Edit File: dm644x_ccdc.h
/* * Copyright (C) 2006-2009 Texas Instruments Inc * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef _DM644X_CCDC_H #define _DM644X_CCDC_H #include <media/davinci/ccdc_types.h> #include <media/davinci/vpfe_types.h> /* enum for No of pixel per line to be avg. in Black Clamping*/ enum ccdc_sample_length { CCDC_SAMPLE_1PIXELS, CCDC_SAMPLE_2PIXELS, CCDC_SAMPLE_4PIXELS, CCDC_SAMPLE_8PIXELS, CCDC_SAMPLE_16PIXELS }; /* enum for No of lines in Black Clamping */ enum ccdc_sample_line { CCDC_SAMPLE_1LINES, CCDC_SAMPLE_2LINES, CCDC_SAMPLE_4LINES, CCDC_SAMPLE_8LINES, CCDC_SAMPLE_16LINES }; /* enum for Alaw gamma width */ enum ccdc_gamma_width { CCDC_GAMMA_BITS_15_6, /* use bits 15-6 for gamma */ CCDC_GAMMA_BITS_14_5, CCDC_GAMMA_BITS_13_4, CCDC_GAMMA_BITS_12_3, CCDC_GAMMA_BITS_11_2, CCDC_GAMMA_BITS_10_1, CCDC_GAMMA_BITS_09_0 /* use bits 9-0 for gamma */ }; /* returns the highest bit used for the gamma */ static inline u8 ccdc_gamma_width_max_bit(enum ccdc_gamma_width width) { return 15 - width; } enum ccdc_data_size { CCDC_DATA_16BITS, CCDC_DATA_15BITS, CCDC_DATA_14BITS, CCDC_DATA_13BITS, CCDC_DATA_12BITS, CCDC_DATA_11BITS, CCDC_DATA_10BITS, CCDC_DATA_8BITS }; /* returns the highest bit used for this data size */ static inline u8 ccdc_data_size_max_bit(enum ccdc_data_size sz) { return sz == CCDC_DATA_8BITS ? 7 : 15 - sz; } /* structure for ALaw */ struct ccdc_a_law { /* Enable/disable A-Law */ unsigned char enable; /* Gamma Width Input */ enum ccdc_gamma_width gamma_wd; }; /* structure for Black Clamping */ struct ccdc_black_clamp { unsigned char enable; /* only if bClampEnable is TRUE */ enum ccdc_sample_length sample_pixel; /* only if bClampEnable is TRUE */ enum ccdc_sample_line sample_ln; /* only if bClampEnable is TRUE */ unsigned short start_pixel; /* only if bClampEnable is TRUE */ unsigned short sgain; /* only if bClampEnable is FALSE */ unsigned short dc_sub; }; /* structure for Black Level Compensation */ struct ccdc_black_compensation { /* Constant value to subtract from Red component */ char r; /* Constant value to subtract from Gr component */ char gr; /* Constant value to subtract from Blue component */ char b; /* Constant value to subtract from Gb component */ char gb; }; /* structure for fault pixel correction */ struct ccdc_fault_pixel { /* Enable or Disable fault pixel correction */ unsigned char enable; /* Number of fault pixel */ unsigned short fp_num; /* Address of fault pixel table */ unsigned int fpc_table_addr; }; /* Structure for CCDC configuration parameters for raw capture mode passed * by application */ struct ccdc_config_params_raw { /* data size value from 8 to 16 bits */ enum ccdc_data_size data_sz; /* Structure for Optional A-Law */ struct ccdc_a_law alaw; /* Structure for Optical Black Clamp */ struct ccdc_black_clamp blk_clamp; /* Structure for Black Compensation */ struct ccdc_black_compensation blk_comp; /* Structure for Fault Pixel Module Configuration */ struct ccdc_fault_pixel fault_pxl; }; #ifdef __KERNEL__ #include <linux/io.h> /* Define to enable/disable video port */ #define FP_NUM_BYTES 4 /* Define for extra pixel/line and extra lines/frame */ #define NUM_EXTRAPIXELS 8 #define NUM_EXTRALINES 8 /* settings for commonly used video formats */ #define CCDC_WIN_PAL {0, 0, 720, 576} /* ntsc square pixel */ #define CCDC_WIN_VGA {0, 0, (640 + NUM_EXTRAPIXELS), (480 + NUM_EXTRALINES)} /* Structure for CCDC configuration parameters for raw capture mode */ struct ccdc_params_raw { /* pixel format */ enum ccdc_pixfmt pix_fmt; /* progressive or interlaced frame */ enum ccdc_frmfmt frm_fmt; /* video window */ struct v4l2_rect win; /* field id polarity */ enum vpfe_pin_pol fid_pol; /* vertical sync polarity */ enum vpfe_pin_pol vd_pol; /* horizontal sync polarity */ enum vpfe_pin_pol hd_pol; /* interleaved or separated fields */ enum ccdc_buftype buf_type; /* * enable to store the image in inverse * order in memory(bottom to top) */ unsigned char image_invert_enable; /* configurable paramaters */ struct ccdc_config_params_raw config_params; }; struct ccdc_params_ycbcr { /* pixel format */ enum ccdc_pixfmt pix_fmt; /* progressive or interlaced frame */ enum ccdc_frmfmt frm_fmt; /* video window */ struct v4l2_rect win; /* field id polarity */ enum vpfe_pin_pol fid_pol; /* vertical sync polarity */ enum vpfe_pin_pol vd_pol; /* horizontal sync polarity */ enum vpfe_pin_pol hd_pol; /* enable BT.656 embedded sync mode */ int bt656_enable; /* cb:y:cr:y or y:cb:y:cr in memory */ enum ccdc_pixorder pix_order; /* interleaved or separated fields */ enum ccdc_buftype buf_type; }; #endif #endif /* _DM644X_CCDC_H */