From: Chen-Yu Tsai Date: Fri, 25 Jan 2019 03:23:07 +0000 (+0800) Subject: drm/sun4i: layer: Assign backend pointer before calling DRM helpers X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=e2b1d3d9ff5bda2c4caedb86dc4787ee5eb991d3;p=openwrt%2Fstaging%2Fblogic.git drm/sun4i: layer: Assign backend pointer before calling DRM helpers We might want to use the backend pointer from DRM callbacks that get called within drm_universal_plane_init(), such as the .format_mod_supported callback. Move the assignment of the layer's backend pointer to right after the structure is allocated. Signed-off-by: Chen-Yu Tsai Signed-off-by: Maxime Ripard Link: https://patchwork.freedesktop.org/patch/msgid/20190125032314.20915-5-wens@csie.org --- diff --git a/drivers/gpu/drm/sun4i/sun4i_layer.c b/drivers/gpu/drm/sun4i/sun4i_layer.c index c5a999ca1d72..95d4aaa51a5c 100644 --- a/drivers/gpu/drm/sun4i/sun4i_layer.c +++ b/drivers/gpu/drm/sun4i/sun4i_layer.c @@ -182,6 +182,8 @@ static struct sun4i_layer *sun4i_layer_init_one(struct drm_device *drm, if (!layer) return ERR_PTR(-ENOMEM); + layer->backend = backend; + /* possible crtcs are set later */ ret = drm_universal_plane_init(drm, &layer->plane, 0, &sun4i_backend_layer_funcs, @@ -195,7 +197,6 @@ static struct sun4i_layer *sun4i_layer_init_one(struct drm_device *drm, drm_plane_helper_add(&layer->plane, &sun4i_backend_layer_helper_funcs); - layer->backend = backend; drm_plane_create_alpha_property(&layer->plane); drm_plane_create_zpos_property(&layer->plane, 0, 0,