1 /* SPDX-License-Identifier: ISC */
2 /* Copyright (C) 2020 MediaTek Inc. */
7 #include <linux/interrupt.h>
8 #include <linux/ktime.h>
9 #include "../mt76_connac_mcu.h"
12 #define MT7921_MAX_INTERFACES 4
13 #define MT7921_MAX_WMM_SETS 4
14 #define MT7921_WTBL_SIZE 20
15 #define MT7921_WTBL_RESERVED (MT7921_WTBL_SIZE - 1)
16 #define MT7921_WTBL_STA (MT7921_WTBL_RESERVED - \
17 MT7921_MAX_INTERFACES)
19 #define MT7921_PM_TIMEOUT (HZ / 12)
20 #define MT7921_HW_SCAN_TIMEOUT (HZ / 10)
21 #define MT7921_WATCHDOG_TIME (HZ / 4)
22 #define MT7921_RESET_TIMEOUT (30 * HZ)
24 #define MT7921_TX_RING_SIZE 2048
25 #define MT7921_TX_MCU_RING_SIZE 256
26 #define MT7921_TX_FWDL_RING_SIZE 128
28 #define MT7921_RX_RING_SIZE 1536
29 #define MT7921_RX_MCU_RING_SIZE 512
31 #define MT7921_DRV_OWN_RETRY_COUNT 10
32 #define MT7921_MCU_INIT_RETRY_COUNT 10
33 #define MT7921_WFSYS_INIT_RETRY_COUNT 2
35 #define MT7921_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7961_1.bin"
36 #define MT7921_ROM_PATCH "mediatek/WIFI_MT7961_patch_mcu_1_2_hdr.bin"
38 #define MT7922_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7922_1.bin"
39 #define MT7922_ROM_PATCH "mediatek/WIFI_MT7922_patch_mcu_1_1_hdr.bin"
41 #define MT7921_EEPROM_SIZE 3584
42 #define MT7921_TOKEN_SIZE 8192
44 #define MT7921_CFEND_RATE_DEFAULT 0x49 /* OFDM 24M */
45 #define MT7921_CFEND_RATE_11B 0x03 /* 11B LP, 11M */
47 #define MT7921_SKU_RATE_NUM 161
48 #define MT7921_SKU_MAX_DELTA_IDX MT7921_SKU_RATE_NUM
49 #define MT7921_SKU_TABLE_SIZE (MT7921_SKU_RATE_NUM + 1)
51 #define MT7921_SDIO_HDR_TX_BYTES GENMASK(15, 0)
52 #define MT7921_SDIO_HDR_PKT_TYPE GENMASK(17, 16)
54 enum mt7921_sdio_pkt_type {
61 struct mt7921_sdio_intr {
74 #define to_rssi(field, rxv) ((FIELD_GET(field, rxv) - 220) / 2)
75 #define to_rcpi(rssi) (2 * (rssi) + 220)
90 MT7921_RXQ_MCU_WM = 0,
94 struct mt76_wcid wcid; /* must be first */
96 struct mt7921_vif *vif;
98 struct list_head poll_list;
101 unsigned long last_txs;
102 unsigned long ampdu_state;
103 struct mt76_sta_stats stats;
105 struct mt76_connac_sta_key_conf bip;
108 DECLARE_EWMA(rssi, 10, 8);
111 struct mt76_vif mt76; /* must be first */
113 struct mt7921_sta sta;
114 struct mt7921_sta *wep_sta;
116 struct mt7921_phy *phy;
118 struct ewma_rssi rssi;
120 struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
130 u32 tx_bf_ibf_ppdu_cnt;
131 u32 tx_bf_ebf_ppdu_cnt;
132 u32 tx_bf_rx_fb_all_cnt;
133 u32 tx_bf_rx_fb_he_cnt;
134 u32 tx_bf_rx_fb_vht_cnt;
135 u32 tx_bf_rx_fb_ht_cnt;
138 u32 tx_mpdu_attempts_cnt;
139 u32 tx_mpdu_success_cnt;
145 u32 rx_ampdu_bytes_cnt;
153 struct mt76_phy *mt76;
154 struct mt7921_dev *dev;
156 struct ieee80211_sband_iftype_data iftype[NUM_NL80211_BANDS][NUM_NL80211_IFTYPES];
169 struct mib_stats mib;
173 struct sk_buff_head scan_event_list;
174 struct delayed_work scan_work;
177 #define mt7921_init_reset(dev) ((dev)->hif_ops->init_reset(dev))
178 #define mt7921_dev_reset(dev) ((dev)->hif_ops->reset(dev))
179 #define mt7921_mcu_init(dev) ((dev)->hif_ops->mcu_init(dev))
180 #define __mt7921_mcu_drv_pmctrl(dev) ((dev)->hif_ops->drv_own(dev))
181 #define __mt7921_mcu_fw_pmctrl(dev) ((dev)->hif_ops->fw_own(dev))
182 struct mt7921_hif_ops {
183 int (*init_reset)(struct mt7921_dev *dev);
184 int (*reset)(struct mt7921_dev *dev);
185 int (*mcu_init)(struct mt7921_dev *dev);
186 int (*drv_own)(struct mt7921_dev *dev);
187 int (*fw_own)(struct mt7921_dev *dev);
191 union { /* must be first */
192 struct mt76_dev mt76;
193 struct mt76_phy mphy;
196 const struct mt76_bus_ops *bus_ops;
197 struct mt7921_phy phy;
198 struct tasklet_struct irq_tasklet;
200 struct work_struct reset_work;
201 bool hw_full_reset:1;
205 struct list_head sta_poll_list;
206 spinlock_t sta_poll_lock;
208 struct work_struct init_work;
212 struct mt76_connac_pm pm;
213 struct mt76_connac_coredump coredump;
214 const struct mt7921_hif_ops *hif_ops;
224 struct mt7921_txpwr {
244 } data[TXPWR_MAX_NUM];
252 MT_LMAC_ALTX0 = 0x10,
257 static inline struct mt7921_phy *
258 mt7921_hw_phy(struct ieee80211_hw *hw)
260 struct mt76_phy *phy = hw->priv;
265 static inline struct mt7921_dev *
266 mt7921_hw_dev(struct ieee80211_hw *hw)
268 struct mt76_phy *phy = hw->priv;
270 return container_of(phy->dev, struct mt7921_dev, mt76);
273 #define mt7921_mutex_acquire(dev) \
274 mt76_connac_mutex_acquire(&(dev)->mt76, &(dev)->pm)
275 #define mt7921_mutex_release(dev) \
276 mt76_connac_mutex_release(&(dev)->mt76, &(dev)->pm)
278 extern const struct ieee80211_ops mt7921_ops;
279 extern struct pci_driver mt7921_pci_driver;
281 u32 mt7921_reg_map(struct mt7921_dev *dev, u32 addr);
283 int __mt7921_start(struct mt7921_phy *phy);
284 int mt7921_register_device(struct mt7921_dev *dev);
285 void mt7921_unregister_device(struct mt7921_dev *dev);
286 int mt7921_dma_init(struct mt7921_dev *dev);
287 int mt7921_wpdma_reset(struct mt7921_dev *dev, bool force);
288 int mt7921_wpdma_reinit_cond(struct mt7921_dev *dev);
289 void mt7921_dma_cleanup(struct mt7921_dev *dev);
290 int mt7921_run_firmware(struct mt7921_dev *dev);
291 int mt7921_mcu_sta_update(struct mt7921_dev *dev, struct ieee80211_sta *sta,
292 struct ieee80211_vif *vif, bool enable,
293 enum mt76_sta_info_state state);
294 int mt7921_mcu_set_chan_info(struct mt7921_phy *phy, int cmd);
295 int mt7921_mcu_set_tx(struct mt7921_dev *dev, struct ieee80211_vif *vif);
296 int mt7921_mcu_set_eeprom(struct mt7921_dev *dev);
297 int mt7921_mcu_get_rx_rate(struct mt7921_phy *phy, struct ieee80211_vif *vif,
298 struct ieee80211_sta *sta, struct rate_info *rate);
299 int mt7921_mcu_fw_log_2_host(struct mt7921_dev *dev, u8 ctrl);
300 void mt7921_mcu_rx_event(struct mt7921_dev *dev, struct sk_buff *skb);
301 void mt7921_mcu_exit(struct mt7921_dev *dev);
303 static inline void mt7921_irq_enable(struct mt7921_dev *dev, u32 mask)
305 mt76_set_irq_mask(&dev->mt76, 0, 0, mask);
307 tasklet_schedule(&dev->irq_tasklet);
311 mt7921_reg_map_l1(struct mt7921_dev *dev, u32 addr)
313 u32 offset = FIELD_GET(MT_HIF_REMAP_L1_OFFSET, addr);
314 u32 base = FIELD_GET(MT_HIF_REMAP_L1_BASE, addr);
316 mt76_rmw_field(dev, MT_HIF_REMAP_L1, MT_HIF_REMAP_L1_MASK, base);
317 /* use read to push write */
318 mt76_rr(dev, MT_HIF_REMAP_L1);
320 return MT_HIF_REMAP_BASE_L1 + offset;
324 mt7921_l1_rr(struct mt7921_dev *dev, u32 addr)
326 return mt76_rr(dev, mt7921_reg_map_l1(dev, addr));
330 mt7921_l1_wr(struct mt7921_dev *dev, u32 addr, u32 val)
332 mt76_wr(dev, mt7921_reg_map_l1(dev, addr), val);
336 mt7921_l1_rmw(struct mt7921_dev *dev, u32 addr, u32 mask, u32 val)
338 val |= mt7921_l1_rr(dev, addr) & ~mask;
339 mt7921_l1_wr(dev, addr, val);
344 #define mt7921_l1_set(dev, addr, val) mt7921_l1_rmw(dev, addr, 0, val)
345 #define mt7921_l1_clear(dev, addr, val) mt7921_l1_rmw(dev, addr, val, 0)
347 static inline bool mt7921_dma_need_reinit(struct mt7921_dev *dev)
349 return !mt76_get_field(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT);
352 static inline void mt7921_mcu_tx_cleanup(struct mt7921_dev *dev)
354 mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_WM], false);
355 mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_WA], false);
359 mt7921_skb_add_usb_sdio_hdr(struct mt7921_dev *dev, struct sk_buff *skb,
364 len = mt76_is_usb(&dev->mt76) ? skb->len : skb->len + sizeof(hdr);
365 hdr = FIELD_PREP(MT7921_SDIO_HDR_TX_BYTES, len) |
366 FIELD_PREP(MT7921_SDIO_HDR_PKT_TYPE, type);
368 put_unaligned_le32(hdr, skb_push(skb, sizeof(hdr)));
371 void mt7921_stop(struct ieee80211_hw *hw);
372 int mt7921_mac_init(struct mt7921_dev *dev);
373 bool mt7921_mac_wtbl_update(struct mt7921_dev *dev, int idx, u32 mask);
374 void mt7921_mac_reset_counters(struct mt7921_phy *phy);
375 void mt7921_mac_set_timing(struct mt7921_phy *phy);
376 int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
377 struct ieee80211_sta *sta);
378 void mt7921_mac_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif,
379 struct ieee80211_sta *sta);
380 void mt7921_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
381 struct ieee80211_sta *sta);
382 void mt7921_mac_work(struct work_struct *work);
383 void mt7921_mac_reset_work(struct work_struct *work);
384 void mt7921_mac_update_mib_stats(struct mt7921_phy *phy);
385 void mt7921_reset(struct mt76_dev *mdev);
386 int mt7921e_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
387 enum mt76_txq_id qid, struct mt76_wcid *wcid,
388 struct ieee80211_sta *sta,
389 struct mt76_tx_info *tx_info);
391 void mt7921_tx_worker(struct mt76_worker *w);
392 void mt7921e_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e);
393 void mt7921_tx_token_put(struct mt7921_dev *dev);
394 void mt7921_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
395 struct sk_buff *skb);
396 void mt7921_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps);
397 void mt7921_stats_work(struct work_struct *work);
398 void mt7921_set_stream_he_caps(struct mt7921_phy *phy);
399 void mt7921_update_channel(struct mt76_phy *mphy);
400 int mt7921_init_debugfs(struct mt7921_dev *dev);
402 int mt7921_mcu_set_beacon_filter(struct mt7921_dev *dev,
403 struct ieee80211_vif *vif,
405 int mt7921_mcu_uni_tx_ba(struct mt7921_dev *dev,
406 struct ieee80211_ampdu_params *params,
408 int mt7921_mcu_uni_rx_ba(struct mt7921_dev *dev,
409 struct ieee80211_ampdu_params *params,
411 void mt7921_scan_work(struct work_struct *work);
412 int mt7921_mcu_uni_bss_ps(struct mt7921_dev *dev, struct ieee80211_vif *vif);
413 int mt7921_mcu_drv_pmctrl(struct mt7921_dev *dev);
414 int mt7921_mcu_fw_pmctrl(struct mt7921_dev *dev);
415 void mt7921_pm_wake_work(struct work_struct *work);
416 void mt7921_pm_power_save_work(struct work_struct *work);
417 void mt7921_coredump_work(struct work_struct *work);
418 int mt7921_wfsys_reset(struct mt7921_dev *dev);
419 int mt7921_get_txpwr_info(struct mt7921_dev *dev, struct mt7921_txpwr *txpwr);
420 int mt7921_testmode_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
421 void *data, int len);
422 int mt7921_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *msg,
423 struct netlink_callback *cb, void *data, int len);
424 void mt7921_mac_write_txwi(struct mt7921_dev *dev, __le32 *txwi,
425 struct sk_buff *skb, struct mt76_wcid *wcid,
426 struct ieee80211_key_conf *key, int pid,
428 void mt7921_tx_check_aggr(struct ieee80211_sta *sta, __le32 *txwi);
429 void mt7921_mac_sta_poll(struct mt7921_dev *dev);
430 int mt7921_mcu_fill_message(struct mt76_dev *mdev, struct sk_buff *skb,
431 int cmd, int *wait_seq);
432 int mt7921_mcu_parse_response(struct mt76_dev *mdev, int cmd,
433 struct sk_buff *skb, int seq);
435 bool mt7921e_rx_check(struct mt76_dev *mdev, void *data, int len);
436 void mt7921e_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
437 struct sk_buff *skb);
438 int mt7921e_driver_own(struct mt7921_dev *dev);
439 int mt7921e_mac_reset(struct mt7921_dev *dev);
440 int mt7921e_mcu_init(struct mt7921_dev *dev);
441 int mt7921s_wfsys_reset(struct mt7921_dev *dev);
442 int mt7921s_mac_reset(struct mt7921_dev *dev);
443 int mt7921s_init_reset(struct mt7921_dev *dev);
444 int __mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev);
445 int mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev);
446 int mt7921e_mcu_fw_pmctrl(struct mt7921_dev *dev);
448 int mt7921s_mcu_init(struct mt7921_dev *dev);
449 int mt7921s_mcu_drv_pmctrl(struct mt7921_dev *dev);
450 int mt7921s_mcu_fw_pmctrl(struct mt7921_dev *dev);
451 void mt7921_mac_add_txs(struct mt7921_dev *dev, void *data);
452 void mt7921_set_runtime_pm(struct mt7921_dev *dev);
453 int mt7921_mcu_set_sniffer(struct mt7921_dev *dev, struct ieee80211_vif *vif,
456 int mt7921_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
457 enum mt76_txq_id qid, struct mt76_wcid *wcid,
458 struct ieee80211_sta *sta,
459 struct mt76_tx_info *tx_info);
460 void mt7921_usb_sdio_tx_complete_skb(struct mt76_dev *mdev,
461 struct mt76_queue_entry *e);
462 bool mt7921_usb_sdio_tx_status_data(struct mt76_dev *mdev, u8 *update);
465 #define MT_USB_TYPE_VENDOR (USB_TYPE_VENDOR | 0x1f)
466 #define MT_USB_TYPE_UHW_VENDOR (USB_TYPE_VENDOR | 0x1e)
468 int mt7921u_mcu_power_on(struct mt7921_dev *dev);
469 int mt7921u_wfsys_reset(struct mt7921_dev *dev);
470 int mt7921u_dma_init(struct mt7921_dev *dev);
471 int mt7921u_init_reset(struct mt7921_dev *dev);
472 int mt7921u_mac_reset(struct mt7921_dev *dev);
473 int mt7921_mcu_uni_add_beacon_offload(struct mt7921_dev *dev,
474 struct ieee80211_hw *hw,
475 struct ieee80211_vif *vif,