redonkable/alistair23-linux
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Merge branch 'topic/dapm-pin' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-arizona

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This commit is contained in:
Mark Brown 2016-11-30 17:23:38 +00:00
parent 63079b6e43 1b4d9c2219
commit 19a113ae59
2 changed files with 219 additions and 0 deletions
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20
include/sound/soc.h
View file

@ -1697,4 +1697,24 @@ static inline void snd_soc_dapm_mutex_unlock(struct snd_soc_dapm_context *dapm)
mutex_unlock(&dapm->card->dapm_mutex);
}
int snd_soc_component_enable_pin(struct snd_soc_component *component,
const char *pin);
int snd_soc_component_enable_pin_unlocked(struct snd_soc_component *component,
const char *pin);
int snd_soc_component_disable_pin(struct snd_soc_component *component,
const char *pin);
int snd_soc_component_disable_pin_unlocked(struct snd_soc_component *component,
const char *pin);
int snd_soc_component_nc_pin(struct snd_soc_component *component,
const char *pin);
int snd_soc_component_nc_pin_unlocked(struct snd_soc_component *component,
const char *pin);
int snd_soc_component_get_pin_status(struct snd_soc_component *component,
const char *pin);
int snd_soc_component_force_enable_pin(struct snd_soc_component *component,
const char *pin);
int snd_soc_component_force_enable_pin_unlocked(
struct snd_soc_component *component,
const char *pin);
#endif

199
sound/soc/soc-utils.c
View file

@ -58,6 +58,205 @@ int snd_soc_params_to_bclk(struct snd_pcm_hw_params *params)
}
EXPORT_SYMBOL_GPL(snd_soc_params_to_bclk);
int snd_soc_component_enable_pin(struct snd_soc_component *component,
const char *pin)
{
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(component);
char *full_name;
int ret;
if (!component->name_prefix)
return snd_soc_dapm_enable_pin(dapm, pin);
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
if (!full_name)
return -ENOMEM;
ret = snd_soc_dapm_enable_pin(dapm, full_name);
kfree(full_name);
return ret;
}
EXPORT_SYMBOL_GPL(snd_soc_component_enable_pin);
int snd_soc_component_enable_pin_unlocked(struct snd_soc_component *component,
const char *pin)
{
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(component);
char *full_name;
int ret;
if (!component->name_prefix)
return snd_soc_dapm_enable_pin_unlocked(dapm, pin);
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
if (!full_name)
return -ENOMEM;
ret = snd_soc_dapm_enable_pin_unlocked(dapm, full_name);
kfree(full_name);
return ret;
}
EXPORT_SYMBOL_GPL(snd_soc_component_enable_pin_unlocked);
int snd_soc_component_disable_pin(struct snd_soc_component *component,
const char *pin)
{
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(component);
char *full_name;
int ret;
if (!component->name_prefix)
return snd_soc_dapm_disable_pin(dapm, pin);
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
if (!full_name)
return -ENOMEM;
ret = snd_soc_dapm_disable_pin(dapm, full_name);
kfree(full_name);
return ret;
}
EXPORT_SYMBOL_GPL(snd_soc_component_disable_pin);
int snd_soc_component_disable_pin_unlocked(struct snd_soc_component *component,
const char *pin)
{
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(component);
char *full_name;
int ret;
if (!component->name_prefix)
return snd_soc_dapm_disable_pin_unlocked(dapm, pin);
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
if (!full_name)
return -ENOMEM;
ret = snd_soc_dapm_disable_pin_unlocked(dapm, full_name);
kfree(full_name);
return ret;
}
EXPORT_SYMBOL_GPL(snd_soc_component_disable_pin_unlocked);
int snd_soc_component_nc_pin(struct snd_soc_component *component,
const char *pin)
{
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(component);
char *full_name;
int ret;
if (!component->name_prefix)
return snd_soc_dapm_nc_pin(dapm, pin);
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
if (!full_name)
return -ENOMEM;
ret = snd_soc_dapm_nc_pin(dapm, full_name);
kfree(full_name);
return ret;
}
EXPORT_SYMBOL_GPL(snd_soc_component_nc_pin);
int snd_soc_component_nc_pin_unlocked(struct snd_soc_component *component,
const char *pin)
{
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(component);
char *full_name;
int ret;
if (!component->name_prefix)
return snd_soc_dapm_nc_pin_unlocked(dapm, pin);
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
if (!full_name)
return -ENOMEM;
ret = snd_soc_dapm_nc_pin_unlocked(dapm, full_name);
kfree(full_name);
return ret;
}
EXPORT_SYMBOL_GPL(snd_soc_component_nc_pin_unlocked);
int snd_soc_component_get_pin_status(struct snd_soc_component *component,
const char *pin)
{
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(component);
char *full_name;
int ret;
if (!component->name_prefix)
return snd_soc_dapm_get_pin_status(dapm, pin);
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
if (!full_name)
return -ENOMEM;
ret = snd_soc_dapm_get_pin_status(dapm, full_name);
kfree(full_name);
return ret;
}
EXPORT_SYMBOL_GPL(snd_soc_component_get_pin_status);
int snd_soc_component_force_enable_pin(struct snd_soc_component *component,
const char *pin)
{
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(component);
char *full_name;
int ret;
if (!component->name_prefix)
return snd_soc_dapm_force_enable_pin(dapm, pin);
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
if (!full_name)
return -ENOMEM;
ret = snd_soc_dapm_force_enable_pin(dapm, full_name);
kfree(full_name);
return ret;
}
EXPORT_SYMBOL_GPL(snd_soc_component_force_enable_pin);
int snd_soc_component_force_enable_pin_unlocked(
struct snd_soc_component *component,
const char *pin)
{
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(component);
char *full_name;
int ret;
if (!component->name_prefix)
return snd_soc_dapm_force_enable_pin_unlocked(dapm, pin);
full_name = kasprintf(GFP_KERNEL, "%s %s", component->name_prefix, pin);
if (!full_name)
return -ENOMEM;
ret = snd_soc_dapm_force_enable_pin_unlocked(dapm, full_name);
kfree(full_name);
return ret;
}
EXPORT_SYMBOL_GPL(snd_soc_component_force_enable_pin_unlocked);
static const struct snd_pcm_hardware dummy_dma_hardware = {
/* Random values to keep userspace happy when checking constraints */
.info = SNDRV_PCM_INFO_INTERLEAVED |