tegrakernel/kernel/nvidia/include/media/tegra-v4l2-camera.h

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2022-02-16 09:13:02 -06:00
/**
* TEGRA_V4L2_CAMERA.h - utilities for tegra camera driver
*
* Copyright (c) 2017-2020, NVIDIA Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __TEGRA_V4L2_CAMERA__
#define __TEGRA_V4L2_CAMERA__
#include <linux/v4l2-controls.h>
#define TEGRA_CAMERA_CID_BASE (V4L2_CTRL_CLASS_CAMERA | 0x2000)
#define TEGRA_CAMERA_CID_FRAME_LENGTH (TEGRA_CAMERA_CID_BASE+0)
#define TEGRA_CAMERA_CID_COARSE_TIME (TEGRA_CAMERA_CID_BASE+1)
#define TEGRA_CAMERA_CID_COARSE_TIME_SHORT (TEGRA_CAMERA_CID_BASE+2)
#define TEGRA_CAMERA_CID_GROUP_HOLD (TEGRA_CAMERA_CID_BASE+3)
#define TEGRA_CAMERA_CID_HDR_EN (TEGRA_CAMERA_CID_BASE+4)
#define TEGRA_CAMERA_CID_EEPROM_DATA (TEGRA_CAMERA_CID_BASE+5)
#define TEGRA_CAMERA_CID_OTP_DATA (TEGRA_CAMERA_CID_BASE+6)
#define TEGRA_CAMERA_CID_FUSE_ID (TEGRA_CAMERA_CID_BASE+7)
#define TEGRA_CAMERA_CID_SENSOR_MODE_ID (TEGRA_CAMERA_CID_BASE+8)
#define TEGRA_CAMERA_CID_GAIN (TEGRA_CAMERA_CID_BASE+9)
#define TEGRA_CAMERA_CID_EXPOSURE (TEGRA_CAMERA_CID_BASE+10)
#define TEGRA_CAMERA_CID_FRAME_RATE (TEGRA_CAMERA_CID_BASE+11)
#define TEGRA_CAMERA_CID_EXPOSURE_SHORT (TEGRA_CAMERA_CID_BASE+12)
#define TEGRA_CAMERA_CID_STEREO_EEPROM (TEGRA_CAMERA_CID_BASE+13)
#define TEGRA_CAMERA_CID_SENSOR_CONFIG (TEGRA_CAMERA_CID_BASE+50)
#define TEGRA_CAMERA_CID_SENSOR_MODE_BLOB (TEGRA_CAMERA_CID_BASE+51)
#define TEGRA_CAMERA_CID_SENSOR_CONTROL_BLOB (TEGRA_CAMERA_CID_BASE+52)
#define TEGRA_CAMERA_CID_VI_BYPASS_MODE (TEGRA_CAMERA_CID_BASE+100)
#define TEGRA_CAMERA_CID_OVERRIDE_ENABLE (TEGRA_CAMERA_CID_BASE+101)
#define TEGRA_CAMERA_CID_VI_HEIGHT_ALIGN (TEGRA_CAMERA_CID_BASE+102)
#define TEGRA_CAMERA_CID_VI_SIZE_ALIGN (TEGRA_CAMERA_CID_BASE+103)
#define TEGRA_CAMERA_CID_WRITE_ISPFORMAT (TEGRA_CAMERA_CID_BASE+104)
#define TEGRA_CAMERA_CID_SENSOR_SIGNAL_PROPERTIES (TEGRA_CAMERA_CID_BASE+105)
#define TEGRA_CAMERA_CID_SENSOR_IMAGE_PROPERTIES (TEGRA_CAMERA_CID_BASE+106)
#define TEGRA_CAMERA_CID_SENSOR_CONTROL_PROPERTIES (TEGRA_CAMERA_CID_BASE+107)
#define TEGRA_CAMERA_CID_SENSOR_DV_TIMINGS (TEGRA_CAMERA_CID_BASE+108)
#define TEGRA_CAMERA_CID_LOW_LATENCY (TEGRA_CAMERA_CID_BASE+109)
#define TEGRA_CAMERA_CID_VI_PREFERRED_STRIDE (TEGRA_CAMERA_CID_BASE+110)
/**
* This is temporary with the current v4l2 infrastructure
* currently discussing with upstream maintainers our proposals and
* better approaches to resolve this
*/
#define TEGRA_CAMERA_CID_SENSOR_MODES (TEGRA_CAMERA_CID_BASE + 130)
#define MAX_BUFFER_SIZE 32
#define MAX_CID_CONTROLS 32
#define MAX_NUM_SENSOR_MODES 30
#define OF_MAX_STR_LEN 256
#define OF_SENSORMODE_PREFIX ("mode")
/*
* Scaling factor for converting a Q10.22 fixed point value
* back to its original floating point value
*/
#define FIXED_POINT_SCALING_FACTOR (1ULL << 22)
#define TEGRA_CAM_MAX_STRING_CONTROLS 8
#define TEGRA_CAM_STRING_CTRL_EEPROM_INDEX 0
#define TEGRA_CAM_STRING_CTRL_FUSEID_INDEX 1
#define TEGRA_CAM_STRING_CTRL_OTP_INDEX 2
#define TEGRA_CAM_MAX_COMPOUND_CONTROLS 4
#define TEGRA_CAM_COMPOUND_CTRL_EEPROM_INDEX 0
#define CSI_PHY_MODE_DPHY 0
#define CSI_PHY_MODE_CPHY 1
#define SLVS_EC 2
struct unpackedU64 {
__u32 high;
__u32 low;
};
union __u64val {
struct unpackedU64 unpacked;
__u64 val;
};
struct sensor_signal_properties {
__u32 readout_orientation;
__u32 num_lanes;
__u32 mclk_freq;
union __u64val pixel_clock;
__u32 cil_settletime;
__u32 discontinuous_clk;
__u32 dpcm_enable;
__u32 tegra_sinterface;
__u32 phy_mode;
__u32 deskew_initial_enable;
__u32 deskew_periodic_enable;
union __u64val serdes_pixel_clock;
__u32 reserved[2];
};
struct sensor_image_properties {
__u32 width;
__u32 height;
__u32 line_length;
__u32 pixel_format;
__u32 embedded_metadata_height;
__u32 reserved[11];
};
struct sensor_dv_timings {
__u32 hfrontporch;
__u32 hsync;
__u32 hbackporch;
__u32 vfrontporch;
__u32 vsync;
__u32 vbackporch;
__u32 reserved[10];
};
struct sensor_control_properties {
__u32 gain_factor;
__u32 framerate_factor;
__u32 inherent_gain;
__u32 min_gain_val;
__u32 max_gain_val;
__u32 min_hdr_ratio;
__u32 max_hdr_ratio;
__u32 min_framerate;
__u32 max_framerate;
union __u64val min_exp_time;
union __u64val max_exp_time;
__u32 step_gain_val;
__u32 step_framerate;
__u32 exposure_factor;
union __u64val step_exp_time;
__u32 default_gain;
__u32 default_framerate;
union __u64val default_exp_time;
__u32 is_interlaced;
__u32 interlace_type;
__u32 reserved[10];
};
struct sensor_mode_properties {
struct sensor_signal_properties signal_properties;
struct sensor_image_properties image_properties;
struct sensor_control_properties control_properties;
struct sensor_dv_timings dv_timings;
};
#define SENSOR_SIGNAL_PROPERTIES_CID_SIZE \
(sizeof(struct sensor_signal_properties) / sizeof(__u32))
#define SENSOR_IMAGE_PROPERTIES_CID_SIZE \
(sizeof(struct sensor_image_properties) / sizeof(__u32))
#define SENSOR_CONTROL_PROPERTIES_CID_SIZE \
(sizeof(struct sensor_control_properties) / sizeof(__u32))
#define SENSOR_DV_TIMINGS_CID_SIZE \
(sizeof(struct sensor_dv_timings) / sizeof(__u32))
#define SENSOR_MODE_PROPERTIES_CID_SIZE \
(sizeof(struct sensor_mode_properties) / sizeof(__u32))
#define SENSOR_CONFIG_SIZE \
(sizeof(struct sensor_cfg) / sizeof(__u32))
#define SENSOR_MODE_BLOB_SIZE \
(sizeof(struct sensor_blob) / sizeof(__u32))
#define SENSOR_CTRL_BLOB_SIZE \
(sizeof(struct sensor_blob) / sizeof(__u32))
#endif /* __TEGRA_V4L2_CAMERA__ */