diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtw88/phy.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/phy.c | 160 |
1 files changed, 147 insertions, 13 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/phy.c b/drivers/net/wireless/realtek/rtw88/phy.c index 4ec8dcf17361..d3d3f40de75e 100644 --- a/drivers/net/wireless/realtek/rtw88/phy.c +++ b/drivers/net/wireless/realtek/rtw88/phy.c @@ -29,15 +29,6 @@ struct phy_pg_cfg_pair { u32 data; }; -struct txpwr_lmt_cfg_pair { - u8 regd; - u8 band; - u8 bw; - u8 rs; - u8 ch; - s8 txpwr_lmt; -}; - static const u32 db_invert_table[12][8] = { {10, 13, 16, 20, 25, 32, 40, 50}, @@ -120,6 +111,19 @@ enum rtw_phy_band_type { PHY_BAND_5G = 1, }; +static void rtw_phy_cck_pd_init(struct rtw_dev *rtwdev) +{ + struct rtw_dm_info *dm_info = &rtwdev->dm_info; + u8 i, j; + + for (i = 0; i <= RTW_CHANNEL_WIDTH_40; i++) { + for (j = 0; j < RTW_RF_PATH_MAX; j++) + dm_info->cck_pd_lv[i][j] = 0; + } + + dm_info->cck_fa_avg = CCK_FA_AVG_RESET; +} + void rtw_phy_init(struct rtw_dev *rtwdev) { struct rtw_chip_info *chip = rtwdev->chip; @@ -138,6 +142,7 @@ void rtw_phy_init(struct rtw_dev *rtwdev) addr = chip->dig[0].addr; mask = chip->dig[0].mask; dm_info->igi_history[0] = rtw_read32_mask(rtwdev, addr, mask); + rtw_phy_cck_pd_init(rtwdev); } void rtw_phy_dig_write(struct rtw_dev *rtwdev, u8 igi) @@ -448,12 +453,100 @@ static void rtw_phy_ra_info_update(struct rtw_dev *rtwdev) rtw_iterate_stas_atomic(rtwdev, rtw_phy_ra_info_update_iter, rtwdev); } +static void rtw_phy_dpk_track(struct rtw_dev *rtwdev) +{ + struct rtw_chip_info *chip = rtwdev->chip; + + if (chip->ops->dpk_track) + chip->ops->dpk_track(rtwdev); +} + +#define CCK_PD_LV_MAX 5 +#define CCK_PD_FA_LV1_MIN 1000 +#define CCK_PD_FA_LV0_MAX 500 + +static u8 rtw_phy_cck_pd_lv_unlink(struct rtw_dev *rtwdev) +{ + struct rtw_dm_info *dm_info = &rtwdev->dm_info; + u32 cck_fa_avg = dm_info->cck_fa_avg; + + if (cck_fa_avg > CCK_PD_FA_LV1_MIN) + return 1; + + if (cck_fa_avg < CCK_PD_FA_LV0_MAX) + return 0; + + return CCK_PD_LV_MAX; +} + +#define CCK_PD_IGI_LV4_VAL 0x38 +#define CCK_PD_IGI_LV3_VAL 0x2a +#define CCK_PD_IGI_LV2_VAL 0x24 +#define CCK_PD_RSSI_LV4_VAL 32 +#define CCK_PD_RSSI_LV3_VAL 32 +#define CCK_PD_RSSI_LV2_VAL 24 + +static u8 rtw_phy_cck_pd_lv_link(struct rtw_dev *rtwdev) +{ + struct rtw_dm_info *dm_info = &rtwdev->dm_info; + u8 igi = dm_info->igi_history[0]; + u8 rssi = dm_info->min_rssi; + u32 cck_fa_avg = dm_info->cck_fa_avg; + + if (igi > CCK_PD_IGI_LV4_VAL && rssi > CCK_PD_RSSI_LV4_VAL) + return 4; + if (igi > CCK_PD_IGI_LV3_VAL && rssi > CCK_PD_RSSI_LV3_VAL) + return 3; + if (igi > CCK_PD_IGI_LV2_VAL || rssi > CCK_PD_RSSI_LV2_VAL) + return 2; + if (cck_fa_avg > CCK_PD_FA_LV1_MIN) + return 1; + if (cck_fa_avg < CCK_PD_FA_LV0_MAX) + return 0; + + return CCK_PD_LV_MAX; +} + +static u8 rtw_phy_cck_pd_lv(struct rtw_dev *rtwdev) +{ + if (!rtw_is_assoc(rtwdev)) + return rtw_phy_cck_pd_lv_unlink(rtwdev); + else + return rtw_phy_cck_pd_lv_link(rtwdev); +} + +static void rtw_phy_cck_pd(struct rtw_dev *rtwdev) +{ + struct rtw_dm_info *dm_info = &rtwdev->dm_info; + struct rtw_chip_info *chip = rtwdev->chip; + u32 cck_fa = dm_info->cck_fa_cnt; + u8 level; + + if (rtwdev->hal.current_band_type != RTW_BAND_2G) + return; + + if (dm_info->cck_fa_avg == CCK_FA_AVG_RESET) + dm_info->cck_fa_avg = cck_fa; + else + dm_info->cck_fa_avg = (dm_info->cck_fa_avg * 3 + cck_fa) >> 2; + + level = rtw_phy_cck_pd_lv(rtwdev); + + if (level >= CCK_PD_LV_MAX) + return; + + if (chip->ops->cck_pd_set) + chip->ops->cck_pd_set(rtwdev, level); +} + void rtw_phy_dynamic_mechanism(struct rtw_dev *rtwdev) { /* for further calculation */ rtw_phy_statistics(rtwdev); rtw_phy_dig(rtwdev); + rtw_phy_cck_pd(rtwdev); rtw_phy_ra_info_update(rtwdev); + rtw_phy_dpk_track(rtwdev); } #define FRAC_BITS 3 @@ -1267,10 +1360,8 @@ static void rtw_xref_txpwr_lmt(struct rtw_dev *rtwdev) void rtw_parse_tbl_txpwr_lmt(struct rtw_dev *rtwdev, const struct rtw_table *tbl) { - const struct txpwr_lmt_cfg_pair *p = tbl->data; - const struct txpwr_lmt_cfg_pair *end = p + tbl->size / 6; - - BUILD_BUG_ON(sizeof(struct txpwr_lmt_cfg_pair) != sizeof(u8) * 6); + const struct rtw_txpwr_lmt_cfg_pair *p = tbl->data; + const struct rtw_txpwr_lmt_cfg_pair *end = p + tbl->size; for (; p < end; p++) { rtw_phy_set_tx_power_limit(rtwdev, p->regd, p->band, @@ -1327,11 +1418,20 @@ void rtw_phy_cfg_rf(struct rtw_dev *rtwdev, const struct rtw_table *tbl, static void rtw_load_rfk_table(struct rtw_dev *rtwdev) { struct rtw_chip_info *chip = rtwdev->chip; + struct rtw_dpk_info *dpk_info = &rtwdev->dm_info.dpk_info; if (!chip->rfk_init_tbl) return; + rtw_write32_mask(rtwdev, 0x1e24, BIT(17), 0x1); + rtw_write32_mask(rtwdev, 0x1cd0, BIT(28), 0x1); + rtw_write32_mask(rtwdev, 0x1cd0, BIT(29), 0x1); + rtw_write32_mask(rtwdev, 0x1cd0, BIT(30), 0x1); + rtw_write32_mask(rtwdev, 0x1cd0, BIT(31), 0x0); + rtw_load_table(rtwdev, chip->rfk_init_tbl); + + dpk_info->is_dpk_pwr_on = 1; } void rtw_phy_load_tables(struct rtw_dev *rtwdev) @@ -1441,6 +1541,37 @@ static u8 rtw_get_channel_group(u8 channel) } } +static s8 rtw_phy_get_dis_dpd_by_rate_diff(struct rtw_dev *rtwdev, u16 rate) +{ + struct rtw_chip_info *chip = rtwdev->chip; + s8 dpd_diff = 0; + + if (!chip->en_dis_dpd) + return 0; + +#define RTW_DPD_RATE_CHECK(_rate) \ + case DESC_RATE ## _rate: \ + if (DIS_DPD_RATE ## _rate & chip->dpd_ratemask) \ + dpd_diff = -6 * chip->txgi_factor; \ + break + + switch (rate) { + RTW_DPD_RATE_CHECK(6M); + RTW_DPD_RATE_CHECK(9M); + RTW_DPD_RATE_CHECK(MCS0); + RTW_DPD_RATE_CHECK(MCS1); + RTW_DPD_RATE_CHECK(MCS8); + RTW_DPD_RATE_CHECK(MCS9); + RTW_DPD_RATE_CHECK(VHT1SS_MCS0); + RTW_DPD_RATE_CHECK(VHT1SS_MCS1); + RTW_DPD_RATE_CHECK(VHT2SS_MCS0); + RTW_DPD_RATE_CHECK(VHT2SS_MCS1); + } +#undef RTW_DPD_RATE_CHECK + + return dpd_diff; +} + static u8 rtw_phy_get_2g_tx_power_index(struct rtw_dev *rtwdev, struct rtw_2g_txpwr_idx *pwr_idx_2g, enum rtw_bandwidth bandwidth, @@ -1649,6 +1780,9 @@ rtw_phy_get_tx_power_index(struct rtw_dev *rtwdev, u8 rf_path, u8 rate, tx_power = pwr_param.pwr_base; offset = min_t(s8, pwr_param.pwr_offset, pwr_param.pwr_limit); + if (rtwdev->chip->en_dis_dpd) + offset += rtw_phy_get_dis_dpd_by_rate_diff(rtwdev, rate); + tx_power += offset; if (tx_power > rtwdev->chip->max_power_index) |