mirror of
git://nv-tegra.nvidia.com/linux-nv-oot.git
synced 2025-12-22 09:11:26 +03:00
92ac7bc35a
Port camera drivers below from /kenrel/nvidia to /kernel/nvidia-oot as OOT modules: - Fusa-capture driver - Tegra V4L2 framework driver - vi/csi driver - tegra camera platform driver Change-Id: I390af27096425bb11e0934201dd1a90f001bb3fa Signed-off-by: Frank Chen <frankc@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2780698 Reviewed-by: FNU Raunak <fraunak@nvidia.com> Reviewed-by: Ankur Pawar <ankurp@nvidia.com> Reviewed-by: Shiva Dubey <sdubey@nvidia.com> GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
120 lines
2.2 KiB
C
120 lines
2.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* camera device driver header
|
|
*
|
|
* Copyright (c) 2018-2022 NVIDIA Corporation. All rights reserved.
|
|
*/
|
|
|
|
#ifndef __UAPI_CAMERA_DEVICE_H_
|
|
#define __UAPI_CAMERA_DEVICE_H_
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/ioctl.h>
|
|
|
|
#define __CAMERA_DEVICE_ALIGN __aligned(8)
|
|
|
|
/* Sensor, focuser, iris etc., */
|
|
#define MAX_DEVICES_PER_CHANNEL 4
|
|
|
|
/*
|
|
* Increasing below values must validate
|
|
* copy_from or copy_to works properly
|
|
*/
|
|
#define MAX_COMMANDS 256
|
|
#define MAX_BLOB_SIZE 2048
|
|
|
|
struct i2c_bus {
|
|
__u32 reg_base;
|
|
__u32 clk_rate;
|
|
__u32 flags;
|
|
__u8 reserved[4];
|
|
};
|
|
|
|
struct i2c_mux {
|
|
bool is_mux_valid;
|
|
__u8 mux_channel;
|
|
__u16 mux_addr;
|
|
__u8 reserved[4];
|
|
};
|
|
|
|
struct i2c_dev {
|
|
__u16 addr;
|
|
__u8 pad[2];
|
|
__u32 flags;
|
|
};
|
|
|
|
struct spi_bus {
|
|
__u32 reg_base;
|
|
__u32 clk_rate;
|
|
__u32 flags;
|
|
__u8 reserved[4];
|
|
};
|
|
|
|
struct spi_dev {
|
|
__u8 port;
|
|
__u16 addr;
|
|
__u8 pad;
|
|
__u32 flags;
|
|
__u8 pad1[4];
|
|
};
|
|
|
|
struct i2c_sensor_cfg {
|
|
__u32 num_devs;
|
|
struct i2c_bus bus;
|
|
struct i2c_mux mux;
|
|
struct i2c_dev sd[MAX_DEVICES_PER_CHANNEL];
|
|
};
|
|
|
|
struct spi_sensor_cfg {
|
|
__u32 num_devs;
|
|
struct spi_bus bus;
|
|
struct spi_dev sd[MAX_DEVICES_PER_CHANNEL];
|
|
};
|
|
|
|
struct sensor_cfg {
|
|
__u8 type; /* SPI or I2C */
|
|
__u8 pad[3]; /* for alignment */
|
|
union {
|
|
struct i2c_sensor_cfg i2c_sensor;
|
|
struct spi_sensor_cfg spi_sensor;
|
|
} u;
|
|
} __CAMERA_DEVICE_ALIGN;
|
|
|
|
struct sensor_cmd {
|
|
__u32 opcode;
|
|
__u32 addr;
|
|
};
|
|
|
|
struct sensor_blob {
|
|
__u32 num_cmds;
|
|
__u32 buf_size;
|
|
struct sensor_cmd cmds[MAX_COMMANDS];
|
|
__u8 buf[MAX_BLOB_SIZE];
|
|
} __CAMERA_DEVICE_ALIGN;
|
|
|
|
struct sensor_blob_cfg {
|
|
__u32 nlines;
|
|
struct sensor_blob *blob;
|
|
} __CAMERA_DEVICE_ALIGN;
|
|
|
|
#define CAMERA_DEVICE_NONE 0
|
|
#define CAMERA_DEVICE_I2C_SENSOR (0x1 << 1)
|
|
#define CAMERA_DEVICE_SPI_SENSOR (0x1 << 2)
|
|
/* Future extensions - if necessary */
|
|
#define CAMERA_DEVICE_VI (0x1 << 8)
|
|
#define CAMERA_DEVICE_CSI (0x1 << 9)
|
|
#define CAMERA_DEVICE_ISP (0x1 << 16)
|
|
|
|
struct camdev_chan_cfg {
|
|
__u32 type;
|
|
struct sensor_cfg scfg;
|
|
} __CAMERA_DEVICE_ALIGN;
|
|
|
|
/* common functionality */
|
|
#define CAMERA_DEVICE_REGISTER _IOW('C', 1, struct camdev_chan_cfg)
|
|
#define CAMERA_DEVICE_UNREGISTER _IOW('C', 2, __u32)
|
|
/* sensor functionality */
|
|
#define SENSOR_BLOB_EXECUTE _IOW('C', 10, struct sensor_blob_cfg)
|
|
|
|
#endif
|