1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
 4 * Author:Mark Yao <mark.yao@rock-chips.com>
 5 *
 6 * based on exynos_drm_drv.h
 7 */
 8
 9#ifndef _ROCKCHIP_DRM_DRV_H
10#define _ROCKCHIP_DRM_DRV_H
11
12#include <drm/drm_fb_helper.h>
13#include <drm/drm_atomic_helper.h>
14#include <drm/drm_gem.h>
15
16#include <linux/module.h>
17#include <linux/component.h>
18
19#define ROCKCHIP_MAX_FB_BUFFER	3
20#define ROCKCHIP_MAX_CONNECTOR	2
21#define ROCKCHIP_MAX_CRTC	2
22
23struct drm_device;
24struct drm_connector;
25struct iommu_domain;
26
27struct rockchip_crtc_state {
28	struct drm_crtc_state base;
29	int output_type;
30	int output_mode;
31	int output_bpc;
32	int output_flags;
33};
34#define to_rockchip_crtc_state(s) \
35		container_of(s, struct rockchip_crtc_state, base)
36
37/*
38 * Rockchip drm private structure.
39 *
40 * @crtc: array of enabled CRTCs, used to map from "pipe" to drm_crtc.
41 * @num_pipe: number of pipes for this device.
42 * @mm_lock: protect drm_mm on multi-threads.
43 */
44struct rockchip_drm_private {
45	struct drm_fb_helper fbdev_helper;
46	struct drm_gem_object *fbdev_bo;
47	struct iommu_domain *domain;
48	struct mutex mm_lock;
49	struct drm_mm mm;
50	struct list_head psr_list;
51	struct mutex psr_list_lock;
52};
53
54int rockchip_drm_dma_attach_device(struct drm_device *drm_dev,
55				   struct device *dev);
56void rockchip_drm_dma_detach_device(struct drm_device *drm_dev,
57				    struct device *dev);
58int rockchip_drm_wait_vact_end(struct drm_crtc *crtc, unsigned int mstimeout);
59
60int rockchip_drm_endpoint_is_subdriver(struct device_node *ep);
61extern struct platform_driver cdn_dp_driver;
62extern struct platform_driver dw_hdmi_rockchip_pltfm_driver;
63extern struct platform_driver dw_mipi_dsi_rockchip_driver;
64extern struct platform_driver inno_hdmi_driver;
65extern struct platform_driver rockchip_dp_driver;
66extern struct platform_driver rockchip_lvds_driver;
67extern struct platform_driver vop_platform_driver;
68extern struct platform_driver rk3066_hdmi_driver;
69#endif /* _ROCKCHIP_DRM_DRV_H_ */