/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Support for Intel Camera Imaging ISP subsystem.
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* Copyright (c) 2015, Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#ifndef _SH_CSS_PARAMS_DVS_H_
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#define _SH_CSS_PARAMS_DVS_H_
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#include <math_support.h>
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#include <ia_css_types.h>
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#include <sh_css_dvs_info.h>
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#include "gdc_global.h" /* gdc_warp_param_mem_t */
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#define DVS_ENV_MIN_X (12)
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#define DVS_ENV_MIN_Y (12)
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#define DVS_BLOCKDIM_X (64) /* X block height*/
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#define DVS_BLOCKDIM_Y_LUMA (64) /* Y block height*/
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#define DVS_BLOCKDIM_Y_CHROMA (32) /* UV height block size is half the Y block height*/
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/* ISP2400 */
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/* horizontal 64x64 blocks round up to DVS_BLOCKDIM_X, make even */
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#define DVS_NUM_BLOCKS_X(X) (CEIL_MUL(CEIL_DIV((X), DVS_BLOCKDIM_X), 2))
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/* ISP2400 */
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/* vertical 64x64 blocks round up to DVS_BLOCKDIM_Y */
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#define DVS_NUM_BLOCKS_Y(X) (CEIL_DIV((X), DVS_BLOCKDIM_Y_LUMA))
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#define DVS_NUM_BLOCKS_X_CHROMA(X) (CEIL_DIV((X), DVS_BLOCKDIM_X))
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#define DVS_NUM_BLOCKS_Y_CHROMA(X) (CEIL_DIV((X), DVS_BLOCKDIM_Y_CHROMA))
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#define DVS_TABLE_IN_BLOCKDIM_X_LUMA(X) (DVS_NUM_BLOCKS_X(X) + 1) /* N blocks have N + 1 set of coords */
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#define DVS_TABLE_IN_BLOCKDIM_X_CHROMA(X) (DVS_NUM_BLOCKS_X_CHROMA(X) + 1)
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#define DVS_TABLE_IN_BLOCKDIM_Y_LUMA(X) (DVS_NUM_BLOCKS_Y(X) + 1)
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#define DVS_TABLE_IN_BLOCKDIM_Y_CHROMA(X) (DVS_NUM_BLOCKS_Y_CHROMA(X) + 1)
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#define DVS_ENVELOPE_X(X) (((X) == 0) ? (DVS_ENV_MIN_X) : (X))
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#define DVS_ENVELOPE_Y(X) (((X) == 0) ? (DVS_ENV_MIN_Y) : (X))
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#define DVS_COORD_FRAC_BITS (10)
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/* ISP2400 */
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#define DVS_INPUT_BYTES_PER_PIXEL (1)
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#define XMEM_ALIGN_LOG2 (5)
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#define DVS_6AXIS_COORDS_ELEMS CEIL_MUL(sizeof(gdc_warp_param_mem_t) \
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, HIVE_ISP_DDR_WORD_BYTES)
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/* currently we only support two output with the same resolution, output 0 is th default one. */
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#define DVS_6AXIS_BYTES(binary) \
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(DVS_6AXIS_COORDS_ELEMS \
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* DVS_NUM_BLOCKS_X((binary)->out_frame_info[0].res.width) \
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* DVS_NUM_BLOCKS_Y((binary)->out_frame_info[0].res.height))
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/*
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* ISP2400:
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* Bilinear interpolation (HRT_GDC_BLI_MODE) is the supported method currently.
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* Bicubic interpolation (HRT_GDC_BCI_MODE) is not supported yet */
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#define DVS_GDC_INTERP_METHOD HRT_GDC_BLI_MODE
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struct ia_css_dvs_6axis_config *
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generate_dvs_6axis_table(const struct ia_css_resolution *frame_res,
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const struct ia_css_resolution *dvs_offset);
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struct ia_css_dvs_6axis_config *
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generate_dvs_6axis_table_from_config(struct ia_css_dvs_6axis_config
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*dvs_config_src);
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void
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free_dvs_6axis_table(struct ia_css_dvs_6axis_config **dvs_6axis_config);
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void
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copy_dvs_6axis_table(struct ia_css_dvs_6axis_config *dvs_config_dst,
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const struct ia_css_dvs_6axis_config *dvs_config_src);
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#endif
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