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authorJohannes Berg <johannes.berg@intel.com>2021-08-02 17:28:20 +0300
committerLuca Coelho <luciano.coelho@intel.com>2021-08-26 23:33:22 +0300
commitde34d1c1d30d6d9373f536522c04b86b54711c3b (patch)
treee355aef2f0db4c7c26fd73ae211c9d1befa7f2f9
parenta6dfbd040e26d0fa429545d37ca9d3dc8a80cf3b (diff)
downloadlinux-de34d1c1d30d6d9373f536522c04b86b54711c3b.tar.bz2
iwlwifi: mvm: restrict FW SMPS request
The firmware SMPS request should only be honoured if the connection is currently with HE and on 160 MHz, so check that and then potentially reapply any request if the BW changes. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Luca Coelho <luciano.coelho@intel.com> Link: https://lore.kernel.org/r/iwlwifi.20210802172232.0cdcac5660da.I9ee7956fd4f48399855d1f97728bc58b36caf112@changeid Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c3
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/ops.c11
2 files changed, 10 insertions, 4 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index 3a7f756c4545..b2072e19b5dc 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -2440,6 +2440,9 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm,
IWL_DEBUG_MAC80211(mvm, "arp filter changed\n");
iwl_mvm_configure_bcast_filter(mvm);
}
+
+ if (changes & BSS_CHANGED_BANDWIDTH)
+ iwl_mvm_apply_fw_smps_request(vif);
}
static int iwl_mvm_start_ap_ibss(struct ieee80211_hw *hw,
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
index 880cf2042531..564ccfbd15bd 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
@@ -214,11 +214,14 @@ void iwl_mvm_apply_fw_smps_request(struct ieee80211_vif *vif)
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct iwl_mvm *mvm = mvmvif->mvm;
+ enum ieee80211_smps_mode mode = IEEE80211_SMPS_AUTOMATIC;
- iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_FW,
- mvm->fw_static_smps_request ?
- IEEE80211_SMPS_STATIC :
- IEEE80211_SMPS_AUTOMATIC);
+ if (mvm->fw_static_smps_request &&
+ vif->bss_conf.chandef.width == NL80211_CHAN_WIDTH_160 &&
+ vif->bss_conf.he_support)
+ mode = IEEE80211_SMPS_STATIC;
+
+ iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_FW, mode);
}
static void iwl_mvm_intf_dual_chain_req(void *data, u8 *mac,