diff --git a/[refs] b/[refs]
index 15e047a42ed1..90d03f37d1d0 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 025cd2f6b1624f536d4df564add3d13ea5022f53
+refs/heads/master: 49045d3d4dc7c43310b1fca693e29fcdbe68faba
diff --git a/trunk/sound/usb/usbaudio.c b/trunk/sound/usb/usbaudio.c
index bfbec5876659..da22f25d4efd 100644
--- a/trunk/sound/usb/usbaudio.c
+++ b/trunk/sound/usb/usbaudio.c
@@ -1439,9 +1439,11 @@ static int snd_usb_pcm_prepare(snd_pcm_substream_t *substream)
 
 static snd_pcm_hardware_t snd_usb_playback =
 {
-	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
-				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
-				 SNDRV_PCM_INFO_MMAP_VALID),
+	.info =			SNDRV_PCM_INFO_MMAP |
+				SNDRV_PCM_INFO_MMAP_VALID |
+				SNDRV_PCM_INFO_BATCH |
+				SNDRV_PCM_INFO_INTERLEAVED |
+				SNDRV_PCM_INFO_BLOCK_TRANSFER,
 	.buffer_bytes_max =	(256*1024),
 	.period_bytes_min =	64,
 	.period_bytes_max =	(128*1024),
@@ -1451,9 +1453,11 @@ static snd_pcm_hardware_t snd_usb_playback =
 
 static snd_pcm_hardware_t snd_usb_capture =
 {
-	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
-				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
-				 SNDRV_PCM_INFO_MMAP_VALID),
+	.info =			SNDRV_PCM_INFO_MMAP |
+				SNDRV_PCM_INFO_MMAP_VALID |
+				SNDRV_PCM_INFO_BATCH |
+				SNDRV_PCM_INFO_INTERLEAVED |
+				SNDRV_PCM_INFO_BLOCK_TRANSFER,
 	.buffer_bytes_max =	(256*1024),
 	.period_bytes_min =	64,
 	.period_bytes_max =	(128*1024),