1 /* SPDX-License-Identifier: ISC */
2 /* Copyright (C) 2020 MediaTek Inc. */
3
4 #ifndef __MT7915_H
5 #define __MT7915_H
6
7 #include <linux/interrupt.h>
8 #include <linux/ktime.h>
9 #include "../mt76.h"
10 #include "regs.h"
11
12 #define MT7915_MAX_INTERFACES 19
13 #define MT7915_MAX_WMM_SETS 4
14 #define MT7915_WTBL_SIZE 288
15 #define MT7915_WTBL_RESERVED (MT7915_WTBL_SIZE - 1)
16 #define MT7915_WTBL_STA (MT7915_WTBL_RESERVED - \
17 MT7915_MAX_INTERFACES)
18
19 #define MT7915_WATCHDOG_TIME (HZ / 10)
20 #define MT7915_RESET_TIMEOUT (30 * HZ)
21
22 #define MT7915_TX_RING_SIZE 2048
23 #define MT7915_TX_MCU_RING_SIZE 256
24 #define MT7915_TX_FWDL_RING_SIZE 128
25
26 #define MT7915_RX_RING_SIZE 1536
27 #define MT7915_RX_MCU_RING_SIZE 512
28
29 #define MT7915_FIRMWARE_WA "mediatek/mt7915_wa.bin"
30 #define MT7915_FIRMWARE_WM "mediatek/mt7915_wm.bin"
31 #define MT7915_ROM_PATCH "mediatek/mt7915_rom_patch.bin"
32
33 #define MT7915_EEPROM_SIZE 3584
34 #define MT7915_EEPROM_BLOCK_SIZE 16
35 #define MT7915_TOKEN_SIZE 8192
36
37 #define MT7915_CFEND_RATE_DEFAULT 0x49 /* OFDM 24M */
38 #define MT7915_CFEND_RATE_11B 0x03 /* 11B LP, 11M */
39 #define MT7915_5G_RATE_DEFAULT 0x4b /* OFDM 6M */
40 #define MT7915_2G_RATE_DEFAULT 0x0 /* CCK 1M */
41
42 #define MT7915_THERMAL_THROTTLE_MAX 100
43
44 #define MT7915_SKU_RATE_NUM 161
45
46 struct mt7915_vif;
47 struct mt7915_sta;
48 struct mt7915_dfs_pulse;
49 struct mt7915_dfs_pattern;
50
51 enum mt7915_txq_id {
52 MT7915_TXQ_FWDL = 16,
53 MT7915_TXQ_MCU_WM,
54 MT7915_TXQ_BAND0,
55 MT7915_TXQ_BAND1,
56 MT7915_TXQ_MCU_WA,
57 };
58
59 enum mt7915_rxq_id {
60 MT7915_RXQ_BAND0 = 0,
61 MT7915_RXQ_BAND1,
62 MT7915_RXQ_MCU_WM = 0,
63 MT7915_RXQ_MCU_WA,
64 MT7915_RXQ_MCU_WA_EXT,
65 };
66
67 struct mt7915_sta_stats {
68 struct rate_info prob_rate;
69 struct rate_info tx_rate;
70
71 unsigned long per;
72 unsigned long changed;
73 unsigned long jiffies;
74 };
75
76 struct mt7915_sta_key_conf {
77 s8 keyidx;
78 u8 key[16];
79 };
80
81 struct mt7915_sta {
82 struct mt76_wcid wcid; /* must be first */
83
84 struct mt7915_vif *vif;
85
86 struct list_head stats_list;
87 struct list_head poll_list;
88 struct list_head rc_list;
89 u32 airtime_ac[8];
90
91 struct mt7915_sta_stats stats;
92
93 unsigned long ampdu_state;
94
95 struct mt7915_sta_key_conf bip;
96 };
97
98 struct mt7915_vif {
99 u16 idx;
100 u8 omac_idx;
101 u8 band_idx;
102 u8 wmm_idx;
103
104 struct mt7915_sta sta;
105 struct mt7915_phy *phy;
106
107 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
108 struct cfg80211_bitrate_mask bitrate_mask;
109 };
110
111 struct mib_stats {
112 u32 ack_fail_cnt;
113 u32 fcs_err_cnt;
114 u32 rts_cnt;
115 u32 rts_retries_cnt;
116 u32 ba_miss_cnt;
117 };
118
119 struct mt7915_hif {
120 struct list_head list;
121
122 struct device *dev;
123 void __iomem *regs;
124 int irq;
125 };
126
127 struct mt7915_phy {
128 struct mt76_phy *mt76;
129 struct mt7915_dev *dev;
130
131 struct ieee80211_sband_iftype_data iftype[2][NUM_NL80211_IFTYPES];
132
133 struct ieee80211_vif *monitor_vif;
134
135 struct thermal_cooling_device *cdev;
136 u8 throttle_state;
137
138 u32 rxfilter;
139 u64 omac_mask;
140
141 u16 noise;
142
143 s16 coverage_class;
144 u8 slottime;
145
146 u8 rdd_state;
147 int dfs_state;
148
149 u32 rx_ampdu_ts;
150 u32 ampdu_ref;
151
152 struct mib_stats mib;
153 struct mt76_channel_state state_ts;
154 struct list_head stats_list;
155
156 u8 sta_work_count;
157
158 #ifdef CONFIG_NL80211_TESTMODE
159 struct {
160 u32 *reg_backup;
161
162 s32 last_freq_offset;
163 u8 last_rcpi[4];
164 s8 last_ib_rssi[4];
165 s8 last_wb_rssi[4];
166 u8 last_snr;
167
168 u8 spe_idx;
169 } test;
170 #endif
171 };
172
173 struct mt7915_dev {
174 union { /* must be first */
175 struct mt76_dev mt76;
176 struct mt76_phy mphy;
177 };
178
179 struct mt7915_hif *hif2;
180
181 const struct mt76_bus_ops *bus_ops;
182 struct tasklet_struct irq_tasklet;
183 struct mt7915_phy phy;
184
185 u16 chainmask;
186 u32 hif_idx;
187
188 struct work_struct init_work;
189 struct work_struct rc_work;
190 struct work_struct reset_work;
191 wait_queue_head_t reset_wait;
192 u32 reset_state;
193
194 struct list_head sta_rc_list;
195 struct list_head sta_poll_list;
196 spinlock_t sta_poll_lock;
197
198 u32 hw_pattern;
199
200 bool dbdc_support;
201 bool flash_mode;
202 bool fw_debug;
203 bool ibf;
204
205 void *cal;
206 };
207
208 enum {
209 HW_BSSID_0 = 0x0,
210 HW_BSSID_1,
211 HW_BSSID_2,
212 HW_BSSID_3,
213 HW_BSSID_MAX = HW_BSSID_3,
214 EXT_BSSID_START = 0x10,
215 EXT_BSSID_1,
216 EXT_BSSID_15 = 0x1f,
217 EXT_BSSID_MAX = EXT_BSSID_15,
218 REPEATER_BSSID_START = 0x20,
219 REPEATER_BSSID_MAX = 0x3f,
220 };
221
222 enum {
223 MT_LMAC_AC00,
224 MT_LMAC_AC01,
225 MT_LMAC_AC02,
226 MT_LMAC_AC03,
227 MT_LMAC_ALTX0 = 0x10,
228 MT_LMAC_BMC0,
229 MT_LMAC_BCN0,
230 };
231
232 enum {
233 MT_RX_SEL0,
234 MT_RX_SEL1,
235 };
236
237 enum mt7915_rdd_cmd {
238 RDD_STOP,
239 RDD_START,
240 RDD_DET_MODE,
241 RDD_RADAR_EMULATE,
242 RDD_START_TXQ = 20,
243 RDD_CAC_START = 50,
244 RDD_CAC_END,
245 RDD_NORMAL_START,
246 RDD_DISABLE_DFS_CAL,
247 RDD_PULSE_DBG,
248 RDD_READ_PULSE,
249 RDD_RESUME_BF,
250 RDD_IRQ_OFF,
251 };
252
253 enum {
254 RATE_CTRL_RU_INFO,
255 RATE_CTRL_FIXED_RATE_INFO,
256 RATE_CTRL_DUMP_INFO,
257 RATE_CTRL_MU_INFO,
258 };
259
260 static inline struct mt7915_phy *
mt7915_hw_phy(struct ieee80211_hw * hw)261 mt7915_hw_phy(struct ieee80211_hw *hw)
262 {
263 struct mt76_phy *phy = hw->priv;
264
265 return phy->priv;
266 }
267
268 static inline struct mt7915_dev *
mt7915_hw_dev(struct ieee80211_hw * hw)269 mt7915_hw_dev(struct ieee80211_hw *hw)
270 {
271 struct mt76_phy *phy = hw->priv;
272
273 return container_of(phy->dev, struct mt7915_dev, mt76);
274 }
275
276 static inline struct mt7915_phy *
mt7915_ext_phy(struct mt7915_dev * dev)277 mt7915_ext_phy(struct mt7915_dev *dev)
278 {
279 struct mt76_phy *phy = dev->mt76.phy2;
280
281 if (!phy)
282 return NULL;
283
284 return phy->priv;
285 }
286
mt7915_lmac_mapping(struct mt7915_dev * dev,u8 ac)287 static inline u8 mt7915_lmac_mapping(struct mt7915_dev *dev, u8 ac)
288 {
289 /* LMAC uses the reverse order of mac80211 AC indexes */
290 return 3 - ac;
291 }
292
293 extern const struct ieee80211_ops mt7915_ops;
294 extern const struct mt76_testmode_ops mt7915_testmode_ops;
295
296 u32 mt7915_reg_map(struct mt7915_dev *dev, u32 addr);
297
298 int mt7915_register_device(struct mt7915_dev *dev);
299 void mt7915_unregister_device(struct mt7915_dev *dev);
300 int mt7915_eeprom_init(struct mt7915_dev *dev);
301 void mt7915_eeprom_parse_band_config(struct mt7915_phy *phy);
302 int mt7915_eeprom_get_target_power(struct mt7915_dev *dev,
303 struct ieee80211_channel *chan,
304 u8 chain_idx);
305 s8 mt7915_eeprom_get_power_delta(struct mt7915_dev *dev, int band);
306 int mt7915_dma_init(struct mt7915_dev *dev);
307 void mt7915_dma_prefetch(struct mt7915_dev *dev);
308 void mt7915_dma_cleanup(struct mt7915_dev *dev);
309 int mt7915_mcu_init(struct mt7915_dev *dev);
310 int mt7915_mcu_add_dev_info(struct mt7915_phy *phy,
311 struct ieee80211_vif *vif, bool enable);
312 int mt7915_mcu_add_bss_info(struct mt7915_phy *phy,
313 struct ieee80211_vif *vif, int enable);
314 int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif,
315 struct ieee80211_sta *sta, bool enable);
316 int mt7915_mcu_add_sta_adv(struct mt7915_dev *dev, struct ieee80211_vif *vif,
317 struct ieee80211_sta *sta, bool enable);
318 int mt7915_mcu_sta_update_hdr_trans(struct mt7915_dev *dev,
319 struct ieee80211_vif *vif,
320 struct ieee80211_sta *sta);
321 int mt7915_mcu_add_tx_ba(struct mt7915_dev *dev,
322 struct ieee80211_ampdu_params *params,
323 bool add);
324 int mt7915_mcu_add_rx_ba(struct mt7915_dev *dev,
325 struct ieee80211_ampdu_params *params,
326 bool add);
327 int mt7915_mcu_add_key(struct mt7915_dev *dev, struct ieee80211_vif *vif,
328 struct mt7915_sta *msta, struct ieee80211_key_conf *key,
329 enum set_key_cmd cmd);
330 int mt7915_mcu_add_beacon(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
331 int enable);
332 int mt7915_mcu_add_obss_spr(struct mt7915_dev *dev, struct ieee80211_vif *vif,
333 bool enable);
334 int mt7915_mcu_add_rate_ctrl(struct mt7915_dev *dev, struct ieee80211_vif *vif,
335 struct ieee80211_sta *sta);
336 int mt7915_mcu_add_he(struct mt7915_dev *dev, struct ieee80211_vif *vif,
337 struct ieee80211_sta *sta);
338 int mt7915_mcu_add_smps(struct mt7915_dev *dev, struct ieee80211_vif *vif,
339 struct ieee80211_sta *sta);
340 int mt7915_set_channel(struct mt7915_phy *phy);
341 int mt7915_mcu_set_chan_info(struct mt7915_phy *phy, int cmd);
342 int mt7915_mcu_set_tx(struct mt7915_dev *dev, struct ieee80211_vif *vif);
343 int mt7915_mcu_update_edca(struct mt7915_dev *dev, void *req);
344 int mt7915_mcu_set_fixed_rate(struct mt7915_dev *dev,
345 struct ieee80211_sta *sta, u32 rate);
346 int mt7915_mcu_set_eeprom(struct mt7915_dev *dev);
347 int mt7915_mcu_get_eeprom(struct mt7915_dev *dev, u32 offset);
348 int mt7915_mcu_set_mac(struct mt7915_dev *dev, int band, bool enable,
349 bool hdr_trans);
350 int mt7915_mcu_set_test_param(struct mt7915_dev *dev, u8 param, bool test_mode,
351 u8 en);
352 int mt7915_mcu_set_scs(struct mt7915_dev *dev, u8 band, bool enable);
353 int mt7915_mcu_set_ser(struct mt7915_dev *dev, u8 action, u8 set, u8 band);
354 int mt7915_mcu_set_rts_thresh(struct mt7915_phy *phy, u32 val);
355 int mt7915_mcu_set_pm(struct mt7915_dev *dev, int band, int enter);
356 int mt7915_mcu_set_sku_en(struct mt7915_phy *phy, bool enable);
357 int mt7915_mcu_set_txpower_sku(struct mt7915_phy *phy);
358 int mt7915_mcu_get_txpower_sku(struct mt7915_phy *phy, s8 *txpower, int len);
359 int mt7915_mcu_set_txbf(struct mt7915_dev *dev, u8 action);
360 int mt7915_mcu_set_fcc5_lpn(struct mt7915_dev *dev, int val);
361 int mt7915_mcu_set_pulse_th(struct mt7915_dev *dev,
362 const struct mt7915_dfs_pulse *pulse);
363 int mt7915_mcu_set_radar_th(struct mt7915_dev *dev, int index,
364 const struct mt7915_dfs_pattern *pattern);
365 int mt7915_mcu_apply_group_cal(struct mt7915_dev *dev);
366 int mt7915_mcu_apply_tx_dpd(struct mt7915_phy *phy);
367 int mt7915_mcu_get_chan_mib_info(struct mt7915_phy *phy, bool chan_switch);
368 int mt7915_mcu_get_temperature(struct mt7915_phy *phy);
369 int mt7915_mcu_set_thermal_throttling(struct mt7915_phy *phy, u8 state);
370 int mt7915_mcu_get_tx_rate(struct mt7915_dev *dev, u32 cmd, u16 wlan_idx);
371 int mt7915_mcu_get_rx_rate(struct mt7915_phy *phy, struct ieee80211_vif *vif,
372 struct ieee80211_sta *sta, struct rate_info *rate);
373 int mt7915_mcu_rdd_cmd(struct mt7915_dev *dev, enum mt7915_rdd_cmd cmd,
374 u8 index, u8 rx_sel, u8 val);
375 int mt7915_mcu_fw_log_2_host(struct mt7915_dev *dev, u8 ctrl);
376 int mt7915_mcu_fw_dbg_ctrl(struct mt7915_dev *dev, u32 module, u8 level);
377 void mt7915_mcu_rx_event(struct mt7915_dev *dev, struct sk_buff *skb);
378 void mt7915_mcu_exit(struct mt7915_dev *dev);
379
is_mt7915(struct mt76_dev * dev)380 static inline bool is_mt7915(struct mt76_dev *dev)
381 {
382 return mt76_chip(dev) == 0x7915;
383 }
384
385 void mt7915_dual_hif_set_irq_mask(struct mt7915_dev *dev, bool write_reg,
386 u32 clear, u32 set);
387
mt7915_irq_enable(struct mt7915_dev * dev,u32 mask)388 static inline void mt7915_irq_enable(struct mt7915_dev *dev, u32 mask)
389 {
390 if (dev->hif2)
391 mt7915_dual_hif_set_irq_mask(dev, false, 0, mask);
392 else
393 mt76_set_irq_mask(&dev->mt76, 0, 0, mask);
394
395 tasklet_schedule(&dev->irq_tasklet);
396 }
397
mt7915_irq_disable(struct mt7915_dev * dev,u32 mask)398 static inline void mt7915_irq_disable(struct mt7915_dev *dev, u32 mask)
399 {
400 if (dev->hif2)
401 mt7915_dual_hif_set_irq_mask(dev, true, mask, 0);
402 else
403 mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, mask, 0);
404 }
405
406 bool mt7915_mac_wtbl_update(struct mt7915_dev *dev, int idx, u32 mask);
407 void mt7915_mac_reset_counters(struct mt7915_phy *phy);
408 void mt7915_mac_cca_stats_reset(struct mt7915_phy *phy);
409 void mt7915_mac_enable_nf(struct mt7915_dev *dev, bool ext_phy);
410 void mt7915_mac_write_txwi(struct mt7915_dev *dev, __le32 *txwi,
411 struct sk_buff *skb, struct mt76_wcid *wcid, int pid,
412 struct ieee80211_key_conf *key, bool beacon);
413 void mt7915_mac_set_timing(struct mt7915_phy *phy);
414 int mt7915_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
415 struct ieee80211_sta *sta);
416 void mt7915_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
417 struct ieee80211_sta *sta);
418 void mt7915_mac_work(struct work_struct *work);
419 void mt7915_mac_reset_work(struct work_struct *work);
420 void mt7915_mac_sta_rc_work(struct work_struct *work);
421 int mt7915_mmio_init(struct mt76_dev *mdev, void __iomem *mem_base, int irq);
422 int mt7915_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
423 enum mt76_txq_id qid, struct mt76_wcid *wcid,
424 struct ieee80211_sta *sta,
425 struct mt76_tx_info *tx_info);
426 void mt7915_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e);
427 void mt7915_tx_token_put(struct mt7915_dev *dev);
428 int mt7915_init_tx_queues(struct mt7915_phy *phy, int idx, int n_desc);
429 void mt7915_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
430 struct sk_buff *skb);
431 void mt7915_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps);
432 void mt7915_stats_work(struct work_struct *work);
433 int mt76_dfs_start_rdd(struct mt7915_dev *dev, bool force);
434 int mt7915_dfs_init_radar_detector(struct mt7915_phy *phy);
435 void mt7915_set_stream_he_caps(struct mt7915_phy *phy);
436 void mt7915_set_stream_vht_txbf_caps(struct mt7915_phy *phy);
437 void mt7915_update_channel(struct mt76_phy *mphy);
438 int mt7915_init_debugfs(struct mt7915_dev *dev);
439 #ifdef CONFIG_MAC80211_DEBUGFS
440 void mt7915_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
441 struct ieee80211_sta *sta, struct dentry *dir);
442 #endif
443
444 #endif
445
