C++ (Cpp) snd_card_dummy_pcm Examples

Example #1

File: dummy.c Project: 325116067/semc-qsd8x50

static int __devinit snd_dummy_probe(struct platform_device *devptr)
{
	struct snd_card *card;
	struct snd_dummy *dummy;
	int idx, err;
	int dev = devptr->id;

	err = snd_card_create(index[dev], id[dev], THIS_MODULE,
			      sizeof(struct snd_dummy), &card);
	if (err < 0)
		return err;
	dummy = card->private_data;
	dummy->card = card;
	for (idx = 0; idx < MAX_PCM_DEVICES && idx < pcm_devs[dev]; idx++) {
		if (pcm_substreams[dev] < 1)
			pcm_substreams[dev] = 1;
		if (pcm_substreams[dev] > MAX_PCM_SUBSTREAMS)
			pcm_substreams[dev] = MAX_PCM_SUBSTREAMS;
		err = snd_card_dummy_pcm(dummy, idx, pcm_substreams[dev]);
		if (err < 0)
			goto __nodev;
	}
	err = snd_card_dummy_new_mixer(dummy);
	if (err < 0)
		goto __nodev;
	strcpy(card->driver, "Dummy");
	strcpy(card->shortname, "Dummy");
	sprintf(card->longname, "Dummy %i", dev + 1);

	dummy_proc_init(dummy);

	snd_card_set_dev(card, &devptr->dev);

	err = snd_card_register(card);
	if (err == 0) {
		platform_set_drvdata(devptr, card);
		return 0;
	}
      __nodev:
	snd_card_free(card);
	return err;
}

Example #2

File: dummy.c Project: MiniBlu/cm11_kernel_htc_msm8974a3ul

static int __devinit snd_dummy_probe(struct platform_device *devptr)
{
	struct snd_card *card;
	struct snd_dummy *dummy;
	struct dummy_model *m = NULL, **mdl;
	int idx, err;
	int dev = devptr->id;

	err = snd_card_create(index[dev], id[dev], THIS_MODULE,
			      sizeof(struct snd_dummy), &card);
	if (err < 0)
		return err;
	dummy = card->private_data;
	dummy->card = card;
	for (mdl = dummy_models; *mdl && model[dev]; mdl++) {
		if (strcmp(model[dev], (*mdl)->name) == 0) {
			printk(KERN_INFO
				"snd-dummy: Using model '%s' for card %i\n",
				(*mdl)->name, card->number);
			m = dummy->model = *mdl;
			break;
		}
	}
	for (idx = 0; idx < MAX_PCM_DEVICES && idx < pcm_devs[dev]; idx++) {
		if (pcm_substreams[dev] < 1)
			pcm_substreams[dev] = 1;
		if (pcm_substreams[dev] > MAX_PCM_SUBSTREAMS)
			pcm_substreams[dev] = MAX_PCM_SUBSTREAMS;
		err = snd_card_dummy_pcm(dummy, idx, pcm_substreams[dev]);
		if (err < 0)
			goto __nodev;
	}

	dummy->pcm_hw = dummy_pcm_hardware;
	if (m) {
		if (m->formats)
			dummy->pcm_hw.formats = m->formats;
		if (m->buffer_bytes_max)
			dummy->pcm_hw.buffer_bytes_max = m->buffer_bytes_max;
		if (m->period_bytes_min)
			dummy->pcm_hw.period_bytes_min = m->period_bytes_min;
		if (m->period_bytes_max)
			dummy->pcm_hw.period_bytes_max = m->period_bytes_max;
		if (m->periods_min)
			dummy->pcm_hw.periods_min = m->periods_min;
		if (m->periods_max)
			dummy->pcm_hw.periods_max = m->periods_max;
		if (m->rates)
			dummy->pcm_hw.rates = m->rates;
		if (m->rate_min)
			dummy->pcm_hw.rate_min = m->rate_min;
		if (m->rate_max)
			dummy->pcm_hw.rate_max = m->rate_max;
		if (m->channels_min)
			dummy->pcm_hw.channels_min = m->channels_min;
		if (m->channels_max)
			dummy->pcm_hw.channels_max = m->channels_max;
	}

	err = snd_card_dummy_new_mixer(dummy);
	if (err < 0)
		goto __nodev;
	strcpy(card->driver, "Dummy");
	strcpy(card->shortname, "Dummy");
	sprintf(card->longname, "Dummy %i", dev + 1);

	dummy_proc_init(dummy);

	snd_card_set_dev(card, &devptr->dev);

	err = snd_card_register(card);
	if (err == 0) {
		platform_set_drvdata(devptr, card);
		return 0;
	}
      __nodev:
	snd_card_free(card);
	return err;
}