C++ (Cpp) pcxhr_set_audio_source примеры использования

Пример #1

Файл: pcxhr_mixer.c Проект: MiniBlu/cm11_kernel_htc_msm8974a3ul

static int pcxhr_audio_src_put(struct snd_kcontrol *kcontrol,
			       struct snd_ctl_elem_value *ucontrol)
{
	struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
	int ret = 0;
	int i = 2;		
	if (chip->mgr->board_has_aes1) {
		i = 3;		
		if (chip->mgr->board_has_mic)
			i = 5;	
	}
	if (ucontrol->value.enumerated.item[0] >= i)
		return -EINVAL;
	mutex_lock(&chip->mgr->mixer_mutex);
	if (chip->audio_capture_source != ucontrol->value.enumerated.item[0]) {
		chip->audio_capture_source = ucontrol->value.enumerated.item[0];
		if (chip->mgr->is_hr_stereo)
			hr222_set_audio_source(chip);
		else
			pcxhr_set_audio_source(chip);
		ret = 1;
	}
	mutex_unlock(&chip->mgr->mixer_mutex);
	return ret;
}

Пример #2

Файл: pcxhr_mixer.c Проект: jameshilliard/actiontec_opensrc_mi424wr-rev-e-f_fw-20-10-7-5

static int pcxhr_audio_src_put(struct snd_kcontrol *kcontrol,
			       struct snd_ctl_elem_value *ucontrol)
{
	struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
	int ret = 0;

	down(&chip->mgr->mixer_mutex);
	if (chip->audio_capture_source != ucontrol->value.enumerated.item[0]) {
		chip->audio_capture_source = ucontrol->value.enumerated.item[0];
		pcxhr_set_audio_source(chip);
		ret = 1;
	}
	up(&chip->mgr->mixer_mutex);
	return ret;
}