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a10e763b | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
9aba42ef | 2 | /* |
e86da6f0 | 3 | * Hauppauge HD PVR USB driver |
9aba42ef JG |
4 | * |
5 | * Copyright (C) 2008 Janne Grunau (j@jannau.net) | |
9aba42ef JG |
6 | */ |
7 | ||
8 | #include <linux/usb.h> | |
9 | #include <linux/i2c.h> | |
10 | #include <linux/mutex.h> | |
11 | #include <linux/workqueue.h> | |
12 | #include <linux/videodev2.h> | |
13 | ||
06630aec | 14 | #include <media/v4l2-device.h> |
99c77aa4 | 15 | #include <media/v4l2-ctrls.h> |
b5dcee22 | 16 | #include <media/i2c/ir-kbd-i2c.h> |
06630aec | 17 | |
9aba42ef | 18 | #define HDPVR_MAX 8 |
559d162e | 19 | #define HDPVR_I2C_MAX_SIZE 128 |
9aba42ef JG |
20 | |
21 | /* Define these values to match your devices */ | |
22 | #define HD_PVR_VENDOR_ID 0x2040 | |
23 | #define HD_PVR_PRODUCT_ID 0x4900 | |
24 | #define HD_PVR_PRODUCT_ID1 0x4901 | |
25 | #define HD_PVR_PRODUCT_ID2 0x4902 | |
e902a68b | 26 | #define HD_PVR_PRODUCT_ID4 0x4903 |
c22425ff | 27 | #define HD_PVR_PRODUCT_ID3 0x4982 |
9aba42ef JG |
28 | |
29 | #define UNSET (-1U) | |
30 | ||
31 | #define NUM_BUFFERS 64 | |
32 | ||
35b53664 JG |
33 | #define HDPVR_FIRMWARE_VERSION 0x08 |
34 | #define HDPVR_FIRMWARE_VERSION_AC3 0x0d | |
35 | #define HDPVR_FIRMWARE_VERSION_0X12 0x12 | |
36 | #define HDPVR_FIRMWARE_VERSION_0X15 0x15 | |
c7a2c84a | 37 | #define HDPVR_FIRMWARE_VERSION_0X1E 0x1e |
9aba42ef JG |
38 | |
39 | /* #define HDPVR_DEBUG */ | |
40 | ||
41 | extern int hdpvr_debug; | |
42 | ||
43 | #define MSG_INFO 1 | |
44 | #define MSG_BUFFER 2 | |
45 | ||
46 | struct hdpvr_options { | |
47 | u8 video_std; | |
48 | u8 video_input; | |
49 | u8 audio_input; | |
50 | u8 bitrate; /* in 100kbps */ | |
51 | u8 peak_bitrate; /* in 100kbps */ | |
52 | u8 bitrate_mode; | |
53 | u8 gop_mode; | |
54 | enum v4l2_mpeg_audio_encoding audio_codec; | |
55 | u8 brightness; | |
56 | u8 contrast; | |
57 | u8 hue; | |
58 | u8 saturation; | |
59 | u8 sharpness; | |
60 | }; | |
61 | ||
62 | /* Structure to hold all of our device specific stuff */ | |
63 | struct hdpvr_device { | |
64 | /* the v4l device for this device */ | |
4b30409b | 65 | struct video_device video_dev; |
99c77aa4 HV |
66 | /* the control handler for this device */ |
67 | struct v4l2_ctrl_handler hdl; | |
9aba42ef JG |
68 | /* the usb device for this device */ |
69 | struct usb_device *udev; | |
06630aec JG |
70 | /* v4l2-device unused */ |
71 | struct v4l2_device v4l2_dev; | |
99c77aa4 HV |
72 | struct { /* video mode/bitrate control cluster */ |
73 | struct v4l2_ctrl *video_mode; | |
74 | struct v4l2_ctrl *video_bitrate; | |
75 | struct v4l2_ctrl *video_bitrate_peak; | |
76 | }; | |
8f69da95 HV |
77 | /* v4l2 format */ |
78 | uint width, height; | |
9aba42ef JG |
79 | |
80 | /* the max packet size of the bulk endpoint */ | |
81 | size_t bulk_in_size; | |
82 | /* the address of the bulk in endpoint */ | |
83 | __u8 bulk_in_endpointAddr; | |
84 | ||
85 | /* holds the current device status */ | |
86 | __u8 status; | |
9aba42ef | 87 | |
8f69da95 | 88 | /* holds the current set options */ |
9aba42ef | 89 | struct hdpvr_options options; |
8f69da95 | 90 | v4l2_std_id cur_std; |
3315c59a | 91 | struct v4l2_dv_timings cur_dv_timings; |
9aba42ef JG |
92 | |
93 | uint flags; | |
94 | ||
95 | /* synchronize I/O */ | |
96 | struct mutex io_mutex; | |
97 | /* available buffers */ | |
98 | struct list_head free_buff_list; | |
99 | /* in progress buffers */ | |
100 | struct list_head rec_buff_list; | |
101 | /* waitqueue for buffers */ | |
102 | wait_queue_head_t wait_buffer; | |
103 | /* waitqueue for data */ | |
104 | wait_queue_head_t wait_data; | |
105 | /**/ | |
9aba42ef | 106 | struct work_struct worker; |
ede197aa HV |
107 | /* current stream owner */ |
108 | struct v4l2_fh *owner; | |
9aba42ef JG |
109 | |
110 | /* I2C adapter */ | |
324b04ba | 111 | struct i2c_adapter i2c_adapter; |
9aba42ef JG |
112 | /* I2C lock */ |
113 | struct mutex i2c_mutex; | |
559d162e JW |
114 | /* I2C message buffer space */ |
115 | char i2c_buf[HDPVR_I2C_MAX_SIZE]; | |
9aba42ef | 116 | |
ea6c0603 AW |
117 | /* For passing data to ir-kbd-i2c */ |
118 | struct IR_i2c_init_data ir_i2c_init_data; | |
119 | ||
9aba42ef JG |
120 | /* usb control transfer buffer and lock */ |
121 | struct mutex usbc_mutex; | |
122 | u8 *usbc_buf; | |
8423c0cf | 123 | u8 fw_ver; |
9aba42ef JG |
124 | }; |
125 | ||
f2b305cd HV |
126 | static inline struct hdpvr_device *to_hdpvr_dev(struct v4l2_device *v4l2_dev) |
127 | { | |
128 | return container_of(v4l2_dev, struct hdpvr_device, v4l2_dev); | |
129 | } | |
130 | ||
9aba42ef JG |
131 | |
132 | /* buffer one bulk urb of data */ | |
133 | struct hdpvr_buffer { | |
134 | struct list_head buff_list; | |
135 | ||
136 | struct urb *urb; | |
137 | ||
138 | struct hdpvr_device *dev; | |
139 | ||
140 | uint pos; | |
141 | ||
142 | __u8 status; | |
143 | }; | |
144 | ||
145 | /* */ | |
146 | ||
147 | struct hdpvr_video_info { | |
148 | u16 width; | |
149 | u16 height; | |
150 | u8 fps; | |
5f454d82 | 151 | bool valid; |
9aba42ef JG |
152 | }; |
153 | ||
154 | enum { | |
155 | STATUS_UNINITIALIZED = 0, | |
156 | STATUS_IDLE, | |
157 | STATUS_STARTING, | |
158 | STATUS_SHUTTING_DOWN, | |
159 | STATUS_STREAMING, | |
160 | STATUS_ERROR, | |
161 | STATUS_DISCONNECTED, | |
162 | }; | |
163 | ||
164 | enum { | |
165 | HDPVR_FLAG_AC3_CAP = 1, | |
166 | }; | |
167 | ||
168 | enum { | |
169 | BUFSTAT_UNINITIALIZED = 0, | |
170 | BUFSTAT_AVAILABLE, | |
171 | BUFSTAT_INPROGRESS, | |
172 | BUFSTAT_READY, | |
173 | }; | |
174 | ||
175 | #define CTRL_START_STREAMING_VALUE 0x0700 | |
176 | #define CTRL_STOP_STREAMING_VALUE 0x0800 | |
177 | #define CTRL_BITRATE_VALUE 0x1000 | |
178 | #define CTRL_BITRATE_MODE_VALUE 0x1200 | |
179 | #define CTRL_GOP_MODE_VALUE 0x1300 | |
180 | #define CTRL_VIDEO_INPUT_VALUE 0x1500 | |
181 | #define CTRL_VIDEO_STD_TYPE 0x1700 | |
182 | #define CTRL_AUDIO_INPUT_VALUE 0x2500 | |
183 | #define CTRL_BRIGHTNESS 0x2900 | |
184 | #define CTRL_CONTRAST 0x2a00 | |
185 | #define CTRL_HUE 0x2b00 | |
186 | #define CTRL_SATURATION 0x2c00 | |
187 | #define CTRL_SHARPNESS 0x2d00 | |
188 | #define CTRL_LOW_PASS_FILTER_VALUE 0x3100 | |
189 | ||
190 | #define CTRL_DEFAULT_INDEX 0x0003 | |
191 | ||
192 | ||
193 | /* :0 s 38 01 1000 0003 0004 4 = 0a00ca00 | |
194 | * BITRATE SETTING | |
195 | * 1st and 2nd byte (little endian): average bitrate in 100 000 bit/s | |
196 | * min: 1 mbit/s, max: 13.5 mbit/s | |
197 | * 3rd and 4th byte (little endian): peak bitrate in 100 000 bit/s | |
198 | * min: average + 100kbit/s, | |
199 | * max: 20.2 mbit/s | |
200 | */ | |
201 | ||
202 | /* :0 s 38 01 1200 0003 0001 1 = 02 | |
203 | * BIT RATE MODE | |
204 | * constant = 1, variable (peak) = 2, variable (average) = 3 | |
205 | */ | |
206 | ||
207 | /* :0 s 38 01 1300 0003 0001 1 = 03 | |
208 | * GOP MODE (2 bit) | |
209 | * low bit 0/1: advanced/simple GOP | |
210 | * high bit 0/1: IDR(4/32/128) / no IDR (4/32/0) | |
211 | */ | |
212 | ||
213 | /* :0 s 38 01 1700 0003 0001 1 = 00 | |
3e4d8f48 | 214 | * VIDEO STANDARD or FREQUENCY 0 = 60hz, 1 = 50hz |
9aba42ef JG |
215 | */ |
216 | ||
217 | /* :0 s 38 01 3100 0003 0004 4 = 03030000 | |
218 | * FILTER CONTROL | |
219 | * 1st byte luma low pass filter strength, | |
220 | * 2nd byte chroma low pass filter strength, | |
221 | * 3rd byte MF enable chroma, min=0, max=1 | |
222 | * 4th byte n | |
223 | */ | |
224 | ||
225 | ||
226 | /* :0 s 38 b9 0001 0000 0000 0 */ | |
227 | ||
228 | ||
229 | ||
230 | /* :0 s 38 d3 0000 0000 0001 1 = 00 */ | |
6e6a8b5a MCC |
231 | /* ret = usb_control_msg(dev->udev, */ |
232 | /* usb_sndctrlpipe(dev->udev, 0), */ | |
233 | /* 0xd3, 0x38, */ | |
234 | /* 0, 0, */ | |
235 | /* "\0", 1, */ | |
236 | /* 1000); */ | |
237 | ||
238 | /* info("control request returned %d", ret); */ | |
239 | /* msleep(5000); */ | |
9aba42ef JG |
240 | |
241 | ||
242 | /* :0 s b8 81 1400 0003 0005 5 < | |
243 | * :0 0 5 = d0024002 19 | |
244 | * QUERY FRAME SIZE AND RATE | |
245 | * 1st and 2nd byte (little endian): horizontal resolution | |
246 | * 3rd and 4th byte (little endian): vertical resolution | |
247 | * 5th byte: frame rate | |
248 | */ | |
249 | ||
250 | /* :0 s b8 81 1800 0003 0003 3 < | |
251 | * :0 0 3 = 030104 | |
252 | * QUERY SIGNAL AND DETECTED LINES, maybe INPUT | |
253 | */ | |
254 | ||
255 | enum hdpvr_video_std { | |
256 | HDPVR_60HZ = 0, | |
257 | HDPVR_50HZ, | |
258 | }; | |
259 | ||
260 | enum hdpvr_video_input { | |
261 | HDPVR_COMPONENT = 0, | |
262 | HDPVR_SVIDEO, | |
263 | HDPVR_COMPOSITE, | |
264 | HDPVR_VIDEO_INPUTS | |
265 | }; | |
266 | ||
267 | enum hdpvr_audio_inputs { | |
268 | HDPVR_RCA_BACK = 0, | |
269 | HDPVR_RCA_FRONT, | |
270 | HDPVR_SPDIF, | |
271 | HDPVR_AUDIO_INPUTS | |
272 | }; | |
273 | ||
274 | enum hdpvr_bitrate_mode { | |
275 | HDPVR_CONSTANT = 1, | |
276 | HDPVR_VARIABLE_PEAK, | |
277 | HDPVR_VARIABLE_AVERAGE, | |
278 | }; | |
279 | ||
280 | enum hdpvr_gop_mode { | |
281 | HDPVR_ADVANCED_IDR_GOP = 0, | |
282 | HDPVR_SIMPLE_IDR_GOP, | |
283 | HDPVR_ADVANCED_NOIDR_GOP, | |
284 | HDPVR_SIMPLE_NOIDR_GOP, | |
285 | }; | |
286 | ||
287 | void hdpvr_delete(struct hdpvr_device *dev); | |
288 | ||
289 | /*========================================================================*/ | |
290 | /* hardware control functions */ | |
291 | int hdpvr_set_options(struct hdpvr_device *dev); | |
292 | ||
293 | int hdpvr_set_bitrate(struct hdpvr_device *dev); | |
294 | ||
295 | int hdpvr_set_audio(struct hdpvr_device *dev, u8 input, | |
296 | enum v4l2_mpeg_audio_encoding codec); | |
297 | ||
298 | int hdpvr_config_call(struct hdpvr_device *dev, uint value, | |
299 | unsigned char valbuf); | |
300 | ||
4d601c4c | 301 | int get_video_info(struct hdpvr_device *dev, struct hdpvr_video_info *vid_info); |
9aba42ef JG |
302 | |
303 | /* :0 s b8 81 1800 0003 0003 3 < */ | |
304 | /* :0 0 3 = 0301ff */ | |
305 | int get_input_lines_info(struct hdpvr_device *dev); | |
306 | ||
307 | ||
308 | /*========================================================================*/ | |
309 | /* v4l2 registration */ | |
a50ab291 JG |
310 | int hdpvr_register_videodev(struct hdpvr_device *dev, struct device *parent, |
311 | int devnumber); | |
9aba42ef JG |
312 | |
313 | int hdpvr_cancel_queue(struct hdpvr_device *dev); | |
314 | ||
315 | /*========================================================================*/ | |
316 | /* i2c adapter registration */ | |
317 | int hdpvr_register_i2c_adapter(struct hdpvr_device *dev); | |
318 | ||
ab5222ed | 319 | struct i2c_client *hdpvr_register_ir_i2c(struct hdpvr_device *dev); |
ea6c0603 | 320 | |
9aba42ef JG |
321 | /*========================================================================*/ |
322 | /* buffer management */ | |
323 | int hdpvr_free_buffers(struct hdpvr_device *dev); | |
324 | int hdpvr_alloc_buffers(struct hdpvr_device *dev, uint count); |