diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/sh_css_defs.h')
-rw-r--r-- | drivers/staging/media/atomisp/pci/sh_css_defs.h | 410 |
1 files changed, 410 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/sh_css_defs.h b/drivers/staging/media/atomisp/pci/sh_css_defs.h new file mode 100644 index 000000000000..fcd5081edf82 --- /dev/null +++ b/drivers/staging/media/atomisp/pci/sh_css_defs.h @@ -0,0 +1,410 @@ +/* + * 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 _SH_CSS_DEFS_H_ +#define _SH_CSS_DEFS_H_ + +#include "isp.h" + +/*#include "vamem.h"*/ /* Cannot include for VAMEM properties this file is visible on ISP -> pipeline generator */ + +#include "math_support.h" /* max(), min, etc etc */ + +/* ID's for refcount */ +#define IA_CSS_REFCOUNT_PARAM_SET_POOL 0xCAFE0001 +#define IA_CSS_REFCOUNT_PARAM_BUFFER 0xCAFE0002 + +/* Digital Image Stabilization */ +#define SH_CSS_DIS_DECI_FACTOR_LOG2 6 + +/* UV offset: 1:uv=-128...127, 0:uv=0...255 */ +#define SH_CSS_UV_OFFSET_IS_0 0 + +/* Bits of bayer is adjusted as 13 in ISP */ +#define SH_CSS_BAYER_BITS 13 + +/* Max value of bayer data (unsigned 13bit in ISP) */ +#define SH_CSS_BAYER_MAXVAL ((1U << SH_CSS_BAYER_BITS) - 1) + +/* Bits of yuv in ISP */ +#define SH_CSS_ISP_YUV_BITS 8 + +#define SH_CSS_DP_GAIN_SHIFT 5 +#define SH_CSS_BNR_GAIN_SHIFT 13 +#define SH_CSS_YNR_GAIN_SHIFT 13 +#define SH_CSS_AE_YCOEF_SHIFT 13 +#define SH_CSS_AF_FIR_SHIFT 13 +#define SH_CSS_YEE_DETAIL_GAIN_SHIFT 8 /* [u5.8] */ +#define SH_CSS_YEE_SCALE_SHIFT 8 +#define SH_CSS_TNR_COEF_SHIFT 13 +#define SH_CSS_MACC_COEF_SHIFT 11 /* [s2.11] for ISP1 */ +#define SH_CSS_MACC2_COEF_SHIFT 13 /* [s[exp].[13-exp]] for ISP2 */ +#define SH_CSS_DIS_COEF_SHIFT 13 + +/* enumeration of the bayer downscale factors. When a binary supports multiple + * factors, the OR of these defines is used to build the mask of supported + * factors. The BDS factor is used in pre-processor expressions so we cannot + * use an enum here. */ +#define SH_CSS_BDS_FACTOR_1_00 (0) +#define SH_CSS_BDS_FACTOR_1_25 (1) +#define SH_CSS_BDS_FACTOR_1_50 (2) +#define SH_CSS_BDS_FACTOR_2_00 (3) +#define SH_CSS_BDS_FACTOR_2_25 (4) +#define SH_CSS_BDS_FACTOR_2_50 (5) +#define SH_CSS_BDS_FACTOR_3_00 (6) +#define SH_CSS_BDS_FACTOR_4_00 (7) +#define SH_CSS_BDS_FACTOR_4_50 (8) +#define SH_CSS_BDS_FACTOR_5_00 (9) +#define SH_CSS_BDS_FACTOR_6_00 (10) +#define SH_CSS_BDS_FACTOR_8_00 (11) +#define NUM_BDS_FACTORS (12) + +#define PACK_BDS_FACTOR(factor) (1 << (factor)) + +/* Following macros should match with the type enum ia_css_pipe_version in + * ia_css_pipe_public.h. The reason to add these macros is that enum type + * will be evaluted to 0 in preprocessing time. */ +#define SH_CSS_ISP_PIPE_VERSION_1 1 +#define SH_CSS_ISP_PIPE_VERSION_2_2 2 +#define SH_CSS_ISP_PIPE_VERSION_2_6_1 3 +#define SH_CSS_ISP_PIPE_VERSION_2_7 4 + +/*--------------- sRGB Gamma ----------------- +CCM : YCgCo[0,8191] -> RGB[0,4095] +sRGB Gamma : RGB [0,4095] -> RGB[0,8191] +CSC : RGB [0,8191] -> YUV[0,8191] + +CCM: +Y[0,8191],CgCo[-4096,4095],coef[-8192,8191] -> RGB[0,4095] + +sRGB Gamma: +RGB[0,4095] -(interpolation step16)-> RGB[0,255] -(LUT 12bit)-> RGB[0,4095] -> RGB[0,8191] + +CSC: +RGB[0,8191],coef[-8192,8191] -> RGB[0,8191] +--------------------------------------------*/ +/* Bits of input/output of sRGB Gamma */ +#define SH_CSS_RGB_GAMMA_INPUT_BITS 12 /* [0,4095] */ +#define SH_CSS_RGB_GAMMA_OUTPUT_BITS 13 /* [0,8191] */ + +/* Bits of fractional part of interpolation in vamem, [0,4095]->[0,255] */ +#define SH_CSS_RGB_GAMMA_FRAC_BITS \ + (SH_CSS_RGB_GAMMA_INPUT_BITS - SH_CSS_ISP_RGB_GAMMA_TABLE_SIZE_LOG2) +#define SH_CSS_RGB_GAMMA_ONE BIT(SH_CSS_RGB_GAMMA_FRAC_BITS) + +/* Bits of input of CCM, = 13, Y[0,8191],CgCo[-4096,4095] */ +#define SH_CSS_YUV2RGB_CCM_INPUT_BITS SH_CSS_BAYER_BITS + +/* Bits of output of CCM, = 12, RGB[0,4095] */ +#define SH_CSS_YUV2RGB_CCM_OUTPUT_BITS SH_CSS_RGB_GAMMA_INPUT_BITS + +/* Maximum value of output of CCM */ +#define SH_CSS_YUV2RGB_CCM_MAX_OUTPUT \ + ((1 << SH_CSS_YUV2RGB_CCM_OUTPUT_BITS) - 1) + +#define SH_CSS_NUM_INPUT_BUF_LINES 4 + +/* Left cropping only applicable for sufficiently large nway */ +#if ISP_VEC_NELEMS == 16 +#define SH_CSS_MAX_LEFT_CROPPING 0 +#define SH_CSS_MAX_TOP_CROPPING 0 +#else +#define SH_CSS_MAX_LEFT_CROPPING 12 +#define SH_CSS_MAX_TOP_CROPPING 12 +#endif + +#define SH_CSS_SP_MAX_WIDTH 1280 + +/* This is the maximum grid we can handle in the ISP binaries. + * The host code makes sure no bigger grid is ever selected. */ +#define SH_CSS_MAX_BQ_GRID_WIDTH 80 +#define SH_CSS_MAX_BQ_GRID_HEIGHT 60 + +/* The minimum dvs envelope is 12x12(for IPU2) to make sure the + * invalid rows/columns that result from filter initialization are skipped. */ +#define SH_CSS_MIN_DVS_ENVELOPE 12U + +/* The FPGA system (vec_nelems == 16) only supports upto 5MP */ +#if ISP_VEC_NELEMS == 16 +#define SH_CSS_MAX_SENSOR_WIDTH 2560 +#define SH_CSS_MAX_SENSOR_HEIGHT 1920 +#else +#define SH_CSS_MAX_SENSOR_WIDTH 4608 +#define SH_CSS_MAX_SENSOR_HEIGHT 3450 +#endif + +/* Limited to reduce vmem pressure */ +#if ISP_VMEM_DEPTH >= 3072 +#define SH_CSS_MAX_CONTINUOUS_SENSOR_WIDTH SH_CSS_MAX_SENSOR_WIDTH +#define SH_CSS_MAX_CONTINUOUS_SENSOR_HEIGHT SH_CSS_MAX_SENSOR_HEIGHT +#else +#define SH_CSS_MAX_CONTINUOUS_SENSOR_WIDTH 3264 +#define SH_CSS_MAX_CONTINUOUS_SENSOR_HEIGHT 2448 +#endif +/* When using bayer decimation */ +/* +#define SH_CSS_MAX_CONTINUOUS_SENSOR_WIDTH_DEC 4224 +#define SH_CSS_MAX_CONTINUOUS_SENSOR_HEIGHT_DEC 3168 +*/ +#define SH_CSS_MAX_CONTINUOUS_SENSOR_WIDTH_DEC SH_CSS_MAX_SENSOR_WIDTH +#define SH_CSS_MAX_CONTINUOUS_SENSOR_HEIGHT_DEC SH_CSS_MAX_SENSOR_HEIGHT + +#define SH_CSS_MIN_SENSOR_WIDTH 2 +#define SH_CSS_MIN_SENSOR_HEIGHT 2 + +/* +#define SH_CSS_MAX_VF_WIDTH_DEC 1920 +#define SH_CSS_MAX_VF_HEIGHT_DEC 1080 +*/ +#define SH_CSS_MAX_VF_WIDTH_DEC SH_CSS_MAX_VF_WIDTH +#define SH_CSS_MAX_VF_HEIGHT_DEC SH_CSS_MAX_VF_HEIGHT + +/* We use 16 bits per coordinate component, including integer + and fractional bits */ +#define SH_CSS_MORPH_TABLE_GRID ISP_VEC_NELEMS +#define SH_CSS_MORPH_TABLE_ELEM_BYTES 2 +#define SH_CSS_MORPH_TABLE_ELEMS_PER_DDR_WORD \ + (HIVE_ISP_DDR_WORD_BYTES / SH_CSS_MORPH_TABLE_ELEM_BYTES) + + +#define ISP2400_SH_CSS_MAX_SCTBL_WIDTH_PER_COLOR (SH_CSS_MAX_BQ_GRID_WIDTH + 1) +#define ISP2400_SH_CSS_MAX_SCTBL_HEIGHT_PER_COLOR (SH_CSS_MAX_BQ_GRID_HEIGHT + 1) + +#define ISP2400_SH_CSS_MAX_SCTBL_ALIGNED_WIDTH_PER_COLOR \ + CEIL_MUL(ISP2400_SH_CSS_MAX_SCTBL_WIDTH_PER_COLOR, ISP_VEC_NELEMS) + +/* TODO: I will move macros of "*_SCTBL_*" to SC kernel. + "+ 2" should be "+ SH_CSS_SCTBL_CENTERING_MARGIN + SH_CSS_SCTBL_LAST_GRID_COUNT". (michie, Sep/23/2014) */ +#define ISP2401_SH_CSS_MAX_SCTBL_WIDTH_PER_COLOR (SH_CSS_MAX_BQ_GRID_WIDTH + 2) +#define ISP2401_SH_CSS_MAX_SCTBL_HEIGHT_PER_COLOR (SH_CSS_MAX_BQ_GRID_HEIGHT + 2) + +#define ISP2401_SH_CSS_MAX_SCTBL_ALIGNED_WIDTH_PER_COLOR \ + CEIL_MUL(ISP2400_SH_CSS_MAX_SCTBL_WIDTH_PER_COLOR, ISP_VEC_NELEMS) + +/* Each line of this table is aligned to the maximum line width. */ +#define SH_CSS_MAX_S3ATBL_WIDTH SH_CSS_MAX_BQ_GRID_WIDTH + +/* Video mode specific DVS define */ +/* The video binary supports a delay of 1 or 2 frames */ +#define VIDEO_FRAME_DELAY 2 +/* +1 because DVS reads the previous and writes the current frame concurrently */ +#define MAX_NUM_VIDEO_DELAY_FRAMES (VIDEO_FRAME_DELAY + 1) + +/* Preview mode specific DVS define. */ +/* In preview we only need GDC functionality (and not the DVS functionality) */ +/* The minimum number of DVS frames you need is 2, one were GDC reads from and another where GDC writes into */ +#define NUM_PREVIEW_DVS_FRAMES (2) + +/* TNR is no longer exclusive to video, SkyCam preview has TNR too (same kernel as video). + * All uses the generic define NUM_TNR_FRAMES. The define NUM_VIDEO_TNR_FRAMES has been deprecated. + * + * Notes + * 1) The value depends on the used TNR kernel and is not something that depends on the mode + * and it is not something you just could choice. + * 2) For the luma only pipeline a version that supports two different sets of TNR reference frames + * is being used. + *. + */ +#define NUM_VALID_TNR_REF_FRAMES (1) /* At least one valid TNR reference frame is required */ +#define NUM_TNR_FRAMES_PER_REF_BUF_SET (2) +/* In luma-only mode alternate illuminated frames are supported, that requires two double buffers */ +#define NUM_TNR_REF_BUF_SETS (1) + +#define NUM_TNR_FRAMES (NUM_TNR_FRAMES_PER_REF_BUF_SET * NUM_TNR_REF_BUF_SETS) + +#define NUM_VIDEO_TNR_FRAMES 2 + +#define MAX_NUM_DELAY_FRAMES MAX(MAX_NUM_VIDEO_DELAY_FRAMES, NUM_PREVIEW_DVS_FRAMES) + +/* Note that this is the define used to configure all data structures common for all modes */ +/* It should be equal or bigger to the max number of DVS frames for all possible modes */ +/* Rules: these implement logic shared between the host code and ISP firmware. + The ISP firmware needs these rules to be applied at pre-processor time, + that's why these are macros, not functions. */ +#define _ISP_BQS(num) ((num) / 2) +#define _ISP_VECS(width) CEIL_DIV(width, ISP_VEC_NELEMS) + +#define ISP_BQ_GRID_WIDTH(elements_per_line, deci_factor_log2) \ + CEIL_SHIFT(elements_per_line / 2, deci_factor_log2) +#define ISP_BQ_GRID_HEIGHT(lines_per_frame, deci_factor_log2) \ + CEIL_SHIFT(lines_per_frame / 2, deci_factor_log2) +#define ISP_C_VECTORS_PER_LINE(elements_per_line) \ + _ISP_VECS(elements_per_line / 2) + +/* The morphing table is similar to the shading table in the sense that we + have 1 more value than we have cells in the grid. */ +#define _ISP_MORPH_TABLE_WIDTH(int_width) \ + (CEIL_DIV(int_width, SH_CSS_MORPH_TABLE_GRID) + 1) +#define _ISP_MORPH_TABLE_HEIGHT(int_height) \ + (CEIL_DIV(int_height, SH_CSS_MORPH_TABLE_GRID) + 1) +#define _ISP_MORPH_TABLE_ALIGNED_WIDTH(width) \ + CEIL_MUL(_ISP_MORPH_TABLE_WIDTH(width), \ + SH_CSS_MORPH_TABLE_ELEMS_PER_DDR_WORD) + +#define _ISP2400_SCTBL_WIDTH_PER_COLOR(input_width, deci_factor_log2) \ + (ISP_BQ_GRID_WIDTH(input_width, deci_factor_log2) + 1) +#define _ISP2400_SCTBL_HEIGHT(input_height, deci_factor_log2) \ + (ISP_BQ_GRID_HEIGHT(input_height, deci_factor_log2) + 1) +#define _ISP2400_SCTBL_ALIGNED_WIDTH_PER_COLOR(input_width, deci_factor_log2) \ + CEIL_MUL(_ISP_SCTBL_WIDTH_PER_COLOR(input_width, deci_factor_log2), \ + ISP_VEC_NELEMS) + +/* To position the shading center grid point on the center of output image, + * one more grid cell is needed as margin. */ +#define SH_CSS_SCTBL_CENTERING_MARGIN 1 + +/* The shading table width and height are the number of grids, not cells. The last grid should be counted. */ +#define SH_CSS_SCTBL_LAST_GRID_COUNT 1 + +/* Number of horizontal grids per color in the shading table. */ +#define _ISP2401_SCTBL_WIDTH_PER_COLOR(input_width, deci_factor_log2) \ + (ISP_BQ_GRID_WIDTH(input_width, deci_factor_log2) + \ + SH_CSS_SCTBL_CENTERING_MARGIN + SH_CSS_SCTBL_LAST_GRID_COUNT) + +/* Number of vertical grids per color in the shading table. */ +#define _ISP2401_SCTBL_HEIGHT(input_height, deci_factor_log2) \ + (ISP_BQ_GRID_HEIGHT(input_height, deci_factor_log2) + \ + SH_CSS_SCTBL_CENTERING_MARGIN + SH_CSS_SCTBL_LAST_GRID_COUNT) + + +/* ISP2401: Legacy API: Number of horizontal grids per color in the shading table. */ +#define _ISP_SCTBL_LEGACY_WIDTH_PER_COLOR(input_width, deci_factor_log2) \ + (ISP_BQ_GRID_WIDTH(input_width, deci_factor_log2) + SH_CSS_SCTBL_LAST_GRID_COUNT) + +/* ISP2401: Legacy API: Number of vertical grids per color in the shading table. */ +#define _ISP_SCTBL_LEGACY_HEIGHT(input_height, deci_factor_log2) \ + (ISP_BQ_GRID_HEIGHT(input_height, deci_factor_log2) + SH_CSS_SCTBL_LAST_GRID_COUNT) + + +/* ***************************************************************** + * Statistics for 3A (Auto Focus, Auto White Balance, Auto Exposure) + * *****************************************************************/ +/* if left cropping is used, 3A statistics are also cropped by 2 vectors. */ +#define _ISP_S3ATBL_WIDTH(in_width, deci_factor_log2) \ + (_ISP_BQS(in_width) >> deci_factor_log2) +#define _ISP_S3ATBL_HEIGHT(in_height, deci_factor_log2) \ + (_ISP_BQS(in_height) >> deci_factor_log2) +#define _ISP_S3A_ELEMS_ISP_WIDTH(width, left_crop) \ + (width - ((left_crop) ? 2 * ISP_VEC_NELEMS : 0)) + +#define _ISP_S3ATBL_ISP_WIDTH(in_width, deci_factor_log2) \ + CEIL_SHIFT(_ISP_BQS(in_width), deci_factor_log2) +#define _ISP_S3ATBL_ISP_HEIGHT(in_height, deci_factor_log2) \ + CEIL_SHIFT(_ISP_BQS(in_height), deci_factor_log2) +#define ISP_S3ATBL_VECTORS \ + _ISP_VECS(SH_CSS_MAX_S3ATBL_WIDTH * \ + (sizeof(struct ia_css_3a_output) / sizeof(int32_t))) +#define ISP_S3ATBL_HI_LO_STRIDE \ + (ISP_S3ATBL_VECTORS * ISP_VEC_NELEMS) +#define ISP_S3ATBL_HI_LO_STRIDE_BYTES \ + (sizeof(unsigned short) * ISP_S3ATBL_HI_LO_STRIDE) + +/* Viewfinder support */ +#define __ISP_MAX_VF_OUTPUT_WIDTH(width, left_crop) \ + (width - 2 * ISP_VEC_NELEMS + ((left_crop) ? 2 * ISP_VEC_NELEMS : 0)) + +#define __ISP_VF_OUTPUT_WIDTH_VECS(out_width, vf_log_downscale) \ + (_ISP_VECS((out_width) >> (vf_log_downscale))) + +#define _ISP_VF_OUTPUT_WIDTH(vf_out_vecs) ((vf_out_vecs) * ISP_VEC_NELEMS) +#define _ISP_VF_OUTPUT_HEIGHT(out_height, vf_log_ds) \ + ((out_height) >> (vf_log_ds)) + +#define _ISP_LOG_VECTOR_STEP(mode) \ + ((mode) == IA_CSS_BINARY_MODE_CAPTURE_PP ? 2 : 1) + +/* It is preferred to have not more than 2x scaling at one step + * in GDC (assumption is for capture_pp and yuv_scale stages) */ +#define MAX_PREFERRED_YUV_DS_PER_STEP 2 + +/* Rules for computing the internal width. This is extremely complicated + * and definitely needs to be commented and explained. */ +#define _ISP_LEFT_CROP_EXTRA(left_crop) ((left_crop) > 0 ? 2 * ISP_VEC_NELEMS : 0) + +#define __ISP_MIN_INTERNAL_WIDTH(num_chunks, pipelining, mode) \ + ((num_chunks) * (pipelining) * (1 << _ISP_LOG_VECTOR_STEP(mode)) * \ + ISP_VEC_NELEMS) + +#define __ISP_PADDED_OUTPUT_WIDTH(out_width, dvs_env_width, left_crop) \ + ((out_width) + MAX(dvs_env_width, _ISP_LEFT_CROP_EXTRA(left_crop))) + +#define __ISP_CHUNK_STRIDE_ISP(mode) \ + ((1 << _ISP_LOG_VECTOR_STEP(mode)) * ISP_VEC_NELEMS) + +#define __ISP_CHUNK_STRIDE_DDR(c_subsampling, num_chunks) \ + ((c_subsampling) * (num_chunks) * HIVE_ISP_DDR_WORD_BYTES) +#define __ISP_INTERNAL_WIDTH(out_width, \ + dvs_env_width, \ + left_crop, \ + mode, \ + c_subsampling, \ + num_chunks, \ + pipelining) \ + CEIL_MUL2(CEIL_MUL2(MAX(__ISP_PADDED_OUTPUT_WIDTH(out_width, \ + dvs_env_width, \ + left_crop), \ + __ISP_MIN_INTERNAL_WIDTH(num_chunks, \ + pipelining, \ + mode) \ + ), \ + __ISP_CHUNK_STRIDE_ISP(mode) \ + ), \ + __ISP_CHUNK_STRIDE_DDR(c_subsampling, num_chunks) \ + ) + +#define __ISP_INTERNAL_HEIGHT(out_height, dvs_env_height, top_crop) \ + ((out_height) + (dvs_env_height) + top_crop) + +/* @GC: Input can be up to sensor resolution when either bayer downscaling + * or raw binning is enabled. + * Also, during continuous mode, we need to align to 4*NWAY since input + * should support binning */ +#define _ISP_MAX_INPUT_WIDTH(max_internal_width, enable_ds, enable_fixed_bayer_ds, enable_raw_bin, \ + enable_continuous) \ + ((enable_ds) ? \ + SH_CSS_MAX_SENSOR_WIDTH :\ + (enable_fixed_bayer_ds) ? \ + CEIL_MUL(SH_CSS_MAX_CONTINUOUS_SENSOR_WIDTH_DEC, 4 * ISP_VEC_NELEMS) : \ + (enable_raw_bin) ? \ + CEIL_MUL(SH_CSS_MAX_CONTINUOUS_SENSOR_WIDTH, 4 * ISP_VEC_NELEMS) : \ + (enable_continuous) ? \ + SH_CSS_MAX_CONTINUOUS_SENSOR_WIDTH \ + : max_internal_width) + +#define _ISP_INPUT_WIDTH(internal_width, ds_input_width, enable_ds) \ + ((enable_ds) ? (ds_input_width) : (internal_width)) + +#define _ISP_MAX_INPUT_HEIGHT(max_internal_height, enable_ds, enable_fixed_bayer_ds, enable_raw_bin, \ + enable_continuous) \ + ((enable_ds) ? \ + SH_CSS_MAX_SENSOR_HEIGHT :\ + (enable_fixed_bayer_ds) ? \ + SH_CSS_MAX_CONTINUOUS_SENSOR_HEIGHT_DEC : \ + (enable_raw_bin || enable_continuous) ? \ + SH_CSS_MAX_CONTINUOUS_SENSOR_HEIGHT \ + : max_internal_height) + +#define _ISP_INPUT_HEIGHT(internal_height, ds_input_height, enable_ds) \ + ((enable_ds) ? (ds_input_height) : (internal_height)) + +#define SH_CSS_MAX_STAGES 8 /* primary_stage[1-6], capture_pp, vf_pp */ + +/* For CSI2+ input system, it requires extra paddinga from vmem */ +#ifdef CONFIG_CSI2_PLUS +#define _ISP_EXTRA_PADDING_VECS 2 +#else +#define _ISP_EXTRA_PADDING_VECS 0 +#endif /* CONFIG_CSI2_PLUS */ + +#endif /* _SH_CSS_DEFS_H_ */ |