diff options
| author | Ping-Ke Shih <pkshih@realtek.com> | 2020-05-04 18:50:07 +0800 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2020-05-06 11:34:43 +0300 |
| commit | 3ac14439152d88435acd93a74b2dd9715abae42c (patch) | |
| tree | 6444816f74a8b2ea294079b2d2c3a0bed3eaa77f | |
| parent | 614b1f874454b6d01f1e376f72172cba5404e738 (diff) | |
rtw88: 8723d: some chips don't support LDPC
Some chips are not able to receive LDPC packets. Add an attribute
to rtw_chip_info to determine if the LDPC capability in [ht/vht]_cap
should be advertised or not.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200504105010.10780-6-yhchuang@realtek.com
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/main.c | 9 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/main.h | 6 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/rtw8723d.c | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/rtw8822b.c | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/rtw8822c.c | 1 |
5 files changed, 16 insertions, 2 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c index b0dadff0dc7b..f88a7d2370aa 100644 --- a/drivers/net/wireless/realtek/rtw88/main.c +++ b/drivers/net/wireless/realtek/rtw88/main.c @@ -933,8 +933,11 @@ static void rtw_init_ht_cap(struct rtw_dev *rtwdev, ht_cap->cap = 0; ht_cap->cap |= IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_MAX_AMSDU | - IEEE80211_HT_CAP_LDPC_CODING | (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT); + + if (rtw_chip_has_rx_ldpc(rtwdev)) + ht_cap->cap |= IEEE80211_HT_CAP_LDPC_CODING; + if (efuse->hw_cap.bw & BIT(RTW_CHANNEL_WIDTH_40)) ht_cap->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40 | IEEE80211_HT_CAP_DSSSCCK40 | @@ -968,7 +971,6 @@ static void rtw_init_vht_cap(struct rtw_dev *rtwdev, vht_cap->vht_supported = true; vht_cap->cap = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 | - IEEE80211_VHT_CAP_RXLDPC | IEEE80211_VHT_CAP_SHORT_GI_80 | IEEE80211_VHT_CAP_TXSTBC | IEEE80211_VHT_CAP_RXSTBC_1 | @@ -981,6 +983,9 @@ static void rtw_init_vht_cap(struct rtw_dev *rtwdev, vht_cap->cap |= (rtwdev->hal.bfee_sts_cap << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT); + 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 | diff --git a/drivers/net/wireless/realtek/rtw88/main.h b/drivers/net/wireless/realtek/rtw88/main.h index cb0dd30e9683..ed9c7163fc4e 100644 --- a/drivers/net/wireless/realtek/rtw88/main.h +++ b/drivers/net/wireless/realtek/rtw88/main.h @@ -1085,6 +1085,7 @@ struct rtw_chip_info { u8 dig_min; u8 txgi_factor; bool is_pwr_by_rate_dec; + bool rx_ldpc; u8 max_power_index; bool ht_supported; @@ -1743,6 +1744,11 @@ static inline bool rtw_chip_wcpu_11ac(struct rtw_dev *rtwdev) return rtwdev->chip->wlan_cpu == RTW_WCPU_11AC; } +static inline bool rtw_chip_has_rx_ldpc(struct rtw_dev *rtwdev) +{ + return rtwdev->chip->rx_ldpc; +} + void rtw_get_channel_params(struct cfg80211_chan_def *chandef, struct rtw_channel_params *ch_param); bool check_hw_ready(struct rtw_dev *rtwdev, u32 addr, u32 mask, u32 target); diff --git a/drivers/net/wireless/realtek/rtw88/rtw8723d.c b/drivers/net/wireless/realtek/rtw88/rtw8723d.c index 6011ca8352b3..6fe7596d6a11 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8723d.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8723d.c @@ -1039,6 +1039,7 @@ struct rtw_chip_info rtw8723d_hw_spec = { .rf_tbl = {&rtw8723d_rf_a_tbl}, .rfe_defs = rtw8723d_rfe_defs, .rfe_defs_size = ARRAY_SIZE(rtw8723d_rfe_defs), + .rx_ldpc = false, }; EXPORT_SYMBOL(rtw8723d_hw_spec); diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822b.c b/drivers/net/wireless/realtek/rtw88/rtw8822b.c index ffee8111d145..f1019e196918 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822b.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8822b.c @@ -2447,6 +2447,7 @@ struct rtw_chip_info rtw8822b_hw_spec = { .iqk_threshold = 8, .bfer_su_max_num = 2, .bfer_mu_max_num = 1, + .rx_ldpc = true, .coex_para_ver = 0x19062706, .bt_desired_ver = 0x6, diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.c b/drivers/net/wireless/realtek/rtw88/rtw8822c.c index 38a096d5af6f..9a9423e23e9d 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822c.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.c @@ -4312,6 +4312,7 @@ struct rtw_chip_info rtw8822c_hw_spec = { .iqk_threshold = 8, .bfer_su_max_num = 2, .bfer_mu_max_num = 1, + .rx_ldpc = true, #ifdef CONFIG_PM .wow_fw_name = "rtw88/rtw8822c_wow_fw.bin", |