mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-17 01:04:19 +08:00
3359e9b6fa
Card related function should be implemented at soc-card now. This patch moves it. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Link: https://lore.kernel.org/r/878shc25kc.wl-kuninori.morimoto.gx@renesas.com Signed-off-by: Mark Brown <broonie@kernel.org>
82 lines
2.0 KiB
C
82 lines
2.0 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
//
|
|
// soc-card.c
|
|
//
|
|
// Copyright (C) 2019 Renesas Electronics Corp.
|
|
// Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
|
|
//
|
|
#include <sound/soc.h>
|
|
#include <sound/jack.h>
|
|
|
|
#define soc_card_ret(dai, ret) _soc_card_ret(dai, __func__, ret)
|
|
static inline int _soc_card_ret(struct snd_soc_card *card,
|
|
const char *func, int ret)
|
|
{
|
|
switch (ret) {
|
|
case -EPROBE_DEFER:
|
|
case -ENOTSUPP:
|
|
case 0:
|
|
break;
|
|
default:
|
|
dev_err(card->dev,
|
|
"ASoC: error at %s on %s: %d\n",
|
|
func, card->name, ret);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
struct snd_kcontrol *snd_soc_card_get_kcontrol(struct snd_soc_card *soc_card,
|
|
const char *name)
|
|
{
|
|
struct snd_card *card = soc_card->snd_card;
|
|
struct snd_kcontrol *kctl;
|
|
|
|
if (unlikely(!name))
|
|
return NULL;
|
|
|
|
list_for_each_entry(kctl, &card->controls, list)
|
|
if (!strncmp(kctl->id.name, name, sizeof(kctl->id.name)))
|
|
return kctl;
|
|
return NULL;
|
|
}
|
|
EXPORT_SYMBOL_GPL(snd_soc_card_get_kcontrol);
|
|
|
|
/**
|
|
* snd_soc_card_jack_new - Create a new jack
|
|
* @card: ASoC card
|
|
* @id: an identifying string for this jack
|
|
* @type: a bitmask of enum snd_jack_type values that can be detected by
|
|
* this jack
|
|
* @jack: structure to use for the jack
|
|
* @pins: Array of jack pins to be added to the jack or NULL
|
|
* @num_pins: Number of elements in the @pins array
|
|
*
|
|
* Creates a new jack object.
|
|
*
|
|
* Returns zero if successful, or a negative error code on failure.
|
|
* On success jack will be initialised.
|
|
*/
|
|
int snd_soc_card_jack_new(struct snd_soc_card *card, const char *id, int type,
|
|
struct snd_soc_jack *jack,
|
|
struct snd_soc_jack_pin *pins, unsigned int num_pins)
|
|
{
|
|
int ret;
|
|
|
|
mutex_init(&jack->mutex);
|
|
jack->card = card;
|
|
INIT_LIST_HEAD(&jack->pins);
|
|
INIT_LIST_HEAD(&jack->jack_zones);
|
|
BLOCKING_INIT_NOTIFIER_HEAD(&jack->notifier);
|
|
|
|
ret = snd_jack_new(card->snd_card, id, type, &jack->jack, false, false);
|
|
if (ret)
|
|
goto end;
|
|
|
|
if (num_pins)
|
|
ret = snd_soc_jack_add_pins(jack, num_pins, pins);
|
|
end:
|
|
return soc_card_ret(card, ret);
|
|
}
|
|
EXPORT_SYMBOL_GPL(snd_soc_card_jack_new);
|