drivers/gpu/drm/mediatek/mtk_drm_drv.h

   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        2
  21 #define MAX_CONNECTOR   2
  22
  23 struct device;
  24 struct device_node;
  25 struct drm_crtc;
  26 struct drm_device;
  27 struct drm_fb_helper;
  28 struct drm_property;
  29 struct regmap;
  30
  31 struct mtk_drm_private {
  32         struct drm_device *drm;
  33         struct device *dma_dev;
  34
  35         struct drm_crtc *crtc[MAX_CRTC];
  36         unsigned int num_pipes;
  37
  38         struct device_node *mutex_node;
  39         struct device *mutex_dev;
  40         void __iomem *config_regs;
  41         struct device_node *comp_node[DDP_COMPONENT_ID_MAX];
  42         struct mtk_ddp_comp *ddp_comp[DDP_COMPONENT_ID_MAX];
  43
  44         struct {
  45                 struct drm_atomic_state *state;
  46                 struct work_struct work;
  47                 struct mutex lock;
  48         } commit;
  49
  50         struct drm_atomic_state *suspend_state;
  51 };
  52
  53 extern struct platform_driver mtk_ddp_driver;
  54 extern struct platform_driver mtk_disp_ovl_driver;
  55 extern struct platform_driver mtk_disp_rdma_driver;
  56 extern struct platform_driver mtk_dpi_driver;
  57 extern struct platform_driver mtk_dsi_driver;
  58 extern struct platform_driver mtk_mipi_tx_driver;
  59
  60 #endif /* MTK_DRM_DRV_H */