iwlwifi: send tx_power_cmd synchronously

On 5xxx and 6xxx change to send tx_power_cmd command synchronously,
to do not start other commands when setting tx power is pending.
We currently do the same for 4956 and 3945.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Acked-by:  Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
index 5e3d799ea3b5..c38daf2d9cfd 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
@@ -526,9 +526,8 @@ int iwlagn_send_tx_power(struct iwl_priv *priv)
         else
                 tx_ant_cfg_cmd = REPLY_TX_POWER_DBM_CMD;
 
-        return  iwl_send_cmd_pdu_async(priv, tx_ant_cfg_cmd,
-                                       sizeof(tx_power_cmd), &tx_power_cmd,
-                                       NULL);
+        return iwl_send_cmd_pdu(priv, tx_ant_cfg_cmd, sizeof(tx_power_cmd),
+                                &tx_power_cmd);
 }
 
 void iwlagn_temperature(struct iwl_priv *priv)