ASoC: Add context parameter to card DAPM callbacks

The card callback will get called for each DAPM context in the card so it can be useful for it to know which device is currently undergoing a transition. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Acked-by: Liam Girdwood <lrg@ti.com>
git-mirror · Jun 6, 2011 · d4c6005 · d4c6005
1 parent 171ec6b
commit d4c6005
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Showing 5 changed files with 11 additions and 3 deletions.
diff --git a/include/sound/soc.h b/include/sound/soc.h
@@ -726,8 +726,10 @@ struct snd_soc_card {
 
 	/* callbacks */
 	int (*set_bias_level)(struct snd_soc_card *,
+			      struct snd_soc_dapm_context *dapm,
 			      enum snd_soc_bias_level level);
 	int (*set_bias_level_post)(struct snd_soc_card *,
+				   struct snd_soc_dapm_context *dapm,
 				   enum snd_soc_bias_level level);
 
 	long pmdown_time;

diff --git a/sound/soc/atmel/sam9g20_wm8731.c b/sound/soc/atmel/sam9g20_wm8731.c
@@ -92,6 +92,7 @@ static struct snd_soc_ops at91sam9g20ek_ops = {
 };
 
 static int at91sam9g20ek_set_bias_level(struct snd_soc_card *card,
+					struct snd_soc_dapm_context *dapm,
 					enum snd_soc_bias_level level)
 {
 	static int mclk_on;

diff --git a/sound/soc/omap/ams-delta.c b/sound/soc/omap/ams-delta.c
@@ -427,7 +427,8 @@ static struct snd_soc_ops ams_delta_ops = {
 
 /* Board specific codec bias level control */
 static int ams_delta_set_bias_level(struct snd_soc_card *card,
-					enum snd_soc_bias_level level)
+				    struct snd_soc_dapm_context *dapm,
+				    enum snd_soc_bias_level level)
 {
 	struct snd_soc_codec *codec = card->rtd->codec;
 

diff --git a/sound/soc/samsung/speyside.c b/sound/soc/samsung/speyside.c
@@ -20,11 +20,15 @@
 #define WM8915_HPSEL_GPIO 214
 
 static int speyside_set_bias_level(struct snd_soc_card *card,
+				   struct snd_soc_dapm_context *dapm,
 				   enum snd_soc_bias_level level)
 {
 	struct snd_soc_dai *codec_dai = card->rtd[0].codec_dai;
 	int ret;
 
+	if (dapm->dev != codec_dai->dev)
+		return 0;
+
 	switch (level) {
 	case SND_SOC_BIAS_STANDBY:
 		ret = snd_soc_dai_set_sysclk(codec_dai, WM8915_SYSCLK_MCLK2,

diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
@@ -142,7 +142,7 @@ static int snd_soc_dapm_set_bias_level(struct snd_soc_dapm_context *dapm,
 	trace_snd_soc_bias_level_start(card, level);
 
 	if (card && card->set_bias_level)
-		ret = card->set_bias_level(card, level);
+		ret = card->set_bias_level(card, dapm, level);
 	if (ret != 0)
 		goto out;
 
@@ -154,7 +154,7 @@ static int snd_soc_dapm_set_bias_level(struct snd_soc_dapm_context *dapm,
 		goto out;
 
 	if (card && card->set_bias_level_post)
-		ret = card->set_bias_level_post(card, level);
+		ret = card->set_bias_level_post(card, dapm, level);
 out:
 	trace_snd_soc_bias_level_done(card, level);