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authorMark Brown <broonie@opensource.wolfsonmicro.com>2013-01-21 17:46:16 +0900
committerMark Brown <broonie@opensource.wolfsonmicro.com>2013-01-21 17:46:16 +0900
commit69485d3e6d6839b46a56c77d2dffad18cb7d373f (patch)
tree20e9de1d5fd9f6617b05e759f9326eaffaf743ee /sound/usb/pcm.c
parentf2a93e2a4c048dfb5c7ee3f159a4a1d1cb61b4b5 (diff)
parent7881fd0fb3ecc9e367ba998a4de533e7eecbdfeb (diff)
Merge remote-tracking branch 'asoc/fix/adsp' into asoc-adsp
Diffstat (limited to 'sound/usb/pcm.c')
-rw-r--r--sound/usb/pcm.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index c6593101c04..d82e378d37c 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -511,6 +511,16 @@ static int configure_sync_endpoint(struct snd_usb_substream *subs)
struct snd_usb_substream *sync_subs =
&subs->stream->substream[subs->direction ^ 1];
+ if (subs->sync_endpoint->type != SND_USB_ENDPOINT_TYPE_DATA ||
+ !subs->stream)
+ return snd_usb_endpoint_set_params(subs->sync_endpoint,
+ subs->pcm_format,
+ subs->channels,
+ subs->period_bytes,
+ subs->cur_rate,
+ subs->cur_audiofmt,
+ NULL);
+
/* Try to find the best matching audioformat. */
list_for_each_entry(fp, &sync_subs->fmt_list, list) {
int score = match_endpoint_audioformats(fp, subs->cur_audiofmt,