xref: /linux/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h (revision c74df1c067f2af0a3758a5ab02806f501473797c)
1 /* SPDX-License-Identifier: ISC */
2 /* Copyright (C) 2020 MediaTek Inc. */
3 
4 #ifndef __MT7921_H
5 #define __MT7921_H
6 
7 #include "../mt792x.h"
8 #include "regs.h"
9 #include "acpi_sar.h"
10 
11 #define MT7921_PM_TIMEOUT		(HZ / 12)
12 #define MT7921_HW_SCAN_TIMEOUT		(HZ / 10)
13 
14 #define MT7921_TX_RING_SIZE		2048
15 #define MT7921_TX_MCU_RING_SIZE		256
16 #define MT7921_TX_FWDL_RING_SIZE	128
17 
18 #define MT7921_RX_RING_SIZE		1536
19 #define MT7921_RX_MCU_RING_SIZE		512
20 
21 #define MT7921_DRV_OWN_RETRY_COUNT	10
22 #define MT7921_MCU_INIT_RETRY_COUNT	10
23 #define MT7921_WFSYS_INIT_RETRY_COUNT	2
24 
25 #define MT7921_FW_TAG_FEATURE		4
26 #define MT7921_FW_CAP_CNM		BIT(7)
27 
28 #define MT7921_FIRMWARE_WM		"mediatek/WIFI_RAM_CODE_MT7961_1.bin"
29 #define MT7921_ROM_PATCH		"mediatek/WIFI_MT7961_patch_mcu_1_2_hdr.bin"
30 
31 #define MT7922_FIRMWARE_WM		"mediatek/WIFI_RAM_CODE_MT7922_1.bin"
32 #define MT7922_ROM_PATCH		"mediatek/WIFI_MT7922_patch_mcu_1_1_hdr.bin"
33 
34 #define MT7921_EEPROM_SIZE		3584
35 #define MT7921_TOKEN_SIZE		8192
36 
37 #define MT7921_EEPROM_BLOCK_SIZE	16
38 
39 #define MT7921_SKU_RATE_NUM		161
40 #define MT7921_SKU_MAX_DELTA_IDX	MT7921_SKU_RATE_NUM
41 #define MT7921_SKU_TABLE_SIZE		(MT7921_SKU_RATE_NUM + 1)
42 
43 #define MT7921_SDIO_HDR_TX_BYTES	GENMASK(15, 0)
44 #define MT7921_SDIO_HDR_PKT_TYPE	GENMASK(17, 16)
45 
46 #define MCU_UNI_EVENT_ROC  0x27
47 
48 enum {
49 	UNI_ROC_ACQUIRE,
50 	UNI_ROC_ABORT,
51 	UNI_ROC_NUM
52 };
53 
54 enum mt7921_roc_req {
55 	MT7921_ROC_REQ_JOIN,
56 	MT7921_ROC_REQ_ROC,
57 	MT7921_ROC_REQ_NUM
58 };
59 
60 enum {
61 	UNI_EVENT_ROC_GRANT = 0,
62 	UNI_EVENT_ROC_TAG_NUM
63 };
64 
65 struct mt7921_realease_info {
66 	__le16 len;
67 	u8 pad_len;
68 	u8 tag;
69 } __packed;
70 
71 struct mt7921_fw_features {
72 	u8 segment;
73 	u8 data;
74 	u8 rsv[14];
75 } __packed;
76 
77 struct mt7921_roc_grant_tlv {
78 	__le16 tag;
79 	__le16 len;
80 	u8 bss_idx;
81 	u8 tokenid;
82 	u8 status;
83 	u8 primarychannel;
84 	u8 rfsco;
85 	u8 rfband;
86 	u8 channelwidth;
87 	u8 centerfreqseg1;
88 	u8 centerfreqseg2;
89 	u8 reqtype;
90 	u8 dbdcband;
91 	u8 rsv[1];
92 	__le32 max_interval;
93 } __packed;
94 
95 enum mt7921_sdio_pkt_type {
96 	MT7921_SDIO_TXD,
97 	MT7921_SDIO_DATA,
98 	MT7921_SDIO_CMD,
99 	MT7921_SDIO_FWDL,
100 };
101 
102 struct mt7921_sdio_intr {
103 	u32 isr;
104 	struct {
105 		u32 wtqcr[16];
106 	} tx;
107 	struct {
108 		u16 num[2];
109 		u16 len0[16];
110 		u16 len1[128];
111 	} rx;
112 	u32 rec_mb[2];
113 } __packed;
114 
115 #define to_rssi(field, rxv)		((FIELD_GET(field, rxv) - 220) / 2)
116 #define to_rcpi(rssi)			(2 * (rssi) + 220)
117 
118 enum mt7921_txq_id {
119 	MT7921_TXQ_BAND0,
120 	MT7921_TXQ_BAND1,
121 	MT7921_TXQ_FWDL = 16,
122 	MT7921_TXQ_MCU_WM,
123 };
124 
125 enum mt7921_rxq_id {
126 	MT7921_RXQ_BAND0 = 0,
127 	MT7921_RXQ_BAND1,
128 	MT7921_RXQ_MCU_WM = 0,
129 };
130 
131 enum {
132 	MT7921_CLC_POWER,
133 	MT7921_CLC_CHAN,
134 	MT7921_CLC_MAX_NUM,
135 };
136 
137 struct mt7921_clc_rule {
138 	u8 alpha2[2];
139 	u8 type[2];
140 	__le16 len;
141 	u8 data[];
142 } __packed;
143 
144 struct mt7921_clc {
145 	__le32 len;
146 	u8 idx;
147 	u8 ver;
148 	u8 nr_country;
149 	u8 type;
150 	u8 rsv[8];
151 	u8 data[];
152 } __packed;
153 
154 enum mt7921_eeprom_field {
155 	MT_EE_CHIP_ID =		0x000,
156 	MT_EE_VERSION =		0x002,
157 	MT_EE_MAC_ADDR =	0x004,
158 	MT_EE_WIFI_CONF =	0x07c,
159 	MT_EE_HW_TYPE =		0x55b,
160 	__MT_EE_MAX =		0x9ff
161 };
162 
163 #define MT_EE_HW_TYPE_ENCAP			BIT(0)
164 
165 #define mt7921_init_reset(dev)		((dev)->hif_ops->init_reset(dev))
166 #define mt7921_dev_reset(dev)		((dev)->hif_ops->reset(dev))
167 #define mt7921_mcu_init(dev)		((dev)->hif_ops->mcu_init(dev))
168 #define __mt7921_mcu_drv_pmctrl(dev)	((dev)->hif_ops->drv_own(dev))
169 #define	__mt7921_mcu_fw_pmctrl(dev)	((dev)->hif_ops->fw_own(dev))
170 
171 enum {
172 	TXPWR_USER,
173 	TXPWR_EEPROM,
174 	TXPWR_MAC,
175 	TXPWR_MAX_NUM,
176 };
177 
178 struct mt7921_txpwr {
179 	u8 ch;
180 	u8 rsv[3];
181 	struct {
182 		u8 ch;
183 		u8 cck[4];
184 		u8 ofdm[8];
185 		u8 ht20[8];
186 		u8 ht40[9];
187 		u8 vht20[12];
188 		u8 vht40[12];
189 		u8 vht80[12];
190 		u8 vht160[12];
191 		u8 he26[12];
192 		u8 he52[12];
193 		u8 he106[12];
194 		u8 he242[12];
195 		u8 he484[12];
196 		u8 he996[12];
197 		u8 he996x2[12];
198 	} data[TXPWR_MAX_NUM];
199 };
200 
201 extern const struct ieee80211_ops mt7921_ops;
202 
203 u32 mt7921_reg_map(struct mt792x_dev *dev, u32 addr);
204 
205 int __mt7921_start(struct mt792x_phy *phy);
206 int mt7921_register_device(struct mt792x_dev *dev);
207 void mt7921_unregister_device(struct mt792x_dev *dev);
208 int mt7921_dma_init(struct mt792x_dev *dev);
209 int mt7921_wpdma_reset(struct mt792x_dev *dev, bool force);
210 int mt7921_wpdma_reinit_cond(struct mt792x_dev *dev);
211 void mt7921_dma_cleanup(struct mt792x_dev *dev);
212 int mt7921_run_firmware(struct mt792x_dev *dev);
213 int mt7921_mcu_set_bss_pm(struct mt792x_dev *dev, struct ieee80211_vif *vif,
214 			  bool enable);
215 int mt7921_mcu_sta_update(struct mt792x_dev *dev, struct ieee80211_sta *sta,
216 			  struct ieee80211_vif *vif, bool enable,
217 			  enum mt76_sta_info_state state);
218 int mt7921_mcu_set_chan_info(struct mt792x_phy *phy, int cmd);
219 int mt7921_mcu_set_tx(struct mt792x_dev *dev, struct ieee80211_vif *vif);
220 int mt7921_mcu_set_eeprom(struct mt792x_dev *dev);
221 int mt7921_mcu_get_rx_rate(struct mt792x_phy *phy, struct ieee80211_vif *vif,
222 			   struct ieee80211_sta *sta, struct rate_info *rate);
223 int mt7921_mcu_fw_log_2_host(struct mt792x_dev *dev, u8 ctrl);
224 void mt7921_mcu_rx_event(struct mt792x_dev *dev, struct sk_buff *skb);
225 int mt7921_mcu_set_rxfilter(struct mt792x_dev *dev, u32 fif,
226 			    u8 bit_op, u32 bit_map);
227 
228 static inline u32
229 mt7921_reg_map_l1(struct mt792x_dev *dev, u32 addr)
230 {
231 	u32 offset = FIELD_GET(MT_HIF_REMAP_L1_OFFSET, addr);
232 	u32 base = FIELD_GET(MT_HIF_REMAP_L1_BASE, addr);
233 
234 	mt76_rmw_field(dev, MT_HIF_REMAP_L1, MT_HIF_REMAP_L1_MASK, base);
235 	/* use read to push write */
236 	mt76_rr(dev, MT_HIF_REMAP_L1);
237 
238 	return MT_HIF_REMAP_BASE_L1 + offset;
239 }
240 
241 static inline u32
242 mt7921_l1_rr(struct mt792x_dev *dev, u32 addr)
243 {
244 	return mt76_rr(dev, mt7921_reg_map_l1(dev, addr));
245 }
246 
247 static inline void
248 mt7921_l1_wr(struct mt792x_dev *dev, u32 addr, u32 val)
249 {
250 	mt76_wr(dev, mt7921_reg_map_l1(dev, addr), val);
251 }
252 
253 static inline u32
254 mt7921_l1_rmw(struct mt792x_dev *dev, u32 addr, u32 mask, u32 val)
255 {
256 	val |= mt7921_l1_rr(dev, addr) & ~mask;
257 	mt7921_l1_wr(dev, addr, val);
258 
259 	return val;
260 }
261 
262 #define mt7921_l1_set(dev, addr, val)	mt7921_l1_rmw(dev, addr, 0, val)
263 #define mt7921_l1_clear(dev, addr, val)	mt7921_l1_rmw(dev, addr, val, 0)
264 
265 static inline bool mt7921_dma_need_reinit(struct mt792x_dev *dev)
266 {
267 	return !mt76_get_field(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT);
268 }
269 
270 static inline void
271 mt7921_skb_add_usb_sdio_hdr(struct mt792x_dev *dev, struct sk_buff *skb,
272 			    int type)
273 {
274 	u32 hdr, len;
275 
276 	len = mt76_is_usb(&dev->mt76) ? skb->len : skb->len + sizeof(hdr);
277 	hdr = FIELD_PREP(MT7921_SDIO_HDR_TX_BYTES, len) |
278 	      FIELD_PREP(MT7921_SDIO_HDR_PKT_TYPE, type);
279 
280 	put_unaligned_le32(hdr, skb_push(skb, sizeof(hdr)));
281 }
282 
283 void mt7921_stop(struct ieee80211_hw *hw);
284 int mt7921_mac_init(struct mt792x_dev *dev);
285 void mt7921_mac_reset_counters(struct mt792x_phy *phy);
286 bool mt7921_mac_wtbl_update(struct mt792x_dev *dev, int idx, u32 mask);
287 int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
288 		       struct ieee80211_sta *sta);
289 void mt7921_mac_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif,
290 			  struct ieee80211_sta *sta);
291 void mt7921_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
292 			   struct ieee80211_sta *sta);
293 void mt7921_mac_reset_work(struct work_struct *work);
294 void mt7921_reset(struct mt76_dev *mdev);
295 int mt7921e_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
296 			   enum mt76_txq_id qid, struct mt76_wcid *wcid,
297 			   struct ieee80211_sta *sta,
298 			   struct mt76_tx_info *tx_info);
299 
300 bool mt7921_rx_check(struct mt76_dev *mdev, void *data, int len);
301 void mt7921_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
302 			 struct sk_buff *skb, u32 *info);
303 void mt7921_stats_work(struct work_struct *work);
304 void mt7921_set_stream_he_caps(struct mt792x_phy *phy);
305 void mt7921_update_channel(struct mt76_phy *mphy);
306 int mt7921_init_debugfs(struct mt792x_dev *dev);
307 
308 int mt7921_mcu_set_beacon_filter(struct mt792x_dev *dev,
309 				 struct ieee80211_vif *vif,
310 				 bool enable);
311 int mt7921_mcu_uni_tx_ba(struct mt792x_dev *dev,
312 			 struct ieee80211_ampdu_params *params,
313 			 bool enable);
314 int mt7921_mcu_uni_rx_ba(struct mt792x_dev *dev,
315 			 struct ieee80211_ampdu_params *params,
316 			 bool enable);
317 void mt7921_scan_work(struct work_struct *work);
318 void mt7921_roc_work(struct work_struct *work);
319 int mt7921_mcu_uni_bss_ps(struct mt792x_dev *dev, struct ieee80211_vif *vif);
320 int mt7921_mcu_drv_pmctrl(struct mt792x_dev *dev);
321 int mt7921_mcu_fw_pmctrl(struct mt792x_dev *dev);
322 void mt7921_pm_wake_work(struct work_struct *work);
323 void mt7921_pm_power_save_work(struct work_struct *work);
324 void mt7921_coredump_work(struct work_struct *work);
325 int mt7921_wfsys_reset(struct mt792x_dev *dev);
326 int mt7921_get_txpwr_info(struct mt792x_dev *dev, struct mt7921_txpwr *txpwr);
327 int mt7921_testmode_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
328 			void *data, int len);
329 int mt7921_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *msg,
330 			 struct netlink_callback *cb, void *data, int len);
331 int mt7921_mcu_parse_response(struct mt76_dev *mdev, int cmd,
332 			      struct sk_buff *skb, int seq);
333 
334 int mt7921e_driver_own(struct mt792x_dev *dev);
335 int mt7921e_mac_reset(struct mt792x_dev *dev);
336 int mt7921e_mcu_init(struct mt792x_dev *dev);
337 int mt7921s_wfsys_reset(struct mt792x_dev *dev);
338 int mt7921s_mac_reset(struct mt792x_dev *dev);
339 int mt7921s_init_reset(struct mt792x_dev *dev);
340 int __mt7921e_mcu_drv_pmctrl(struct mt792x_dev *dev);
341 int mt7921e_mcu_drv_pmctrl(struct mt792x_dev *dev);
342 int mt7921e_mcu_fw_pmctrl(struct mt792x_dev *dev);
343 
344 int mt7921s_mcu_init(struct mt792x_dev *dev);
345 int mt7921s_mcu_drv_pmctrl(struct mt792x_dev *dev);
346 int mt7921s_mcu_fw_pmctrl(struct mt792x_dev *dev);
347 void mt7921_mac_add_txs(struct mt792x_dev *dev, void *data);
348 void mt7921_set_runtime_pm(struct mt792x_dev *dev);
349 void mt7921_mcu_set_suspend_iter(void *priv, u8 *mac,
350 				 struct ieee80211_vif *vif);
351 void mt7921_set_ipv6_ns_work(struct work_struct *work);
352 
353 int mt7921_mcu_set_sniffer(struct mt792x_dev *dev, struct ieee80211_vif *vif,
354 			   bool enable);
355 int mt7921_mcu_config_sniffer(struct mt792x_vif *vif,
356 			      struct ieee80211_chanctx_conf *ctx);
357 int mt7921_mcu_get_temperature(struct mt792x_phy *phy);
358 
359 int mt7921_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
360 				   enum mt76_txq_id qid, struct mt76_wcid *wcid,
361 				   struct ieee80211_sta *sta,
362 				   struct mt76_tx_info *tx_info);
363 void mt7921_usb_sdio_tx_complete_skb(struct mt76_dev *mdev,
364 				     struct mt76_queue_entry *e);
365 bool mt7921_usb_sdio_tx_status_data(struct mt76_dev *mdev, u8 *update);
366 
367 /* usb */
368 #define MT_USB_TYPE_VENDOR	(USB_TYPE_VENDOR | 0x1f)
369 #define MT_USB_TYPE_UHW_VENDOR	(USB_TYPE_VENDOR | 0x1e)
370 
371 int mt7921u_mcu_power_on(struct mt792x_dev *dev);
372 int mt7921u_wfsys_reset(struct mt792x_dev *dev);
373 int mt7921u_dma_init(struct mt792x_dev *dev, bool resume);
374 int mt7921u_init_reset(struct mt792x_dev *dev);
375 int mt7921u_mac_reset(struct mt792x_dev *dev);
376 int mt7921_mcu_uni_add_beacon_offload(struct mt792x_dev *dev,
377 				      struct ieee80211_hw *hw,
378 				      struct ieee80211_vif *vif,
379 				      bool enable);
380 #ifdef CONFIG_ACPI
381 int mt7921_init_acpi_sar(struct mt792x_dev *dev);
382 int mt7921_init_acpi_sar_power(struct mt792x_phy *phy, bool set_default);
383 u8 mt7921_acpi_get_flags(struct mt792x_phy *phy);
384 #else
385 static inline int
386 mt7921_init_acpi_sar(struct mt792x_dev *dev)
387 {
388 	return 0;
389 }
390 
391 static inline int
392 mt7921_init_acpi_sar_power(struct mt792x_phy *phy, bool set_default)
393 {
394 	return 0;
395 }
396 
397 static inline u8
398 mt7921_acpi_get_flags(struct mt792x_phy *phy)
399 {
400 	return 0;
401 }
402 #endif
403 int mt7921_set_tx_sar_pwr(struct ieee80211_hw *hw,
404 			  const struct cfg80211_sar_specs *sar);
405 
406 int mt7921_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2,
407 		       enum environment_cap env_cap);
408 int mt7921_mcu_set_roc(struct mt792x_phy *phy, struct mt792x_vif *vif,
409 		       struct ieee80211_channel *chan, int duration,
410 		       enum mt7921_roc_req type, u8 token_id);
411 int mt7921_mcu_abort_roc(struct mt792x_phy *phy, struct mt792x_vif *vif,
412 			 u8 token_id);
413 struct ieee80211_ops *mt7921_get_mac80211_ops(struct device *dev,
414 					      void *drv_data, u8 *fw_features);
415 #endif
416