tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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 3
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 const enum mtk_ddp_comp_id *third_path;
37 unsigned int third_len;
38
39 bool shadow_register;
40};
41
42struct mtk_drm_private {
43 struct drm_device *drm;
44 struct device *dma_dev;
45
46 unsigned int num_pipes;
47
48 struct device_node *mutex_node;
49 struct device *mutex_dev;
50 void __iomem *config_regs;
51 struct device_node *comp_node[DDP_COMPONENT_ID_MAX];
52 struct mtk_ddp_comp *ddp_comp[DDP_COMPONENT_ID_MAX];
53 const struct mtk_mmsys_driver_data *data;
54
55 struct {
56 struct drm_atomic_state *state;
57 struct work_struct work;
58 struct mutex lock;
59 } commit;
60
61 struct drm_atomic_state *suspend_state;
62};
63
64extern struct platform_driver mtk_ddp_driver;
65extern struct platform_driver mtk_disp_color_driver;
66extern struct platform_driver mtk_disp_ovl_driver;
67extern struct platform_driver mtk_disp_rdma_driver;
68extern struct platform_driver mtk_dpi_driver;
69extern struct platform_driver mtk_dsi_driver;
70extern struct platform_driver mtk_mipi_tx_driver;
71
72#endif /* MTK_DRM_DRV_H */