diff options
author | Takashi Iwai <tiwai@suse.de> | 2010-01-26 18:13:04 +0100 |
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committer | Takashi Iwai <tiwai@suse.de> | 2010-01-26 18:13:04 +0100 |
commit | d0d2c38e3963f4f86a9e62d74f45a371458f2787 (patch) | |
tree | 8ab868d67fcd4151e9b7a8158edc0cb2e1a19f66 /sound/core/pcm_lib.c | |
parent | cf944ee55cc318bdb1d4b2f3f5cce3257f7c07b3 (diff) | |
parent | e7636925789b042ff9d98c51d48392e8c5549480 (diff) |
Merge remote branch 'alsa/devel' into topic/misc
Diffstat (limited to 'sound/core/pcm_lib.c')
-rw-r--r-- | sound/core/pcm_lib.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c index 272f15d19017..b546ac2660f9 100644 --- a/sound/core/pcm_lib.c +++ b/sound/core/pcm_lib.c @@ -325,8 +325,7 @@ static int snd_pcm_update_hw_ptr0(struct snd_pcm_substream *substream, if (in_interrupt) { /* we know that one period was processed */ /* delta = "expected next hw_ptr" for in_interrupt != 0 */ - delta = old_hw_ptr - (old_hw_ptr % runtime->period_size) - + runtime->period_size; + delta = runtime->hw_ptr_interrupt + runtime->period_size; if (delta > new_hw_ptr) { hw_base += runtime->buffer_size; if (hw_base >= runtime->boundary) @@ -437,6 +436,10 @@ static int snd_pcm_update_hw_ptr0(struct snd_pcm_substream *substream, runtime->silence_size > 0) snd_pcm_playback_silence(substream, new_hw_ptr); + if (in_interrupt) { + runtime->hw_ptr_interrupt = new_hw_ptr - + (new_hw_ptr % runtime->period_size); + } runtime->hw_ptr_base = hw_base; runtime->status->hw_ptr = new_hw_ptr; runtime->hw_ptr_jiffies = jiffies; |