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| author | Jaroslav Kysela <perex@perex.cz> | 2010-09-29 22:16:50 (GMT) |
|---|---|---|
| committer | Jaroslav Kysela <perex@perex.cz> | 2010-09-29 22:20:17 (GMT) |
| commit | 20d9a26dbbbec32aa7c9da49b979f201bd7104b9 (patch) | |
| tree | 3e62375a017c13d4b458c2d42121c943f64d16f2 /sound/drivers/aloop.c | |
| parent | 1446c5fba73044a1c72153e1203b23b1820431c5 (diff) | |
| download | linux-20d9a26dbbbec32aa7c9da49b979f201bd7104b9.tar.xz | |
ALSA: snd-aloop - fix capture buffer silence
In a special case, some old samples are left in the capture ring buffer.
Fix it.
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Diffstat (limited to 'sound/drivers/aloop.c')
| -rw-r--r-- | sound/drivers/aloop.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sound/drivers/aloop.c b/sound/drivers/aloop.c index f2b8f86..2748fee 100644 --- a/sound/drivers/aloop.c +++ b/sound/drivers/aloop.c @@ -347,7 +347,7 @@ static void copy_play_buf(struct loopback_pcm *play, unsigned int bytes) { struct snd_pcm_runtime *runtime = play->substream->runtime; - char *src = play->substream->runtime->dma_area; + char *src = runtime->dma_area; char *dst = capt->substream->runtime->dma_area; unsigned int src_off = play->buf_pos; unsigned int dst_off = capt->buf_pos; @@ -385,8 +385,10 @@ static void copy_play_buf(struct loopback_pcm *play, dst_off = (dst_off + size) % capt->pcm_buffer_size; } - if (clear_bytes > 0) + if (clear_bytes > 0) { clear_capture_buf(capt, clear_bytes); + capt->silent_size = 0; + } } #define BYTEPOS_UPDATE_POSONLY 0 |