2 * Hauppauge HD PVR USB driver
4 * Copyright (C) 2008 Janne Grunau (j@jannau.net)
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation, version 2.
12 #include <linux/usb.h>
13 #include <linux/i2c.h>
14 #include <linux/mutex.h>
15 #include <linux/workqueue.h>
16 #include <linux/videodev2.h>
18 #include <media/v4l2-device.h>
19 #include <media/ir-kbd-i2c.h>
21 #define HDPVR_MAJOR_VERSION 0
22 #define HDPVR_MINOR_VERSION 2
23 #define HDPVR_RELEASE 0
24 #define HDPVR_VERSION \
25 KERNEL_VERSION(HDPVR_MAJOR_VERSION, HDPVR_MINOR_VERSION, HDPVR_RELEASE)
29 /* Define these values to match your devices */
30 #define HD_PVR_VENDOR_ID 0x2040
31 #define HD_PVR_PRODUCT_ID 0x4900
32 #define HD_PVR_PRODUCT_ID1 0x4901
33 #define HD_PVR_PRODUCT_ID2 0x4902
34 #define HD_PVR_PRODUCT_ID4 0x4903
35 #define HD_PVR_PRODUCT_ID3 0x4982
39 #define NUM_BUFFERS 64
41 #define HDPVR_FIRMWARE_VERSION 0x08
42 #define HDPVR_FIRMWARE_VERSION_AC3 0x0d
43 #define HDPVR_FIRMWARE_VERSION_0X12 0x12
44 #define HDPVR_FIRMWARE_VERSION_0X15 0x15
46 /* #define HDPVR_DEBUG */
48 extern int hdpvr_debug;
53 struct hdpvr_options {
57 u8 bitrate; /* in 100kbps */
58 u8 peak_bitrate; /* in 100kbps */
61 enum v4l2_mpeg_audio_encoding audio_codec;
69 /* Structure to hold all of our device specific stuff */
71 /* the v4l device for this device */
72 struct video_device *video_dev;
73 /* the usb device for this device */
74 struct usb_device *udev;
75 /* v4l2-device unused */
76 struct v4l2_device v4l2_dev;
78 /* the max packet size of the bulk endpoint */
80 /* the address of the bulk in endpoint */
81 __u8 bulk_in_endpointAddr;
83 /* holds the current device status */
85 /* count the number of openers */
88 /* holds the cureent set options */
89 struct hdpvr_options options;
94 struct mutex io_mutex;
95 /* available buffers */
96 struct list_head free_buff_list;
97 /* in progress buffers */
98 struct list_head rec_buff_list;
99 /* waitqueue for buffers */
100 wait_queue_head_t wait_buffer;
101 /* waitqueue for data */
102 wait_queue_head_t wait_data;
104 struct workqueue_struct *workqueue;
106 struct work_struct worker;
109 struct i2c_adapter *i2c_adapter;
111 struct mutex i2c_mutex;
113 /* For passing data to ir-kbd-i2c */
114 struct IR_i2c_init_data ir_i2c_init_data;
116 /* usb control transfer buffer and lock */
117 struct mutex usbc_mutex;
121 static inline struct hdpvr_device *to_hdpvr_dev(struct v4l2_device *v4l2_dev)
123 return container_of(v4l2_dev, struct hdpvr_device, v4l2_dev);
127 /* buffer one bulk urb of data */
128 struct hdpvr_buffer {
129 struct list_head buff_list;
133 struct hdpvr_device *dev;
142 struct hdpvr_video_info {
149 STATUS_UNINITIALIZED = 0,
152 STATUS_SHUTTING_DOWN,
159 HDPVR_FLAG_AC3_CAP = 1,
163 BUFSTAT_UNINITIALIZED = 0,
169 #define CTRL_START_STREAMING_VALUE 0x0700
170 #define CTRL_STOP_STREAMING_VALUE 0x0800
171 #define CTRL_BITRATE_VALUE 0x1000
172 #define CTRL_BITRATE_MODE_VALUE 0x1200
173 #define CTRL_GOP_MODE_VALUE 0x1300
174 #define CTRL_VIDEO_INPUT_VALUE 0x1500
175 #define CTRL_VIDEO_STD_TYPE 0x1700
176 #define CTRL_AUDIO_INPUT_VALUE 0x2500
177 #define CTRL_BRIGHTNESS 0x2900
178 #define CTRL_CONTRAST 0x2a00
179 #define CTRL_HUE 0x2b00
180 #define CTRL_SATURATION 0x2c00
181 #define CTRL_SHARPNESS 0x2d00
182 #define CTRL_LOW_PASS_FILTER_VALUE 0x3100
184 #define CTRL_DEFAULT_INDEX 0x0003
187 /* :0 s 38 01 1000 0003 0004 4 = 0a00ca00
189 * 1st and 2nd byte (little endian): average bitrate in 100 000 bit/s
190 * min: 1 mbit/s, max: 13.5 mbit/s
191 * 3rd and 4th byte (little endian): peak bitrate in 100 000 bit/s
192 * min: average + 100kbit/s,
196 /* :0 s 38 01 1200 0003 0001 1 = 02
198 * constant = 1, variable (peak) = 2, variable (average) = 3
201 /* :0 s 38 01 1300 0003 0001 1 = 03
203 * low bit 0/1: advanced/simple GOP
204 * high bit 0/1: IDR(4/32/128) / no IDR (4/32/0)
207 /* :0 s 38 01 1700 0003 0001 1 = 00
208 * VIDEO STANDARD or FREQUNCY 0 = 60hz, 1 = 50hz
211 /* :0 s 38 01 3100 0003 0004 4 = 03030000
213 * 1st byte luma low pass filter strength,
214 * 2nd byte chroma low pass filter strength,
215 * 3rd byte MF enable chroma, min=0, max=1
220 /* :0 s 38 b9 0001 0000 0000 0 */
224 /* :0 s 38 d3 0000 0000 0001 1 = 00 */
225 /* ret = usb_control_msg(dev->udev, */
226 /* usb_sndctrlpipe(dev->udev, 0), */
232 /* info("control request returned %d", ret); */
236 /* :0 s b8 81 1400 0003 0005 5 <
237 * :0 0 5 = d0024002 19
238 * QUERY FRAME SIZE AND RATE
239 * 1st and 2nd byte (little endian): horizontal resolution
240 * 3rd and 4th byte (little endian): vertical resolution
241 * 5th byte: frame rate
244 /* :0 s b8 81 1800 0003 0003 3 <
246 * QUERY SIGNAL AND DETECTED LINES, maybe INPUT
249 enum hdpvr_video_std {
254 enum hdpvr_video_input {
261 enum hdpvr_audio_inputs {
268 enum hdpvr_bitrate_mode {
271 HDPVR_VARIABLE_AVERAGE,
274 enum hdpvr_gop_mode {
275 HDPVR_ADVANCED_IDR_GOP = 0,
276 HDPVR_SIMPLE_IDR_GOP,
277 HDPVR_ADVANCED_NOIDR_GOP,
278 HDPVR_SIMPLE_NOIDR_GOP,
281 void hdpvr_delete(struct hdpvr_device *dev);
283 /*========================================================================*/
284 /* hardware control functions */
285 int hdpvr_set_options(struct hdpvr_device *dev);
287 int hdpvr_set_bitrate(struct hdpvr_device *dev);
289 int hdpvr_set_audio(struct hdpvr_device *dev, u8 input,
290 enum v4l2_mpeg_audio_encoding codec);
292 int hdpvr_config_call(struct hdpvr_device *dev, uint value,
293 unsigned char valbuf);
295 struct hdpvr_video_info *get_video_info(struct hdpvr_device *dev);
297 /* :0 s b8 81 1800 0003 0003 3 < */
298 /* :0 0 3 = 0301ff */
299 int get_input_lines_info(struct hdpvr_device *dev);
302 /*========================================================================*/
303 /* v4l2 registration */
304 int hdpvr_register_videodev(struct hdpvr_device *dev, struct device *parent,
307 int hdpvr_cancel_queue(struct hdpvr_device *dev);
309 /*========================================================================*/
310 /* i2c adapter registration */
311 int hdpvr_register_i2c_adapter(struct hdpvr_device *dev);
313 int hdpvr_register_i2c_ir(struct hdpvr_device *dev);
315 /*========================================================================*/
316 /* buffer management */
317 int hdpvr_free_buffers(struct hdpvr_device *dev);
318 int hdpvr_alloc_buffers(struct hdpvr_device *dev, uint count);