Commit d5ba72f3 authored by Ville Syrjälä's avatar Ville Syrjälä
Browse files

drm/i915/fbc: No FBC+double wide pipe 



FBC and double wide pipe are mutually exclusive. Disable FBC when
we have to resort to double wide.

Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211124113652.22090-20-ville.syrjala@linux.intel.com


Reviewed-by: default avatarMika Kahola <mika.kahola@intel.com>
parent d3e27f7c

drivers/gpu/drm/i915/display/intel_fbc.c

+5 −0
Original line number Diff line number Diff line
@@ -1056,6 +1056,11 @@ static int intel_fbc_check_plane(struct intel_atomic_state *state, 
		return 0;

	}



	if (crtc_state->double_wide) {

		plane_state->no_fbc_reason = "double wide pipe not supported";

		return 0;

	}



	/*

	 * Display 12+ is not supporting FBC with PSR2.

	 * Recommendation is to keep this combination disabled