diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtw89/phy.c')
-rw-r--r-- | drivers/net/wireless/realtek/rtw89/phy.c | 323 |
1 files changed, 280 insertions, 43 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/phy.c b/drivers/net/wireless/realtek/rtw89/phy.c index f24aca663cf0..c7c05f7fda1d 100644 --- a/drivers/net/wireless/realtek/rtw89/phy.c +++ b/drivers/net/wireless/realtek/rtw89/phy.c @@ -2,6 +2,7 @@ /* Copyright(c) 2019-2020 Realtek Corporation */ +#include "acpi.h" #include "chan.h" #include "coex.h" #include "debug.h" @@ -260,19 +261,32 @@ rtw89_ra_mask_he_rates[4] = {RA_MASK_HE_1SS_RATES, RA_MASK_HE_2SS_RATES, static const u64 rtw89_ra_mask_eht_rates[4] = {RA_MASK_EHT_1SS_RATES, RA_MASK_EHT_2SS_RATES, RA_MASK_EHT_3SS_RATES, RA_MASK_EHT_4SS_RATES}; +static const u64 +rtw89_ra_mask_eht_mcs0_11[4] = {RA_MASK_EHT_1SS_MCS0_11, RA_MASK_EHT_2SS_MCS0_11, + RA_MASK_EHT_3SS_MCS0_11, RA_MASK_EHT_4SS_MCS0_11}; static void rtw89_phy_ra_gi_ltf(struct rtw89_dev *rtwdev, struct rtw89_sta_link *rtwsta_link, + struct ieee80211_link_sta *link_sta, const struct rtw89_chan *chan, bool *fix_giltf_en, u8 *fix_giltf) { struct cfg80211_bitrate_mask *mask = &rtwsta_link->mask; u8 band = chan->band_type; enum nl80211_band nl_band = rtw89_hw_to_nl80211_band(band); - u8 he_gi = mask->control[nl_band].he_gi; u8 he_ltf = mask->control[nl_band].he_ltf; + u8 he_gi = mask->control[nl_band].he_gi; - if (!rtwsta_link->use_cfg_mask) + *fix_giltf_en = true; + + if (rtwdev->chip->chip_id == RTL8852C && + chan->band_width == RTW89_CHANNEL_WIDTH_160 && + rtw89_sta_link_has_su_mu_4xhe08(link_sta)) + *fix_giltf = RTW89_GILTF_SGI_4XHE08; + else + *fix_giltf = RTW89_GILTF_2XHE08; + + if (!(rtwsta_link->use_cfg_mask && link_sta->he_cap.has_he)) return; if (he_ltf == 2 && he_gi == 2) { @@ -287,12 +301,7 @@ static void rtw89_phy_ra_gi_ltf(struct rtw89_dev *rtwdev, *fix_giltf = RTW89_GILTF_1XHE16; } else if (he_ltf == 0 && he_gi == 0) { *fix_giltf = RTW89_GILTF_1XHE08; - } else { - *fix_giltf_en = false; - return; } - - *fix_giltf_en = true; } static void rtw89_phy_ra_sta_update(struct rtw89_dev *rtwdev, @@ -324,7 +333,14 @@ static void rtw89_phy_ra_sta_update(struct rtw89_dev *rtwdev, if (link_sta->eht_cap.has_eht) { mode |= RTW89_RA_MODE_EHT; ra_mask |= get_eht_ra_mask(link_sta); - high_rate_masks = rtw89_ra_mask_eht_rates; + + if (rtwdev->hal.no_mcs_12_13) + high_rate_masks = rtw89_ra_mask_eht_mcs0_11; + else + high_rate_masks = rtw89_ra_mask_eht_rates; + + rtw89_phy_ra_gi_ltf(rtwdev, rtwsta_link, link_sta, + chan, &fix_giltf_en, &fix_giltf); } else if (link_sta->he_cap.has_he) { mode |= RTW89_RA_MODE_HE; csi_mode = RTW89_RA_RPT_MODE_HE; @@ -336,7 +352,8 @@ static void rtw89_phy_ra_sta_update(struct rtw89_dev *rtwdev, if (link_sta->he_cap.he_cap_elem.phy_cap_info[1] & IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD) ldpc_en = 1; - rtw89_phy_ra_gi_ltf(rtwdev, rtwsta_link, chan, &fix_giltf_en, &fix_giltf); + rtw89_phy_ra_gi_ltf(rtwdev, rtwsta_link, link_sta, + chan, &fix_giltf_en, &fix_giltf); } else if (link_sta->vht_cap.vht_supported) { u16 mcs_map = le16_to_cpu(link_sta->vht_cap.vht_mcs.rx_mcs_map); @@ -466,11 +483,11 @@ static void rtw89_phy_ra_sta_update(struct rtw89_dev *rtwdev, ra->csi_mode = csi_mode; } -static void __rtw89_phy_ra_update_sta(struct rtw89_dev *rtwdev, - struct rtw89_vif_link *rtwvif_link, - struct rtw89_sta_link *rtwsta_link, - u32 changed) +void rtw89_phy_ra_update_sta_link(struct rtw89_dev *rtwdev, + struct rtw89_sta_link *rtwsta_link, + u32 changed) { + struct rtw89_vif_link *rtwvif_link = rtwsta_link->rtwvif_link; struct ieee80211_vif *vif = rtwvif_link_to_vif(rtwvif_link); struct rtw89_ra_info *ra = &rtwsta_link->ra; struct ieee80211_link_sta *link_sta; @@ -503,14 +520,11 @@ void rtw89_phy_ra_update_sta(struct rtw89_dev *rtwdev, struct ieee80211_sta *sta u32 changed) { struct rtw89_sta *rtwsta = sta_to_rtwsta(sta); - struct rtw89_vif_link *rtwvif_link; struct rtw89_sta_link *rtwsta_link; unsigned int link_id; - rtw89_sta_for_each_link(rtwsta, rtwsta_link, link_id) { - rtwvif_link = rtwsta_link->rtwvif_link; - __rtw89_phy_ra_update_sta(rtwdev, rtwvif_link, rtwsta_link, changed); - } + rtw89_sta_for_each_link(rtwsta, rtwsta_link, link_id) + rtw89_phy_ra_update_sta_link(rtwdev, rtwsta_link, changed); } static bool __check_rate_pattern(struct rtw89_phy_rate_pattern *next, @@ -1854,6 +1868,228 @@ void rtw89_phy_write_reg3_tbl(struct rtw89_dev *rtwdev, } EXPORT_SYMBOL(rtw89_phy_write_reg3_tbl); +static u8 rtw89_phy_ant_gain_domain_to_regd(struct rtw89_dev *rtwdev, u8 ant_gain_regd) +{ + switch (ant_gain_regd) { + case RTW89_ANT_GAIN_ETSI: + return RTW89_ETSI; + default: + rtw89_debug(rtwdev, RTW89_DBG_TXPWR, + "unknown antenna gain domain: %d\n", + ant_gain_regd); + return RTW89_REGD_NUM; + } +} + +/* antenna gain in unit of 0.25 dbm */ +#define RTW89_ANT_GAIN_2GHZ_MIN -8 +#define RTW89_ANT_GAIN_2GHZ_MAX 14 +#define RTW89_ANT_GAIN_5GHZ_MIN -8 +#define RTW89_ANT_GAIN_5GHZ_MAX 20 +#define RTW89_ANT_GAIN_6GHZ_MIN -8 +#define RTW89_ANT_GAIN_6GHZ_MAX 20 + +#define RTW89_ANT_GAIN_REF_2GHZ 14 +#define RTW89_ANT_GAIN_REF_5GHZ 20 +#define RTW89_ANT_GAIN_REF_6GHZ 20 + +void rtw89_phy_ant_gain_init(struct rtw89_dev *rtwdev) +{ + struct rtw89_ant_gain_info *ant_gain = &rtwdev->ant_gain; + const struct rtw89_chip_info *chip = rtwdev->chip; + struct rtw89_acpi_rtag_result res = {}; + u32 domain; + int ret; + u8 i, j; + u8 regd; + u8 val; + + if (!chip->support_ant_gain) + return; + + ret = rtw89_acpi_evaluate_rtag(rtwdev, &res); + if (ret) { + rtw89_debug(rtwdev, RTW89_DBG_TXPWR, + "acpi: cannot eval rtag: %d\n", ret); + return; + } + + if (res.revision != 0) { + rtw89_debug(rtwdev, RTW89_DBG_TXPWR, + "unknown rtag revision: %d\n", res.revision); + return; + } + + domain = get_unaligned_le32(&res.domain); + + for (i = 0; i < RTW89_ANT_GAIN_DOMAIN_NUM; i++) { + if (!(domain & BIT(i))) + continue; + + regd = rtw89_phy_ant_gain_domain_to_regd(rtwdev, i); + if (regd >= RTW89_REGD_NUM) + continue; + ant_gain->regd_enabled |= BIT(regd); + } + + for (i = 0; i < RTW89_ANT_GAIN_CHAIN_NUM; i++) { + for (j = 0; j < RTW89_ANT_GAIN_SUBBAND_NR; j++) { + val = res.ant_gain_table[i][j]; + switch (j) { + default: + case RTW89_ANT_GAIN_2GHZ_SUBBAND: + val = RTW89_ANT_GAIN_REF_2GHZ - + clamp_t(s8, val, + RTW89_ANT_GAIN_2GHZ_MIN, + RTW89_ANT_GAIN_2GHZ_MAX); + break; + case RTW89_ANT_GAIN_5GHZ_SUBBAND_1: + case RTW89_ANT_GAIN_5GHZ_SUBBAND_2: + case RTW89_ANT_GAIN_5GHZ_SUBBAND_2E: + case RTW89_ANT_GAIN_5GHZ_SUBBAND_3_4: + val = RTW89_ANT_GAIN_REF_5GHZ - + clamp_t(s8, val, + RTW89_ANT_GAIN_5GHZ_MIN, + RTW89_ANT_GAIN_5GHZ_MAX); + break; + case RTW89_ANT_GAIN_6GHZ_SUBBAND_5_L: + case RTW89_ANT_GAIN_6GHZ_SUBBAND_5_H: + case RTW89_ANT_GAIN_6GHZ_SUBBAND_6: + case RTW89_ANT_GAIN_6GHZ_SUBBAND_7_L: + case RTW89_ANT_GAIN_6GHZ_SUBBAND_7_H: + case RTW89_ANT_GAIN_6GHZ_SUBBAND_8: + val = RTW89_ANT_GAIN_REF_6GHZ - + clamp_t(s8, val, + RTW89_ANT_GAIN_6GHZ_MIN, + RTW89_ANT_GAIN_6GHZ_MAX); + } + ant_gain->offset[i][j] = val; + } + } +} + +static +enum rtw89_ant_gain_subband rtw89_phy_ant_gain_get_subband(struct rtw89_dev *rtwdev, + u32 center_freq) +{ + switch (center_freq) { + default: + rtw89_debug(rtwdev, RTW89_DBG_TXPWR, + "center freq: %u to antenna gain subband is unhandled\n", + center_freq); + fallthrough; + case 2412 ... 2484: + return RTW89_ANT_GAIN_2GHZ_SUBBAND; + case 5180 ... 5240: + return RTW89_ANT_GAIN_5GHZ_SUBBAND_1; + case 5250 ... 5320: + return RTW89_ANT_GAIN_5GHZ_SUBBAND_2; + case 5500 ... 5720: + return RTW89_ANT_GAIN_5GHZ_SUBBAND_2E; + case 5745 ... 5885: + return RTW89_ANT_GAIN_5GHZ_SUBBAND_3_4; + case 5955 ... 6155: + return RTW89_ANT_GAIN_6GHZ_SUBBAND_5_L; + case 6175 ... 6415: + return RTW89_ANT_GAIN_6GHZ_SUBBAND_5_H; + case 6435 ... 6515: + return RTW89_ANT_GAIN_6GHZ_SUBBAND_6; + case 6535 ... 6695: + return RTW89_ANT_GAIN_6GHZ_SUBBAND_7_L; + case 6715 ... 6855: + return RTW89_ANT_GAIN_6GHZ_SUBBAND_7_H; + + /* freq 6875 (ch 185, 20MHz) spans RTW89_ANT_GAIN_6GHZ_SUBBAND_7_H + * and RTW89_ANT_GAIN_6GHZ_SUBBAND_8, so directly describe it with + * struct rtw89_6ghz_span. + */ + + case 6895 ... 7115: + return RTW89_ANT_GAIN_6GHZ_SUBBAND_8; + } +} + +static s8 rtw89_phy_ant_gain_query(struct rtw89_dev *rtwdev, + enum rtw89_rf_path path, u32 center_freq) +{ + struct rtw89_ant_gain_info *ant_gain = &rtwdev->ant_gain; + enum rtw89_ant_gain_subband subband_l, subband_h; + const struct rtw89_6ghz_span *span; + + span = rtw89_get_6ghz_span(rtwdev, center_freq); + + if (span && RTW89_ANT_GAIN_SPAN_VALID(span)) { + subband_l = span->ant_gain_subband_low; + subband_h = span->ant_gain_subband_high; + } else { + subband_l = rtw89_phy_ant_gain_get_subband(rtwdev, center_freq); + subband_h = subband_l; + } + + rtw89_debug(rtwdev, RTW89_DBG_TXPWR, + "center_freq %u: antenna gain subband {%u, %u}\n", + center_freq, subband_l, subband_h); + + return min(ant_gain->offset[path][subband_l], + ant_gain->offset[path][subband_h]); +} + +static s8 rtw89_phy_ant_gain_offset(struct rtw89_dev *rtwdev, u8 band, u32 center_freq) +{ + struct rtw89_ant_gain_info *ant_gain = &rtwdev->ant_gain; + const struct rtw89_chip_info *chip = rtwdev->chip; + u8 regd = rtw89_regd_get(rtwdev, band); + s8 offset_patha, offset_pathb; + + if (!chip->support_ant_gain) + return 0; + + if (!(ant_gain->regd_enabled & BIT(regd))) + return 0; + + offset_patha = rtw89_phy_ant_gain_query(rtwdev, RF_PATH_A, center_freq); + offset_pathb = rtw89_phy_ant_gain_query(rtwdev, RF_PATH_B, center_freq); + + return max(offset_patha, offset_pathb); +} + +s16 rtw89_phy_ant_gain_pwr_offset(struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan) +{ + struct rtw89_ant_gain_info *ant_gain = &rtwdev->ant_gain; + u8 regd = rtw89_regd_get(rtwdev, chan->band_type); + s8 offset_patha, offset_pathb; + + if (!(ant_gain->regd_enabled & BIT(regd))) + return 0; + + offset_patha = rtw89_phy_ant_gain_query(rtwdev, RF_PATH_A, chan->freq); + offset_pathb = rtw89_phy_ant_gain_query(rtwdev, RF_PATH_B, chan->freq); + + return rtw89_phy_txpwr_rf_to_bb(rtwdev, offset_patha - offset_pathb); +} +EXPORT_SYMBOL(rtw89_phy_ant_gain_pwr_offset); + +void rtw89_print_ant_gain(struct seq_file *m, struct rtw89_dev *rtwdev, + const struct rtw89_chan *chan) +{ + struct rtw89_ant_gain_info *ant_gain = &rtwdev->ant_gain; + const struct rtw89_chip_info *chip = rtwdev->chip; + u8 regd = rtw89_regd_get(rtwdev, chan->band_type); + s8 offset_patha, offset_pathb; + + if (!chip->support_ant_gain || !(ant_gain->regd_enabled & BIT(regd))) { + seq_puts(m, "no DAG is applied\n"); + return; + } + + offset_patha = rtw89_phy_ant_gain_query(rtwdev, RF_PATH_A, chan->freq); + offset_pathb = rtw89_phy_ant_gain_query(rtwdev, RF_PATH_B, chan->freq); + + seq_printf(m, "ChainA offset: %d dBm\n", offset_patha); + seq_printf(m, "ChainB offset: %d dBm\n", offset_pathb); +} + static const u8 rtw89_rs_idx_num_ax[] = { [RTW89_RS_CCK] = RTW89_RATE_CCK_NUM, [RTW89_RS_OFDM] = RTW89_RATE_OFDM_NUM, @@ -1917,20 +2153,6 @@ void rtw89_phy_load_txpwr_byrate(struct rtw89_dev *rtwdev, } EXPORT_SYMBOL(rtw89_phy_load_txpwr_byrate); -static s8 rtw89_phy_txpwr_rf_to_mac(struct rtw89_dev *rtwdev, s8 txpwr_rf) -{ - const struct rtw89_chip_info *chip = rtwdev->chip; - - return txpwr_rf >> (chip->txpwr_factor_rf - chip->txpwr_factor_mac); -} - -static s8 rtw89_phy_txpwr_dbm_to_mac(struct rtw89_dev *rtwdev, s8 dbm) -{ - const struct rtw89_chip_info *chip = rtwdev->chip; - - return clamp_t(s16, dbm << chip->txpwr_factor_mac, -64, 63); -} - static s8 rtw89_phy_txpwr_dbm_without_tolerance(s8 dbm) { const u8 tssi_deviation_point = 0; @@ -2027,7 +2249,7 @@ s8 rtw89_phy_read_txpwr_limit(struct rtw89_dev *rtwdev, u8 band, u8 ch_idx = rtw89_channel_to_idx(rtwdev, band, ch); u8 regd = rtw89_regd_get(rtwdev, band); u8 reg6 = regulatory->reg_6ghz_power; - s8 lmt = 0, sar; + s8 lmt = 0, sar, offset; s8 cstr; switch (band) { @@ -2059,7 +2281,8 @@ s8 rtw89_phy_read_txpwr_limit(struct rtw89_dev *rtwdev, u8 band, return 0; } - lmt = rtw89_phy_txpwr_rf_to_mac(rtwdev, lmt); + offset = rtw89_phy_ant_gain_offset(rtwdev, band, freq); + lmt = rtw89_phy_txpwr_rf_to_mac(rtwdev, lmt + offset); sar = rtw89_query_sar(rtwdev, freq); cstr = rtw89_phy_get_tpe_constraint(rtwdev, band); @@ -2286,7 +2509,7 @@ s8 rtw89_phy_read_txpwr_limit_ru(struct rtw89_dev *rtwdev, u8 band, u8 ch_idx = rtw89_channel_to_idx(rtwdev, band, ch); u8 regd = rtw89_regd_get(rtwdev, band); u8 reg6 = regulatory->reg_6ghz_power; - s8 lmt_ru = 0, sar; + s8 lmt_ru = 0, sar, offset; s8 cstr; switch (band) { @@ -2318,7 +2541,8 @@ s8 rtw89_phy_read_txpwr_limit_ru(struct rtw89_dev *rtwdev, u8 band, return 0; } - lmt_ru = rtw89_phy_txpwr_rf_to_mac(rtwdev, lmt_ru); + offset = rtw89_phy_ant_gain_offset(rtwdev, band, freq); + lmt_ru = rtw89_phy_txpwr_rf_to_mac(rtwdev, lmt_ru + offset); sar = rtw89_query_sar(rtwdev, freq); cstr = rtw89_phy_get_tpe_constraint(rtwdev, band); @@ -3228,10 +3452,16 @@ rtw89_phy_c2h_rfk_report_state(struct rtw89_dev *rtwdev, struct sk_buff *c2h, u3 (int)(len - sizeof(report->hdr)), &report->state); } +static void +rtw89_phy_c2h_rfk_log_tas_pwr(struct rtw89_dev *rtwdev, struct sk_buff *c2h, u32 len) +{ +} + static void (* const rtw89_phy_c2h_rfk_report_handler[])(struct rtw89_dev *rtwdev, struct sk_buff *c2h, u32 len) = { [RTW89_PHY_C2H_RFK_REPORT_FUNC_STATE] = rtw89_phy_c2h_rfk_report_state, + [RTW89_PHY_C2H_RFK_LOG_TAS_PWR] = rtw89_phy_c2h_rfk_log_tas_pwr, }; bool rtw89_phy_c2h_chk_atomic(struct rtw89_dev *rtwdev, u8 class, u8 func) @@ -3285,11 +3515,11 @@ void rtw89_phy_c2h_handle(struct rtw89_dev *rtwdev, struct sk_buff *skb, return; fallthrough; default: - rtw89_info(rtwdev, "c2h class %d not support\n", class); + rtw89_info(rtwdev, "PHY c2h class %d not support\n", class); return; } if (!handler) { - rtw89_info(rtwdev, "c2h class %d func %d not support\n", class, + rtw89_info(rtwdev, "PHY c2h class %d func %d not support\n", class, func); return; } @@ -4058,7 +4288,6 @@ static void rtw89_phy_cfo_set_crystal_cap(struct rtw89_dev *rtwdev, if (!force && cfo->crystal_cap == crystal_cap) return; - crystal_cap = clamp_t(u8, crystal_cap, 0, 127); if (chip->chip_id == RTL8852A || chip->chip_id == RTL8851B) { rtw89_phy_cfo_set_xcap_reg(rtwdev, true, crystal_cap); rtw89_phy_cfo_set_xcap_reg(rtwdev, false, crystal_cap); @@ -4181,7 +4410,7 @@ static void rtw89_phy_cfo_crystal_cap_adjust(struct rtw89_dev *rtwdev, s32 curr_cfo) { struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking; - s8 crystal_cap = cfo->crystal_cap; + int crystal_cap = cfo->crystal_cap; s32 cfo_abs = abs(curr_cfo); int sign; @@ -4202,15 +4431,17 @@ static void rtw89_phy_cfo_crystal_cap_adjust(struct rtw89_dev *rtwdev, } sign = curr_cfo > 0 ? 1 : -1; if (cfo_abs > CFO_TRK_STOP_TH_4) - crystal_cap += 7 * sign; + crystal_cap += 3 * sign; else if (cfo_abs > CFO_TRK_STOP_TH_3) - crystal_cap += 5 * sign; - else if (cfo_abs > CFO_TRK_STOP_TH_2) crystal_cap += 3 * sign; + else if (cfo_abs > CFO_TRK_STOP_TH_2) + crystal_cap += 1 * sign; else if (cfo_abs > CFO_TRK_STOP_TH_1) crystal_cap += 1 * sign; else return; + + crystal_cap = clamp(crystal_cap, 0, 127); rtw89_phy_cfo_set_crystal_cap(rtwdev, (u8)crystal_cap, false); rtw89_debug(rtwdev, RTW89_DBG_CFO, "X_cap{Curr,Default}={0x%x,0x%x}\n", @@ -6310,6 +6541,12 @@ void rtw89_phy_dm_init(struct rtw89_dev *rtwdev) rtw89_chip_cfg_txrx_path(rtwdev); } +void rtw89_phy_dm_reinit(struct rtw89_dev *rtwdev) +{ + rtw89_phy_env_monitor_init(rtwdev); + rtw89_physts_parsing_init(rtwdev); +} + void rtw89_phy_set_bss_color(struct rtw89_dev *rtwdev, struct rtw89_vif_link *rtwvif_link) { |