diff options
| author |   Gregory Greenman <gregory.greenman@intel.com> | 2023-05-24 20:42:08 +0300 |
|---|---|---|
| committer |   Johannes Berg <johannes.berg@intel.com> | 2023-06-06 13:05:28 +0200 |
| commit | dbb6f2307b84e8aaaa60f7ba0b17cb1a333e2216 (patch) | |
| tree | 7ab0e8c87a413a75b800928a33fa5c117572d3b0 /drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c | |
| parent | wifi: iwlwifi: fw: Add new ODM vendor to ppag approved list (diff) | |
| download | linux-dbb6f2307b84e8aaaa60f7ba0b17cb1a333e2216.tar.xz linux-dbb6f2307b84e8aaaa60f7ba0b17cb1a333e2216.zip | |
wifi: iwlwifi: disable RX STBC when a device doesn't support it
Some devices, like step A0 of GL FM device doesn't support RX STBC
for VHT/HE. Add a workaround to remove it from capabilities in
this case.
Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
Link: https://lore.kernel.org/r/20230524203151.65c3e09813e5.Iadfd8cdb0ea5a8088ae3daa555c780c423951894@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c index 7dcb1c3ab728..cf19e8a561e9 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c @@ -464,6 +464,9 @@ static void iwl_init_vht_hw_capab(struct iwl_trans *trans, IEEE80211_VHT_MAX_AMPDU_1024K << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT; + if (!trans->cfg->ht_params->stbc) + vht_cap->cap &= ~IEEE80211_VHT_CAP_RXSTBC_MASK; + if (data->vht160_supported) vht_cap->cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ | IEEE80211_VHT_CAP_SHORT_GI_160; @@ -986,6 +989,13 @@ iwl_nvm_fixup_sband_iftd(struct iwl_trans *trans, iftype_data->vendor_elems.data = iwl_vendor_caps; iftype_data->vendor_elems.len = ARRAY_SIZE(iwl_vendor_caps); } + + if (!trans->cfg->ht_params->stbc) { + iftype_data->he_cap.he_cap_elem.phy_cap_info[2] &= + ~IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ; + iftype_data->he_cap.he_cap_elem.phy_cap_info[7] &= + ~IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ; + } } static void iwl_init_he_hw_capab(struct iwl_trans *trans, |