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authorEmmanuel Grumbach <emmanuel.grumbach@intel.com>2024-10-28 13:54:50 +0200
committerJohannes Berg <johannes.berg@intel.com>2024-11-07 14:42:29 +0100
commitdc40fde44607881482ed916b1a51545d6e841f32 (patch)
treefc13565daf2f52bf2ceb5aa562c0d61c8123c718 /drivers/net/wireless/intel/iwlwifi/mvm/rx.c
parent4635e6eaa0fec321409242f99cccedbaf486c5e8 (diff)
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wifi: iwlwifi: mvm: MLO scan upon channel condition degradation
This will allow to prevent disconnections. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com> Link: https://patch.msgid.link/20241028135215.6402718fbc94.Ia6ce651cc7c96f7aaeee449737dd28ed291788a6@changeid Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/rx.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/rx.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c
index 1a0b5f8d4339..9e72db9bab40 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c
@@ -560,7 +560,8 @@ static void iwl_mvm_update_link_sig(struct ieee80211_vif *vif, int sig,
struct iwl_mvm_vif_link_info *link_info,
struct ieee80211_bss_conf *bss_conf)
{
- struct iwl_mvm *mvm = iwl_mvm_vif_from_mac80211(vif)->mvm;
+ struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
+ struct iwl_mvm *mvm = mvmvif->mvm;
int thold = bss_conf->cqm_rssi_thold;
int hyst = bss_conf->cqm_rssi_hyst;
int last_event;
@@ -625,6 +626,13 @@ static void iwl_mvm_update_link_sig(struct ieee80211_vif *vif, int sig,
if (!vif->cfg.assoc || !ieee80211_vif_is_mld(vif))
return;
+ /* We're not in EMLSR and our signal is bad, try to switch link maybe */
+ if (sig < IWL_MVM_LOW_RSSI_MLO_SCAN_THRESH && !mvmvif->esr_active) {
+ iwl_mvm_int_mlo_scan(mvm, vif);
+ return;
+ }
+
+ /* We are in EMLSR, check if we need to exit */
exit_esr_thresh =
iwl_mvm_get_esr_rssi_thresh(mvm,
&bss_conf->chanreq.oper,