From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Date: Thu, 23 Feb 2012 20:19:47 +0000 (+0000)
Subject: ASoC: wm8962: Implement DSP2 configuration initialisation
X-Git-Tag: firefly_0821_release~3680^2~2691^2~9^2~192
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=26b427a701f81d4092869682c386a3e317983c9d;p=firefly-linux-kernel-4.4.55.git

ASoC: wm8962: Implement DSP2 configuration initialisation

We can simply use the register cache code to synchronise the current
configuration down to the device when bringing up the DSP.

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

diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index 15d467ff91b4..640001cf479b 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -1478,7 +1478,8 @@ static const DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0);
 
 static int wm8962_dsp2_write_config(struct snd_soc_codec *codec)
 {
-	return 0;
+	return regcache_sync_region(codec->control_data,
+				    WM8962_HDBASS_AI_1, WM8962_MAX_REGISTER);
 }
 
 static int wm8962_dsp2_set_enable(struct snd_soc_codec *codec, u16 val)