LXR linux/include/media/davinci/dm644x

   1/*
   2 * Copyright (C) 2006-2009 Texas Instruments 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 as published by
   6 * the Free Software Foundation; either version 2 of the License, or
   7 * (at your option) any later version.
   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 * You should have received a copy of the GNU General Public License
  15 * along with this program; if not, write to the Free Software
  16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17 */
  18#ifndef _DM644X_CCDC_H
  19#define _DM644X_CCDC_H
  20#include <media/davinci/ccdc_types.h>
  21#include <media/davinci/vpfe_types.h>
  22
  23/* enum for No of pixel per line to be avg. in Black Clamping*/
  24enum ccdc_sample_length {
  25        CCDC_SAMPLE_1PIXELS,
  26        CCDC_SAMPLE_2PIXELS,
  27        CCDC_SAMPLE_4PIXELS,
  28        CCDC_SAMPLE_8PIXELS,
  29        CCDC_SAMPLE_16PIXELS
  30};
  31
  32/* enum for No of lines in Black Clamping */
  33enum ccdc_sample_line {
  34        CCDC_SAMPLE_1LINES,
  35        CCDC_SAMPLE_2LINES,
  36        CCDC_SAMPLE_4LINES,
  37        CCDC_SAMPLE_8LINES,
  38        CCDC_SAMPLE_16LINES
  39};
  40
  41/* enum for Alaw gama width */
  42enum ccdc_gama_width {
  43        CCDC_GAMMA_BITS_15_6,
  44        CCDC_GAMMA_BITS_14_5,
  45        CCDC_GAMMA_BITS_13_4,
  46        CCDC_GAMMA_BITS_12_3,
  47        CCDC_GAMMA_BITS_11_2,
  48        CCDC_GAMMA_BITS_10_1,
  49        CCDC_GAMMA_BITS_09_0
  50};
  51
  52enum ccdc_data_size {
  53        CCDC_DATA_16BITS,
  54        CCDC_DATA_15BITS,
  55        CCDC_DATA_14BITS,
  56        CCDC_DATA_13BITS,
  57        CCDC_DATA_12BITS,
  58        CCDC_DATA_11BITS,
  59        CCDC_DATA_10BITS,
  60        CCDC_DATA_8BITS
  61};
  62
  63/* structure for ALaw */
  64struct ccdc_a_law {
  65        /* Enable/disable A-Law */
  66        unsigned char enable;
  67        /* Gama Width Input */
  68        enum ccdc_gama_width gama_wd;
  69};
  70
  71/* structure for Black Clamping */
  72struct ccdc_black_clamp {
  73        unsigned char enable;
  74        /* only if bClampEnable is TRUE */
  75        enum ccdc_sample_length sample_pixel;
  76        /* only if bClampEnable is TRUE */
  77        enum ccdc_sample_line sample_ln;
  78        /* only if bClampEnable is TRUE */
  79        unsigned short start_pixel;
  80        /* only if bClampEnable is TRUE */
  81        unsigned short sgain;
  82        /* only if bClampEnable is FALSE */
  83        unsigned short dc_sub;
  84};
  85
  86/* structure for Black Level Compensation */
  87struct ccdc_black_compensation {
  88        /* Constant value to subtract from Red component */
  89        char r;
  90        /* Constant value to subtract from Gr component */
  91        char gr;
  92        /* Constant value to subtract from Blue component */
  93        char b;
  94        /* Constant value to subtract from Gb component */
  95        char gb;
  96};
  97
  98/* structure for fault pixel correction */
  99struct ccdc_fault_pixel {
 100        /* Enable or Disable fault pixel correction */
 101        unsigned char enable;
 102        /* Number of fault pixel */
 103        unsigned short fp_num;
 104        /* Address of fault pixel table */
 105        unsigned int fpc_table_addr;
 106};
 107
 108/* Structure for CCDC configuration parameters for raw capture mode passed
 109 * by application
 110 */
 111struct ccdc_config_params_raw {
 112        /* data size value from 8 to 16 bits */
 113        enum ccdc_data_size data_sz;
 114        /* Structure for Optional A-Law */
 115        struct ccdc_a_law alaw;
 116        /* Structure for Optical Black Clamp */
 117        struct ccdc_black_clamp blk_clamp;
 118        /* Structure for Black Compensation */
 119        struct ccdc_black_compensation blk_comp;
 120        /* Structure for Fault Pixel Module Configuration */
 121        struct ccdc_fault_pixel fault_pxl;
 122};
 123
 124
 125#ifdef __KERNEL__
 126#include <linux/io.h>
 127/* Define to enable/disable video port */
 128#define FP_NUM_BYTES            4
 129/* Define for extra pixel/line and extra lines/frame */
 130#define NUM_EXTRAPIXELS         8
 131#define NUM_EXTRALINES          8
 132
 133/* settings for commonly used video formats */
 134#define CCDC_WIN_PAL     {0, 0, 720, 576}
 135/* ntsc square pixel */
 136#define CCDC_WIN_VGA    {0, 0, (640 + NUM_EXTRAPIXELS), (480 + NUM_EXTRALINES)}
 137
 138/* Structure for CCDC configuration parameters for raw capture mode */
 139struct ccdc_params_raw {
 140        /* pixel format */
 141        enum ccdc_pixfmt pix_fmt;
 142        /* progressive or interlaced frame */
 143        enum ccdc_frmfmt frm_fmt;
 144        /* video window */
 145        struct v4l2_rect win;
 146        /* field id polarity */
 147        enum vpfe_pin_pol fid_pol;
 148        /* vertical sync polarity */
 149        enum vpfe_pin_pol vd_pol;
 150        /* horizontal sync polarity */
 151        enum vpfe_pin_pol hd_pol;
 152        /* interleaved or separated fields */
 153        enum ccdc_buftype buf_type;
 154        /*
 155         * enable to store the image in inverse
 156         * order in memory(bottom to top)
 157         */
 158        unsigned char image_invert_enable;
 159        /* configurable paramaters */
 160        struct ccdc_config_params_raw config_params;
 161};
 162
 163struct ccdc_params_ycbcr {
 164        /* pixel format */
 165        enum ccdc_pixfmt pix_fmt;
 166        /* progressive or interlaced frame */
 167        enum ccdc_frmfmt frm_fmt;
 168        /* video window */
 169        struct v4l2_rect win;
 170        /* field id polarity */
 171        enum vpfe_pin_pol fid_pol;
 172        /* vertical sync polarity */
 173        enum vpfe_pin_pol vd_pol;
 174        /* horizontal sync polarity */
 175        enum vpfe_pin_pol hd_pol;
 176        /* enable BT.656 embedded sync mode */
 177        int bt656_enable;
 178        /* cb:y:cr:y or y:cb:y:cr in memory */
 179        enum ccdc_pixorder pix_order;
 180        /* interleaved or separated fields  */
 181        enum ccdc_buftype buf_type;
 182};
 183#endif
 184#endif                          /* _DM644X_CCDC_H */
 185