text: /* Copyright(c) 2011 Samsung Electronics Co, Ltd.
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 2 as
   * published by the Free Software Foundation.
   *
   * Alternatively, Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
  */
  
  #ifndef _S5P_FIMC_H_
  #define _S5P_FIMC_H_
  
  #include "videodev2.h"
  #include "SecBuffer.h"
  
  /*
   * G E N E R A L S
   *
  */
  
  /*
   * P I X E L   F O R M A T   G U I D E
   *
   * The 'x' means 'DO NOT CARE'
   * The '*' means 'FIMC SPECIFIC'
   * For some fimc formats, we couldn't find equivalent format in the V4L2 FOURCC.
   *
   * FIMC TYPE    PLANES  ORDER       V4L2_PIX_FMT
   * ---------------------------------------------------------
   * RGB565   x   x       V4L2_PIX_FMT_RGB565
   * RGB888   x   x       V4L2_PIX_FMT_RGB24
   * YUV420   2   LSB_CBCR    V4L2_PIX_FMT_NV12
   * YUV420   2   LSB_CRCB    V4L2_PIX_FMT_NV21
   * YUV420   2   MSB_CBCR    V4L2_PIX_FMT_NV21X*
   * YUV420   2   MSB_CRCB    V4L2_PIX_FMT_NV12X*
   * YUV420   3   x       V4L2_PIX_FMT_YUV420
   * YUV422   1   YCBYCR      V4L2_PIX_FMT_YUYV
   * YUV422   1   YCRYCB      V4L2_PIX_FMT_YVYU
   * YUV422   1   CBYCRY      V4L2_PIX_FMT_UYVY
   * YUV422   1   CRYCBY      V4L2_PIX_FMT_VYUY*
   * YUV422   2   LSB_CBCR    V4L2_PIX_FMT_NV16*
   * YUV422   2   LSB_CRCB    V4L2_PIX_FMT_NV61*
   * YUV422   2   MSB_CBCR    V4L2_PIX_FMT_NV16X*
   * YUV422   2   MSB_CRCB    V4L2_PIX_FMT_NV61X*
   * YUV422   3   x       V4L2_PIX_FMT_YUV422P
   *
  */
  
  /*
   * V 4 L 2   F I M C   E X T E N S I O N S
   *
  */
  #define V4L2_PIX_FMT_YVYU       v4l2_fourcc('Y', 'V', 'Y', 'U')
  
  /* FOURCC for FIMC specific */
  #define V4L2_PIX_FMT_NV12X      v4l2_fourcc('N', '1', '2', 'X')
  #define V4L2_PIX_FMT_NV21X      v4l2_fourcc('N', '2', '1', 'X')
  #define V4L2_PIX_FMT_VYUY       v4l2_fourcc('V', 'Y', 'U', 'Y')
  #define V4L2_PIX_FMT_NV16       v4l2_fourcc('N', 'V', '1', '6')
  #define V4L2_PIX_FMT_NV61       v4l2_fourcc('N', 'V', '6', '1')
  #define V4L2_PIX_FMT_NV16X      v4l2_fourcc('N', '1', '6', 'X')
  #define V4L2_PIX_FMT_NV61X      v4l2_fourcc('N', '6', '1', 'X')
  
  #define V4L2_PIX_FMT_NV12T      v4l2_fourcc('T', 'V', '1', '2') /* 12  Y/CbCr 4:2:0 64x32 macroblocks */
  
  /* CID extensions */
  #define V4L2_CID_ROTATION       (V4L2_CID_PRIVATE_BASE + 0)
  #define V4L2_CID_OVLY_MODE              (V4L2_CID_PRIVATE_BASE + 9)
  #define V4L2_CID_DST_INFO       (V4L2_CID_PRIVATE_BASE + 10)
  #define V4L2_CID_GET_PHY_SRC_YADDR  (V4L2_CID_PRIVATE_BASE + 12)
  #define V4L2_CID_GET_PHY_SRC_CADDR  (V4L2_CID_PRIVATE_BASE + 13)
  #define V4L2_CID_RESERVED_MEM_BASE_ADDR (V4L2_CID_PRIVATE_BASE + 20)
  #define V4L2_CID_FIMC_VERSION       (V4L2_CID_PRIVATE_BASE + 21)
  
  /*
   * U S E R   D E F I N E D   T Y P E S
   *
  */
  #define FIMC1_RESERVED_SIZE 32768
  
  enum fimc_overlay_mode {
      FIMC_OVLY_NOT_FIXED       = 0x0,    /* Overlay mode isn't fixed. */
      FIMC_OVLY_FIFO            = 0x1,    /* Non-destructive Overlay with FIFO */
      FIMC_OVLY_DMA_AUTO        = 0x2,    /* Non-destructive Overlay with DMA */
      FIMC_OVLY_DMA_MANUAL      = 0x3,    /* Non-destructive Overlay with DMA */
      FIMC_OVLY_NONE_SINGLE_BUF = 0x4,    /* Destructive Overlay with DMA single destination buffer */
      FIMC_OVLY_NONE_MULTI_BUF  = 0x5,    /* Destructive Overlay with DMA multiple dstination buffer */
  };
  
  typedef unsigned int dma_addr_t;
  
  struct fimc_buf {
      dma_addr_t  base[3];
      size_t      size[3];
      int         planes;
  };
  
  struct fimc_buffer {
      void    *virt_addr;
      void    *phys_addr;
      size_t  length;
  };
  
  struct yuv_fmt_list {
      const char      *name;
      const char      *desc;
      unsigned int    fmt;
      int             bpp;
      int             planes;
  };
  
  struct img_offset {
      int y_h;
      int y_v;
      int cb_h;
      int cb_v;
      int cr_h;
      int cr_v;
  };
  
  //------------ STRUCT ---------------------------------------------------------//
  
  typedef struct
  {
      unsigned int full_width;            // Source Image Full Width (Virtual screen size)
      unsigned int full_height;           // Source Image Full Height (Virtual screen size)
      unsigned int start_x;               // Source Image Start width offset
      unsigned int start_y;               // Source Image Start height offset
      unsigned int width;                 // Source Image Width
      unsigned int height;                // Source Image Height
      unsigned int buf_addr_phy_rgb_y;    // Base Address of the Source Image (RGB or Y): Physical Address
      unsigned int buf_addr_phy_cb;       // Base Address of the Source Image (CB Component) : Physical Address
      unsigned int buf_addr_phy_cr;       // Base Address of the Source Image (CR Component) : Physical Address
      unsigned int color_space;           // Color Space of the Source Image
      unsigned int planes;                // number of planes for the Image
  } s5p_fimc_img_info;
  
  typedef struct
  {
      s5p_fimc_img_info   src;
      s5p_fimc_img_info   dst;
  } s5p_fimc_params_t;
  
  typedef struct _s5p_fimc_t {
      int                 dev_fd;
      struct fimc_buffer  out_buf;
  
      s5p_fimc_params_t   params;
  
      int                 use_ext_out_mem;
      unsigned int        hw_ver;
  } s5p_fimc_t;
  
  #endif
  