xref: /linux/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h (revision 91a4855d6c03e770e42f17c798a36a3c46e63de2)
1 /* SPDX-License-Identifier: BSD-3-Clause-Clear */
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 
10 #define MT7921_MAX_AID                  20
11 
12 #define MT7921_TX_RING_SIZE		2048
13 #define MT7921_TX_MCU_RING_SIZE		256
14 #define MT7921_TX_FWDL_RING_SIZE	128
15 
16 #define MT7921_RX_RING_SIZE		1536
17 #define MT7921_RX_MCU_RING_SIZE		8
18 #define MT7921_RX_MCU_WA_RING_SIZE	512
19 
20 /* MT7902 Rx Ring0 is for both Rx Event and Tx Done Event */
21 #define MT7902_RX_MCU_RING_SIZE		512
22 
23 #define MT7921_EEPROM_SIZE		3584
24 #define MT7921_TOKEN_SIZE		8192
25 
26 #define MT7921_EEPROM_BLOCK_SIZE	16
27 
28 #define MT7921_SKU_RATE_NUM		161
29 #define MT7921_SKU_MAX_DELTA_IDX	MT7921_SKU_RATE_NUM
30 #define MT7921_SKU_TABLE_SIZE		(MT7921_SKU_RATE_NUM + 1)
31 
32 #define MCU_UNI_EVENT_ROC  0x27
33 #define MCU_UNI_EVENT_CLC  0x80
34 
35 #define EXT_CMD_RADIO_LED_CTRL_ENABLE   0x1
36 #define EXT_CMD_RADIO_ON_LED            0x2
37 #define EXT_CMD_RADIO_OFF_LED           0x3
38 
39 #define WF_RF_PIN_INIT		0x0
40 #define WF_RF_PIN_POLL		0x1
41 
42 enum {
43 	UNI_ROC_ACQUIRE,
44 	UNI_ROC_ABORT,
45 	UNI_ROC_NUM
46 };
47 
48 enum mt7921_roc_req {
49 	MT7921_ROC_REQ_JOIN,
50 	MT7921_ROC_REQ_ROC,
51 	MT7921_ROC_REQ_NUM
52 };
53 
54 enum {
55 	UNI_EVENT_ROC_GRANT = 0,
56 	UNI_EVENT_ROC_TAG_NUM
57 };
58 
59 struct mt7921_realease_info {
60 	__le16 len;
61 	u8 pad_len;
62 	u8 tag;
63 } __packed;
64 
65 struct mt7921_fw_features {
66 	u8 segment;
67 	u8 data;
68 	u8 rsv[14];
69 } __packed;
70 
71 struct mt7921_roc_grant_tlv {
72 	__le16 tag;
73 	__le16 len;
74 	u8 bss_idx;
75 	u8 tokenid;
76 	u8 status;
77 	u8 primarychannel;
78 	u8 rfsco;
79 	u8 rfband;
80 	u8 channelwidth;
81 	u8 centerfreqseg1;
82 	u8 centerfreqseg2;
83 	u8 reqtype;
84 	u8 dbdcband;
85 	u8 rsv[1];
86 	__le32 max_interval;
87 } __packed;
88 
89 enum mt7921_sdio_pkt_type {
90 	MT7921_SDIO_TXD,
91 	MT7921_SDIO_DATA,
92 	MT7921_SDIO_CMD,
93 	MT7921_SDIO_FWDL,
94 };
95 
96 struct mt7921_sdio_intr {
97 	u32 isr;
98 	struct {
99 		u32 wtqcr[16];
100 	} tx;
101 	struct {
102 		u16 num[2];
103 		u16 len0[16];
104 		u16 len1[128];
105 	} rx;
106 	u32 rec_mb[2];
107 } __packed;
108 
109 #define to_rssi(field, rxv)		((FIELD_GET(field, rxv) - 220) / 2)
110 #define to_rcpi(rssi)			(2 * (rssi) + 220)
111 
112 enum mt7921_txq_id {
113 	MT7921_TXQ_BAND0,
114 	MT7921_TXQ_BAND1,
115 	MT7921_TXQ_FWDL = 16,
116 	MT7921_TXQ_MCU_WM,
117 };
118 
119 enum mt7921_rxq_id {
120 	MT7921_RXQ_BAND0 = 0,
121 	MT7921_RXQ_BAND1,
122 	MT7921_RXQ_MCU_WM = 0,
123 };
124 
125 /* MT7902 assigns its MCU-WM TXQ at index 15 */
126 enum mt7902_txq_id {
127 	MT7902_TXQ_MCU_WM = 15,
128 };
129 
130 struct mt7921_dma_layout {
131 	u8 mcu_wm_txq;
132 	u16 mcu_rxdone_ring_size;
133 	bool has_mcu_wa;
134 };
135 
136 enum {
137 	MT7921_CLC_POWER,
138 	MT7921_CLC_CHAN,
139 	MT7921_CLC_MAX_NUM,
140 };
141 
142 struct mt7921_clc_rule {
143 	u8 alpha2[2];
144 	u8 type[2];
145 	__le16 len;
146 	u8 data[];
147 } __packed;
148 
149 struct mt7921_clc {
150 	__le32 len;
151 	u8 idx;
152 	u8 ver;
153 	u8 nr_country;
154 	u8 type;
155 	u8 rsv[8];
156 	u8 data[];
157 } __packed;
158 
159 enum mt7921_eeprom_field {
160 	MT_EE_CHIP_ID =		0x000,
161 	MT_EE_VERSION =		0x002,
162 	MT_EE_MAC_ADDR =	0x004,
163 	MT_EE_WIFI_CONF =	0x07c,
164 	MT_EE_HW_TYPE =		0x55b,
165 	__MT_EE_MAX =		0x9ff
166 };
167 
168 #define MT_EE_HW_TYPE_ENCAP			BIT(0)
169 
170 enum {
171 	TXPWR_USER,
172 	TXPWR_EEPROM,
173 	TXPWR_MAC,
174 	TXPWR_MAX_NUM,
175 };
176 
177 struct mt7921_txpwr {
178 	u8 ch;
179 	u8 rsv[3];
180 	struct {
181 		u8 ch;
182 		u8 cck[4];
183 		u8 ofdm[8];
184 		u8 ht20[8];
185 		u8 ht40[9];
186 		u8 vht20[12];
187 		u8 vht40[12];
188 		u8 vht80[12];
189 		u8 vht160[12];
190 		u8 he26[12];
191 		u8 he52[12];
192 		u8 he106[12];
193 		u8 he242[12];
194 		u8 he484[12];
195 		u8 he996[12];
196 		u8 he996x2[12];
197 	} data[TXPWR_MAX_NUM];
198 };
199 
200 extern const struct ieee80211_ops mt7921_ops;
201 
202 u32 mt7921_reg_map(struct mt792x_dev *dev, u32 addr);
203 
204 int __mt7921_start(struct mt792x_phy *phy);
205 int mt7921_register_device(struct mt792x_dev *dev);
206 void mt7921_unregister_device(struct mt792x_dev *dev);
207 int mt7921_run_firmware(struct mt792x_dev *dev);
208 int mt7921_set_channel(struct mt76_phy *mphy);
209 int mt7921_mcu_set_bss_pm(struct mt792x_dev *dev, struct ieee80211_vif *vif,
210 			  bool enable);
211 int mt7921_mcu_sta_update(struct mt792x_dev *dev, struct ieee80211_sta *sta,
212 			  struct ieee80211_vif *vif, bool enable,
213 			  enum mt76_sta_info_state state);
214 int mt7921_mcu_set_chan_info(struct mt792x_phy *phy, int cmd);
215 int mt7921_mcu_set_tx(struct mt792x_dev *dev, struct ieee80211_vif *vif);
216 int mt7921_mcu_set_eeprom(struct mt792x_dev *dev);
217 int mt7921_mcu_get_rx_rate(struct mt792x_phy *phy, struct ieee80211_vif *vif,
218 			   struct ieee80211_sta *sta, struct rate_info *rate);
219 int mt7921_mcu_fw_log_2_host(struct mt792x_dev *dev, u8 ctrl);
220 void mt7921_mcu_rx_event(struct mt792x_dev *dev, struct sk_buff *skb);
221 int mt7921_mcu_set_rxfilter(struct mt792x_dev *dev, u32 fif,
222 			    u8 bit_op, u32 bit_map);
223 int mt7921_mcu_radio_led_ctrl(struct mt792x_dev *dev, u8 value);
224 int mt7921_mcu_wf_rf_pin_ctrl(struct mt792x_phy *phy, u8 action);
225 
226 static inline u32
227 mt7921_reg_map_l1(struct mt792x_dev *dev, u32 addr)
228 {
229 	u32 offset = FIELD_GET(MT_HIF_REMAP_L1_OFFSET, addr);
230 	u32 base = FIELD_GET(MT_HIF_REMAP_L1_BASE, addr);
231 
232 	mt76_rmw_field(dev, MT_HIF_REMAP_L1, MT_HIF_REMAP_L1_MASK, base);
233 	/* use read to push write */
234 	mt76_rr(dev, MT_HIF_REMAP_L1);
235 
236 	return MT_HIF_REMAP_BASE_L1 + offset;
237 }
238 
239 static inline u32
240 mt7921_l1_rr(struct mt792x_dev *dev, u32 addr)
241 {
242 	return mt76_rr(dev, mt7921_reg_map_l1(dev, addr));
243 }
244 
245 static inline void
246 mt7921_l1_wr(struct mt792x_dev *dev, u32 addr, u32 val)
247 {
248 	mt76_wr(dev, mt7921_reg_map_l1(dev, addr), val);
249 }
250 
251 static inline u32
252 mt7921_l1_rmw(struct mt792x_dev *dev, u32 addr, u32 mask, u32 val)
253 {
254 	val |= mt7921_l1_rr(dev, addr) & ~mask;
255 	mt7921_l1_wr(dev, addr, val);
256 
257 	return val;
258 }
259 
260 #define mt7921_l1_set(dev, addr, val)	mt7921_l1_rmw(dev, addr, 0, val)
261 #define mt7921_l1_clear(dev, addr, val)	mt7921_l1_rmw(dev, addr, val, 0)
262 
263 void mt7921_regd_update(struct mt792x_dev *dev);
264 int mt7921_mac_init(struct mt792x_dev *dev);
265 bool mt7921_mac_wtbl_update(struct mt792x_dev *dev, int idx, u32 mask);
266 int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
267 		       struct ieee80211_sta *sta);
268 int mt7921_mac_sta_event(struct mt76_dev *mdev, struct ieee80211_vif *vif,
269 			 struct ieee80211_sta *sta, enum mt76_sta_event ev);
270 void mt7921_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
271 			   struct ieee80211_sta *sta);
272 void mt7921_mac_reset_work(struct work_struct *work);
273 int mt7921e_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
274 			   enum mt76_txq_id qid, struct mt76_wcid *wcid,
275 			   struct ieee80211_sta *sta,
276 			   struct mt76_tx_info *tx_info);
277 
278 bool mt7921_rx_check(struct mt76_dev *mdev, void *data, int len);
279 void mt7921_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
280 			 struct sk_buff *skb, u32 *info);
281 void mt7921_stats_work(struct work_struct *work);
282 void mt7921_set_stream_he_caps(struct mt792x_phy *phy);
283 int mt7921_init_debugfs(struct mt792x_dev *dev);
284 
285 int mt7921_mcu_set_beacon_filter(struct mt792x_dev *dev,
286 				 struct ieee80211_vif *vif,
287 				 bool enable);
288 int mt7921_mcu_uni_tx_ba(struct mt792x_dev *dev,
289 			 struct ieee80211_ampdu_params *params,
290 			 bool enable);
291 int mt7921_mcu_uni_rx_ba(struct mt792x_dev *dev,
292 			 struct ieee80211_ampdu_params *params,
293 			 bool enable);
294 void mt7921_scan_work(struct work_struct *work);
295 void mt7921_roc_work(struct work_struct *work);
296 void mt7921_csa_work(struct work_struct *work);
297 int mt7921_mcu_uni_bss_ps(struct mt792x_dev *dev, struct ieee80211_vif *vif);
298 void mt7921_coredump_work(struct work_struct *work);
299 int mt7921_get_txpwr_info(struct mt792x_dev *dev, struct mt7921_txpwr *txpwr);
300 int mt7921_testmode_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
301 			void *data, int len);
302 int mt7921_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *msg,
303 			 struct netlink_callback *cb, void *data, int len);
304 int mt7921_mcu_parse_response(struct mt76_dev *mdev, int cmd,
305 			      struct sk_buff *skb, int seq);
306 
307 int mt7921e_driver_own(struct mt792x_dev *dev);
308 int mt7921e_mac_reset(struct mt792x_dev *dev);
309 int mt7921e_mcu_init(struct mt792x_dev *dev);
310 int mt7921s_wfsys_reset(struct mt792x_dev *dev);
311 int mt7921s_mac_reset(struct mt792x_dev *dev);
312 int mt7921s_init_reset(struct mt792x_dev *dev);
313 
314 int mt7921s_mcu_init(struct mt792x_dev *dev);
315 int mt7921s_mcu_drv_pmctrl(struct mt792x_dev *dev);
316 int mt7921s_mcu_fw_pmctrl(struct mt792x_dev *dev);
317 void mt7921_mac_add_txs(struct mt792x_dev *dev, void *data);
318 void mt7921_set_runtime_pm(struct mt792x_dev *dev);
319 void mt7921_mcu_set_suspend_iter(void *priv, u8 *mac,
320 				 struct ieee80211_vif *vif);
321 void mt7921_set_ipv6_ns_work(struct work_struct *work);
322 
323 int mt7921_mcu_set_sniffer(struct mt792x_dev *dev, struct ieee80211_vif *vif,
324 			   bool enable);
325 int mt7921_mcu_config_sniffer(struct mt792x_vif *vif,
326 			      struct ieee80211_chanctx_conf *ctx);
327 int mt7921_mcu_get_temperature(struct mt792x_phy *phy);
328 
329 int mt7921_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
330 				   enum mt76_txq_id qid, struct mt76_wcid *wcid,
331 				   struct ieee80211_sta *sta,
332 				   struct mt76_tx_info *tx_info);
333 void mt7921_usb_sdio_tx_complete_skb(struct mt76_dev *mdev,
334 				     struct mt76_queue_entry *e);
335 bool mt7921_usb_sdio_tx_status_data(struct mt76_dev *mdev, u8 *update);
336 
337 /* usb */
338 int mt7921_mcu_uni_add_beacon_offload(struct mt792x_dev *dev,
339 				      struct ieee80211_hw *hw,
340 				      struct ieee80211_vif *vif,
341 				      bool enable);
342 int mt7921_set_tx_sar_pwr(struct ieee80211_hw *hw,
343 			  const struct cfg80211_sar_specs *sar);
344 
345 int mt7921_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2,
346 		       enum environment_cap env_cap);
347 int mt7921_mcu_set_roc(struct mt792x_phy *phy, struct mt792x_vif *vif,
348 		       struct ieee80211_channel *chan, int duration,
349 		       enum mt7921_roc_req type, u8 token_id);
350 int mt7921_mcu_abort_roc(struct mt792x_phy *phy, struct mt792x_vif *vif,
351 			 u8 token_id);
352 void mt7921_roc_abort_sync(struct mt792x_dev *dev);
353 int mt7921_mcu_set_rssimonitor(struct mt792x_dev *dev, struct ieee80211_vif *vif);
354 #endif
355