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iwlwifi: rs: consider LDPC capability in case of HE 

When building TLC configuration command, consider in case of HE,
if LDPC support is turned on in our capabilities.

Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
hifive-unleashed-5.2
Gregory Greenman 2019-02-20 11:31:10 +02:00 committed by Luca Coelho
parent 53032e6ec1
commit befebbb30a
1 changed files with 11 additions and 5 deletions
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16
drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c
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@ -116,8 +116,9 @@ static u8 rs_fw_sgi_cw_support(struct ieee80211_sta *sta)
return supp;
}
static u16 rs_fw_set_config_flags(struct iwl_mvm *mvm,
struct ieee80211_sta *sta)
static u16 rs_fw_get_config_flags(struct iwl_mvm *mvm,
struct ieee80211_sta *sta,
struct ieee80211_supported_band *sband)
{
struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap;
struct ieee80211_sta_vht_cap *vht_cap = &sta->vht_cap;
@ -147,6 +148,12 @@ static u16 rs_fw_set_config_flags(struct iwl_mvm *mvm,
(vht_ena && (vht_cap->cap & IEEE80211_VHT_CAP_RXLDPC))))
flags |= IWL_TLC_MNG_CFG_FLAGS_LDPC_MSK;
/* consider our LDPC support in case of HE */
if (sband->iftype_data && sband->iftype_data->he_cap.has_he &&
!(sband->iftype_data->he_cap.he_cap_elem.phy_cap_info[1] &
IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD))
flags &= ~IWL_TLC_MNG_CFG_FLAGS_LDPC_MSK;
if (he_cap && he_cap->has_he &&
(he_cap->he_cap_elem.phy_cap_info[3] &
IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK))
@ -383,13 +390,13 @@ void rs_fw_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
struct iwl_lq_sta_rs_fw *lq_sta = &mvmsta->lq_sta.rs_fw;
u32 cmd_id = iwl_cmd_id(TLC_MNG_CONFIG_CMD, DATA_PATH_GROUP, 0);
struct ieee80211_supported_band *sband;
struct ieee80211_supported_band *sband = hw->wiphy->bands[band];
u16 max_amsdu_len = rs_fw_get_max_amsdu_len(sta);
struct iwl_tlc_config_cmd cfg_cmd = {
.sta_id = mvmsta->sta_id,
.max_ch_width = update ?
rs_fw_bw_from_sta_bw(sta) : RATE_MCS_CHAN_WIDTH_20,
.flags = cpu_to_le16(rs_fw_set_config_flags(mvm, sta)),
.flags = cpu_to_le16(rs_fw_get_config_flags(mvm, sta, sband)),
.chains = rs_fw_set_active_chains(iwl_mvm_get_valid_tx_ant(mvm)),
.sgi_ch_width_supp = rs_fw_sgi_cw_support(sta),
.max_mpdu_len = cpu_to_le16(max_amsdu_len),
@ -402,7 +409,6 @@ void rs_fw_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
#ifdef CONFIG_IWLWIFI_DEBUGFS
iwl_mvm_reset_frame_stats(mvm);
#endif
sband = hw->wiphy->bands[band];
rs_fw_set_supp_rates(sta, sband, &cfg_cmd);
/*