]> git.baikalelectronics.ru Git - kernel.git/commit
ALSA: usb - Avoid unnecessary sample rate changes on USB 2.0 clock sources
authorDavid Henningsson <david.henningsson@canonical.com>
Thu, 25 Apr 2013 12:32:24 +0000 (14:32 +0200)
committerTakashi Iwai <tiwai@suse.de>
Fri, 26 Apr 2013 05:37:09 +0000 (07:37 +0200)
commit7292f98ce7cb9948809224ca580c7cf0a735d69b
tree4d5b8b0fe47eaf9ab35c74ea7fc530068579eb0b
parent262238d6e2fed4c3d4be1e43136ab0ac43a05cb3
ALSA: usb - Avoid unnecessary sample rate changes on USB 2.0 clock sources

The Scarlett 2i2 seems to take almost 500 ms to set the sample rate,
even if the clock is currently set to that value. This patch speeds
up prepare of the device, by avoiding setting the clock to something
it already is.

Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/usb/clock.c