From: Arvind Yadav Date: Mon, 3 Jul 2017 16:05:20 +0000 (+0530) Subject: drm/sun4i: constify drm_plane_helper_funcs X-Git-Tag: v4.14-rc1~8^2~15^2~7 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=934d1431929bb5ecde68fb38fe4b2a6f4ab0fba6;p=uclinux-h8%2Flinux.git drm/sun4i: constify drm_plane_helper_funcs drm_plane_helper_funcs are not supposed to change at runtime. All functions working with drm_plane_helper_funcs provided by work with const drm_plane_helper_funcs. So mark the non-const structs as const. File size before: text data bss dec hex filename 981 40 0 1021 3fd drivers/gpu/drm/sun4i/sun4i_layer.o File size After adding 'const': text data bss dec hex filename 1021 0 0 1021 3fd drivers/gpu/drm/sun4i/sun4i_layer.o Signed-off-by: Arvind Yadav Signed-off-by: Maxime Ripard --- diff --git a/drivers/gpu/drm/sun4i/sun4i_layer.c b/drivers/gpu/drm/sun4i/sun4i_layer.c index ead4f9d4c1ee..6a887ac28aae 100644 --- a/drivers/gpu/drm/sun4i/sun4i_layer.c +++ b/drivers/gpu/drm/sun4i/sun4i_layer.c @@ -52,7 +52,7 @@ static void sun4i_backend_layer_atomic_update(struct drm_plane *plane, sun4i_backend_layer_enable(backend, layer->id, true); } -static struct drm_plane_helper_funcs sun4i_backend_layer_helper_funcs = { +static const struct drm_plane_helper_funcs sun4i_backend_layer_helper_funcs = { .atomic_check = sun4i_backend_layer_atomic_check, .atomic_disable = sun4i_backend_layer_atomic_disable, .atomic_update = sun4i_backend_layer_atomic_update,