/* SPDX-License-Identifier: GPL-2.0 */ /* * 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_SC_PARAM_H #define __IA_CSS_SC_PARAM_H #include "type_support.h" /* SC (Shading Corrction) */ struct sh_css_isp_sc_params { … }; /* Number of horizontal slice times for interpolated gain: * * The start position of the internal frame does not match the start position of the shading table. * To get a vector of shading gains (interpolated horizontally and vertically) * which matches a vector on the internal frame, * vec_slice is used for 2 adjacent vectors of shading gains. * The number of shift times by vec_slice is 8. * Max grid cell bqs to support the shading table centerting: N = 32 * CEIL_DIV(N-1, ISP_SLICE_NELEMS) = CEIL_DIV(31, 4) = 8 */ #define SH_CSS_SC_INTERPED_GAIN_HOR_SLICE_TIMES … struct sh_css_isp_sc_isp_config { … }; #endif /* __IA_CSS_SC_PARAM_H */
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