1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Copyright (c) 2015 MediaTek Inc.
 4 */
 5
 6#ifndef MTK_DRM_DRV_H
 7#define MTK_DRM_DRV_H
 8
 9#include <linux/io.h>
10#include "mtk_drm_ddp_comp.h"
11
12#define MAX_CRTC	3
13#define MAX_CONNECTOR	2
14
15struct device;
16struct device_node;
17struct drm_crtc;
18struct drm_device;
19struct drm_fb_helper;
20struct drm_property;
21struct regmap;
22
23struct mtk_mmsys_driver_data {
24	const enum mtk_ddp_comp_id *main_path;
25	unsigned int main_len;
26	const enum mtk_ddp_comp_id *ext_path;
27	unsigned int ext_len;
28	const enum mtk_ddp_comp_id *third_path;
29	unsigned int third_len;
30
31	bool shadow_register;
32};
33
34struct mtk_drm_private {
35	struct drm_device *drm;
36	struct device *dma_dev;
37
38	unsigned int num_pipes;
39
40	struct device_node *mutex_node;
41	struct device *mutex_dev;
42	void __iomem *config_regs;
43	struct device_node *comp_node[DDP_COMPONENT_ID_MAX];
44	struct mtk_ddp_comp *ddp_comp[DDP_COMPONENT_ID_MAX];
45	const struct mtk_mmsys_driver_data *data;
46
47	struct {
48		struct drm_atomic_state *state;
49		struct work_struct work;
50		struct mutex lock;
51	} commit;
52
53	struct drm_atomic_state *suspend_state;
54
55	bool dma_parms_allocated;
56};
57
58extern struct platform_driver mtk_ddp_driver;
59extern struct platform_driver mtk_disp_color_driver;
60extern struct platform_driver mtk_disp_ovl_driver;
61extern struct platform_driver mtk_disp_rdma_driver;
62extern struct platform_driver mtk_dpi_driver;
63extern struct platform_driver mtk_dsi_driver;
64extern struct platform_driver mtk_mipi_tx_driver;
65
66#endif /* MTK_DRM_DRV_H */