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rtw88: 8723d: some chips don't support LDPC

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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
This commit is contained in:
Ping-Ke Shih 2020-05-04 18:50:07 +08:00 • committed by Kalle Valo
parent 614b1f8744
commit 3ac1443915
5 changed files with 16 additions and 2 deletions
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9
drivers/net/wireless/realtek/rtw88/main.c
View file

@ -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 |

6
drivers/net/wireless/realtek/rtw88/main.h
View file

@ -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);

1
drivers/net/wireless/realtek/rtw88/rtw8723d.c
View file

@ -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);

1
drivers/net/wireless/realtek/rtw88/rtw8822b.c
View file

@ -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,

1
drivers/net/wireless/realtek/rtw88/rtw8822c.c
View file

@ -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",