diff options
| author | Ching-Te Ku <ku920601@realtek.com> | 2022-02-15 08:48:52 +0800 |
|---|---|---|
| committer | Kalle Valo <kvalo@kernel.org> | 2022-02-21 10:48:59 +0200 |
| commit | 349d858ba7b1b60bdc07fc7799160c70c7e2c9f1 (patch) | |
| tree | 3fa33fd6a5e72cdaebff29ff5d8a3b130c0fbb00 /drivers/net/wireless/realtek/rtw88/coex.c | |
| parent | 176989b412b6429dd60091174a6fee9344d71706 (diff) | |
rtw88: coex: update BT PTA counter regularly
If BT PTA counter can not update regularly, it will lead coex mechanism
run into some unexpected state.
Signed-off-by: Ching-Te Ku <ku920601@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220215004855.4098-4-pkshih@realtek.com
Diffstat (limited to 'drivers/net/wireless/realtek/rtw88/coex.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/coex.c | 46 |
1 files changed, 34 insertions, 12 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/coex.c b/drivers/net/wireless/realtek/rtw88/coex.c index 70adaee01762..0aca8f089ebb 100644 --- a/drivers/net/wireless/realtek/rtw88/coex.c +++ b/drivers/net/wireless/realtek/rtw88/coex.c @@ -460,6 +460,29 @@ static void rtw_coex_gnt_workaround(struct rtw_dev *rtwdev, bool force, u8 mode) rtw_coex_set_gnt_fix(rtwdev); } +static void rtw_coex_monitor_bt_ctr(struct rtw_dev *rtwdev) +{ + struct rtw_coex *coex = &rtwdev->coex; + struct rtw_coex_stat *coex_stat = &coex->stat; + u32 tmp; + + tmp = rtw_read32(rtwdev, REG_BT_ACT_STATISTICS); + coex_stat->hi_pri_tx = FIELD_GET(MASKLWORD, tmp); + coex_stat->hi_pri_rx = FIELD_GET(MASKHWORD, tmp); + + tmp = rtw_read32(rtwdev, REG_BT_ACT_STATISTICS_1); + coex_stat->lo_pri_tx = FIELD_GET(MASKLWORD, tmp); + coex_stat->lo_pri_rx = FIELD_GET(MASKHWORD, tmp); + + rtw_write8(rtwdev, REG_BT_COEX_ENH_INTR_CTRL, + BIT_R_GRANTALL_WLMASK | BIT_STATIS_BT_EN); + + rtw_dbg(rtwdev, RTW_DBG_COEX, + "[BTCoex], Hi-Pri Rx/Tx: %d/%d, Lo-Pri Rx/Tx: %d/%d\n", + coex_stat->hi_pri_rx, coex_stat->hi_pri_tx, + coex_stat->lo_pri_rx, coex_stat->lo_pri_tx); +} + static void rtw_coex_monitor_bt_enable(struct rtw_dev *rtwdev) { struct rtw_chip_info *chip = rtwdev->chip; @@ -3170,6 +3193,17 @@ void rtw_coex_wl_status_change_notify(struct rtw_dev *rtwdev, u32 type) rtw_coex_run_coex(rtwdev, COEX_RSN_WLSTATUS); } +void rtw_coex_wl_status_check(struct rtw_dev *rtwdev) +{ + struct rtw_coex_stat *coex_stat = &rtwdev->coex.stat; + + if ((coex_stat->wl_under_lps && !coex_stat->wl_force_lps_ctrl) || + coex_stat->wl_under_ips) + return; + + rtw_coex_monitor_bt_ctr(rtwdev); +} + void rtw_coex_bt_relink_work(struct work_struct *work) { struct rtw_dev *rtwdev = container_of(work, struct rtw_dev, @@ -3653,7 +3687,6 @@ void rtw_coex_display_coex_info(struct rtw_dev *rtwdev, struct seq_file *m) 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); @@ -3664,17 +3697,6 @@ void rtw_coex_display_coex_info(struct rtw_dev *rtwdev, struct seq_file *m) wl_reg_6cc = rtw_read32(rtwdev, REG_BT_COEX_TABLE_H); wl_reg_778 = rtw_read8(rtwdev, REG_BT_STAT_CTRL); - bt_hi_pri = rtw_read32(rtwdev, REG_BT_ACT_STATISTICS); - bt_lo_pri = rtw_read32(rtwdev, REG_BT_ACT_STATISTICS_1); - rtw_write8(rtwdev, REG_BT_COEX_ENH_INTR_CTRL, - BIT_R_GRANTALL_WLMASK | BIT_STATIS_BT_EN); - - coex_stat->hi_pri_tx = FIELD_GET(MASKLWORD, bt_hi_pri); - coex_stat->hi_pri_rx = FIELD_GET(MASKHWORD, bt_hi_pri); - - coex_stat->lo_pri_tx = FIELD_GET(MASKLWORD, bt_lo_pri); - coex_stat->lo_pri_rx = FIELD_GET(MASKHWORD, bt_lo_pri); - sys_lte = rtw_read8(rtwdev, 0x73); lte_coex = rtw_coex_read_indirect_reg(rtwdev, 0x38); bt_coex = rtw_coex_read_indirect_reg(rtwdev, 0x54); |