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2048e328 MY |
1 | /* |
2 | * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd | |
3 | * Author:Mark Yao <mark.yao@rock-chips.com> | |
4 | * | |
5 | * based on exynos_drm_drv.h | |
6 | * | |
7 | * This software is licensed under the terms of the GNU General Public | |
8 | * License version 2, as published by the Free Software Foundation, and | |
9 | * may be copied, distributed, and modified under those terms. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | */ | |
16 | ||
17 | #ifndef _ROCKCHIP_DRM_DRV_H | |
18 | #define _ROCKCHIP_DRM_DRV_H | |
19 | ||
20 | #include <drm/drm_fb_helper.h> | |
63ebb9fa | 21 | #include <drm/drm_atomic_helper.h> |
2048e328 MY |
22 | #include <drm/drm_gem.h> |
23 | ||
24 | #include <linux/module.h> | |
25 | #include <linux/component.h> | |
26 | ||
27 | #define ROCKCHIP_MAX_FB_BUFFER 3 | |
28 | #define ROCKCHIP_MAX_CONNECTOR 2 | |
29 | #define ROCKCHIP_MAX_CRTC 2 | |
30 | ||
31 | struct drm_device; | |
32 | struct drm_connector; | |
33 | ||
34 | /* | |
35 | * Rockchip drm private crtc funcs. | |
36 | * @enable_vblank: enable crtc vblank irq. | |
37 | * @disable_vblank: disable crtc vblank irq. | |
38 | */ | |
39 | struct rockchip_crtc_funcs { | |
40 | int (*enable_vblank)(struct drm_crtc *crtc); | |
41 | void (*disable_vblank)(struct drm_crtc *crtc); | |
63ebb9fa | 42 | void (*wait_for_update)(struct drm_crtc *crtc); |
2048e328 MY |
43 | }; |
44 | ||
4e257d9e MY |
45 | struct rockchip_crtc_state { |
46 | struct drm_crtc_state base; | |
47 | int output_type; | |
48 | int output_mode; | |
49 | }; | |
50 | #define to_rockchip_crtc_state(s) \ | |
51 | container_of(s, struct rockchip_crtc_state, base) | |
52 | ||
2048e328 MY |
53 | /* |
54 | * Rockchip drm private structure. | |
55 | * | |
56 | * @crtc: array of enabled CRTCs, used to map from "pipe" to drm_crtc. | |
57 | * @num_pipe: number of pipes for this device. | |
58 | */ | |
59 | struct rockchip_drm_private { | |
60 | struct drm_fb_helper fbdev_helper; | |
61 | struct drm_gem_object *fbdev_bo; | |
62 | const struct rockchip_crtc_funcs *crtc_funcs[ROCKCHIP_MAX_CRTC]; | |
5a587383 | 63 | struct drm_atomic_state *state; |
2048e328 MY |
64 | }; |
65 | ||
b5f7b755 MY |
66 | int rockchip_register_crtc_funcs(struct drm_crtc *crtc, |
67 | const struct rockchip_crtc_funcs *crtc_funcs); | |
68 | void rockchip_unregister_crtc_funcs(struct drm_crtc *crtc); | |
2048e328 MY |
69 | int rockchip_drm_dma_attach_device(struct drm_device *drm_dev, |
70 | struct device *dev); | |
71 | void rockchip_drm_dma_detach_device(struct drm_device *drm_dev, | |
72 | struct device *dev); | |
2048e328 | 73 | #endif /* _ROCKCHIP_DRM_DRV_H_ */ |