From da31c025d3a973c209d18647823df73ab4c86d4c Mon Sep 17 00:00:00 2001
From: Nick Kossifidis <mickflemm@gmail.com>
Date: Tue, 23 Nov 2010 20:55:17 +0200
Subject: [PATCH] --- yaml --- r: 224864 b: refs/heads/master c:
 14fae2d4b61b890cea58d63091406b86ec9bafcd h: refs/heads/master v: v3

---
 [refs]                                       |  2 +-
 trunk/drivers/net/wireless/ath/ath5k/ath5k.h |  3 +--
 trunk/drivers/net/wireless/ath/ath5k/base.c  |  4 ++--
 trunk/drivers/net/wireless/ath/ath5k/dma.c   | 24 ++++++++++++++++++--
 4 files changed, 26 insertions(+), 7 deletions(-)

diff --git a/[refs] b/[refs]
index 0da186f6ad8a..8fb56ae9ea5a 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e8325ed87457e07b9ceeb1e7a31df787dd7ee106
+refs/heads/master: 14fae2d4b61b890cea58d63091406b86ec9bafcd
diff --git a/trunk/drivers/net/wireless/ath/ath5k/ath5k.h b/trunk/drivers/net/wireless/ath/ath5k/ath5k.h
index b36d3a530258..66359dca3224 100644
--- a/trunk/drivers/net/wireless/ath/ath5k/ath5k.h
+++ b/trunk/drivers/net/wireless/ath/ath5k/ath5k.h
@@ -1166,11 +1166,10 @@ void ath5k_hw_set_clockrate(struct ath5k_hw *ah);
 
 /* DMA Related Functions */
 void ath5k_hw_start_rx_dma(struct ath5k_hw *ah);
-int ath5k_hw_stop_rx_dma(struct ath5k_hw *ah);
 u32 ath5k_hw_get_rxdp(struct ath5k_hw *ah);
 int ath5k_hw_set_rxdp(struct ath5k_hw *ah, u32 phys_addr);
 int ath5k_hw_start_tx_dma(struct ath5k_hw *ah, unsigned int queue);
-int ath5k_hw_stop_tx_dma(struct ath5k_hw *ah, unsigned int queue);
+int ath5k_hw_stop_beacon_queue(struct ath5k_hw *ah, unsigned int queue);
 u32 ath5k_hw_get_txdp(struct ath5k_hw *ah, unsigned int queue);
 int ath5k_hw_set_txdp(struct ath5k_hw *ah, unsigned int queue,
 				u32 phys_addr);
diff --git a/trunk/drivers/net/wireless/ath/ath5k/base.c b/trunk/drivers/net/wireless/ath/ath5k/base.c
index eea5879575ba..9af7e461a236 100644
--- a/trunk/drivers/net/wireless/ath/ath5k/base.c
+++ b/trunk/drivers/net/wireless/ath/ath5k/base.c
@@ -1922,7 +1922,7 @@ ath5k_beacon_send(struct ath5k_softc *sc)
 	 * This should never fail since we check above that no frames
 	 * are still pending on the queue.
 	 */
-	if (unlikely(ath5k_hw_stop_tx_dma(ah, sc->bhalq))) {
+	if (unlikely(ath5k_hw_stop_beacon_queue(ah, sc->bhalq))) {
 		ATH5K_WARN(sc, "beacon queue %u didn't start/stop ?\n", sc->bhalq);
 		/* NB: hw still stops DMA, so proceed */
 	}
@@ -2091,7 +2091,7 @@ ath5k_beacon_config(struct ath5k_softc *sc)
 		} else
 			ath5k_beacon_update_timers(sc, -1);
 	} else {
-		ath5k_hw_stop_tx_dma(sc->ah, sc->bhalq);
+		ath5k_hw_stop_beacon_queue(sc->ah, sc->bhalq);
 	}
 
 	ath5k_hw_set_imr(ah, sc->imask);
diff --git a/trunk/drivers/net/wireless/ath/ath5k/dma.c b/trunk/drivers/net/wireless/ath/ath5k/dma.c
index 3fe634f588c2..82541fec9f0e 100644
--- a/trunk/drivers/net/wireless/ath/ath5k/dma.c
+++ b/trunk/drivers/net/wireless/ath/ath5k/dma.c
@@ -58,7 +58,7 @@ void ath5k_hw_start_rx_dma(struct ath5k_hw *ah)
  *
  * @ah:	The &struct ath5k_hw
  */
-int ath5k_hw_stop_rx_dma(struct ath5k_hw *ah)
+static int ath5k_hw_stop_rx_dma(struct ath5k_hw *ah)
 {
 	unsigned int i;
 
@@ -188,7 +188,7 @@ int ath5k_hw_start_tx_dma(struct ath5k_hw *ah, unsigned int queue)
  * -EINVAL if queue number is out of range or inactive.
  *
  */
-int ath5k_hw_stop_tx_dma(struct ath5k_hw *ah, unsigned int queue)
+static int ath5k_hw_stop_tx_dma(struct ath5k_hw *ah, unsigned int queue)
 {
 	unsigned int i = 40;
 	u32 tx_queue, pending;
@@ -320,6 +320,26 @@ int ath5k_hw_stop_tx_dma(struct ath5k_hw *ah, unsigned int queue)
 	return 0;
 }
 
+/**
+ * ath5k_hw_stop_beacon_queue - Stop beacon queue
+ *
+ * @ah The &struct ath5k_hw
+ * @queue The queue number
+ *
+ * Returns -EIO if queue didn't stop
+ */
+int ath5k_hw_stop_beacon_queue(struct ath5k_hw *ah, unsigned int queue)
+{
+	int ret;
+	ret = ath5k_hw_stop_tx_dma(ah, queue);
+	if (ret) {
+		ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_DMA,
+				"beacon queue didn't stop !\n");
+		return -EIO;
+	}
+	return 0;
+}
+
 /**
  * ath5k_hw_get_txdp - Get TX Descriptor's address for a specific queue
  *