drm/i915/bdw: Enable trickle feed on Broadwell

Like on HSW, trickle feed should always be enabled on BDW.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index e690cfe..6ced1a1 100644 (file)
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2156,7 +2156,7 @@ static int ironlake_update_plane(struct drm_crtc *crtc,
        else
                dspcntr &= ~DISPPLANE_TILED;
 
-       if (IS_HASWELL(dev))
+       if (IS_HASWELL(dev) || IS_BROADWELL(dev))
                dspcntr &= ~DISPPLANE_TRICKLE_FEED_DISABLE;
        else
                dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE;

diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index b63135b..9cda5f7 100644 (file)
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -260,7 +260,7 @@ ivb_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
        if (obj->tiling_mode != I915_TILING_NONE)
                sprctl |= SPRITE_TILED;
 
-       if (IS_HASWELL(dev))
+       if (IS_HASWELL(dev) || IS_BROADWELL(dev))
                sprctl &= ~SPRITE_TRICKLE_FEED_DISABLE;
        else
                sprctl |= SPRITE_TRICKLE_FEED_DISABLE;