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iwlwifi: mvm: Add and examine TLV flag for P2P client uAPSD support

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Current firmware doesn't handle well uAPSD in P2P Client.
When it will be fixed, the firmware will set a TLV flag to notify
the driver that uAPSD is supported in P2P client mode.
Check this flag when sending power command for P2P client.

Signed-off-by: Alexander Bondar <alexander.bondar@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Alexander Bondar
2013-11-12 14:47:59 +02:00
committed by Emmanuel Grumbach
parent 128cb89e1d
commit 752096727c
2 changed files with 6 additions and 0 deletions
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4
drivers/net/wireless/iwlwifi/mvm/power.c
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@@ -358,6 +358,10 @@ static void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm,
if (!memcmp(mvmvif->uapsd_misbehaving_bssid, vif->bss_conf.bssid,
ETH_ALEN))
allow_uapsd = false;
if (vif->p2p &&
!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD))
allow_uapsd = false;
/*
* Avoid using uAPSD if P2P client is associated to GO that uses
* opportunistic power save. This is due to current FW limitation.