linux-4.4.1/snd_soc_jack_report()
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開始行:
*参照元 [#laf65975]
#backlinks
*説明 [#p8dff5b4]
-パス: [[linux-4.4.1/sound/soc/soc-jack.c]]
-FIXME: これは何?
--説明
**引数 [#db572f91]
-struct snd_soc_jack *jack
--
--[[linux-4.4.1/snd_soc_jack]]
-int status
--
-int mask
--
**返り値 [#b59dd33c]
-なし
**参考 [#mbdc09cd]
*実装 [#b5c728c2]
/**
* snd_soc_jack_report - Report the current status for a...
*
* @jack: the jack
* @status: a bitmask of enum snd_jack_type values that ...
* @mask: a bitmask of enum snd_jack_type values that ...
*
* If configured using snd_soc_jack_add_pins() then the ...
* DAPM pins will be enabled or disabled as appropriate ...
* synchronised.
*
* Note: This function uses mutexes and should be called...
* context which can sleep (such as a workqueue).
*/
void snd_soc_jack_report(struct snd_soc_jack *jack, int ...
{
struct snd_soc_dapm_context *dapm;
struct snd_soc_jack_pin *pin;
unsigned int sync = 0;
int enable;
-
--[[linux-4.4.1/snd_soc_dapm_context]]
--[[linux-4.4.1/snd_soc_jack_pin]]
trace_snd_soc_jack_report(jack, mask, status);
-
--[[linux-4.4.1/trace_snd_soc_jack_report()]]
if (!jack)
return;
dapm = &jack->card->dapm;
mutex_lock(&jack->mutex);
-
--[[linux-4.4.1/mutex_lock()]]
jack->status &= ~mask;
jack->status |= status & mask;
trace_snd_soc_jack_notify(jack, status);
-
--[[linux-4.4.1/trace_snd_soc_jack_notify()]]
list_for_each_entry(pin, &jack->pins, list) {
-
--[[linux-4.4.1/list_for_each_entry()]]
enable = pin->mask & jack->status;
if (pin->invert)
enable = !enable;
if (enable)
snd_soc_dapm_enable_pin(dapm, pi...
else
snd_soc_dapm_disable_pin(dapm, p...
-
--[[linux-4.4.1/snd_soc_dapm_enable_pin()]]
--[[linux-4.4.1/snd_soc_dapm_disable_pin()]]
/* we need to sync for this case only */
sync = 1;
}
/* Report before the DAPM sync to help users upd...
blocking_notifier_call_chain(&jack->notifier, ja...
-
--[[linux-4.4.1/blocking_notifier_call_chain()]]
if (sync)
snd_soc_dapm_sync(dapm);
-
--[[linux-4.4.1/snd_soc_dapm_sync()]]
snd_jack_report(jack->jack, jack->status);
-
--[[linux-4.4.1/snd_jack_report()]]
mutex_unlock(&jack->mutex);
-
--[[linux-4.4.1/mutex_unlock()]]
}
EXPORT_SYMBOL_GPL(snd_soc_jack_report);
-
--[[linux-4.4.1/EXPORT_SYMBOL_GPL()]]
*コメント [#w9219a80]
終了行:
*参照元 [#laf65975]
#backlinks
*説明 [#p8dff5b4]
-パス: [[linux-4.4.1/sound/soc/soc-jack.c]]
-FIXME: これは何?
--説明
**引数 [#db572f91]
-struct snd_soc_jack *jack
--
--[[linux-4.4.1/snd_soc_jack]]
-int status
--
-int mask
--
**返り値 [#b59dd33c]
-なし
**参考 [#mbdc09cd]
*実装 [#b5c728c2]
/**
* snd_soc_jack_report - Report the current status for a...
*
* @jack: the jack
* @status: a bitmask of enum snd_jack_type values that ...
* @mask: a bitmask of enum snd_jack_type values that ...
*
* If configured using snd_soc_jack_add_pins() then the ...
* DAPM pins will be enabled or disabled as appropriate ...
* synchronised.
*
* Note: This function uses mutexes and should be called...
* context which can sleep (such as a workqueue).
*/
void snd_soc_jack_report(struct snd_soc_jack *jack, int ...
{
struct snd_soc_dapm_context *dapm;
struct snd_soc_jack_pin *pin;
unsigned int sync = 0;
int enable;
-
--[[linux-4.4.1/snd_soc_dapm_context]]
--[[linux-4.4.1/snd_soc_jack_pin]]
trace_snd_soc_jack_report(jack, mask, status);
-
--[[linux-4.4.1/trace_snd_soc_jack_report()]]
if (!jack)
return;
dapm = &jack->card->dapm;
mutex_lock(&jack->mutex);
-
--[[linux-4.4.1/mutex_lock()]]
jack->status &= ~mask;
jack->status |= status & mask;
trace_snd_soc_jack_notify(jack, status);
-
--[[linux-4.4.1/trace_snd_soc_jack_notify()]]
list_for_each_entry(pin, &jack->pins, list) {
-
--[[linux-4.4.1/list_for_each_entry()]]
enable = pin->mask & jack->status;
if (pin->invert)
enable = !enable;
if (enable)
snd_soc_dapm_enable_pin(dapm, pi...
else
snd_soc_dapm_disable_pin(dapm, p...
-
--[[linux-4.4.1/snd_soc_dapm_enable_pin()]]
--[[linux-4.4.1/snd_soc_dapm_disable_pin()]]
/* we need to sync for this case only */
sync = 1;
}
/* Report before the DAPM sync to help users upd...
blocking_notifier_call_chain(&jack->notifier, ja...
-
--[[linux-4.4.1/blocking_notifier_call_chain()]]
if (sync)
snd_soc_dapm_sync(dapm);
-
--[[linux-4.4.1/snd_soc_dapm_sync()]]
snd_jack_report(jack->jack, jack->status);
-
--[[linux-4.4.1/snd_jack_report()]]
mutex_unlock(&jack->mutex);
-
--[[linux-4.4.1/mutex_unlock()]]
}
EXPORT_SYMBOL_GPL(snd_soc_jack_report);
-
--[[linux-4.4.1/EXPORT_SYMBOL_GPL()]]
*コメント [#w9219a80]
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