diff options
Diffstat (limited to 'sound/core/pcm_compat.c')
| -rw-r--r-- | sound/core/pcm_compat.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/core/pcm_compat.c b/sound/core/pcm_compat.c index dfe5a64e19d2..e4e176854ce7 100644 --- a/sound/core/pcm_compat.c +++ b/sound/core/pcm_compat.c @@ -453,6 +453,8 @@ static int snd_pcm_ioctl_sync_ptr_x32(struct snd_pcm_substream *substream, sstatus.suspended_state = status->suspended_state; sstatus.audio_tstamp = status->audio_tstamp; snd_pcm_stream_unlock_irq(substream); + if (!(sflags & SNDRV_PCM_SYNC_PTR_APPL)) + snd_pcm_dma_buffer_sync(substream, SNDRV_DMA_SYNC_DEVICE); if (put_user(sstatus.state, &src->s.status.state) || put_user(sstatus.hw_ptr, &src->s.status.hw_ptr) || put_user(sstatus.tstamp.tv_sec, &src->s.status.tstamp_sec) || @@ -533,6 +535,8 @@ static int snd_pcm_ioctl_sync_ptr_buggy(struct snd_pcm_substream *substream, sync_ptr.s.status.suspended_state = status->suspended_state; sync_ptr.s.status.audio_tstamp = status->audio_tstamp; snd_pcm_stream_unlock_irq(substream); + if (!(sync_ptr.flags & SNDRV_PCM_SYNC_PTR_APPL)) + snd_pcm_dma_buffer_sync(substream, SNDRV_DMA_SYNC_DEVICE); if (copy_to_user(_sync_ptr, &sync_ptr, sizeof(sync_ptr))) return -EFAULT; return 0; |