197 lines
5.3 KiB
C
197 lines
5.3 KiB
C
/*
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* Copyright (C) 2006-2009 Texas Instruments Inc
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _DM644X_CCDC_H
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#define _DM644X_CCDC_H
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#include <media/davinci/ccdc_types.h>
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#include <media/davinci/vpfe_types.h>
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/* enum for No of pixel per line to be avg. in Black Clamping*/
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enum ccdc_sample_length {
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CCDC_SAMPLE_1PIXELS,
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CCDC_SAMPLE_2PIXELS,
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CCDC_SAMPLE_4PIXELS,
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CCDC_SAMPLE_8PIXELS,
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CCDC_SAMPLE_16PIXELS
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};
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/* enum for No of lines in Black Clamping */
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enum ccdc_sample_line {
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CCDC_SAMPLE_1LINES,
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CCDC_SAMPLE_2LINES,
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CCDC_SAMPLE_4LINES,
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CCDC_SAMPLE_8LINES,
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CCDC_SAMPLE_16LINES
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};
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/* enum for Alaw gamma width */
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enum ccdc_gamma_width {
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CCDC_GAMMA_BITS_15_6, /* use bits 15-6 for gamma */
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CCDC_GAMMA_BITS_14_5,
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CCDC_GAMMA_BITS_13_4,
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CCDC_GAMMA_BITS_12_3,
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CCDC_GAMMA_BITS_11_2,
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CCDC_GAMMA_BITS_10_1,
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CCDC_GAMMA_BITS_09_0 /* use bits 9-0 for gamma */
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};
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/* returns the highest bit used for the gamma */
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static inline u8 ccdc_gamma_width_max_bit(enum ccdc_gamma_width width)
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{
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return 15 - width;
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}
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enum ccdc_data_size {
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CCDC_DATA_16BITS,
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CCDC_DATA_15BITS,
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CCDC_DATA_14BITS,
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CCDC_DATA_13BITS,
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CCDC_DATA_12BITS,
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CCDC_DATA_11BITS,
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CCDC_DATA_10BITS,
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CCDC_DATA_8BITS
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};
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/* returns the highest bit used for this data size */
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static inline u8 ccdc_data_size_max_bit(enum ccdc_data_size sz)
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{
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return sz == CCDC_DATA_8BITS ? 7 : 15 - sz;
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}
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/* structure for ALaw */
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struct ccdc_a_law {
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/* Enable/disable A-Law */
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unsigned char enable;
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/* Gamma Width Input */
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enum ccdc_gamma_width gamma_wd;
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};
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/* structure for Black Clamping */
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struct ccdc_black_clamp {
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unsigned char enable;
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/* only if bClampEnable is TRUE */
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enum ccdc_sample_length sample_pixel;
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/* only if bClampEnable is TRUE */
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enum ccdc_sample_line sample_ln;
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/* only if bClampEnable is TRUE */
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unsigned short start_pixel;
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/* only if bClampEnable is TRUE */
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unsigned short sgain;
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/* only if bClampEnable is FALSE */
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unsigned short dc_sub;
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};
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/* structure for Black Level Compensation */
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struct ccdc_black_compensation {
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/* Constant value to subtract from Red component */
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char r;
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/* Constant value to subtract from Gr component */
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char gr;
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/* Constant value to subtract from Blue component */
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char b;
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/* Constant value to subtract from Gb component */
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char gb;
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};
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/* structure for fault pixel correction */
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struct ccdc_fault_pixel {
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/* Enable or Disable fault pixel correction */
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unsigned char enable;
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/* Number of fault pixel */
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unsigned short fp_num;
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/* Address of fault pixel table */
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unsigned long fpc_table_addr;
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};
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/* Structure for CCDC configuration parameters for raw capture mode passed
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* by application
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*/
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struct ccdc_config_params_raw {
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/* data size value from 8 to 16 bits */
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enum ccdc_data_size data_sz;
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/* Structure for Optional A-Law */
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struct ccdc_a_law alaw;
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/* Structure for Optical Black Clamp */
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struct ccdc_black_clamp blk_clamp;
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/* Structure for Black Compensation */
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struct ccdc_black_compensation blk_comp;
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/* Structure for Fault Pixel Module Configuration */
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struct ccdc_fault_pixel fault_pxl;
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};
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#ifdef __KERNEL__
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#include <linux/io.h>
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/* Define to enable/disable video port */
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#define FP_NUM_BYTES 4
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/* Define for extra pixel/line and extra lines/frame */
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#define NUM_EXTRAPIXELS 8
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#define NUM_EXTRALINES 8
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/* settings for commonly used video formats */
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#define CCDC_WIN_PAL {0, 0, 720, 576}
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/* ntsc square pixel */
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#define CCDC_WIN_VGA {0, 0, (640 + NUM_EXTRAPIXELS), (480 + NUM_EXTRALINES)}
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/* Structure for CCDC configuration parameters for raw capture mode */
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struct ccdc_params_raw {
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/* pixel format */
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enum ccdc_pixfmt pix_fmt;
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/* progressive or interlaced frame */
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enum ccdc_frmfmt frm_fmt;
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/* video window */
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struct v4l2_rect win;
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/* field id polarity */
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enum vpfe_pin_pol fid_pol;
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/* vertical sync polarity */
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enum vpfe_pin_pol vd_pol;
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/* horizontal sync polarity */
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enum vpfe_pin_pol hd_pol;
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/* interleaved or separated fields */
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enum ccdc_buftype buf_type;
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/*
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* enable to store the image in inverse
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* order in memory(bottom to top)
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*/
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unsigned char image_invert_enable;
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/* configurable paramaters */
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struct ccdc_config_params_raw config_params;
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};
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struct ccdc_params_ycbcr {
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/* pixel format */
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enum ccdc_pixfmt pix_fmt;
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/* progressive or interlaced frame */
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enum ccdc_frmfmt frm_fmt;
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/* video window */
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struct v4l2_rect win;
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/* field id polarity */
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enum vpfe_pin_pol fid_pol;
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/* vertical sync polarity */
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enum vpfe_pin_pol vd_pol;
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/* horizontal sync polarity */
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enum vpfe_pin_pol hd_pol;
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/* enable BT.656 embedded sync mode */
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int bt656_enable;
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/* cb:y:cr:y or y:cb:y:cr in memory */
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enum ccdc_pixorder pix_order;
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/* interleaved or separated fields */
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enum ccdc_buftype buf_type;
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};
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#endif
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#endif /* _DM644X_CCDC_H */
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