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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/usb
parent31ab9523ed3773d5de7c07b3b6c4c00ddb06045e (diff)
downloadop-kernel-dev-d31cbbfd80a84696847913b7486a998481038663.zip
op-kernel-dev-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/usb')
-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 d5ae2055..2ead878 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,
};
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