/* SPDX-License-Identifier: GPL-2.0-only */ /* * Hauppauge HD PVR USB driver * * Copyright (C) 2008 Janne Grunau ([email protected]) */ #include <linux/usb.h> #include <linux/i2c.h> #include <linux/mutex.h> #include <linux/workqueue.h> #include <linux/videodev2.h> #include <media/v4l2-device.h> #include <media/v4l2-ctrls.h> #include <media/i2c/ir-kbd-i2c.h> #define HDPVR_MAX … #define HDPVR_I2C_MAX_SIZE … /* Define these values to match your devices */ #define HD_PVR_VENDOR_ID … #define HD_PVR_PRODUCT_ID … #define HD_PVR_PRODUCT_ID1 … #define HD_PVR_PRODUCT_ID2 … #define HD_PVR_PRODUCT_ID4 … #define HD_PVR_PRODUCT_ID3 … #define UNSET … #define NUM_BUFFERS … #define HDPVR_FIRMWARE_VERSION … #define HDPVR_FIRMWARE_VERSION_AC3 … #define HDPVR_FIRMWARE_VERSION_0X12 … #define HDPVR_FIRMWARE_VERSION_0X15 … #define HDPVR_FIRMWARE_VERSION_0X1E … /* #define HDPVR_DEBUG */ extern int hdpvr_debug; #define MSG_INFO … #define MSG_BUFFER … struct hdpvr_options { … }; /* Structure to hold all of our device specific stuff */ struct hdpvr_device { … }; static inline struct hdpvr_device *to_hdpvr_dev(struct v4l2_device *v4l2_dev) { … } /* buffer one bulk urb of data */ struct hdpvr_buffer { … }; /* */ struct hdpvr_video_info { … }; enum { … }; enum { … }; enum { … }; #define CTRL_START_STREAMING_VALUE … #define CTRL_STOP_STREAMING_VALUE … #define CTRL_BITRATE_VALUE … #define CTRL_BITRATE_MODE_VALUE … #define CTRL_GOP_MODE_VALUE … #define CTRL_VIDEO_INPUT_VALUE … #define CTRL_VIDEO_STD_TYPE … #define CTRL_AUDIO_INPUT_VALUE … #define CTRL_BRIGHTNESS … #define CTRL_CONTRAST … #define CTRL_HUE … #define CTRL_SATURATION … #define CTRL_SHARPNESS … #define CTRL_LOW_PASS_FILTER_VALUE … #define CTRL_DEFAULT_INDEX … /* :0 s 38 01 1000 0003 0004 4 = 0a00ca00 * BITRATE SETTING * 1st and 2nd byte (little endian): average bitrate in 100 000 bit/s * min: 1 mbit/s, max: 13.5 mbit/s * 3rd and 4th byte (little endian): peak bitrate in 100 000 bit/s * min: average + 100kbit/s, * max: 20.2 mbit/s */ /* :0 s 38 01 1200 0003 0001 1 = 02 * BIT RATE MODE * constant = 1, variable (peak) = 2, variable (average) = 3 */ /* :0 s 38 01 1300 0003 0001 1 = 03 * GOP MODE (2 bit) * low bit 0/1: advanced/simple GOP * high bit 0/1: IDR(4/32/128) / no IDR (4/32/0) */ /* :0 s 38 01 1700 0003 0001 1 = 00 * VIDEO STANDARD or FREQUENCY 0 = 60hz, 1 = 50hz */ /* :0 s 38 01 3100 0003 0004 4 = 03030000 * FILTER CONTROL * 1st byte luma low pass filter strength, * 2nd byte chroma low pass filter strength, * 3rd byte MF enable chroma, min=0, max=1 * 4th byte n */ /* :0 s 38 b9 0001 0000 0000 0 */ /* :0 s 38 d3 0000 0000 0001 1 = 00 */ /* ret = usb_control_msg(dev->udev, */ /* usb_sndctrlpipe(dev->udev, 0), */ /* 0xd3, 0x38, */ /* 0, 0, */ /* "\0", 1, */ /* 1000); */ /* info("control request returned %d", ret); */ /* msleep(5000); */ /* :0 s b8 81 1400 0003 0005 5 < * :0 0 5 = d0024002 19 * QUERY FRAME SIZE AND RATE * 1st and 2nd byte (little endian): horizontal resolution * 3rd and 4th byte (little endian): vertical resolution * 5th byte: frame rate */ /* :0 s b8 81 1800 0003 0003 3 < * :0 0 3 = 030104 * QUERY SIGNAL AND DETECTED LINES, maybe INPUT */ enum hdpvr_video_std { … }; enum hdpvr_video_input { … }; enum hdpvr_audio_inputs { … }; enum hdpvr_bitrate_mode { … }; enum hdpvr_gop_mode { … }; void hdpvr_delete(struct hdpvr_device *dev); /*========================================================================*/ /* hardware control functions */ int hdpvr_set_options(struct hdpvr_device *dev); int hdpvr_set_bitrate(struct hdpvr_device *dev); int hdpvr_set_audio(struct hdpvr_device *dev, u8 input, enum v4l2_mpeg_audio_encoding codec); int hdpvr_config_call(struct hdpvr_device *dev, uint value, unsigned char valbuf); int get_video_info(struct hdpvr_device *dev, struct hdpvr_video_info *vid_info); /* :0 s b8 81 1800 0003 0003 3 < */ /* :0 0 3 = 0301ff */ int get_input_lines_info(struct hdpvr_device *dev); /*========================================================================*/ /* v4l2 registration */ int hdpvr_register_videodev(struct hdpvr_device *dev, struct device *parent, int devnumber); int hdpvr_cancel_queue(struct hdpvr_device *dev); /*========================================================================*/ /* i2c adapter registration */ int hdpvr_register_i2c_adapter(struct hdpvr_device *dev); struct i2c_client *hdpvr_register_ir_i2c(struct hdpvr_device *dev); /*========================================================================*/ /* buffer management */ int hdpvr_free_buffers(struct hdpvr_device *dev); int hdpvr_alloc_buffers(struct hdpvr_device *dev, uint count);
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