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Commit c317adcd authored by Ville Syrjälä's avatar Ville Syrjälä Committed by Daniel Vetter
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drm/i915: Don't call gen8_fbc_sw_flush() on chv 



CHV doesn't have FBC, so don't go calling gen8_fbc_sw_flush() on it.

Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
[danvet: Add a FIXME comment while at it that we should rework this a
lot more.]
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 3d45eb89

drivers/gpu/drm/i915/intel_display.c

+6 −1
Original line number Diff line number Diff line
@@ -9098,7 +9098,12 @@ void intel_frontbuffer_flush(struct drm_device *dev, 


	intel_edp_psr_flush(dev, frontbuffer_bits);



	if (IS_GEN8(dev))

	/*

	 * FIXME: Unconditional fbc flushing here is a rather gross hack and

	 * needs to be reworked into a proper frontbuffer tracking scheme like

	 * psr employs.

	 */

	if (IS_BROADWELL(dev))

		gen8_fbc_sw_flush(dev, FBC_REND_CACHE_CLEAN);

}