1 /* SPDX-License-Identifier: ISC */
2 /* Copyright (C) 2019 MediaTek Inc. */
3
4 #ifndef __MT7615_H
5 #define __MT7615_H
6
7 #include <linux/interrupt.h>
8 #include <linux/ktime.h>
9 #include "../mt76.h"
10 #include "regs.h"
11
12 #define MT7615_MAX_INTERFACES 4
13 #define MT7615_MAX_WMM_SETS 4
14 #define MT7615_WTBL_SIZE 128
15 #define MT7615_WTBL_RESERVED (MT7615_WTBL_SIZE - 1)
16 #define MT7615_WTBL_STA (MT7615_WTBL_RESERVED - \
17 MT7615_MAX_INTERFACES)
18
19 #define MT7615_WATCHDOG_TIME (HZ / 10)
20 #define MT7615_RATE_RETRY 2
21
22 #define MT7615_TX_RING_SIZE 1024
23 #define MT7615_TX_MCU_RING_SIZE 128
24 #define MT7615_TX_FWDL_RING_SIZE 128
25
26 #define MT7615_RX_RING_SIZE 1024
27 #define MT7615_RX_MCU_RING_SIZE 512
28
29 #define MT7615_FIRMWARE_CR4 "mediatek/mt7615_cr4.bin"
30 #define MT7615_FIRMWARE_N9 "mediatek/mt7615_n9.bin"
31 #define MT7615_ROM_PATCH "mediatek/mt7615_rom_patch.bin"
32
33 #define MT7615_EEPROM_SIZE 1024
34 #define MT7615_TOKEN_SIZE 4096
35
36 #define MT_FRAC_SCALE 12
37 #define MT_FRAC(val, div) (((val) << MT_FRAC_SCALE) / (div))
38
39 struct mt7615_vif;
40 struct mt7615_sta;
41
42 enum mt7615_hw_txq_id {
43 MT7615_TXQ_MAIN,
44 MT7615_TXQ_EXT,
45 MT7615_TXQ_MCU,
46 MT7615_TXQ_FWDL,
47 };
48
49 struct mt7615_rate_set {
50 struct ieee80211_tx_rate probe_rate;
51 struct ieee80211_tx_rate rates[4];
52 };
53
54 struct mt7615_sta {
55 struct mt76_wcid wcid; /* must be first */
56
57 struct mt7615_vif *vif;
58
59 struct ieee80211_tx_rate rates[4];
60
61 struct mt7615_rate_set rateset[2];
62 u32 rate_set_tsf;
63
64 u8 rate_count;
65 u8 n_rates;
66
67 u8 rate_probe;
68 };
69
70 struct mt7615_vif {
71 u8 idx;
72 u8 omac_idx;
73 u8 band_idx;
74 u8 wmm_idx;
75
76 struct mt7615_sta sta;
77 };
78
79 struct mt7615_dev {
80 struct mt76_dev mt76; /* must be first */
81 u32 vif_mask;
82 u32 omac_mask;
83
84 struct {
85 u8 n_pulses;
86 u32 period;
87 u16 width;
88 s16 power;
89 } radar_pattern;
90 u32 hw_pattern;
91 int dfs_state;
92
93 int false_cca_ofdm, false_cca_cck;
94 unsigned long last_cca_adj;
95 u8 mac_work_count;
96 s8 ofdm_sensitivity;
97 s8 cck_sensitivity;
98 bool scs_en;
99
100 spinlock_t token_lock;
101 struct idr token;
102 };
103
104 enum {
105 HW_BSSID_0 = 0x0,
106 HW_BSSID_1,
107 HW_BSSID_2,
108 HW_BSSID_3,
109 HW_BSSID_MAX,
110 EXT_BSSID_START = 0x10,
111 EXT_BSSID_1,
112 EXT_BSSID_2,
113 EXT_BSSID_3,
114 EXT_BSSID_4,
115 EXT_BSSID_5,
116 EXT_BSSID_6,
117 EXT_BSSID_7,
118 EXT_BSSID_8,
119 EXT_BSSID_9,
120 EXT_BSSID_10,
121 EXT_BSSID_11,
122 EXT_BSSID_12,
123 EXT_BSSID_13,
124 EXT_BSSID_14,
125 EXT_BSSID_15,
126 EXT_BSSID_END
127 };
128
129 enum {
130 MT_HW_RDD0,
131 MT_HW_RDD1,
132 };
133
134 enum {
135 MT_RX_SEL0,
136 MT_RX_SEL1,
137 };
138
139 enum mt7615_rdd_cmd {
140 RDD_STOP,
141 RDD_START,
142 RDD_DET_MODE,
143 RDD_DET_STOP,
144 RDD_CAC_START,
145 RDD_CAC_END,
146 RDD_NORMAL_START,
147 RDD_DISABLE_DFS_CAL,
148 RDD_PULSE_DBG,
149 RDD_READ_PULSE,
150 RDD_RESUME_BF,
151 };
152
153 extern const struct ieee80211_ops mt7615_ops;
154 extern struct pci_driver mt7615_pci_driver;
155
156 u32 mt7615_reg_map(struct mt7615_dev *dev, u32 addr);
157
158 int mt7615_register_device(struct mt7615_dev *dev);
159 void mt7615_unregister_device(struct mt7615_dev *dev);
160 int mt7615_eeprom_init(struct mt7615_dev *dev);
161 int mt7615_eeprom_get_power_index(struct mt7615_dev *dev,
162 struct ieee80211_channel *chan,
163 u8 chain_idx);
164 int mt7615_dma_init(struct mt7615_dev *dev);
165 void mt7615_dma_cleanup(struct mt7615_dev *dev);
166 int mt7615_mcu_init(struct mt7615_dev *dev);
167 int mt7615_mcu_set_dev_info(struct mt7615_dev *dev,
168 struct ieee80211_vif *vif, bool enable);
169 int mt7615_mcu_set_bss_info(struct mt7615_dev *dev, struct ieee80211_vif *vif,
170 int en);
171 void mt7615_mac_set_rates(struct mt7615_dev *dev, struct mt7615_sta *sta,
172 struct ieee80211_tx_rate *probe_rate,
173 struct ieee80211_tx_rate *rates);
174 int mt7615_mcu_wtbl_bmc(struct mt7615_dev *dev, struct ieee80211_vif *vif,
175 bool enable);
176 int mt7615_mcu_add_wtbl(struct mt7615_dev *dev, struct ieee80211_vif *vif,
177 struct ieee80211_sta *sta);
178 int mt7615_mcu_del_wtbl(struct mt7615_dev *dev, struct ieee80211_sta *sta);
179 int mt7615_mcu_del_wtbl_all(struct mt7615_dev *dev);
180 int mt7615_mcu_set_sta_rec_bmc(struct mt7615_dev *dev,
181 struct ieee80211_vif *vif, bool en);
182 int mt7615_mcu_set_sta_rec(struct mt7615_dev *dev, struct ieee80211_vif *vif,
183 struct ieee80211_sta *sta, bool en);
184 int mt7615_mcu_set_bcn(struct mt7615_dev *dev, struct ieee80211_vif *vif,
185 int en);
186 int mt7615_mcu_set_channel(struct mt7615_dev *dev);
187 int mt7615_mcu_set_wmm(struct mt7615_dev *dev, u8 queue,
188 const struct ieee80211_tx_queue_params *params);
189 int mt7615_mcu_set_tx_ba(struct mt7615_dev *dev,
190 struct ieee80211_ampdu_params *params,
191 bool add);
192 int mt7615_mcu_set_rx_ba(struct mt7615_dev *dev,
193 struct ieee80211_ampdu_params *params,
194 bool add);
195 int mt7615_mcu_set_ht_cap(struct mt7615_dev *dev, struct ieee80211_vif *vif,
196 struct ieee80211_sta *sta);
197 void mt7615_mcu_rx_event(struct mt7615_dev *dev, struct sk_buff *skb);
198 int mt7615_mcu_rdd_cmd(struct mt7615_dev *dev,
199 enum mt7615_rdd_cmd cmd, u8 index,
200 u8 rx_sel, u8 val);
201 int mt7615_dfs_start_radar_detector(struct mt7615_dev *dev);
202 int mt7615_dfs_stop_radar_detector(struct mt7615_dev *dev);
203 int mt7615_mcu_rdd_send_pattern(struct mt7615_dev *dev);
204
is_mt7622(struct mt76_dev * dev)205 static inline bool is_mt7622(struct mt76_dev *dev)
206 {
207 return mt76_chip(dev) == 0x7622;
208 }
209
mt7615_dfs_check_channel(struct mt7615_dev * dev)210 static inline void mt7615_dfs_check_channel(struct mt7615_dev *dev)
211 {
212 enum nl80211_chan_width width = dev->mt76.chandef.width;
213 u32 freq = dev->mt76.chandef.chan->center_freq;
214 struct ieee80211_hw *hw = mt76_hw(dev);
215
216 if (hw->conf.chandef.chan->center_freq != freq ||
217 hw->conf.chandef.width != width)
218 dev->dfs_state = -1;
219 }
220
mt7615_irq_enable(struct mt7615_dev * dev,u32 mask)221 static inline void mt7615_irq_enable(struct mt7615_dev *dev, u32 mask)
222 {
223 mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, 0, mask);
224 }
225
mt7615_irq_disable(struct mt7615_dev * dev,u32 mask)226 static inline void mt7615_irq_disable(struct mt7615_dev *dev, u32 mask)
227 {
228 mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, mask, 0);
229 }
230
231 void mt7615_update_channel(struct mt76_dev *mdev);
232 void mt7615_mac_cca_stats_reset(struct mt7615_dev *dev);
233 void mt7615_mac_set_scs(struct mt7615_dev *dev, bool enable);
234 int mt7615_mac_write_txwi(struct mt7615_dev *dev, __le32 *txwi,
235 struct sk_buff *skb, struct mt76_wcid *wcid,
236 struct ieee80211_sta *sta, int pid,
237 struct ieee80211_key_conf *key);
238 int mt7615_mac_fill_rx(struct mt7615_dev *dev, struct sk_buff *skb);
239 void mt7615_mac_add_txs(struct mt7615_dev *dev, void *data);
240 void mt7615_mac_tx_free(struct mt7615_dev *dev, struct sk_buff *skb);
241 int mt7615_mac_wtbl_set_key(struct mt7615_dev *dev, struct mt76_wcid *wcid,
242 struct ieee80211_key_conf *key,
243 enum set_key_cmd cmd);
244
245 int mt7615_mcu_set_eeprom(struct mt7615_dev *dev);
246 int mt7615_mcu_init_mac(struct mt7615_dev *dev);
247 int mt7615_mcu_set_rts_thresh(struct mt7615_dev *dev, u32 val);
248 int mt7615_mcu_ctrl_pm_state(struct mt7615_dev *dev, int enter);
249 int mt7615_mcu_get_temperature(struct mt7615_dev *dev, int index);
250 int mt7615_mcu_set_tx_power(struct mt7615_dev *dev);
251 void mt7615_mcu_exit(struct mt7615_dev *dev);
252
253 int mt7615_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
254 enum mt76_txq_id qid, struct mt76_wcid *wcid,
255 struct ieee80211_sta *sta,
256 struct mt76_tx_info *tx_info);
257
258 void mt7615_tx_complete_skb(struct mt76_dev *mdev, enum mt76_txq_id qid,
259 struct mt76_queue_entry *e);
260
261 void mt7615_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
262 struct sk_buff *skb);
263 void mt7615_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps);
264 int mt7615_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
265 struct ieee80211_sta *sta);
266 void mt7615_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif,
267 struct ieee80211_sta *sta);
268 void mt7615_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
269 struct ieee80211_sta *sta);
270 void mt7615_mac_work(struct work_struct *work);
271 void mt7615_txp_skb_unmap(struct mt76_dev *dev,
272 struct mt76_txwi_cache *txwi);
273 int mt76_dfs_start_rdd(struct mt7615_dev *dev, bool force);
274 int mt7615_dfs_init_radar_detector(struct mt7615_dev *dev);
275
276 int mt7615_init_debugfs(struct mt7615_dev *dev);
277
278 #endif
279