diff options
| author | Bitterblue Smith <rtl8821cerfe2@gmail.com> | 2025-02-18 02:30:48 +0300 |
|---|---|---|
| committer | Ping-Ke Shih <pkshih@realtek.com> | 2025-02-21 05:03:21 +0300 |
| commit | 6be7544d19fcfcb729495e793bc6181f85bb8949 (patch) | |
| tree | 26075a45098d81899bbd07aa68ba75e3df72ec57 | |
| parent | c7eea1ba05ca5b0dbf77a27cf2e1e6e2fb3c0043 (diff) | |
| download | linux-6be7544d19fcfcb729495e793bc6181f85bb8949.tar.xz | |
wifi: rtw88: Fix rtw_init_vht_cap() for RTL8814AU
Set the MCS maps and the highest rates according to the number of
spatial streams the chip has. For RTL8814AU that is 3.
Signed-off-by: Bitterblue Smith <rtl8821cerfe2@gmail.com>
Acked-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/e86aa009-b5bf-4b3a-8112-ea5e3cd49465@gmail.com
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/main.c | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c index 3319bb5044c3..959f56a3cc1a 100644 --- a/drivers/net/wireless/realtek/rtw88/main.c +++ b/drivers/net/wireless/realtek/rtw88/main.c @@ -1596,8 +1596,9 @@ 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) @@ -1620,21 +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; |