2 * Copyright (C) 2012 Avionic Design GmbH
3 * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
12 static void tegra_drm_fb_output_poll_changed(struct drm_device *drm)
14 struct host1x *host1x = drm->dev_private;
16 drm_fbdev_cma_hotplug_event(host1x->fbdev);
19 static const struct drm_mode_config_funcs tegra_drm_mode_funcs = {
20 .fb_create = drm_fb_cma_create,
21 .output_poll_changed = tegra_drm_fb_output_poll_changed,
24 int tegra_drm_fb_init(struct drm_device *drm)
26 struct host1x *host1x = drm->dev_private;
27 struct drm_fbdev_cma *fbdev;
29 drm->mode_config.min_width = 0;
30 drm->mode_config.min_height = 0;
32 drm->mode_config.max_width = 4096;
33 drm->mode_config.max_height = 4096;
35 drm->mode_config.funcs = &tegra_drm_mode_funcs;
37 fbdev = drm_fbdev_cma_init(drm, 32, drm->mode_config.num_crtc,
38 drm->mode_config.num_connector);
40 return PTR_ERR(fbdev);
42 host1x->fbdev = fbdev;
47 void tegra_drm_fb_exit(struct drm_device *drm)
49 struct host1x *host1x = drm->dev_private;
51 drm_fbdev_cma_fini(host1x->fbdev);