From fabfad2f8b23529722c6ef5b3537c457e63d2c82 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sun, 9 Nov 2014 17:01:02 +0100
Subject: ASoC: wm8958: Move DSP firmware lock to driver level

The wm8958 driver uses the snd_soc_codec mutex to protect the various
firmware pointers from concurrent assignment. This patch moves this lock to
the driver level. This will allow us to eventually remove the snd_soc_codec
mutex.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
---
 sound/soc/codecs/wm8994.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'sound/soc/codecs/wm8994.h')

diff --git a/sound/soc/codecs/wm8994.h b/sound/soc/codecs/wm8994.h
index 6536f8d45ac6..dd73387b1cc4 100644
--- a/sound/soc/codecs/wm8994.h
+++ b/sound/soc/codecs/wm8994.h
@@ -13,6 +13,7 @@
 #include <linux/firmware.h>
 #include <linux/completion.h>
 #include <linux/workqueue.h>
+#include <linux/mutex.h>
 
 #include "wm_hubs.h"
 
@@ -156,6 +157,7 @@ struct wm8994_priv {
 	unsigned int aif1clk_disable:1;
 	unsigned int aif2clk_disable:1;
 
+	struct mutex fw_lock;
 	int dsp_active;
 	const struct firmware *cur_fw;
 	const struct firmware *mbc;
-- 
cgit