iwlwifi: mvm: provide the actual number of frames for the SP len

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>

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
index cc9c92b8e2ba2111dddca6345cd2212409514814..a2a1fa06b78146344e6b723124acba53db955eb9 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
@@ -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;