xref: /linux/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h (revision b5a78c7127f2007cfc7ad322b6ce0aa4bf347138)
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 
10 #define MT7921_TX_RING_SIZE		2048
11 #define MT7921_TX_MCU_RING_SIZE		256
12 #define MT7921_TX_FWDL_RING_SIZE	128
13 
14 #define MT7921_RX_RING_SIZE		1536
15 #define MT7921_RX_MCU_RING_SIZE		512
16 
17 #define MT7921_EEPROM_SIZE		3584
18 #define MT7921_TOKEN_SIZE		8192
19 
20 #define MT7921_EEPROM_BLOCK_SIZE	16
21 
22 #define MT7921_SKU_RATE_NUM		161
23 #define MT7921_SKU_MAX_DELTA_IDX	MT7921_SKU_RATE_NUM
24 #define MT7921_SKU_TABLE_SIZE		(MT7921_SKU_RATE_NUM + 1)
25 
26 #define MCU_UNI_EVENT_ROC  0x27
27 #define MCU_UNI_EVENT_CLC  0x80
28 
29 enum {
30 	UNI_ROC_ACQUIRE,
31 	UNI_ROC_ABORT,
32 	UNI_ROC_NUM
33 };
34 
35 enum mt7921_roc_req {
36 	MT7921_ROC_REQ_JOIN,
37 	MT7921_ROC_REQ_ROC,
38 	MT7921_ROC_REQ_NUM
39 };
40 
41 enum {
42 	UNI_EVENT_ROC_GRANT = 0,
43 	UNI_EVENT_ROC_TAG_NUM
44 };
45 
46 struct mt7921_realease_info {
47 	__le16 len;
48 	u8 pad_len;
49 	u8 tag;
50 } __packed;
51 
52 struct mt7921_fw_features {
53 	u8 segment;
54 	u8 data;
55 	u8 rsv[14];
56 } __packed;
57 
58 struct mt7921_roc_grant_tlv {
59 	__le16 tag;
60 	__le16 len;
61 	u8 bss_idx;
62 	u8 tokenid;
63 	u8 status;
64 	u8 primarychannel;
65 	u8 rfsco;
66 	u8 rfband;
67 	u8 channelwidth;
68 	u8 centerfreqseg1;
69 	u8 centerfreqseg2;
70 	u8 reqtype;
71 	u8 dbdcband;
72 	u8 rsv[1];
73 	__le32 max_interval;
74 } __packed;
75 
76 enum mt7921_sdio_pkt_type {
77 	MT7921_SDIO_TXD,
78 	MT7921_SDIO_DATA,
79 	MT7921_SDIO_CMD,
80 	MT7921_SDIO_FWDL,
81 };
82 
83 struct mt7921_sdio_intr {
84 	u32 isr;
85 	struct {
86 		u32 wtqcr[16];
87 	} tx;
88 	struct {
89 		u16 num[2];
90 		u16 len0[16];
91 		u16 len1[128];
92 	} rx;
93 	u32 rec_mb[2];
94 } __packed;
95 
96 #define to_rssi(field, rxv)		((FIELD_GET(field, rxv) - 220) / 2)
97 #define to_rcpi(rssi)			(2 * (rssi) + 220)
98 
99 enum mt7921_txq_id {
100 	MT7921_TXQ_BAND0,
101 	MT7921_TXQ_BAND1,
102 	MT7921_TXQ_FWDL = 16,
103 	MT7921_TXQ_MCU_WM,
104 };
105 
106 enum mt7921_rxq_id {
107 	MT7921_RXQ_BAND0 = 0,
108 	MT7921_RXQ_BAND1,
109 	MT7921_RXQ_MCU_WM = 0,
110 };
111 
112 enum {
113 	MT7921_CLC_POWER,
114 	MT7921_CLC_CHAN,
115 	MT7921_CLC_MAX_NUM,
116 };
117 
118 struct mt7921_clc_rule {
119 	u8 alpha2[2];
120 	u8 type[2];
121 	__le16 len;
122 	u8 data[];
123 } __packed;
124 
125 struct mt7921_clc {
126 	__le32 len;
127 	u8 idx;
128 	u8 ver;
129 	u8 nr_country;
130 	u8 type;
131 	u8 rsv[8];
132 	u8 data[];
133 } __packed;
134 
135 enum mt7921_eeprom_field {
136 	MT_EE_CHIP_ID =		0x000,
137 	MT_EE_VERSION =		0x002,
138 	MT_EE_MAC_ADDR =	0x004,
139 	MT_EE_WIFI_CONF =	0x07c,
140 	MT_EE_HW_TYPE =		0x55b,
141 	__MT_EE_MAX =		0x9ff
142 };
143 
144 #define MT_EE_HW_TYPE_ENCAP			BIT(0)
145 
146 enum {
147 	TXPWR_USER,
148 	TXPWR_EEPROM,
149 	TXPWR_MAC,
150 	TXPWR_MAX_NUM,
151 };
152 
153 struct mt7921_txpwr {
154 	u8 ch;
155 	u8 rsv[3];
156 	struct {
157 		u8 ch;
158 		u8 cck[4];
159 		u8 ofdm[8];
160 		u8 ht20[8];
161 		u8 ht40[9];
162 		u8 vht20[12];
163 		u8 vht40[12];
164 		u8 vht80[12];
165 		u8 vht160[12];
166 		u8 he26[12];
167 		u8 he52[12];
168 		u8 he106[12];
169 		u8 he242[12];
170 		u8 he484[12];
171 		u8 he996[12];
172 		u8 he996x2[12];
173 	} data[TXPWR_MAX_NUM];
174 };
175 
176 extern const struct ieee80211_ops mt7921_ops;
177 
178 u32 mt7921_reg_map(struct mt792x_dev *dev, u32 addr);
179 
180 int __mt7921_start(struct mt792x_phy *phy);
181 int mt7921_register_device(struct mt792x_dev *dev);
182 void mt7921_unregister_device(struct mt792x_dev *dev);
183 int mt7921_run_firmware(struct mt792x_dev *dev);
184 int mt7921_mcu_set_bss_pm(struct mt792x_dev *dev, struct ieee80211_vif *vif,
185 			  bool enable);
186 int mt7921_mcu_sta_update(struct mt792x_dev *dev, struct ieee80211_sta *sta,
187 			  struct ieee80211_vif *vif, bool enable,
188 			  enum mt76_sta_info_state state);
189 int mt7921_mcu_set_chan_info(struct mt792x_phy *phy, int cmd);
190 int mt7921_mcu_set_tx(struct mt792x_dev *dev, struct ieee80211_vif *vif);
191 int mt7921_mcu_set_eeprom(struct mt792x_dev *dev);
192 int mt7921_mcu_get_rx_rate(struct mt792x_phy *phy, struct ieee80211_vif *vif,
193 			   struct ieee80211_sta *sta, struct rate_info *rate);
194 int mt7921_mcu_fw_log_2_host(struct mt792x_dev *dev, u8 ctrl);
195 void mt7921_mcu_rx_event(struct mt792x_dev *dev, struct sk_buff *skb);
196 int mt7921_mcu_set_rxfilter(struct mt792x_dev *dev, u32 fif,
197 			    u8 bit_op, u32 bit_map);
198 
199 static inline u32
200 mt7921_reg_map_l1(struct mt792x_dev *dev, u32 addr)
201 {
202 	u32 offset = FIELD_GET(MT_HIF_REMAP_L1_OFFSET, addr);
203 	u32 base = FIELD_GET(MT_HIF_REMAP_L1_BASE, addr);
204 
205 	mt76_rmw_field(dev, MT_HIF_REMAP_L1, MT_HIF_REMAP_L1_MASK, base);
206 	/* use read to push write */
207 	mt76_rr(dev, MT_HIF_REMAP_L1);
208 
209 	return MT_HIF_REMAP_BASE_L1 + offset;
210 }
211 
212 static inline u32
213 mt7921_l1_rr(struct mt792x_dev *dev, u32 addr)
214 {
215 	return mt76_rr(dev, mt7921_reg_map_l1(dev, addr));
216 }
217 
218 static inline void
219 mt7921_l1_wr(struct mt792x_dev *dev, u32 addr, u32 val)
220 {
221 	mt76_wr(dev, mt7921_reg_map_l1(dev, addr), val);
222 }
223 
224 static inline u32
225 mt7921_l1_rmw(struct mt792x_dev *dev, u32 addr, u32 mask, u32 val)
226 {
227 	val |= mt7921_l1_rr(dev, addr) & ~mask;
228 	mt7921_l1_wr(dev, addr, val);
229 
230 	return val;
231 }
232 
233 #define mt7921_l1_set(dev, addr, val)	mt7921_l1_rmw(dev, addr, 0, val)
234 #define mt7921_l1_clear(dev, addr, val)	mt7921_l1_rmw(dev, addr, val, 0)
235 
236 int mt7921_mac_init(struct mt792x_dev *dev);
237 bool mt7921_mac_wtbl_update(struct mt792x_dev *dev, int idx, u32 mask);
238 int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
239 		       struct ieee80211_sta *sta);
240 void mt7921_mac_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif,
241 			  struct ieee80211_sta *sta);
242 void mt7921_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
243 			   struct ieee80211_sta *sta);
244 void mt7921_mac_reset_work(struct work_struct *work);
245 int mt7921e_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
246 			   enum mt76_txq_id qid, struct mt76_wcid *wcid,
247 			   struct ieee80211_sta *sta,
248 			   struct mt76_tx_info *tx_info);
249 
250 bool mt7921_rx_check(struct mt76_dev *mdev, void *data, int len);
251 void mt7921_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
252 			 struct sk_buff *skb, u32 *info);
253 void mt7921_stats_work(struct work_struct *work);
254 void mt7921_set_stream_he_caps(struct mt792x_phy *phy);
255 int mt7921_init_debugfs(struct mt792x_dev *dev);
256 
257 int mt7921_mcu_set_beacon_filter(struct mt792x_dev *dev,
258 				 struct ieee80211_vif *vif,
259 				 bool enable);
260 int mt7921_mcu_uni_tx_ba(struct mt792x_dev *dev,
261 			 struct ieee80211_ampdu_params *params,
262 			 bool enable);
263 int mt7921_mcu_uni_rx_ba(struct mt792x_dev *dev,
264 			 struct ieee80211_ampdu_params *params,
265 			 bool enable);
266 void mt7921_scan_work(struct work_struct *work);
267 void mt7921_roc_work(struct work_struct *work);
268 int mt7921_mcu_uni_bss_ps(struct mt792x_dev *dev, struct ieee80211_vif *vif);
269 void mt7921_coredump_work(struct work_struct *work);
270 int mt7921_get_txpwr_info(struct mt792x_dev *dev, struct mt7921_txpwr *txpwr);
271 int mt7921_testmode_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
272 			void *data, int len);
273 int mt7921_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *msg,
274 			 struct netlink_callback *cb, void *data, int len);
275 int mt7921_mcu_parse_response(struct mt76_dev *mdev, int cmd,
276 			      struct sk_buff *skb, int seq);
277 
278 int mt7921e_driver_own(struct mt792x_dev *dev);
279 int mt7921e_mac_reset(struct mt792x_dev *dev);
280 int mt7921e_mcu_init(struct mt792x_dev *dev);
281 int mt7921s_wfsys_reset(struct mt792x_dev *dev);
282 int mt7921s_mac_reset(struct mt792x_dev *dev);
283 int mt7921s_init_reset(struct mt792x_dev *dev);
284 
285 int mt7921s_mcu_init(struct mt792x_dev *dev);
286 int mt7921s_mcu_drv_pmctrl(struct mt792x_dev *dev);
287 int mt7921s_mcu_fw_pmctrl(struct mt792x_dev *dev);
288 void mt7921_mac_add_txs(struct mt792x_dev *dev, void *data);
289 void mt7921_set_runtime_pm(struct mt792x_dev *dev);
290 void mt7921_mcu_set_suspend_iter(void *priv, u8 *mac,
291 				 struct ieee80211_vif *vif);
292 void mt7921_set_ipv6_ns_work(struct work_struct *work);
293 
294 int mt7921_mcu_set_sniffer(struct mt792x_dev *dev, struct ieee80211_vif *vif,
295 			   bool enable);
296 int mt7921_mcu_config_sniffer(struct mt792x_vif *vif,
297 			      struct ieee80211_chanctx_conf *ctx);
298 int mt7921_mcu_get_temperature(struct mt792x_phy *phy);
299 
300 int mt7921_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
301 				   enum mt76_txq_id qid, struct mt76_wcid *wcid,
302 				   struct ieee80211_sta *sta,
303 				   struct mt76_tx_info *tx_info);
304 void mt7921_usb_sdio_tx_complete_skb(struct mt76_dev *mdev,
305 				     struct mt76_queue_entry *e);
306 bool mt7921_usb_sdio_tx_status_data(struct mt76_dev *mdev, u8 *update);
307 
308 /* usb */
309 int mt7921_mcu_uni_add_beacon_offload(struct mt792x_dev *dev,
310 				      struct ieee80211_hw *hw,
311 				      struct ieee80211_vif *vif,
312 				      bool enable);
313 int mt7921_set_tx_sar_pwr(struct ieee80211_hw *hw,
314 			  const struct cfg80211_sar_specs *sar);
315 
316 int mt7921_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2,
317 		       enum environment_cap env_cap);
318 int mt7921_mcu_set_roc(struct mt792x_phy *phy, struct mt792x_vif *vif,
319 		       struct ieee80211_channel *chan, int duration,
320 		       enum mt7921_roc_req type, u8 token_id);
321 int mt7921_mcu_abort_roc(struct mt792x_phy *phy, struct mt792x_vif *vif,
322 			 u8 token_id);
323 #endif
324