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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"
#include "isp_drv.h"
#define ISP_3D_LUT_BUF0 0
#define ISP_3D_LUT_BUF1 1
static int32_t isp_k_ct_block(struct isp_io_param *param,
struct isp_k_private *isp_private)
{
int32_t ret = 0;
uint32_t buf_size = 0;
unsigned long dst_buf = 0;
struct isp_dev_ct_info ct_info;
void *data_ptr = NULL;
buf_size = ISP_3D_LUT_ITEM * 4;
memset(&ct_info, 0x00, sizeof(ct_info));
ret = copy_from_user((void *)&ct_info, param->property_param, sizeof(ct_info));
if (0 != ret) {
printk("isp_k_ct_block: copy error, ret=0x%x\n", (uint32_t)ret);
return -1;
}
#ifdef CONFIG_64BIT
data_ptr = (void*)(((unsigned long)ct_info.data_ptr[1] << 32) | ct_info.data_ptr[0]);
#else
data_ptr = (void*)(ct_info.data_ptr[0]);
#endif
if (NULL == data_ptr || ct_info.size > buf_size) {
printk("isp_k_ct_block: memory error: %p %x.\n",
data_ptr, ct_info.size);
}
dst_buf = ISP_3D_LUT0_OUTPUT;
isp_private->ct_load_buf_id = ISP_3D_LUT_BUF0;
ret = copy_from_user((void *)dst_buf, data_ptr, ct_info.size);
if (0 != ret) {
printk("isp_k_ct_block: copy error, ret=0x%x\n", (uint32_t)ret);
return -1;
}
//REG_MWR(ISP_CT_PARAM, BIT_1, (isp_private->ct_load_buf_id << 1));
REG_MWR(ISP_CT_PARAM, BIT_0, ct_info.bypass);
return ret;
}
int32_t isp_k_cfg_ct(struct isp_io_param *param,
struct isp_k_private *isp_private)
{
int32_t ret = 0;
if (!param) {
printk("isp_k_cfg_ct: param is null error.\n");
return -1;
}
if (NULL == param->property_param) {
printk("isp_k_cfg_ct: property_param is null error.\n");
return -1;
}
switch(param->property) {
case ISP_PRO_CT_BLOCK:
ret = isp_k_ct_block(param, isp_private);
break;
default:
printk("isp_k_cfg_ct: fail cmd id:%d, not supported.\n", param->property);
break;
}
return ret;
}
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