Ejemplos de snd_dev_ctl_index en C++ (Cpp)

Ejemplo n.º 1

Archivo: msm7x30.c Proyecto: OMFGB/OMFGB_Mecha_Kernel

static int msm_new_mixer(struct snd_card *card)
{
	unsigned int idx;
	int err;
	int dev_cnt;

	strcpy(card->mixername, "MSM Mixer");
	for (idx = 0; idx < ARRAY_SIZE(snd_msm_controls); idx++) {
		err = snd_ctl_add(card,	snd_ctl_new1(&snd_msm_controls[idx],
					NULL));
		if (err < 0)
			MM_AUD_ERR("ERR adding ctl\n");
	}
	dev_cnt = msm_snddev_devcount();

	for (idx = 0; idx < dev_cnt; idx++) {
		if (!snd_dev_ctl_index(idx)) {
			err = snd_ctl_add(card, snd_ctl_new1(
				&snd_dev_controls[idx], NULL));
			if (err < 0)
				MM_AUD_ERR("ERR adding ctl\n");
		} else
			return 0;
	}
	simple_control = ARRAY_SIZE(snd_msm_controls);
	device_index = simple_control + 1;
	return 0;
}

Ejemplo n.º 2

static int msm_new_mixer(struct snd_soc_codec *codec)
{
	unsigned int idx;
	int err;
	int dev_cnt;

	strcpy(codec->card->snd_card->mixername, "MSM Mixer");
	for (idx = 0; idx < ARRAY_SIZE(snd_msm_controls); idx++) {
		err = snd_ctl_add(codec->card->snd_card,
				snd_ctl_new1(&snd_msm_controls[idx],
					NULL));
		if (err < 0)
			pr_err("%s:ERR adding ctl\n", __func__);
	}

	for (idx = 0; idx < ARRAY_SIZE(snd_msm_secondary_controls); idx++) {
		err = snd_ctl_add(codec->card->snd_card,
			snd_ctl_new1(&snd_msm_secondary_controls[idx],
			NULL));
		if (err < 0)
			pr_err("%s:ERR adding secondary ctl\n", __func__);
	}
	dev_cnt = msm_snddev_devcount();

	for (idx = 0; idx < dev_cnt; idx++) {
		if (!snd_dev_ctl_index(idx)) {
			err = snd_ctl_add(codec->card->snd_card,
				snd_ctl_new1(&snd_dev_controls[idx],
					NULL));
			if (err < 0)
				pr_err("%s:ERR adding ctl\n", __func__);
		} else
			return 0;
	}
	simple_control = ARRAY_SIZE(snd_msm_controls)
			+ ARRAY_SIZE(snd_msm_secondary_controls);
	device_index = simple_control + 1;
	return 0;
}