diff options
| author | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
|---|---|---|
| committer | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
| commit | 8e4bff4cab0ddac6060645b0715210484d02ff40 (patch) | |
| tree | 3a5c3024371a04692a3a6d9974d001cdff8ebf84 /drivers/media/sprd_isp/isp2.0/pike/src/isp_k_brightness.c | |
Diffstat (limited to 'drivers/media/sprd_isp/isp2.0/pike/src/isp_k_brightness.c')
| -rw-r--r-- | drivers/media/sprd_isp/isp2.0/pike/src/isp_k_brightness.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/drivers/media/sprd_isp/isp2.0/pike/src/isp_k_brightness.c b/drivers/media/sprd_isp/isp2.0/pike/src/isp_k_brightness.c new file mode 100644 index 00000000..4c649621 --- /dev/null +++ b/drivers/media/sprd_isp/isp2.0/pike/src/isp_k_brightness.c @@ -0,0 +1,67 @@ +/* + * 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_brightness_block(struct isp_io_param *param) +{ + int32_t ret = 0; + struct isp_dev_brightness_info brightness_info; + + memset(&brightness_info, 0x00, sizeof(brightness_info)); + + ret = copy_from_user((void *)&brightness_info, param->property_param, sizeof(brightness_info)); + if (0 != ret) { + printk("isp_k_brightness_block: copy error, ret=0x%x\n", (uint32_t)ret); + return -1; + } + + REG_MWR(ISP_BRIGHT_PARAM, 0x1FE, ((brightness_info.factor & 0xFF) << 1)); + + if (brightness_info.bypass) { + REG_OWR(ISP_BRIGHT_PARAM, BIT_0); + } else { + REG_MWR(ISP_BRIGHT_PARAM, BIT_0, 0); + } + + return ret; +} + +int32_t isp_k_cfg_brightness(struct isp_io_param *param) +{ + int32_t ret = 0; + + if (!param) { + printk("isp_k_cfg_brightness: param is null error.\n"); + return -1; + } + + if (NULL == param->property_param) { + printk("isp_k_cfg_brightness: property_param is null error.\n"); + return -1; + } + + switch(param->property) { + case ISP_PRO_BRIGHT_BLOCK: + ret = isp_k_brightness_block(param); + break; + default: + printk("isp_k_cfg_brightness: fail cmd id:%d, not supported.\n", param->property); + break; + } + + return ret; +} |
