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dd2ceb1a40
Adds ccdc hw module for DM355 CCDC. This registers with the bridge driver a set of hw_ops for configuring the CCDC for a specific decoder device connected to vpfe. Reviewed by: Hans Verkuil <hverkuil@xs4all.nl> Reviewed by: Laurent Pinchart <laurent.pinchart@skynet.be> Reviewed by: Mauro Carvalho Chehab <mchehab@infradead.org> Signed-off-by: Muralidharan Karicheri <m-karicheri2@ti.com> Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
322 lines
7.8 KiB
C
322 lines
7.8 KiB
C
/*
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* Copyright (C) 2005-2009 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 _DM355_CCDC_H
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#define _DM355_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 gama width */
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enum ccdc_gamma_width {
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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
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};
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enum ccdc_colpats {
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CCDC_RED,
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CCDC_GREEN_RED,
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CCDC_GREEN_BLUE,
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CCDC_BLUE
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};
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struct ccdc_col_pat {
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enum ccdc_colpats olop;
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enum ccdc_colpats olep;
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enum ccdc_colpats elop;
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enum ccdc_colpats elep;
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};
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enum ccdc_datasft {
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CCDC_DATA_NO_SHIFT,
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CCDC_DATA_SHIFT_1BIT,
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CCDC_DATA_SHIFT_2BIT,
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CCDC_DATA_SHIFT_3BIT,
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CCDC_DATA_SHIFT_4BIT,
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CCDC_DATA_SHIFT_5BIT,
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CCDC_DATA_SHIFT_6BIT
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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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enum ccdc_mfilt1 {
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CCDC_NO_MEDIAN_FILTER1,
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CCDC_AVERAGE_FILTER1,
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CCDC_MEDIAN_FILTER1
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};
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enum ccdc_mfilt2 {
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CCDC_NO_MEDIAN_FILTER2,
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CCDC_AVERAGE_FILTER2,
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CCDC_MEDIAN_FILTER2
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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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/* Gama Width Input */
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enum ccdc_gamma_width gama_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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/* only if bClampEnable is TRUE */
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unsigned char b_clamp_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 FALSE */
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unsigned short sgain;
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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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unsigned char r;
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/* Constant value to subtract from Gr component */
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unsigned char gr;
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/* Constant value to subtract from Blue component */
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unsigned char b;
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/* Constant value to subtract from Gb component */
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unsigned char gb;
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};
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struct ccdc_float {
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int integer;
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unsigned int decimal;
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};
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#define CCDC_CSC_COEFF_TABLE_SIZE 16
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/* structure for color space converter */
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struct ccdc_csc {
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unsigned char enable;
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/*
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* S8Q5. Use 2 decimal precision, user values range from -3.00 to 3.99.
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* example - to use 1.03, set integer part as 1, and decimal part as 3
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* to use -1.03, set integer part as -1 and decimal part as 3
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*/
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struct ccdc_float coeff[CCDC_CSC_COEFF_TABLE_SIZE];
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};
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/* Structures for Vertical Defect Correction*/
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enum ccdc_vdf_csl {
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CCDC_VDF_NORMAL,
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CCDC_VDF_HORZ_INTERPOL_SAT,
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CCDC_VDF_HORZ_INTERPOL
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};
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enum ccdc_vdf_cuda {
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CCDC_VDF_WHOLE_LINE_CORRECT,
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CCDC_VDF_UPPER_DISABLE
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};
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enum ccdc_dfc_mwr {
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CCDC_DFC_MWR_WRITE_COMPLETE,
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CCDC_DFC_WRITE_REG
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};
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enum ccdc_dfc_mrd {
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CCDC_DFC_READ_COMPLETE,
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CCDC_DFC_READ_REG
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};
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enum ccdc_dfc_ma_rst {
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CCDC_DFC_INCR_ADDR,
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CCDC_DFC_CLR_ADDR
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};
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enum ccdc_dfc_mclr {
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CCDC_DFC_CLEAR_COMPLETE,
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CCDC_DFC_CLEAR
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};
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struct ccdc_dft_corr_ctl {
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enum ccdc_vdf_csl vdfcsl;
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enum ccdc_vdf_cuda vdfcuda;
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unsigned int vdflsft;
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};
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struct ccdc_dft_corr_mem_ctl {
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enum ccdc_dfc_mwr dfcmwr;
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enum ccdc_dfc_mrd dfcmrd;
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enum ccdc_dfc_ma_rst dfcmarst;
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enum ccdc_dfc_mclr dfcmclr;
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};
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#define CCDC_DFT_TABLE_SIZE 16
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/*
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* Main Structure for vertical defect correction. Vertical defect
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* correction can correct upto 16 defects if defects less than 16
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* then pad the rest with 0
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*/
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struct ccdc_vertical_dft {
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unsigned char ver_dft_en;
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unsigned char gen_dft_en;
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unsigned int saturation_ctl;
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struct ccdc_dft_corr_ctl dft_corr_ctl;
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struct ccdc_dft_corr_mem_ctl dft_corr_mem_ctl;
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int table_size;
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unsigned int dft_corr_horz[CCDC_DFT_TABLE_SIZE];
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unsigned int dft_corr_vert[CCDC_DFT_TABLE_SIZE];
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unsigned int dft_corr_sub1[CCDC_DFT_TABLE_SIZE];
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unsigned int dft_corr_sub2[CCDC_DFT_TABLE_SIZE];
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unsigned int dft_corr_sub3[CCDC_DFT_TABLE_SIZE];
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};
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struct ccdc_data_offset {
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unsigned char horz_offset;
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unsigned char vert_offset;
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};
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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 shift to be applied before storing */
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enum ccdc_datasft datasft;
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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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/* median filter for sdram */
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enum ccdc_mfilt1 mfilt1;
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enum ccdc_mfilt2 mfilt2;
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/* low pass filter enable/disable */
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unsigned char lpf_enable;
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/* Threshold of median filter */
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int med_filt_thres;
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/*
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* horz and vertical data offset. Appliable for defect correction
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* and lsc
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*/
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struct ccdc_data_offset data_offset;
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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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/* struture for vertical Defect Correction Module Configuration */
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struct ccdc_vertical_dft vertical_dft;
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/* structure for color space converter Module Configuration */
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struct ccdc_csc csc;
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/* color patters for bayer capture */
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struct ccdc_col_pat col_pat_field0;
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struct ccdc_col_pat col_pat_field1;
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};
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#ifdef __KERNEL__
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#include <linux/io.h>
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#define CCDC_WIN_PAL {0, 0, 720, 576}
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#define CCDC_WIN_VGA {0, 0, 640, 480}
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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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/* Gain applied to Raw Bayer data */
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struct ccdc_gain {
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unsigned short r_ye;
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unsigned short gr_cy;
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unsigned short gb_g;
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unsigned short b_mg;
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};
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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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/* Gain values */
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struct ccdc_gain gain;
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/* offset */
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unsigned int ccdc_offset;
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/* horizontal flip enable */
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unsigned char horz_flip_enable;
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/*
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* enable to store the image in inverse order in memory
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* (bottom to top)
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*/
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unsigned char image_invert_enable;
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/* Configurable part of raw data */
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struct ccdc_config_params_raw config_params;
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};
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#endif
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#endif /* DM355_CCDC_H */
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