diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/isp/kernels/sdis/common/ia_css_sdis_common_types.h')
| -rw-r--r-- | drivers/staging/media/atomisp/pci/isp/kernels/sdis/common/ia_css_sdis_common_types.h | 220 |
1 files changed, 220 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/isp/kernels/sdis/common/ia_css_sdis_common_types.h b/drivers/staging/media/atomisp/pci/isp/kernels/sdis/common/ia_css_sdis_common_types.h new file mode 100644 index 000000000000..e257841bba67 --- /dev/null +++ b/drivers/staging/media/atomisp/pci/isp/kernels/sdis/common/ia_css_sdis_common_types.h @@ -0,0 +1,220 @@ +/* + * 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_SDIS_COMMON_TYPES_H +#define __IA_CSS_SDIS_COMMON_TYPES_H + +/* @file +* CSS-API header file for DVS statistics parameters. +*/ + +#include <type_support.h> + +/* DVS statistics grid dimensions in number of cells. + */ + +struct ia_css_dvs_grid_dim { + u32 width; /** Width of DVS grid table in cells */ + u32 height; /** Height of DVS grid table in cells */ +}; + +/* DVS statistics dimensions in number of cells for + * grid, coeffieicient and projection. + */ + +struct ia_css_sdis_info { + struct { + struct ia_css_dvs_grid_dim dim; /* Dimensions */ + struct ia_css_dvs_grid_dim pad; /* Padded dimensions */ + } grid, coef, proj; + u32 deci_factor_log2; +}; + +/* DVS statistics grid + * + * ISP block: SDVS1 (DIS/DVS Support for DIS/DVS ver.1 (2-axes)) + * SDVS2 (DVS Support for DVS ver.2 (6-axes)) + * ISP1: SDVS1 is used. + * ISP2: SDVS2 is used. + */ +struct ia_css_dvs_grid_res { + u32 width; /** Width of DVS grid table. + (= Horizontal number of grid cells + in table, which cells have effective + statistics.) + For DVS1, this is equal to + the number of vertical statistics. */ + u32 aligned_width; /** Stride of each grid line. + (= Horizontal number of grid cells + in table, which means + the allocated width.) */ + u32 height; /** Height of DVS grid table. + (= Vertical number of grid cells + in table, which cells have effective + statistics.) + For DVS1, This is equal to + the number of horizontal statistics. */ + u32 aligned_height;/** Stride of each grid column. + (= Vertical number of grid cells + in table, which means + the allocated height.) */ +}; + +/* TODO: use ia_css_dvs_grid_res in here. + * However, that implies driver I/F changes + */ +struct ia_css_dvs_grid_info { + u32 enable; /** DVS statistics enabled. + 0:disabled, 1:enabled */ + u32 width; /** Width of DVS grid table. + (= Horizontal number of grid cells + in table, which cells have effective + statistics.) + For DVS1, this is equal to + the number of vertical statistics. */ + u32 aligned_width; /** Stride of each grid line. + (= Horizontal number of grid cells + in table, which means + the allocated width.) */ + u32 height; /** Height of DVS grid table. + (= Vertical number of grid cells + in table, which cells have effective + statistics.) + For DVS1, This is equal to + the number of horizontal statistics. */ + u32 aligned_height;/** Stride of each grid column. + (= Vertical number of grid cells + in table, which means + the allocated height.) */ + u32 bqs_per_grid_cell; /** Grid cell size in BQ(Bayer Quad) unit. + (1BQ means {Gr,R,B,Gb}(2x2 pixels).) + For DVS1, valid value is 64. + For DVS2, valid value is only 64, + currently. */ + u32 num_hor_coefs; /** Number of horizontal coefficients. */ + u32 num_ver_coefs; /** Number of vertical coefficients. */ +}; + +/* Number of DVS statistics levels + */ +#define IA_CSS_DVS_STAT_NUM_OF_LEVELS 3 + +/* DVS statistics generated by accelerator global configuration + */ +struct dvs_stat_public_dvs_global_cfg { + unsigned char kappa; + /** DVS statistics global configuration - kappa */ + unsigned char match_shift; + /** DVS statistics global configuration - match_shift */ + unsigned char ybin_mode; + /** DVS statistics global configuration - y binning mode */ +}; + +/* DVS statistics generated by accelerator level grid + * configuration + */ +struct dvs_stat_public_dvs_level_grid_cfg { + unsigned char grid_width; + /** DVS statistics grid width */ + unsigned char grid_height; + /** DVS statistics grid height */ + unsigned char block_width; + /** DVS statistics block width */ + unsigned char block_height; + /** DVS statistics block height */ +}; + +/* DVS statistics generated by accelerator level grid start + * configuration + */ +struct dvs_stat_public_dvs_level_grid_start { + unsigned short x_start; + /** DVS statistics level x start */ + unsigned short y_start; + /** DVS statistics level y start */ + unsigned char enable; + /** DVS statistics level enable */ +}; + +/* DVS statistics generated by accelerator level grid end + * configuration + */ +struct dvs_stat_public_dvs_level_grid_end { + unsigned short x_end; + /** DVS statistics level x end */ + unsigned short y_end; + /** DVS statistics level y end */ +}; + +/* DVS statistics generated by accelerator Feature Extraction + * Region Of Interest (FE-ROI) configuration + */ +struct dvs_stat_public_dvs_level_fe_roi_cfg { + unsigned char x_start; + /** DVS statistics fe-roi level x start */ + unsigned char y_start; + /** DVS statistics fe-roi level y start */ + unsigned char x_end; + /** DVS statistics fe-roi level x end */ + unsigned char y_end; + /** DVS statistics fe-roi level y end */ +}; + +/* DVS statistics generated by accelerator public configuration + */ +struct dvs_stat_public_dvs_grd_cfg { + struct dvs_stat_public_dvs_level_grid_cfg grd_cfg; + /** DVS statistics level grid configuration */ + struct dvs_stat_public_dvs_level_grid_start grd_start; + /** DVS statistics level grid start configuration */ + struct dvs_stat_public_dvs_level_grid_end grd_end; + /** DVS statistics level grid end configuration */ +}; + +/* DVS statistics grid generated by accelerator + */ +struct ia_css_dvs_stat_grid_info { + struct dvs_stat_public_dvs_global_cfg dvs_gbl_cfg; + /** DVS statistics global configuration (kappa, match, binning) */ + struct dvs_stat_public_dvs_grd_cfg grd_cfg[IA_CSS_DVS_STAT_NUM_OF_LEVELS]; + /** DVS statistics grid configuration (blocks and grids) */ + struct dvs_stat_public_dvs_level_fe_roi_cfg + fe_roi_cfg[IA_CSS_DVS_STAT_NUM_OF_LEVELS]; + /** DVS statistics FE ROI (region of interest) configuration */ +}; + +/* DVS statistics generated by accelerator default grid info + */ +#define DEFAULT_DVS_GRID_INFO \ +(union ia_css_dvs_grid_u) { \ + .dvs_stat_grid_info = (struct ia_css_dvs_stat_grid_info) { \ + .fe_roi_cfg = { \ + [1] = (struct dvs_stat_public_dvs_level_fe_roi_cfg) { \ + .x_start = 4 \ + } \ + } \ + } \ +} + +/* Union that holds all types of DVS statistics grid info in + * CSS format + * */ +union ia_css_dvs_grid_u { + struct ia_css_dvs_stat_grid_info dvs_stat_grid_info; + /** DVS statistics produced by accelerator grid info */ + struct ia_css_dvs_grid_info dvs_grid_info; + /** DVS (DVS1/DVS2) grid info */ +}; + +#endif /* __IA_CSS_SDIS_COMMON_TYPES_H */ |