Merge branch 'for-3.1' of git://git.kernel.org/pub/scm/linux/kernel/g…

…it/broonie/sound-2.6 into topic/asoc

include/sound/soc-dapm.h

@@ -447,6 +447,7 @@ struct snd_soc_dapm_widget {
 	char *name;		/* widget name */
 	char *sname;	/* stream name */
 	struct snd_soc_codec *codec;
+	struct snd_soc_platform *platform;
 	struct list_head list;
 	struct snd_soc_dapm_context *dapm;
 
@@ -510,6 +511,7 @@ struct snd_soc_dapm_context {
 
 	struct device *dev; /* from parent - for debug */
 	struct snd_soc_codec *codec; /* parent codec */
+	struct snd_soc_platform *platform; /* parent platform */
 	struct snd_soc_card *card; /* parent card */
 
 	/* used during DAPM updates */

include/sound/soc.h

@@ -368,6 +368,8 @@ struct snd_kcontrol *snd_soc_cnew(const struct snd_kcontrol_new *_template,
 				  const char *prefix);
 int snd_soc_add_controls(struct snd_soc_codec *codec,
 	const struct snd_kcontrol_new *controls, int num_controls);
+int snd_soc_add_platform_controls(struct snd_soc_platform *platform,
+	const struct snd_kcontrol_new *controls, int num_controls);
 int snd_soc_info_enum_double(struct snd_kcontrol *kcontrol,
 	struct snd_ctl_elem_info *uinfo);
 int snd_soc_info_enum_ext(struct snd_kcontrol *kcontrol,
@@ -649,6 +651,14 @@ struct snd_soc_platform_driver {
 	int (*pcm_new)(struct snd_soc_pcm_runtime *);
 	void (*pcm_free)(struct snd_pcm *);
 
+	/* Default control and setup, added after probe() is run */
+	const struct snd_kcontrol_new *controls;
+	int num_controls;
+	const struct snd_soc_dapm_widget *dapm_widgets;
+	int num_dapm_widgets;
+	const struct snd_soc_dapm_route *dapm_routes;
+	int num_dapm_routes;
+
 	/*
 	 * For platform caused delay reporting.
 	 * Optional.
@@ -680,6 +690,8 @@ struct snd_soc_platform {
 	struct snd_soc_card *card;
 	struct list_head list;
 	struct list_head card_list;
+
+	struct snd_soc_dapm_context dapm;
 };
 
 struct snd_soc_dai_link {

include/trace/events/asoc.h

@@ -9,6 +9,7 @@
 
 struct snd_soc_jack;
 struct snd_soc_codec;
+struct snd_soc_platform;
 struct snd_soc_card;
 struct snd_soc_dapm_widget;
 
@@ -59,6 +60,50 @@ DEFINE_EVENT(snd_soc_reg, snd_soc_reg_read,
 
 );
 
+DECLARE_EVENT_CLASS(snd_soc_preg,
+
+	TP_PROTO(struct snd_soc_platform *platform, unsigned int reg,
+		 unsigned int val),
+
+	TP_ARGS(platform, reg, val),
+
+	TP_STRUCT__entry(
+		__string(	name,		platform->name	)
+		__field(	int,		id		)
+		__field(	unsigned int,	reg		)
+		__field(	unsigned int,	val		)
+	),
+
+	TP_fast_assign(
+		__assign_str(name, platform->name);
+		__entry->id = platform->id;
+		__entry->reg = reg;
+		__entry->val = val;
+	),
+
+	TP_printk("platform=%s.%d reg=%x val=%x", __get_str(name),
+		  (int)__entry->id, (unsigned int)__entry->reg,
+		  (unsigned int)__entry->val)
+);
+
+DEFINE_EVENT(snd_soc_preg, snd_soc_preg_write,
+
+	TP_PROTO(struct snd_soc_platform *platform, unsigned int reg,
+		 unsigned int val),
+
+	TP_ARGS(platform, reg, val)
+
+);
+
+DEFINE_EVENT(snd_soc_preg, snd_soc_preg_read,
+
+	TP_PROTO(struct snd_soc_platform *platform, unsigned int reg,
+		 unsigned int val),
+
+	TP_ARGS(platform, reg, val)
+
+);
+
 DECLARE_EVENT_CLASS(snd_soc_card,
 
 	TP_PROTO(struct snd_soc_card *card, int val),

sound/soc/codecs/ak4642.c

@@ -357,7 +357,7 @@ static int ak4642_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
 	default:
 		return -EINVAL;
 	}
-	snd_soc_update_bits(codec, PW_MGMT2, MS, data);
+	snd_soc_update_bits(codec, PW_MGMT2, MS | MCKO | PMPLL, data);
 	snd_soc_update_bits(codec, MD_CTL1, BCKO_MASK, bcko);
 
 	/* format type */

sound/soc/codecs/wm8731.c

@@ -175,6 +175,7 @@ static const struct snd_kcontrol_new wm8731_input_mux_controls =
 SOC_DAPM_ENUM("Input Select", wm8731_insel_enum);
 
 static const struct snd_soc_dapm_widget wm8731_dapm_widgets[] = {
+SND_SOC_DAPM_SUPPLY("ACTIVE",WM8731_ACTIVE, 0, 0, NULL, 0),
 SND_SOC_DAPM_SUPPLY("OSC", WM8731_PWR, 5, 1, NULL, 0),
 SND_SOC_DAPM_MIXER("Output Mixer", WM8731_PWR, 4, 1,
 	&wm8731_output_mixer_controls[0],
@@ -204,6 +205,8 @@ static int wm8731_check_osc(struct snd_soc_dapm_widget *source,
 static const struct snd_soc_dapm_route wm8731_intercon[] = {
 	{"DAC", NULL, "OSC", wm8731_check_osc},
 	{"ADC", NULL, "OSC", wm8731_check_osc},
+	{"DAC", NULL, "ACTIVE"},
+	{"ADC", NULL, "ACTIVE"},
 
 	/* output mixer */
 	{"Output Mixer", "Line Bypass Switch", "Line Input"},
@@ -315,29 +318,6 @@ static int wm8731_hw_params(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static int wm8731_pcm_prepare(struct snd_pcm_substream *substream,
-			      struct snd_soc_dai *dai)
-{
-	struct snd_soc_codec *codec = dai->codec;
-
-	/* set active */
-	snd_soc_write(codec, WM8731_ACTIVE, 0x0001);
-
-	return 0;
-}
-
-static void wm8731_shutdown(struct snd_pcm_substream *substream,
-			    struct snd_soc_dai *dai)
-{
-	struct snd_soc_codec *codec = dai->codec;
-
-	/* deactivate */
-	if (!codec->active) {
-		udelay(50);
-		snd_soc_write(codec, WM8731_ACTIVE, 0x0);
-	}
-}
-
 static int wm8731_mute(struct snd_soc_dai *dai, int mute)
 {
 	struct snd_soc_codec *codec = dai->codec;
@@ -480,7 +460,6 @@ static int wm8731_set_bias_level(struct snd_soc_codec *codec,
 		snd_soc_write(codec, WM8731_PWR, reg | 0x0040);
 		break;
 	case SND_SOC_BIAS_OFF:
-		snd_soc_write(codec, WM8731_ACTIVE, 0x0);
 		snd_soc_write(codec, WM8731_PWR, 0xffff);
 		regulator_bulk_disable(ARRAY_SIZE(wm8731->supplies),
 				       wm8731->supplies);
@@ -496,9 +475,7 @@ static int wm8731_set_bias_level(struct snd_soc_codec *codec,
 	SNDRV_PCM_FMTBIT_S24_LE)
 
 static struct snd_soc_dai_ops wm8731_dai_ops = {
-	.prepare	= wm8731_pcm_prepare,
 	.hw_params	= wm8731_hw_params,
-	.shutdown	= wm8731_shutdown,
 	.digital_mute	= wm8731_mute,
 	.set_sysclk	= wm8731_set_dai_sysclk,
 	.set_fmt	= wm8731_set_dai_fmt,

sound/soc/pxa/pxa2xx-pcm.c

@@ -88,7 +88,6 @@ static u64 pxa2xx_pcm_dmamask = DMA_BIT_MASK(32);
 static int pxa2xx_soc_pcm_new(struct snd_soc_pcm_runtime *rtd)
 {
 	struct snd_card *card = rtd->card->snd_card;
-	struct snd_soc_dai *dai = rtd->cpu_dai;
 	struct snd_pcm *pcm = rtd->pcm;
 	int ret = 0;
 

sound/soc/soc-core.c

@@ -993,10 +993,15 @@ static int soc_probe_platform(struct snd_soc_card *card,
 	const struct snd_soc_platform_driver *driver = platform->driver;
 
 	platform->card = card;
+	platform->dapm.card = card;
 
 	if (!try_module_get(platform->dev->driver->owner))
 		return -ENODEV;
 
+	if (driver->dapm_widgets)
+		snd_soc_dapm_new_controls(&platform->dapm,
+			driver->dapm_widgets, driver->num_dapm_widgets);
+
 	if (driver->probe) {
 		ret = driver->probe(platform);
 		if (ret < 0) {
@@ -1007,9 +1012,17 @@ static int soc_probe_platform(struct snd_soc_card *card,
 		}
 	}
 
+	if (driver->controls)
+		snd_soc_add_platform_controls(platform, driver->controls,
+				     driver->num_controls);
+	if (driver->dapm_routes)
+		snd_soc_dapm_add_routes(&platform->dapm, driver->dapm_routes,
+					driver->num_dapm_routes);
+
 	/* mark platform as probed and add to card platform list */
 	platform->probed = 1;
 	list_add(&platform->card_list, &card->platform_dev_list);
+	list_add(&platform->dapm.list, &card->dapm_list);
 
 	return 0;
 
@@ -1652,6 +1665,7 @@ int snd_soc_platform_read(struct snd_soc_platform *platform,
 
 	ret = platform->driver->read(platform, reg);
 	dev_dbg(platform->dev, "read %x => %x\n", reg, ret);
+	trace_snd_soc_preg_read(platform, reg, ret);
 
 	return ret;
 }
@@ -1666,6 +1680,7 @@ int snd_soc_platform_write(struct snd_soc_platform *platform,
 	}
 
 	dev_dbg(platform->dev, "write %x = %x\n", reg, val);
+	trace_snd_soc_preg_write(platform, reg, val);
 	return platform->driver->write(platform, reg, val);
 }
 EXPORT_SYMBOL_GPL(snd_soc_platform_write);
@@ -1948,6 +1963,36 @@ int snd_soc_add_controls(struct snd_soc_codec *codec,
 }
 EXPORT_SYMBOL_GPL(snd_soc_add_controls);
 
+/**
+ * snd_soc_add_platform_controls - add an array of controls to a platform.
+ * Convienience function to add a list of controls.
+ *
+ * @platform: platform to add controls to
+ * @controls: array of controls to add
+ * @num_controls: number of elements in the array
+ *
+ * Return 0 for success, else error.
+ */
+int snd_soc_add_platform_controls(struct snd_soc_platform *platform,
+	const struct snd_kcontrol_new *controls, int num_controls)
+{
+	struct snd_card *card = platform->card->snd_card;
+	int err, i;
+
+	for (i = 0; i < num_controls; i++) {
+		const struct snd_kcontrol_new *control = &controls[i];
+		err = snd_ctl_add(card, snd_soc_cnew(control, platform,
+				control->name, NULL));
+		if (err < 0) {
+			dev_err(platform->dev, "Failed to add %s %d\n",control->name, err);
+			return err;
+		}
+	}
+
+	return 0;
+}
+EXPORT_SYMBOL_GPL(snd_soc_add_platform_controls);
+
 /**
  * snd_soc_info_enum_double - enumerated double mixer info callback
  * @kcontrol: mixer control
@@ -3092,6 +3137,8 @@ int snd_soc_register_platform(struct device *dev,
 
 	platform->dev = dev;
 	platform->driver = platform_drv;
+	platform->dapm.dev = dev;
+	platform->dapm.platform = platform;
 
 	mutex_lock(&client_mutex);
 	list_add(&platform->list, &platform_list);

sound/soc/soc-dapm.c

@@ -128,14 +128,22 @@ static int soc_widget_read(struct snd_soc_dapm_widget *w, int reg)
 {
 	if (w->codec)
 		return snd_soc_read(w->codec, reg);
-	return 0;
+	else if (w->platform)
+		return snd_soc_platform_read(w->platform, reg);
+
+	dev_err(w->dapm->dev, "no valid widget read method\n");
+	return -1;
 }
 
 static int soc_widget_write(struct snd_soc_dapm_widget *w, int reg, int val)
 {
 	if (w->codec)
 		return snd_soc_write(w->codec, reg, val);
-	return 0;
+	else if (w->platform)
+		return snd_soc_platform_write(w->platform, reg, val);
+
+	dev_err(w->dapm->dev, "no valid widget write method\n");
+	return -1;
 }
 
 static int soc_widget_update_bits(struct snd_soc_dapm_widget *w,
@@ -2495,6 +2503,7 @@ int snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm,
 	dapm->n_widgets++;
 	w->dapm = dapm;
 	w->codec = dapm->codec;
+	w->platform = dapm->platform;
 	INIT_LIST_HEAD(&w->sources);
 	INIT_LIST_HEAD(&w->sinks);
 	INIT_LIST_HEAD(&w->list);

sound/soc/tegra/Kconfig

@@ -12,6 +12,15 @@ config SND_SOC_TEGRA_I2S
 	  Tegra I2S interface. You will also need to select the individual
 	  machine drivers to support below.
 
+config SND_SOC_TEGRA_SPDIF
+	tristate
+	depends on SND_SOC_TEGRA
+	default m
+	help
+	  Say Y or M if you want to add support for the SPDIF interface.
+	  You will also need to select the individual machine drivers to support
+	  below.
+
 config MACH_HAS_SND_SOC_TEGRA_WM8903
 	bool
 	help

sound/soc/tegra/Makefile

@@ -2,12 +2,14 @@
 snd-soc-tegra-das-objs := tegra_das.o
 snd-soc-tegra-pcm-objs := tegra_pcm.o
 snd-soc-tegra-i2s-objs := tegra_i2s.o
+snd-soc-tegra-spdif-objs := tegra_spdif.o
 snd-soc-tegra-utils-objs += tegra_asoc_utils.o
 
 obj-$(CONFIG_SND_SOC_TEGRA) += snd-soc-tegra-utils.o
 obj-$(CONFIG_SND_SOC_TEGRA) += snd-soc-tegra-das.o
 obj-$(CONFIG_SND_SOC_TEGRA) += snd-soc-tegra-pcm.o
 obj-$(CONFIG_SND_SOC_TEGRA_I2S) += snd-soc-tegra-i2s.o
+obj-$(CONFIG_SND_SOC_TEGRA_SPDIF) += snd-soc-tegra-spdif.o
 
 # Tegra machine Support
 snd-soc-tegra-wm8903-objs := tegra_wm8903.o