drm/i915: PSR HSW: update after enabling sprite.

On the current structure HSW doesn't support PSR with sprites enabled
but sprites can be enabled after PSR was enabled what would cause
user to miss screen updates.

v2: move it to update_plane.

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Vijay Purushothaman <vijay.a.purushothaman@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index 1b66ddcdfb331cdcb83dd9558ce494041cebc2b3..404335d53a89545edfc69d984ebfab07a3e6ec64 100644 (file)
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -1051,6 +1051,8 @@ intel_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
                mutex_unlock(&dev->struct_mutex);
        }
 
+       intel_edp_psr_update(dev);
+
        return 0;
 }