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-rw-r--r--include/sound/soc-dapm.h3
-rw-r--r--include/sound/soc.h28
-rw-r--r--sound/soc/codecs/tlv320aic3x.c26
-rw-r--r--sound/soc/codecs/wm8731.c28
-rw-r--r--sound/soc/codecs/wm8750.c36
-rw-r--r--sound/soc/codecs/wm8753.c36
-rw-r--r--sound/soc/codecs/wm9712.c28
-rw-r--r--sound/soc/codecs/wm9713.c26
-rw-r--r--sound/soc/soc-core.c25
-rw-r--r--sound/soc/soc-dapm.c44
10 files changed, 150 insertions, 130 deletions
diff --git a/include/sound/soc-dapm.h b/include/sound/soc-dapm.h
index bf4cf0c1d37..f8223fae580 100644
--- a/include/sound/soc-dapm.h
+++ b/include/sound/soc-dapm.h
@@ -221,7 +221,8 @@ int snd_soc_dapm_add_routes(struct snd_soc_codec *codec,
/* dapm events */
int snd_soc_dapm_stream_event(struct snd_soc_codec *codec, char *stream,
int event);
-int snd_soc_dapm_device_event(struct snd_soc_device *socdev, int event);
+int snd_soc_dapm_set_bias_level(struct snd_soc_device *socdev,
+ enum snd_soc_bias_level level);
/* dapm sys fs - used by the core */
int snd_soc_dapm_sys_add(struct device *dev);
diff --git a/include/sound/soc.h b/include/sound/soc.h
index 73accbcfbd2..bca9538d9e5 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -103,6 +103,24 @@
.private_value = (unsigned long)&xenum }
/*
+ * Bias levels
+ *
+ * @ON: Bias is fully on for audio playback and capture operations.
+ * @PREPARE: Prepare for audio operations. Called before DAPM switching for
+ * stream start and stop operations.
+ * @STANDBY: Low power standby state when no playback/capture operations are
+ * in progress. NOTE: The transition time between STANDBY and ON
+ * should be as fast as possible and no longer than 10ms.
+ * @OFF: Power Off. No restrictions on transition times.
+ */
+enum snd_soc_bias_level {
+ SND_SOC_BIAS_ON,
+ SND_SOC_BIAS_PREPARE,
+ SND_SOC_BIAS_STANDBY,
+ SND_SOC_BIAS_OFF,
+};
+
+/*
* Digital Audio Interface (DAI) types
*/
#define SND_SOC_DAI_AC97 0x1
@@ -356,7 +374,8 @@ struct snd_soc_codec {
struct mutex mutex;
/* callbacks */
- int (*dapm_event)(struct snd_soc_codec *codec, int event);
+ int (*set_bias_level)(struct snd_soc_codec *,
+ enum snd_soc_bias_level level);
/* runtime */
struct snd_card *card;
@@ -378,8 +397,8 @@ struct snd_soc_codec {
/* dapm */
struct list_head dapm_widgets;
struct list_head dapm_paths;
- unsigned int dapm_state;
- unsigned int suspend_dapm_state;
+ enum snd_soc_bias_level bias_level;
+ enum snd_soc_bias_level suspend_bias_level;
struct delayed_work delayed_work;
/* codec DAI's */
@@ -449,7 +468,8 @@ struct snd_soc_machine {
int (*resume_post)(struct platform_device *pdev);
/* callbacks */
- int (*dapm_event)(struct snd_soc_machine *, int event);
+ int (*set_bias_level)(struct snd_soc_machine *,
+ enum snd_soc_bias_level level);
/* CPU <--> Codec DAI links */
struct snd_soc_dai_link *dai_link;
diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c
index cb8365ac0c0..dc8a38d9e53 100644
--- a/sound/soc/codecs/tlv320aic3x.c
+++ b/sound/soc/codecs/tlv320aic3x.c
@@ -847,13 +847,14 @@ static int aic3x_set_dai_fmt(struct snd_soc_codec_dai *codec_dai,
return 0;
}
-static int aic3x_dapm_event(struct snd_soc_codec *codec, int event)
+static int aic3x_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
{
struct aic3x_priv *aic3x = codec->private_data;
u8 reg;
- switch (event) {
- case SNDRV_CTL_POWER_D0:
+ switch (level) {
+ case SND_SOC_BIAS_ON:
/* all power is driven by DAPM system */
if (aic3x->master) {
/* enable pll */
@@ -862,10 +863,9 @@ static int aic3x_dapm_event(struct snd_soc_codec *codec, int event)
reg | PLL_ENABLE);
}
break;
- case SNDRV_CTL_POWER_D1:
- case SNDRV_CTL_POWER_D2:
+ case SND_SOC_BIAS_PREPARE:
break;
- case SNDRV_CTL_POWER_D3hot:
+ case SND_SOC_BIAS_STANDBY:
/*
* all power is driven by DAPM system,
* so output power is safe if bypass was set
@@ -877,7 +877,7 @@ static int aic3x_dapm_event(struct snd_soc_codec *codec, int event)
reg & ~PLL_ENABLE);
}
break;
- case SNDRV_CTL_POWER_D3cold:
+ case SND_SOC_BIAS_OFF:
/* force all power off */
reg = aic3x_read_reg_cache(codec, LINE1L_2_LADC_CTRL);
aic3x_write(codec, LINE1L_2_LADC_CTRL, reg & ~LADC_PWR_ON);
@@ -913,7 +913,7 @@ static int aic3x_dapm_event(struct snd_soc_codec *codec, int event)
}
break;
}
- codec->dapm_state = event;
+ codec->bias_level = level;
return 0;
}
@@ -979,7 +979,7 @@ static int aic3x_suspend(struct platform_device *pdev, pm_message_t state)
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->codec;
- aic3x_dapm_event(codec, SNDRV_CTL_POWER_D3cold);
+ aic3x_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
@@ -999,7 +999,7 @@ static int aic3x_resume(struct platform_device *pdev)
codec->hw_write(codec->control_data, data, 2);
}
- aic3x_dapm_event(codec, codec->suspend_dapm_state);
+ aic3x_set_bias_level(codec, codec->suspend_bias_level);
return 0;
}
@@ -1018,7 +1018,7 @@ static int aic3x_init(struct snd_soc_device *socdev)
codec->owner = THIS_MODULE;
codec->read = aic3x_read_reg_cache;
codec->write = aic3x_write;
- codec->dapm_event = aic3x_dapm_event;
+ codec->set_bias_level = aic3x_set_bias_level;
codec->dai = &aic3x_dai;
codec->num_dai = 1;
codec->reg_cache_size = sizeof(aic3x_reg);
@@ -1100,7 +1100,7 @@ static int aic3x_init(struct snd_soc_device *socdev)
aic3x_write(codec, LINE2R_2_MONOLOPM_VOL, DEFAULT_VOL);
/* off, with power on */
- aic3x_dapm_event(codec, SNDRV_CTL_POWER_D3hot);
+ aic3x_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
/* setup GPIO functions */
aic3x_write(codec, AIC3X_GPIO1_REG, (setup->gpio_func[0] & 0xf) << 4);
@@ -1271,7 +1271,7 @@ static int aic3x_remove(struct platform_device *pdev)
/* power down chip */
if (codec->control_data)
- aic3x_dapm_event(codec, SNDRV_CTL_POWER_D3);
+ aic3x_set_bias_level(codec, SND_SOC_BIAS_OFF);
snd_soc_free_pcms(socdev);
snd_soc_dapm_free(socdev);
diff --git a/sound/soc/codecs/wm8731.c b/sound/soc/codecs/wm8731.c
index 0cf9265fca8..0f28aa4bccc 100644
--- a/sound/soc/codecs/wm8731.c
+++ b/sound/soc/codecs/wm8731.c
@@ -435,29 +435,29 @@ static int wm8731_set_dai_fmt(struct snd_soc_codec_dai *codec_dai,
return 0;
}
-static int wm8731_dapm_event(struct snd_soc_codec *codec, int event)
+static int wm8731_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
{
u16 reg = wm8731_read_reg_cache(codec, WM8731_PWR) & 0xff7f;
- switch (event) {
- case SNDRV_CTL_POWER_D0: /* full On */
+ switch (level) {
+ case SND_SOC_BIAS_ON:
/* vref/mid, osc on, dac unmute */
wm8731_write(codec, WM8731_PWR, reg);
break;
- case SNDRV_CTL_POWER_D1: /* partial On */
- case SNDRV_CTL_POWER_D2: /* partial On */
+ case SND_SOC_BIAS_PREPARE:
break;
- case SNDRV_CTL_POWER_D3hot: /* Off, with power */
+ case SND_SOC_BIAS_STANDBY:
/* everything off except vref/vmid, */
wm8731_write(codec, WM8731_PWR, reg | 0x0040);
break;
- case SNDRV_CTL_POWER_D3cold: /* Off, without power */
+ case SND_SOC_BIAS_OFF:
/* everything off, dac mute, inactive */
wm8731_write(codec, WM8731_ACTIVE, 0x0);
wm8731_write(codec, WM8731_PWR, 0xffff);
break;
}
- codec->dapm_state = event;
+ codec->bias_level = level;
return 0;
}
@@ -503,7 +503,7 @@ static int wm8731_suspend(struct platform_device *pdev, pm_message_t state)
struct snd_soc_codec *codec = socdev->codec;
wm8731_write(codec, WM8731_ACTIVE, 0x0);
- wm8731_dapm_event(codec, SNDRV_CTL_POWER_D3cold);
+ wm8731_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
@@ -521,8 +521,8 @@ static int wm8731_resume(struct platform_device *pdev)
data[1] = cache[i] & 0x00ff;
codec->hw_write(codec->control_data, data, 2);
}
- wm8731_dapm_event(codec, SNDRV_CTL_POWER_D3hot);
- wm8731_dapm_event(codec, codec->suspend_dapm_state);
+ wm8731_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+ wm8731_set_bias_level(codec, codec->suspend_bias_level);
return 0;
}
@@ -539,7 +539,7 @@ static int wm8731_init(struct snd_soc_device *socdev)
codec->owner = THIS_MODULE;
codec->read = wm8731_read_reg_cache;
codec->write = wm8731_write;
- codec->dapm_event = wm8731_dapm_event;
+ codec->set_bias_level = wm8731_set_bias_level;
codec->dai = &wm8731_dai;
codec->num_dai = 1;
codec->reg_cache_size = sizeof(wm8731_reg);
@@ -557,7 +557,7 @@ static int wm8731_init(struct snd_soc_device *socdev)
}
/* power on device */
- wm8731_dapm_event(codec, SNDRV_CTL_POWER_D3hot);
+ wm8731_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
/* set the update bits */
reg = wm8731_read_reg_cache(codec, WM8731_LOUT1V);
@@ -730,7 +730,7 @@ static int wm8731_remove(struct platform_device *pdev)
struct snd_soc_codec *codec = socdev->codec;
if (codec->control_data)
- wm8731_dapm_event(codec, SNDRV_CTL_POWER_D3cold);
+ wm8731_set_bias_level(codec, SND_SOC_BIAS_OFF);
snd_soc_free_pcms(socdev);
snd_soc_dapm_free(socdev);
diff --git a/sound/soc/codecs/wm8750.c b/sound/soc/codecs/wm8750.c
index 16cd5d4d5ad..62423f4493b 100644
--- a/sound/soc/codecs/wm8750.c
+++ b/sound/soc/codecs/wm8750.c
@@ -686,29 +686,29 @@ static int wm8750_mute(struct snd_soc_codec_dai *dai, int mute)
return 0;
}
-static int wm8750_dapm_event(struct snd_soc_codec *codec, int event)
+static int wm8750_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
{
u16 pwr_reg = wm8750_read_reg_cache(codec, WM8750_PWR1) & 0xfe3e;
- switch (event) {
- case SNDRV_CTL_POWER_D0: /* full On */
+ switch (level) {
+ case SND_SOC_BIAS_ON:
/* set vmid to 50k and unmute dac */
wm8750_write(codec, WM8750_PWR1, pwr_reg | 0x00c0);
break;
- case SNDRV_CTL_POWER_D1: /* partial On */
- case SNDRV_CTL_POWER_D2: /* partial On */
+ case SND_SOC_BIAS_PREPARE:
/* set vmid to 5k for quick power up */
wm8750_write(codec, WM8750_PWR1, pwr_reg | 0x01c1);
break;
- case SNDRV_CTL_POWER_D3hot: /* Off, with power */
+ case SND_SOC_BIAS_STANDBY:
/* mute dac and set vmid to 500k, enable VREF */
wm8750_write(codec, WM8750_PWR1, pwr_reg | 0x0141);
break;
- case SNDRV_CTL_POWER_D3cold: /* Off, without power */
+ case SND_SOC_BIAS_OFF:
wm8750_write(codec, WM8750_PWR1, 0x0001);
break;
}
- codec->dapm_state = event;
+ codec->bias_level = level;
return 0;
}
@@ -748,7 +748,7 @@ static void wm8750_work(struct work_struct *work)
{
struct snd_soc_codec *codec =
container_of(work, struct snd_soc_codec, delayed_work.work);
- wm8750_dapm_event(codec, codec->dapm_state);
+ wm8750_set_bias_level(codec, codec->bias_level);
}
static int wm8750_suspend(struct platform_device *pdev, pm_message_t state)
@@ -756,7 +756,7 @@ static int wm8750_suspend(struct platform_device *pdev, pm_message_t state)
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->codec;
- wm8750_dapm_event(codec, SNDRV_CTL_POWER_D3cold);
+ wm8750_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
@@ -777,12 +777,12 @@ static int wm8750_resume(struct platform_device *pdev)
codec->hw_write(codec->control_data, data, 2);
}
- wm8750_dapm_event(codec, SNDRV_CTL_POWER_D3hot);
+ wm8750_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
/* charge wm8750 caps */
- if (codec->suspend_dapm_state == SNDRV_CTL_POWER_D0) {
- wm8750_dapm_event(codec, SNDRV_CTL_POWER_D2);
- codec->dapm_state = SNDRV_CTL_POWER_D0;
+ if (codec->suspend_bias_level == SND_SOC_BIAS_ON) {
+ wm8750_set_bias_level(codec, SND_SOC_BIAS_PREPARE);
+ codec->bias_level = SND_SOC_BIAS_ON;
schedule_delayed_work(&codec->delayed_work,
msecs_to_jiffies(1000));
}
@@ -803,7 +803,7 @@ static int wm8750_init(struct snd_soc_device *socdev)
codec->owner = THIS_MODULE;
codec->read = wm8750_read_reg_cache;
codec->write = wm8750_write;
- codec->dapm_event = wm8750_dapm_event;
+ codec->set_bias_level = wm8750_set_bias_level;
codec->dai = &wm8750_dai;
codec->num_dai = 1;
codec->reg_cache_size = sizeof(wm8750_reg);
@@ -821,8 +821,8 @@ static int wm8750_init(struct snd_soc_device *socdev)
}
/* charge output caps */
- wm8750_dapm_event(codec, SNDRV_CTL_POWER_D2);
- codec->dapm_state = SNDRV_CTL_POWER_D3hot;
+ wm8750_set_bias_level(codec, SND_SOC_BIAS_PREPARE);
+ codec->bias_level = SND_SOC_BIAS_STANDBY;
schedule_delayed_work(&codec->delayed_work, msecs_to_jiffies(1000));
/* set the update bits */
@@ -1021,7 +1021,7 @@ static int wm8750_remove(struct platform_device *pdev)
struct snd_soc_codec *codec = socdev->codec;
if (codec->control_data)
- wm8750_dapm_event(codec, SNDRV_CTL_POWER_D3cold);
+ wm8750_set_bias_level(codec, SND_SOC_BIAS_OFF);
run_delayed_work(&codec->delayed_work);
snd_soc_free_pcms(socdev);
snd_soc_dapm_free(socdev);
diff --git a/sound/soc/codecs/wm8753.c b/sound/soc/codecs/wm8753.c
index fb41826c4c4..9032b0c07c8 100644
--- a/sound/soc/codecs/wm8753.c
+++ b/sound/soc/codecs/wm8753.c
@@ -1274,29 +1274,29 @@ static int wm8753_mute(struct snd_soc_codec_dai *dai, int mute)
return 0;
}
-static int wm8753_dapm_event(struct snd_soc_codec *codec, int event)
+static int wm8753_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
{
u16 pwr_reg = wm8753_read_reg_cache(codec, WM8753_PWR1) & 0xfe3e;
- switch (event) {
- case SNDRV_CTL_POWER_D0: /* full On */
+ switch (level) {
+ case SND_SOC_BIAS_ON:
/* set vmid to 50k and unmute dac */
wm8753_write(codec, WM8753_PWR1, pwr_reg | 0x00c0);
break;
- case SNDRV_CTL_POWER_D1: /* partial On */
- case SNDRV_CTL_POWER_D2: /* partial On */
+ case SND_SOC_BIAS_PREPARE:
/* set vmid to 5k for quick power up */
wm8753_write(codec, WM8753_PWR1, pwr_reg | 0x01c1);
break;
- case SNDRV_CTL_POWER_D3hot: /* Off, with power */
+ case SND_SOC_BIAS_STANDBY:
/* mute dac and set vmid to 500k, enable VREF */
wm8753_write(codec, WM8753_PWR1, pwr_reg | 0x0141);
break;
- case SNDRV_CTL_POWER_D3cold: /* Off, without power */
+ case SND_SOC_BIAS_OFF:
wm8753_write(codec, WM8753_PWR1, 0x0001);
break;
}
- codec->dapm_state = event;
+ codec->bias_level = level;
return 0;
}
@@ -1500,7 +1500,7 @@ static void wm8753_work(struct work_struct *work)
{
struct snd_soc_codec *codec =
container_of(work, struct snd_soc_codec, delayed_work.work);
- wm8753_dapm_event(codec, codec->dapm_state);
+ wm8753_set_bias_level(codec, codec->bias_level);
}
static int wm8753_suspend(struct platform_device *pdev, pm_message_t state)
@@ -1512,7 +1512,7 @@ static int wm8753_suspend(struct platform_device *pdev, pm_message_t state)
if (!codec->card)
return 0;
- wm8753_dapm_event(codec, SNDRV_CTL_POWER_D3cold);
+ wm8753_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
@@ -1537,12 +1537,12 @@ static int wm8753_resume(struct platform_device *pdev)
codec->hw_write(codec->control_data, data, 2);
}
- wm8753_dapm_event(codec, SNDRV_CTL_POWER_D3hot);
+ wm8753_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
/* charge wm8753 caps */
- if (codec->suspend_dapm_state == SNDRV_CTL_POWER_D0) {
- wm8753_dapm_event(codec, SNDRV_CTL_POWER_D2);
- codec->dapm_state = SNDRV_CTL_POWER_D0;
+ if (codec->suspend_bias_level == SND_SOC_BIAS_ON) {
+ wm8753_set_bias_level(codec, SND_SOC_BIAS_PREPARE);
+ codec->bias_level = SND_SOC_BIAS_ON;
schedule_delayed_work(&codec->delayed_work,
msecs_to_jiffies(caps_charge));
}
@@ -1563,7 +1563,7 @@ static int wm8753_init(struct snd_soc_device *socdev)
codec->owner = THIS_MODULE;
codec->read = wm8753_read_reg_cache;
codec->write = wm8753_write;
- codec->dapm_event = wm8753_dapm_event;
+ codec->set_bias_level = wm8753_set_bias_level;
codec->dai = wm8753_dai;
codec->num_dai = 2;
codec->reg_cache_size = sizeof(wm8753_reg);
@@ -1584,8 +1584,8 @@ static int wm8753_init(struct snd_soc_device *socdev)
}
/* charge output caps */
- wm8753_dapm_event(codec, SNDRV_CTL_POWER_D2);
- codec->dapm_state = SNDRV_CTL_POWER_D3hot;
+ wm8753_set_bias_level(codec, SND_SOC_BIAS_PREPARE);
+ codec->bias_level = SND_SOC_BIAS_STANDBY;
schedule_delayed_work(&codec->delayed_work,
msecs_to_jiffies(caps_charge));
@@ -1792,7 +1792,7 @@ static int wm8753_remove(struct platform_device *pdev)
struct snd_soc_codec *codec = socdev->codec;
if (codec->control_data)
- wm8753_dapm_event(codec, SNDRV_CTL_POWER_D3cold);
+ wm8753_set_bias_level(codec, SND_SOC_BIAS_OFF);
run_delayed_work(&codec->delayed_work);
snd_soc_free_pcms(socdev);
snd_soc_dapm_free(socdev);
diff --git a/sound/soc/codecs/wm9712.c b/sound/soc/codecs/wm9712.c
index 89efe40c7c3..e26cfcf0b4f 100644
--- a/sound/soc/codecs/wm9712.c
+++ b/sound/soc/codecs/wm9712.c
@@ -571,23 +571,23 @@ struct snd_soc_codec_dai wm9712_dai[] = {
};
EXPORT_SYMBOL_GPL(wm9712_dai);
-static int wm9712_dapm_event(struct snd_soc_codec *codec, int event)
+static int wm9712_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
{
- switch (event) {
- case SNDRV_CTL_POWER_D0: /* full On */
- case SNDRV_CTL_POWER_D1: /* partial On */
- case SNDRV_CTL_POWER_D2: /* partial On */
+ switch (level) {
+ case SND_SOC_BIAS_ON:
+ case SND_SOC_BIAS_PREPARE:
break;
- case SNDRV_CTL_POWER_D3hot: /* Off, with power */
+ case SND_SOC_BIAS_STANDBY:
ac97_write(codec, AC97_POWERDOWN, 0x0000);
break;
- case SNDRV_CTL_POWER_D3cold: /* Off, without power */
+ case SND_SOC_BIAS_OFF:
/* disable everything including AC link */
ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
ac97_write(codec, AC97_POWERDOWN, 0xffff);
break;
}
- codec->dapm_state = event;
+ codec->bias_level = level;
return 0;
}
@@ -615,7 +615,7 @@ static int wm9712_soc_suspend(struct platform_device *pdev,
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->codec;
- wm9712_dapm_event(codec, SNDRV_CTL_POWER_D3cold);
+ wm9712_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
@@ -632,7 +632,7 @@ static int wm9712_soc_resume(struct platform_device *pdev)
return ret;
}
- wm9712_dapm_event(codec, SNDRV_CTL_POWER_D3hot);
+ wm9712_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
if (ret == 0) {
/* Sync reg_cache with the hardware after cold reset */
@@ -644,8 +644,8 @@ static int wm9712_soc_resume(struct platform_device *pdev)
}
}
- if (codec->suspend_dapm_state == SNDRV_CTL_POWER_D0)
- wm9712_dapm_event(codec, SNDRV_CTL_POWER_D0);
+ if (codec->suspend_bias_level == SND_SOC_BIAS_ON)
+ wm9712_set_bias_level(codec, SND_SOC_BIAS_ON);
return ret;
}
@@ -679,7 +679,7 @@ static int wm9712_soc_probe(struct platform_device *pdev)
codec->num_dai = ARRAY_SIZE(wm9712_dai);
codec->write = ac97_write;
codec->read = ac97_read;
- codec->dapm_event = wm9712_dapm_event;
+ codec->set_bias_level = wm9712_set_bias_level;
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
@@ -703,7 +703,7 @@ static int wm9712_soc_probe(struct platform_device *pdev)
/* set alc mux to none */
ac97_write(codec, AC97_VIDEO, ac97_read(codec, AC97_VIDEO) | 0x3000);
- wm9712_dapm_event(codec, SNDRV_CTL_POWER_D3hot);
+ wm9712_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
wm9712_add_controls(codec);
wm9712_add_widgets(codec);
ret = snd_soc_register_card(socdev);
diff --git a/sound/soc/codecs/wm9713.c b/sound/soc/codecs/wm9713.c
index 9e6b2fd7262..4863636e9d5 100644
--- a/sound/soc/codecs/wm9713.c
+++ b/sound/soc/codecs/wm9713.c
@@ -1094,33 +1094,33 @@ int wm9713_reset(struct snd_soc_codec *codec, int try_warm)
}
EXPORT_SYMBOL_GPL(wm9713_reset);
-static int wm9713_dapm_event(struct snd_soc_codec *codec, int event)
+static int wm9713_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
{
u16 reg;
- switch (event) {
- case SNDRV_CTL_POWER_D0: /* full On */
+ switch (level) {
+ case SND_SOC_BIAS_ON:
/* enable thermal shutdown */
reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff;
ac97_write(codec, AC97_EXTENDED_MID, reg);
break;
- case SNDRV_CTL_POWER_D1: /* partial On */
- case SNDRV_CTL_POWER_D2: /* partial On */
+ case SND_SOC_BIAS_PREPARE:
break;
- case SNDRV_CTL_POWER_D3hot: /* Off, with power */
+ case SND_SOC_BIAS_STANDBY:
/* enable master bias and vmid */
reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff;
ac97_write(codec, AC97_EXTENDED_MID, reg);
ac97_write(codec, AC97_POWERDOWN, 0x0000);
break;
- case SNDRV_CTL_POWER_D3cold: /* Off, without power */
+ case SND_SOC_BIAS_OFF:
/* disable everything including AC link */
ac97_write(codec, AC97_EXTENDED_MID, 0xffff);
ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
ac97_write(codec, AC97_POWERDOWN, 0xffff);
break;
}
- codec->dapm_state = event;
+ codec->bias_level = level;
return 0;
}
@@ -1157,7 +1157,7 @@ static int wm9713_soc_resume(struct platform_device *pdev)
return ret;
}
- wm9713_dapm_event(codec, SNDRV_CTL_POWER_D3hot);
+ wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
/* do we need to re-start the PLL ? */
if (wm9713->pll_out)
@@ -1173,8 +1173,8 @@ static int wm9713_soc_resume(struct platform_device *pdev)
}
}
- if (codec->suspend_dapm_state == SNDRV_CTL_POWER_D0)
- wm9713_dapm_event(codec, SNDRV_CTL_POWER_D0);
+ if (codec->suspend_bias_level == SND_SOC_BIAS_ON)
+ wm9713_set_bias_level(codec, SND_SOC_BIAS_ON);
return ret;
}
@@ -1213,7 +1213,7 @@ static int wm9713_soc_probe(struct platform_device *pdev)
codec->num_dai = ARRAY_SIZE(wm9713_dai);
codec->write = ac97_write;
codec->read = ac97_read;
- codec->dapm_event = wm9713_dapm_event;
+ codec->set_bias_level = wm9713_set_bias_level;
INIT_LIST_HEAD(&codec->dapm_widgets);
INIT_LIST_HEAD(&codec->dapm_paths);
@@ -1235,7 +1235,7 @@ static int wm9713_soc_probe(struct platform_device *pdev)
goto reset_err;
}
- wm9713_dapm_event(codec, SNDRV_CTL_POWER_D3hot);
+ wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
/* unmute the adc - move to kcontrol */
reg = ac97_read(codec, AC97_CD) & 0x7fff;
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 0318d8abe3e..a05b3450aee 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -283,12 +283,12 @@ static void close_delayed_work(struct work_struct *work)
/* are we waiting on this codec DAI stream */
if (codec_dai->pop_wait == 1) {
- /* power down the codec to D1 if no longer active */
+ /* Reduce power if no longer active */
if (codec->active == 0) {
dbg("pop wq D1 %s %s\n", codec->name,
codec_dai->playback.stream_name);
- snd_soc_dapm_device_event(socdev,
- SNDRV_CTL_POWER_D1);
+ snd_soc_dapm_set_bias_level(socdev,
+ SND_SOC_BIAS_PREPARE);
}
codec_dai->pop_wait = 0;
@@ -296,12 +296,12 @@ static void close_delayed_work(struct work_struct *work)
codec_dai->playback.stream_name,
SND_SOC_DAPM_STREAM_STOP);
- /* power down the codec power domain if no longer active */
+ /* Fall into standby if no longer active */
if (codec->active == 0) {
dbg("pop wq D3 %s %s\n", codec->name,
codec_dai->playback.stream_name);
- snd_soc_dapm_device_event(socdev,
- SNDRV_CTL_POWER_D3hot);
+ snd_soc_dapm_set_bias_level(socdev,
+ SND_SOC_BIAS_STANDBY);
}
}
}
@@ -361,8 +361,8 @@ static int soc_codec_close(struct snd_pcm_substream *substream)
SND_SOC_DAPM_STREAM_STOP);
if (codec->active == 0 && codec_dai->pop_wait == 0)
- snd_soc_dapm_device_event(socdev,
- SNDRV_CTL_POWER_D3hot);
+ snd_soc_dapm_set_bias_level(socdev,
+ SND_SOC_BIAS_STANDBY);
}
mutex_unlock(&pcm_mutex);
@@ -435,9 +435,10 @@ static int soc_pcm_prepare(struct snd_pcm_substream *substream)
}
} else {
/* no delayed work - do we need to power up codec */
- if (codec->dapm_state != SNDRV_CTL_POWER_D0) {
+ if (codec->bias_level != SND_SOC_BIAS_ON) {
- snd_soc_dapm_device_event(socdev, SNDRV_CTL_POWER_D1);
+ snd_soc_dapm_set_bias_level(socdev,
+ SND_SOC_BIAS_PREPARE);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
snd_soc_dapm_stream_event(codec,
@@ -448,7 +449,7 @@ static int soc_pcm_prepare(struct snd_pcm_substream *substream)
codec_dai->capture.stream_name,
SND_SOC_DAPM_STREAM_START);
- snd_soc_dapm_device_event(socdev, SNDRV_CTL_POWER_D0);
+ snd_soc_dapm_set_bias_level(socdev, SND_SOC_BIAS_ON);
if (codec_dai->dai_ops.digital_mute)
codec_dai->dai_ops.digital_mute(codec_dai, 0);
@@ -658,7 +659,7 @@ static int soc_suspend(struct platform_device *pdev, pm_message_t state)
/* close any waiting streams and save state */
run_delayed_work(&socdev->delayed_work);
- codec->suspend_dapm_state = codec->dapm_state;
+ codec->suspend_bias_level = codec->bias_level;
for(i = 0; i < codec->num_dai; i++) {
char *stream = codec->dai[i].playback.stream_name;
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 8a3192bcee7..728f3ac2f30 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -763,21 +763,18 @@ static ssize_t dapm_widget_show(struct device *dev,
}
}
- switch(codec->dapm_state){
- case SNDRV_CTL_POWER_D0:
- state = "D0";
+ switch (codec->bias_level) {
+ case SND_SOC_BIAS_ON:
+ state = "On";
break;
- case SNDRV_CTL_POWER_D1:
- state = "D1";
+ case SND_SOC_BIAS_PREPARE:
+ state = "Prepare";
break;
- case SNDRV_CTL_POWER_D2:
- state = "D2";
+ case SND_SOC_BIAS_STANDBY:
+ state = "Standby";
break;
- case SNDRV_CTL_POWER_D3hot:
- state = "D3hot";
- break;
- case SNDRV_CTL_POWER_D3cold:
- state = "D3cold";
+ case SND_SOC_BIAS_OFF:
+ state = "Off";
break;
}
count += sprintf(buf + count, "PM State: %s\n", state);
@@ -1358,27 +1355,28 @@ int snd_soc_dapm_stream_event(struct snd_soc_codec *codec,
EXPORT_SYMBOL_GPL(snd_soc_dapm_stream_event);
/**
- * snd_soc_dapm_device_event - send a device event to the dapm core
+ * snd_soc_dapm_set_bias_level - set the bias level for the system
* @socdev: audio device
- * @event: device event
+ * @level: level to configure
*
- * Sends a device event to the dapm core. The core then makes any
- * necessary machine or codec power changes..
+ * Configure the bias (power) levels for the SoC audio device.
*
* Returns 0 for success else error.
*/
-int snd_soc_dapm_device_event(struct snd_soc_device *socdev, int event)
+int snd_soc_dapm_set_bias_level(struct snd_soc_device *socdev,
+ enum snd_soc_bias_level level)
{
struct snd_soc_codec *codec = socdev->codec;
struct snd_soc_machine *machine = socdev->machine;
+ int ret = 0;
- if (machine->dapm_event)
- machine->dapm_event(machine, event);
- if (codec->dapm_event)
- codec->dapm_event(codec, event);
- return 0;
+ if (machine->set_bias_level)
+ ret = machine->set_bias_level(machine, level);
+ if (ret == 0 && codec->set_bias_level)
+ ret = codec->set_bias_level(codec, level);
+
+ return ret;
}
-EXPORT_SYMBOL_GPL(snd_soc_dapm_device_event);
/**
* snd_soc_dapm_set_endpoint - set audio endpoint status
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-12 12:08:45 +0000