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authorAlexander Bondar <alexander.bondar@intel.com>2013-05-27 12:49:03 +0200
committerJohannes Berg <johannes.berg@intel.com>2013-06-05 09:06:07 +0200
commit5ec42ecf497f9c5e55fbe57e894efc5ce91c47cd (patch)
tree7d98dbdf4d579ba4c607deaa64251531c72f3aa6 /drivers/net/wireless/iwlwifi/mvm/power.c
parentiwlwifi: mvm: Change location of vif_count verification for PM (diff)
downloadlinux-5ec42ecf497f9c5e55fbe57e894efc5ce91c47cd.tar.xz
linux-5ec42ecf497f9c5e55fbe57e894efc5ce91c47cd.zip
iwlwifi: mvm: enable PM always in unassociated mode
In unassociated BSS STA mode FW verifies both power save and power management flags to decide on switching power off. The driver currently sets power management flag according to mac80211 decision. As result, in unassociated mode power management flag is down and power consumption is high. Change power management enablement. When unassociated in BPS and LP power save modes enable power management regardless of mac80211 decision. Rely on mac80211 decision if associated. Add power management state update during associated/disassociated modes transitions. Signed-off-by: Alexander Bondar <alexander.bondar@intel.com> Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/mvm/power.c')
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/power.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/power.c b/drivers/net/wireless/iwlwifi/mvm/power.c
index 6cb98ce96ac4..3760a33ca3a4 100644
--- a/drivers/net/wireless/iwlwifi/mvm/power.c
+++ b/drivers/net/wireless/iwlwifi/mvm/power.c
@@ -168,6 +168,8 @@ void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
return;
cmd->flags |= cpu_to_le16(POWER_FLAGS_POWER_SAVE_ENA_MSK);
+ if (!vif->bss_conf.assoc)
+ cmd->flags |= cpu_to_le16(POWER_FLAGS_POWER_MANAGEMENT_ENA_MSK);
#ifdef CONFIG_IWLWIFI_DEBUGFS
if (mvmvif->dbgfs_pm.mask & MVM_DEBUGFS_PM_DISABLE_POWER_OFF &&