path: root/drivers/media/video/cafe_ccic.c
diff options
authorMatthew Garrett <mjg@redhat.com>2010-12-06 14:00:56 -0500
committerJesse Barnes <jbarnes@virtuousgeek.org>2010-12-23 12:53:08 -0800
commit2f671e2dbff6eb5ef4e2600adbec550c13b8fe72 (patch)
treefb5debb042218dcf1cbdf11eb4d8d603208c219f /drivers/media/video/cafe_ccic.c
parent8d805286968811223cca002134ba3d81244d5313 (diff)
PCI: Disable ASPM if BIOS asks us to
We currently refuse to touch the ASPM registers if the BIOS tells us that ASPM isn't supported. This can cause problems if the BIOS has (for any reason) enabled ASPM on some devices anyway. Change the code such that we explicitly clear ASPM if the FADT indicates that ASPM isn't supported, and make sure we tidy up appropriately on device removal in order to deal with the hotplug case. If ASPM is disabled because the BIOS doesn't hand over control then we won't touch the registers. Signed-off-by: Matthew Garrett <mjg@redhat.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/media/video/cafe_ccic.c')
0 files changed, 0 insertions, 0 deletions

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