From 760bb2abfef252a0a2bed5aba2f4ab56dec50b72 Mon Sep 17 00:00:00 2001 From: Ping-Ke Shih Date: Mon, 9 Nov 2020 17:01:23 +0800 Subject: rtw88: add CCK_PD debug log In order to help debugging in field, we add some log messages. Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20201109090123.9254-2-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw88/phy.c | 6 ++++++ drivers/net/wireless/realtek/rtw88/reg.h | 2 ++ drivers/net/wireless/realtek/rtw88/rtw8723d.c | 12 ++++++++++++ drivers/net/wireless/realtek/rtw88/rtw8821c.c | 12 ++++++++++++ drivers/net/wireless/realtek/rtw88/rtw8822c.c | 8 ++++++++ 5 files changed, 40 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw88/phy.c b/drivers/net/wireless/realtek/rtw88/phy.c index 5cd9cc42648e..d44960cd940c 100644 --- a/drivers/net/wireless/realtek/rtw88/phy.c +++ b/drivers/net/wireless/realtek/rtw88/phy.c @@ -541,6 +541,12 @@ static void rtw_phy_cck_pd(struct rtw_dev *rtwdev) else dm_info->cck_fa_avg = (dm_info->cck_fa_avg * 3 + cck_fa) >> 2; + rtw_dbg(rtwdev, RTW_DBG_PHY, "IGI=0x%x, rssi_min=%d, cck_fa=%d\n", + dm_info->igi_history[0], dm_info->min_rssi, + dm_info->fa_history[0]); + rtw_dbg(rtwdev, RTW_DBG_PHY, "cck_fa_avg=%d, cck_pd_default=%d\n", + dm_info->cck_fa_avg, dm_info->cck_pd_default); + level = rtw_phy_cck_pd_lv(rtwdev); if (level >= CCK_PD_LV_MAX) diff --git a/drivers/net/wireless/realtek/rtw88/reg.h b/drivers/net/wireless/realtek/rtw88/reg.h index 2a4275f3d851..cf9a3b674d30 100644 --- a/drivers/net/wireless/realtek/rtw88/reg.h +++ b/drivers/net/wireless/realtek/rtw88/reg.h @@ -489,6 +489,8 @@ #define REG_2ND_CCA_CTRL 0x0976 #define REG_CCK0_FAREPORT 0xa2c +#define BIT_CCK0_2RX BIT(18) +#define BIT_CCK0_MRC BIT(22) #define REG_DIS_DPD 0x0a70 #define DIS_DPD_MASK GENMASK(9, 0) diff --git a/drivers/net/wireless/realtek/rtw88/rtw8723d.c b/drivers/net/wireless/realtek/rtw88/rtw8723d.c index 0d5cfb6bbef1..92652b808578 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8723d.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8723d.c @@ -1503,10 +1503,22 @@ static void rtw8723d_phy_cck_pd_set(struct rtw_dev *rtwdev, u8 new_lvl) { struct rtw_dm_info *dm_info = &rtwdev->dm_info; u8 pd[CCK_PD_LV_MAX] = {3, 7, 13, 13, 13}; + u8 cck_n_rx; + + rtw_dbg(rtwdev, RTW_DBG_PHY, "lv: (%d) -> (%d)\n", + dm_info->cck_pd_lv[RTW_CHANNEL_WIDTH_20][RF_PATH_A], new_lvl); if (dm_info->cck_pd_lv[RTW_CHANNEL_WIDTH_20][RF_PATH_A] == new_lvl) return; + cck_n_rx = (rtw_read8_mask(rtwdev, REG_CCK0_FAREPORT, BIT_CCK0_2RX) && + rtw_read8_mask(rtwdev, REG_CCK0_FAREPORT, BIT_CCK0_MRC)) ? 2 : 1; + rtw_dbg(rtwdev, RTW_DBG_PHY, + "is_linked=%d, lv=%d, n_rx=%d, cs_ratio=0x%x, pd_th=0x%x, cck_fa_avg=%d\n", + rtw_is_assoc(rtwdev), new_lvl, cck_n_rx, + dm_info->cck_pd_default + new_lvl * 2, + pd[new_lvl], dm_info->cck_fa_avg); + dm_info->cck_fa_avg = CCK_FA_AVG_RESET; dm_info->cck_pd_lv[RTW_CHANNEL_WIDTH_20][RF_PATH_A] = new_lvl; diff --git a/drivers/net/wireless/realtek/rtw88/rtw8821c.c b/drivers/net/wireless/realtek/rtw88/rtw8821c.c index 64b14f9ea4a9..3f4b2898cedc 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8821c.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8821c.c @@ -1020,6 +1020,7 @@ static void rtw8821c_phy_cck_pd_set(struct rtw_dev *rtwdev, u8 new_lvl) { struct rtw_dm_info *dm_info = &rtwdev->dm_info; u8 pd[CCK_PD_LV_MAX] = {3, 7, 13, 13, 13}; + u8 cck_n_rx; if (dm_info->min_rssi > 60) { new_lvl = 4; @@ -1027,9 +1028,20 @@ static void rtw8821c_phy_cck_pd_set(struct rtw_dev *rtwdev, u8 new_lvl) goto set_cck_pd; } + rtw_dbg(rtwdev, RTW_DBG_PHY, "lv: (%d) -> (%d)\n", + dm_info->cck_pd_lv[RTW_CHANNEL_WIDTH_20][RF_PATH_A], new_lvl); + if (dm_info->cck_pd_lv[RTW_CHANNEL_WIDTH_20][RF_PATH_A] == new_lvl) return; + cck_n_rx = (rtw_read8_mask(rtwdev, REG_CCK0_FAREPORT, BIT_CCK0_2RX) && + rtw_read8_mask(rtwdev, REG_CCK0_FAREPORT, BIT_CCK0_MRC)) ? 2 : 1; + rtw_dbg(rtwdev, RTW_DBG_PHY, + "is_linked=%d, lv=%d, n_rx=%d, cs_ratio=0x%x, pd_th=0x%x, cck_fa_avg=%d\n", + rtw_is_assoc(rtwdev), new_lvl, cck_n_rx, + dm_info->cck_pd_default + new_lvl * 2, + pd[new_lvl], dm_info->cck_fa_avg); + dm_info->cck_fa_avg = CCK_FA_AVG_RESET; set_cck_pd: diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.c b/drivers/net/wireless/realtek/rtw88/rtw8822c.c index 3313f18838c1..06cefe384f34 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822c.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.c @@ -3454,6 +3454,10 @@ rtw8822c_phy_cck_pd_set_reg(struct rtw_dev *rtwdev, rtw8822c_cck_pd_reg[bw][nrx].reg_cs, rtw8822c_cck_pd_reg[bw][nrx].mask_cs, cs); + + rtw_dbg(rtwdev, RTW_DBG_PHY, + "is_linked=%d, bw=%d, nrx=%d, cs_ratio=0x%x, pd_th=0x%x\n", + rtw_is_assoc(rtwdev), bw, nrx, cs, pd); } static void rtw8822c_phy_cck_pd_set(struct rtw_dev *rtwdev, u8 new_lvl) @@ -3467,6 +3471,10 @@ static void rtw8822c_phy_cck_pd_set(struct rtw_dev *rtwdev, u8 new_lvl) nrx = (u8)rtw_read32_mask(rtwdev, 0x1a2c, 0x60000); bw = (u8)rtw_read32_mask(rtwdev, 0x9b0, 0xc); + rtw_dbg(rtwdev, RTW_DBG_PHY, "lv: (%d) -> (%d) bw=%d nr=%d cck_fa_avg=%d\n", + dm_info->cck_pd_lv[bw][nrx], new_lvl, bw, nrx, + dm_info->cck_fa_avg); + if (dm_info->cck_pd_lv[bw][nrx] == new_lvl) return; -- cgit v1.2.3-58-ga151