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iwlwifi: fw: do not set sgi bits for HE connection

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[ Upstream commit 5c2dbebb44 ]

If the association supports HE, HT/VHT rates will never be used for Tx
and therefore there's no need to set the sgi-per-channel-width-support
bits, so don't set them in this case.

Fixes: 110b32f065 ("iwlwifi: mvm: rs: add basic implementation of the new RS API handlers")
Signed-off-by: Naftali Goldstein <naftali.goldstein@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Naftali Goldstein
2018-07-15 15:26:27 +03:00
committed by Greg Kroah-Hartman
parent 3a11ec548c
commit 76707e34f4
1 changed files with 4 additions and 0 deletions
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4
drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c
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@@ -98,8 +98,12 @@ static u8 rs_fw_sgi_cw_support(struct ieee80211_sta *sta)
{
struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap;
struct ieee80211_sta_vht_cap *vht_cap = &sta->vht_cap;
struct ieee80211_sta_he_cap *he_cap = &sta->he_cap;
u8 supp = 0;
if (he_cap && he_cap->has_he)
return 0;
if (ht_cap->cap & IEEE80211_HT_CAP_SGI_20)
supp |= BIT(IWL_TLC_MNG_CH_WIDTH_20MHZ);
if (ht_cap->cap & IEEE80211_HT_CAP_SGI_40)