cs5520: add enablebits checking
commitf733cd4d7fdbac8af0c711b4932e57909cab7883
authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Wed, 6 Aug 2008 16:40:27 +0000 (6 18:40 +0200)
committerGreg Kroah-Hartman <gregkh@suse.de>
Wed, 20 Aug 2008 18:05:10 +0000 (20 11:05 -0700)
tree585696dd059296041fd5685ba74582e0df17962a
parent5f50704754d9014b68ea6f687941aee9ac3d7e43
cs5520: add enablebits checking

upstream commit is 24307ffabd5b39bad443641f54b12ee2ba7a38ac

Based on sparse comments in OpenFirmware code
(no Cx5510/Cx5520 datasheet here).

This fixes 2.6.26 regression reported by TAKADA
and caused by addition of warm-plug support.

Tested-by: TAKADA Yoshihito <takada@mbf.nifty.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/ide/pci/cs5520.c