diff options
| author | Dave Airlie <airlied@linux.ie> | 2007-09-28 03:46:28 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-09-28 04:47:28 +0200 |
| commit | e4a7b1d1d90d202a030688ab5b177c3c0f15ee3e (patch) | |
| tree | c8e8c64a69fc38daa32d04580195c703f9e5dc41 /drivers/char/drm/i915_drv.h | |
| parent | Revert "[PATCH] x86-64: fix x86_64-mm-sched-clock-share" (diff) | |
| download | linux-e4a7b1d1d90d202a030688ab5b177c3c0f15ee3e.tar.xz linux-e4a7b1d1d90d202a030688ab5b177c3c0f15ee3e.zip | |
i915: make vbl interrupts work properly on i965g/gm hw.
This code is ported from the DRM git tree and allows the vblank interrupts
to function on the i965 hw. It also requires a change in Mesa's 965 driver
to actually use them.
[ Without this patch, my 965GM drops vblank interrupts - Jesse ]
Signed-off-by: Dave Airlie <airlied@linux.ie>
Acked-by: Jesse Barnes <jesse.barnes@intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char/drm/i915_drv.h')
| -rw-r--r-- | drivers/char/drm/i915_drv.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/char/drm/i915_drv.h b/drivers/char/drm/i915_drv.h index 737088bd0780..28b98733beb8 100644 --- a/drivers/char/drm/i915_drv.h +++ b/drivers/char/drm/i915_drv.h @@ -210,6 +210,12 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller); #define I915REG_INT_MASK_R 0x020a8 #define I915REG_INT_ENABLE_R 0x020a0 +#define I915REG_PIPEASTAT 0x70024 +#define I915REG_PIPEBSTAT 0x71024 + +#define I915_VBLANK_INTERRUPT_ENABLE (1UL<<17) +#define I915_VBLANK_CLEAR (1UL<<1) + #define SRX_INDEX 0x3c4 #define SRX_DATA 0x3c5 #define SR01 1 |