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/*
* include/linux/tegra_camera.h
*
* Copyright (C) 2010 Google, Inc.
* Copyright (c) 2010-2012, NVIDIA Corporation. All rights reserved.
*
* 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.
*
*/
#ifndef TEGRA_CAMERA_H
#define TEGRA_CAMERA_H
/* this is to enable VI pattern generator (Null Sensor) */
#define TEGRA_CAMERA_ENABLE_PD2VI_CLK 0x1
enum {
TEGRA_CAMERA_MODULE_ISP = 0,
TEGRA_CAMERA_MODULE_VI,
TEGRA_CAMERA_MODULE_CSI,
TEGRA_CAMERA_MODULE_EMC,
TEGRA_CAMERA_MODULE_MAX
};
enum {
TEGRA_CAMERA_VI_CLK,
TEGRA_CAMERA_VI_SENSOR_CLK,
TEGRA_CAMERA_EMC_CLK
};
struct tegra_camera_clk_info {
uint id;
uint clk_id;
unsigned long rate;
uint flag; /* to inform if any special bits need to enabled/disabled */
};
enum StereoCameraMode {
Main = 0x0, /* Sets the default camera to Main */
StereoCameraMode_Left = 0x01, /* the left camera is on. */
StereoCameraMode_Right = 0x02, /* the right camera is on. */
StereoCameraMode_Stereo = 0x03, /* both cameras are on. */
StereoCameraMode_Force32 = 0x7FFFFFFF
};
struct tegra_camera_platform_data {
bool limit_3d_emc_clk;
};
#if defined(CONFIG_TEGRA_CAMERA)
int is_tegra_camera_on(void);
#else
int is_tegra_camera_on(void) { return 0; }
#endif
#define TEGRA_CAMERA_IOCTL_ENABLE _IOWR('i', 1, uint)
#define TEGRA_CAMERA_IOCTL_DISABLE _IOWR('i', 2, uint)
#define TEGRA_CAMERA_IOCTL_CLK_SET_RATE \
_IOWR('i', 3, struct tegra_camera_clk_info)
#define TEGRA_CAMERA_IOCTL_RESET _IOWR('i', 4, uint)
#endif
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