[linux-2.6-block.git] / include / media / davinci / 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 long 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 */
Commit	Line	Data
5f15fbb6 MK	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*/
	24	enum 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 */
	33	enum 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
1de19519 HV	41	/* enum for Alaw gamma width */
	42	enum ccdc_gamma_width {
	43	CCDC_GAMMA_BITS_15_6, /* use bits 15-6 for gamma */
5f15fbb6 MK	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,
1de19519	49	CCDC_GAMMA_BITS_09_0 /* use bits 9-0 for gamma */
5f15fbb6 MK	50	};
5f15fbb6 MK	51
1de19519 HV	52	/* returns the highest bit used for the gamma */
	53	static inline u8 ccdc_gamma_width_max_bit(enum ccdc_gamma_width width)
	54	{
	55	return 15 - width;
	56	}
	57
5f15fbb6 MK	58	enum ccdc_data_size {
	59	CCDC_DATA_16BITS,
	60	CCDC_DATA_15BITS,
	61	CCDC_DATA_14BITS,
	62	CCDC_DATA_13BITS,
	63	CCDC_DATA_12BITS,
	64	CCDC_DATA_11BITS,
	65	CCDC_DATA_10BITS,
	66	CCDC_DATA_8BITS
	67	};
	68
1de19519 HV	69	/* returns the highest bit used for this data size */
	70	static inline u8 ccdc_data_size_max_bit(enum ccdc_data_size sz)
	71	{
	72	return sz == CCDC_DATA_8BITS ? 7 : 15 - sz;
	73	}
	74
5f15fbb6 MK	75	/* structure for ALaw */
	76	struct ccdc_a_law {
	77	/* Enable/disable A-Law */
	78	unsigned char enable;
1de19519 HV	79	/* Gamma Width Input */
1de19519 HV	80	enum ccdc_gamma_width gamma_wd;
5f15fbb6 MK	81	};
	82
	83	/* structure for Black Clamping */
	84	struct ccdc_black_clamp {
	85	unsigned char enable;
	86	/* only if bClampEnable is TRUE */
	87	enum ccdc_sample_length sample_pixel;
	88	/* only if bClampEnable is TRUE */
	89	enum ccdc_sample_line sample_ln;
	90	/* only if bClampEnable is TRUE */
	91	unsigned short start_pixel;
	92	/* only if bClampEnable is TRUE */
	93	unsigned short sgain;
	94	/* only if bClampEnable is FALSE */
	95	unsigned short dc_sub;
	96	};
	97
	98	/* structure for Black Level Compensation */
	99	struct ccdc_black_compensation {
	100	/* Constant value to subtract from Red component */
	101	char r;
	102	/* Constant value to subtract from Gr component */
	103	char gr;
	104	/* Constant value to subtract from Blue component */
	105	char b;
	106	/* Constant value to subtract from Gb component */
	107	char gb;
	108	};
	109
	110	/* structure for fault pixel correction */
	111	struct ccdc_fault_pixel {
	112	/* Enable or Disable fault pixel correction */
	113	unsigned char enable;
	114	/* Number of fault pixel */
	115	unsigned short fp_num;
	116	/* Address of fault pixel table */
8dece35d	117	unsigned long fpc_table_addr;
5f15fbb6 MK	118	};
	119
	120	/* Structure for CCDC configuration parameters for raw capture mode passed
	121	* by application
	122	*/
	123	struct ccdc_config_params_raw {
	124	/* data size value from 8 to 16 bits */
	125	enum ccdc_data_size data_sz;
	126	/* Structure for Optional A-Law */
	127	struct ccdc_a_law alaw;
	128	/* Structure for Optical Black Clamp */
	129	struct ccdc_black_clamp blk_clamp;
	130	/* Structure for Black Compensation */
	131	struct ccdc_black_compensation blk_comp;
	132	/* Structure for Fault Pixel Module Configuration */
	133	struct ccdc_fault_pixel fault_pxl;
	134	};
	135
	136
	137	#ifdef __KERNEL__
	138	#include <linux/io.h>
	139	/* Define to enable/disable video port */
	140	#define FP_NUM_BYTES 4
	141	/* Define for extra pixel/line and extra lines/frame */
	142	#define NUM_EXTRAPIXELS 8
	143	#define NUM_EXTRALINES 8
	144
	145	/* settings for commonly used video formats */
	146	#define CCDC_WIN_PAL {0, 0, 720, 576}
	147	/* ntsc square pixel */
	148	#define CCDC_WIN_VGA {0, 0, (640 + NUM_EXTRAPIXELS), (480 + NUM_EXTRALINES)}
	149
	150	/* Structure for CCDC configuration parameters for raw capture mode */
	151	struct ccdc_params_raw {
	152	/* pixel format */
	153	enum ccdc_pixfmt pix_fmt;
	154	/* progressive or interlaced frame */
	155	enum ccdc_frmfmt frm_fmt;
	156	/* video window */
	157	struct v4l2_rect win;
	158	/* field id polarity */
	159	enum vpfe_pin_pol fid_pol;
	160	/* vertical sync polarity */
	161	enum vpfe_pin_pol vd_pol;
	162	/* horizontal sync polarity */
	163	enum vpfe_pin_pol hd_pol;
	164	/* interleaved or separated fields */
	165	enum ccdc_buftype buf_type;
	166	/*
	167	* enable to store the image in inverse
	168	* order in memory(bottom to top)
	169	*/
	170	unsigned char image_invert_enable;
	171	/* configurable paramaters */
	172	struct ccdc_config_params_raw config_params;
	173	};
	174
	175	struct ccdc_params_ycbcr {
	176	/* pixel format */
	177	enum ccdc_pixfmt pix_fmt;
	178	/* progressive or interlaced frame */
	179	enum ccdc_frmfmt frm_fmt;
	180	/* video window */
	181	struct v4l2_rect win;
182	/* field id polarity */
183	enum vpfe_pin_pol fid_pol;
184	/* vertical sync polarity */
185	enum vpfe_pin_pol vd_pol;
186	/* horizontal sync polarity */
187	enum vpfe_pin_pol hd_pol;
188	/* enable BT.656 embedded sync mode */
189	int bt656_enable;
190	/* cb:y:cr:y or y:cb:y:cr in memory */
191	enum ccdc_pixorder pix_order;
192	/* interleaved or separated fields */
193	enum ccdc_buftype buf_type;
194	};
195	#endif
196	#endif /* _DM644X_CCDC_H */