Commit 3d35fe71 authored by Jouni Högander's avatar Jouni Högander
Browse files

drm/i915/psr: Implement Wa_14014971492 



Implement Wa_14014971492 and apply it for affected platforms.

Bspec: 52890, 54369, 55378, 66624

v2: Adjust platforms where applied

Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Mika Kahola <mika.kahola@intel.com>
Cc: José Roberto de Souza <jose.souza@intel.com>
Signed-off-by: default avatarJouni Högander <jouni.hogander@intel.com>
Reviewed-by: default avatarRodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230124102636.2567292-2-jouni.hogander@intel.com
parent 15d045fd

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

+6 −0
Original line number Diff line number Diff line
@@ -1842,6 +1842,12 @@ int intel_psr2_sel_fetch_update(struct intel_atomic_state *state, 
	if (full_update)

		goto skip_sel_fetch_set_loop;



	/* Wa_14014971492 */

	if ((IS_MTL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0) ||

	     IS_ALDERLAKE_P(dev_priv) || IS_TIGERLAKE(dev_priv)) &&

	    crtc_state->splitter.enable)

		pipe_clip.y1 = 0;



	ret = drm_atomic_add_affected_planes(&state->base, &crtc->base);

	if (ret)

		return ret;