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ALSA: pcm core - fix fifo_size channels interval check

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Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Cc: <stable@kernel.org>
This commit is contained in:
Jaroslav Kysela 2010-02-16 11:55:43 +01:00
parent f167e1d073
commit 3be522a951
1 changed files with 4 additions and 4 deletions
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8
sound/core/pcm_native.c
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@ -315,10 +315,10 @@ int snd_pcm_hw_refine(struct snd_pcm_substream *substream,
if (!params->info)
params->info = hw->info & ~SNDRV_PCM_INFO_FIFO_IN_FRAMES;
if (!params->fifo_size) {
if (snd_mask_min(&params->masks[SNDRV_PCM_HW_PARAM_FORMAT]) ==
snd_mask_max(&params->masks[SNDRV_PCM_HW_PARAM_FORMAT]) &&
snd_mask_min(&params->masks[SNDRV_PCM_HW_PARAM_CHANNELS]) ==
snd_mask_max(&params->masks[SNDRV_PCM_HW_PARAM_CHANNELS])) {
m = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
i = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
if (snd_mask_min(m) == snd_mask_max(m) &&
snd_interval_min(i) == snd_interval_max(i)) {
changed = substream->ops->ioctl(substream,
SNDRV_PCM_IOCTL1_FIFO_SIZE, params);
if (changed < 0)