diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/isp/modes/interface/isp_const.h')
| -rw-r--r-- | drivers/staging/media/atomisp/pci/isp/modes/interface/isp_const.h | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/isp/modes/interface/isp_const.h b/drivers/staging/media/atomisp/pci/isp/modes/interface/isp_const.h new file mode 100644 index 000000000000..11e439d838ae --- /dev/null +++ b/drivers/staging/media/atomisp/pci/isp/modes/interface/isp_const.h @@ -0,0 +1,181 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/** +Support for Intel Camera Imaging ISP subsystem. +Copyright (c) 2010 - 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 _COMMON_ISP_CONST_H_ +#define _COMMON_ISP_CONST_H_ + +/*#include "isp.h"*/ /* ISP_VEC_NELEMS */ + +/* Binary independent constants */ + +#ifndef NO_HOIST +# define NO_HOIST HIVE_ATTRIBUTE((no_hoist)) +#endif + +#define NO_HOIST_CSE HIVE_ATTRIBUTE((no_hoist, no_cse)) + +#define UNION struct /* Union constructors not allowed in C++ */ + +#define XMEM_WIDTH_BITS HIVE_ISP_DDR_WORD_BITS +#define XMEM_SHORTS_PER_WORD (HIVE_ISP_DDR_WORD_BITS / 16) +#define XMEM_INTS_PER_WORD (HIVE_ISP_DDR_WORD_BITS / 32) +#define XMEM_POW2_BYTES_PER_WORD HIVE_ISP_DDR_WORD_BYTES + +#define BITS8_ELEMENTS_PER_XMEM_ADDR CEIL_DIV(XMEM_WIDTH_BITS, 8) +#define BITS16_ELEMENTS_PER_XMEM_ADDR CEIL_DIV(XMEM_WIDTH_BITS, 16) + +#if ISP_VEC_NELEMS == 64 +#define ISP_NWAY_LOG2 6 +#elif ISP_VEC_NELEMS == 32 +#define ISP_NWAY_LOG2 5 +#elif ISP_VEC_NELEMS == 16 +#define ISP_NWAY_LOG2 4 +#elif ISP_VEC_NELEMS == 8 +#define ISP_NWAY_LOG2 3 +#else +#error "isp_const.h ISP_VEC_NELEMS must be one of {8, 16, 32, 64}" +#endif + +/* ***************************** + * ISP input/output buffer sizes + * ****************************/ +/* input image */ +#define INPUT_BUF_DMA_HEIGHT 2 +#define INPUT_BUF_HEIGHT 2 /* double buffer */ +#define OUTPUT_BUF_DMA_HEIGHT 2 +#define OUTPUT_BUF_HEIGHT 2 /* double buffer */ +#define OUTPUT_NUM_TRANSFERS 4 + +/* GDC accelerator: Up/Down Scaling */ +/* These should be moved to the gdc_defs.h in the device */ +#define UDS_SCALING_N HRT_GDC_N +/* AB: This should cover the zooming up to 16MP */ +#define UDS_MAX_OXDIM 5000 +/* We support maximally 2 planes with different parameters + - luma and chroma (YUV420) */ +#define UDS_MAX_PLANES 2 +#define UDS_BLI_BLOCK_HEIGHT 2 +#define UDS_BCI_BLOCK_HEIGHT 4 +#define UDS_BLI_INTERP_ENVELOPE 1 +#define UDS_BCI_INTERP_ENVELOPE 3 +#define UDS_MAX_ZOOM_FAC 64 +/* Make it always one FPGA vector. + Four FPGA vectors are required and + four of them fit in one ASIC vector.*/ +#define UDS_MAX_CHUNKS 16 + +#define ISP_LEFT_PADDING _ISP_LEFT_CROP_EXTRA(ISP_LEFT_CROPPING) +#define ISP_LEFT_PADDING_VECS CEIL_DIV(ISP_LEFT_PADDING, ISP_VEC_NELEMS) +/* in case of continuous the croppong of the current binary doesn't matter for the buffer calculation, but the cropping of the sp copy should be used */ +#define ISP_LEFT_PADDING_CONT _ISP_LEFT_CROP_EXTRA(SH_CSS_MAX_LEFT_CROPPING) +#define ISP_LEFT_PADDING_VECS_CONT CEIL_DIV(ISP_LEFT_PADDING_CONT, ISP_VEC_NELEMS) + +#define CEIL_ROUND_DIV_STRIPE(width, stripe, padding) \ + CEIL_MUL(padding + CEIL_DIV(width - padding, stripe), ((ENABLE_RAW_BINNING || ENABLE_FIXED_BAYER_DS) ? 4 : 2)) + +/* output (Y,U,V) image, 4:2:0 */ +#define MAX_VECTORS_PER_LINE \ + CEIL_ROUND_DIV_STRIPE(CEIL_DIV(ISP_MAX_INTERNAL_WIDTH, ISP_VEC_NELEMS), \ + ISP_NUM_STRIPES, \ + ISP_LEFT_PADDING_VECS) + +/* + * ITERATOR_VECTOR_INCREMENT' explanation: + * when striping an even number of iterations, one of the stripes is + * one iteration wider than the other to account for overlap + * so the calc for the output buffer vmem size is: + * ((width[vectors]/num_of_stripes) + 2[vectors]) + */ +#define MAX_VECTORS_PER_OUTPUT_LINE \ + CEIL_DIV(CEIL_DIV(ISP_MAX_OUTPUT_WIDTH, ISP_NUM_STRIPES) + ISP_LEFT_PADDING, ISP_VEC_NELEMS) + +/* Must be even due to interlaced bayer input */ +#define MAX_VECTORS_PER_INPUT_LINE CEIL_MUL((CEIL_DIV(ISP_MAX_INPUT_WIDTH, ISP_VEC_NELEMS) + ISP_LEFT_PADDING_VECS), 2) +#define MAX_VECTORS_PER_INPUT_STRIPE CEIL_ROUND_DIV_STRIPE(MAX_VECTORS_PER_INPUT_LINE, \ + ISP_NUM_STRIPES, \ + ISP_LEFT_PADDING_VECS) + +/* Add 2 for left croppping */ +#define MAX_SP_RAW_COPY_VECTORS_PER_INPUT_LINE (CEIL_DIV(ISP_MAX_INPUT_WIDTH, ISP_VEC_NELEMS) + 2) + +#define MAX_VECTORS_PER_BUF_LINE \ + (MAX_VECTORS_PER_LINE + DUMMY_BUF_VECTORS) +#define MAX_VECTORS_PER_BUF_INPUT_LINE \ + (MAX_VECTORS_PER_INPUT_STRIPE + DUMMY_BUF_VECTORS) +#define MAX_OUTPUT_Y_FRAME_WIDTH \ + (MAX_VECTORS_PER_LINE * ISP_VEC_NELEMS) +#define MAX_OUTPUT_Y_FRAME_SIMDWIDTH \ + MAX_VECTORS_PER_LINE +#define MAX_OUTPUT_C_FRAME_WIDTH \ + (MAX_OUTPUT_Y_FRAME_WIDTH / 2) +#define MAX_OUTPUT_C_FRAME_SIMDWIDTH \ + CEIL_DIV(MAX_OUTPUT_C_FRAME_WIDTH, ISP_VEC_NELEMS) + +/* should be even */ +#define NO_CHUNKING (OUTPUT_NUM_CHUNKS == 1) + +#define MAX_VECTORS_PER_CHUNK \ + (NO_CHUNKING ? MAX_VECTORS_PER_LINE \ + : 2 * CEIL_DIV(MAX_VECTORS_PER_LINE, \ + 2 * OUTPUT_NUM_CHUNKS)) + +#define MAX_C_VECTORS_PER_CHUNK \ + (MAX_VECTORS_PER_CHUNK / 2) + +/* should be even */ +#define MAX_VECTORS_PER_OUTPUT_CHUNK \ + (NO_CHUNKING ? MAX_VECTORS_PER_OUTPUT_LINE \ + : 2 * CEIL_DIV(MAX_VECTORS_PER_OUTPUT_LINE, \ + 2 * OUTPUT_NUM_CHUNKS)) + +#define MAX_C_VECTORS_PER_OUTPUT_CHUNK \ + (MAX_VECTORS_PER_OUTPUT_CHUNK / 2) + +/* should be even */ +#define MAX_VECTORS_PER_INPUT_CHUNK \ + (INPUT_NUM_CHUNKS == 1 ? MAX_VECTORS_PER_INPUT_STRIPE \ + : 2 * CEIL_DIV(MAX_VECTORS_PER_INPUT_STRIPE, \ + 2 * OUTPUT_NUM_CHUNKS)) + +#define DEFAULT_C_SUBSAMPLING 2 + +/****** DMA buffer properties */ + +#define RAW_BUF_LINES ((ENABLE_RAW_BINNING || ENABLE_FIXED_BAYER_DS) ? 4 : 2) + +#define RAW_BUF_STRIDE \ + (BINARY_ID == SH_CSS_BINARY_ID_POST_ISP ? MAX_VECTORS_PER_INPUT_CHUNK : \ + ISP_NUM_STRIPES > 1 ? MAX_VECTORS_PER_INPUT_STRIPE + _ISP_EXTRA_PADDING_VECS : \ + !ENABLE_CONTINUOUS ? MAX_VECTORS_PER_INPUT_LINE : \ + MAX_VECTORS_PER_INPUT_CHUNK) + +/* [isp vmem] table size[vectors] per line per color (GR,R,B,GB), + multiples of NWAY */ +#define ISP2400_SCTBL_VECTORS_PER_LINE_PER_COLOR \ + CEIL_DIV(ISP2400_SH_CSS_MAX_SCTBL_WIDTH_PER_COLOR, ISP_VEC_NELEMS) +#define ISP2401_SCTBL_VECTORS_PER_LINE_PER_COLOR \ + CEIL_DIV(ISP2401_SH_CSS_MAX_SCTBL_WIDTH_PER_COLOR, ISP_VEC_NELEMS) +/* [isp vmem] table size[vectors] per line for 4colors (GR,R,B,GB), + multiples of NWAY */ +#define SCTBL_VECTORS_PER_LINE \ + (SCTBL_VECTORS_PER_LINE_PER_COLOR * IA_CSS_SC_NUM_COLORS) + +/*************/ + +/* Format for fixed primaries */ + +#define ISP_FIXED_PRIMARY_FORMAT IA_CSS_FRAME_FORMAT_NV12 + +#endif /* _COMMON_ISP_CONST_H_ */ |