1 /* SPDX-License-Identifier: ISC */
2 /* Copyright (C) 2023 MediaTek Inc. */
3
4 #ifndef __MT792X_H
5 #define __MT792X_H
6
7 #include <linux/interrupt.h>
8 #include <linux/ktime.h>
9
10 #include "mt76_connac_mcu.h"
11 #include "mt792x_regs.h"
12 #include "mt792x_acpi_sar.h"
13
14 #define MT792x_PM_TIMEOUT (HZ / 12)
15 #define MT792x_HW_SCAN_TIMEOUT (HZ / 10)
16
17 #define MT792x_MAX_INTERFACES 4
18 #define MT792x_WTBL_SIZE 20
19 #define MT792x_WTBL_RESERVED (MT792x_WTBL_SIZE - 1)
20 #define MT792x_WTBL_STA (MT792x_WTBL_RESERVED - MT792x_MAX_INTERFACES)
21
22 #define MT792x_CFEND_RATE_DEFAULT 0x49 /* OFDM 24M */
23 #define MT792x_CFEND_RATE_11B 0x03 /* 11B LP, 11M */
24
25 #define MT792x_FW_TAG_FEATURE 4
26 #define MT792x_FW_CAP_CNM BIT(7)
27
28 /* NOTE: used to map mt76_rates. idx may change if firmware expands table */
29 #define MT792x_BASIC_RATES_TBL 11
30
31 #define MT792x_WATCHDOG_TIME (HZ / 4)
32
33 #define MT792x_DRV_OWN_RETRY_COUNT 10
34 #define MT792x_MCU_INIT_RETRY_COUNT 10
35 #define MT792x_WFSYS_INIT_RETRY_COUNT 2
36
37 #define MT7921_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7961_1.bin"
38 #define MT7922_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7922_1.bin"
39
40 #define MT7921_ROM_PATCH "mediatek/WIFI_MT7961_patch_mcu_1_2_hdr.bin"
41 #define MT7922_ROM_PATCH "mediatek/WIFI_MT7922_patch_mcu_1_1_hdr.bin"
42
43 struct mt792x_vif;
44 struct mt792x_sta;
45
46 struct mt792x_realease_info {
47 __le16 len;
48 u8 pad_len;
49 u8 tag;
50 } __packed;
51
52 struct mt792x_fw_features {
53 u8 segment;
54 u8 data;
55 u8 rsv[14];
56 } __packed;
57
58 enum {
59 MT792x_CLC_POWER,
60 MT792x_CLC_CHAN,
61 MT792x_CLC_MAX_NUM,
62 };
63
64 DECLARE_EWMA(avg_signal, 10, 8)
65
66 struct mt792x_sta {
67 struct mt76_wcid wcid; /* must be first */
68
69 struct mt792x_vif *vif;
70
71 u32 airtime_ac[8];
72
73 int ack_signal;
74 struct ewma_avg_signal avg_ack_signal;
75
76 unsigned long last_txs;
77
78 struct mt76_connac_sta_key_conf bip;
79 };
80
81 DECLARE_EWMA(rssi, 10, 8);
82
83 struct mt792x_vif {
84 struct mt76_vif mt76; /* must be first */
85
86 struct mt792x_sta sta;
87 struct mt792x_sta *wep_sta;
88
89 struct mt792x_phy *phy;
90
91 struct ewma_rssi rssi;
92
93 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
94 };
95
96 struct mt792x_phy {
97 struct mt76_phy *mt76;
98 struct mt792x_dev *dev;
99
100 struct ieee80211_sband_iftype_data iftype[NUM_NL80211_BANDS][NUM_NL80211_IFTYPES];
101
102 u64 omac_mask;
103
104 u16 noise;
105
106 s16 coverage_class;
107 u8 slottime;
108
109 u32 rx_ampdu_ts;
110 u32 ampdu_ref;
111
112 struct mt76_mib_stats mib;
113
114 u8 sta_work_count;
115
116 struct sk_buff_head scan_event_list;
117 struct delayed_work scan_work;
118 #ifdef CONFIG_ACPI
119 void *acpisar;
120 #endif
121 void *clc[MT792x_CLC_MAX_NUM];
122
123 struct work_struct roc_work;
124 struct timer_list roc_timer;
125 wait_queue_head_t roc_wait;
126 u8 roc_token_id;
127 bool roc_grant;
128 };
129
130 struct mt792x_irq_map {
131 u32 host_irq_enable;
132 struct {
133 u32 all_complete_mask;
134 u32 mcu_complete_mask;
135 } tx;
136 struct {
137 u32 data_complete_mask;
138 u32 wm_complete_mask;
139 u32 wm2_complete_mask;
140 } rx;
141 };
142
143 #define mt792x_init_reset(dev) ((dev)->hif_ops->init_reset(dev))
144 #define mt792x_dev_reset(dev) ((dev)->hif_ops->reset(dev))
145 #define mt792x_mcu_init(dev) ((dev)->hif_ops->mcu_init(dev))
146 #define __mt792x_mcu_drv_pmctrl(dev) ((dev)->hif_ops->drv_own(dev))
147 #define __mt792x_mcu_fw_pmctrl(dev) ((dev)->hif_ops->fw_own(dev))
148
149 struct mt792x_hif_ops {
150 int (*init_reset)(struct mt792x_dev *dev);
151 int (*reset)(struct mt792x_dev *dev);
152 int (*mcu_init)(struct mt792x_dev *dev);
153 int (*drv_own)(struct mt792x_dev *dev);
154 int (*fw_own)(struct mt792x_dev *dev);
155 };
156
157 struct mt792x_dev {
158 union { /* must be first */
159 struct mt76_dev mt76;
160 struct mt76_phy mphy;
161 };
162
163 const struct mt76_bus_ops *bus_ops;
164 struct mt792x_phy phy;
165
166 struct work_struct reset_work;
167 bool hw_full_reset:1;
168 bool hw_init_done:1;
169 bool fw_assert:1;
170 bool has_eht:1;
171
172 struct work_struct init_work;
173
174 u8 fw_debug;
175 u8 fw_features;
176
177 struct mt76_connac_pm pm;
178 struct mt76_connac_coredump coredump;
179 const struct mt792x_hif_ops *hif_ops;
180 const struct mt792x_irq_map *irq_map;
181
182 struct work_struct ipv6_ns_work;
183 /* IPv6 addresses for WoWLAN */
184 struct sk_buff_head ipv6_ns_list;
185
186 enum environment_cap country_ie_env;
187 u32 backup_l1;
188 u32 backup_l2;
189 };
190
191 static inline struct mt792x_dev *
mt792x_hw_dev(struct ieee80211_hw * hw)192 mt792x_hw_dev(struct ieee80211_hw *hw)
193 {
194 struct mt76_phy *phy = hw->priv;
195
196 return container_of(phy->dev, struct mt792x_dev, mt76);
197 }
198
199 static inline struct mt792x_phy *
mt792x_hw_phy(struct ieee80211_hw * hw)200 mt792x_hw_phy(struct ieee80211_hw *hw)
201 {
202 struct mt76_phy *phy = hw->priv;
203
204 return phy->priv;
205 }
206
207 static inline void
mt792x_get_status_freq_info(struct mt76_rx_status * status,u8 chfreq)208 mt792x_get_status_freq_info(struct mt76_rx_status *status, u8 chfreq)
209 {
210 if (chfreq > 180) {
211 status->band = NL80211_BAND_6GHZ;
212 chfreq = (chfreq - 181) * 4 + 1;
213 } else if (chfreq > 14) {
214 status->band = NL80211_BAND_5GHZ;
215 } else {
216 status->band = NL80211_BAND_2GHZ;
217 }
218 status->freq = ieee80211_channel_to_frequency(chfreq, status->band);
219 }
220
mt792x_dma_need_reinit(struct mt792x_dev * dev)221 static inline bool mt792x_dma_need_reinit(struct mt792x_dev *dev)
222 {
223 return !mt76_get_field(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT);
224 }
225
226 #define mt792x_mutex_acquire(dev) \
227 mt76_connac_mutex_acquire(&(dev)->mt76, &(dev)->pm)
228 #define mt792x_mutex_release(dev) \
229 mt76_connac_mutex_release(&(dev)->mt76, &(dev)->pm)
230
231 void mt792x_pm_wake_work(struct work_struct *work);
232 void mt792x_pm_power_save_work(struct work_struct *work);
233 void mt792x_reset(struct mt76_dev *mdev);
234 void mt792x_update_channel(struct mt76_phy *mphy);
235 void mt792x_mac_reset_counters(struct mt792x_phy *phy);
236 void mt792x_mac_init_band(struct mt792x_dev *dev, u8 band);
237 void mt792x_mac_assoc_rssi(struct mt792x_dev *dev, struct sk_buff *skb);
238 struct mt76_wcid *mt792x_rx_get_wcid(struct mt792x_dev *dev, u16 idx,
239 bool unicast);
240 void mt792x_mac_update_mib_stats(struct mt792x_phy *phy);
241 void mt792x_mac_set_timeing(struct mt792x_phy *phy);
242 void mt792x_mac_work(struct work_struct *work);
243 void mt792x_remove_interface(struct ieee80211_hw *hw,
244 struct ieee80211_vif *vif);
245 void mt792x_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control,
246 struct sk_buff *skb);
247 int mt792x_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
248 unsigned int link_id, u16 queue,
249 const struct ieee80211_tx_queue_params *params);
250 int mt792x_get_stats(struct ieee80211_hw *hw,
251 struct ieee80211_low_level_stats *stats);
252 u64 mt792x_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
253 void mt792x_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
254 u64 timestamp);
255 void mt792x_tx_worker(struct mt76_worker *w);
256 void mt792x_roc_timer(struct timer_list *timer);
257 void mt792x_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
258 u32 queues, bool drop);
259 int mt792x_assign_vif_chanctx(struct ieee80211_hw *hw,
260 struct ieee80211_vif *vif,
261 struct ieee80211_bss_conf *link_conf,
262 struct ieee80211_chanctx_conf *ctx);
263 void mt792x_unassign_vif_chanctx(struct ieee80211_hw *hw,
264 struct ieee80211_vif *vif,
265 struct ieee80211_bss_conf *link_conf,
266 struct ieee80211_chanctx_conf *ctx);
267 void mt792x_set_wakeup(struct ieee80211_hw *hw, bool enabled);
268 void mt792x_get_et_strings(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
269 u32 sset, u8 *data);
270 int mt792x_get_et_sset_count(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
271 int sset);
272 void mt792x_get_et_stats(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
273 struct ethtool_stats *stats, u64 *data);
274 void mt792x_sta_statistics(struct ieee80211_hw *hw,
275 struct ieee80211_vif *vif,
276 struct ieee80211_sta *sta,
277 struct station_info *sinfo);
278 void mt792x_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class);
279 void mt792x_dma_cleanup(struct mt792x_dev *dev);
280 int mt792x_dma_enable(struct mt792x_dev *dev);
281 int mt792x_wpdma_reset(struct mt792x_dev *dev, bool force);
282 int mt792x_wpdma_reinit_cond(struct mt792x_dev *dev);
283 int mt792x_dma_disable(struct mt792x_dev *dev, bool force);
284 irqreturn_t mt792x_irq_handler(int irq, void *dev_instance);
285 void mt792x_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q);
286 int mt792x_poll_tx(struct napi_struct *napi, int budget);
287 int mt792x_poll_rx(struct napi_struct *napi, int budget);
288 void mt792x_irq_tasklet(unsigned long data);
289 int mt792x_wfsys_reset(struct mt792x_dev *dev);
290 int mt792x_tx_stats_show(struct seq_file *file, void *data);
291 int mt792x_queues_acq(struct seq_file *s, void *data);
292 int mt792x_queues_read(struct seq_file *s, void *data);
293 int mt792x_pm_stats(struct seq_file *s, void *data);
294 int mt792x_pm_idle_timeout_set(void *data, u64 val);
295 int mt792x_pm_idle_timeout_get(void *data, u64 *val);
296 int mt792x_init_wiphy(struct ieee80211_hw *hw);
297 struct ieee80211_ops *
298 mt792x_get_mac80211_ops(struct device *dev,
299 const struct ieee80211_ops *mac80211_ops,
300 void *drv_data, u8 *fw_features);
301 int mt792x_init_wcid(struct mt792x_dev *dev);
302 int mt792x_mcu_drv_pmctrl(struct mt792x_dev *dev);
303 int mt792x_mcu_fw_pmctrl(struct mt792x_dev *dev);
304
mt792x_ram_name(struct mt792x_dev * dev)305 static inline char *mt792x_ram_name(struct mt792x_dev *dev)
306 {
307 switch (mt76_chip(&dev->mt76)) {
308 case 0x7922:
309 return MT7922_FIRMWARE_WM;
310 default:
311 return MT7921_FIRMWARE_WM;
312 }
313 }
314
mt792x_patch_name(struct mt792x_dev * dev)315 static inline char *mt792x_patch_name(struct mt792x_dev *dev)
316 {
317 switch (mt76_chip(&dev->mt76)) {
318 case 0x7922:
319 return MT7922_ROM_PATCH;
320 default:
321 return MT7921_ROM_PATCH;
322 }
323 }
324
325 int mt792x_load_firmware(struct mt792x_dev *dev);
326
327 /* usb */
328 #define MT_USB_TYPE_VENDOR (USB_TYPE_VENDOR | 0x1f)
329 #define MT_USB_TYPE_UHW_VENDOR (USB_TYPE_VENDOR | 0x1e)
330 int mt792xu_dma_init(struct mt792x_dev *dev, bool resume);
331 int mt792xu_mcu_power_on(struct mt792x_dev *dev);
332 int mt792xu_wfsys_reset(struct mt792x_dev *dev);
333 int mt792xu_init_reset(struct mt792x_dev *dev);
334 u32 mt792xu_rr(struct mt76_dev *dev, u32 addr);
335 void mt792xu_wr(struct mt76_dev *dev, u32 addr, u32 val);
336 u32 mt792xu_rmw(struct mt76_dev *dev, u32 addr, u32 mask, u32 val);
337 void mt792xu_copy(struct mt76_dev *dev, u32 offset, const void *data, int len);
338 void mt792xu_disconnect(struct usb_interface *usb_intf);
339
340 int __mt792xe_mcu_drv_pmctrl(struct mt792x_dev *dev);
341 int mt792xe_mcu_drv_pmctrl(struct mt792x_dev *dev);
342 int mt792xe_mcu_fw_pmctrl(struct mt792x_dev *dev);
343
344 #ifdef CONFIG_ACPI
345 int mt792x_init_acpi_sar(struct mt792x_dev *dev);
346 int mt792x_init_acpi_sar_power(struct mt792x_phy *phy, bool set_default);
347 u8 mt792x_acpi_get_flags(struct mt792x_phy *phy);
348 #else
mt792x_init_acpi_sar(struct mt792x_dev * dev)349 static inline int mt792x_init_acpi_sar(struct mt792x_dev *dev)
350 {
351 return 0;
352 }
353
mt792x_init_acpi_sar_power(struct mt792x_phy * phy,bool set_default)354 static inline int mt792x_init_acpi_sar_power(struct mt792x_phy *phy,
355 bool set_default)
356 {
357 return 0;
358 }
359
mt792x_acpi_get_flags(struct mt792x_phy * phy)360 static inline u8 mt792x_acpi_get_flags(struct mt792x_phy *phy)
361 {
362 return 0;
363 }
364 #endif
365
366 #endif /* __MT7925_H */
367