From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Date: Thu, 29 Dec 2011 11:32:09 +0000 (+0000)
Subject: ASoC: Use standard cache sync for WM8978
X-Git-Tag: firefly_0821_release~3680^2~2691^2~52^2~114
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=f98692ea6dda68c7eda6d53a3bc850702c3b8fde;p=firefly-linux-kernel-4.4.55.git

ASoC: Use standard cache sync for WM8978

Saves a bit of code and supports further refactoring.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
---

diff --git a/sound/soc/codecs/wm8978.c b/sound/soc/codecs/wm8978.c
index 051f5d0d37d6..0ab339c034e6 100644
--- a/sound/soc/codecs/wm8978.c
+++ b/sound/soc/codecs/wm8978.c
@@ -891,16 +891,9 @@ static int wm8978_suspend(struct snd_soc_codec *codec)
 static int wm8978_resume(struct snd_soc_codec *codec)
 {
 	struct wm8978_priv *wm8978 = snd_soc_codec_get_drvdata(codec);
-	int i;
-	u16 *cache = codec->reg_cache;
 
 	/* Sync reg_cache with the hardware */
-	for (i = 0; i < ARRAY_SIZE(wm8978_reg); i++) {
-		if (i == WM8978_RESET)
-			continue;
-		if (cache[i] != wm8978_reg[i])
-			snd_soc_write(codec, i, cache[i]);
-	}
+	snd_soc_cache_sync(codec);
 
 	wm8978_set_bias_level(codec, SND_SOC_BIAS_STANDBY);