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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"
#define ISP_AFM_WIN_NUM_V1 25
static int32_t isp_k_yiq_afm_block(struct isp_io_param *param)
{
int32_t ret = 0;
uint32_t val = 0;
uint32_t i = 0;
int max_num = ISP_AFM_WIN_NUM_V1;
struct isp_dev_yiq_afm_info_v2 afm_info;
memset(&afm_info, 0x00, sizeof(afm_info));
ret = copy_from_user((void *)&afm_info, param->property_param, sizeof(afm_info));
if (0 != ret) {
printk("isp_k_yiq_afm_block: copy error, ret=0x%x\n", (uint32_t)ret);
return -1;
}
REG_MWR(ISP_YIQ_AFM_PARAM, BIT_6, afm_info.mode << 6);
REG_MWR(ISP_YIQ_AFM_PARAM, 0x1F<<1, (afm_info.shift << 1));
REG_MWR(ISP_YIQ_AFM_PARAM, 0xF<<7, (afm_info.skip_num << 7));
REG_MWR(ISP_YIQ_AFM_PARAM, BIT_11, afm_info.skip_num_clear << 11);
REG_MWR(ISP_YIQ_AFM_PARAM, BIT_12, afm_info.af_position << 12);
REG_MWR(ISP_YIQ_AFM_PARAM, 0x7<<13, (afm_info.format << 13));
REG_MWR(ISP_YIQ_AFM_PARAM, BIT_16, afm_info.iir_bypass << 16);
for (i = 0; i < max_num; i++) {
val = ((afm_info.coord[i].start_y <<16) & 0xffff0000)
| (afm_info.coord[i].start_x & 0xffff);
REG_WR((ISP_YIQ_AFM_WIN_RANGE0 + 4*2*i), val);
val = ((afm_info.coord[i].end_y <<16) & 0xffff0000)
| (afm_info.coord[i].end_x & 0xffff);
REG_WR((ISP_YIQ_AFM_WIN_RANGE0 + 4*(2*i+1)), val);
}
for (i = 0; i < 10; i+= 2) {
val = (afm_info.IIR_c[i] & 0xFFF) | ((afm_info.IIR_c[i + 1] & 0xFFF) << 16);
REG_WR(ISP_YIQ_AFM_COEF0_1 + (i / 2) * 4, val);
}
val = afm_info.IIR_c[10] & 0xFFF;
REG_WR(ISP_YIQ_AFM_COEF10, val);
REG_MWR(ISP_YIQ_AFM_PARAM, BIT_0, afm_info.bypass);
return ret;
}
static int32_t isp_k_yiq_afm_slice_size(struct isp_io_param *param)
{
int32_t ret = 0;
uint32_t val = 0;
struct isp_img_size slice_size= {0, 0};
ret = copy_from_user((void *)&slice_size, param->property_param, sizeof(slice_size));
if (0 != ret) {
printk("isp_k_ae_skip_num: copy_from_user error, ret = 0x%x\n", (uint32_t)ret);
return -1;
}
val = (slice_size.width& 0xFFFF) | ((slice_size.height& 0xFFFF) << 16);
REG_WR( ISP_YIQ_AFM_SLICE_SIZE, val);
return ret;
}
int32_t isp_k_cfg_yiq_afm(struct isp_io_param *param)
{
int32_t ret = 0;
if (!param) {
printk("isp_k_cfg_afm: param is null error.\n");
return -1;
}
if (NULL == param->property_param) {
printk("isp_k_cfg_afm: property_param is null error.\n");
return -1;
}
switch (param->property) {
case ISP_PRO_YIQ_AFM_BLOCK:
ret = isp_k_yiq_afm_block(param);
break;
case ISP_PRO_YIQ_AFM_SLICE_SIZE:
ret = isp_k_yiq_afm_slice_size(param);
break;
default:
printk("isp_k_cfg_yiq_afm: fail cmd id:%d, not supported.\n", param->property);
break;
}
return ret;
}
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