1/*
 2 * Copyright (c) 2015 MediaTek Inc.
 3 *
 4 * This program is free software; you can redistribute it and/or modify
 5 * it under the terms of the GNU General Public License version 2 as
 6 * published by the Free Software Foundation.
 7 *
 8 * This program is distributed in the hope that it will be useful,
 9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11 * GNU General Public License for more details.
12 */
13
14#ifndef MTK_DRM_DRV_H
15#define MTK_DRM_DRV_H
16
17#include <linux/io.h>
18#include "mtk_drm_ddp_comp.h"
19
20#define MAX_CRTC	2
21#define MAX_CONNECTOR	2
22
23struct device;
24struct device_node;
25struct drm_crtc;
26struct drm_device;
27struct drm_fb_helper;
28struct drm_property;
29struct regmap;
30
31struct mtk_mmsys_driver_data {
32	const enum mtk_ddp_comp_id *main_path;
33	unsigned int main_len;
34	const enum mtk_ddp_comp_id *ext_path;
35	unsigned int ext_len;
36	bool shadow_register;
37};
38
39struct mtk_drm_private {
40	struct drm_device *drm;
41	struct device *dma_dev;
42
43	unsigned int num_pipes;
44
45	struct device_node *mutex_node;
46	struct device *mutex_dev;
47	void __iomem *config_regs;
48	struct device_node *comp_node[DDP_COMPONENT_ID_MAX];
49	struct mtk_ddp_comp *ddp_comp[DDP_COMPONENT_ID_MAX];
50	const struct mtk_mmsys_driver_data *data;
51
52	struct {
53		struct drm_atomic_state *state;
54		struct work_struct work;
55		struct mutex lock;
56	} commit;
57
58	struct drm_atomic_state *suspend_state;
59};
60
61extern struct platform_driver mtk_ddp_driver;
62extern struct platform_driver mtk_disp_color_driver;
63extern struct platform_driver mtk_disp_ovl_driver;
64extern struct platform_driver mtk_disp_rdma_driver;
65extern struct platform_driver mtk_dpi_driver;
66extern struct platform_driver mtk_dsi_driver;
67extern struct platform_driver mtk_mipi_tx_driver;
68
69#endif /* MTK_DRM_DRV_H */