ALSA: usb-audio - Correct bogus volume dB information
authorTakashi Iwai <tiwai@suse.de>
Tue, 16 Jun 2009 12:27:35 +0000 (14:27 +0200)
committerTakashi Iwai <tiwai@suse.de>
Wed, 17 Jun 2009 08:57:02 +0000 (10:57 +0200)
commiteedbdf03a25ab3b2c332ad7fa205aa8ffbe477ba
treeeafa68659da3dfa66bd7383f4cea6f48470435c1
parentb8e1c73f4608b8b9ca1e8f1a09f9fd8684e78071
ALSA: usb-audio - Correct bogus volume dB information

Some USB devices give bogus dB information and it screws up PA.
It's better to detect a broken value and correct it in the driver
before exposing the value to the outside.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/usb/usbmixer.c