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authorDamien Lespiau <damien.lespiau@intel.com>2013-06-07 16:41:07 (GMT)
committerDaniel Vetter <daniel.vetter@ffwll.ch>2013-07-16 08:30:50 (GMT)
commit7457d61748f7939dea49849db442cb3df4c7c3fe (patch)
tree893a60ca40977b8eee84e247a8df0c2ae2dff83f /drivers/gpu/drm
parenta0b3335a2141aadb8f2398ade97fe574f2ddc875 (diff)
downloadlinux-fsl-qoriq-7457d61748f7939dea49849db442cb3df4c7c3fe.tar.xz
drm/i915: We implement WaFbcWaitForVBlankBeforeEnable for ilk and snb
We also wait for that blank on other platforms but the w/a doesn't apply there. Not an issue at all. Signed-off-by: Damien Lespiau <damien.lespiau@intel.com> Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index bc5aae0..cae89fe 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -404,6 +404,8 @@ static void intel_enable_fbc(struct drm_crtc *crtc, unsigned long interval)
* following the termination of the page-flipping sequence
* and indeed performing the enable as a co-routine and not
* waiting synchronously upon the vblank.
+ *
+ * WaFbcWaitForVBlankBeforeEnable:ilk,snb
*/
schedule_delayed_work(&work->work, msecs_to_jiffies(50));
}