diff options
Diffstat (limited to 'drivers/media/video/hdpvr/hdpvr.h')
| -rw-r--r-- | drivers/media/video/hdpvr/hdpvr.h | 298 |
1 files changed, 298 insertions, 0 deletions
diff --git a/drivers/media/video/hdpvr/hdpvr.h b/drivers/media/video/hdpvr/hdpvr.h new file mode 100644 index 0000000..17db74f --- /dev/null +++ b/drivers/media/video/hdpvr/hdpvr.h @@ -0,0 +1,298 @@ +/* + * Hauppage HD PVR USB driver + * + * Copyright (C) 2008 Janne Grunau (j@jannau.net) + * + * 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, version 2. + * + */ + +#include <linux/usb.h> +#include <linux/i2c.h> +#include <linux/mutex.h> +#include <linux/workqueue.h> +#include <linux/videodev2.h> + +#define HDPVR_MAJOR_VERSION 0 +#define HDPVR_MINOR_VERSION 2 +#define HDPVR_RELEASE 0 +#define HDPVR_VERSION \ + KERNEL_VERSION(HDPVR_MAJOR_VERSION, HDPVR_MINOR_VERSION, HDPVR_RELEASE) + +#define HDPVR_MAX 8 + +/* Define these values to match your devices */ +#define HD_PVR_VENDOR_ID 0x2040 +#define HD_PVR_PRODUCT_ID 0x4900 +#define HD_PVR_PRODUCT_ID1 0x4901 +#define HD_PVR_PRODUCT_ID2 0x4902 + +#define UNSET (-1U) + +#define NUM_BUFFERS 64 + +#define HDPVR_FIRMWARE_VERSION 0x8 +#define HDPVR_FIRMWARE_VERSION_AC3 0xd + +/* #define HDPVR_DEBUG */ + +extern int hdpvr_debug; + +#define MSG_INFO 1 +#define MSG_BUFFER 2 + +struct hdpvr_options { + u8 video_std; + u8 video_input; + u8 audio_input; + u8 bitrate; /* in 100kbps */ + u8 peak_bitrate; /* in 100kbps */ + u8 bitrate_mode; + u8 gop_mode; + enum v4l2_mpeg_audio_encoding audio_codec; + u8 brightness; + u8 contrast; + u8 hue; + u8 saturation; + u8 sharpness; +}; + +/* Structure to hold all of our device specific stuff */ +struct hdpvr_device { + /* the v4l device for this device */ + struct video_device *video_dev; + /* the usb device for this device */ + struct usb_device *udev; + + /* the max packet size of the bulk endpoint */ + size_t bulk_in_size; + /* the address of the bulk in endpoint */ + __u8 bulk_in_endpointAddr; + + /* holds the current device status */ + __u8 status; + /* count the number of openers */ + uint open_count; + + /* holds the cureent set options */ + struct hdpvr_options options; + + uint flags; + + /* synchronize I/O */ + struct mutex io_mutex; + /* available buffers */ + struct list_head free_buff_list; + /* in progress buffers */ + struct list_head rec_buff_list; + /* waitqueue for buffers */ + wait_queue_head_t wait_buffer; + /* waitqueue for data */ + wait_queue_head_t wait_data; + /**/ + struct workqueue_struct *workqueue; + /**/ + struct work_struct worker; + + /* I2C adapter */ + struct i2c_adapter *i2c_adapter; + /* I2C lock */ + struct mutex i2c_mutex; + + /* usb control transfer buffer and lock */ + struct mutex usbc_mutex; + u8 *usbc_buf; +}; + + +/* buffer one bulk urb of data */ +struct hdpvr_buffer { + struct list_head buff_list; + + struct urb *urb; + + struct hdpvr_device *dev; + + uint pos; + + __u8 status; +}; + +/* */ + +struct hdpvr_video_info { + u16 width; + u16 height; + u8 fps; +}; + +enum { + STATUS_UNINITIALIZED = 0, + STATUS_IDLE, + STATUS_STARTING, + STATUS_SHUTTING_DOWN, + STATUS_STREAMING, + STATUS_ERROR, + STATUS_DISCONNECTED, +}; + +enum { + HDPVR_FLAG_AC3_CAP = 1, +}; + +enum { + BUFSTAT_UNINITIALIZED = 0, + BUFSTAT_AVAILABLE, + BUFSTAT_INPROGRESS, + BUFSTAT_READY, +}; + +#define CTRL_START_STREAMING_VALUE 0x0700 +#define CTRL_STOP_STREAMING_VALUE 0x0800 +#define CTRL_BITRATE_VALUE 0x1000 +#define CTRL_BITRATE_MODE_VALUE 0x1200 +#define CTRL_GOP_MODE_VALUE 0x1300 +#define CTRL_VIDEO_INPUT_VALUE 0x1500 +#define CTRL_VIDEO_STD_TYPE 0x1700 +#define CTRL_AUDIO_INPUT_VALUE 0x2500 +#define CTRL_BRIGHTNESS 0x2900 +#define CTRL_CONTRAST 0x2a00 +#define CTRL_HUE 0x2b00 +#define CTRL_SATURATION 0x2c00 +#define CTRL_SHARPNESS 0x2d00 +#define CTRL_LOW_PASS_FILTER_VALUE 0x3100 + +#define CTRL_DEFAULT_INDEX 0x0003 + + + /* :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 FREQUNCY 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 { + HDPVR_60HZ = 0, + HDPVR_50HZ, +}; + +enum hdpvr_video_input { + HDPVR_COMPONENT = 0, + HDPVR_SVIDEO, + HDPVR_COMPOSITE, + HDPVR_VIDEO_INPUTS +}; + +enum hdpvr_audio_inputs { + HDPVR_RCA_BACK = 0, + HDPVR_RCA_FRONT, + HDPVR_SPDIF, + HDPVR_AUDIO_INPUTS +}; + +enum hdpvr_bitrate_mode { + HDPVR_CONSTANT = 1, + HDPVR_VARIABLE_PEAK, + HDPVR_VARIABLE_AVERAGE, +}; + +enum hdpvr_gop_mode { + HDPVR_ADVANCED_IDR_GOP = 0, + HDPVR_SIMPLE_IDR_GOP, + HDPVR_ADVANCED_NOIDR_GOP, + HDPVR_SIMPLE_NOIDR_GOP, +}; + +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); + +struct hdpvr_video_info *get_video_info(struct hdpvr_device *dev); + +/* :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, int devnumber); + +int hdpvr_cancel_queue(struct hdpvr_device *dev); + +/*========================================================================*/ +/* i2c adapter registration */ +int hdpvr_register_i2c_adapter(struct hdpvr_device *dev); + +/*========================================================================*/ +/* buffer management */ +int hdpvr_free_buffers(struct hdpvr_device *dev); +int hdpvr_alloc_buffers(struct hdpvr_device *dev, uint count); |
