From 1b39bf3468e03016ffdcadef3dac1fd75d2db6fa Mon Sep 17 00:00:00 2001
From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Date: Thu, 29 Dec 2011 12:18:53 +0000
Subject: [PATCH] ASoC: Enable ASoC register map dump for some regmap CODECs

It's still useful to be able to poke around in the register map at
runtime.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
---
 sound/soc/codecs/wm5100.c | 9 +++++++++
 sound/soc/codecs/wm8962.c | 9 +++++++++
 sound/soc/codecs/wm8994.c | 8 ++++++++
 sound/soc/codecs/wm8996.c | 8 ++++++++
 4 files changed, 34 insertions(+)

diff --git a/sound/soc/codecs/wm5100.c b/sound/soc/codecs/wm5100.c
index a234b70377f..8b24323d6b2 100644
--- a/sound/soc/codecs/wm5100.c
+++ b/sound/soc/codecs/wm5100.c
@@ -2568,6 +2568,13 @@ static int wm5100_remove(struct snd_soc_codec *codec)
 	return 0;
 }
 
+static int wm5100_soc_volatile(struct snd_soc_codec *codec,
+			       unsigned int reg)
+{
+	return true;
+}
+
+
 static struct snd_soc_codec_driver soc_codec_dev_wm5100 = {
 	.probe =	wm5100_probe,
 	.remove =	wm5100_remove,
@@ -2576,6 +2583,8 @@ static struct snd_soc_codec_driver soc_codec_dev_wm5100 = {
 	.set_pll = wm5100_set_fll,
 	.set_bias_level = wm5100_set_bias_level,
 	.idle_bias_off = 1,
+	.reg_cache_size = WM5100_MAX_REGISTER,
+	.volatile_register = wm5100_soc_volatile,
 
 	.seq_notifier = wm5100_seq_notifier,
 	.controls = wm5100_snd_controls,
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index be35b6468cb..1be4eb36412 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -4123,11 +4123,20 @@ static int wm8962_remove(struct snd_soc_codec *codec)
 	return 0;
 }
 
+static int wm8962_soc_volatile(struct snd_soc_codec *codec,
+			       unsigned int reg)
+{
+	return true;
+}
+
+
 static struct snd_soc_codec_driver soc_codec_dev_wm8962 = {
 	.probe =	wm8962_probe,
 	.remove =	wm8962_remove,
 	.set_bias_level = wm8962_set_bias_level,
 	.set_pll = wm8962_set_fll,
+	.reg_cache_size	= WM8962_MAX_REGISTER,
+	.volatile_register = wm8962_soc_volatile,
 };
 
 static const struct regmap_config wm8962_regmap = {
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 71472b62675..93d27b66025 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -3815,12 +3815,20 @@ static int  wm8994_codec_remove(struct snd_soc_codec *codec)
 	return 0;
 }
 
+static int wm8994_soc_volatile(struct snd_soc_codec *codec,
+			       unsigned int reg)
+{
+	return true;
+}
+
 static struct snd_soc_codec_driver soc_codec_dev_wm8994 = {
 	.probe =	wm8994_codec_probe,
 	.remove =	wm8994_codec_remove,
 	.suspend =	wm8994_suspend,
 	.resume =	wm8994_resume,
 	.set_bias_level = wm8994_set_bias_level,
+	.reg_cache_size	= WM8994_MAX_REGISTER,
+	.volatile_register = wm8994_soc_volatile,
 };
 
 static int __devinit wm8994_probe(struct platform_device *pdev)
diff --git a/sound/soc/codecs/wm8996.c b/sound/soc/codecs/wm8996.c
index da7acaefa9d..d8da10fe5b5 100644
--- a/sound/soc/codecs/wm8996.c
+++ b/sound/soc/codecs/wm8996.c
@@ -3039,6 +3039,12 @@ static int wm8996_remove(struct snd_soc_codec *codec)
 	return 0;
 }
 
+static int wm8996_soc_volatile_register(struct snd_soc_codec *codec,
+					unsigned int reg)
+{
+	return true;
+}
+
 static struct snd_soc_codec_driver soc_codec_dev_wm8996 = {
 	.probe =	wm8996_probe,
 	.remove =	wm8996_remove,
@@ -3051,6 +3057,8 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8996 = {
 	.dapm_routes = wm8996_dapm_routes,
 	.num_dapm_routes = ARRAY_SIZE(wm8996_dapm_routes),
 	.set_pll = wm8996_set_fll,
+	.reg_cache_size = WM8996_MAX_REGISTER,
+	.volatile_register = wm8996_soc_volatile_register,
 };
 
 #define WM8996_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |\
-- 
2.46.0