *params);
175 void mt76x02_sta_rate_tbl_update(struct ieee80211_hw *hw,
176 struct ieee80211_vif *vif,
177 struct ieee80211_sta *sta);
178 s8 mt76x02_tx_get_max_txpwr_adj(struct mt76x02_dev *dev,
179 const struct ieee80211_tx_rate *rate);
180 s8 mt76x02_tx_get_txpwr_adj(struct mt76x02_dev *dev, s8 txpwr,
182 void mt76x02_wdt_work(struct work_struct *work);
183 void mt76x02_tx_set_txpwr_auto(struct mt76x02_dev *dev, s8 txpwr);
184 void mt76x02_set_tx_ackto(struct mt76x02_dev *dev);
185 void mt76x02_set_coverage_class(struct ieee80211_hw *hw,
187 int mt76x02_set_rts_threshold(struct ieee80211_hw *hw, u32 val);
188 void mt76x02_remove_hdr_pad(struct sk_buff *skb, int len);
189 bool mt76x02_tx_status_data(struct mt76_dev *mdev, u8 *update);
190 void mt76x02_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
191 struct sk_buff *skb, u32 *info);
192 void mt76x02_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q);
193 irqreturn_t mt76x02_irq_handler(int irq, void *dev_instance);
194 void mt76x02_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control,
195 struct sk_buff *skb);
196 int mt76x02_tx_prepare_skb(struct mt76_dev *mdev, void *txwi,
197 enum mt76_txq_id qid, struct mt76_wcid *wcid,
198 struct ieee80211_sta *sta,
199 struct mt76_tx_info *tx_info);
200 void mt76x02_sw_scan_complete(struct ieee80211_hw *hw,
201 struct ieee80211_vif *vif);
202 void mt76x02_sta_ps(struct mt76_dev *dev, struct ieee80211_sta *sta, bool ps);
203 void mt76x02_bss_info_changed(struct ieee80211_hw *hw,
204 struct ieee80211_vif *vif,
205 struct ieee80211_bss_conf *info, u64 changed);
206 void mt76x02_reconfig_complete(struct ieee80211_hw *hw,
207 enum ieee80211_reconfig_type reconfig_type);
209 struct beacon_bc_data {
210 struct mt76x02_dev *dev;
211 struct sk_buff_head q;
212 struct sk_buff *tail[8];
215 void mt76x02_init_beacon_config(struct mt76x02_dev *dev);
216 void mt76x02e_init_beacon_config(struct mt76x02_dev *dev);
217 void mt76x02_resync_beacon_timer(struct mt76x02_dev *dev);
218 void mt76x02_update_beacon_iter(void *priv, u8 *mac, struct ieee80211_vif *vif);
219 void mt76x02_enqueue_buffered_bc(struct mt76x02_dev *dev,
220 struct beacon_bc_data *data,
223 void mt76x02_mac_start(struct mt76x02_dev *dev);
225 void mt76x02_init_debugfs(struct mt76x02_dev *dev);
227 static inline bool is_mt76x0(struct mt76x02_dev *dev)
229 return mt76_chip(&dev->mt76) == 0x7610 ||
230 mt76_chip(&dev->mt76) == 0x7630 ||
231 mt76_chip(&dev->mt76) == 0x7650;
234 static inline bool is_mt76x2(struct mt76x02_dev *dev)
236 return mt76_chip(&dev->mt76) == 0x7612 ||
237 mt76_chip(&dev->mt76) == 0x7632 ||
238 mt76_chip(&dev->mt76) == 0x7662 ||
239 mt76_chip(&dev->mt76) == 0x7602;
242 static inline void mt76x02_irq_enable(struct mt76x02_dev *dev, u32 mask)
244 mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, 0, mask);
247 static inline void mt76x02_irq_disable(struct mt76x02_dev *dev, u32 mask)
249 mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, mask, 0);
253 mt76x02_wait_for_txrx_idle(struct mt76_dev *dev)
255 return __mt76_poll_msec(dev, MT_MAC_STATUS,
256 MT_MAC_STATUS_TX | MT_MAC_STATUS_RX,
260 static inline struct mt76x02_sta *
261 mt76x02_rx_get_sta(struct mt76_dev *dev, u8 idx)
263 struct mt76_wcid *wcid;
265 if (idx >= MT76x02_N_WCIDS)
268 wcid = rcu_dereference(dev->wcid[idx]);
272 return container_of(wcid, struct mt76x02_sta, wcid);
275 static inline struct mt76_wcid *
276 mt76x02_rx_get_sta_wcid(struct mt76x02_sta *sta, bool unicast)
284 return &sta->vif->group_wcid;
287 #endif /* __MT76x02_H */