1 /*
2  * Copyright (C) 2015 Free Electrons
3  * Copyright (C) 2015 NextThing Co
4  *
5  * Maxime Ripard <maxime.ripard@free-electrons.com>
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License as
9  * published by the Free Software Foundation; either version 2 of
10  * the License, or (at your option) any later version.
11  */
12 
13 #include <drm/drm_atomic_helper.h>
14 #include <drm/drm_fb_helper.h>
15 #include <drm/drm_fb_cma_helper.h>
16 #include <drm/drm_gem_framebuffer_helper.h>
17 #include <drm/drmP.h>
18 
19 #include "sun4i_drv.h"
20 #include "sun4i_framebuffer.h"
21 
22 static const struct drm_mode_config_funcs sun4i_de_mode_config_funcs = {
23 	.output_poll_changed	= drm_fb_helper_output_poll_changed,
24 	.atomic_check		= drm_atomic_helper_check,
25 	.atomic_commit		= drm_atomic_helper_commit,
26 	.fb_create		= drm_gem_fb_create,
27 };
28 
29 int sun4i_framebuffer_init(struct drm_device *drm)
30 {
31 	drm_mode_config_reset(drm);
32 
33 	drm->mode_config.max_width = 8192;
34 	drm->mode_config.max_height = 8192;
35 
36 	drm->mode_config.funcs = &sun4i_de_mode_config_funcs;
37 
38 	return drm_fb_cma_fbdev_init(drm, 32, 0);
39 }
40 
41 void sun4i_framebuffer_free(struct drm_device *drm)
42 {
43 	drm_fb_cma_fbdev_fini(drm);
44 }
45