Commit | Line | Data |
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9aba42ef | 1 | /* |
e86da6f0 | 2 | * Hauppauge HD PVR USB driver |
9aba42ef JG |
3 | * |
4 | * Copyright (C) 2008 Janne Grunau (j@jannau.net) | |
5 | * | |
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. | |
9 | * | |
10 | */ | |
11 | ||
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> | |
17 | ||
06630aec | 18 | #include <media/v4l2-device.h> |
99c77aa4 | 19 | #include <media/v4l2-ctrls.h> |
ea6c0603 | 20 | #include <media/ir-kbd-i2c.h> |
06630aec | 21 | |
9aba42ef | 22 | #define HDPVR_MAX 8 |
559d162e | 23 | #define HDPVR_I2C_MAX_SIZE 128 |
9aba42ef JG |
24 | |
25 | /* Define these values to match your devices */ | |
26 | #define HD_PVR_VENDOR_ID 0x2040 | |
27 | #define HD_PVR_PRODUCT_ID 0x4900 | |
28 | #define HD_PVR_PRODUCT_ID1 0x4901 | |
29 | #define HD_PVR_PRODUCT_ID2 0x4902 | |
e902a68b | 30 | #define HD_PVR_PRODUCT_ID4 0x4903 |
c22425ff | 31 | #define HD_PVR_PRODUCT_ID3 0x4982 |
9aba42ef JG |
32 | |
33 | #define UNSET (-1U) | |
34 | ||
35 | #define NUM_BUFFERS 64 | |
36 | ||
35b53664 JG |
37 | #define HDPVR_FIRMWARE_VERSION 0x08 |
38 | #define HDPVR_FIRMWARE_VERSION_AC3 0x0d | |
39 | #define HDPVR_FIRMWARE_VERSION_0X12 0x12 | |
40 | #define HDPVR_FIRMWARE_VERSION_0X15 0x15 | |
c7a2c84a | 41 | #define HDPVR_FIRMWARE_VERSION_0X1E 0x1e |
9aba42ef JG |
42 | |
43 | /* #define HDPVR_DEBUG */ | |
44 | ||
45 | extern int hdpvr_debug; | |
46 | ||
47 | #define MSG_INFO 1 | |
48 | #define MSG_BUFFER 2 | |
49 | ||
50 | struct hdpvr_options { | |
51 | u8 video_std; | |
52 | u8 video_input; | |
53 | u8 audio_input; | |
54 | u8 bitrate; /* in 100kbps */ | |
55 | u8 peak_bitrate; /* in 100kbps */ | |
56 | u8 bitrate_mode; | |
57 | u8 gop_mode; | |
58 | enum v4l2_mpeg_audio_encoding audio_codec; | |
59 | u8 brightness; | |
60 | u8 contrast; | |
61 | u8 hue; | |
62 | u8 saturation; | |
63 | u8 sharpness; | |
64 | }; | |
65 | ||
66 | /* Structure to hold all of our device specific stuff */ | |
67 | struct hdpvr_device { | |
68 | /* the v4l device for this device */ | |
69 | struct video_device *video_dev; | |
99c77aa4 HV |
70 | /* the control handler for this device */ |
71 | struct v4l2_ctrl_handler hdl; | |
9aba42ef JG |
72 | /* the usb device for this device */ |
73 | struct usb_device *udev; | |
06630aec JG |
74 | /* v4l2-device unused */ |
75 | struct v4l2_device v4l2_dev; | |
99c77aa4 HV |
76 | struct { /* video mode/bitrate control cluster */ |
77 | struct v4l2_ctrl *video_mode; | |
78 | struct v4l2_ctrl *video_bitrate; | |
79 | struct v4l2_ctrl *video_bitrate_peak; | |
80 | }; | |
8f69da95 HV |
81 | /* v4l2 format */ |
82 | uint width, height; | |
9aba42ef JG |
83 | |
84 | /* the max packet size of the bulk endpoint */ | |
85 | size_t bulk_in_size; | |
86 | /* the address of the bulk in endpoint */ | |
87 | __u8 bulk_in_endpointAddr; | |
88 | ||
89 | /* holds the current device status */ | |
90 | __u8 status; | |
9aba42ef | 91 | |
8f69da95 | 92 | /* holds the current set options */ |
9aba42ef | 93 | struct hdpvr_options options; |
8f69da95 | 94 | v4l2_std_id cur_std; |
3315c59a | 95 | struct v4l2_dv_timings cur_dv_timings; |
9aba42ef JG |
96 | |
97 | uint flags; | |
98 | ||
99 | /* synchronize I/O */ | |
100 | struct mutex io_mutex; | |
101 | /* available buffers */ | |
102 | struct list_head free_buff_list; | |
103 | /* in progress buffers */ | |
104 | struct list_head rec_buff_list; | |
105 | /* waitqueue for buffers */ | |
106 | wait_queue_head_t wait_buffer; | |
107 | /* waitqueue for data */ | |
108 | wait_queue_head_t wait_data; | |
109 | /**/ | |
110 | struct workqueue_struct *workqueue; | |
111 | /**/ | |
112 | struct work_struct worker; | |
ede197aa HV |
113 | /* current stream owner */ |
114 | struct v4l2_fh *owner; | |
9aba42ef JG |
115 | |
116 | /* I2C adapter */ | |
324b04ba | 117 | struct i2c_adapter i2c_adapter; |
9aba42ef JG |
118 | /* I2C lock */ |
119 | struct mutex i2c_mutex; | |
559d162e JW |
120 | /* I2C message buffer space */ |
121 | char i2c_buf[HDPVR_I2C_MAX_SIZE]; | |
9aba42ef | 122 | |
ea6c0603 AW |
123 | /* For passing data to ir-kbd-i2c */ |
124 | struct IR_i2c_init_data ir_i2c_init_data; | |
125 | ||
9aba42ef JG |
126 | /* usb control transfer buffer and lock */ |
127 | struct mutex usbc_mutex; | |
128 | u8 *usbc_buf; | |
8423c0cf | 129 | u8 fw_ver; |
9aba42ef JG |
130 | }; |
131 | ||
f2b305cd HV |
132 | static inline struct hdpvr_device *to_hdpvr_dev(struct v4l2_device *v4l2_dev) |
133 | { | |
134 | return container_of(v4l2_dev, struct hdpvr_device, v4l2_dev); | |
135 | } | |
136 | ||
9aba42ef JG |
137 | |
138 | /* buffer one bulk urb of data */ | |
139 | struct hdpvr_buffer { | |
140 | struct list_head buff_list; | |
141 | ||
142 | struct urb *urb; | |
143 | ||
144 | struct hdpvr_device *dev; | |
145 | ||
146 | uint pos; | |
147 | ||
148 | __u8 status; | |
149 | }; | |
150 | ||
151 | /* */ | |
152 | ||
153 | struct hdpvr_video_info { | |
154 | u16 width; | |
155 | u16 height; | |
156 | u8 fps; | |
157 | }; | |
158 | ||
159 | enum { | |
160 | STATUS_UNINITIALIZED = 0, | |
161 | STATUS_IDLE, | |
162 | STATUS_STARTING, | |
163 | STATUS_SHUTTING_DOWN, | |
164 | STATUS_STREAMING, | |
165 | STATUS_ERROR, | |
166 | STATUS_DISCONNECTED, | |
167 | }; | |
168 | ||
169 | enum { | |
170 | HDPVR_FLAG_AC3_CAP = 1, | |
171 | }; | |
172 | ||
173 | enum { | |
174 | BUFSTAT_UNINITIALIZED = 0, | |
175 | BUFSTAT_AVAILABLE, | |
176 | BUFSTAT_INPROGRESS, | |
177 | BUFSTAT_READY, | |
178 | }; | |
179 | ||
180 | #define CTRL_START_STREAMING_VALUE 0x0700 | |
181 | #define CTRL_STOP_STREAMING_VALUE 0x0800 | |
182 | #define CTRL_BITRATE_VALUE 0x1000 | |
183 | #define CTRL_BITRATE_MODE_VALUE 0x1200 | |
184 | #define CTRL_GOP_MODE_VALUE 0x1300 | |
185 | #define CTRL_VIDEO_INPUT_VALUE 0x1500 | |
186 | #define CTRL_VIDEO_STD_TYPE 0x1700 | |
187 | #define CTRL_AUDIO_INPUT_VALUE 0x2500 | |
188 | #define CTRL_BRIGHTNESS 0x2900 | |
189 | #define CTRL_CONTRAST 0x2a00 | |
190 | #define CTRL_HUE 0x2b00 | |
191 | #define CTRL_SATURATION 0x2c00 | |
192 | #define CTRL_SHARPNESS 0x2d00 | |
193 | #define CTRL_LOW_PASS_FILTER_VALUE 0x3100 | |
194 | ||
195 | #define CTRL_DEFAULT_INDEX 0x0003 | |
196 | ||
197 | ||
198 | /* :0 s 38 01 1000 0003 0004 4 = 0a00ca00 | |
199 | * BITRATE SETTING | |
200 | * 1st and 2nd byte (little endian): average bitrate in 100 000 bit/s | |
201 | * min: 1 mbit/s, max: 13.5 mbit/s | |
202 | * 3rd and 4th byte (little endian): peak bitrate in 100 000 bit/s | |
203 | * min: average + 100kbit/s, | |
204 | * max: 20.2 mbit/s | |
205 | */ | |
206 | ||
207 | /* :0 s 38 01 1200 0003 0001 1 = 02 | |
208 | * BIT RATE MODE | |
209 | * constant = 1, variable (peak) = 2, variable (average) = 3 | |
210 | */ | |
211 | ||
212 | /* :0 s 38 01 1300 0003 0001 1 = 03 | |
213 | * GOP MODE (2 bit) | |
214 | * low bit 0/1: advanced/simple GOP | |
215 | * high bit 0/1: IDR(4/32/128) / no IDR (4/32/0) | |
216 | */ | |
217 | ||
218 | /* :0 s 38 01 1700 0003 0001 1 = 00 | |
219 | * VIDEO STANDARD or FREQUNCY 0 = 60hz, 1 = 50hz | |
220 | */ | |
221 | ||
222 | /* :0 s 38 01 3100 0003 0004 4 = 03030000 | |
223 | * FILTER CONTROL | |
224 | * 1st byte luma low pass filter strength, | |
225 | * 2nd byte chroma low pass filter strength, | |
226 | * 3rd byte MF enable chroma, min=0, max=1 | |
227 | * 4th byte n | |
228 | */ | |
229 | ||
230 | ||
231 | /* :0 s 38 b9 0001 0000 0000 0 */ | |
232 | ||
233 | ||
234 | ||
235 | /* :0 s 38 d3 0000 0000 0001 1 = 00 */ | |
236 | /* ret = usb_control_msg(dev->udev, */ | |
237 | /* usb_sndctrlpipe(dev->udev, 0), */ | |
238 | /* 0xd3, 0x38, */ | |
239 | /* 0, 0, */ | |
240 | /* "\0", 1, */ | |
241 | /* 1000); */ | |
242 | ||
243 | /* info("control request returned %d", ret); */ | |
244 | /* msleep(5000); */ | |
245 | ||
246 | ||
247 | /* :0 s b8 81 1400 0003 0005 5 < | |
248 | * :0 0 5 = d0024002 19 | |
249 | * QUERY FRAME SIZE AND RATE | |
250 | * 1st and 2nd byte (little endian): horizontal resolution | |
251 | * 3rd and 4th byte (little endian): vertical resolution | |
252 | * 5th byte: frame rate | |
253 | */ | |
254 | ||
255 | /* :0 s b8 81 1800 0003 0003 3 < | |
256 | * :0 0 3 = 030104 | |
257 | * QUERY SIGNAL AND DETECTED LINES, maybe INPUT | |
258 | */ | |
259 | ||
260 | enum hdpvr_video_std { | |
261 | HDPVR_60HZ = 0, | |
262 | HDPVR_50HZ, | |
263 | }; | |
264 | ||
265 | enum hdpvr_video_input { | |
266 | HDPVR_COMPONENT = 0, | |
267 | HDPVR_SVIDEO, | |
268 | HDPVR_COMPOSITE, | |
269 | HDPVR_VIDEO_INPUTS | |
270 | }; | |
271 | ||
272 | enum hdpvr_audio_inputs { | |
273 | HDPVR_RCA_BACK = 0, | |
274 | HDPVR_RCA_FRONT, | |
275 | HDPVR_SPDIF, | |
276 | HDPVR_AUDIO_INPUTS | |
277 | }; | |
278 | ||
279 | enum hdpvr_bitrate_mode { | |
280 | HDPVR_CONSTANT = 1, | |
281 | HDPVR_VARIABLE_PEAK, | |
282 | HDPVR_VARIABLE_AVERAGE, | |
283 | }; | |
284 | ||
285 | enum hdpvr_gop_mode { | |
286 | HDPVR_ADVANCED_IDR_GOP = 0, | |
287 | HDPVR_SIMPLE_IDR_GOP, | |
288 | HDPVR_ADVANCED_NOIDR_GOP, | |
289 | HDPVR_SIMPLE_NOIDR_GOP, | |
290 | }; | |
291 | ||
292 | void hdpvr_delete(struct hdpvr_device *dev); | |
293 | ||
294 | /*========================================================================*/ | |
295 | /* hardware control functions */ | |
296 | int hdpvr_set_options(struct hdpvr_device *dev); | |
297 | ||
298 | int hdpvr_set_bitrate(struct hdpvr_device *dev); | |
299 | ||
300 | int hdpvr_set_audio(struct hdpvr_device *dev, u8 input, | |
301 | enum v4l2_mpeg_audio_encoding codec); | |
302 | ||
303 | int hdpvr_config_call(struct hdpvr_device *dev, uint value, | |
304 | unsigned char valbuf); | |
305 | ||
306 | struct hdpvr_video_info *get_video_info(struct hdpvr_device *dev); | |
307 | ||
308 | /* :0 s b8 81 1800 0003 0003 3 < */ | |
309 | /* :0 0 3 = 0301ff */ | |
310 | int get_input_lines_info(struct hdpvr_device *dev); | |
311 | ||
312 | ||
313 | /*========================================================================*/ | |
314 | /* v4l2 registration */ | |
a50ab291 JG |
315 | int hdpvr_register_videodev(struct hdpvr_device *dev, struct device *parent, |
316 | int devnumber); | |
9aba42ef JG |
317 | |
318 | int hdpvr_cancel_queue(struct hdpvr_device *dev); | |
319 | ||
320 | /*========================================================================*/ | |
321 | /* i2c adapter registration */ | |
322 | int hdpvr_register_i2c_adapter(struct hdpvr_device *dev); | |
323 | ||
7f2a06de JW |
324 | struct i2c_client *hdpvr_register_ir_rx_i2c(struct hdpvr_device *dev); |
325 | struct i2c_client *hdpvr_register_ir_tx_i2c(struct hdpvr_device *dev); | |
ea6c0603 | 326 | |
9aba42ef JG |
327 | /*========================================================================*/ |
328 | /* buffer management */ | |
329 | int hdpvr_free_buffers(struct hdpvr_device *dev); | |
330 | int hdpvr_alloc_buffers(struct hdpvr_device *dev, uint count); |