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authorTakashi Iwai <tiwai@suse.de>2012-11-21 08:35:42 +0100
committerTakashi Iwai <tiwai@suse.de>2012-11-21 11:43:58 +0100
commitb0db6063dba4ee02dfda7411ec3aaf8f0fbda0f7 (patch)
treebf19151e8c414745c8df3684e2a71b12fdeec2ce /sound/usb/pcm.c
parentb2eb950de2f09435d5156f4dc6d5dbf284cd97f3 (diff)
ALSA: usb-audio: process pending stop at PCM hw_free and close
PCM hw_free and close should wait until all the pending stop operations have been finished. Basically only PCM trigger callback should use non-wait calls. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/pcm.c')
-rw-r--r--sound/usb/pcm.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index 4750d3d5c0cc..bc3c9acc68b7 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -446,7 +446,7 @@ static int configure_endpoint(struct snd_usb_substream *subs)
int ret;
/* format changed */
- stop_endpoints(subs, false);
+ stop_endpoints(subs, true);
ret = snd_usb_endpoint_set_params(subs->data_endpoint,
subs->pcm_format,
subs->channels,
@@ -1012,7 +1012,7 @@ static int snd_usb_pcm_close(struct snd_pcm_substream *substream, int direction)
struct snd_usb_stream *as = snd_pcm_substream_chip(substream);
struct snd_usb_substream *subs = &as->substream[direction];
- stop_endpoints(subs, false);
+ stop_endpoints(subs, true);
if (!as->chip->shutdown && subs->interface >= 0) {
usb_set_interface(subs->dev, subs->interface, 0);