diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/s3a/s3a_1.0/ia_css_s3a_types.h')
| -rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/s3a/s3a_1.0/ia_css_s3a_types.h | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/s3a/s3a_1.0/ia_css_s3a_types.h b/drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/s3a/s3a_1.0/ia_css_s3a_types.h new file mode 100644 index 0000000..f57ed1e --- /dev/null +++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/s3a/s3a_1.0/ia_css_s3a_types.h @@ -0,0 +1,266 @@ +/* + * Support for Intel Camera Imaging ISP subsystem. + * Copyright (c) 2015, Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope 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. + */ + +#ifndef __IA_CSS_S3A_TYPES_H +#define __IA_CSS_S3A_TYPES_H + +/** @file +* CSS-API header file for 3A statistics parameters. +*/ + +#include <ia_css_frac.h> + +#if (defined(SYSTEM_css_skycam_c0_system)) && (! defined(PIPE_GENERATION) ) +#include "../../../../components/stats_3a/src/stats_3a_public.h" +#endif + +/** 3A configuration. This configures the 3A statistics collection + * module. + */ + +/** 3A statistics grid + * + * ISP block: S3A1 (3A Support for 3A ver.1 (Histogram is not used for AE)) + * S3A2 (3A Support for 3A ver.2 (Histogram is used for AE)) + * ISP1: S3A1 is used. + * ISP2: S3A2 is used. + */ +struct ia_css_3a_grid_info { + +#if defined(SYSTEM_css_skycam_c0_system) + uint32_t ae_enable; /**< ae enabled in binary, + 0:disabled, 1:enabled */ + struct ae_public_config_grid_config ae_grd_info; /**< see description in ae_public.h*/ + + uint32_t awb_enable; /**< awb enabled in binary, + 0:disabled, 1:enabled */ + struct awb_public_config_grid_config awb_grd_info; /**< see description in awb_public.h*/ + + uint32_t af_enable; /**< af enabled in binary, + 0:disabled, 1:enabled */ + struct af_public_grid_config af_grd_info; /**< see description in af_public.h*/ + + uint32_t awb_fr_enable; /**< awb_fr enabled in binary, + 0:disabled, 1:enabled */ + struct awb_fr_public_grid_config awb_fr_grd_info;/**< see description in awb_fr_public.h*/ + + uint32_t elem_bit_depth; /**< TODO:Taken from BYT - need input from AIQ + if needed for SKC + Bit depth of element used + to calculate 3A statistics. + This is 13, which is the normalized + bayer bit depth in DSP. */ + +#else + uint32_t enable; /**< 3A statistics enabled. + 0:disabled, 1:enabled */ + uint32_t use_dmem; /**< DMEM or VMEM determines layout. + 0:3A statistics are stored to VMEM, + 1:3A statistics are stored to DMEM */ + uint32_t has_histogram; /**< Statistics include histogram. + 0:no histogram, 1:has histogram */ + uint32_t width; /**< Width of 3A grid table. + (= Horizontal number of grid cells + in table, which cells have effective + statistics.) */ + uint32_t height; /**< Height of 3A grid table. + (= Vertical number of grid cells + in table, which cells have effective + statistics.) */ + uint32_t aligned_width; /**< Horizontal stride (for alloc). + (= Horizontal number of grid cells + in table, which means + the allocated width.) */ + uint32_t aligned_height; /**< Vertical stride (for alloc). + (= Vertical number of grid cells + in table, which means + the allocated height.) */ + uint32_t bqs_per_grid_cell; /**< Grid cell size in BQ(Bayer Quad) unit. + (1BQ means {Gr,R,B,Gb}(2x2 pixels).) + Valid values are 8,16,32,64. */ + uint32_t deci_factor_log2; /**< log2 of bqs_per_grid_cell. */ + uint32_t elem_bit_depth; /**< Bit depth of element used + to calculate 3A statistics. + This is 13, which is the normalized + bayer bit depth in DSP. */ +#endif +}; + + +#if defined(SYSTEM_css_skycam_c0_system) +#if defined USE_NEW_AE_STRUCT || defined USE_NEW_AWB_STRUCT +#define DEFAULT_3A_GRID_INFO \ +{ \ + 0, /* ae_enable */ \ + {0,0,0,0,0,0,0}, /* AE: width,height,b_width,b_height,x_start,y_start*/ \ + 0, /* awb_enable */ \ + {0,0,0,0,0,0}, /* AWB: width,height,b_width,b_height,x_start,y_start*/ \ + 0, /* af_enable */ \ + {0,0,0,0,0,0,0}, /* AF: width,height,b_width,b_height,x_start,y_start,ff_en*/ \ + 0, /* awb_fr_enable */ \ + {0,0,0,0,0,0,0}, /* AWB_FR: width,height,b_width,b_height,x_start,y_start,ff_en*/ \ + 0, /* elem_bit_depth */ \ +} +#else +#define DEFAULT_3A_GRID_INFO \ +{ \ + 0, /* ae_enable */ \ + {0,0,0,0,0,0,0,0,0}, /* AE: width,height,b_width,b_height,x_start,y_start,x_end,y_end*/ \ + 0, /* awb_enable */ \ + {0,0,0,0,0,0,0,0}, /* AWB: width,height,b_width,b_height,x_start,y_start,x_end,y_end*/ \ + 0, /* af_enable */ \ + {0,0,0,0,0,0,0}, /* AF: width,height,b_width,b_height,x_start,y_start,ff_en*/ \ + 0, /* awb_fr_enable */ \ + {0,0,0,0,0,0,0}, /* AWB_FR: width,height,b_width,b_height,x_start,y_start,ff_en*/ \ + 0, /* elem_bit_depth */ \ +} +#endif /* USE_NEW_AE_STRUCT || defined USE_NEW_AWB_STRUCT */ + +#else +#define DEFAULT_3A_GRID_INFO \ +{ \ + 0, /* enable */ \ + 0, /* use_dmem */ \ + 0, /* has_histogram */ \ + 0, /* width */ \ + 0, /* height */ \ + 0, /* aligned_width */ \ + 0, /* aligned_height */ \ + 0, /* bqs_per_grid_cell */ \ + 0, /* deci_factor_log2 */ \ + 0, /* elem_bit_depth */ \ +} + +#endif + +/* This struct should be split into 3, for AE, AWB and AF. + * However, that will require driver/ 3A lib modifications. + */ + +/** 3A configuration. This configures the 3A statistics collection + * module. + * + * ae_y_*: Coefficients to calculate luminance from bayer. + * awb_lg_*: Thresholds to check the saturated bayer pixels for AWB. + * Condition of effective pixel for AWB level gate check: + * bayer(sensor) <= awb_lg_high_raw && + * bayer(when AWB statisitcs is calculated) >= awb_lg_low && + * bayer(when AWB statisitcs is calculated) <= awb_lg_high + * af_fir*: Coefficients of high pass filter to calculate AF statistics. + * + * ISP block: S3A1(ae_y_* for AE/AF, awb_lg_* for AWB) + * S3A2(ae_y_* for AF, awb_lg_* for AWB) + * SDVS1(ae_y_*) + * SDVS2(ae_y_*) + * ISP1: S3A1 and SDVS1 are used. + * ISP2: S3A2 and SDVS2 are used. + */ +struct ia_css_3a_config { + ia_css_u0_16 ae_y_coef_r; /**< Weight of R for Y. + u0.16, [0,65535], + default/ineffective 25559 */ + ia_css_u0_16 ae_y_coef_g; /**< Weight of G for Y. + u0.16, [0,65535], + default/ineffective 32768 */ + ia_css_u0_16 ae_y_coef_b; /**< Weight of B for Y. + u0.16, [0,65535], + default/ineffective 7209 */ + ia_css_u0_16 awb_lg_high_raw; /**< AWB level gate high for raw. + u0.16, [0,65535], + default 65472(=1023*64), + ineffective 65535 */ + ia_css_u0_16 awb_lg_low; /**< AWB level gate low. + u0.16, [0,65535], + default 64(=1*64), + ineffective 0 */ + ia_css_u0_16 awb_lg_high; /**< AWB level gate high. + u0.16, [0,65535], + default 65535, + ineffective 65535 */ + ia_css_s0_15 af_fir1_coef[7]; /**< AF FIR coefficients of fir1. + s0.15, [-32768,32767], + default/ineffective + -6689,-12207,-32768,32767,12207,6689,0 */ + ia_css_s0_15 af_fir2_coef[7]; /**< AF FIR coefficients of fir2. + s0.15, [-32768,32767], + default/ineffective + 2053,0,-18437,32767,-18437,2053,0 */ +}; + +/** 3A statistics. This structure describes the data stored + * in each 3A grid point. + * + * ISP block: S3A1 (3A Support for 3A ver.1) (Histogram is not used for AE) + * S3A2 (3A Support for 3A ver.2) (Histogram is used for AE) + * - ae_y is used only for S3A1. + * - awb_* and af_* are used both for S3A1 and S3A2. + * ISP1: S3A1 is used. + * ISP2: S3A2 is used. + */ +struct ia_css_3a_output { + int32_t ae_y; /**< Sum of Y in a statistics window, for AE. + (u19.13) */ + int32_t awb_cnt; /**< Number of effective pixels + in a statistics window. + Pixels passed by the AWB level gate check are + judged as "effective". (u32) */ + int32_t awb_gr; /**< Sum of Gr in a statistics window, for AWB. + All Gr pixels (not only for effective pixels) + are summed. (u19.13) */ + int32_t awb_r; /**< Sum of R in a statistics window, for AWB. + All R pixels (not only for effective pixels) + are summed. (u19.13) */ + int32_t awb_b; /**< Sum of B in a statistics window, for AWB. + All B pixels (not only for effective pixels) + are summed. (u19.13) */ + int32_t awb_gb; /**< Sum of Gb in a statistics window, for AWB. + All Gb pixels (not only for effective pixels) + are summed. (u19.13) */ + int32_t af_hpf1; /**< Sum of |Y| following high pass filter af_fir1 + within a statistics window, for AF. (u19.13) */ + int32_t af_hpf2; /**< Sum of |Y| following high pass filter af_fir2 + within a statistics window, for AF. (u19.13) */ +}; + + +/** 3A Statistics. This structure describes the statistics that are generated + * using the provided configuration (ia_css_3a_config). + */ +struct ia_css_3a_statistics { + struct ia_css_3a_grid_info grid; /**< grid info contains the dimensions of the 3A grid */ + struct ia_css_3a_output *data; /**< the pointer to 3a_output[grid.width * grid.height] + containing the 3A statistics */ + struct ia_css_3a_rgby_output *rgby_data;/**< the pointer to 3a_rgby_output[256] + containing the histogram */ +}; + +/** Histogram (Statistics for AE). + * + * 4 histograms(r,g,b,y), + * 256 bins for each histogram, unsigned 24bit value for each bin. + * struct ia_css_3a_rgby_output data[256]; + + * ISP block: HIST2 + * (ISP1: HIST2 is not used.) + * ISP2: HIST2 is used. + */ +struct ia_css_3a_rgby_output { + uint32_t r; /**< Number of R of one bin of the histogram R. (u24) */ + uint32_t g; /**< Number of G of one bin of the histogram G. (u24) */ + uint32_t b; /**< Number of B of one bin of the histogram B. (u24) */ + uint32_t y; /**< Number of Y of one bin of the histogram Y. (u24) */ +}; + +#endif /* __IA_CSS_S3A_TYPES_H */ + |
