render/allocator/drm_dumb: check modifier list

Check that the modifier list passed as input contains either
INVALID or LINEAR. We don't support others.
This commit is contained in:
Simon Ser 2022-10-01 17:47:56 +02:00 committed by Alexander Orzechowski
parent 5ef8a18a29
commit d81f68d2b4

View file

@ -17,6 +17,7 @@
#include <xf86drmMode.h>
#include "render/allocator/drm_dumb.h"
#include "render/drm_format_set.h"
#include "render/pixel_format.h"
static const struct wlr_buffer_impl buffer_impl;
@ -47,6 +48,13 @@ static void finish_buffer(struct wlr_drm_dumb_buffer *buf) {
static struct wlr_drm_dumb_buffer *create_buffer(
struct wlr_drm_dumb_allocator *alloc, int width, int height,
const struct wlr_drm_format *format) {
if (!wlr_drm_format_has(format, DRM_FORMAT_MOD_INVALID) &&
!wlr_drm_format_has(format, DRM_FORMAT_MOD_LINEAR)) {
wlr_log(WLR_ERROR, "DRM dumb allocator only supports INVALID and "
"LINEAR modifiers");
return NULL;
}
struct wlr_drm_dumb_buffer *buffer = calloc(1, sizeof(*buffer));
if (buffer == NULL) {
return NULL;