Commit b339088d authored Jan 23, 2014 by Ville Syrjälä Committed by Daniel Vetter Jan 25, 2014

drm/i915: Don't write IVB_FBC_RT_BASE



We use nuking instead of render tracking on IVB+, so there's
no point in writing IVB_FBC_RT_BASE.

v2: Drop the IVB_FBC_RT_BASE write too
v3: Move the SNB stuff elsewhere, leaving only IVB+ here

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

parent 0e5539b9

drivers/gpu/drm/i915/intel_pm.c

+0 −2

Original line number	Diff line number	Diff line
		@@ -283,8 +283,6 @@ static void gen7_enable_fbc(struct drm_crtc *crtc)
		struct drm_i915_gem_object *obj = intel_fb->obj;
		struct intel_crtc *intel_crtc = to_intel_crtc(crtc);

		I915_WRITE(IVB_FBC_RT_BASE, i915_gem_obj_ggtt_offset(obj));

		I915_WRITE(ILK_DPFC_CONTROL, DPFC_CTL_EN \| DPFC_CTL_LIMIT_1X \|
		IVB_DPFC_CTL_FENCE_EN \|
		intel_crtc->plane << IVB_DPFC_CTL_PLANE_SHIFT);