diff options
Diffstat (limited to 'sound/core/pcm_lib.c')
| -rw-r--r-- | sound/core/pcm_lib.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c index b75db8e9cc0f..bc57501c584a 100644 --- a/sound/core/pcm_lib.c +++ b/sound/core/pcm_lib.c @@ -373,6 +373,11 @@ static int snd_pcm_update_hw_ptr0(struct snd_pcm_substream *substream, (unsigned long)new_hw_ptr, (unsigned long)runtime->hw_ptr_base); } + + /* without period interrupts, there are no regular pointer updates */ + if (runtime->no_period_wakeup) + goto no_delta_check; + /* something must be really wrong */ if (delta >= runtime->buffer_size + runtime->period_size) { hw_ptr_error(substream, @@ -442,6 +447,7 @@ static int snd_pcm_update_hw_ptr0(struct snd_pcm_substream *substream, (long)old_hw_ptr); } + no_delta_check: if (runtime->status->hw_ptr == new_hw_ptr) return 0; |