ath9k: remove ->config_pci_powersave() redundant argument

We always call ->config_pci_powersave() with both restore and power_off
arguments equal to 0 or both equal to 1, so merge them into one
argument.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 1e7fe8c..e408732 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -888,7 +888,7 @@
 	spin_lock_bh(&sc->sc_pcu_lock);
 	atomic_set(&ah->intr_ref_cnt, -1);
 
-	ath9k_hw_configpcipowersave(ah, 0, 0);
+	ath9k_hw_configpcipowersave(ah, false);
 
 	if (!ah->curchan)
 		ah->curchan = ath9k_cmn_get_curchannel(sc->hw, ah);
@@ -969,7 +969,7 @@
 
 	ath9k_hw_phy_disable(ah);
 
-	ath9k_hw_configpcipowersave(ah, 1, 1);
+	ath9k_hw_configpcipowersave(ah, true);
 
 	spin_unlock_bh(&sc->sc_pcu_lock);
 	ath9k_ps_restore(sc);
@@ -1069,7 +1069,7 @@
 	init_channel = ath9k_cmn_get_curchannel(hw, ah);
 
 	/* Reset SERDES registers */
-	ath9k_hw_configpcipowersave(ah, 0, 0);
+	ath9k_hw_configpcipowersave(ah, false);
 
 	/*
 	 * The basic interface to setting the hardware in a good