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authorAvri Altman <avri.altman@intel.com>2014-04-02 07:54:07 +0300
committerEmmanuel Grumbach <emmanuel.grumbach@intel.com>2014-05-11 13:11:47 +0300
commit63ef81cfb6e57b1a4a351bb8d0aad908fdf9d2c6 (patch)
tree8db763b8c578e48aec4f5d9c477b753052326a27 /drivers/net/wireless/iwlwifi
parentiwlwifi: mvm: stop sched scan before association (diff)
downloadlinux-dev-63ef81cfb6e57b1a4a351bb8d0aad908fdf9d2c6.tar.xz
linux-dev-63ef81cfb6e57b1a4a351bb8d0aad908fdf9d2c6.zip
iwlwifi: mvm: Add power management support for P2P DCM
If two clients are active while each one is alone on its channel, and the applicable flags are set, power management should be enabled. This condition is referred to as Different Channel Mode (DCM). Up to now, in DCM power management was supported only on BSS. This patch adds support for P2P power management in DCM as well. Signed-off-by: Avri Altman <avri.altman@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi')
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/power.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/power.c b/drivers/net/wireless/iwlwifi/mvm/power.c
index 78309f7d0b7b..258405f47719 100644
--- a/drivers/net/wireless/iwlwifi/mvm/power.c
+++ b/drivers/net/wireless/iwlwifi/mvm/power.c
@@ -613,11 +613,15 @@ iwl_mvm_power_set_pm(struct iwl_mvm *mvm,
ap_same_channel = (bss_mvmvif->phy_ctxt->id ==
ap_mvmvif->phy_ctxt->id);
- /* bss is not stand alone: enable PM if alone on its channel */
- if (vifs->bss_active && !(client_same_channel || ap_same_channel) &&
+ /* clients are not stand alone: enable PM if DCM */
+ if (!(client_same_channel || ap_same_channel) &&
(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_DCM)) {
+ if (vifs->bss_active)
bss_mvmvif->pm_enabled = true;
- return;
+ if (vifs->p2p_active &&
+ (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_P2P_PM))
+ p2p_mvmvif->pm_enabled = true;
+ return;
}
/*