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_atomic_helper.h> |
13 | #include <drm/drm_gem.h> |
14 | |
15 | #include <linux/i2c.h> |
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 4 |
22 | |
23 | /* |
24 | * display output interface supported by rockchip lcdc |
25 | */ |
26 | #define ROCKCHIP_OUT_MODE_P888 0 |
27 | #define ROCKCHIP_OUT_MODE_BT1120 0 |
28 | #define ROCKCHIP_OUT_MODE_P666 1 |
29 | #define ROCKCHIP_OUT_MODE_P565 2 |
30 | #define ROCKCHIP_OUT_MODE_BT656 5 |
31 | #define ROCKCHIP_OUT_MODE_S888 8 |
32 | #define ROCKCHIP_OUT_MODE_S888_DUMMY 12 |
33 | #define ROCKCHIP_OUT_MODE_YUV420 14 |
34 | /* for use special outface */ |
35 | #define ROCKCHIP_OUT_MODE_AAAA 15 |
36 | |
37 | /* output flags */ |
38 | #define ROCKCHIP_OUTPUT_DSI_DUAL BIT(0) |
39 | |
40 | struct drm_device; |
41 | struct drm_connector; |
42 | struct iommu_domain; |
43 | |
44 | struct rockchip_crtc_state { |
45 | struct drm_crtc_state base; |
46 | int output_type; |
47 | int output_mode; |
48 | int output_bpc; |
49 | int output_flags; |
50 | bool enable_afbc; |
51 | bool yuv_overlay; |
52 | u32 bus_format; |
53 | u32 bus_flags; |
54 | int color_space; |
55 | }; |
56 | #define to_rockchip_crtc_state(s) \ |
57 | container_of(s, struct rockchip_crtc_state, base) |
58 | |
59 | /* |
60 | * Rockchip drm private structure. |
61 | * |
62 | * @crtc: array of enabled CRTCs, used to map from "pipe" to drm_crtc. |
63 | * @num_pipe: number of pipes for this device. |
64 | * @mm_lock: protect drm_mm on multi-threads. |
65 | */ |
66 | struct rockchip_drm_private { |
67 | struct iommu_domain *domain; |
68 | struct device *iommu_dev; |
69 | struct mutex mm_lock; |
70 | struct drm_mm mm; |
71 | }; |
72 | |
73 | struct rockchip_encoder { |
74 | int crtc_endpoint_id; |
75 | struct drm_encoder encoder; |
76 | }; |
77 | |
78 | int rockchip_drm_dma_attach_device(struct drm_device *drm_dev, |
79 | struct device *dev); |
80 | void rockchip_drm_dma_detach_device(struct drm_device *drm_dev, |
81 | struct device *dev); |
82 | void rockchip_drm_dma_init_device(struct drm_device *drm_dev, |
83 | struct device *dev); |
84 | int rockchip_drm_wait_vact_end(struct drm_crtc *crtc, unsigned int mstimeout); |
85 | int rockchip_drm_encoder_set_crtc_endpoint_id(struct rockchip_encoder *rencoder, |
86 | struct device_node *np, int port, int reg); |
87 | int rockchip_drm_endpoint_is_subdriver(struct device_node *ep); |
88 | extern struct platform_driver cdn_dp_driver; |
89 | extern struct platform_driver dw_hdmi_rockchip_pltfm_driver; |
90 | extern struct platform_driver dw_mipi_dsi_rockchip_driver; |
91 | extern struct platform_driver inno_hdmi_driver; |
92 | extern struct platform_driver rockchip_dp_driver; |
93 | extern struct platform_driver rockchip_lvds_driver; |
94 | extern struct platform_driver vop_platform_driver; |
95 | extern struct platform_driver rk3066_hdmi_driver; |
96 | extern struct platform_driver vop2_platform_driver; |
97 | |
98 | static inline struct rockchip_encoder *to_rockchip_encoder(struct drm_encoder *encoder) |
99 | { |
100 | return container_of(encoder, struct rockchip_encoder, encoder); |
101 | } |
102 | |
103 | #endif /* _ROCKCHIP_DRM_DRV_H_ */ |
104 | |