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Commit e03f9bef authored by Johannes Berg's avatar Johannes Berg Committed by Emmanuel Grumbach
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iwlwifi: mvm: disable powersave in low-latency 



While an interface is in low-latency mode, for now powersave
should be disabled for it, so take low-latency into account
in the powersave code and force powersave recalculation when
low-latency mode changes.

Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
parent a21d7bcb

drivers/net/wireless/iwlwifi/mvm/power.c

+2 −1
Original line number Diff line number Diff line
@@ -312,7 +312,8 @@ static void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm, 
	    mvmvif->dbgfs_pm.disable_power_off)

		cmd->flags &= cpu_to_le16(~POWER_FLAGS_POWER_SAVE_ENA_MSK);

#endif

	if (!vif->bss_conf.ps || mvmvif->pm_prevented)

	if (!vif->bss_conf.ps || mvmvif->pm_prevented ||

	    iwl_mvm_vif_low_latency(mvmvif))

		return;



	cmd->flags |= cpu_to_le16(POWER_FLAGS_POWER_MANAGEMENT_ENA_MSK);

drivers/net/wireless/iwlwifi/mvm/utils.c

+5 −1
Original line number Diff line number Diff line
@@ -541,10 +541,14 @@ int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif, 
			       bool value)

{

	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);

	int res;



	lockdep_assert_held(&mvm->mutex);



	mvmvif->low_latency = value;



	return iwl_mvm_update_quotas(mvm, NULL);

	res = iwl_mvm_update_quotas(mvm, NULL);

	if (res)

		return res;

	return iwl_mvm_power_update_mode(mvm, vif);

}