Unverified Commit b558053f authored by Geert Uytterhoeven's avatar Geert Uytterhoeven Committed by Maxime Ripard
Browse files

drm: renesas: rcar-du: Add drm_panic support for non-vsp 



Add support for the drm_panic module for DU variants not using the
VSP-compositor, to display a message on the screen when a kernel panic
occurs.

Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: default avatarJocelyn Falempe <jfalempe@redhat.com>
Acked-by: default avatarSui Jingfeng <sui.jingfeng@linux.dev>
Link: https://patchwork.freedesktop.org/patch/msgid/b633568d2e3f405b21debdd60854fe39780254d6.1716816897.git.geert+renesas@glider.be


Signed-off-by: default avatarMaxime Ripard <mripard@kernel.org>
parent 8ae5bfb0

drivers/gpu/drm/renesas/rcar-du/rcar_du_plane.c

+12 −2
Original line number Diff line number Diff line
@@ -680,6 +680,12 @@ static const struct drm_plane_helper_funcs rcar_du_plane_helper_funcs = { 
	.atomic_update = rcar_du_plane_atomic_update,

};



static const struct drm_plane_helper_funcs rcar_du_primary_plane_helper_funcs = {

	.atomic_check = rcar_du_plane_atomic_check,

	.atomic_update = rcar_du_plane_atomic_update,

	.get_scanout_buffer = drm_fb_dma_get_scanout_buffer,

};



static struct drm_plane_state *

rcar_du_plane_atomic_duplicate_state(struct drm_plane *plane)

{
@@ -812,6 +818,10 @@ int rcar_du_planes_init(struct rcar_du_group *rgrp) 
		if (ret < 0)

			return ret;



		if (type == DRM_PLANE_TYPE_PRIMARY)

			drm_plane_helper_add(&plane->plane,

					     &rcar_du_primary_plane_helper_funcs);

		else

			drm_plane_helper_add(&plane->plane,

					     &rcar_du_plane_helper_funcs);