Files
vi-kernel/vvcam/native/csi/csi_ioctl.c
2022-09-13 10:34:22 +08:00

92 lines
3.2 KiB
C
Executable File

/****************************************************************************
*
* The MIT License (MIT)
*
* Copyright (c) 2020 VeriSilicon Holdings Co., Ltd.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
*****************************************************************************
*
* The GPL License (GPL)
*
* Copyright (c) 2020 VeriSilicon Holdings Co., Ltd.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program;
*
*****************************************************************************
*
* Note: This software is released under dual MIT and GPL licenses. A
* recipient may use this file under the terms of either the MIT license or
* GPL License. If you wish to use only one license not the other, you can
* indicate your decision by deleting one of the above license notices in your
* version of this file.
*
*****************************************************************************/
#include <linux/module.h>
#include <linux/uaccess.h>
#include "csi_ioctl.h"
#include "csi_common.h"
long csi_priv_ioctl(struct vvcam_csi_dev *dev, unsigned int cmd, void __user *args)
{
long ret = 0;
switch (cmd)
{
case VVCSI_IOC_S_STREAM:
copy_from_user(&dev->streaming_enable, args, sizeof(dev->streaming_enable));
ret = vvnative_csi_set_stream_control(dev);
break;
case VVCSI_IOC_S_LANE_CFG:
copy_from_user(&dev->csi_lane_cfg, args, sizeof(dev->csi_lane_cfg));
ret = vvnative_csi_set_cfg(dev);
break;
case VVCSI_IOC_S_BIT_SHIFT:
copy_from_user(&dev->bit_width, args, sizeof(dev->bit_width));
ret = vvnative_csi_set_bit_shift(dev);
break;
default:
ret = 0;
break;
}
return ret;
}