linux/drivers/staging/media/atomisp/pci/isp/kernels/xnr/xnr_1.0/ia_css_xnr.host.c

// 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.
 */

#include "ia_css_types.h"
#include "sh_css_defs.h"
#include "ia_css_debug.h"
#include "sh_css_frac.h"

#include "ia_css_xnr.host.h"

const struct ia_css_xnr_config default_xnr_config = {
	/* default threshold 6400 translates to 25 on ISP. */
	6400
};

void
ia_css_xnr_table_vamem_encode(
    struct sh_css_isp_xnr_vamem_params *to,
    const struct ia_css_xnr_table *from,
    unsigned int size)
{
	(void)size;
	memcpy(&to->xnr,  &from->data, sizeof(to->xnr));
}

void
ia_css_xnr_encode(
    struct sh_css_isp_xnr_params *to,
    const struct ia_css_xnr_config *from,
    unsigned int size)
{
	(void)size;

	to->threshold =
	    (uint16_t)uDIGIT_FITTING(from->threshold, 16, SH_CSS_ISP_YUV_BITS);
}

void
ia_css_xnr_table_debug_dtrace(
    const struct ia_css_xnr_table *config,
    unsigned int level)
{
	(void)config;
	(void)level;
}

void
ia_css_xnr_debug_dtrace(
    const struct ia_css_xnr_config *config,
    unsigned int level)
{
	ia_css_debug_dtrace(level,
			    "config.threshold=%d\n", config->threshold);
}