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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_cfa_block(struct isp_io_param *param)
{
int32_t ret = 0;
uint32_t val = 0;
struct isp_dev_cfa_info_v1 cfa_info;
memset(&cfa_info, 0x00, sizeof(cfa_info));
ret = copy_from_user((void *)&cfa_info, param->property_param, sizeof(cfa_info));
if (0 != ret) {
printk("isp_k_cfa_block: copy error, ret=0x%x\n", (uint32_t)ret);
return -1;
}
REG_MWR(ISP_CFAE_EE_CFG0, BIT_0, cfa_info.bypass);
REG_MWR(ISP_CFAE_EE_CFG0, 0xF<<28, cfa_info.grid_gain << 28);
REG_MWR(ISP_CFAE_EE_CFG0, 0x3<<24, cfa_info.avg_mode << 24);
REG_MWR(ISP_CFAE_EE_CFG0, 0xFFF<<12, cfa_info.gbuf_addr_max << 12);
REG_MWR(ISP_CFAE_EE_CFG0, BIT_1, cfa_info.ee_bypass << 1);
REG_MWR(ISP_CFAE_EE_CFG0, 0x3F<<4, cfa_info.doee_base << 4);
REG_MWR(ISP_CFAE_EE_CFG1, 0xF<<16, cfa_info.inter_chl_gain << 16);
val = (cfa_info.cfa_uni_dir_intplt_tr & 0xFFFF) | ((cfa_info.cfai_ee_uni_dir_tr & 0xFFFF) << 16);
REG_WR(ISP_CFAE_THRD_0,val);
val = (cfa_info.cfai_ee_edge_tr & 0xFFF) | ((cfa_info.cfai_ee_diagonal_tr & 0xFFF) << 16);
REG_WR(ISP_CFAE_THRD_1,val);
val =(cfa_info.cfai_ee_grid_tr & 0xFFF) | ((cfa_info.cfai_doee_clip_tr & 0x3F) << 12)
| ((cfa_info.cfai_ee_saturation_level & 0x3FF) << 22);
REG_WR(ISP_CFAE_THRD_2,val);
val = (cfa_info.plt_diff_tr & 0xFFFF) | ((cfa_info.grid_min_tr & 0xFFFF) << 16);
REG_WR(ISP_CFAE_THRD_3,val);
val = (cfa_info.strength_tr_neg & 0xFFFF) | ((cfa_info.strength_tr_pos & 0xFFFF) << 16);
REG_WR(ISP_CFAE_THRD_4,val);
REG_MWR(ISP_CFAE_EE_CFG1, 0x3F, cfa_info.ee_strength_neg);
REG_MWR(ISP_CFAE_EE_CFG1, 0x3F << 8, cfa_info.ee_strength_pos << 8);
return ret;
}
int32_t isp_k_cfg_cfa(struct isp_io_param *param)
{
int32_t ret = 0;
if (!param) {
printk("isp_k_cfg_cfa: param is null error.\n");
return -1;
}
if (NULL == param->property_param) {
printk("isp_k_cfg_cfa: property_param is null error.\n");
return -1;
}
switch(param->property) {
case ISP_PRO_CFA_BLOCK:
ret = isp_k_cfa_block(param);
break;
default:
printk("isp_k_cfg_cfa: fail cmd id:%d, not supported.\n", param->property);
break;
}
return ret;
}
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