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>
21#include <drm/drm_atomic_helper.h>
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
31struct drm_device;
32struct drm_connector;
33struct iommu_domain;
34
35struct rockchip_crtc_state {
36	struct drm_crtc_state base;
37	int output_type;
38	int output_mode;
39};
40#define to_rockchip_crtc_state(s) \
41		container_of(s, struct rockchip_crtc_state, base)
42
43/*
44 * Rockchip drm private structure.
45 *
46 * @crtc: array of enabled CRTCs, used to map from "pipe" to drm_crtc.
47 * @num_pipe: number of pipes for this device.
48 * @mm_lock: protect drm_mm on multi-threads.
49 */
50struct rockchip_drm_private {
51	struct drm_fb_helper fbdev_helper;
52	struct drm_gem_object *fbdev_bo;
53	struct drm_atomic_state *state;
54	struct iommu_domain *domain;
55	struct mutex mm_lock;
56	struct drm_mm mm;
57	struct list_head psr_list;
58	struct mutex psr_list_lock;
59};
60
61int rockchip_drm_dma_attach_device(struct drm_device *drm_dev,
62				   struct device *dev);
63void rockchip_drm_dma_detach_device(struct drm_device *drm_dev,
64				    struct device *dev);
65int rockchip_drm_wait_vact_end(struct drm_crtc *crtc, unsigned int mstimeout);
66
67extern struct platform_driver cdn_dp_driver;
68extern struct platform_driver dw_hdmi_rockchip_pltfm_driver;
69extern struct platform_driver dw_mipi_dsi_driver;
70extern struct platform_driver inno_hdmi_driver;
71extern struct platform_driver rockchip_dp_driver;
72extern struct platform_driver rockchip_lvds_driver;
73extern struct platform_driver vop_platform_driver;
74#endif /* _ROCKCHIP_DRM_DRV_H_ */