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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 <asm/cacheflush.h>
#include "isp_reg.h"
#include "isp_drv.h"
static int32_t isp_k_binging_param_update(struct isp_k_private *isp_private)
{
int32_t ret = 0;
/*config buf_id 0 as default*/
isp_private->b4awb_buf[0].buf_flag = 1;
REG_WR(ISP_BINNING_MEM_ADDR, isp_private->b4awb_buf[0].buf_phys_addr);
return ret;
}
static int32_t isp_k_binning_block(struct isp_io_param *param,
struct isp_k_private *isp_private)
{
int32_t ret = 0;
uint32_t val = 0;
struct isp_dev_binning4awb_info_v1 binning_info;
ret = copy_from_user((void *)&binning_info, param->property_param, sizeof(binning_info));
if (0 != ret) {
printk("isp_k_binning_block: copy error, ret=0x%x\n", (uint32_t)ret);
return -1;
}
if (isp_private->b4awb_buf[0].buf_phys_addr == 0 || isp_private->b4awb_buf[1].buf_phys_addr == 0) {
REG_MWR(ISP_BINNING_PARAM, BIT_0, 0x1);
return ret;
}
isp_k_binging_param_update(isp_private);
val = (binning_info.burst_mode & 0x3) << 2;
REG_MWR(ISP_BINNING_PARAM, 0xC, val);
val = (binning_info.endian & 0x1) << 1;
REG_MWR(ISP_BINNING_PARAM, BIT_1, val);
val = (binning_info.mem_fifo_clr & 0x1) << 7;
REG_MWR(ISP_BINNING_PARAM, 0x80, val);
val = ((binning_info.hx & 0x7) << 4) | ((binning_info.vx & 0x7) << 8);
REG_MWR(ISP_BINNING_PARAM, 0x770, val);
REG_WR(ISP_BINNING_PITCH, binning_info.pitch);
REG_MWR(ISP_BINNING_PARAM, BIT_0, binning_info.bypass);
return ret;
}
static int32_t isp_k_binging_bypass(struct isp_io_param *param)
{
int32_t ret = 0;
uint32_t bypass = 0;
ret = copy_from_user((void *)&bypass, param->property_param, sizeof(uint32_t));
if (0 != ret) {
printk("isp_k_binning_scaling_ratio: copy_from_user error, ret = 0x%x\n",(uint32_t)ret);
return -1;
}
REG_MWR(ISP_BINNING_PARAM, BIT_0, bypass);
return ret;
}
static int32_t isp_k_binning_scaling_ratio(struct isp_io_param *param)
{
int32_t ret = 0;
uint32_t val = 0;
struct isp_scaling_ratio scaling_ratio;
ret = copy_from_user((void *)&scaling_ratio, param->property_param, sizeof(struct isp_scaling_ratio));
if (0 != ret) {
printk("isp_k_binning_scaling_ratio: copy_from_user error, ret = 0x%x\n",(uint32_t)ret);
return -1;
}
val = ((scaling_ratio.vertical & 0x7)<< 8)| ((scaling_ratio.horizontal & 0x7) << 4);
REG_MWR(ISP_BINNING_PARAM, 0x770, val);
return ret;
}
static int32_t isp_k_binning_get_scaling_ratio(struct isp_io_param *param)
{
int32_t ret = 0;
uint32_t val = 0;
struct isp_scaling_ratio scaling_ratio;
val = REG_RD(ISP_BINNING_PARAM);
scaling_ratio.vertical= (val >> 8) & 0x7;
scaling_ratio.horizontal = (val >> 4) & 0x7;
ret = copy_to_user(param->property_param, (void *)&scaling_ratio, sizeof(struct isp_scaling_ratio));
if (0 != ret) {
ret = -1;
printk("isp_k_binning_get_scaling_ratio: copy error, ret=0x%x\n", (uint32_t)ret);
}
return ret;
}
static int32_t isp_k_binging_mem_addr(struct isp_io_param *param)
{
int32_t ret = 0;
uint32_t addr = 0;
ret = copy_from_user((void *)&addr, param->property_param, sizeof(uint32_t));
if (0 != ret) {
printk("isp_k_binning_scaling_ratio: copy_from_user error, ret = 0x%x\n",(uint32_t)ret);
return -1;
}
REG_WR(ISP_BINNING_MEM_ADDR, addr);
return ret;
}
static int32_t isp_k_binning_statistics_buf(struct isp_io_param *param,
struct isp_k_private *isp_private)
{
int32_t ret = 0;
uint32_t buf_id = 0;
if (isp_private->b4awb_buf[0].buf_flag == 0) {
buf_id = isp_private->b4awb_buf[0].buf_id;
} else if (isp_private->b4awb_buf[1].buf_flag == 0) {
buf_id = isp_private->b4awb_buf[0].buf_id;
}
ret = copy_to_user(param->property_param, (void*)&buf_id, sizeof(uint32_t));
if (0 != ret) {
ret = -1;
printk("isp_k_binning_statistics_buf: copy error, ret=0x%x\n", (uint32_t)ret);
}
return ret;
}
static int32_t isp_k_binning_buffaddr(struct isp_io_param *param,
struct isp_k_private *isp_private)
{
int32_t ret = 0;
int32_t i = 0;
unsigned long phys_addr[2];
struct isp_b4awb_phys phy_addr;
ret = copy_from_user((void *)&phy_addr, param->property_param, sizeof(struct isp_b4awb_phys));
if (0 != ret) {
ret = -1;
printk("isp_k_binning_buffaddr: copy error, ret=0x%x\n", (uint32_t)ret);
}
phys_addr[0] = phy_addr.phys0;
phys_addr[1] = phy_addr.phys1;
for (i = 0; i < ISP_BING4AWB_NUM; i++) {
isp_private->b4awb_buf[i].buf_id = i;
isp_private->b4awb_buf[i].buf_flag = 0;
isp_private->b4awb_buf[i].buf_phys_addr = phys_addr[i];
}
printk("phys_addr 0x%lx, 0x%lx\n",phys_addr[0], phys_addr[1]);
return ret;
}
int32_t isp_k_cfg_binning(struct isp_io_param *param, struct isp_k_private *isp_private)
{
int32_t ret = 0;
if (!param) {
printk("isp_k_cfg_binning: param is null error.\n");
return -1;
}
if (NULL == param->property_param) {
printk("isp_k_cfg_binning: property_param is null error.\n");
return -1;
}
switch(param->property) {
case ISP_PRO_BINNING4AWB_BLOCK:
ret = isp_k_binning_block(param, isp_private);
break;
case ISP_PRO_BINNING4AWB_BYPASS:
ret = isp_k_binging_bypass(param);
break;
case ISP_PRO_BINNING4AWB_SCALING_RATIO:
ret = isp_k_binning_scaling_ratio(param);
break;
case ISP_PRO_BINNING4AWB_GET_SCALING_RATIO:
ret = isp_k_binning_get_scaling_ratio(param);
break;
case ISP_PRO_BINNING4AWB_MEM_ADDR:
ret = isp_k_binging_mem_addr(param);
break;
case ISP_PRO_BINNING4AWB_STATISTICS_BUF:
ret = isp_k_binning_statistics_buf(param, isp_private);
break;
case ISP_PRO_BINNING4AWB_TRANSADDR:
ret = isp_k_binning_buffaddr(param, isp_private);
break;
default:
printk("isp_k_cfg_binning: fail cmd id:%d, not supported.\n", param->property);
break;
}
return ret;
}
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