X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=sound%2Fsoc%2Fgeneric%2Fsimple-card.c;h=c49a408fc7a6a267e4a9d106d1019547b558c3ed;hb=256fca9247c4e62408923a0fe861398510cf6bc1;hp=fb9240fdc9b70095d364e3e90e14c16653ca4aff;hpb=6742e15cf92a8dc3065843a627952ed518e08267;p=linux-2.6-block.git

diff --git a/sound/soc/generic/simple-card.c b/sound/soc/generic/simple-card.c
index fb9240fdc9b7..c49a408fc7a6 100644
--- a/sound/soc/generic/simple-card.c
+++ b/sound/soc/generic/simple-card.c
@@ -39,6 +39,37 @@ struct simple_card_data {
 #define simple_priv_to_link(priv, i) ((priv)->snd_card.dai_link + i)
 #define simple_priv_to_props(priv, i) ((priv)->dai_props + i)
 
+static int asoc_simple_card_startup(struct snd_pcm_substream *substream)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct simple_card_data *priv =	snd_soc_card_get_drvdata(rtd->card);
+	struct simple_dai_props *dai_props =
+		&priv->dai_props[rtd - rtd->card->rtd];
+	int ret;
+
+	ret = clk_prepare_enable(dai_props->cpu_dai.clk);
+	if (ret)
+		return ret;
+	
+	ret = clk_prepare_enable(dai_props->codec_dai.clk);
+	if (ret)
+		clk_disable_unprepare(dai_props->cpu_dai.clk);
+
+	return ret;
+}
+
+static void asoc_simple_card_shutdown(struct snd_pcm_substream *substream)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct simple_card_data *priv =	snd_soc_card_get_drvdata(rtd->card);
+	struct simple_dai_props *dai_props =
+		&priv->dai_props[rtd - rtd->card->rtd];
+
+	clk_disable_unprepare(dai_props->cpu_dai.clk);
+
+	clk_disable_unprepare(dai_props->codec_dai.clk);
+}
+
 static int asoc_simple_card_hw_params(struct snd_pcm_substream *substream,
 				      struct snd_pcm_hw_params *params)
 {
@@ -58,6 +89,8 @@ static int asoc_simple_card_hw_params(struct snd_pcm_substream *substream,
 }
 
 static struct snd_soc_ops asoc_simple_card_ops = {
+	.startup = asoc_simple_card_startup,
+	.shutdown = asoc_simple_card_shutdown,
 	.hw_params = asoc_simple_card_hw_params,
 };
 
@@ -143,11 +176,11 @@ static int asoc_simple_card_dai_init(struct snd_soc_pcm_runtime *rtd)
 		return ret;
 
 	if (gpio_is_valid(priv->gpio_hp_det)) {
-		snd_soc_jack_new(codec->codec, "Headphones", SND_JACK_HEADPHONE,
-				 &simple_card_hp_jack);
-		snd_soc_jack_add_pins(&simple_card_hp_jack,
-				      ARRAY_SIZE(simple_card_hp_jack_pins),
-				      simple_card_hp_jack_pins);
+		snd_soc_card_jack_new(rtd->card, "Headphones",
+				      SND_JACK_HEADPHONE,
+				      &simple_card_hp_jack,
+				      simple_card_hp_jack_pins,
+				      ARRAY_SIZE(simple_card_hp_jack_pins));
 
 		simple_card_hp_jack_gpio.gpio = priv->gpio_hp_det;
 		simple_card_hp_jack_gpio.invert = priv->gpio_hp_det_invert;
@@ -156,11 +189,11 @@ static int asoc_simple_card_dai_init(struct snd_soc_pcm_runtime *rtd)
 	}
 
 	if (gpio_is_valid(priv->gpio_mic_det)) {
-		snd_soc_jack_new(codec->codec, "Mic Jack", SND_JACK_MICROPHONE,
-				 &simple_card_mic_jack);
-		snd_soc_jack_add_pins(&simple_card_mic_jack,
-				      ARRAY_SIZE(simple_card_mic_jack_pins),
-				      simple_card_mic_jack_pins);
+		snd_soc_card_jack_new(rtd->card, "Mic Jack",
+				      SND_JACK_MICROPHONE,
+				      &simple_card_mic_jack,
+				      simple_card_mic_jack_pins,
+				      ARRAY_SIZE(simple_card_mic_jack_pins));
 		simple_card_mic_jack_gpio.gpio = priv->gpio_mic_det;
 		simple_card_mic_jack_gpio.invert = priv->gpio_mic_det_invert;
 		snd_soc_jack_add_gpios(&simple_card_mic_jack, 1,
@@ -219,6 +252,7 @@ asoc_simple_card_sub_parse_of(struct device_node *np,
 		}
 
 		dai->sysclk = clk_get_rate(clk);
+		dai->clk = clk;
 	} else if (!of_property_read_u32(np, "system-clock-frequency", &val)) {
 		dai->sysclk = val;
 	} else {
@@ -338,6 +372,11 @@ static int asoc_simple_card_dai_link_of(struct device_node *node,
 			    strlen(dai_link->cpu_dai_name)   +
 			    strlen(dai_link->codec_dai_name) + 2,
 			    GFP_KERNEL);
+	if (!name) {
+		ret = -ENOMEM;
+		goto dai_link_of_err;
+	}
+
 	sprintf(name, "%s-%s", dai_link->cpu_dai_name,
 				dai_link->codec_dai_name);
 	dai_link->name = dai_link->stream_name = name;
@@ -452,9 +491,8 @@ static int asoc_simple_card_parse_of(struct device_node *node,
 }
 
 /* Decrease the reference count of the device nodes */
-static int asoc_simple_card_unref(struct platform_device *pdev)
+static int asoc_simple_card_unref(struct snd_soc_card *card)
 {
-	struct snd_soc_card *card = platform_get_drvdata(pdev);
 	struct snd_soc_dai_link *dai_link;
 	int num_links;
 
@@ -556,7 +594,7 @@ static int asoc_simple_card_probe(struct platform_device *pdev)
 		return ret;
 
 err:
-	asoc_simple_card_unref(pdev);
+	asoc_simple_card_unref(&priv->snd_card);
 	return ret;
 }
 
@@ -572,7 +610,7 @@ static int asoc_simple_card_remove(struct platform_device *pdev)
 		snd_soc_jack_free_gpios(&simple_card_mic_jack, 1,
 					&simple_card_mic_jack_gpio);
 
-	return asoc_simple_card_unref(pdev);
+	return asoc_simple_card_unref(card);
 }
 
 static const struct of_device_id asoc_simple_of_match[] = {