summary refs log tree commit diff
path: root/sound
diff options
context:
space:
mode:
authorClemens Ladisch <clemens@ladisch.de>2005-09-26 09:59:57 +0200
committerJaroslav Kysela <perex@suse.cz>2005-10-07 14:46:11 +0200
commitd31cbbfd80a84696847913b7486a998481038663 (patch)
tree8c53ab39ead2298a0aef4e822232b53b9fafa810 /sound
parent31ab9523ed3773d5de7c07b3b6c4c00ddb06045e (diff)
downloadlinux-d31cbbfd80a84696847913b7486a998481038663.tar.gz
[ALSA] usb-audio: increase max buffer size
USB generic driver
Increase the maximum PCM buffer size to 1 MB.  The USB driver doesn't
have any inherent buffer size limit, and big multichannel interfaces
may benefit from this.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/usb/usbaudio.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c
index d5ae2055b896..2ead878bcb8f 100644
--- a/sound/usb/usbaudio.c
+++ b/sound/usb/usbaudio.c
@@ -1444,9 +1444,9 @@ static snd_pcm_hardware_t snd_usb_playback =
 				SNDRV_PCM_INFO_BATCH |
 				SNDRV_PCM_INFO_INTERLEAVED |
 				SNDRV_PCM_INFO_BLOCK_TRANSFER,
-	.buffer_bytes_max =	(256*1024),
+	.buffer_bytes_max =	1024 * 1024,
 	.period_bytes_min =	64,
-	.period_bytes_max =	(128*1024),
+	.period_bytes_max =	512 * 1024,
 	.periods_min =		2,
 	.periods_max =		1024,
 };
@@ -1458,9 +1458,9 @@ static snd_pcm_hardware_t snd_usb_capture =
 				SNDRV_PCM_INFO_BATCH |
 				SNDRV_PCM_INFO_INTERLEAVED |
 				SNDRV_PCM_INFO_BLOCK_TRANSFER,
-	.buffer_bytes_max =	(256*1024),
+	.buffer_bytes_max =	1024 * 1024,
 	.period_bytes_min =	64,
-	.period_bytes_max =	(128*1024),
+	.period_bytes_max =	512 * 1024,
 	.periods_min =		2,
 	.periods_max =		1024,
 };