diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtw88/coex.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/coex.c | 3078 |
1 files changed, 3078 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/coex.c b/drivers/net/wireless/realtek/rtw88/coex.c new file mode 100644 index 000000000..aa08fd7d9 --- /dev/null +++ b/drivers/net/wireless/realtek/rtw88/coex.c @@ -0,0 +1,3078 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* Copyright(c) 2018-2019 Realtek Corporation + */ + +#include "main.h" +#include "coex.h" +#include "fw.h" +#include "ps.h" +#include "debug.h" +#include "reg.h" + +static u8 rtw_coex_next_rssi_state(struct rtw_dev *rtwdev, u8 pre_state, + u8 rssi, u8 rssi_thresh) +{ + struct rtw_chip_info *chip = rtwdev->chip; + u8 tol = chip->rssi_tolerance; + u8 next_state; + + if (pre_state == COEX_RSSI_STATE_LOW || + pre_state == COEX_RSSI_STATE_STAY_LOW) { + if (rssi >= (rssi_thresh + tol)) + next_state = COEX_RSSI_STATE_HIGH; + else + next_state = COEX_RSSI_STATE_STAY_LOW; + } else { + if (rssi < rssi_thresh) + next_state = COEX_RSSI_STATE_LOW; + else + next_state = COEX_RSSI_STATE_STAY_HIGH; + } + + return next_state; +} + +static void rtw_coex_limited_tx(struct rtw_dev *rtwdev, + bool tx_limit_en, bool ampdu_limit_en) +{ + struct rtw_chip_info *chip = rtwdev->chip; + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + bool wifi_under_b_mode = false; + + if (!chip->scbd_support) + return; + + /* force max tx retry limit = 8 */ + if (coex_stat->wl_tx_limit_en == tx_limit_en && + coex_stat->wl_ampdu_limit_en == ampdu_limit_en) + return; + + if (!coex_stat->wl_tx_limit_en) { + coex_stat->darfrc = rtw_read32(rtwdev, REG_DARFRC); + coex_stat->darfrch = rtw_read32(rtwdev, REG_DARFRCH); + coex_stat->retry_limit = rtw_read16(rtwdev, REG_RETRY_LIMIT); + } + + if (!coex_stat->wl_ampdu_limit_en) + coex_stat->ampdu_max_time = + rtw_read8(rtwdev, REG_AMPDU_MAX_TIME_V1); + + coex_stat->wl_tx_limit_en = tx_limit_en; + coex_stat->wl_ampdu_limit_en = ampdu_limit_en; + + if (tx_limit_en) { + /* set BT polluted packet on for tx rate adaptive, + * not including tx retry broken by PTA + */ + rtw_write8_set(rtwdev, REG_TX_HANG_CTRL, BIT_EN_GNT_BT_AWAKE); + + /* set queue life time to avoid can't reach tx retry limit + * if tx is always broken by GNT_BT + */ + rtw_write8_set(rtwdev, REG_LIFETIME_EN, 0xf); + rtw_write16(rtwdev, REG_RETRY_LIMIT, 0x0808); + + /* auto rate fallback step within 8 retries */ + if (wifi_under_b_mode) { + rtw_write32(rtwdev, REG_DARFRC, 0x1000000); + rtw_write32(rtwdev, REG_DARFRCH, 0x1010101); + } else { + rtw_write32(rtwdev, REG_DARFRC, 0x1000000); + rtw_write32(rtwdev, REG_DARFRCH, 0x4030201); + } + } else { + rtw_write8_clr(rtwdev, REG_TX_HANG_CTRL, BIT_EN_GNT_BT_AWAKE); + rtw_write8_clr(rtwdev, REG_LIFETIME_EN, 0xf); + + rtw_write16(rtwdev, REG_RETRY_LIMIT, coex_stat->retry_limit); + rtw_write32(rtwdev, REG_DARFRC, coex_stat->darfrc); + rtw_write32(rtwdev, REG_DARFRCH, coex_stat->darfrch); + } + + if (ampdu_limit_en) + rtw_write8(rtwdev, REG_AMPDU_MAX_TIME_V1, 0x20); + else + rtw_write8(rtwdev, REG_AMPDU_MAX_TIME_V1, + coex_stat->ampdu_max_time); +} + +static void rtw_coex_limited_wl(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_dm *coex_dm = &coex->dm; + struct rtw_coex_stat *coex_stat = &coex->stat; + bool tx_limit = false; + bool tx_agg_ctrl = false; + + if (coex->under_5g || + coex_dm->bt_status == COEX_BTSTATUS_NCON_IDLE) { + /* no need to limit tx */ + } else { + tx_limit = true; + if (coex_stat->bt_hid_exist || coex_stat->bt_hfp_exist || + coex_stat->bt_hid_pair_num > 0) + tx_agg_ctrl = true; + } + + rtw_coex_limited_tx(rtwdev, tx_limit, tx_agg_ctrl); +} + +static void rtw_coex_wl_ccklock_action(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + u8 para[6] = {0}; + + if (coex->stop_dm) + return; + + para[0] = COEX_H2C69_WL_LEAKAP; + + if (coex_stat->tdma_timer_base == 3 && coex_stat->wl_slot_extend) { + para[1] = PARA1_H2C69_DIS_5MS; /* disable 5ms extend */ + rtw_fw_bt_wifi_control(rtwdev, para[0], ¶[1]); + coex_stat->wl_slot_extend = false; + coex_stat->cnt_wl[COEX_CNT_WL_5MS_NOEXTEND] = 0; + return; + } + + if (coex_stat->wl_slot_extend && coex_stat->wl_force_lps_ctrl && + !coex_stat->wl_cck_lock_ever) { + if (coex_stat->wl_fw_dbg_info[7] <= 5) + coex_stat->cnt_wl[COEX_CNT_WL_5MS_NOEXTEND]++; + else + coex_stat->cnt_wl[COEX_CNT_WL_5MS_NOEXTEND] = 0; + + if (coex_stat->cnt_wl[COEX_CNT_WL_5MS_NOEXTEND] == 7) { + para[1] = 0x1; /* disable 5ms extend */ + rtw_fw_bt_wifi_control(rtwdev, para[0], ¶[1]); + coex_stat->wl_slot_extend = false; + coex_stat->cnt_wl[COEX_CNT_WL_5MS_NOEXTEND] = 0; + } + } else if (!coex_stat->wl_slot_extend && coex_stat->wl_cck_lock) { + para[1] = 0x0; /* enable 5ms extend */ + rtw_fw_bt_wifi_control(rtwdev, para[0], ¶[1]); + coex_stat->wl_slot_extend = true; + } +} + +static void rtw_coex_wl_ccklock_detect(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + + /* TODO: wait for rx_rate_change_notify implement */ + coex_stat->wl_cck_lock = false; + coex_stat->wl_cck_lock_pre = false; + coex_stat->wl_cck_lock_ever = false; +} + +static void rtw_coex_wl_noisy_detect(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_dm_info *dm_info = &rtwdev->dm_info; + u32 cnt_cck; + + /* wifi noisy environment identification */ + cnt_cck = dm_info->cck_ok_cnt + dm_info->cck_err_cnt; + + if (!coex_stat->wl_gl_busy) { + if (cnt_cck > 250) { + if (coex_stat->cnt_wl[COEX_CNT_WL_NOISY2] < 5) + coex_stat->cnt_wl[COEX_CNT_WL_NOISY2]++; + + if (coex_stat->cnt_wl[COEX_CNT_WL_NOISY2] == 5) { + coex_stat->cnt_wl[COEX_CNT_WL_NOISY0] = 0; + coex_stat->cnt_wl[COEX_CNT_WL_NOISY1] = 0; + } + } else if (cnt_cck < 100) { + if (coex_stat->cnt_wl[COEX_CNT_WL_NOISY0] < 5) + coex_stat->cnt_wl[COEX_CNT_WL_NOISY0]++; + + if (coex_stat->cnt_wl[COEX_CNT_WL_NOISY0] == 5) { + coex_stat->cnt_wl[COEX_CNT_WL_NOISY1] = 0; + coex_stat->cnt_wl[COEX_CNT_WL_NOISY2] = 0; + } + } else { + if (coex_stat->cnt_wl[COEX_CNT_WL_NOISY1] < 5) + coex_stat->cnt_wl[COEX_CNT_WL_NOISY1]++; + + if (coex_stat->cnt_wl[COEX_CNT_WL_NOISY1] == 5) { + coex_stat->cnt_wl[COEX_CNT_WL_NOISY0] = 0; + coex_stat->cnt_wl[COEX_CNT_WL_NOISY2] = 0; + } + } + + if (coex_stat->cnt_wl[COEX_CNT_WL_NOISY2] == 5) + coex_stat->wl_noisy_level = 2; + else if (coex_stat->cnt_wl[COEX_CNT_WL_NOISY1] == 5) + coex_stat->wl_noisy_level = 1; + else + coex_stat->wl_noisy_level = 0; + } +} + +static void rtw_coex_tdma_timer_base(struct rtw_dev *rtwdev, u8 type) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + u8 para[2] = {0}; + + if (coex_stat->tdma_timer_base == type) + return; + + coex_stat->tdma_timer_base = type; + + para[0] = COEX_H2C69_TDMA_SLOT; + + if (type == 3) /* 4-slot */ + para[1] = PARA1_H2C69_TDMA_4SLOT; /* 4-slot */ + else /* 2-slot */ + para[1] = PARA1_H2C69_TDMA_2SLOT; + + rtw_fw_bt_wifi_control(rtwdev, para[0], ¶[1]); + + /* no 5ms_wl_slot_extend for 4-slot mode */ + if (coex_stat->tdma_timer_base == 3) + rtw_coex_wl_ccklock_action(rtwdev); +} + +static void rtw_coex_set_wl_pri_mask(struct rtw_dev *rtwdev, u8 bitmap, + u8 data) +{ + u32 addr; + + addr = REG_BT_COEX_TABLE_H + (bitmap / 8); + bitmap = bitmap % 8; + + rtw_write8_mask(rtwdev, addr, BIT(bitmap), data); +} + +void rtw_coex_write_scbd(struct rtw_dev *rtwdev, u16 bitpos, bool set) +{ + struct rtw_chip_info *chip = rtwdev->chip; + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + u16 val = 0x2; + + if (!chip->scbd_support) + return; + + val |= coex_stat->score_board; + + /* for 8822b, scbd[10] is CQDDR on + * for 8822c, scbd[10] is no fix 2M + */ + if (!chip->new_scbd10_def && (bitpos & COEX_SCBD_FIX2M)) { + if (set) + val &= ~COEX_SCBD_FIX2M; + else + val |= COEX_SCBD_FIX2M; + } else { + if (set) + val |= bitpos; + else + val &= ~bitpos; + } + + if (val != coex_stat->score_board) { + coex_stat->score_board = val; + val |= BIT_BT_INT_EN; + rtw_write16(rtwdev, REG_WIFI_BT_INFO, val); + } +} +EXPORT_SYMBOL(rtw_coex_write_scbd); + +static u16 rtw_coex_read_scbd(struct rtw_dev *rtwdev) +{ + struct rtw_chip_info *chip = rtwdev->chip; + + if (!chip->scbd_support) + return 0; + + return (rtw_read16(rtwdev, REG_WIFI_BT_INFO)) & ~(BIT_BT_INT_EN); +} + +static void rtw_coex_check_rfk(struct rtw_dev *rtwdev) +{ + struct rtw_chip_info *chip = rtwdev->chip; + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_coex_rfe *coex_rfe = &coex->rfe; + u8 cnt = 0; + u32 wait_cnt; + bool btk, wlk; + + if (coex_rfe->wlg_at_btg && chip->scbd_support && + coex_stat->bt_iqk_state != 0xff) { + wait_cnt = COEX_RFK_TIMEOUT / COEX_MIN_DELAY; + do { + /* BT RFK */ + btk = !!(rtw_coex_read_scbd(rtwdev) & COEX_SCBD_BT_RFK); + + /* WL RFK */ + wlk = !!(rtw_read8(rtwdev, REG_ARFR4) & BIT_WL_RFK); + + if (!btk && !wlk) + break; + + mdelay(COEX_MIN_DELAY); + } while (++cnt < wait_cnt); + + if (cnt >= wait_cnt) + coex_stat->bt_iqk_state = 0xff; + } +} + +static void rtw_coex_query_bt_info(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + + if (coex_stat->bt_disabled) + return; + + rtw_fw_query_bt_info(rtwdev); +} + +static void rtw_coex_monitor_bt_enable(struct rtw_dev *rtwdev) +{ + struct rtw_chip_info *chip = rtwdev->chip; + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_coex_dm *coex_dm = &coex->dm; + bool bt_disabled = false; + u16 score_board; + + if (chip->scbd_support) { + score_board = rtw_coex_read_scbd(rtwdev); + bt_disabled = !(score_board & COEX_SCBD_ONOFF); + } + + if (coex_stat->bt_disabled != bt_disabled) { + rtw_dbg(rtwdev, RTW_DBG_COEX, "coex: BT state changed (%d) -> (%d)\n", + coex_stat->bt_disabled, bt_disabled); + + coex_stat->bt_disabled = bt_disabled; + coex_stat->bt_ble_scan_type = 0; + coex_dm->cur_bt_lna_lvl = 0; + } + + if (!coex_stat->bt_disabled) { + coex_stat->bt_reenable = true; + ieee80211_queue_delayed_work(rtwdev->hw, + &coex->bt_reenable_work, 15 * HZ); + } else { + coex_stat->bt_mailbox_reply = false; + coex_stat->bt_reenable = false; + } +} + +static void rtw_coex_update_wl_link_info(struct rtw_dev *rtwdev, u8 reason) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_coex_dm *coex_dm = &coex->dm; + struct rtw_chip_info *chip = rtwdev->chip; + struct rtw_traffic_stats *stats = &rtwdev->stats; + bool is_5G = false; + bool wl_busy = false; + bool scan = false, link = false; + int i; + u8 rssi_state; + u8 rssi_step; + u8 rssi; + + scan = test_bit(RTW_FLAG_SCANNING, rtwdev->flags); + coex_stat->wl_connected = !!rtwdev->sta_cnt; + + wl_busy = test_bit(RTW_FLAG_BUSY_TRAFFIC, rtwdev->flags); + if (wl_busy != coex_stat->wl_gl_busy) { + if (wl_busy) + coex_stat->wl_gl_busy = true; + else + ieee80211_queue_delayed_work(rtwdev->hw, + &coex->wl_remain_work, + 12 * HZ); + } + + if (stats->tx_throughput > stats->rx_throughput) + coex_stat->wl_tput_dir = COEX_WL_TPUT_TX; + else + coex_stat->wl_tput_dir = COEX_WL_TPUT_RX; + + if (scan || link || reason == COEX_RSN_2GCONSTART || + reason == COEX_RSN_2GSCANSTART || reason == COEX_RSN_2GSWITCHBAND) + coex_stat->wl_linkscan_proc = true; + else + coex_stat->wl_linkscan_proc = false; + + rtw_coex_wl_noisy_detect(rtwdev); + + for (i = 0; i < 4; i++) { + rssi_state = coex_dm->wl_rssi_state[i]; + rssi_step = chip->wl_rssi_step[i]; + rssi = rtwdev->dm_info.min_rssi; + rssi_state = rtw_coex_next_rssi_state(rtwdev, rssi_state, + rssi, rssi_step); + coex_dm->wl_rssi_state[i] = rssi_state; + } + + switch (reason) { + case COEX_RSN_5GSCANSTART: + case COEX_RSN_5GSWITCHBAND: + case COEX_RSN_5GCONSTART: + + is_5G = true; + break; + case COEX_RSN_2GSCANSTART: + case COEX_RSN_2GSWITCHBAND: + case COEX_RSN_2GCONSTART: + + is_5G = false; + break; + default: + if (rtwdev->hal.current_band_type == RTW_BAND_5G) + is_5G = true; + else + is_5G = false; + break; + } + + coex->under_5g = is_5G; +} + +static inline u8 *get_payload_from_coex_resp(struct sk_buff *resp) +{ + struct rtw_c2h_cmd *c2h; + u32 pkt_offset; + + pkt_offset = *((u32 *)resp->cb); + c2h = (struct rtw_c2h_cmd *)(resp->data + pkt_offset); + + return c2h->payload; +} + +void rtw_coex_info_response(struct rtw_dev *rtwdev, struct sk_buff *skb) +{ + struct rtw_coex *coex = &rtwdev->coex; + u8 *payload = get_payload_from_coex_resp(skb); + + if (payload[0] != COEX_RESP_ACK_BY_WL_FW) + return; + + skb_queue_tail(&coex->queue, skb); + wake_up(&coex->wait); +} + +static struct sk_buff *rtw_coex_info_request(struct rtw_dev *rtwdev, + struct rtw_coex_info_req *req) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct sk_buff *skb_resp = NULL; + + mutex_lock(&coex->mutex); + + rtw_fw_query_bt_mp_info(rtwdev, req); + + if (!wait_event_timeout(coex->wait, !skb_queue_empty(&coex->queue), + COEX_REQUEST_TIMEOUT)) { + rtw_err(rtwdev, "coex request time out\n"); + goto out; + } + + skb_resp = skb_dequeue(&coex->queue); + if (!skb_resp) { + rtw_err(rtwdev, "failed to get coex info response\n"); + goto out; + } + +out: + mutex_unlock(&coex->mutex); + return skb_resp; +} + +static bool rtw_coex_get_bt_scan_type(struct rtw_dev *rtwdev, u8 *scan_type) +{ + struct rtw_coex_info_req req = {0}; + struct sk_buff *skb; + u8 *payload; + bool ret = false; + + req.op_code = BT_MP_INFO_OP_SCAN_TYPE; + skb = rtw_coex_info_request(rtwdev, &req); + if (!skb) + goto out; + + payload = get_payload_from_coex_resp(skb); + *scan_type = GET_COEX_RESP_BT_SCAN_TYPE(payload); + dev_kfree_skb_any(skb); + ret = true; + +out: + return ret; +} + +static bool rtw_coex_set_lna_constrain_level(struct rtw_dev *rtwdev, + u8 lna_constrain_level) +{ + struct rtw_coex_info_req req = {0}; + struct sk_buff *skb; + bool ret = false; + + req.op_code = BT_MP_INFO_OP_LNA_CONSTRAINT; + req.para1 = lna_constrain_level; + skb = rtw_coex_info_request(rtwdev, &req); + if (!skb) + goto out; + + dev_kfree_skb_any(skb); + ret = true; + +out: + return ret; +} + +static void rtw_coex_update_bt_link_info(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_coex_dm *coex_dm = &coex->dm; + struct rtw_chip_info *chip = rtwdev->chip; + u8 i; + u8 rssi_state; + u8 rssi_step; + u8 rssi; + + /* update wl/bt rssi by btinfo */ + for (i = 0; i < COEX_RSSI_STEP; i++) { + rssi_state = coex_dm->bt_rssi_state[i]; + rssi_step = chip->bt_rssi_step[i]; + rssi = coex_stat->bt_rssi; + rssi_state = rtw_coex_next_rssi_state(rtwdev, rssi_state, + rssi, rssi_step); + coex_dm->bt_rssi_state[i] = rssi_state; + } + + for (i = 0; i < COEX_RSSI_STEP; i++) { + rssi_state = coex_dm->wl_rssi_state[i]; + rssi_step = chip->wl_rssi_step[i]; + rssi = rtwdev->dm_info.min_rssi; + rssi_state = rtw_coex_next_rssi_state(rtwdev, rssi_state, + rssi, rssi_step); + coex_dm->wl_rssi_state[i] = rssi_state; + } + + if (coex_stat->bt_ble_scan_en && + coex_stat->cnt_bt[COEX_CNT_BT_INFOUPDATE] % 3 == 0) { + u8 scan_type; + + if (rtw_coex_get_bt_scan_type(rtwdev, &scan_type)) { + coex_stat->bt_ble_scan_type = scan_type; + if ((coex_stat->bt_ble_scan_type & 0x1) == 0x1) + coex_stat->bt_init_scan = true; + else + coex_stat->bt_init_scan = false; + } + } + + coex_stat->bt_profile_num = 0; + + /* set link exist status */ + if (!(coex_stat->bt_info_lb2 & COEX_INFO_CONNECTION)) { + coex_stat->bt_link_exist = false; + coex_stat->bt_pan_exist = false; + coex_stat->bt_a2dp_exist = false; + coex_stat->bt_hid_exist = false; + coex_stat->bt_hfp_exist = false; + } else { + /* connection exists */ + coex_stat->bt_link_exist = true; + if (coex_stat->bt_info_lb2 & COEX_INFO_FTP) { + coex_stat->bt_pan_exist = true; + coex_stat->bt_profile_num++; + } else { + coex_stat->bt_pan_exist = false; + } + + if (coex_stat->bt_info_lb2 & COEX_INFO_A2DP) { + coex_stat->bt_a2dp_exist = true; + coex_stat->bt_profile_num++; + } else { + coex_stat->bt_a2dp_exist = false; + } + + if (coex_stat->bt_info_lb2 & COEX_INFO_HID) { + coex_stat->bt_hid_exist = true; + coex_stat->bt_profile_num++; + } else { + coex_stat->bt_hid_exist = false; + } + + if (coex_stat->bt_info_lb2 & COEX_INFO_SCO_ESCO) { + coex_stat->bt_hfp_exist = true; + coex_stat->bt_profile_num++; + } else { + coex_stat->bt_hfp_exist = false; + } + } + + if (coex_stat->bt_info_lb2 & COEX_INFO_INQ_PAGE) { + coex_dm->bt_status = COEX_BTSTATUS_INQ_PAGE; + } else if (!(coex_stat->bt_info_lb2 & COEX_INFO_CONNECTION)) { + coex_dm->bt_status = COEX_BTSTATUS_NCON_IDLE; + } else if (coex_stat->bt_info_lb2 == COEX_INFO_CONNECTION) { + coex_dm->bt_status = COEX_BTSTATUS_CON_IDLE; + } else if ((coex_stat->bt_info_lb2 & COEX_INFO_SCO_ESCO) || + (coex_stat->bt_info_lb2 & COEX_INFO_SCO_BUSY)) { + if (coex_stat->bt_info_lb2 & COEX_INFO_ACL_BUSY) + coex_dm->bt_status = COEX_BTSTATUS_ACL_SCO_BUSY; + else + coex_dm->bt_status = COEX_BTSTATUS_SCO_BUSY; + } else if (coex_stat->bt_info_lb2 & COEX_INFO_ACL_BUSY) { + coex_dm->bt_status = COEX_BTSTATUS_ACL_BUSY; + } else { + coex_dm->bt_status = COEX_BTSTATUS_MAX; + } + + coex_stat->cnt_bt[COEX_CNT_BT_INFOUPDATE]++; + + rtw_dbg(rtwdev, RTW_DBG_COEX, "coex: bt status(%d)\n", coex_dm->bt_status); +} + +static void rtw_coex_update_wl_ch_info(struct rtw_dev *rtwdev, u8 type) +{ + struct rtw_chip_info *chip = rtwdev->chip; + struct rtw_coex_dm *coex_dm = &rtwdev->coex.dm; + struct rtw_efuse *efuse = &rtwdev->efuse; + u8 link = 0; + u8 center_chan = 0; + u8 bw; + int i; + + bw = rtwdev->hal.current_band_width; + + if (type != COEX_MEDIA_DISCONNECT) + center_chan = rtwdev->hal.current_channel; + + if (center_chan == 0 || (efuse->share_ant && center_chan <= 14)) { + link = 0; + } else if (center_chan <= 14) { + link = 0x1; + + if (bw == RTW_CHANNEL_WIDTH_40) + bw = chip->bt_afh_span_bw40; + else + bw = chip->bt_afh_span_bw20; + } else if (chip->afh_5g_num > 1) { + for (i = 0; i < chip->afh_5g_num; i++) { + if (center_chan == chip->afh_5g[i].wl_5g_ch) { + link = 0x3; + center_chan = chip->afh_5g[i].bt_skip_ch; + bw = chip->afh_5g[i].bt_skip_span; + break; + } + } + } + + coex_dm->wl_ch_info[0] = link; + coex_dm->wl_ch_info[1] = center_chan; + coex_dm->wl_ch_info[2] = bw; + + rtw_fw_wl_ch_info(rtwdev, link, center_chan, bw); +} + +static void rtw_coex_set_bt_tx_power(struct rtw_dev *rtwdev, u8 bt_pwr_dec_lvl) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_dm *coex_dm = &coex->dm; + + if (bt_pwr_dec_lvl == coex_dm->cur_bt_pwr_lvl) + return; + + coex_dm->cur_bt_pwr_lvl = bt_pwr_dec_lvl; + + rtw_fw_force_bt_tx_power(rtwdev, bt_pwr_dec_lvl); +} + +static void rtw_coex_set_bt_rx_gain(struct rtw_dev *rtwdev, u8 bt_lna_lvl) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_dm *coex_dm = &coex->dm; + + if (bt_lna_lvl == coex_dm->cur_bt_lna_lvl) + return; + + coex_dm->cur_bt_lna_lvl = bt_lna_lvl; + + /* notify BT rx gain table changed */ + if (bt_lna_lvl < 7) { + rtw_coex_set_lna_constrain_level(rtwdev, bt_lna_lvl); + rtw_coex_write_scbd(rtwdev, COEX_SCBD_RXGAIN, true); + } else { + rtw_coex_write_scbd(rtwdev, COEX_SCBD_RXGAIN, false); + } +} + +static void rtw_coex_set_rf_para(struct rtw_dev *rtwdev, + struct coex_rf_para para) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + u8 offset = 0; + + if (coex->freerun && coex_stat->wl_noisy_level <= 1) + offset = 3; + + rtw_coex_set_wl_tx_power(rtwdev, para.wl_pwr_dec_lvl); + rtw_coex_set_bt_tx_power(rtwdev, para.bt_pwr_dec_lvl + offset); + rtw_coex_set_wl_rx_gain(rtwdev, para.wl_low_gain_en); + rtw_coex_set_bt_rx_gain(rtwdev, para.bt_lna_lvl); +} + +u32 rtw_coex_read_indirect_reg(struct rtw_dev *rtwdev, u16 addr) +{ + u32 val; + + if (!ltecoex_read_reg(rtwdev, addr, &val)) { + rtw_err(rtwdev, "failed to read indirect register\n"); + return 0; + } + + return val; +} +EXPORT_SYMBOL(rtw_coex_read_indirect_reg); + +void rtw_coex_write_indirect_reg(struct rtw_dev *rtwdev, u16 addr, + u32 mask, u32 val) +{ + u32 shift = __ffs(mask); + u32 tmp; + + tmp = rtw_coex_read_indirect_reg(rtwdev, addr); + tmp = (tmp & (~mask)) | ((val << shift) & mask); + + if (!ltecoex_reg_write(rtwdev, addr, tmp)) + rtw_err(rtwdev, "failed to write indirect register\n"); +} +EXPORT_SYMBOL(rtw_coex_write_indirect_reg); + +static void rtw_coex_coex_ctrl_owner(struct rtw_dev *rtwdev, bool wifi_control) +{ + struct rtw_chip_info *chip = rtwdev->chip; + const struct rtw_hw_reg *btg_reg = chip->btg_reg; + + if (wifi_control) { + rtw_write32_set(rtwdev, REG_SYS_SDIO_CTRL, BIT_LTE_MUX_CTRL_PATH); + if (btg_reg) + rtw_write8_set(rtwdev, btg_reg->addr, btg_reg->mask); + } else { + rtw_write32_clr(rtwdev, REG_SYS_SDIO_CTRL, BIT_LTE_MUX_CTRL_PATH); + if (btg_reg) + rtw_write8_clr(rtwdev, btg_reg->addr, btg_reg->mask); + } +} + +static void rtw_coex_set_gnt_bt(struct rtw_dev *rtwdev, u8 state) +{ + rtw_coex_write_indirect_reg(rtwdev, 0x38, 0xc000, state); + rtw_coex_write_indirect_reg(rtwdev, 0x38, 0x0c00, state); +} + +static void rtw_coex_set_gnt_wl(struct rtw_dev *rtwdev, u8 state) +{ + rtw_coex_write_indirect_reg(rtwdev, 0x38, 0x3000, state); + rtw_coex_write_indirect_reg(rtwdev, 0x38, 0x0300, state); +} + +static void rtw_coex_set_table(struct rtw_dev *rtwdev, u32 table0, u32 table1) +{ +#define DEF_BRK_TABLE_VAL 0xf0ffffff + rtw_write32(rtwdev, REG_BT_COEX_TABLE0, table0); + rtw_write32(rtwdev, REG_BT_COEX_TABLE1, table1); + rtw_write32(rtwdev, REG_BT_COEX_BRK_TABLE, DEF_BRK_TABLE_VAL); +} + +static void rtw_coex_table(struct rtw_dev *rtwdev, u8 type) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_dm *coex_dm = &coex->dm; + struct rtw_chip_info *chip = rtwdev->chip; + struct rtw_efuse *efuse = &rtwdev->efuse; + + coex_dm->cur_table = type; + + if (efuse->share_ant) { + if (type < chip->table_sant_num) + rtw_coex_set_table(rtwdev, + chip->table_sant[type].bt, + chip->table_sant[type].wl); + } else { + type = type - 100; + if (type < chip->table_nsant_num) + rtw_coex_set_table(rtwdev, + chip->table_nsant[type].bt, + chip->table_nsant[type].wl); + } +} + +static void rtw_coex_ignore_wlan_act(struct rtw_dev *rtwdev, bool enable) +{ + struct rtw_coex *coex = &rtwdev->coex; + + if (coex->stop_dm) + return; + + rtw_fw_bt_ignore_wlan_action(rtwdev, enable); +} + +static void rtw_coex_power_save_state(struct rtw_dev *rtwdev, u8 ps_type, + u8 lps_val, u8 rpwm_val) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + u8 lps_mode = 0x0; + + lps_mode = rtwdev->lps_conf.mode; + + switch (ps_type) { + case COEX_PS_WIFI_NATIVE: + /* recover to original 32k low power setting */ + coex_stat->wl_force_lps_ctrl = false; + + rtw_leave_lps(rtwdev); + break; + case COEX_PS_LPS_OFF: + coex_stat->wl_force_lps_ctrl = true; + if (lps_mode) + rtw_fw_coex_tdma_type(rtwdev, 0x8, 0, 0, 0, 0); + + rtw_leave_lps(rtwdev); + break; + default: + break; + } +} + +static void rtw_coex_set_tdma(struct rtw_dev *rtwdev, u8 byte1, u8 byte2, + u8 byte3, u8 byte4, u8 byte5) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_dm *coex_dm = &coex->dm; + struct rtw_chip_info *chip = rtwdev->chip; + u8 ps_type = COEX_PS_WIFI_NATIVE; + bool ap_enable = false; + + if (ap_enable && (byte1 & BIT(4) && !(byte1 & BIT(5)))) { + byte1 &= ~BIT(4); + byte1 |= BIT(5); + + byte5 |= BIT(5); + byte5 &= ~BIT(6); + + ps_type = COEX_PS_WIFI_NATIVE; + rtw_coex_power_save_state(rtwdev, ps_type, 0x0, 0x0); + } else if (byte1 & BIT(4) && !(byte1 & BIT(5))) { + if (chip->pstdma_type == COEX_PSTDMA_FORCE_LPSOFF) + ps_type = COEX_PS_LPS_OFF; + else + ps_type = COEX_PS_LPS_ON; + rtw_coex_power_save_state(rtwdev, ps_type, 0x50, 0x4); + } else { + ps_type = COEX_PS_WIFI_NATIVE; + rtw_coex_power_save_state(rtwdev, ps_type, 0x0, 0x0); + } + + coex_dm->ps_tdma_para[0] = byte1; + coex_dm->ps_tdma_para[1] = byte2; + coex_dm->ps_tdma_para[2] = byte3; + coex_dm->ps_tdma_para[3] = byte4; + coex_dm->ps_tdma_para[4] = byte5; + + rtw_fw_coex_tdma_type(rtwdev, byte1, byte2, byte3, byte4, byte5); +} + +static void rtw_coex_tdma(struct rtw_dev *rtwdev, bool force, u32 tcase) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_dm *coex_dm = &coex->dm; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_chip_info *chip = rtwdev->chip; + struct rtw_efuse *efuse = &rtwdev->efuse; + u8 n, type; + bool turn_on; + bool wl_busy = false; + + if (tcase & TDMA_4SLOT)/* 4-slot (50ms) mode */ + rtw_coex_tdma_timer_base(rtwdev, 3); + else + rtw_coex_tdma_timer_base(rtwdev, 0); + + type = (u8)(tcase & 0xff); + + turn_on = (type == 0 || type == 100) ? false : true; + + if (!force) { + if (turn_on == coex_dm->cur_ps_tdma_on && + type == coex_dm->cur_ps_tdma) { + return; + } + } + + /* enable TBTT interrupt */ + if (turn_on) + rtw_write8_set(rtwdev, REG_BCN_CTRL, BIT_EN_BCN_FUNCTION); + + wl_busy = test_bit(RTW_FLAG_BUSY_TRAFFIC, rtwdev->flags); + + if ((coex_stat->bt_a2dp_exist && + (coex_stat->bt_inq_remain || coex_stat->bt_multi_link)) || + !wl_busy) + rtw_coex_write_scbd(rtwdev, COEX_SCBD_TDMA, false); + else + rtw_coex_write_scbd(rtwdev, COEX_SCBD_TDMA, true); + + if (efuse->share_ant) { + if (type < chip->tdma_sant_num) + rtw_coex_set_tdma(rtwdev, + chip->tdma_sant[type].para[0], + chip->tdma_sant[type].para[1], + chip->tdma_sant[type].para[2], + chip->tdma_sant[type].para[3], + chip->tdma_sant[type].para[4]); + } else { + n = type - 100; + if (n < chip->tdma_nsant_num) + rtw_coex_set_tdma(rtwdev, + chip->tdma_nsant[n].para[0], + chip->tdma_nsant[n].para[1], + chip->tdma_nsant[n].para[2], + chip->tdma_nsant[n].para[3], + chip->tdma_nsant[n].para[4]); + } + + /* update pre state */ + coex_dm->cur_ps_tdma_on = turn_on; + coex_dm->cur_ps_tdma = type; + + rtw_dbg(rtwdev, RTW_DBG_COEX, "coex: coex tdma type (%d)\n", type); +} + +static void rtw_coex_set_ant_path(struct rtw_dev *rtwdev, bool force, u8 phase) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_coex_dm *coex_dm = &coex->dm; + u8 ctrl_type = COEX_SWITCH_CTRL_MAX; + u8 pos_type = COEX_SWITCH_TO_MAX; + + if (!force && coex_dm->cur_ant_pos_type == phase) + return; + + coex_dm->cur_ant_pos_type = phase; + + /* avoid switch coex_ctrl_owner during BT IQK */ + rtw_coex_check_rfk(rtwdev); + + switch (phase) { + case COEX_SET_ANT_POWERON: + /* set path control owner to BT at power-on */ + if (coex_stat->bt_disabled) + rtw_coex_coex_ctrl_owner(rtwdev, true); + else + rtw_coex_coex_ctrl_owner(rtwdev, false); + + ctrl_type = COEX_SWITCH_CTRL_BY_BBSW; + pos_type = COEX_SWITCH_TO_BT; + break; + case COEX_SET_ANT_INIT: + if (coex_stat->bt_disabled) { + /* set GNT_BT to SW low */ + rtw_coex_set_gnt_bt(rtwdev, COEX_GNT_SET_SW_LOW); + + /* set GNT_WL to SW high */ + rtw_coex_set_gnt_wl(rtwdev, COEX_GNT_SET_SW_HIGH); + } else { + /* set GNT_BT to SW high */ + rtw_coex_set_gnt_bt(rtwdev, COEX_GNT_SET_SW_HIGH); + + /* set GNT_WL to SW low */ + rtw_coex_set_gnt_wl(rtwdev, COEX_GNT_SET_SW_LOW); + } + + /* set path control owner to wl at initial step */ + rtw_coex_coex_ctrl_owner(rtwdev, true); + + ctrl_type = COEX_SWITCH_CTRL_BY_BBSW; + pos_type = COEX_SWITCH_TO_BT; + break; + case COEX_SET_ANT_WONLY: + /* set GNT_BT to SW Low */ + rtw_coex_set_gnt_bt(rtwdev, COEX_GNT_SET_SW_LOW); + + /* Set GNT_WL to SW high */ + rtw_coex_set_gnt_wl(rtwdev, COEX_GNT_SET_SW_HIGH); + + /* set path control owner to wl at initial step */ + rtw_coex_coex_ctrl_owner(rtwdev, true); + + ctrl_type = COEX_SWITCH_CTRL_BY_BBSW; + pos_type = COEX_SWITCH_TO_WLG; + break; + case COEX_SET_ANT_WOFF: + /* set path control owner to BT */ + rtw_coex_coex_ctrl_owner(rtwdev, false); + + ctrl_type = COEX_SWITCH_CTRL_BY_BT; + pos_type = COEX_SWITCH_TO_NOCARE; + break; + case COEX_SET_ANT_2G: + /* set GNT_BT to PTA */ + rtw_coex_set_gnt_bt(rtwdev, COEX_GNT_SET_HW_PTA); + + /* set GNT_WL to PTA */ + rtw_coex_set_gnt_wl(rtwdev, COEX_GNT_SET_HW_PTA); + + /* set path control owner to wl at runtime step */ + rtw_coex_coex_ctrl_owner(rtwdev, true); + + ctrl_type = COEX_SWITCH_CTRL_BY_PTA; + pos_type = COEX_SWITCH_TO_NOCARE; + break; + case COEX_SET_ANT_5G: + /* set GNT_BT to PTA */ + rtw_coex_set_gnt_bt(rtwdev, COEX_GNT_SET_SW_HIGH); + + /* set GNT_WL to SW high */ + rtw_coex_set_gnt_wl(rtwdev, COEX_GNT_SET_SW_HIGH); + + /* set path control owner to wl at runtime step */ + rtw_coex_coex_ctrl_owner(rtwdev, true); + + ctrl_type = COEX_SWITCH_CTRL_BY_BBSW; + pos_type = COEX_SWITCH_TO_WLA; + break; + case COEX_SET_ANT_2G_FREERUN: + /* set GNT_BT to SW high */ + rtw_coex_set_gnt_bt(rtwdev, COEX_GNT_SET_SW_HIGH); + + /* Set GNT_WL to SW high */ + rtw_coex_set_gnt_wl(rtwdev, COEX_GNT_SET_SW_HIGH); + + /* set path control owner to wl at runtime step */ + rtw_coex_coex_ctrl_owner(rtwdev, true); + + ctrl_type = COEX_SWITCH_CTRL_BY_BBSW; + pos_type = COEX_SWITCH_TO_WLG_BT; + break; + case COEX_SET_ANT_2G_WLBT: + /* set GNT_BT to SW high */ + rtw_coex_set_gnt_bt(rtwdev, COEX_GNT_SET_HW_PTA); + + /* Set GNT_WL to SW high */ + rtw_coex_set_gnt_wl(rtwdev, COEX_GNT_SET_HW_PTA); + + /* set path control owner to wl at runtime step */ + rtw_coex_coex_ctrl_owner(rtwdev, true); + + ctrl_type = COEX_SWITCH_CTRL_BY_BBSW; + pos_type = COEX_SWITCH_TO_WLG_BT; + break; + default: + WARN(1, "unknown phase when setting antenna path\n"); + return; + } + + if (ctrl_type < COEX_SWITCH_CTRL_MAX && pos_type < COEX_SWITCH_TO_MAX) + rtw_coex_set_ant_switch(rtwdev, ctrl_type, pos_type); +} + +static u8 rtw_coex_algorithm(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + u8 algorithm = COEX_ALGO_NOPROFILE; + u8 profile_map = 0; + + if (coex_stat->bt_hfp_exist) + profile_map |= BPM_HFP; + if (coex_stat->bt_hid_exist) + profile_map |= BPM_HID; + if (coex_stat->bt_a2dp_exist) + profile_map |= BPM_A2DP; + if (coex_stat->bt_pan_exist) + profile_map |= BPM_PAN; + + switch (profile_map) { + case BPM_HFP: + algorithm = COEX_ALGO_HFP; + break; + case BPM_HID: + case BPM_HFP + BPM_HID: + algorithm = COEX_ALGO_HID; + break; + case BPM_HFP + BPM_A2DP: + case BPM_HID + BPM_A2DP: + case BPM_HFP + BPM_HID + BPM_A2DP: + algorithm = COEX_ALGO_A2DP_HID; + break; + case BPM_HFP + BPM_PAN: + case BPM_HID + BPM_PAN: + case BPM_HFP + BPM_HID + BPM_PAN: + algorithm = COEX_ALGO_PAN_HID; + break; + case BPM_HFP + BPM_A2DP + BPM_PAN: + case BPM_HID + BPM_A2DP + BPM_PAN: + case BPM_HFP + BPM_HID + BPM_A2DP + BPM_PAN: + algorithm = COEX_ALGO_A2DP_PAN_HID; + break; + case BPM_PAN: + algorithm = COEX_ALGO_PAN; + break; + case BPM_A2DP + BPM_PAN: + algorithm = COEX_ALGO_A2DP_PAN; + break; + case BPM_A2DP: + if (coex_stat->bt_multi_link) { + if (coex_stat->bt_hid_pair_num > 0) + algorithm = COEX_ALGO_A2DP_HID; + else + algorithm = COEX_ALGO_A2DP_PAN; + } else { + algorithm = COEX_ALGO_A2DP; + } + break; + default: + algorithm = COEX_ALGO_NOPROFILE; + break; + } + + return algorithm; +} + +static void rtw_coex_action_coex_all_off(struct rtw_dev *rtwdev) +{ + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + + if (efuse->share_ant) { + /* Shared-Ant */ + table_case = 2; + tdma_case = 0; + } else { + /* Non-Shared-Ant */ + table_case = 100; + tdma_case = 100; + } + + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case); +} + +static void rtw_coex_action_freerun(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_coex_dm *coex_dm = &coex->dm; + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 level = 0; + + if (efuse->share_ant) + return; + + coex->freerun = true; + + if (coex_stat->wl_connected) + rtw_coex_update_wl_ch_info(rtwdev, COEX_MEDIA_CONNECT); + + rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G_FREERUN); + + rtw_coex_write_scbd(rtwdev, COEX_SCBD_FIX2M, false); + + if (COEX_RSSI_HIGH(coex_dm->wl_rssi_state[0])) + level = 2; + else if (COEX_RSSI_HIGH(coex_dm->wl_rssi_state[1])) + level = 3; + else if (COEX_RSSI_HIGH(coex_dm->wl_rssi_state[2])) + level = 4; + else + level = 5; + + if (level > chip->wl_rf_para_num - 1) + level = chip->wl_rf_para_num - 1; + + if (coex_stat->wl_tput_dir == COEX_WL_TPUT_TX) + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_tx[level]); + else + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[level]); + + rtw_coex_table(rtwdev, 100); + rtw_coex_tdma(rtwdev, false, 100); +} + +static void rtw_coex_action_bt_whql_test(struct rtw_dev *rtwdev) +{ + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + + if (efuse->share_ant) { + /* Shared-Ant */ + table_case = 2; + tdma_case = 0; + } else { + /* Non-Shared-Ant */ + table_case = 100; + tdma_case = 100; + } + + rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case); +} + +static void rtw_coex_action_bt_relink(struct rtw_dev *rtwdev) +{ + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + + if (efuse->share_ant) { + /* Shared-Ant */ + table_case = 1; + tdma_case = 0; + } else { + /* Non-Shared-Ant */ + table_case = 100; + tdma_case = 100; + } + + rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case); +} + +static void rtw_coex_action_bt_idle(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_coex_dm *coex_dm = &coex->dm; + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + struct rtw_coex_rfe *coex_rfe = &coex->rfe; + u8 table_case = 0xff, tdma_case = 0xff; + + if (coex_rfe->ant_switch_with_bt && + coex_dm->bt_status == COEX_BTSTATUS_NCON_IDLE) { + if (efuse->share_ant && + COEX_RSSI_HIGH(coex_dm->wl_rssi_state[1])) { + table_case = 0; + tdma_case = 0; + } else if (!efuse->share_ant) { + table_case = 100; + tdma_case = 100; + } + } + + if (table_case != 0xff && tdma_case != 0xff) { + rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G_FREERUN); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case); + return; + } + + rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G); + + if (efuse->share_ant) { + /* Shared-Ant */ + if (!coex_stat->wl_gl_busy) { + table_case = 10; + tdma_case = 3; + } else if (coex_dm->bt_status == COEX_BTSTATUS_NCON_IDLE) { + table_case = 6; + tdma_case = 7; + } else { + table_case = 12; + tdma_case = 7; + } + } else { + /* Non-Shared-Ant */ + if (!coex_stat->wl_gl_busy) { + table_case = 112; + tdma_case = 104; + } else if ((coex_stat->bt_ble_scan_type & 0x2) && + coex_dm->bt_status == COEX_BTSTATUS_NCON_IDLE) { + table_case = 114; + tdma_case = 103; + } else { + table_case = 112; + tdma_case = 103; + } + } + + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case); +} + +static void rtw_coex_action_bt_inquiry(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + bool wl_hi_pri = false; + u8 table_case, tdma_case; + u32 slot_type = 0; + + if (coex_stat->wl_linkscan_proc || coex_stat->wl_hi_pri_task1 || + coex_stat->wl_hi_pri_task2) + wl_hi_pri = true; + + if (efuse->share_ant) { + /* Shared-Ant */ + if (wl_hi_pri) { + table_case = 15; + if (coex_stat->bt_profile_num > 0) + tdma_case = 10; + else if (coex_stat->wl_hi_pri_task1) + tdma_case = 6; + else if (!coex_stat->bt_page) + tdma_case = 8; + else + tdma_case = 9; + } else if (coex_stat->wl_gl_busy) { + if (coex_stat->bt_profile_num == 0) { + table_case = 12; + tdma_case = 18; + } else if (coex_stat->bt_profile_num == 1 && + !coex_stat->bt_a2dp_exist) { + slot_type = TDMA_4SLOT; + table_case = 12; + tdma_case = 20; + } else { + slot_type = TDMA_4SLOT; + table_case = 12; + tdma_case = 26; + } + } else if (coex_stat->wl_connected) { + table_case = 9; + tdma_case = 27; + } else { + table_case = 1; + tdma_case = 0; + } + } else { + /* Non_Shared-Ant */ + if (wl_hi_pri) { + table_case = 113; + if (coex_stat->bt_a2dp_exist && + !coex_stat->bt_pan_exist) + tdma_case = 111; + else if (coex_stat->wl_hi_pri_task1) + tdma_case = 106; + else if (!coex_stat->bt_page) + tdma_case = 108; + else + tdma_case = 109; + } else if (coex_stat->wl_gl_busy) { + table_case = 114; + tdma_case = 121; + } else if (coex_stat->wl_connected) { + table_case = 100; + tdma_case = 100; + } else { + table_case = 101; + tdma_case = 100; + } + } + + rtw_dbg(rtwdev, RTW_DBG_COEX, "coex: wifi hi(%d), bt page(%d)\n", + wl_hi_pri, coex_stat->bt_page); + + rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case | slot_type); +} + +static void rtw_coex_action_bt_hfp(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + + if (efuse->share_ant) { + /* Shared-Ant */ + if (coex_stat->bt_multi_link) { + table_case = 10; + tdma_case = 17; + } else { + table_case = 10; + tdma_case = 5; + } + } else { + /* Non-Shared-Ant */ + if (coex_stat->bt_multi_link) { + table_case = 112; + tdma_case = 117; + } else { + table_case = 105; + tdma_case = 100; + } + } + + rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case); +} + +static void rtw_coex_action_bt_hid(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + u32 wl_bw; + + wl_bw = rtwdev->hal.current_band_width; + + if (efuse->share_ant) { + /* Shared-Ant */ + if (coex_stat->bt_ble_exist) { + /* RCU */ + if (!coex_stat->wl_gl_busy) + table_case = 14; + else + table_case = 15; + + if (coex_stat->bt_a2dp_active || wl_bw == 0) + tdma_case = 18; + else if (coex_stat->wl_gl_busy) + tdma_case = 8; + else + tdma_case = 4; + } else { + if (coex_stat->bt_a2dp_active || wl_bw == 0) { + table_case = 8; + tdma_case = 4; + } else { + /* for 4/18 HID */ + if (coex_stat->bt_418_hid_exist && + coex_stat->wl_gl_busy) + table_case = 12; + else + table_case = 10; + tdma_case = 4; + } + } + } else { + /* Non-Shared-Ant */ + if (coex_stat->bt_a2dp_active) { + table_case = 113; + tdma_case = 118; + } else if (coex_stat->bt_ble_exist) { + /* BLE */ + table_case = 113; + + if (coex_stat->wl_gl_busy) + tdma_case = 106; + else + tdma_case = 104; + } else { + table_case = 113; + tdma_case = 104; + } + } + + rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case); +} + +static void rtw_coex_action_bt_a2dp(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_coex_dm *coex_dm = &coex->dm; + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + u32 slot_type = 0; + + if (efuse->share_ant) { + /* Shared-Ant */ + slot_type = TDMA_4SLOT; + + if (coex_stat->wl_gl_busy && coex_stat->wl_noisy_level == 0) + table_case = 10; + else + table_case = 9; + + if (coex_stat->wl_gl_busy) + tdma_case = 13; + else + tdma_case = 14; + } else { + /* Non-Shared-Ant */ + table_case = 112; + + if (COEX_RSSI_HIGH(coex_dm->wl_rssi_state[1])) + tdma_case = 112; + else + tdma_case = 113; + } + + rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case | slot_type); +} + +static void rtw_coex_action_bt_a2dpsink(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + bool ap_enable = false; + + if (efuse->share_ant) { /* Shared-Ant */ + if (ap_enable) { + table_case = 2; + tdma_case = 0; + } else if (coex_stat->wl_gl_busy) { + table_case = 28; + tdma_case = 20; + } else { + table_case = 28; + tdma_case = 26; + } + } else { /* Non-Shared-Ant */ + if (ap_enable) { + table_case = 100; + tdma_case = 100; + } else { + table_case = 119; + tdma_case = 120; + } + } + + rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case); +} + +static void rtw_coex_action_bt_pan(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + + if (efuse->share_ant) { + /* Shared-Ant */ + if (coex_stat->wl_gl_busy && coex_stat->wl_noisy_level == 0) + table_case = 14; + else + table_case = 10; + + if (coex_stat->wl_gl_busy) + tdma_case = 17; + else + tdma_case = 19; + } else { + /* Non-Shared-Ant */ + table_case = 112; + + if (coex_stat->wl_gl_busy) + tdma_case = 117; + else + tdma_case = 119; + } + + rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case); +} + +static void rtw_coex_action_bt_a2dp_hid(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_coex_dm *coex_dm = &coex->dm; + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + u32 slot_type = 0; + + if (efuse->share_ant) { + /* Shared-Ant */ + slot_type = TDMA_4SLOT; + + if (coex_stat->bt_ble_exist) + table_case = 26; + else + table_case = 9; + + if (coex_stat->wl_gl_busy) { + tdma_case = 13; + } else { + tdma_case = 14; + } + } else { + /* Non-Shared-Ant */ + if (coex_stat->bt_ble_exist) + table_case = 121; + else + table_case = 113; + + if (COEX_RSSI_HIGH(coex_dm->wl_rssi_state[1])) + tdma_case = 112; + else + tdma_case = 113; + } + + rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case | slot_type); +} + +static void rtw_coex_action_bt_a2dp_pan(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + + if (efuse->share_ant) { + /* Shared-Ant */ + if (coex_stat->wl_gl_busy && + coex_stat->wl_noisy_level == 0) + table_case = 14; + else + table_case = 10; + + if (coex_stat->wl_gl_busy) + tdma_case = 15; + else + tdma_case = 20; + } else { + /* Non-Shared-Ant */ + table_case = 112; + + if (coex_stat->wl_gl_busy) + tdma_case = 115; + else + tdma_case = 120; + } + + rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case); +} + +static void rtw_coex_action_bt_pan_hid(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + + if (efuse->share_ant) { + /* Shared-Ant */ + table_case = 9; + + if (coex_stat->wl_gl_busy) + tdma_case = 18; + else + tdma_case = 19; + } else { + /* Non-Shared-Ant */ + table_case = 113; + + if (coex_stat->wl_gl_busy) + tdma_case = 117; + else + tdma_case = 119; + } + + rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case); +} + +static void rtw_coex_action_bt_a2dp_pan_hid(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + + if (efuse->share_ant) { + /* Shared-Ant */ + table_case = 10; + + if (coex_stat->wl_gl_busy) + tdma_case = 15; + else + tdma_case = 20; + } else { + /* Non-Shared-Ant */ + table_case = 113; + + if (coex_stat->wl_gl_busy) + tdma_case = 115; + else + tdma_case = 120; + } + + rtw_coex_set_ant_path(rtwdev, false, COEX_SET_ANT_2G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case); +} + +static void rtw_coex_action_wl_under5g(struct rtw_dev *rtwdev) +{ + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + + rtw_coex_write_scbd(rtwdev, COEX_SCBD_FIX2M, false); + + if (efuse->share_ant) { + /* Shared-Ant */ + table_case = 0; + tdma_case = 0; + } else { + /* Non-Shared-Ant */ + table_case = 100; + tdma_case = 100; + } + + rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_5G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case); +} + +static void rtw_coex_action_wl_only(struct rtw_dev *rtwdev) +{ + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + + if (efuse->share_ant) { + /* Shared-Ant */ + table_case = 2; + tdma_case = 0; + } else { + /* Non-Shared-Ant */ + table_case = 100; + tdma_case = 100; + } + + rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_2G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case); +} + +static void rtw_coex_action_wl_native_lps(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + + if (coex->under_5g) + return; + + if (efuse->share_ant) { + /* Shared-Ant */ + table_case = 28; + tdma_case = 0; + } else { + /* Non-Shared-Ant */ + table_case = 100; + tdma_case = 100; + } + + rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_2G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case); +} + +static void rtw_coex_action_wl_linkscan(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + u32 slot_type = 0; + + if (efuse->share_ant) { + /* Shared-Ant */ + if (coex_stat->bt_a2dp_exist) { + slot_type = TDMA_4SLOT; + table_case = 9; + tdma_case = 11; + } else { + table_case = 9; + tdma_case = 7; + } + } else { + /* Non-Shared-Ant */ + if (coex_stat->bt_a2dp_exist) { + table_case = 112; + tdma_case = 111; + } else { + table_case = 112; + tdma_case = 107; + } + } + + rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_2G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case | slot_type); +} + +static void rtw_coex_action_wl_not_connected(struct rtw_dev *rtwdev) +{ + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_chip_info *chip = rtwdev->chip; + u8 table_case, tdma_case; + + if (efuse->share_ant) { + /* Shared-Ant */ + table_case = 1; + tdma_case = 0; + } else { + /* Non-Shared-Ant */ + table_case = 100; + tdma_case = 100; + } + + rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_2G); + rtw_coex_set_rf_para(rtwdev, chip->wl_rf_para_rx[0]); + rtw_coex_table(rtwdev, table_case); + rtw_coex_tdma(rtwdev, false, tdma_case); +} + +static void rtw_coex_action_wl_connected(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_coex_dm *coex_dm = &coex->dm; + struct rtw_efuse *efuse = &rtwdev->efuse; + u8 algorithm; + + /* Non-Shared-Ant */ + if (!efuse->share_ant && coex_stat->wl_gl_busy && + COEX_RSSI_HIGH(coex_dm->wl_rssi_state[3]) && + COEX_RSSI_HIGH(coex_dm->bt_rssi_state[0])) { + rtw_coex_action_freerun(rtwdev); + return; + } + + algorithm = rtw_coex_algorithm(rtwdev); + + switch (algorithm) { + case COEX_ALGO_HFP: + rtw_coex_action_bt_hfp(rtwdev); + break; + case COEX_ALGO_HID: + rtw_coex_action_bt_hid(rtwdev); + break; + case COEX_ALGO_A2DP: + if (coex_stat->bt_a2dp_sink) + rtw_coex_action_bt_a2dpsink(rtwdev); + else + rtw_coex_action_bt_a2dp(rtwdev); + break; + case COEX_ALGO_PAN: + rtw_coex_action_bt_pan(rtwdev); + break; + case COEX_ALGO_A2DP_HID: + rtw_coex_action_bt_a2dp_hid(rtwdev); + break; + case COEX_ALGO_A2DP_PAN: + rtw_coex_action_bt_a2dp_pan(rtwdev); + break; + case COEX_ALGO_PAN_HID: + rtw_coex_action_bt_pan_hid(rtwdev); + break; + case COEX_ALGO_A2DP_PAN_HID: + rtw_coex_action_bt_a2dp_pan_hid(rtwdev); + break; + default: + case COEX_ALGO_NOPROFILE: + rtw_coex_action_bt_idle(rtwdev); + break; + } +} + +static void rtw_coex_run_coex(struct rtw_dev *rtwdev, u8 reason) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_dm *coex_dm = &coex->dm; + struct rtw_coex_stat *coex_stat = &coex->stat; + + lockdep_assert_held(&rtwdev->mutex); + + if (!test_bit(RTW_FLAG_RUNNING, rtwdev->flags)) + return; + + coex_dm->reason = reason; + + /* update wifi_link_info_ext variable */ + rtw_coex_update_wl_link_info(rtwdev, reason); + + rtw_coex_monitor_bt_enable(rtwdev); + + if (coex->stop_dm) + return; + + if (coex_stat->wl_under_ips) + return; + + if (coex->freeze && coex_dm->reason == COEX_RSN_BTINFO && + !coex_stat->bt_setup_link) + return; + + coex_stat->cnt_wl[COEX_CNT_WL_COEXRUN]++; + coex->freerun = false; + + /* Pure-5G Coex Process */ + if (coex->under_5g) { + coex_stat->wl_coex_mode = COEX_WLINK_5G; + rtw_coex_action_wl_under5g(rtwdev); + goto exit; + } + + coex_stat->wl_coex_mode = COEX_WLINK_2G1PORT; + rtw_coex_write_scbd(rtwdev, COEX_SCBD_FIX2M, false); + if (coex_stat->bt_disabled) { + rtw_coex_action_wl_only(rtwdev); + goto exit; + } + + if (coex_stat->wl_under_lps && !coex_stat->wl_force_lps_ctrl) { + rtw_coex_action_wl_native_lps(rtwdev); + goto exit; + } + + if (coex_stat->bt_whck_test) { + rtw_coex_action_bt_whql_test(rtwdev); + goto exit; + } + + if (coex_stat->bt_setup_link) { + rtw_coex_action_bt_relink(rtwdev); + goto exit; + } + + if (coex_stat->bt_inq_page) { + rtw_coex_action_bt_inquiry(rtwdev); + goto exit; + } + + if ((coex_dm->bt_status == COEX_BTSTATUS_NCON_IDLE || + coex_dm->bt_status == COEX_BTSTATUS_CON_IDLE) && + coex_stat->wl_connected) { + rtw_coex_action_bt_idle(rtwdev); + goto exit; + } + + if (coex_stat->wl_linkscan_proc) { + rtw_coex_action_wl_linkscan(rtwdev); + goto exit; + } + + if (coex_stat->wl_connected) + rtw_coex_action_wl_connected(rtwdev); + else + rtw_coex_action_wl_not_connected(rtwdev); + +exit: + rtw_coex_set_gnt_fix(rtwdev); + rtw_coex_limited_wl(rtwdev); +} + +static void rtw_coex_init_coex_var(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_coex_dm *coex_dm = &coex->dm; + u8 i; + + memset(coex_dm, 0, sizeof(*coex_dm)); + memset(coex_stat, 0, sizeof(*coex_stat)); + + for (i = 0; i < COEX_CNT_WL_MAX; i++) + coex_stat->cnt_wl[i] = 0; + + for (i = 0; i < COEX_CNT_BT_MAX; i++) + coex_stat->cnt_bt[i] = 0; + + for (i = 0; i < ARRAY_SIZE(coex_dm->bt_rssi_state); i++) + coex_dm->bt_rssi_state[i] = COEX_RSSI_STATE_LOW; + + for (i = 0; i < ARRAY_SIZE(coex_dm->wl_rssi_state); i++) + coex_dm->wl_rssi_state[i] = COEX_RSSI_STATE_LOW; + + coex_stat->wl_coex_mode = COEX_WLINK_MAX; +} + +static void __rtw_coex_init_hw_config(struct rtw_dev *rtwdev, bool wifi_only) +{ + struct rtw_coex *coex = &rtwdev->coex; + + rtw_coex_init_coex_var(rtwdev); + rtw_coex_monitor_bt_enable(rtwdev); + rtw_coex_set_rfe_type(rtwdev); + rtw_coex_set_init(rtwdev); + + /* set Tx response = Hi-Pri (ex: Transmitting ACK,BA,CTS) */ + rtw_coex_set_wl_pri_mask(rtwdev, COEX_WLPRI_TX_RSP, 1); + + /* set Tx beacon = Hi-Pri */ + rtw_coex_set_wl_pri_mask(rtwdev, COEX_WLPRI_TX_BEACON, 1); + + /* set Tx beacon queue = Hi-Pri */ + rtw_coex_set_wl_pri_mask(rtwdev, COEX_WLPRI_TX_BEACONQ, 1); + + /* antenna config */ + if (coex->wl_rf_off) { + rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_WOFF); + rtw_coex_write_scbd(rtwdev, COEX_SCBD_ALL, false); + coex->stop_dm = true; + } else if (wifi_only) { + rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_WONLY); + rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE | COEX_SCBD_SCAN, + true); + coex->stop_dm = true; + } else { + rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_INIT); + rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE | COEX_SCBD_SCAN, + true); + coex->stop_dm = false; + coex->freeze = true; + } + + /* PTA parameter */ + rtw_coex_table(rtwdev, 0); + rtw_coex_tdma(rtwdev, true, 0); + rtw_coex_query_bt_info(rtwdev); +} + +void rtw_coex_power_on_setting(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + + coex->stop_dm = true; + coex->wl_rf_off = false; + + /* enable BB, we can write 0x948 */ + rtw_write8_set(rtwdev, REG_SYS_FUNC_EN, BIT(0) | BIT(1)); + + rtw_coex_monitor_bt_enable(rtwdev); + rtw_coex_set_rfe_type(rtwdev); + + /* set antenna path to BT */ + rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_POWERON); + + /* red x issue */ + rtw_write8(rtwdev, 0xff1a, 0x0); +} + +void rtw_coex_init_hw_config(struct rtw_dev *rtwdev, bool wifi_only) +{ + __rtw_coex_init_hw_config(rtwdev, wifi_only); +} + +void rtw_coex_ips_notify(struct rtw_dev *rtwdev, u8 type) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + + if (coex->stop_dm) + return; + + if (type == COEX_IPS_ENTER) { + coex_stat->wl_under_ips = true; + + /* for lps off */ + rtw_coex_write_scbd(rtwdev, COEX_SCBD_ALL, false); + + rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_WOFF); + rtw_coex_action_coex_all_off(rtwdev); + } else if (type == COEX_IPS_LEAVE) { + rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE | COEX_SCBD_ONOFF, true); + + /* run init hw config (exclude wifi only) */ + __rtw_coex_init_hw_config(rtwdev, false); + /* sw all off */ + + coex_stat->wl_under_ips = false; + } +} + +void rtw_coex_lps_notify(struct rtw_dev *rtwdev, u8 type) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + + if (coex->stop_dm) + return; + + if (type == COEX_LPS_ENABLE) { + coex_stat->wl_under_lps = true; + + if (coex_stat->wl_force_lps_ctrl) { + /* for ps-tdma */ + rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE, true); + } else { + /* for native ps */ + rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE, false); + + rtw_coex_run_coex(rtwdev, COEX_RSN_LPS); + } + } else if (type == COEX_LPS_DISABLE) { + coex_stat->wl_under_lps = false; + + /* for lps off */ + rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE, true); + + if (!coex_stat->wl_force_lps_ctrl) + rtw_coex_query_bt_info(rtwdev); + } +} + +void rtw_coex_scan_notify(struct rtw_dev *rtwdev, u8 type) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + + if (coex->stop_dm) + return; + + coex->freeze = false; + + if (type != COEX_SCAN_FINISH) + rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE | COEX_SCBD_SCAN | + COEX_SCBD_ONOFF, true); + + if (type == COEX_SCAN_START_5G) { + rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_5G); + rtw_coex_run_coex(rtwdev, COEX_RSN_5GSCANSTART); + } else if ((type == COEX_SCAN_START_2G) || (type == COEX_SCAN_START)) { + coex_stat->wl_hi_pri_task2 = true; + + /* Force antenna setup for no scan result issue */ + rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_2G); + rtw_coex_run_coex(rtwdev, COEX_RSN_2GSCANSTART); + } else { + coex_stat->wl_hi_pri_task2 = false; + rtw_coex_run_coex(rtwdev, COEX_RSN_SCANFINISH); + } +} + +void rtw_coex_switchband_notify(struct rtw_dev *rtwdev, u8 type) +{ + struct rtw_coex *coex = &rtwdev->coex; + + if (coex->stop_dm) + return; + + if (type == COEX_SWITCH_TO_5G) + rtw_coex_run_coex(rtwdev, COEX_RSN_5GSWITCHBAND); + else if (type == COEX_SWITCH_TO_24G_NOFORSCAN) + rtw_coex_run_coex(rtwdev, COEX_RSN_2GSWITCHBAND); + else + rtw_coex_scan_notify(rtwdev, COEX_SCAN_START_2G); +} + +void rtw_coex_connect_notify(struct rtw_dev *rtwdev, u8 type) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + + if (coex->stop_dm) + return; + + rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE | COEX_SCBD_SCAN | + COEX_SCBD_ONOFF, true); + + if (type == COEX_ASSOCIATE_5G_START) { + rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_5G); + rtw_coex_run_coex(rtwdev, COEX_RSN_5GCONSTART); + } else if (type == COEX_ASSOCIATE_5G_FINISH) { + rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_5G); + rtw_coex_run_coex(rtwdev, COEX_RSN_5GCONFINISH); + } else if (type == COEX_ASSOCIATE_START) { + coex_stat->wl_hi_pri_task1 = true; + coex_stat->cnt_wl[COEX_CNT_WL_CONNPKT] = 2; + + /* Force antenna setup for no scan result issue */ + rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_2G); + + rtw_coex_run_coex(rtwdev, COEX_RSN_2GCONSTART); + + /* To keep TDMA case during connect process, + * to avoid changed by Btinfo and runcoexmechanism + */ + coex->freeze = true; + ieee80211_queue_delayed_work(rtwdev->hw, &coex->defreeze_work, + 5 * HZ); + } else { + coex_stat->wl_hi_pri_task1 = false; + coex->freeze = false; + + rtw_coex_run_coex(rtwdev, COEX_RSN_2GCONFINISH); + } +} + +void rtw_coex_media_status_notify(struct rtw_dev *rtwdev, u8 type) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + u8 para[6] = {0}; + + if (coex->stop_dm) + return; + + if (type == COEX_MEDIA_CONNECT_5G) { + rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE, true); + + rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_5G); + rtw_coex_run_coex(rtwdev, COEX_RSN_5GMEDIA); + } else if (type == COEX_MEDIA_CONNECT) { + rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE, true); + + /* Force antenna setup for no scan result issue */ + rtw_coex_set_ant_path(rtwdev, true, COEX_SET_ANT_2G); + + /* Set CCK Rx high Pri */ + rtw_coex_set_wl_pri_mask(rtwdev, COEX_WLPRI_RX_CCK, 1); + + /* always enable 5ms extend if connect */ + para[0] = COEX_H2C69_WL_LEAKAP; + para[1] = PARA1_H2C69_EN_5MS; /* enable 5ms extend */ + rtw_fw_bt_wifi_control(rtwdev, para[0], ¶[1]); + coex_stat->wl_slot_extend = true; + rtw_coex_run_coex(rtwdev, COEX_RSN_2GMEDIA); + } else { + rtw_coex_write_scbd(rtwdev, COEX_SCBD_ACTIVE, false); + + rtw_coex_set_wl_pri_mask(rtwdev, COEX_WLPRI_RX_CCK, 0); + + rtw_coex_run_coex(rtwdev, COEX_RSN_MEDIADISCON); + } + + rtw_coex_update_wl_ch_info(rtwdev, type); +} + +void rtw_coex_bt_info_notify(struct rtw_dev *rtwdev, u8 *buf, u8 length) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_chip_info *chip = rtwdev->chip; + unsigned long bt_relink_time; + u8 i, rsp_source = 0, type; + bool inq_page = false; + + rsp_source = buf[0] & 0xf; + if (rsp_source >= COEX_BTINFO_SRC_MAX) + rsp_source = COEX_BTINFO_SRC_WL_FW; + + if (rsp_source == COEX_BTINFO_SRC_BT_IQK) { + coex_stat->bt_iqk_state = buf[1]; + if (coex_stat->bt_iqk_state == 1) + coex_stat->cnt_bt[COEX_CNT_BT_IQK]++; + else if (coex_stat->bt_iqk_state == 2) + coex_stat->cnt_bt[COEX_CNT_BT_IQKFAIL]++; + + return; + } + + if (rsp_source == COEX_BTINFO_SRC_BT_SCBD) { + rtw_coex_monitor_bt_enable(rtwdev); + if (coex_stat->bt_disabled != coex_stat->bt_disabled_pre) { + coex_stat->bt_disabled_pre = coex_stat->bt_disabled; + rtw_coex_run_coex(rtwdev, COEX_RSN_BTINFO); + } + return; + } + + if (rsp_source == COEX_BTINFO_SRC_BT_RSP || + rsp_source == COEX_BTINFO_SRC_BT_ACT) { + if (coex_stat->bt_disabled) { + coex_stat->bt_disabled = false; + coex_stat->bt_reenable = true; + ieee80211_queue_delayed_work(rtwdev->hw, + &coex->bt_reenable_work, + 15 * HZ); + } + } + + for (i = 0; i < length; i++) { + if (i < COEX_BTINFO_LENGTH_MAX) + coex_stat->bt_info_c2h[rsp_source][i] = buf[i]; + else + break; + } + + if (rsp_source == COEX_BTINFO_SRC_WL_FW) { + rtw_coex_update_bt_link_info(rtwdev); + rtw_coex_run_coex(rtwdev, COEX_RSN_BTINFO); + return; + } + + /* get the same info from bt, skip it */ + if (coex_stat->bt_info_c2h[rsp_source][1] == coex_stat->bt_info_lb2 && + coex_stat->bt_info_c2h[rsp_source][2] == coex_stat->bt_info_lb3 && + coex_stat->bt_info_c2h[rsp_source][3] == coex_stat->bt_info_hb0 && + coex_stat->bt_info_c2h[rsp_source][4] == coex_stat->bt_info_hb1 && + coex_stat->bt_info_c2h[rsp_source][5] == coex_stat->bt_info_hb2 && + coex_stat->bt_info_c2h[rsp_source][6] == coex_stat->bt_info_hb3) + return; + + coex_stat->bt_info_lb2 = coex_stat->bt_info_c2h[rsp_source][1]; + coex_stat->bt_info_lb3 = coex_stat->bt_info_c2h[rsp_source][2]; + coex_stat->bt_info_hb0 = coex_stat->bt_info_c2h[rsp_source][3]; + coex_stat->bt_info_hb1 = coex_stat->bt_info_c2h[rsp_source][4]; + coex_stat->bt_info_hb2 = coex_stat->bt_info_c2h[rsp_source][5]; + coex_stat->bt_info_hb3 = coex_stat->bt_info_c2h[rsp_source][6]; + + /* 0xff means BT is under WHCK test */ + coex_stat->bt_whck_test = (coex_stat->bt_info_lb2 == 0xff); + + inq_page = ((coex_stat->bt_info_lb2 & BIT(2)) == BIT(2)); + + if (inq_page != coex_stat->bt_inq_page) { + cancel_delayed_work_sync(&coex->bt_remain_work); + coex_stat->bt_inq_page = inq_page; + + if (inq_page) + coex_stat->bt_inq_remain = true; + else + ieee80211_queue_delayed_work(rtwdev->hw, + &coex->bt_remain_work, + 4 * HZ); + } + coex_stat->bt_acl_busy = ((coex_stat->bt_info_lb2 & BIT(3)) == BIT(3)); + coex_stat->cnt_bt[COEX_CNT_BT_RETRY] = coex_stat->bt_info_lb3 & 0xf; + if (coex_stat->cnt_bt[COEX_CNT_BT_RETRY] >= 1) + coex_stat->cnt_bt[COEX_CNT_BT_POPEVENT]++; + + coex_stat->bt_fix_2M = ((coex_stat->bt_info_lb3 & BIT(4)) == BIT(4)); + coex_stat->bt_inq = ((coex_stat->bt_info_lb3 & BIT(5)) == BIT(5)); + if (coex_stat->bt_inq) + coex_stat->cnt_bt[COEX_CNT_BT_INQ]++; + + coex_stat->bt_page = ((coex_stat->bt_info_lb3 & BIT(7)) == BIT(7)); + if (coex_stat->bt_page) { + coex_stat->cnt_bt[COEX_CNT_BT_PAGE]++; + if (coex_stat->wl_linkscan_proc || + coex_stat->wl_hi_pri_task1 || + coex_stat->wl_hi_pri_task2 || coex_stat->wl_gl_busy) + rtw_coex_write_scbd(rtwdev, COEX_SCBD_SCAN, true); + else + rtw_coex_write_scbd(rtwdev, COEX_SCBD_SCAN, false); + } else { + rtw_coex_write_scbd(rtwdev, COEX_SCBD_SCAN, false); + } + + /* unit: % (value-100 to translate to unit: dBm in coex info) */ + if (chip->bt_rssi_type == COEX_BTRSSI_RATIO) { + coex_stat->bt_rssi = coex_stat->bt_info_hb0 * 2 + 10; + } else { /* original unit: dbm -> unit: % -> value-100 in coex info */ + if (coex_stat->bt_info_hb0 <= 127) + coex_stat->bt_rssi = 100; + else if (256 - coex_stat->bt_info_hb0 <= 100) + coex_stat->bt_rssi = 100 - (256 - coex_stat->bt_info_hb0); + else + coex_stat->bt_rssi = 0; + } + + coex_stat->bt_ble_exist = ((coex_stat->bt_info_hb1 & BIT(0)) == BIT(0)); + if (coex_stat->bt_info_hb1 & BIT(1)) + coex_stat->cnt_bt[COEX_CNT_BT_REINIT]++; + + if (coex_stat->bt_info_hb1 & BIT(2)) { + coex_stat->cnt_bt[COEX_CNT_BT_SETUPLINK]++; + coex_stat->bt_setup_link = true; + if (coex_stat->bt_reenable) + bt_relink_time = 6 * HZ; + else + bt_relink_time = 2 * HZ; + + ieee80211_queue_delayed_work(rtwdev->hw, + &coex->bt_relink_work, + bt_relink_time); + } + + if (coex_stat->bt_info_hb1 & BIT(3)) + coex_stat->cnt_bt[COEX_CNT_BT_IGNWLANACT]++; + + coex_stat->bt_ble_voice = ((coex_stat->bt_info_hb1 & BIT(4)) == BIT(4)); + coex_stat->bt_ble_scan_en = ((coex_stat->bt_info_hb1 & BIT(5)) == BIT(5)); + if (coex_stat->bt_info_hb1 & BIT(6)) + coex_stat->cnt_bt[COEX_CNT_BT_ROLESWITCH]++; + + coex_stat->bt_multi_link = ((coex_stat->bt_info_hb1 & BIT(7)) == BIT(7)); + /* resend wifi info to bt, it is reset and lost the info */ + if ((coex_stat->bt_info_hb1 & BIT(1))) { + if (coex_stat->wl_connected) + type = COEX_MEDIA_CONNECT; + else + type = COEX_MEDIA_DISCONNECT; + rtw_coex_update_wl_ch_info(rtwdev, type); + } + + /* if ignore_wlan_act && not set_up_link */ + if ((coex_stat->bt_info_hb1 & BIT(3)) && + (!(coex_stat->bt_info_hb1 & BIT(2)))) + rtw_coex_ignore_wlan_act(rtwdev, false); + + coex_stat->bt_opp_exist = ((coex_stat->bt_info_hb2 & BIT(0)) == BIT(0)); + if (coex_stat->bt_info_hb2 & BIT(1)) + coex_stat->cnt_bt[COEX_CNT_BT_AFHUPDATE]++; + + coex_stat->bt_a2dp_active = (coex_stat->bt_info_hb2 & BIT(2)) == BIT(2); + coex_stat->bt_slave = ((coex_stat->bt_info_hb2 & BIT(3)) == BIT(3)); + coex_stat->bt_hid_slot = (coex_stat->bt_info_hb2 & 0x30) >> 4; + coex_stat->bt_hid_pair_num = (coex_stat->bt_info_hb2 & 0xc0) >> 6; + if (coex_stat->bt_hid_pair_num > 0 && coex_stat->bt_hid_slot >= 2) + coex_stat->bt_418_hid_exist = true; + else if (coex_stat->bt_hid_pair_num == 0) + coex_stat->bt_418_hid_exist = false; + + if ((coex_stat->bt_info_lb2 & 0x49) == 0x49) + coex_stat->bt_a2dp_bitpool = (coex_stat->bt_info_hb3 & 0x7f); + else + coex_stat->bt_a2dp_bitpool = 0; + + coex_stat->bt_a2dp_sink = ((coex_stat->bt_info_hb3 & BIT(7)) == BIT(7)); + + rtw_coex_update_bt_link_info(rtwdev); + rtw_coex_run_coex(rtwdev, COEX_RSN_BTINFO); +} + +void rtw_coex_wl_fwdbginfo_notify(struct rtw_dev *rtwdev, u8 *buf, u8 length) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + u8 val; + int i; + + if (WARN(length < 8, "invalid wl info c2h length\n")) + return; + + if (buf[0] != 0x08) + return; + + for (i = 1; i < 8; i++) { + val = coex_stat->wl_fw_dbg_info_pre[i]; + if (buf[i] >= val) + coex_stat->wl_fw_dbg_info[i] = buf[i] - val; + else + coex_stat->wl_fw_dbg_info[i] = val - buf[i]; + + coex_stat->wl_fw_dbg_info_pre[i] = buf[i]; + } + + coex_stat->cnt_wl[COEX_CNT_WL_FW_NOTIFY]++; + rtw_coex_wl_ccklock_action(rtwdev); + rtw_coex_wl_ccklock_detect(rtwdev); +} + +void rtw_coex_wl_status_change_notify(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + + if (coex->stop_dm) + return; + + rtw_coex_run_coex(rtwdev, COEX_RSN_WLSTATUS); +} + +void rtw_coex_bt_relink_work(struct work_struct *work) +{ + struct rtw_dev *rtwdev = container_of(work, struct rtw_dev, + coex.bt_relink_work.work); + struct rtw_coex_stat *coex_stat = &rtwdev->coex.stat; + + mutex_lock(&rtwdev->mutex); + coex_stat->bt_setup_link = false; + rtw_coex_run_coex(rtwdev, COEX_RSN_WLSTATUS); + mutex_unlock(&rtwdev->mutex); +} + +void rtw_coex_bt_reenable_work(struct work_struct *work) +{ + struct rtw_dev *rtwdev = container_of(work, struct rtw_dev, + coex.bt_reenable_work.work); + struct rtw_coex_stat *coex_stat = &rtwdev->coex.stat; + + mutex_lock(&rtwdev->mutex); + coex_stat->bt_reenable = false; + mutex_unlock(&rtwdev->mutex); +} + +void rtw_coex_defreeze_work(struct work_struct *work) +{ + struct rtw_dev *rtwdev = container_of(work, struct rtw_dev, + coex.defreeze_work.work); + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &rtwdev->coex.stat; + + mutex_lock(&rtwdev->mutex); + coex->freeze = false; + coex_stat->wl_hi_pri_task1 = false; + rtw_coex_run_coex(rtwdev, COEX_RSN_WLSTATUS); + mutex_unlock(&rtwdev->mutex); +} + +void rtw_coex_wl_remain_work(struct work_struct *work) +{ + struct rtw_dev *rtwdev = container_of(work, struct rtw_dev, + coex.wl_remain_work.work); + struct rtw_coex_stat *coex_stat = &rtwdev->coex.stat; + + mutex_lock(&rtwdev->mutex); + coex_stat->wl_gl_busy = test_bit(RTW_FLAG_BUSY_TRAFFIC, rtwdev->flags); + rtw_coex_run_coex(rtwdev, COEX_RSN_WLSTATUS); + mutex_unlock(&rtwdev->mutex); +} + +void rtw_coex_bt_remain_work(struct work_struct *work) +{ + struct rtw_dev *rtwdev = container_of(work, struct rtw_dev, + coex.bt_remain_work.work); + struct rtw_coex_stat *coex_stat = &rtwdev->coex.stat; + + mutex_lock(&rtwdev->mutex); + coex_stat->bt_inq_remain = coex_stat->bt_inq_page; + rtw_coex_run_coex(rtwdev, COEX_RSN_BTSTATUS); + mutex_unlock(&rtwdev->mutex); +} + +#ifdef CONFIG_RTW88_DEBUGFS +#define INFO_SIZE 80 + +#define case_BTINFO(src) \ + case COEX_BTINFO_SRC_##src: return #src + +static const char *rtw_coex_get_bt_info_src_string(u8 bt_info_src) +{ + switch (bt_info_src) { + case_BTINFO(WL_FW); + case_BTINFO(BT_RSP); + case_BTINFO(BT_ACT); + default: + return "Unknown"; + } +} + +#define case_RSN(src) \ + case COEX_RSN_##src: return #src + +static const char *rtw_coex_get_reason_string(u8 reason) +{ + switch (reason) { + case_RSN(2GSCANSTART); + case_RSN(5GSCANSTART); + case_RSN(SCANFINISH); + case_RSN(2GSWITCHBAND); + case_RSN(5GSWITCHBAND); + case_RSN(2GCONSTART); + case_RSN(5GCONSTART); + case_RSN(2GCONFINISH); + case_RSN(5GCONFINISH); + case_RSN(2GMEDIA); + case_RSN(5GMEDIA); + case_RSN(MEDIADISCON); + case_RSN(BTINFO); + case_RSN(LPS); + case_RSN(WLSTATUS); + default: + return "Unknown"; + } +} + +static int rtw_coex_addr_info(struct rtw_dev *rtwdev, + const struct rtw_reg_domain *reg, + char addr_info[], int n) +{ + const char *rf_prefix = ""; + const char *sep = n == 0 ? "" : "/ "; + int ffs, fls; + int max_fls; + + if (INFO_SIZE - n <= 0) + return 0; + + switch (reg->domain) { + case RTW_REG_DOMAIN_MAC32: + max_fls = 31; + break; + case RTW_REG_DOMAIN_MAC16: + max_fls = 15; + break; + case RTW_REG_DOMAIN_MAC8: + max_fls = 7; + break; + case RTW_REG_DOMAIN_RF_A: + case RTW_REG_DOMAIN_RF_B: + rf_prefix = "RF_"; + max_fls = 19; + break; + default: + return 0; + } + + ffs = __ffs(reg->mask); + fls = __fls(reg->mask); + + if (ffs == 0 && fls == max_fls) + return scnprintf(addr_info + n, INFO_SIZE - n, "%s%s%x", + sep, rf_prefix, reg->addr); + else if (ffs == fls) + return scnprintf(addr_info + n, INFO_SIZE - n, "%s%s%x[%d]", + sep, rf_prefix, reg->addr, ffs); + else + return scnprintf(addr_info + n, INFO_SIZE - n, "%s%s%x[%d:%d]", + sep, rf_prefix, reg->addr, fls, ffs); +} + +static int rtw_coex_val_info(struct rtw_dev *rtwdev, + const struct rtw_reg_domain *reg, + char val_info[], int n) +{ + const char *sep = n == 0 ? "" : "/ "; + u8 rf_path; + + if (INFO_SIZE - n <= 0) + return 0; + + switch (reg->domain) { + case RTW_REG_DOMAIN_MAC32: + return scnprintf(val_info + n, INFO_SIZE - n, "%s0x%x", sep, + rtw_read32_mask(rtwdev, reg->addr, reg->mask)); + case RTW_REG_DOMAIN_MAC16: + return scnprintf(val_info + n, INFO_SIZE - n, "%s0x%x", sep, + rtw_read16_mask(rtwdev, reg->addr, reg->mask)); + case RTW_REG_DOMAIN_MAC8: + return scnprintf(val_info + n, INFO_SIZE - n, "%s0x%x", sep, + rtw_read8_mask(rtwdev, reg->addr, reg->mask)); + case RTW_REG_DOMAIN_RF_A: + rf_path = RF_PATH_A; + break; + case RTW_REG_DOMAIN_RF_B: + rf_path = RF_PATH_B; + break; + default: + return 0; + } + + /* only RF go through here */ + return scnprintf(val_info + n, INFO_SIZE - n, "%s0x%x", sep, + rtw_read_rf(rtwdev, rf_path, reg->addr, reg->mask)); +} + +static void rtw_coex_set_coexinfo_hw(struct rtw_dev *rtwdev, struct seq_file *m) +{ + struct rtw_chip_info *chip = rtwdev->chip; + const struct rtw_reg_domain *reg; + char addr_info[INFO_SIZE]; + int n_addr = 0; + char val_info[INFO_SIZE]; + int n_val = 0; + int i; + + for (i = 0; i < chip->coex_info_hw_regs_num; i++) { + reg = &chip->coex_info_hw_regs[i]; + + n_addr += rtw_coex_addr_info(rtwdev, reg, addr_info, n_addr); + n_val += rtw_coex_val_info(rtwdev, reg, val_info, n_val); + + if (reg->domain == RTW_REG_DOMAIN_NL) { + seq_printf(m, "%-40s = %s\n", addr_info, val_info); + n_addr = 0; + n_val = 0; + } + } + + if (n_addr != 0 && n_val != 0) + seq_printf(m, "%-40s = %s\n", addr_info, val_info); +} + +static bool rtw_coex_get_bt_reg(struct rtw_dev *rtwdev, + u8 type, u16 addr, u16 *val) +{ + struct rtw_coex_info_req req = {0}; + struct sk_buff *skb; + __le16 le_addr; + u8 *payload; + + le_addr = cpu_to_le16(addr); + req.op_code = BT_MP_INFO_OP_READ_REG; + req.para1 = type; + req.para2 = le16_get_bits(le_addr, GENMASK(7, 0)); + req.para3 = le16_get_bits(le_addr, GENMASK(15, 8)); + skb = rtw_coex_info_request(rtwdev, &req); + if (!skb) { + *val = 0xeaea; + return false; + } + + payload = get_payload_from_coex_resp(skb); + *val = GET_COEX_RESP_BT_REG_VAL(payload); + + return true; +} + +static bool rtw_coex_get_bt_patch_version(struct rtw_dev *rtwdev, + u32 *patch_version) +{ + struct rtw_coex_info_req req = {0}; + struct sk_buff *skb; + u8 *payload; + bool ret = false; + + req.op_code = BT_MP_INFO_OP_PATCH_VER; + skb = rtw_coex_info_request(rtwdev, &req); + if (!skb) + goto out; + + payload = get_payload_from_coex_resp(skb); + *patch_version = GET_COEX_RESP_BT_PATCH_VER(payload); + ret = true; + +out: + return ret; +} + +static bool rtw_coex_get_bt_supported_version(struct rtw_dev *rtwdev, + u32 *supported_version) +{ + struct rtw_coex_info_req req = {0}; + struct sk_buff *skb; + u8 *payload; + bool ret = false; + + req.op_code = BT_MP_INFO_OP_SUPP_VER; + skb = rtw_coex_info_request(rtwdev, &req); + if (!skb) + goto out; + + payload = get_payload_from_coex_resp(skb); + *supported_version = GET_COEX_RESP_BT_SUPP_VER(payload); + ret = true; + +out: + return ret; +} + +static bool rtw_coex_get_bt_supported_feature(struct rtw_dev *rtwdev, + u32 *supported_feature) +{ + struct rtw_coex_info_req req = {0}; + struct sk_buff *skb; + u8 *payload; + bool ret = false; + + req.op_code = BT_MP_INFO_OP_SUPP_FEAT; + skb = rtw_coex_info_request(rtwdev, &req); + if (!skb) + goto out; + + payload = get_payload_from_coex_resp(skb); + *supported_feature = GET_COEX_RESP_BT_SUPP_FEAT(payload); + ret = true; + +out: + return ret; +} + +struct rtw_coex_sta_stat_iter_data { + struct rtw_vif *rtwvif; + struct seq_file *file; +}; + +static void rtw_coex_sta_stat_iter(void *data, struct ieee80211_sta *sta) +{ + struct rtw_coex_sta_stat_iter_data *sta_iter_data = data; + struct rtw_vif *rtwvif = sta_iter_data->rtwvif; + struct rtw_sta_info *si = (struct rtw_sta_info *)sta->drv_priv; + struct seq_file *m = sta_iter_data->file; + struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); + u8 rssi; + + if (si->vif != vif) + return; + + rssi = ewma_rssi_read(&si->avg_rssi); + seq_printf(m, "\tPeer %3d\n", si->mac_id); + seq_printf(m, "\t\t%-24s = %d\n", "RSSI", rssi); + seq_printf(m, "\t\t%-24s = %d\n", "BW mode", si->bw_mode); +} + +struct rtw_coex_vif_stat_iter_data { + struct rtw_dev *rtwdev; + struct seq_file *file; +}; + +static void rtw_coex_vif_stat_iter(void *data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct rtw_coex_vif_stat_iter_data *vif_iter_data = data; + struct rtw_coex_sta_stat_iter_data sta_iter_data; + struct rtw_dev *rtwdev = vif_iter_data->rtwdev; + struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; + struct seq_file *m = vif_iter_data->file; + struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; + + seq_printf(m, "Iface on Port (%d)\n", rtwvif->port); + seq_printf(m, "\t%-32s = %d\n", + "Beacon interval", bss_conf->beacon_int); + seq_printf(m, "\t%-32s = %d\n", + "Network Type", rtwvif->net_type); + + sta_iter_data.rtwvif = rtwvif; + sta_iter_data.file = m; + rtw_iterate_stas_atomic(rtwdev, rtw_coex_sta_stat_iter, + &sta_iter_data); +} + +void rtw_coex_display_coex_info(struct rtw_dev *rtwdev, struct seq_file *m) +{ + struct rtw_chip_info *chip = rtwdev->chip; + struct rtw_dm_info *dm_info = &rtwdev->dm_info; + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + struct rtw_coex_dm *coex_dm = &coex->dm; + struct rtw_hal *hal = &rtwdev->hal; + struct rtw_efuse *efuse = &rtwdev->efuse; + struct rtw_fw_state *fw = &rtwdev->fw; + struct rtw_coex_vif_stat_iter_data vif_iter_data; + u8 reason = coex_dm->reason; + u8 sys_lte; + u16 score_board_WB, score_board_BW; + u32 wl_reg_6c0, wl_reg_6c4, wl_reg_6c8, wl_reg_778, wl_reg_6cc; + u32 lte_coex, bt_coex; + u32 bt_hi_pri, bt_lo_pri; + int i; + + score_board_BW = rtw_coex_read_scbd(rtwdev); + score_board_WB = coex_stat->score_board; + wl_reg_6c0 = rtw_read32(rtwdev, 0x6c0); + wl_reg_6c4 = rtw_read32(rtwdev, 0x6c4); + wl_reg_6c8 = rtw_read32(rtwdev, 0x6c8); + wl_reg_6cc = rtw_read32(rtwdev, 0x6cc); + wl_reg_778 = rtw_read32(rtwdev, 0x778); + bt_hi_pri = rtw_read32(rtwdev, 0x770); + bt_lo_pri = rtw_read32(rtwdev, 0x774); + rtw_write8(rtwdev, 0x76e, 0xc); + sys_lte = rtw_read8(rtwdev, 0x73); + lte_coex = rtw_coex_read_indirect_reg(rtwdev, 0x38); + bt_coex = rtw_coex_read_indirect_reg(rtwdev, 0x54); + + if (!coex_stat->bt_disabled && !coex_stat->bt_mailbox_reply) { + rtw_coex_get_bt_supported_version(rtwdev, + &coex_stat->bt_supported_version); + rtw_coex_get_bt_patch_version(rtwdev, &coex_stat->patch_ver); + rtw_coex_get_bt_supported_feature(rtwdev, + &coex_stat->bt_supported_feature); + rtw_coex_get_bt_reg(rtwdev, 3, 0xae, &coex_stat->bt_reg_vendor_ae); + rtw_coex_get_bt_reg(rtwdev, 3, 0xac, &coex_stat->bt_reg_vendor_ac); + + if (coex_stat->patch_ver != 0) + coex_stat->bt_mailbox_reply = true; + } + + seq_printf(m, "**********************************************\n"); + seq_printf(m, "\t\tBT Coexist info %x\n", chip->id); + seq_printf(m, "**********************************************\n"); + seq_printf(m, "%-40s = %s/ %d\n", + "Mech/ RFE", + efuse->share_ant ? "Shared" : "Non-Shared", + efuse->rfe_option); + seq_printf(m, "%-40s = %08x/ 0x%02x/ 0x%08x %s\n", + "Coex Ver/ BT Dez/ BT Rpt", + chip->coex_para_ver, chip->bt_desired_ver, + coex_stat->bt_supported_version, + coex_stat->bt_disabled ? "(BT disabled)" : + coex_stat->bt_supported_version >= chip->bt_desired_ver ? + "(Match)" : "(Mismatch)"); + seq_printf(m, "%-40s = %s/ %u/ %d\n", + "Role/ RoleSwCnt/ IgnWL/ Feature", + coex_stat->bt_slave ? "Slave" : "Master", + coex_stat->cnt_bt[COEX_CNT_BT_ROLESWITCH], + coex_dm->ignore_wl_act); + seq_printf(m, "%-40s = %u.%u/ 0x%x/ %c\n", + "WL FW/ BT FW/ KT", + fw->version, fw->sub_version, + coex_stat->patch_ver, coex_stat->kt_ver + 65); + seq_printf(m, "%-40s = %u/ %u/ %u/ ch-(%u)\n", + "AFH Map", + coex_dm->wl_ch_info[0], coex_dm->wl_ch_info[1], + coex_dm->wl_ch_info[2], hal->current_channel); + + seq_printf(m, "**********************************************\n"); + seq_printf(m, "\t\tBT Status\n"); + seq_printf(m, "**********************************************\n"); + seq_printf(m, "%-40s = %s/ %ddBm/ %u/ %u\n", + "BT status/ rssi/ retry/ pop", + coex_dm->bt_status == COEX_BTSTATUS_NCON_IDLE ? "non-conn" : + coex_dm->bt_status == COEX_BTSTATUS_CON_IDLE ? "conn-idle" : "busy", + coex_stat->bt_rssi - 100, + coex_stat->cnt_bt[COEX_CNT_BT_RETRY], + coex_stat->cnt_bt[COEX_CNT_BT_POPEVENT]); + seq_printf(m, "%-40s = %s%s%s%s%s (multi-link %d)\n", + "Profiles", + coex_stat->bt_a2dp_exist ? (coex_stat->bt_a2dp_sink ? + "A2DP sink," : "A2DP,") : "", + coex_stat->bt_hfp_exist ? "HFP," : "", + coex_stat->bt_hid_exist ? + (coex_stat->bt_ble_exist ? "HID(RCU)," : + coex_stat->bt_hid_slot >= 2 ? "HID(4/18)" : + "HID(2/18),") : "", + coex_stat->bt_pan_exist ? coex_stat->bt_opp_exist ? + "OPP," : "PAN," : "", + coex_stat->bt_ble_voice ? "Voice," : "", + coex_stat->bt_multi_link); + seq_printf(m, "%-40s = %u/ %u/ %u/ 0x%08x\n", + "Reinit/ Relink/ IgnWl/ Feature", + coex_stat->cnt_bt[COEX_CNT_BT_REINIT], + coex_stat->cnt_bt[COEX_CNT_BT_SETUPLINK], + coex_stat->cnt_bt[COEX_CNT_BT_IGNWLANACT], + coex_stat->bt_supported_feature); + seq_printf(m, "%-40s = %u/ %u/ %u/ %u\n", + "Page/ Inq/ iqk/ iqk fail", + coex_stat->cnt_bt[COEX_CNT_BT_PAGE], + coex_stat->cnt_bt[COEX_CNT_BT_INQ], + coex_stat->cnt_bt[COEX_CNT_BT_IQK], + coex_stat->cnt_bt[COEX_CNT_BT_IQKFAIL]); + seq_printf(m, "%-40s = 0x%04x/ 0x%04x/ 0x%04x/ 0x%04x\n", + "0xae/ 0xac/ score board (W->B)/ (B->W)", + coex_stat->bt_reg_vendor_ae, + coex_stat->bt_reg_vendor_ac, + score_board_WB, score_board_BW); + seq_printf(m, "%-40s = %u/%u, %u/%u\n", + "Hi-Pri TX/RX, Lo-Pri TX/RX", + bt_hi_pri & 0xffff, bt_hi_pri >> 16, + bt_lo_pri & 0xffff, bt_lo_pri >> 16); + for (i = 0; i < COEX_BTINFO_SRC_BT_IQK; i++) + seq_printf(m, "%-40s = %7ph\n", + rtw_coex_get_bt_info_src_string(i), + coex_stat->bt_info_c2h[i]); + + seq_printf(m, "**********************************************\n"); + seq_printf(m, "\t\tWiFi Status\n"); + seq_printf(m, "**********************************************\n"); + seq_printf(m, "%-40s = %d\n", + "Scanning", test_bit(RTW_FLAG_SCANNING, rtwdev->flags)); + seq_printf(m, "%-40s = %u/ TX %d Mbps/ RX %d Mbps\n", + "G_busy/ TX/ RX", + coex_stat->wl_gl_busy, + rtwdev->stats.tx_throughput, rtwdev->stats.rx_throughput); + seq_printf(m, "%-40s = %u/ %u/ %u\n", + "IPS/ Low Power/ PS mode", + test_bit(RTW_FLAG_INACTIVE_PS, rtwdev->flags), + test_bit(RTW_FLAG_LEISURE_PS_DEEP, rtwdev->flags), + rtwdev->lps_conf.mode); + + vif_iter_data.rtwdev = rtwdev; + vif_iter_data.file = m; + rtw_iterate_vifs_atomic(rtwdev, rtw_coex_vif_stat_iter, &vif_iter_data); + + seq_printf(m, "**********************************************\n"); + seq_printf(m, "\t\tMechanism\n"); + seq_printf(m, "**********************************************\n"); + seq_printf(m, "%-40s = %5ph (case-%d)\n", + "TDMA", + coex_dm->ps_tdma_para, coex_dm->cur_ps_tdma); + seq_printf(m, "%-40s = %d\n", + "Timer base", coex_stat->tdma_timer_base); + seq_printf(m, "%-40s = %d/ 0x%08x/ 0x%08x/ 0x%08x\n", + "Table/ 0x6c0/ 0x6c4/ 0x6c8", + coex_dm->cur_table, wl_reg_6c0, wl_reg_6c4, wl_reg_6c8); + seq_printf(m, "%-40s = 0x%08x/ 0x%08x/ reason (%s)\n", + "0x778/ 0x6cc/ Reason", + wl_reg_778, wl_reg_6cc, rtw_coex_get_reason_string(reason)); + seq_printf(m, "%-40s = %u/ %u/ %u/ %u/ %u\n", + "Null All/ Retry/ Ack/ BT Empty/ BT Late", + coex_stat->wl_fw_dbg_info[1], coex_stat->wl_fw_dbg_info[2], + coex_stat->wl_fw_dbg_info[3], coex_stat->wl_fw_dbg_info[4], + coex_stat->wl_fw_dbg_info[5]); + seq_printf(m, "%-40s = %u/ %u/ %s/ %u\n", + "Cnt TDMA Toggle/ Lk 5ms/ Lk 5ms on/ FW", + coex_stat->wl_fw_dbg_info[6], + coex_stat->wl_fw_dbg_info[7], + coex_stat->wl_slot_extend ? "Yes" : "No", + coex_stat->cnt_wl[COEX_CNT_WL_FW_NOTIFY]); + + seq_printf(m, "**********************************************\n"); + seq_printf(m, "\t\tHW setting\n"); + seq_printf(m, "**********************************************\n"); + seq_printf(m, "%-40s = %s/ %s\n", + "LTE Coex/ Path Owner", + lte_coex & BIT(7) ? "ON" : "OFF", + sys_lte & BIT(2) ? "WL" : "BT"); + seq_printf(m, "%-40s = RF:%s_BB:%s/ RF:%s_BB:%s/ %s\n", + "GNT_WL_CTRL/ GNT_BT_CTRL/ Dbg", + lte_coex & BIT(12) ? "SW" : "HW", + lte_coex & BIT(8) ? "SW" : "HW", + lte_coex & BIT(14) ? "SW" : "HW", + lte_coex & BIT(10) ? "SW" : "HW", + sys_lte & BIT(3) ? "On" : "Off"); + seq_printf(m, "%-40s = %lu/ %lu\n", + "GNT_WL/ GNT_BT", + (bt_coex & BIT(2)) >> 2, (bt_coex & BIT(3)) >> 3); + seq_printf(m, "%-40s = %u/ %u/ %u/ %u\n", + "CRC OK CCK/ OFDM/ HT/ VHT", + dm_info->cck_ok_cnt, dm_info->ofdm_ok_cnt, + dm_info->ht_ok_cnt, dm_info->vht_ok_cnt); + seq_printf(m, "%-40s = %u/ %u/ %u/ %u\n", + "CRC ERR CCK/ OFDM/ HT/ VHT", + dm_info->cck_err_cnt, dm_info->ofdm_err_cnt, + dm_info->ht_err_cnt, dm_info->vht_err_cnt); + seq_printf(m, "%-40s = %s/ %s/ %s/ %u\n", + "HiPr/ Locking/ Locked/ Noisy", + coex_stat->wl_hi_pri_task1 ? "Y" : "N", + coex_stat->wl_cck_lock ? "Y" : "N", + coex_stat->wl_cck_lock_ever ? "Y" : "N", + coex_stat->wl_noisy_level); + + rtw_coex_set_coexinfo_hw(rtwdev, m); +} +#endif /* CONFIG_RTW88_DEBUGFS */ |