openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

Merge branch 'topic/delay' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-core

This commit is contained in:
Mark Brown 2015-04-10 16:04:46 +01:00
parent 6553bf06a3 7c0e3facf3
commit 5f97a4bd2c
5 changed files with 68 additions and 141 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/sound/soc-dapm.h
View File

@ -586,8 +586,6 @@ struct snd_soc_dapm_update {
/* DAPM context */
struct snd_soc_dapm_context {
enum snd_soc_bias_level bias_level;
enum snd_soc_bias_level suspend_bias_level;
struct delayed_work delayed_work;
unsigned int idle_bias_off:1; /* Use BIAS_OFF instead of STANDBY */
/* Go to BIAS_OFF in suspend if the DAPM context is idle */
unsigned int suspend_bias_off:1;

25
sound/soc/codecs/wm8350.c
View File

@ -69,14 +69,14 @@ struct wm8350_data {
struct regulator_bulk_data supplies[ARRAY_SIZE(supply_names)];
int fll_freq_out;
int fll_freq_in;
struct delayed_work pga_work;
};
/*
* Ramp OUT1 PGA volume to minimise pops at stream startup and shutdown.
*/
static inline int wm8350_out1_ramp_step(struct snd_soc_codec *codec)
static inline int wm8350_out1_ramp_step(struct wm8350_data *wm8350_data)
{
struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec);
struct wm8350_output *out1 = &wm8350_data->out1;
struct wm8350 *wm8350 = wm8350_data->wm8350;
int left_complete = 0, right_complete = 0;
@ -140,9 +140,8 @@ static inline int wm8350_out1_ramp_step(struct snd_soc_codec *codec)
/*
* Ramp OUT2 PGA volume to minimise pops at stream startup and shutdown.
*/
static inline int wm8350_out2_ramp_step(struct snd_soc_codec *codec)
static inline int wm8350_out2_ramp_step(struct wm8350_data *wm8350_data)
{
struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec);
struct wm8350_output *out2 = &wm8350_data->out2;
struct wm8350 *wm8350 = wm8350_data->wm8350;
int left_complete = 0, right_complete = 0;
@ -210,10 +209,8 @@ static inline int wm8350_out2_ramp_step(struct snd_soc_codec *codec)
*/
static void wm8350_pga_work(struct work_struct *work)
{
struct snd_soc_dapm_context *dapm =
container_of(work, struct snd_soc_dapm_context, delayed_work.work);
struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
struct wm8350_data *wm8350_data = snd_soc_codec_get_drvdata(codec);
struct wm8350_data *wm8350_data =
container_of(work, struct wm8350_data, pga_work.work);
struct wm8350_output *out1 = &wm8350_data->out1,
*out2 = &wm8350_data->out2;
int i, out1_complete, out2_complete;
@ -226,9 +223,9 @@ static void wm8350_pga_work(struct work_struct *work)
for (i = 0; i <= 63; i++) {
out1_complete = 1, out2_complete = 1;
if (out1->ramp != WM8350_RAMP_NONE)
out1_complete = wm8350_out1_ramp_step(codec);
out1_complete = wm8350_out1_ramp_step(wm8350_data);
if (out2->ramp != WM8350_RAMP_NONE)
out2_complete = wm8350_out2_ramp_step(codec);
out2_complete = wm8350_out2_ramp_step(wm8350_data);
/* ramp finished ? */
if (out1_complete && out2_complete)
@ -283,7 +280,7 @@ static int pga_event(struct snd_soc_dapm_widget *w,
out->ramp = WM8350_RAMP_UP;
out->active = 1;
schedule_delayed_work(&codec->dapm.delayed_work,
schedule_delayed_work(&wm8350_data->pga_work,
msecs_to_jiffies(1));
break;
@ -291,7 +288,7 @@ static int pga_event(struct snd_soc_dapm_widget *w,
out->ramp = WM8350_RAMP_DOWN;
out->active = 0;
schedule_delayed_work(&codec->dapm.delayed_work,
schedule_delayed_work(&wm8350_data->pga_work,
msecs_to_jiffies(1));
break;
}
@ -1492,7 +1489,7 @@ static int wm8350_codec_probe(struct snd_soc_codec *codec)
/* Put the codec into reset if it wasn't already */
wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);
INIT_DELAYED_WORK(&codec->dapm.delayed_work, wm8350_pga_work);
INIT_DELAYED_WORK(&priv->pga_work, wm8350_pga_work);
INIT_DELAYED_WORK(&priv->hpl.work, wm8350_hpl_work);
INIT_DELAYED_WORK(&priv->hpr.work, wm8350_hpr_work);
@ -1578,7 +1575,7 @@ static int wm8350_codec_remove(struct snd_soc_codec *codec)
/* if there was any work waiting then we run it now and
* wait for its completion */
flush_delayed_work(&codec->dapm.delayed_work);
flush_delayed_work(&priv->pga_work);
wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_5, WM8350_CODEC_ENA);

73
sound/soc/codecs/wm8753.c
View File

@ -153,6 +153,7 @@ struct wm8753_priv {
unsigned int hifi_fmt;
int dai_func;
struct delayed_work charge_work;
};
#define wm8753_reset(c) snd_soc_write(c, WM8753_RESET, 0)
@ -1326,9 +1327,19 @@ static int wm8753_mute(struct snd_soc_dai *dai, int mute)
return 0;
}
static void wm8753_charge_work(struct work_struct *work)
{
struct wm8753_priv *wm8753 =
container_of(work, struct wm8753_priv, charge_work.work);
/* Set to 500k */
regmap_update_bits(wm8753->regmap, WM8753_PWR1, 0x0180, 0x0100);
}
static int wm8753_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
u16 pwr_reg = snd_soc_read(codec, WM8753_PWR1) & 0xfe3e;
switch (level) {
@ -1337,14 +1348,22 @@ static int wm8753_set_bias_level(struct snd_soc_codec *codec,
snd_soc_write(codec, WM8753_PWR1, pwr_reg | 0x00c0);
break;
case SND_SOC_BIAS_PREPARE:
/* set vmid to 5k for quick power up */
snd_soc_write(codec, WM8753_PWR1, pwr_reg | 0x01c1);
/* Wait until fully charged */
flush_delayed_work(&wm8753->charge_work);
break;
case SND_SOC_BIAS_STANDBY:
/* mute dac and set vmid to 500k, enable VREF */
snd_soc_write(codec, WM8753_PWR1, pwr_reg | 0x0141);
if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
/* set vmid to 5k for quick power up */
snd_soc_write(codec, WM8753_PWR1, pwr_reg | 0x01c1);
schedule_delayed_work(&wm8753->charge_work,
msecs_to_jiffies(caps_charge));
} else {
/* mute dac and set vmid to 500k, enable VREF */
snd_soc_write(codec, WM8753_PWR1, pwr_reg | 0x0141);
}
break;
case SND_SOC_BIAS_OFF:
cancel_delayed_work_sync(&wm8753->charge_work);
snd_soc_write(codec, WM8753_PWR1, 0x0001);
break;
}
@ -1428,38 +1447,12 @@ static struct snd_soc_dai_driver wm8753_dai[] = {
},
};
static void wm8753_work(struct work_struct *work)
{
struct snd_soc_dapm_context *dapm =
container_of(work, struct snd_soc_dapm_context,
delayed_work.work);
struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
wm8753_set_bias_level(codec, dapm->bias_level);
}
static int wm8753_suspend(struct snd_soc_codec *codec)
{
wm8753_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
static int wm8753_resume(struct snd_soc_codec *codec)
{
struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
regcache_sync(wm8753->regmap);
wm8753_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
/* charge wm8753 caps */
if (codec->dapm.suspend_bias_level == SND_SOC_BIAS_ON) {
wm8753_set_bias_level(codec, SND_SOC_BIAS_PREPARE);
codec->dapm.bias_level = SND_SOC_BIAS_ON;
queue_delayed_work(system_power_efficient_wq,
&codec->dapm.delayed_work,
msecs_to_jiffies(caps_charge));
}
return 0;
}
@ -1468,7 +1461,7 @@ static int wm8753_probe(struct snd_soc_codec *codec)
struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec);
int ret;
INIT_DELAYED_WORK(&codec->dapm.delayed_work, wm8753_work);
INIT_DELAYED_WORK(&wm8753->charge_work, wm8753_charge_work);
ret = wm8753_reset(codec);
if (ret < 0) {
@ -1476,14 +1469,8 @@ static int wm8753_probe(struct snd_soc_codec *codec)
return ret;
}
wm8753_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
wm8753->dai_func = 0;
/* charge output caps */
wm8753_set_bias_level(codec, SND_SOC_BIAS_PREPARE);
schedule_delayed_work(&codec->dapm.delayed_work,
msecs_to_jiffies(caps_charge));
/* set the update bits */
snd_soc_update_bits(codec, WM8753_LDAC, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8753_RDAC, 0x0100, 0x0100);
@ -1499,21 +1486,11 @@ static int wm8753_probe(struct snd_soc_codec *codec)
return 0;
}
/* power down chip */
static int wm8753_remove(struct snd_soc_codec *codec)
{
flush_delayed_work(&codec->dapm.delayed_work);
wm8753_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
static struct snd_soc_codec_driver soc_codec_dev_wm8753 = {
.probe = wm8753_probe,
.remove = wm8753_remove,
.suspend = wm8753_suspend,
.resume = wm8753_resume,
.set_bias_level = wm8753_set_bias_level,
.suspend_bias_off = true,
.controls = wm8753_snd_controls,
.num_controls = ARRAY_SIZE(wm8753_snd_controls),

99
sound/soc/codecs/wm8971.c
View File

@ -31,11 +31,11 @@
#define WM8971_REG_COUNT 43
static struct workqueue_struct *wm8971_workq = NULL;
/* codec private data */
struct wm8971_priv {
unsigned int sysclk;
struct delayed_work charge_work;
struct regmap *regmap;
};
/*
@ -552,9 +552,19 @@ static int wm8971_mute(struct snd_soc_dai *dai, int mute)
return 0;
}
static void wm8971_charge_work(struct work_struct *work)
{
struct wm8971_priv *wm8971 =
container_of(work, struct wm8971_priv, charge_work.work);
/* Set to 500k */
regmap_update_bits(wm8971->regmap, WM8971_PWR1, 0x0180, 0x0100);
}
static int wm8971_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
struct wm8971_priv *wm8971 = snd_soc_codec_get_drvdata(codec);
u16 pwr_reg = snd_soc_read(codec, WM8971_PWR1) & 0xfe3e;
switch (level) {
@ -563,15 +573,24 @@ static int wm8971_set_bias_level(struct snd_soc_codec *codec,
snd_soc_write(codec, WM8971_PWR1, pwr_reg | 0x00c1);
break;
case SND_SOC_BIAS_PREPARE:
/* Wait until fully charged */
flush_delayed_work(&wm8971->charge_work);
break;
case SND_SOC_BIAS_STANDBY:
if (codec->dapm.bias_level == SND_SOC_BIAS_OFF)
if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
snd_soc_cache_sync(codec);
/* charge output caps - set vmid to 5k for quick power up */
snd_soc_write(codec, WM8971_PWR1, pwr_reg | 0x01c0);
queue_delayed_work(system_power_efficient_wq,
&wm8971->charge_work, msecs_to_jiffies(1000));
} else {
/* mute dac and set vmid to 500k, enable VREF */
snd_soc_write(codec, WM8971_PWR1, pwr_reg | 0x0140);
}
/* mute dac and set vmid to 500k, enable VREF */
snd_soc_write(codec, WM8971_PWR1, pwr_reg | 0x0140);
break;
case SND_SOC_BIAS_OFF:
cancel_delayed_work_sync(&wm8971->charge_work);
snd_soc_write(codec, WM8971_PWR1, 0x0001);
break;
}
@ -610,58 +629,14 @@ static struct snd_soc_dai_driver wm8971_dai = {
.ops = &wm8971_dai_ops,
};
static void wm8971_work(struct work_struct *work)
{
struct snd_soc_dapm_context *dapm =
container_of(work, struct snd_soc_dapm_context,
delayed_work.work);
struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
wm8971_set_bias_level(codec, codec->dapm.bias_level);
}
static int wm8971_suspend(struct snd_soc_codec *codec)
{
wm8971_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
static int wm8971_resume(struct snd_soc_codec *codec)
{
u16 reg;
wm8971_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
/* charge wm8971 caps */
if (codec->dapm.suspend_bias_level == SND_SOC_BIAS_ON) {
reg = snd_soc_read(codec, WM8971_PWR1) & 0xfe3e;
snd_soc_write(codec, WM8971_PWR1, reg | 0x01c0);
codec->dapm.bias_level = SND_SOC_BIAS_ON;
queue_delayed_work(wm8971_workq, &codec->dapm.delayed_work,
msecs_to_jiffies(1000));
}
return 0;
}
static int wm8971_probe(struct snd_soc_codec *codec)
{
int ret = 0;
u16 reg;
struct wm8971_priv *wm8971 = snd_soc_codec_get_drvdata(codec);
INIT_DELAYED_WORK(&codec->dapm.delayed_work, wm8971_work);
wm8971_workq = create_workqueue("wm8971");
if (wm8971_workq == NULL)
return -ENOMEM;
INIT_DELAYED_WORK(&wm8971->charge_work, wm8971_charge_work);
wm8971_reset(codec);
/* charge output caps - set vmid to 5k for quick power up */
reg = snd_soc_read(codec, WM8971_PWR1) & 0xfe3e;
snd_soc_write(codec, WM8971_PWR1, reg | 0x01c0);
codec->dapm.bias_level = SND_SOC_BIAS_STANDBY;
queue_delayed_work(wm8971_workq, &codec->dapm.delayed_work,
msecs_to_jiffies(1000));
/* set the update bits */
snd_soc_update_bits(codec, WM8971_LDAC, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8971_RDAC, 0x0100, 0x0100);
@ -672,26 +647,13 @@ static int wm8971_probe(struct snd_soc_codec *codec)
snd_soc_update_bits(codec, WM8971_LINVOL, 0x0100, 0x0100);
snd_soc_update_bits(codec, WM8971_RINVOL, 0x0100, 0x0100);
return ret;
}
/* power down chip */
static int wm8971_remove(struct snd_soc_codec *codec)
{
wm8971_set_bias_level(codec, SND_SOC_BIAS_OFF);
if (wm8971_workq)
destroy_workqueue(wm8971_workq);
return 0;
}
static struct snd_soc_codec_driver soc_codec_dev_wm8971 = {
.probe = wm8971_probe,
.remove = wm8971_remove,
.suspend = wm8971_suspend,
.resume = wm8971_resume,
.set_bias_level = wm8971_set_bias_level,
.suspend_bias_off = true,
.controls = wm8971_snd_controls,
.num_controls = ARRAY_SIZE(wm8971_snd_controls),
@ -715,7 +677,6 @@ static int wm8971_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
struct wm8971_priv *wm8971;
struct regmap *regmap;
int ret;
wm8971 = devm_kzalloc(&i2c->dev, sizeof(struct wm8971_priv),
@ -723,9 +684,9 @@ static int wm8971_i2c_probe(struct i2c_client *i2c,
if (wm8971 == NULL)
return -ENOMEM;
regmap = devm_regmap_init_i2c(i2c, &wm8971_regmap);
if (IS_ERR(regmap))
return PTR_ERR(regmap);
wm8971->regmap = devm_regmap_init_i2c(i2c, &wm8971_regmap);
if (IS_ERR(wm8971->regmap))
return PTR_ERR(wm8971->regmap);
i2c_set_clientdata(i2c, wm8971);

10
sound/soc/soc-core.c
View File

@ -638,15 +638,9 @@ int snd_soc_suspend(struct device *dev)
cpu_dai->driver->suspend(cpu_dai);
}
/* close any waiting streams and save state */
for (i = 0; i < card->num_rtd; i++) {
struct snd_soc_dai **codec_dais = card->rtd[i].codec_dais;
/* close any waiting streams */
for (i = 0; i < card->num_rtd; i++)
flush_delayed_work(&card->rtd[i].delayed_work);
for (j = 0; j < card->rtd[i].num_codecs; j++) {
codec_dais[j]->codec->dapm.suspend_bias_level =
codec_dais[j]->codec->dapm.bias_level;
}
}
for (i = 0; i < card->num_rtd; i++) {