iwlwifi: mvm: provide the actual number of frames for the SP len
authorEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Wed, 8 Feb 2017 12:53:32 +0000 (14:53 +0200)
committerLuca Coelho <luciano.coelho@intel.com>
Wed, 19 Apr 2017 19:21:47 +0000 (22:21 +0300)
In the end, the firmware doesn't want the SP len as present
in the WMM IE, but rather the actual number of frames.

Fixes: bd3c6cf901a8 ("iwlwifi: mvm: tell the firmware about the U-APSD parameters")
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
drivers/net/wireless/intel/iwlwifi/mvm/sta.c

index cc9c92b8e2ba2111dddca6345cd2212409514814..a2a1fa06b78146344e6b723124acba53db955eb9 100644 (file)
@@ -223,7 +223,7 @@ int iwl_mvm_sta_send_to_fw(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
                if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO)
                        add_sta_cmd.uapsd_acs |= BIT(AC_VO);
                add_sta_cmd.uapsd_acs |= add_sta_cmd.uapsd_acs << 4;
-               add_sta_cmd.sp_length = sta->max_sp;
+               add_sta_cmd.sp_length = sta->max_sp ? sta->max_sp * 2 : 128;
        }
 
        status = ADD_STA_SUCCESS;