drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h

   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_RX_RING_SIZE     128
  19
  20 #define MT7603_FIRMWARE_E1      "mt7603_e1.bin"
  21 #define MT7603_FIRMWARE_E2      "mt7603_e2.bin"
  22 #define MT7628_FIRMWARE_E1      "mt7628_e1.bin"
  23 #define MT7628_FIRMWARE_E2      "mt7628_e2.bin"
  24
  25 #define MT7603_EEPROM_SIZE      1024
  26
  27 #define MT_AGG_SIZE_LIMIT(_n)   (((_n) + 1) * 4)
  28
  29 #define MT7603_PRE_TBTT_TIME    5000 /* ms */
  30
  31 #define MT7603_WATCHDOG_TIME    100 /* ms */
  32 #define MT7603_WATCHDOG_TIMEOUT 10 /* number of checks */
  33
  34 #define MT7603_EDCCA_BLOCK_TH   10
  35
  36 #define MT7603_CFEND_RATE_DEFAULT       0x69 /* chip default (24M) */
  37 #define MT7603_CFEND_RATE_11B           0x03 /* 11B LP, 11M */
  38
  39 struct mt7603_vif;
  40 struct mt7603_sta;
  41
  42 enum {
  43         MT7603_REV_E1 = 0x00,
  44         MT7603_REV_E2 = 0x10,
  45         MT7628_REV_E1 = 0x8a00,
  46 };
  47
  48 enum mt7603_bw {
  49         MT_BW_20,
  50         MT_BW_40,
  51         MT_BW_80,
  52 };
  53
  54 struct mt7603_rate_set {
  55         struct ieee80211_tx_rate probe_rate;
  56         struct ieee80211_tx_rate rates[4];
  57 };
  58
  59 struct mt7603_sta {
  60         struct mt76_wcid wcid; /* must be first */
  61
  62         struct mt7603_vif *vif;
  63
  64         struct sk_buff_head psq;
  65
  66         struct ieee80211_tx_rate rates[4];
  67
  68         struct mt7603_rate_set rateset[2];
  69         u32 rate_set_tsf;
  70
  71         u8 rate_count;
  72         u8 n_rates;
  73
  74         u8 rate_probe;
  75         u8 smps;
  76
  77         u8 ps;
  78 };
  79
  80 struct mt7603_vif {
  81         struct mt7603_sta sta; /* must be first */
  82
  83         u8 idx;
  84 };
  85
  86 enum mt7603_reset_cause {
  87         RESET_CAUSE_TX_HANG,
  88         RESET_CAUSE_TX_BUSY,
  89         RESET_CAUSE_RX_BUSY,
  90         RESET_CAUSE_BEACON_STUCK,
  91         RESET_CAUSE_RX_PSE_BUSY,
  92         RESET_CAUSE_MCU_HANG,
  93         RESET_CAUSE_RESET_FAILED,
  94         __RESET_CAUSE_MAX
  95 };
  96
  97 struct mt7603_dev {
  98         struct mt76_dev mt76; /* must be first */
  99
 100         const struct mt76_bus_ops *bus_ops;
 101
 102         u32 rxfilter;
 103
 104         u8 vif_mask;
 105
 106         struct mt7603_sta global_sta;
 107
 108         u32 agc0, agc3;
 109         u32 false_cca_ofdm, false_cca_cck;
 110         unsigned long last_cca_adj;
 111
 112         u8 rssi_offset[3];
 113
 114         u8 slottime;
 115         s16 coverage_class;
 116
 117         s8 tx_power_limit;
 118
 119         ktime_t ed_time;
 120
 121         struct mt76_queue q_rx;
 122
 123         spinlock_t ps_lock;
 124
 125         u8 mac_work_count;
 126
 127         u8 mcu_running;
 128
 129         u8 ed_monitor_enabled;
 130         u8 ed_monitor;
 131         s8 ed_trigger;
 132         u8 ed_strict_mode;
 133         u8 ed_strong_signal;
 134
 135         s8 sensitivity;
 136
 137         u8 beacon_check;
 138         u8 tx_hang_check;
 139         u8 tx_dma_check;
 140         u8 rx_dma_check;
 141         u8 rx_pse_check;
 142         u8 mcu_hang;
 143
 144         enum mt7603_reset_cause cur_reset_cause;
 145
 146         u16 tx_dma_idx[4];
 147         u16 rx_dma_idx;
 148
 149         u32 reset_test;
 150
 151         unsigned int reset_cause[__RESET_CAUSE_MAX];
 152 };
 153
 154 extern const struct mt76_driver_ops mt7603_drv_ops;
 155 extern const struct ieee80211_ops mt7603_ops;
 156 extern struct pci_driver mt7603_pci_driver;
 157 extern struct platform_driver mt76_wmac_driver;
 158
 159 static inline bool is_mt7603(struct mt7603_dev *dev)
 160 {
 161         return mt76xx_chip(dev) == 0x7603;
 162 }
 163
 164 static inline bool is_mt7628(struct mt7603_dev *dev)
 165 {
 166         return mt76xx_chip(dev) == 0x7628;
 167 }
 168
 169 /* need offset to prevent conflict with ampdu_ack_len */
 170 #define MT_RATE_DRIVER_DATA_OFFSET      4
 171
 172 u32 mt7603_reg_map(struct mt7603_dev *dev, u32 addr);
 173
 174 irqreturn_t mt7603_irq_handler(int irq, void *dev_instance);
 175
 176 int mt7603_register_device(struct mt7603_dev *dev);
 177 void mt7603_unregister_device(struct mt7603_dev *dev);
 178 int mt7603_eeprom_init(struct mt7603_dev *dev);
 179 int mt7603_dma_init(struct mt7603_dev *dev);
 180 void mt7603_dma_cleanup(struct mt7603_dev *dev);
 181 int mt7603_mcu_init(struct mt7603_dev *dev);
 182 void mt7603_init_debugfs(struct mt7603_dev *dev);
 183
 184 static inline void mt7603_irq_enable(struct mt7603_dev *dev, u32 mask)
 185 {
 186         mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, 0, mask);
 187 }
 188
 189 static inline void mt7603_irq_disable(struct mt7603_dev *dev, u32 mask)
 190 {
 191         mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, mask, 0);
 192 }
 193
 194 void mt7603_mac_dma_start(struct mt7603_dev *dev);
 195 void mt7603_mac_start(struct mt7603_dev *dev);
 196 void mt7603_mac_stop(struct mt7603_dev *dev);
 197 void mt7603_mac_work(struct work_struct *work);
 198 void mt7603_mac_set_timing(struct mt7603_dev *dev);
 199 void mt7603_beacon_set_timer(struct mt7603_dev *dev, int idx, int intval);
 200 int mt7603_mac_fill_rx(struct mt7603_dev *dev, struct sk_buff *skb);
 201 void mt7603_mac_add_txs(struct mt7603_dev *dev, void *data);
 202 void mt7603_mac_rx_ba_reset(struct mt7603_dev *dev, void *addr, u8 tid);
 203 void mt7603_mac_tx_ba_reset(struct mt7603_dev *dev, int wcid, int tid,
 204                             int ba_size);
 205
 206 void mt7603_pse_client_reset(struct mt7603_dev *dev);
 207
 208 int mt7603_mcu_set_channel(struct mt7603_dev *dev);
 209 int mt7603_mcu_set_eeprom(struct mt7603_dev *dev);
 210 void mt7603_mcu_exit(struct mt7603_dev *dev);
 211
 212 void mt7603_wtbl_init(struct mt7603_dev *dev, int idx, int vif,
 213                       const u8 *mac_addr);
 214 void mt7603_wtbl_clear(struct mt7603_dev *dev, int idx);
 215 void mt7603_wtbl_update_cap(struct mt7603_dev *dev, struct ieee80211_sta *sta);
 216 void mt7603_wtbl_set_rates(struct mt7603_dev *dev, struct mt7603_sta *sta,
 217                            struct ieee80211_tx_rate *probe_rate,
 218                            struct ieee80211_tx_rate *rates);
 219 int mt7603_wtbl_set_key(struct mt7603_dev *dev, int wcid,
 220                         struct ieee80211_key_conf *key);
 221 void mt7603_wtbl_set_ps(struct mt7603_dev *dev, struct mt7603_sta *sta,
 222                         bool enabled);
 223 void mt7603_wtbl_set_smps(struct mt7603_dev *dev, struct mt7603_sta *sta,
 224                           bool enabled);
 225 void mt7603_filter_tx(struct mt7603_dev *dev, int idx, bool abort);
 226
 227 int mt7603_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
 228                           enum mt76_txq_id qid, struct mt76_wcid *wcid,
 229                           struct ieee80211_sta *sta,
 230                           struct mt76_tx_info *tx_info);
 231
 232 void mt7603_tx_complete_skb(struct mt76_dev *mdev, enum mt76_txq_id qid,
 233                             struct mt76_queue_entry *e);
 234
 235 void mt7603_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
 236                          struct sk_buff *skb);
 237 void mt7603_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q);
 238 void mt7603_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps);
 239 int mt7603_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
 240                    struct ieee80211_sta *sta);
 241 void mt7603_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif,
 242                       struct ieee80211_sta *sta);
 243 void mt7603_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
 244                        struct ieee80211_sta *sta);
 245
 246 void mt7603_pre_tbtt_tasklet(unsigned long arg);
 247
 248 void mt7603_update_channel(struct mt76_dev *mdev);
 249
 250 void mt7603_edcca_set_strict(struct mt7603_dev *dev, bool val);
 251 void mt7603_cca_stats_reset(struct mt7603_dev *dev);
 252
 253 void mt7603_init_edcca(struct mt7603_dev *dev);
 254 #endif