linux/drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h
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   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
  42struct mt7603_vif;
  43struct mt7603_sta;
  44
  45enum {
  46        MT7603_REV_E1 = 0x00,
  47        MT7603_REV_E2 = 0x10,
  48        MT7628_REV_E1 = 0x8a00,
  49};
  50
  51enum mt7603_bw {
  52        MT_BW_20,
  53        MT_BW_40,
  54        MT_BW_80,
  55};
  56
  57struct mt7603_rate_set {
  58        struct ieee80211_tx_rate probe_rate;
  59        struct ieee80211_tx_rate rates[4];
  60};
  61
  62struct mt7603_sta {
  63        struct mt76_wcid wcid; /* must be first */
  64
  65        struct mt7603_vif *vif;
  66
  67        struct list_head poll_list;
  68        u32 tx_airtime_ac[4];
  69
  70        struct sk_buff_head psq;
  71
  72        struct ieee80211_tx_rate rates[4];
  73
  74        struct mt7603_rate_set rateset[2];
  75        u32 rate_set_tsf;
  76
  77        u8 rate_count;
  78        u8 n_rates;
  79
  80        u8 rate_probe;
  81        u8 smps;
  82
  83        u8 ps;
  84};
  85
  86struct mt7603_vif {
  87        struct mt7603_sta sta; /* must be first */
  88
  89        u8 idx;
  90};
  91
  92enum mt7603_reset_cause {
  93        RESET_CAUSE_TX_HANG,
  94        RESET_CAUSE_TX_BUSY,
  95        RESET_CAUSE_RX_BUSY,
  96        RESET_CAUSE_BEACON_STUCK,
  97        RESET_CAUSE_RX_PSE_BUSY,
  98        RESET_CAUSE_MCU_HANG,
  99        RESET_CAUSE_RESET_FAILED,
 100        __RESET_CAUSE_MAX
 101};
 102
 103struct mt7603_dev {
 104        union { /* must be first */
 105                struct mt76_dev mt76;
 106                struct mt76_phy mphy;
 107        };
 108
 109        const struct mt76_bus_ops *bus_ops;
 110
 111        u32 rxfilter;
 112
 113        struct list_head sta_poll_list;
 114        spinlock_t sta_poll_lock;
 115
 116        struct mt7603_sta global_sta;
 117
 118        u32 agc0, agc3;
 119        u32 false_cca_ofdm, false_cca_cck;
 120        unsigned long last_cca_adj;
 121
 122        u32 ampdu_ref;
 123        __le32 rx_ampdu_ts;
 124        u8 rssi_offset[3];
 125
 126        u8 slottime;
 127        s16 coverage_class;
 128
 129        s8 tx_power_limit;
 130
 131        ktime_t ed_time;
 132
 133        spinlock_t ps_lock;
 134
 135        u8 mac_work_count;
 136
 137        u8 mcu_running;
 138
 139        u8 ed_monitor_enabled;
 140        u8 ed_monitor;
 141        s8 ed_trigger;
 142        u8 ed_strict_mode;
 143        u8 ed_strong_signal;
 144
 145        bool dynamic_sensitivity;
 146        s8 sensitivity;
 147        u8 sensitivity_limit;
 148
 149        u8 beacon_check;
 150        u8 tx_hang_check;
 151        u8 tx_dma_check;
 152        u8 rx_dma_check;
 153        u8 rx_pse_check;
 154        u8 mcu_hang;
 155
 156        enum mt7603_reset_cause cur_reset_cause;
 157
 158        u16 tx_dma_idx[4];
 159        u16 rx_dma_idx;
 160
 161        u32 reset_test;
 162
 163        unsigned int reset_cause[__RESET_CAUSE_MAX];
 164};
 165
 166extern const struct mt76_driver_ops mt7603_drv_ops;
 167extern const struct ieee80211_ops mt7603_ops;
 168extern struct pci_driver mt7603_pci_driver;
 169extern struct platform_driver mt76_wmac_driver;
 170
 171static inline bool is_mt7603(struct mt7603_dev *dev)
 172{
 173        return mt76xx_chip(dev) == 0x7603;
 174}
 175
 176static inline bool is_mt7628(struct mt7603_dev *dev)
 177{
 178        return mt76xx_chip(dev) == 0x7628;
 179}
 180
 181/* need offset to prevent conflict with ampdu_ack_len */
 182#define MT_RATE_DRIVER_DATA_OFFSET      4
 183
 184u32 mt7603_reg_map(struct mt7603_dev *dev, u32 addr);
 185
 186irqreturn_t mt7603_irq_handler(int irq, void *dev_instance);
 187
 188int mt7603_register_device(struct mt7603_dev *dev);
 189void mt7603_unregister_device(struct mt7603_dev *dev);
 190int mt7603_eeprom_init(struct mt7603_dev *dev);
 191int mt7603_dma_init(struct mt7603_dev *dev);
 192void mt7603_dma_cleanup(struct mt7603_dev *dev);
 193int mt7603_mcu_init(struct mt7603_dev *dev);
 194void mt7603_init_debugfs(struct mt7603_dev *dev);
 195
 196static inline void mt7603_irq_enable(struct mt7603_dev *dev, u32 mask)
 197{
 198        mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, 0, mask);
 199}
 200
 201static inline void mt7603_irq_disable(struct mt7603_dev *dev, u32 mask)
 202{
 203        mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, mask, 0);
 204}
 205
 206void mt7603_mac_reset_counters(struct mt7603_dev *dev);
 207void mt7603_mac_dma_start(struct mt7603_dev *dev);
 208void mt7603_mac_start(struct mt7603_dev *dev);
 209void mt7603_mac_stop(struct mt7603_dev *dev);
 210void mt7603_mac_work(struct work_struct *work);
 211void mt7603_mac_set_timing(struct mt7603_dev *dev);
 212void mt7603_beacon_set_timer(struct mt7603_dev *dev, int idx, int intval);
 213int mt7603_mac_fill_rx(struct mt7603_dev *dev, struct sk_buff *skb);
 214void mt7603_mac_add_txs(struct mt7603_dev *dev, void *data);
 215void mt7603_mac_rx_ba_reset(struct mt7603_dev *dev, void *addr, u8 tid);
 216void mt7603_mac_tx_ba_reset(struct mt7603_dev *dev, int wcid, int tid,
 217                            int ba_size);
 218void mt7603_mac_sta_poll(struct mt7603_dev *dev);
 219
 220void mt7603_pse_client_reset(struct mt7603_dev *dev);
 221
 222int mt7603_mcu_set_channel(struct mt7603_dev *dev);
 223int mt7603_mcu_set_eeprom(struct mt7603_dev *dev);
 224void mt7603_mcu_exit(struct mt7603_dev *dev);
 225
 226void mt7603_wtbl_init(struct mt7603_dev *dev, int idx, int vif,
 227                      const u8 *mac_addr);
 228void mt7603_wtbl_clear(struct mt7603_dev *dev, int idx);
 229void mt7603_wtbl_update_cap(struct mt7603_dev *dev, struct ieee80211_sta *sta);
 230void mt7603_wtbl_set_rates(struct mt7603_dev *dev, struct mt7603_sta *sta,
 231                           struct ieee80211_tx_rate *probe_rate,
 232                           struct ieee80211_tx_rate *rates);
 233int mt7603_wtbl_set_key(struct mt7603_dev *dev, int wcid,
 234                        struct ieee80211_key_conf *key);
 235void mt7603_wtbl_set_ps(struct mt7603_dev *dev, struct mt7603_sta *sta,
 236                        bool enabled);
 237void mt7603_wtbl_set_smps(struct mt7603_dev *dev, struct mt7603_sta *sta,
 238                          bool enabled);
 239void mt7603_filter_tx(struct mt7603_dev *dev, int idx, bool abort);
 240
 241int mt7603_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
 242                          enum mt76_txq_id qid, struct mt76_wcid *wcid,
 243                          struct ieee80211_sta *sta,
 244                          struct mt76_tx_info *tx_info);
 245
 246void mt7603_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e);
 247
 248void mt7603_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
 249                         struct sk_buff *skb);
 250void mt7603_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q);
 251void mt7603_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps);
 252int mt7603_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
 253                   struct ieee80211_sta *sta);
 254void mt7603_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif,
 255                      struct ieee80211_sta *sta);
 256void mt7603_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
 257                       struct ieee80211_sta *sta);
 258
 259void mt7603_pre_tbtt_tasklet(unsigned long arg);
 260
 261void mt7603_update_channel(struct mt76_dev *mdev);
 262
 263void mt7603_edcca_set_strict(struct mt7603_dev *dev, bool val);
 264void mt7603_cca_stats_reset(struct mt7603_dev *dev);
 265
 266void mt7603_init_edcca(struct mt7603_dev *dev);
 267#endif
 268