diff options
| author | Matthew Garrett <mjg59@srcf.ucam.org> | 2008-08-05 19:37:25 +0100 |
|---|---|---|
| committer | Dave Airlie <airlied@linux.ie> | 2008-10-18 07:10:10 +1000 |
| commit | 8ee1c3db9075cb3211352e737e0feb98fd733b20 (patch) | |
| tree | ad91cc8b4ce57fdfdbac8920ba4b352a6871c782 /drivers/gpu/drm/i915/i915_drv.c | |
| parent | 398c9cb20b5c6c5d1313912b937d653a46fec578 (diff) | |
Add Intel ACPI IGD OpRegion support
This adds the support necessary for allowing ACPI backlight control to
work on some newer Intel-based graphics systems. Tested on Thinkpad T61
and HP 2510p hardware.
Signed-off-by: Matthew Garrett <mjg@redhat.com>
Signed-off-by: Dave Airlie <airlied@linux.ie>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 6c99aab12da..d95eca2bc45 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -371,6 +371,8 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state) i915_save_vga(dev); + intel_opregion_free(dev); + if (state.event == PM_EVENT_SUSPEND) { /* Shut down the device */ pci_disable_device(dev->pdev); @@ -532,6 +534,8 @@ static int i915_resume(struct drm_device *dev) i915_restore_vga(dev); + intel_opregion_init(dev); + return 0; } |