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171 lines
4.3 KiB
171 lines
4.3 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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* Copyright (C) 2006-2009 Texas Instruments Inc |
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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 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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}; |
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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 parameters */ |
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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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