diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtw88/main.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/main.c | 93 |
1 files changed, 60 insertions, 33 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c index 0cee0fd8c0ef..c4de5d114eda 100644 --- a/drivers/net/wireless/realtek/rtw88/main.c +++ b/drivers/net/wireless/realtek/rtw88/main.c @@ -136,7 +136,7 @@ u16 rtw_desc_to_bitrate(u8 desc_rate) return rate.bitrate; } -static struct ieee80211_supported_band rtw_band_2ghz = { +static const struct ieee80211_supported_band rtw_band_2ghz = { .band = NL80211_BAND_2GHZ, .channels = rtw_channeltable_2g, @@ -149,7 +149,7 @@ static struct ieee80211_supported_band rtw_band_2ghz = { .vht_cap = {0}, }; -static struct ieee80211_supported_band rtw_band_5ghz = { +static const struct ieee80211_supported_band rtw_band_5ghz = { .band = NL80211_BAND_5GHZ, .channels = rtw_channeltable_5g, @@ -1234,7 +1234,9 @@ void rtw_update_sta_info(struct rtw_dev *rtwdev, struct rtw_sta_info *si, if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC) ldpc_en = VHT_LDPC_EN; } else if (sta->deflink.ht_cap.ht_supported) { - ra_mask |= (sta->deflink.ht_cap.mcs.rx_mask[1] << 20) | + ra_mask |= ((u64)sta->deflink.ht_cap.mcs.rx_mask[3] << 36) | + ((u64)sta->deflink.ht_cap.mcs.rx_mask[2] << 28) | + (sta->deflink.ht_cap.mcs.rx_mask[1] << 20) | (sta->deflink.ht_cap.mcs.rx_mask[0] << 12); if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_RX_STBC) stbc_en = HT_STBC_EN; @@ -1244,6 +1246,9 @@ void rtw_update_sta_info(struct rtw_dev *rtwdev, struct rtw_sta_info *si, if (efuse->hw_cap.nss == 1 || rtwdev->hal.txrx_1ss) ra_mask &= RA_MASK_VHT_RATES_1SS | RA_MASK_HT_RATES_1SS; + else if (efuse->hw_cap.nss == 2) + ra_mask &= RA_MASK_VHT_RATES_2SS | RA_MASK_HT_RATES_2SS | + RA_MASK_VHT_RATES_1SS | RA_MASK_HT_RATES_1SS; if (hal->current_band_type == RTW_BAND_5G) { ra_mask |= (u64)sta->deflink.supp_rates[NL80211_BAND_5GHZ] << 4; @@ -1302,10 +1307,9 @@ void rtw_update_sta_info(struct rtw_dev *rtwdev, struct rtw_sta_info *si, break; } - if (sta->deflink.vht_cap.vht_supported && ra_mask & 0xffc00000) - tx_num = 2; - else if (sta->deflink.ht_cap.ht_supported && ra_mask & 0xfff00000) - tx_num = 2; + if (sta->deflink.vht_cap.vht_supported || + sta->deflink.ht_cap.ht_supported) + tx_num = efuse->hw_cap.nss; rate_id = get_rate_id(wireless_set, bw_mode, tx_num); @@ -1561,6 +1565,7 @@ static void rtw_init_ht_cap(struct rtw_dev *rtwdev, { const struct rtw_chip_info *chip = rtwdev->chip; struct rtw_efuse *efuse = &rtwdev->efuse; + int i; ht_cap->ht_supported = true; ht_cap->cap = 0; @@ -1580,25 +1585,20 @@ static void rtw_init_ht_cap(struct rtw_dev *rtwdev, ht_cap->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; ht_cap->ampdu_density = chip->ampdu_density; ht_cap->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; - if (efuse->hw_cap.nss > 1) { - ht_cap->mcs.rx_mask[0] = 0xFF; - ht_cap->mcs.rx_mask[1] = 0xFF; - ht_cap->mcs.rx_mask[4] = 0x01; - ht_cap->mcs.rx_highest = cpu_to_le16(300); - } else { - ht_cap->mcs.rx_mask[0] = 0xFF; - ht_cap->mcs.rx_mask[1] = 0x00; - ht_cap->mcs.rx_mask[4] = 0x01; - ht_cap->mcs.rx_highest = cpu_to_le16(150); - } + + for (i = 0; i < efuse->hw_cap.nss; i++) + ht_cap->mcs.rx_mask[i] = 0xFF; + ht_cap->mcs.rx_mask[4] = 0x01; + ht_cap->mcs.rx_highest = cpu_to_le16(150 * efuse->hw_cap.nss); } static void rtw_init_vht_cap(struct rtw_dev *rtwdev, struct ieee80211_sta_vht_cap *vht_cap) { struct rtw_efuse *efuse = &rtwdev->efuse; - u16 mcs_map; + u16 mcs_map = 0; __le16 highest; + int i; if (efuse->hw_cap.ptcl != EFUSE_HW_CAP_IGNORE && efuse->hw_cap.ptcl != EFUSE_HW_CAP_PTCL_VHT) @@ -1621,21 +1621,15 @@ static void rtw_init_vht_cap(struct rtw_dev *rtwdev, if (rtw_chip_has_rx_ldpc(rtwdev)) vht_cap->cap |= IEEE80211_VHT_CAP_RXLDPC; - mcs_map = IEEE80211_VHT_MCS_SUPPORT_0_9 << 0 | - IEEE80211_VHT_MCS_NOT_SUPPORTED << 4 | - IEEE80211_VHT_MCS_NOT_SUPPORTED << 6 | - IEEE80211_VHT_MCS_NOT_SUPPORTED << 8 | - IEEE80211_VHT_MCS_NOT_SUPPORTED << 10 | - IEEE80211_VHT_MCS_NOT_SUPPORTED << 12 | - IEEE80211_VHT_MCS_NOT_SUPPORTED << 14; - if (efuse->hw_cap.nss > 1) { - highest = cpu_to_le16(780); - mcs_map |= IEEE80211_VHT_MCS_SUPPORT_0_9 << 2; - } else { - highest = cpu_to_le16(390); - mcs_map |= IEEE80211_VHT_MCS_NOT_SUPPORTED << 2; + for (i = 0; i < 8; i++) { + if (i < efuse->hw_cap.nss) + mcs_map |= IEEE80211_VHT_MCS_SUPPORT_0_9 << (i * 2); + else + mcs_map |= IEEE80211_VHT_MCS_NOT_SUPPORTED << (i * 2); } + highest = cpu_to_le16(390 * efuse->hw_cap.nss); + vht_cap->vht_mcs.rx_mcs_map = cpu_to_le16(mcs_map); vht_cap->vht_mcs.tx_mcs_map = cpu_to_le16(mcs_map); vht_cap->vht_mcs.rx_highest = highest; @@ -2248,7 +2242,8 @@ int rtw_register_hw(struct rtw_dev *rtwdev, struct ieee80211_hw *hw) ieee80211_hw_set(hw, SUPPORTS_PS); ieee80211_hw_set(hw, SUPPORTS_DYNAMIC_PS); ieee80211_hw_set(hw, SUPPORT_FAST_XMIT); - ieee80211_hw_set(hw, SUPPORTS_AMSDU_IN_AMPDU); + if (rtwdev->chip->amsdu_in_ampdu) + ieee80211_hw_set(hw, SUPPORTS_AMSDU_IN_AMPDU); ieee80211_hw_set(hw, HAS_RATE_CONTROL); ieee80211_hw_set(hw, TX_AMSDU); ieee80211_hw_set(hw, SINGLE_SCAN_ON_ALL_BANDS); @@ -2453,6 +2448,38 @@ void rtw_core_enable_beacon(struct rtw_dev *rtwdev, bool enable) } } +void rtw_set_ampdu_factor(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, + struct ieee80211_bss_conf *bss_conf) +{ + const struct rtw_chip_ops *ops = rtwdev->chip->ops; + struct ieee80211_sta *sta; + u8 factor = 0xff; + + if (!ops->set_ampdu_factor) + return; + + rcu_read_lock(); + + sta = ieee80211_find_sta(vif, bss_conf->bssid); + if (!sta) { + rcu_read_unlock(); + rtw_warn(rtwdev, "%s: failed to find station %pM\n", + __func__, bss_conf->bssid); + return; + } + + if (sta->deflink.vht_cap.vht_supported) + factor = u32_get_bits(sta->deflink.vht_cap.cap, + IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK); + else if (sta->deflink.ht_cap.ht_supported) + factor = sta->deflink.ht_cap.ampdu_factor; + + rcu_read_unlock(); + + if (factor != 0xff) + ops->set_ampdu_factor(rtwdev, factor); +} + MODULE_AUTHOR("Realtek Corporation"); MODULE_DESCRIPTION("Realtek 802.11ac wireless core module"); MODULE_LICENSE("Dual BSD/GPL"); |