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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_post_cdn_block(struct isp_io_param *param)
{
int32_t ret = 0;
struct isp_dev_post_cdn_info post_cdn_info;
uint32_t val = 0;
uint32_t i = 0;
memset(&post_cdn_info, 0x00, sizeof(post_cdn_info));
ret = copy_from_user((void *)&post_cdn_info, param->property_param, sizeof(post_cdn_info));
if (0 != ret) {
printk("isp_k_post_cdn_block: copy_from_user error, ret = 0x%x\n", (uint32_t)ret);
return -1;
}
REG_WR(ISP_POSTCDN_ADPT_THR, post_cdn_info.adapt_med_thr & 0x3FFF);
REG_MWR(ISP_POSTCDN_COMMON_CTRL, 0xE0, post_cdn_info.median_mode << 5);
if (post_cdn_info.uvjoint) {
REG_OWR(ISP_POSTCDN_COMMON_CTRL, BIT_4);
} else {
REG_MWR(ISP_POSTCDN_COMMON_CTRL, BIT_4, 0);
}
if (post_cdn_info.writeback_en) {
REG_OWR(ISP_POSTCDN_COMMON_CTRL, BIT_3);
} else {
REG_MWR(ISP_POSTCDN_COMMON_CTRL, BIT_3, 0);
}
if (post_cdn_info.mode) {
REG_OWR(ISP_POSTCDN_COMMON_CTRL, BIT_2);
} else {
REG_MWR(ISP_POSTCDN_COMMON_CTRL, BIT_2, 0);
}
val = (post_cdn_info.uvthr0 & 0x1FF) | ((post_cdn_info.uvthr1 & 0x1FF) << 16);
REG_WR(ISP_POSTCDN_UVTHR, val);
val = (post_cdn_info.thru0 & 0xFF) | ((post_cdn_info.thru1 & 0xFF) << 16);
REG_WR(ISP_POSTCDN_THRU, val);
val = (post_cdn_info.thrv0 & 0xFF) | ((post_cdn_info.thrv1 & 0xFF) << 16);
REG_WR(ISP_POSTCDN_THRV, val);
for (i = 0; i < 3; i++) {
val = (post_cdn_info.r_segu[0][i*2] & 0xFF) | ((post_cdn_info.r_segu[1][i*2] & 0x7) << 8)
| ((post_cdn_info.r_segu[0][i*2+1] & 0xFF) << 16) | ((post_cdn_info.r_segu[1][i*2+1] & 0x7) << 24);
REG_WR(ISP_POSTCDN_RSEGU01 + i * 4, val);
}
val = (post_cdn_info.r_segu[0][6] & 0xFF) | ((post_cdn_info.r_segu[1][6] & 0x7) << 8);
REG_WR(ISP_POSTCDN_RSEGU6, val);
for (i = 0; i < 3; i++) {
val = (post_cdn_info.r_segv[0][i*2] & 0xFF) | ((post_cdn_info.r_segv[1][i*2] & 0x7) << 8)
| ((post_cdn_info.r_segv[0][i*2+1] & 0xFF) << 16) | ((post_cdn_info.r_segv[1][i*2+1] & 0x7) << 24);
REG_WR(ISP_POSTCDN_RSEGV01 + i * 4, val);
}
val = (post_cdn_info.r_segv[0][6] & 0xFF) | ((post_cdn_info.r_segv[1][6] & 0x7) << 8);
REG_WR(ISP_POSTCDN_RSEGV6, val);
for (i = 0; i < 15; i++) {
val = (post_cdn_info.r_distw[i][0] & 0x7) | ((post_cdn_info.r_distw[i][1] & 0x7) << 3)
| ((post_cdn_info.r_distw[i][2] & 0x7) << 6) | ((post_cdn_info.r_distw[i][3] & 0x7) << 9)
| ((post_cdn_info.r_distw[i][4] & 0x7) << 12);
REG_WR(ISP_POSTCDN_R_DISTW0 + i * 4, val);
}
//pike has no this register
//REG_WR(ISP_POSTCDN_START_ROW_MOD4, post_cdn_info.start_row_mod4 & 0x3);
if (post_cdn_info.downsample_bypass) {
REG_OWR(ISP_POSTCDN_COMMON_CTRL, BIT_1);
} else {
REG_MWR(ISP_POSTCDN_COMMON_CTRL, BIT_1, 0);
}
if (post_cdn_info.bypass) {
REG_OWR(ISP_POSTCDN_COMMON_CTRL, BIT_0);
} else {
REG_MWR(ISP_POSTCDN_COMMON_CTRL, BIT_0, 0);
}
return ret;
}
int32_t isp_k_cfg_post_cdn(struct isp_io_param *param)
{
int32_t ret = 0;
if (!param) {
printk("isp_k_cfg_post_cdn: param is null error.\n");
return -1;
}
if (NULL == param->property_param) {
printk("isp_k_cfg_post_cdn: property_param is null error.\n");
return -1;
}
switch(param->property) {
case ISP_PRO_POST_CDN_BLOCK:
ret = isp_k_post_cdn_block(param);
break;
default:
printk("isp_k_cfg_post_cdn: fail cmd id:%d, not supported.\n", param->property);
break;
}
return ret;
}
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