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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_hsv_block(struct isp_io_param *param)
{
int32_t ret = 0;
int32_t buf_size = 0;
unsigned long dst_addr = 0;
struct isp_dev_hsv_info_v1 hsv_info;
void *data_ptr = NULL;
memset(&hsv_info, 0x00, sizeof(hsv_info));
ret = copy_from_user((void *)&hsv_info, param->property_param, sizeof(hsv_info));
if (0 != ret) {
printk("isp_k_hsv_block: copy error, ret=0x%x\n", (uint32_t)ret);
return -1;
}
#ifdef CONFIG_64BIT
data_ptr = (void*)(((unsigned long)hsv_info.data_ptr[1] << 32) | hsv_info.data_ptr[0]);
#else
data_ptr = (void*)(hsv_info.data_ptr[0]);
#endif
buf_size = ISP_HSV_ITEM * 4;
if (NULL == data_ptr || hsv_info.size > buf_size) {
printk("isp_k_hsv_block : memory error %p %x \n",
data_ptr, hsv_info.size);
return -1;
}
if (hsv_info.buf_sel << 1 & BIT_1) {
dst_addr = ISP_HSV_BUF1_OUTPUT;
} else {
dst_addr = ISP_HSV_BUF0_OUTPUT;
}
ret = copy_from_user((void *)dst_addr, data_ptr, hsv_info.size);
if (0 != ret) {
printk("isp_k_hsv_block: copy error 0x%x \n",(uint32_t)ret);
return -1;
}
REG_MWR(ISP_HSV_PARAM, BIT_1, hsv_info.buf_sel << 1);
REG_MWR(ISP_HSV_PARAM, BIT_0, hsv_info.bypass);
return ret;
}
int32_t isp_k_cfg_hsv(struct isp_io_param *param)
{
int32_t ret = 0;
if (!param) {
printk("isp_k_cfg_hsv: param is null error.\n");
return -1;
}
if (NULL == param->property_param) {
printk("isp_k_cfg_hsv: property_param is null error.\n");
return -1;
}
switch(param->property) {
case ISP_PRO_HSV_BLOCK:
ret = isp_k_hsv_block(param);
break;
default:
printk("isp_k_cfg_hsv: fail cmd id:%d, not supported.\n", param->property);
break;
}
return ret;
}
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