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/*
* Copyright (C) 2012 Spreadtrum Communications Inc.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that 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 <linux/uaccess.h>
#include <linux/sprd_mm.h>
#include <video/sprd_isp.h>
#include "isp_reg.h"
static int32_t isp_k_pre_cdn_rgb_block(struct isp_io_param *param)
{
int32_t ret = 0;
uint32_t val = 0;
struct isp_dev_pre_cdn_rgb_info pcr_info;
memset(&pcr_info, 0x00, sizeof(pcr_info));
ret = copy_from_user((void *)&pcr_info, param->property_param, sizeof(pcr_info));
if (0 != ret) {
printk("isp_k_pre_cdn_rgb_block: copy error, ret=0x%x\n", (uint32_t)ret);
return -1;
}
REG_MWR(ISP_PRECNRNEW_CFG, BIT_0, pcr_info.bypass);
REG_MWR(ISP_PRECNRNEW_CFG, 0x3 << 1, pcr_info.median_mode << 1);
val = pcr_info.median_thr & 0xFFFF;
REG_WR(ISP_PRECNRNEW_MEDIAN_THR, val);
val = (pcr_info.thru0 & 0xFFFF) | ((pcr_info.thru1 & 0xFFFF) << 16);
REG_WR(ISP_PRECNRNEW_THRU, val);
val = (pcr_info.thrv0 & 0xFFFF) | ((pcr_info.thrv1 & 0xFFFF) << 16);
REG_WR(ISP_PRECNRNEW_THRV, val);
return ret;
}
int32_t isp_k_cfg_pre_cdn_rgb(struct isp_io_param *param)
{
int32_t ret = 0;
if (!param) {
printk("isp_k_cfg_pre_cdn_rgb: param is null error.\n");
return -1;
}
if (NULL == param->property_param) {
printk("isp_k_cfg_pre_cdn_rgb: property_param is null error.\n");
return -1;
}
switch(param->property) {
case ISP_PRO_PRE_CDN_RGB_BLOCK:
ret = isp_k_pre_cdn_rgb_block(param);
break;
default:
printk("isp_k_cfg_pre_cdn_rgb: fail cmd id:%d, not supported.\n", param->property);
break;
}
return ret;
}
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