diff options
| author | Zhao Yakui <yakui.zhao@intel.com> | 2009-10-28 05:10:00 +0000 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2009-11-05 14:49:13 -0800 |
| commit | 01c66889c14aa163c49355b3be2ccfb214500599 (patch) | |
| tree | 278e3e9a1fb0001d61d531804e8db6ea83bc712c /drivers/gpu/drm/i915/i915_drv.h | |
| parent | 1dc7546d1a73664e5d117715b214bea9cae5951c (diff) | |
drm/i915: Add ACPI OpRegion support for Ironlake
Add the support of ACPI opregion on Ironlake so that the backlight
brightness can be adjusted by using ACPI interface
>/sys/class/backlight/acpi_video0/brightness
Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
Tested-by: Zhao Yakui <yakui.zhao@intel.com>
[zhenyuw: cleanups, fix typo for checking GSE irq and convert to
current irq handling logic.]
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index f9f339aafde..210d0f690db 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -733,6 +733,8 @@ i915_enable_pipestat(drm_i915_private_t *dev_priv, int pipe, u32 mask); void i915_disable_pipestat(drm_i915_private_t *dev_priv, int pipe, u32 mask); +void intel_enable_asle (struct drm_device *dev); + /* i915_mem.c */ extern int i915_mem_alloc(struct drm_device *dev, void *data, @@ -861,11 +863,13 @@ extern int i915_restore_state(struct drm_device *dev); extern int intel_opregion_init(struct drm_device *dev, int resume); extern void intel_opregion_free(struct drm_device *dev, int suspend); extern void opregion_asle_intr(struct drm_device *dev); +extern void ironlake_opregion_gse_intr(struct drm_device *dev); extern void opregion_enable_asle(struct drm_device *dev); #else static inline int intel_opregion_init(struct drm_device *dev, int resume) { return 0; } static inline void intel_opregion_free(struct drm_device *dev, int suspend) { return; } static inline void opregion_asle_intr(struct drm_device *dev) { return; } +static inline void ironlake_opregion_gse_intr(struct drm_device *dev) { return; } static inline void opregion_enable_asle(struct drm_device *dev) { return; } #endif |