--- /dev/null
+/*
+ * Copyright (C) 2008-2009 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
+ *
+ * isif header file
+ */
+#ifndef _ISIF_H
+#define _ISIF_H
+
+#include <media/davinci/ccdc_types.h>
+#include <media/davinci/vpfe_types.h>
+
+/* isif float type S8Q8/U8Q8 */
+struct isif_float_8 {
+ /* 8 bit integer part */
+ __u8 integer;
+ /* 8 bit decimal part */
+ __u8 decimal;
+};
+
+/* isif float type U16Q16/S16Q16 */
+struct isif_float_16 {
+ /* 16 bit integer part */
+ __u16 integer;
+ /* 16 bit decimal part */
+ __u16 decimal;
+};
+
+/************************************************************************
+ * Vertical Defect Correction parameters
+ ***********************************************************************/
+/* Defect Correction (DFC) table entry */
+struct isif_vdfc_entry {
+ /* vertical position of defect */
+ __u16 pos_vert;
+ /* horizontal position of defect */
+ __u16 pos_horz;
+ /*
+ * Defect level of Vertical line defect position. This is subtracted
+ * from the data at the defect position
+ */
+ __u8 level_at_pos;
+ /*
+ * Defect level of the pixels upper than the vertical line defect.
+ * This is subtracted from the data
+ */
+ __u8 level_up_pixels;
+ /*
+ * Defect level of the pixels lower than the vertical line defect.
+ * This is subtracted from the data
+ */
+ __u8 level_low_pixels;
+};
+
+#define ISIF_VDFC_TABLE_SIZE 8
+struct isif_dfc {
+ /* enable vertical defect correction */
+ __u8 en;
+ /* Defect level subtraction. Just fed through if saturating */
+#define ISIF_VDFC_NORMAL 0
+ /*
+ * Defect level subtraction. Horizontal interpolation ((i-2)+(i+2))/2
+ * if data saturating
+ */
+#define ISIF_VDFC_HORZ_INTERPOL_IF_SAT 1
+ /* Horizontal interpolation (((i-2)+(i+2))/2) */
+#define ISIF_VDFC_HORZ_INTERPOL 2
+ /* one of the vertical defect correction modes above */
+ __u8 corr_mode;
+ /* 0 - whole line corrected, 1 - not pixels upper than the defect */
+ __u8 corr_whole_line;
+#define ISIF_VDFC_NO_SHIFT 0
+#define ISIF_VDFC_SHIFT_1 1
+#define ISIF_VDFC_SHIFT_2 2
+#define ISIF_VDFC_SHIFT_3 3
+#define ISIF_VDFC_SHIFT_4 4
+ /*
+ * defect level shift value. level_at_pos, level_upper_pos,
+ * and level_lower_pos can be shifted up by this value. Choose
+ * one of the values above
+ */
+ __u8 def_level_shift;
+ /* defect saturation level */
+ __u16 def_sat_level;
+ /* number of vertical defects. Max is ISIF_VDFC_TABLE_SIZE */
+ __u16 num_vdefects;
+ /* VDFC table ptr */
+ struct isif_vdfc_entry table[ISIF_VDFC_TABLE_SIZE];
+};
+
+struct isif_horz_bclamp {
+
+ /* Horizontal clamp disabled. Only vertical clamp value is subtracted */
+#define ISIF_HORZ_BC_DISABLE 0
+ /*
+ * Horizontal clamp value is calculated and subtracted from image data
+ * along with vertical clamp value
+ */
+#define ISIF_HORZ_BC_CLAMP_CALC_ENABLED 1
+ /*
+ * Horizontal clamp value calculated from previous image is subtracted
+ * from image data along with vertical clamp value.
+ */
+#define ISIF_HORZ_BC_CLAMP_NOT_UPDATED 2
+ /* horizontal clamp mode. One of the values above */
+ __u8 mode;
+ /*
+ * pixel value limit enable.
+ * 0 - limit disabled
+ * 1 - pixel value limited to 1023
+ */
+ __u8 clamp_pix_limit;
+ /* Select Most left window for bc calculation */
+#define ISIF_SEL_MOST_LEFT_WIN 0
+ /* Select Most right window for bc calculation */
+#define ISIF_SEL_MOST_RIGHT_WIN 1
+ /* Select most left or right window for clamp val calculation */
+ __u8 base_win_sel_calc;
+ /* Window count per color for calculation. range 1-32 */
+ __u8 win_count_calc;
+ /* Window start position - horizontal for calculation. 0 - 8191 */
+ __u16 win_start_h_calc;
+ /* Window start position - vertical for calculation 0 - 8191 */
+ __u16 win_start_v_calc;
+#define ISIF_HORZ_BC_SZ_H_2PIXELS 0
+#define ISIF_HORZ_BC_SZ_H_4PIXELS 1
+#define ISIF_HORZ_BC_SZ_H_8PIXELS 2
+#define ISIF_HORZ_BC_SZ_H_16PIXELS 3
+ /* Width of the sample window in pixels for calculation */
+ __u8 win_h_sz_calc;
+#define ISIF_HORZ_BC_SZ_V_32PIXELS 0
+#define ISIF_HORZ_BC_SZ_V_64PIXELS 1
+#define ISIF_HORZ_BC_SZ_V_128PIXELS 2
+#define ISIF_HORZ_BC_SZ_V_256PIXELS 3
+ /* Height of the sample window in pixels for calculation */
+ __u8 win_v_sz_calc;
+};
+
+/************************************************************************
+ * Black Clamp parameters
+ ***********************************************************************/
+struct isif_vert_bclamp {
+ /* Reset value used is the clamp value calculated */
+#define ISIF_VERT_BC_USE_HORZ_CLAMP_VAL 0
+ /* Reset value used is reset_clamp_val configured */
+#define ISIF_VERT_BC_USE_CONFIG_CLAMP_VAL 1
+ /* No update, previous image value is used */
+#define ISIF_VERT_BC_NO_UPDATE 2
+ /*
+ * Reset value selector for vertical clamp calculation. Use one of
+ * the above values
+ */
+ __u8 reset_val_sel;
+ /* U8Q8. Line average coefficient used in vertical clamp calculation */
+ __u8 line_ave_coef;
+ /* Height of the optical black region for calculation */
+ __u16 ob_v_sz_calc;
+ /* Optical black region start position - horizontal. 0 - 8191 */
+ __u16 ob_start_h;
+ /* Optical black region start position - vertical 0 - 8191 */
+ __u16 ob_start_v;
+};
+
+struct isif_black_clamp {
+ /*
+ * This offset value is added irrespective of the clamp enable status.
+ * S13
+ */
+ __u16 dc_offset;
+ /*
+ * Enable black/digital clamp value to be subtracted from the image data
+ */
+ __u8 en;
+ /*
+ * black clamp mode. same/separate clamp for 4 colors
+ * 0 - disable - same clamp value for all colors
+ * 1 - clamp value calculated separately for all colors
+ */
+ __u8 bc_mode_color;
+ /* Vrtical start position for bc subtraction */
+ __u16 vert_start_sub;
+ /* Black clamp for horizontal direction */
+ struct isif_horz_bclamp horz;
+ /* Black clamp for vertical direction */
+ struct isif_vert_bclamp vert;
+};
+
+/*************************************************************************
+** Color Space Conversion (CSC)
+*************************************************************************/
+#define ISIF_CSC_NUM_COEFF 16
+struct isif_color_space_conv {
+ /* Enable color space conversion */
+ __u8 en;
+ /*
+ * csc coeffient table. S8Q5, M00 at index 0, M01 at index 1, and
+ * so forth
+ */
+ struct isif_float_8 coeff[ISIF_CSC_NUM_COEFF];
+};
+
+
+/*************************************************************************
+** Black Compensation parameters
+*************************************************************************/
+struct isif_black_comp {
+ /* Comp for Red */
+ __s8 r_comp;
+ /* Comp for Gr */
+ __s8 gr_comp;
+ /* Comp for Blue */
+ __s8 b_comp;
+ /* Comp for Gb */
+ __s8 gb_comp;
+};
+
+/*************************************************************************
+** Gain parameters
+*************************************************************************/
+struct isif_gain {
+ /* Gain for Red or ye */
+ struct isif_float_16 r_ye;
+ /* Gain for Gr or cy */
+ struct isif_float_16 gr_cy;
+ /* Gain for Gb or g */
+ struct isif_float_16 gb_g;
+ /* Gain for Blue or mg */
+ struct isif_float_16 b_mg;
+};
+
+#define ISIF_LINEAR_TAB_SIZE 192
+/*************************************************************************
+** Linearization parameters
+*************************************************************************/
+struct isif_linearize {
+ /* Enable or Disable linearization of data */
+ __u8 en;
+ /* Shift value applied */
+ __u8 corr_shft;
+ /* scale factor applied U11Q10 */
+ struct isif_float_16 scale_fact;
+ /* Size of the linear table */
+ __u16 table[ISIF_LINEAR_TAB_SIZE];
+};
+
+/* Color patterns */
+#define ISIF_RED 0
+#define ISIF_GREEN_RED 1
+#define ISIF_GREEN_BLUE 2
+#define ISIF_BLUE 3
+struct isif_col_pat {
+ __u8 olop;
+ __u8 olep;
+ __u8 elop;
+ __u8 elep;
+};
+
+/*************************************************************************
+** Data formatter parameters
+*************************************************************************/
+struct isif_fmtplen {
+ /*
+ * number of program entries for SET0, range 1 - 16
+ * when fmtmode is ISIF_SPLIT, 1 - 8 when fmtmode is
+ * ISIF_COMBINE
+ */
+ __u16 plen0;
+ /*
+ * number of program entries for SET1, range 1 - 16
+ * when fmtmode is ISIF_SPLIT, 1 - 8 when fmtmode is
+ * ISIF_COMBINE
+ */
+ __u16 plen1;
+ /**
+ * number of program entries for SET2, range 1 - 16
+ * when fmtmode is ISIF_SPLIT, 1 - 8 when fmtmode is
+ * ISIF_COMBINE
+ */
+ __u16 plen2;
+ /**
+ * number of program entries for SET3, range 1 - 16
+ * when fmtmode is ISIF_SPLIT, 1 - 8 when fmtmode is
+ * ISIF_COMBINE
+ */
+ __u16 plen3;
+};
+
+struct isif_fmt_cfg {
+#define ISIF_SPLIT 0
+#define ISIF_COMBINE 1
+ /* Split or combine or line alternate */
+ __u8 fmtmode;
+ /* enable or disable line alternating mode */
+ __u8 ln_alter_en;
+#define ISIF_1LINE 0
+#define ISIF_2LINES 1
+#define ISIF_3LINES 2
+#define ISIF_4LINES 3
+ /* Split/combine line number */
+ __u8 lnum;
+ /* Address increment Range 1 - 16 */
+ __u8 addrinc;
+};
+
+struct isif_fmt_addr_ptr {
+ /* Initial address */
+ __u32 init_addr;
+ /* output line number */
+#define ISIF_1STLINE 0
+#define ISIF_2NDLINE 1
+#define ISIF_3RDLINE 2
+#define ISIF_4THLINE 3
+ __u8 out_line;
+};
+
+struct isif_fmtpgm_ap {
+ /* program address pointer */
+ __u8 pgm_aptr;
+ /* program address increment or decrement */
+ __u8 pgmupdt;
+};
+
+struct isif_data_formatter {
+ /* Enable/Disable data formatter */
+ __u8 en;
+ /* data formatter configuration */
+ struct isif_fmt_cfg cfg;
+ /* Formatter program entries length */
+ struct isif_fmtplen plen;
+ /* first pixel in a line fed to formatter */
+ __u16 fmtrlen;
+ /* HD interval for output line. Only valid when split line */
+ __u16 fmthcnt;
+ /* formatter address pointers */
+ struct isif_fmt_addr_ptr fmtaddr_ptr[16];
+ /* program enable/disable */
+ __u8 pgm_en[32];
+ /* program address pointers */
+ struct isif_fmtpgm_ap fmtpgm_ap[32];
+};
+
+struct isif_df_csc {
+ /* Color Space Conversion confguration, 0 - csc, 1 - df */
+ __u8 df_or_csc;
+ /* csc configuration valid if df_or_csc is 0 */
+ struct isif_color_space_conv csc;
+ /* data formatter configuration valid if df_or_csc is 1 */
+ struct isif_data_formatter df;
+ /* start pixel in a line at the input */
+ __u32 start_pix;
+ /* number of pixels in input line */
+ __u32 num_pixels;
+ /* start line at the input */
+ __u32 start_line;
+ /* number of lines at the input */
+ __u32 num_lines;
+};
+
+struct isif_gain_offsets_adj {
+ /* Gain adjustment per color */
+ struct isif_gain gain;
+ /* Offset adjustment */
+ __u16 offset;
+ /* Enable or Disable Gain adjustment for SDRAM data */
+ __u8 gain_sdram_en;
+ /* Enable or Disable Gain adjustment for IPIPE data */
+ __u8 gain_ipipe_en;
+ /* Enable or Disable Gain adjustment for H3A data */
+ __u8 gain_h3a_en;
+ /* Enable or Disable Gain adjustment for SDRAM data */
+ __u8 offset_sdram_en;
+ /* Enable or Disable Gain adjustment for IPIPE data */
+ __u8 offset_ipipe_en;
+ /* Enable or Disable Gain adjustment for H3A data */
+ __u8 offset_h3a_en;
+};
+
+struct isif_cul {
+ /* Horizontal Cull pattern for odd lines */
+ __u8 hcpat_odd;
+ /* Horizontal Cull pattern for even lines */
+ __u8 hcpat_even;
+ /* Vertical Cull pattern */
+ __u8 vcpat;
+ /* Enable or disable lpf. Apply when cull is enabled */
+ __u8 en_lpf;
+};
+
+struct isif_compress {
+#define ISIF_ALAW 0
+#define ISIF_DPCM 1
+#define ISIF_NO_COMPRESSION 2
+ /* Compression Algorithm used */
+ __u8 alg;
+ /* Choose Predictor1 for DPCM compression */
+#define ISIF_DPCM_PRED1 0
+ /* Choose Predictor2 for DPCM compression */
+#define ISIF_DPCM_PRED2 1
+ /* Predictor for DPCM compression */
+ __u8 pred;
+};
+
+/* all the stuff in this struct will be provided by userland */
+struct isif_config_params_raw {
+ /* Linearization parameters for image sensor data input */
+ struct isif_linearize linearize;
+ /* Data formatter or CSC */
+ struct isif_df_csc df_csc;
+ /* Defect Pixel Correction (DFC) confguration */
+ struct isif_dfc dfc;
+ /* Black/Digital Clamp configuration */
+ struct isif_black_clamp bclamp;
+ /* Gain, offset adjustments */
+ struct isif_gain_offsets_adj gain_offset;
+ /* Culling */
+ struct isif_cul culling;
+ /* A-Law and DPCM compression options */
+ struct isif_compress compress;
+ /* horizontal offset for Gain/LSC/DFC */
+ __u16 horz_offset;
+ /* vertical offset for Gain/LSC/DFC */
+ __u16 vert_offset;
+ /* color pattern for field 0 */
+ struct isif_col_pat col_pat_field0;
+ /* color pattern for field 1 */
+ struct isif_col_pat col_pat_field1;
+#define ISIF_NO_SHIFT 0
+#define ISIF_1BIT_SHIFT 1
+#define ISIF_2BIT_SHIFT 2
+#define ISIF_3BIT_SHIFT 3
+#define ISIF_4BIT_SHIFT 4
+#define ISIF_5BIT_SHIFT 5
+#define ISIF_6BIT_SHIFT 6
+ /* Data shift applied before storing to SDRAM */
+ __u8 data_shift;
+ /* enable input test pattern generation */
+ __u8 test_pat_gen;
+};
+
+#ifdef __KERNEL__
+struct isif_ycbcr_config {
+ /* isif pixel format */
+ enum ccdc_pixfmt pix_fmt;
+ /* isif frame format */
+ enum ccdc_frmfmt frm_fmt;
+ /* ISIF crop window */
+ struct v4l2_rect win;
+ /* field polarity */
+ enum vpfe_pin_pol fid_pol;
+ /* interface VD polarity */
+ enum vpfe_pin_pol vd_pol;
+ /* interface HD polarity */
+ enum vpfe_pin_pol hd_pol;
+ /* isif pix order. Only used for ycbcr capture */
+ enum ccdc_pixorder pix_order;
+ /* isif buffer type. Only used for ycbcr capture */
+ enum ccdc_buftype buf_type;
+};
+
+/* MSB of image data connected to sensor port */
+enum isif_data_msb {
+ ISIF_BIT_MSB_15,
+ ISIF_BIT_MSB_14,
+ ISIF_BIT_MSB_13,
+ ISIF_BIT_MSB_12,
+ ISIF_BIT_MSB_11,
+ ISIF_BIT_MSB_10,
+ ISIF_BIT_MSB_9,
+ ISIF_BIT_MSB_8,
+ ISIF_BIT_MSB_7
+};
+
+enum isif_cfa_pattern {
+ ISIF_CFA_PAT_MOSAIC,
+ ISIF_CFA_PAT_STRIPE
+};
+
+struct isif_params_raw {
+ /* isif pixel format */
+ enum ccdc_pixfmt pix_fmt;
+ /* isif frame format */
+ enum ccdc_frmfmt frm_fmt;
+ /* video window */
+ struct v4l2_rect win;
+ /* field polarity */
+ enum vpfe_pin_pol fid_pol;
+ /* interface VD polarity */
+ enum vpfe_pin_pol vd_pol;
+ /* interface HD polarity */
+ enum vpfe_pin_pol hd_pol;
+ /* buffer type. Applicable for interlaced mode */
+ enum ccdc_buftype buf_type;
+ /* Gain values */
+ struct isif_gain gain;
+ /* cfa pattern */
+ enum isif_cfa_pattern cfa_pat;
+ /* Data MSB position */
+ enum isif_data_msb data_msb;
+ /* Enable horizontal flip */
+ unsigned char horz_flip_en;
+ /* Enable image invert vertically */
+ unsigned char image_invert_en;
+
+ /* all the userland defined stuff*/
+ struct isif_config_params_raw config_params;
+};
+
+enum isif_data_pack {
+ ISIF_PACK_16BIT,
+ ISIF_PACK_12BIT,
+ ISIF_PACK_8BIT
+};
+
+#define ISIF_WIN_NTSC {0, 0, 720, 480}
+#define ISIF_WIN_VGA {0, 0, 640, 480}
+
+#endif
+#endif
Code Review / kvmfornfv.git / blobdiff