From 2e2c19cd75b7e4cf691ca208b6d3f2b629c4b157 Mon Sep 17 00:00:00 2001
From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Date: Sat, 2 Jan 2010 13:14:07 +0000
Subject: [PATCH] --- yaml --- r: 182812 b: refs/heads/master c:
 d11c5ab186310389b8e573be00279bab0a565d30 h: refs/heads/master v: v3

---
 [refs]                          | 2 +-
 trunk/sound/soc/codecs/wm8731.c | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 398bcd27ebd4..5f426fa9214e 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5baf831541c61546c00e8d6f294cb10ed5d25e7d
+refs/heads/master: d11c5ab186310389b8e573be00279bab0a565d30
diff --git a/trunk/sound/soc/codecs/wm8731.c b/trunk/sound/soc/codecs/wm8731.c
index 3a497810f939..5a2619dbf283 100644
--- a/trunk/sound/soc/codecs/wm8731.c
+++ b/trunk/sound/soc/codecs/wm8731.c
@@ -456,6 +456,9 @@ static int wm8731_resume(struct platform_device *pdev)
 
 	/* Sync reg_cache with the hardware */
 	for (i = 0; i < ARRAY_SIZE(wm8731_reg); i++) {
+		if (cache[i] == wm8731_reg[i])
+			continue;
+
 		data[0] = (i << 1) | ((cache[i] >> 8) & 0x0001);
 		data[1] = cache[i] & 0x00ff;
 		codec->hw_write(codec->control_data, data, 2);