[PATCH 5.11 504/601] iwlwifi: rs-fw: dont support stbc for HE 160

Greg Kroah-Hartman
2021-05-12T17:56:36Z

From: Mordechay Goodstein <mordechay.goodstein@intel.com>

[ Upstream commit a9174578262b86f15cb1882f35e53b1fae0649fd ]

Our HE doesn't support it so never set HE 160 stbc

Fixes: 3e467b8e4cf4 ("iwlwifi: rs-fw: enable STBC in he correctly")
Signed-off-by: Mordechay Goodstein <mordechay.goodstein@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210411124418.550fd1903eb7.I8ddbc2f87044a5ef78d916c9c59be797811a1b7f@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
.../net/wireless/intel/iwlwifi/mvm/rs-fw.c | 20 ++++++++-----------
1 file changed, 8 insertions(+), 12 deletions(-)

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c
index 490a561c71db..cdfab7c0ca74 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c
@@ -1,7 +1,7 @@
// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
/*
* Copyright (C) 2017 Intel Deutschland GmbH
- * Copyright (C) 2018-2020 Intel Corporation
+ * Copyright (C) 2018-2021 Intel Corporation
*/
#include "rs.h"
#include "fw-api.h"
@@ -72,19 +72,15 @@ static u16 rs_fw_get_config_flags(struct iwl_mvm *mvm,
bool vht_ena = vht_cap->vht_supported;
u16 flags = 0;

+ /* get STBC flags */
if (mvm->cfg->ht_params->stbc &&
(num_of_ant(iwl_mvm_get_valid_tx_ant(mvm)) > 1)) {
- if (he_cap->has_he) {
- if (he_cap->he_cap_elem.phy_cap_info[2] &
- IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ)
- flags |= IWL_TLC_MNG_CFG_FLAGS_STBC_MSK;
-
- if (he_cap->he_cap_elem.phy_cap_info[7] &
- IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ)
- flags |= IWL_TLC_MNG_CFG_FLAGS_HE_STBC_160MHZ_MSK;
- } else if ((ht_cap->cap & IEEE80211_HT_CAP_RX_STBC) ||
- (vht_ena &&
- (vht_cap->cap & IEEE80211_VHT_CAP_RXSTBC_MASK)))
+ if (he_cap->has_he && he_cap->he_cap_elem.phy_cap_info[2] &
+ IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ)
+ flags |= IWL_TLC_MNG_CFG_FLAGS_STBC_MSK;
+ else if (vht_cap->cap & IEEE80211_VHT_CAP_RXSTBC_MASK)
+ flags |= IWL_TLC_MNG_CFG_FLAGS_STBC_MSK;
+ else if (ht_cap->cap & IEEE80211_HT_CAP_RX_STBC)
flags |= IWL_TLC_MNG_CFG_FLAGS_STBC_MSK;
}

--
2.30.2