{
struct snd_at73c213 *chip = snd_pcm_substream_chip(substream);
struct snd_pcm_runtime *runtime = substream->runtime;
+ int err;
+ /* ensure buffer_size is a multiple of period_size */
+ err = snd_pcm_hw_constraint_integer(runtime,
+ SNDRV_PCM_HW_PARAM_PERIODS);
+ if (err < 0)
+ return err;
snd_at73c213_playback_hw.rate_min = chip->bitrate;
snd_at73c213_playback_hw.rate_max = chip->bitrate;
runtime->hw = snd_at73c213_playback_hw;
return PTR_ERR(board->dac_clk);
}
- retval = -ENOMEM;
-
/* Allocate "card" using some unused identifiers. */
snprintf(id, sizeof id, "at73c213_%d", board->ssc_id);
- card = snd_card_new(-1, id, THIS_MODULE, sizeof(struct snd_at73c213));
- if (!card)
+ retval = snd_card_create(-1, id, THIS_MODULE,
+ sizeof(struct snd_at73c213), &card);
+ if (retval < 0)
goto out;
chip = card->private_data;