drivers/gpu/drm/mediatek/mtk_drm_plane.h

   1 /*
   2  * Copyright (c) 2015 MediaTek Inc.
   3  * Author: CK Hu <ck.hu@mediatek.com>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  */
  14
  15 #ifndef _MTK_DRM_PLANE_H_
  16 #define _MTK_DRM_PLANE_H_
  17
  18 #include <drm/drm_crtc.h>
  19 #include <linux/types.h>
  20
  21 struct mtk_plane_pending_state {
  22         bool                            config;
  23         bool                            enable;
  24         dma_addr_t                      addr;
  25         unsigned int                    pitch;
  26         unsigned int                    format;
  27         unsigned int                    x;
  28         unsigned int                    y;
  29         unsigned int                    width;
  30         unsigned int                    height;
  31         bool                            dirty;
  32 };
  33
  34 struct mtk_plane_state {
  35         struct drm_plane_state          base;
  36         struct mtk_plane_pending_state  pending;
  37 };
  38
  39 static inline struct mtk_plane_state *
  40 to_mtk_plane_state(struct drm_plane_state *state)
  41 {
  42         return container_of(state, struct mtk_plane_state, base);
  43 }
  44
  45 int mtk_plane_init(struct drm_device *dev, struct drm_plane *plane,
  46                    unsigned long possible_crtcs, enum drm_plane_type type);
  47
  48 #endif