diff options
Diffstat (limited to 'drivers/media/sprd_isp/isp2.0/pike/src/isp_k_hsv.c')
| -rw-r--r-- | drivers/media/sprd_isp/isp2.0/pike/src/isp_k_hsv.c | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/drivers/media/sprd_isp/isp2.0/pike/src/isp_k_hsv.c b/drivers/media/sprd_isp/isp2.0/pike/src/isp_k_hsv.c new file mode 100644 index 00000000..5083242b --- /dev/null +++ b/drivers/media/sprd_isp/isp2.0/pike/src/isp_k_hsv.c @@ -0,0 +1,95 @@ +/* + * 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_hsv_block(struct isp_io_param *param) +{ + int32_t ret = 0; + int32_t buf_size = 0; + unsigned long dst_addr = 0; + struct isp_dev_hsv_info_v1 hsv_info; + void *data_ptr = NULL; + + memset(&hsv_info, 0x00, sizeof(hsv_info)); + + ret = copy_from_user((void *)&hsv_info, param->property_param, sizeof(hsv_info)); + if (0 != ret) { + printk("isp_k_hsv_block: copy error, ret=0x%x\n", (uint32_t)ret); + return -1; + } + +#ifdef CONFIG_64BIT + data_ptr = (void*)(((unsigned long)hsv_info.data_ptr[1] << 32) | hsv_info.data_ptr[0]); +#else + data_ptr = (void*)(hsv_info.data_ptr[0]); +#endif + + buf_size = ISP_HSV_ITEM * 4; + if (NULL == data_ptr || hsv_info.size > buf_size) { + printk("isp_k_hsv_block : memory error %p %x \n", + data_ptr, hsv_info.size); + return -1; + } + + if (hsv_info.buf_sel << 1 & BIT_1) { + dst_addr = ISP_HSV_BUF1_OUTPUT; + } else { + dst_addr = ISP_HSV_BUF0_OUTPUT; + } + + ret = copy_from_user((void *)dst_addr, data_ptr, hsv_info.size); + if (0 != ret) { + printk("isp_k_hsv_block: copy error 0x%x \n",(uint32_t)ret); + return -1; + } + + REG_MWR(ISP_HSV_PARAM, BIT_1, hsv_info.buf_sel << 1); + + REG_MWR(ISP_HSV_PARAM, BIT_0, hsv_info.bypass); + + return ret; + +} + + +int32_t isp_k_cfg_hsv(struct isp_io_param *param) +{ + int32_t ret = 0; + + if (!param) { + printk("isp_k_cfg_hsv: param is null error.\n"); + return -1; + } + + if (NULL == param->property_param) { + printk("isp_k_cfg_hsv: property_param is null error.\n"); + return -1; + } + + switch(param->property) { + case ISP_PRO_HSV_BLOCK: + ret = isp_k_hsv_block(param); + break; + default: + printk("isp_k_cfg_hsv: fail cmd id:%d, not supported.\n", param->property); + break; + } + + return ret; +} + |
