1 /* SPDX-License-Identifier: ISC */
2
3 #ifndef __MT7603_H
4 #define __MT7603_H
5
6 #include <linux/interrupt.h>
7 #include <linux/ktime.h>
8 #include "../mt76.h"
9 #include "regs.h"
10
11 #define MT7603_MAX_INTERFACES 4
12 #define MT7603_WTBL_SIZE 128
13 #define MT7603_WTBL_RESERVED (MT7603_WTBL_SIZE - 1)
14 #define MT7603_WTBL_STA (MT7603_WTBL_RESERVED - MT7603_MAX_INTERFACES)
15
16 #define MT7603_RATE_RETRY 2
17
18 #define MT7603_MCU_RX_RING_SIZE 64
19 #define MT7603_RX_RING_SIZE 128
20 #define MT7603_TX_RING_SIZE 256
21 #define MT7603_PSD_RING_SIZE 128
22
23 #define MT7603_FIRMWARE_E1 "mt7603_e1.bin"
24 #define MT7603_FIRMWARE_E2 "mt7603_e2.bin"
25 #define MT7628_FIRMWARE_E1 "mt7628_e1.bin"
26 #define MT7628_FIRMWARE_E2 "mt7628_e2.bin"
27
28 #define MT7603_EEPROM_SIZE 1024
29
30 #define MT_AGG_SIZE_LIMIT(_n) (((_n) + 1) * 4)
31
32 #define MT7603_PRE_TBTT_TIME 5000 /* ms */
33
34 #define MT7603_WATCHDOG_TIME 100 /* ms */
35 #define MT7603_WATCHDOG_TIMEOUT 10 /* number of checks */
36
37 #define MT7603_EDCCA_BLOCK_TH 10
38
39 #define MT7603_CFEND_RATE_DEFAULT 0x69 /* chip default (24M) */
40 #define MT7603_CFEND_RATE_11B 0x03 /* 11B LP, 11M */
41
42 struct mt7603_vif;
43 struct mt7603_sta;
44
45 enum {
46 MT7603_REV_E1 = 0x00,
47 MT7603_REV_E2 = 0x10,
48 MT7628_REV_E1 = 0x8a00,
49 };
50
51 enum mt7603_bw {
52 MT_BW_20,
53 MT_BW_40,
54 MT_BW_80,
55 };
56
57 struct mt7603_rate_set {
58 struct ieee80211_tx_rate probe_rate;
59 struct ieee80211_tx_rate rates[4];
60 };
61
62 struct mt7603_sta {
63 struct mt76_wcid wcid; /* must be first */
64
65 struct mt7603_vif *vif;
66
67 u32 tx_airtime_ac[4];
68
69 struct sk_buff_head psq;
70
71 struct ieee80211_tx_rate rates[4];
72
73 struct mt7603_rate_set rateset[2];
74 u32 rate_set_tsf;
75
76 u8 rate_count;
77 u8 n_rates;
78
79 u8 rate_probe;
80 u8 smps;
81
82 u8 ps;
83 };
84
85 struct mt7603_vif {
86 struct mt7603_sta sta; /* must be first */
87
88 u8 idx;
89 };
90
91 enum mt7603_reset_cause {
92 RESET_CAUSE_TX_HANG,
93 RESET_CAUSE_TX_BUSY,
94 RESET_CAUSE_RX_BUSY,
95 RESET_CAUSE_BEACON_STUCK,
96 RESET_CAUSE_RX_PSE_BUSY,
97 RESET_CAUSE_MCU_HANG,
98 RESET_CAUSE_RESET_FAILED,
99 __RESET_CAUSE_MAX
100 };
101
102 struct mt7603_dev {
103 union { /* must be first */
104 struct mt76_dev mt76;
105 struct mt76_phy mphy;
106 };
107
108 const struct mt76_bus_ops *bus_ops;
109
110 u32 rxfilter;
111
112 struct mt7603_sta global_sta;
113
114 u32 agc0, agc3;
115 u32 false_cca_ofdm, false_cca_cck;
116 unsigned long last_cca_adj;
117
118 u32 ampdu_ref;
119 u32 rx_ampdu_ts;
120 u8 rssi_offset[3];
121
122 u8 slottime;
123 s16 coverage_class;
124
125 s8 tx_power_limit;
126
127 ktime_t ed_time;
128
129 spinlock_t ps_lock;
130
131 u8 mcu_running;
132
133 u8 ed_monitor_enabled;
134 u8 ed_monitor;
135 s8 ed_trigger;
136 u8 ed_strict_mode;
137 u8 ed_strong_signal;
138
139 bool dynamic_sensitivity;
140 s8 sensitivity;
141 u8 sensitivity_limit;
142
143 u8 beacon_check;
144 u8 tx_hang_check;
145 u8 tx_dma_check;
146 u8 rx_dma_check;
147 u8 rx_pse_check;
148 u8 mcu_hang;
149
150 enum mt7603_reset_cause cur_reset_cause;
151
152 u16 tx_dma_idx[4];
153 u16 rx_dma_idx;
154
155 u32 reset_test;
156
157 unsigned int reset_cause[__RESET_CAUSE_MAX];
158 };
159
160 extern const struct mt76_driver_ops mt7603_drv_ops;
161 extern const struct ieee80211_ops mt7603_ops;
162 extern struct pci_driver mt7603_pci_driver;
163 extern struct platform_driver mt76_wmac_driver;
164
is_mt7603(struct mt7603_dev * dev)165 static inline bool is_mt7603(struct mt7603_dev *dev)
166 {
167 return mt76xx_chip(dev) == 0x7603;
168 }
169
is_mt7628(struct mt7603_dev * dev)170 static inline bool is_mt7628(struct mt7603_dev *dev)
171 {
172 return mt76xx_chip(dev) == 0x7628;
173 }
174
175 /* need offset to prevent conflict with ampdu_ack_len */
176 #define MT_RATE_DRIVER_DATA_OFFSET 4
177
178 u32 mt7603_reg_map(struct mt7603_dev *dev, u32 addr);
179
180 irqreturn_t mt7603_irq_handler(int irq, void *dev_instance);
181
182 int mt7603_register_device(struct mt7603_dev *dev);
183 void mt7603_unregister_device(struct mt7603_dev *dev);
184 int mt7603_eeprom_init(struct mt7603_dev *dev);
185 int mt7603_dma_init(struct mt7603_dev *dev);
186 void mt7603_dma_cleanup(struct mt7603_dev *dev);
187 int mt7603_mcu_init(struct mt7603_dev *dev);
188 void mt7603_init_debugfs(struct mt7603_dev *dev);
189
mt7603_irq_enable(struct mt7603_dev * dev,u32 mask)190 static inline void mt7603_irq_enable(struct mt7603_dev *dev, u32 mask)
191 {
192 mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, 0, mask);
193 }
194
mt7603_irq_disable(struct mt7603_dev * dev,u32 mask)195 static inline void mt7603_irq_disable(struct mt7603_dev *dev, u32 mask)
196 {
197 mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, mask, 0);
198 }
199
200 void mt7603_mac_reset_counters(struct mt7603_dev *dev);
201 void mt7603_mac_dma_start(struct mt7603_dev *dev);
202 void mt7603_mac_start(struct mt7603_dev *dev);
203 void mt7603_mac_stop(struct mt7603_dev *dev);
204 void mt7603_mac_work(struct work_struct *work);
205 void mt7603_mac_set_timing(struct mt7603_dev *dev);
206 void mt7603_beacon_set_timer(struct mt7603_dev *dev, int idx, int intval);
207 int mt7603_mac_fill_rx(struct mt7603_dev *dev, struct sk_buff *skb);
208 void mt7603_mac_add_txs(struct mt7603_dev *dev, void *data);
209 void mt7603_mac_rx_ba_reset(struct mt7603_dev *dev, void *addr, u8 tid);
210 void mt7603_mac_tx_ba_reset(struct mt7603_dev *dev, int wcid, int tid,
211 int ba_size);
212 void mt7603_mac_sta_poll(struct mt7603_dev *dev);
213
214 void mt7603_pse_client_reset(struct mt7603_dev *dev);
215
216 int mt7603_set_channel(struct mt76_phy *mphy);
217 int mt7603_mcu_set_channel(struct mt7603_dev *dev);
218 int mt7603_mcu_set_eeprom(struct mt7603_dev *dev);
219 void mt7603_mcu_exit(struct mt7603_dev *dev);
220
221 void mt7603_wtbl_init(struct mt7603_dev *dev, int idx, int vif,
222 const u8 *mac_addr);
223 void mt7603_wtbl_clear(struct mt7603_dev *dev, int idx);
224 void mt7603_wtbl_update_cap(struct mt7603_dev *dev, struct ieee80211_sta *sta);
225 void mt7603_wtbl_set_rates(struct mt7603_dev *dev, struct mt7603_sta *sta,
226 struct ieee80211_tx_rate *probe_rate,
227 struct ieee80211_tx_rate *rates);
228 int mt7603_wtbl_set_key(struct mt7603_dev *dev, int wcid,
229 struct ieee80211_key_conf *key);
230 void mt7603_wtbl_set_ps(struct mt7603_dev *dev, struct mt7603_sta *sta,
231 bool enabled);
232 void mt7603_wtbl_set_smps(struct mt7603_dev *dev, struct mt7603_sta *sta,
233 bool enabled);
234 void mt7603_filter_tx(struct mt7603_dev *dev, int mac_idx, int idx, bool abort);
235
236 int mt7603_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
237 enum mt76_txq_id qid, struct mt76_wcid *wcid,
238 struct ieee80211_sta *sta,
239 struct mt76_tx_info *tx_info);
240
241 void mt7603_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e);
242
243 void mt7603_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
244 struct sk_buff *skb, u32 *info);
245 void mt7603_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q);
246 void mt7603_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps);
247 int mt7603_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
248 struct ieee80211_sta *sta);
249 int mt7603_sta_event(struct mt76_dev *mdev, struct ieee80211_vif *vif,
250 struct ieee80211_sta *sta, enum mt76_sta_event ev);
251 void mt7603_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
252 struct ieee80211_sta *sta);
253
254 void mt7603_pre_tbtt_tasklet(struct tasklet_struct *t);
255
256 void mt7603_update_channel(struct mt76_phy *mphy);
257
258 void mt7603_edcca_set_strict(struct mt7603_dev *dev, bool val);
259 void mt7603_cca_stats_reset(struct mt7603_dev *dev);
260
261 void mt7603_init_edcca(struct mt7603_dev *dev);
262 #endif
263