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Commit d1113af4 authored by Mark Brown's avatar Mark Brown
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Merge remote-tracking branch 'asoc/topic/core' into asoc-next

parents 89a88dd3 a5053a8e
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Showing with 135 additions and 189 deletions
include/sound/soc-dapm.h
View file @ d1113af4
......@@ -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;
......
include/sound/soc-dpcm.h
View file @ d1113af4
......@@ -135,7 +135,7 @@ void snd_soc_dpcm_be_set_state(struct snd_soc_pcm_runtime *be, int stream,
/* internal use only */
int soc_dpcm_be_digital_mute(struct snd_soc_pcm_runtime *fe, int mute);
int soc_dpcm_debugfs_add(struct snd_soc_pcm_runtime *rtd);
void soc_dpcm_debugfs_add(struct snd_soc_pcm_runtime *rtd);
int soc_dpcm_runtime_update(struct snd_soc_card *);
int dpcm_path_get(struct snd_soc_pcm_runtime *fe,
......
sound/soc/codecs/wm8350.c
View file @ d1113af4
......@@ -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);
......
sound/soc/codecs/wm8753.c
View file @ d1113af4
......@@ -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:
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),
......
sound/soc/codecs/wm8971.c
View file @ d1113af4
......@@ -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);
}
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);
......
sound/soc/soc-core.c
View file @ d1113af4
......@@ -292,6 +292,9 @@ static const struct file_operations codec_reg_fops = {
static void soc_init_component_debugfs(struct snd_soc_component *component)
{
if (!component->card->debugfs_card_root)
return;
if (component->debugfs_prefix) {
char *name;
......@@ -455,6 +458,9 @@ static const struct file_operations platform_list_fops = {
static void soc_init_card_debugfs(struct snd_soc_card *card)
{
if (!snd_soc_debugfs_root)
return;
card->debugfs_card_root = debugfs_create_dir(card->name,
snd_soc_debugfs_root);
if (!card->debugfs_card_root) {
......@@ -476,6 +482,34 @@ static void soc_cleanup_card_debugfs(struct snd_soc_card *card)
debugfs_remove_recursive(card->debugfs_card_root);
}
static void snd_soc_debugfs_init(void)
{
snd_soc_debugfs_root = debugfs_create_dir("asoc", NULL);
if (IS_ERR(snd_soc_debugfs_root) || !snd_soc_debugfs_root) {
pr_warn("ASoC: Failed to create debugfs directory\n");
snd_soc_debugfs_root = NULL;
return;
}
if (!debugfs_create_file("codecs", 0444, snd_soc_debugfs_root, NULL,
&codec_list_fops))
pr_warn("ASoC: Failed to create CODEC list debugfs file\n");
if (!debugfs_create_file("dais", 0444, snd_soc_debugfs_root, NULL,
&dai_list_fops))
pr_warn("ASoC: Failed to create DAI list debugfs file\n");
if (!debugfs_create_file("platforms", 0444, snd_soc_debugfs_root, NULL,
&platform_list_fops))
pr_warn("ASoC: Failed to create platform list debugfs file\n");
}
static void snd_soc_debugfs_exit(void)
{
debugfs_remove_recursive(snd_soc_debugfs_root);
}
#else
#define soc_init_codec_debugfs NULL
......@@ -497,6 +531,15 @@ static inline void soc_init_card_debugfs(struct snd_soc_card *card)
static inline void soc_cleanup_card_debugfs(struct snd_soc_card *card)
{
}
static inline void snd_soc_debugfs_init(void)
{
}
static inline void snd_soc_debugfs_exit(void)
{
}
#endif
struct snd_pcm_substream *snd_soc_get_dai_substream(struct snd_soc_card *card,
......@@ -595,15 +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++) {
......@@ -1322,21 +1359,17 @@ static int soc_probe_link_dais(struct snd_soc_card *card, int num, int order)
}
}
if (dai_link->dai_fmt)
snd_soc_runtime_set_dai_fmt(rtd, dai_link->dai_fmt);
ret = soc_post_component_init(rtd, dai_link->name);
if (ret)
return ret;
#ifdef CONFIG_DEBUG_FS
/* add DPCM sysfs entries */
if (dai_link->dynamic) {
ret = soc_dpcm_debugfs_add(rtd);
if (ret < 0) {
dev_err(rtd->dev,
"ASoC: failed to add dpcm sysfs entries: %d\n",
ret);
return ret;
}
}
if (dai_link->dynamic)
soc_dpcm_debugfs_add(rtd);
#endif
if (cpu_dai->driver->compress_dai) {
......@@ -1426,7 +1459,6 @@ static void soc_remove_aux_dev(struct snd_soc_card *card, int num)
/* unregister the rtd device */
if (rtd->dev_registered) {
device_remove_file(rtd->dev, &dev_attr_codec_reg);
device_unregister(rtd->dev);
rtd->dev_registered = 0;
}
......@@ -1560,6 +1592,8 @@ static int snd_soc_instantiate_card(struct snd_soc_card *card)
goto base_error;
}
soc_init_card_debugfs(card);
card->dapm.bias_level = SND_SOC_BIAS_OFF;
card->dapm.dev = card->dev;
card->dapm.card = card;
......@@ -1641,12 +1675,6 @@ static int snd_soc_instantiate_card(struct snd_soc_card *card)
snd_soc_dapm_add_routes(&card->dapm, card->of_dapm_routes,
card->num_of_dapm_routes);
for (i = 0; i < card->num_links; i++) {
if (card->dai_link[i].dai_fmt)
snd_soc_runtime_set_dai_fmt(&card->rtd[i],
card->dai_link[i].dai_fmt);
}
snprintf(card->snd_card->shortname, sizeof(card->snd_card->shortname),
"%s", card->name);
snprintf(card->snd_card->longname, sizeof(card->snd_card->longname),
......@@ -1702,6 +1730,7 @@ static int snd_soc_instantiate_card(struct snd_soc_card *card)
if (card->remove)
card->remove(card);
soc_cleanup_card_debugfs(card);
snd_card_free(card->snd_card);
base_error:
......@@ -2380,8 +2409,6 @@ int snd_soc_register_card(struct snd_soc_card *card)
snd_soc_initialize_card_lists(card);
soc_init_card_debugfs(card);
card->rtd = devm_kzalloc(card->dev,
sizeof(struct snd_soc_pcm_runtime) *
(card->num_links + card->num_aux_devs),
......@@ -2412,7 +2439,7 @@ int snd_soc_register_card(struct snd_soc_card *card)
ret = snd_soc_instantiate_card(card);
if (ret != 0)
soc_cleanup_card_debugfs(card);
return ret;
/* deactivate pins to sleep state */
for (i = 0; i < card->num_rtd; i++) {
......@@ -3595,26 +3622,7 @@ EXPORT_SYMBOL_GPL(snd_soc_of_get_dai_link_codecs);
static int __init snd_soc_init(void)
{
#ifdef CONFIG_DEBUG_FS
snd_soc_debugfs_root = debugfs_create_dir("asoc", NULL);
if (IS_ERR(snd_soc_debugfs_root) || !snd_soc_debugfs_root) {
pr_warn("ASoC: Failed to create debugfs directory\n");
snd_soc_debugfs_root = NULL;
}
if (!debugfs_create_file("codecs", 0444, snd_soc_debugfs_root, NULL,
&codec_list_fops))
pr_warn("ASoC: Failed to create CODEC list debugfs file\n");
if (!debugfs_create_file("dais", 0444, snd_soc_debugfs_root, NULL,
&dai_list_fops))
pr_warn("ASoC: Failed to create DAI list debugfs file\n");
if (!debugfs_create_file("platforms", 0444, snd_soc_debugfs_root, NULL,
&platform_list_fops))
pr_warn("ASoC: Failed to create platform list debugfs file\n");
#endif
snd_soc_debugfs_init();
snd_soc_util_init();
return platform_driver_register(&soc_driver);
......@@ -3624,9 +3632,9 @@ module_init(snd_soc_init);
static void __exit snd_soc_exit(void)
{
snd_soc_util_exit();
snd_soc_debugfs_exit();
#ifdef CONFIG_DEBUG_FS
debugfs_remove_recursive(snd_soc_debugfs_root);
#endif
platform_driver_unregister(&soc_driver);
}
......
sound/soc/soc-dapm.c
View file @ d1113af4
......@@ -1898,6 +1898,9 @@ void snd_soc_dapm_debugfs_init(struct snd_soc_dapm_context *dapm,
{
struct dentry *d;
if (!parent)
return;
dapm->debugfs_dapm = debugfs_create_dir("dapm", parent);
if (!dapm->debugfs_dapm) {
......
sound/soc/soc-pcm.c
View file @ d1113af4
......@@ -1097,6 +1097,7 @@ static int dpcm_be_connect(struct snd_soc_pcm_runtime *fe,
stream ? "<-" : "->", be->dai_link->name);
#ifdef CONFIG_DEBUG_FS
if (fe->debugfs_dpcm_root)
dpcm->debugfs_state = debugfs_create_u32(be->dai_link->name, 0644,
fe->debugfs_dpcm_root, &dpcm->state);
#endif
......@@ -2803,10 +2804,13 @@ static const struct file_operations dpcm_state_fops = {
.llseek = default_llseek,
};
int soc_dpcm_debugfs_add(struct snd_soc_pcm_runtime *rtd)
void soc_dpcm_debugfs_add(struct snd_soc_pcm_runtime *rtd)
{
if (!rtd->dai_link)
return 0;
return;
if (!rtd->card->debugfs_card_root)
return;
rtd->debugfs_dpcm_root = debugfs_create_dir(rtd->dai_link->name,
rtd->card->debugfs_card_root);
......@@ -2814,13 +2818,11 @@ int soc_dpcm_debugfs_add(struct snd_soc_pcm_runtime *rtd)
dev_dbg(rtd->dev,
"ASoC: Failed to create dpcm debugfs directory %s\n",
rtd->dai_link->name);
return -EINVAL;
return;
}
rtd->debugfs_dpcm_state = debugfs_create_file("state", 0444,
rtd->debugfs_dpcm_root,
rtd, &dpcm_state_fops);
return 0;
}
#endif
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