diff options
| author | Li Peng <peng.li@linux.intel.com> | 2010-01-22 19:12:58 +0300 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2010-01-25 20:14:30 +0300 |
| commit | c062df61966405b0be6743bfb0cf300dca2fa7c2 (patch) | |
| tree | ae4a82215c6f0ae82021b3d45427e69de16ff1a5 /drivers/gpu/drm/i915/intel_display.c | |
| parent | 0ce907f89118aa8748f950700b6919b1d8d8a038 (diff) | |
| download | linux-c062df61966405b0be6743bfb0cf300dca2fa7c2.tar.xz | |
drm/i915: enable vblank interrupt on ironlake
so far vblank interrupt on ironlake is disabled, this would cause
bad gfx performance if userspace calls drm_wait_vblank. This patch
enables vblank interrupt on ironlake and follows vblank get/put
model.
Signed-off-by: Li Peng <peng.li@intel.com>
Acked-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 45da78ef4a92..2cc489b6629e 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1638,6 +1638,7 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode) case DRM_MODE_DPMS_OFF: DRM_DEBUG_KMS("crtc %d dpms off\n", pipe); + drm_vblank_off(dev, pipe); /* Disable display plane */ temp = I915_READ(dspcntr_reg); if ((temp & DISPLAY_PLANE_ENABLE) != 0) { |