From: Clemens Ladisch Date: Mon, 26 Sep 2005 07:59:57 +0000 (+0200) Subject: [ALSA] usb-audio: increase max buffer size X-Git-Tag: v2.6.14-rc4~25^2~11 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d31cbbfd80a84696847913b7486a998481038663;p=linux-2.6 [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 --- diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c index d5ae2055b8..2ead878bcb 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, };