diff options
| author | Takashi Iwai <tiwai@suse.de> | 2017-01-04 12:34:14 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-11-21 09:01:06 +0100 |
| commit | ad550021c29227e60d8433fde31493bba100b3b1 (patch) | |
| tree | 2189f6cf44d81fff3af0cb01ee01097542965b6a | |
| parent | e7fc5d22fae5904b7ce7915456360e824fafefab (diff) | |
| download | linux-stable-ad550021c29227e60d8433fde31493bba100b3b1.tar.gz linux-stable-ad550021c29227e60d8433fde31493bba100b3b1.tar.bz2 linux-stable-ad550021c29227e60d8433fde31493bba100b3b1.zip | |
ALSA: vx: Don't try to update capture stream before running
[ Upstream commit ed3c177d960bb5881b945ca6f784868126bb90db ]
The update of stream costs significantly, and we should avoid it
unless the stream really has started. Check pipe->running flag
instead of pipe->prepared.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | sound/drivers/vx/vx_pcm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/drivers/vx/vx_pcm.c b/sound/drivers/vx/vx_pcm.c index 11467272089e..69f252585780 100644 --- a/sound/drivers/vx/vx_pcm.c +++ b/sound/drivers/vx/vx_pcm.c @@ -1015,7 +1015,7 @@ static void vx_pcm_capture_update(struct vx_core *chip, struct snd_pcm_substream int size, space, count; struct snd_pcm_runtime *runtime = subs->runtime; - if (! pipe->prepared || (chip->chip_status & VX_STAT_IS_STALE)) + if (!pipe->running || (chip->chip_status & VX_STAT_IS_STALE)) return; size = runtime->buffer_size - snd_pcm_capture_avail(runtime); |