Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit d31cbbfd authored by Clemens Ladisch's avatar Clemens Ladisch Committed by Jaroslav Kysela
Browse files

[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: default avatarClemens Ladisch <clemens@ladisch.de>
parent 31ab9523

sound/usb/usbaudio.c

+4 −4
Original line number Diff line number Diff line
@@ -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,

};