Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | |
2 | #ifndef __LINUX_se401_H | |
3 | #define __LINUX_se401_H | |
4 | ||
5 | #include <asm/uaccess.h> | |
6 | #include <linux/videodev.h> | |
5e87efa3 | 7 | #include <media/v4l2-common.h> |
35ea11ff | 8 | #include <media/v4l2-ioctl.h> |
4186ecf8 | 9 | #include <linux/mutex.h> |
1da177e4 LT |
10 | |
11 | #define se401_DEBUG /* Turn on debug messages */ | |
12 | ||
13 | #ifdef se401_DEBUG | |
14 | # define PDEBUG(level, fmt, args...) \ | |
15 | if (debug >= level) info("[" __PRETTY_FUNCTION__ ":%d] " fmt, __LINE__ , ## args) | |
16 | #else | |
17 | # define PDEBUG(level, fmt, args...) do {} while(0) | |
18 | #endif | |
19 | ||
20 | /* An almost drop-in replacement for sleep_on_interruptible */ | |
21 | #define wait_interruptible(test, queue, wait) \ | |
22 | { \ | |
23 | add_wait_queue(queue, wait); \ | |
24 | set_current_state(TASK_INTERRUPTIBLE); \ | |
25 | if (test) \ | |
26 | schedule(); \ | |
27 | remove_wait_queue(queue, wait); \ | |
28 | set_current_state(TASK_RUNNING); \ | |
29 | if (signal_pending(current)) \ | |
30 | break; \ | |
31 | } | |
32 | ||
33 | #define SE401_REQ_GET_CAMERA_DESCRIPTOR 0x06 | |
34 | #define SE401_REQ_START_CONTINUOUS_CAPTURE 0x41 | |
35 | #define SE401_REQ_STOP_CONTINUOUS_CAPTURE 0x42 | |
36 | #define SE401_REQ_CAPTURE_FRAME 0x43 | |
37 | #define SE401_REQ_GET_BRT 0x44 | |
38 | #define SE401_REQ_SET_BRT 0x45 | |
39 | #define SE401_REQ_GET_WIDTH 0x4c | |
40 | #define SE401_REQ_SET_WIDTH 0x4d | |
41 | #define SE401_REQ_GET_HEIGHT 0x4e | |
42 | #define SE401_REQ_SET_HEIGHT 0x4f | |
43 | #define SE401_REQ_GET_OUTPUT_MODE 0x50 | |
44 | #define SE401_REQ_SET_OUTPUT_MODE 0x51 | |
45 | #define SE401_REQ_GET_EXT_FEATURE 0x52 | |
46 | #define SE401_REQ_SET_EXT_FEATURE 0x53 | |
47 | #define SE401_REQ_CAMERA_POWER 0x56 | |
48 | #define SE401_REQ_LED_CONTROL 0x57 | |
49 | #define SE401_REQ_BIOS 0xff | |
50 | ||
51 | #define SE401_BIOS_READ 0x07 | |
52 | ||
53 | #define SE401_FORMAT_BAYER 0x40 | |
54 | ||
55 | /* Hyundai hv7131b registers | |
56 | 7121 and 7141 should be the same (haven't really checked...) */ | |
57 | /* Mode registers: */ | |
58 | #define HV7131_REG_MODE_A 0x00 | |
59 | #define HV7131_REG_MODE_B 0x01 | |
60 | #define HV7131_REG_MODE_C 0x02 | |
61 | /* Frame registers: */ | |
62 | #define HV7131_REG_FRSU 0x10 | |
63 | #define HV7131_REG_FRSL 0x11 | |
64 | #define HV7131_REG_FCSU 0x12 | |
65 | #define HV7131_REG_FCSL 0x13 | |
66 | #define HV7131_REG_FWHU 0x14 | |
67 | #define HV7131_REG_FWHL 0x15 | |
68 | #define HV7131_REG_FWWU 0x16 | |
69 | #define HV7131_REG_FWWL 0x17 | |
70 | /* Timing registers: */ | |
71 | #define HV7131_REG_THBU 0x20 | |
72 | #define HV7131_REG_THBL 0x21 | |
73 | #define HV7131_REG_TVBU 0x22 | |
74 | #define HV7131_REG_TVBL 0x23 | |
75 | #define HV7131_REG_TITU 0x25 | |
76 | #define HV7131_REG_TITM 0x26 | |
77 | #define HV7131_REG_TITL 0x27 | |
78 | #define HV7131_REG_TMCD 0x28 | |
79 | /* Adjust Registers: */ | |
80 | #define HV7131_REG_ARLV 0x30 | |
81 | #define HV7131_REG_ARCG 0x31 | |
82 | #define HV7131_REG_AGCG 0x32 | |
83 | #define HV7131_REG_ABCG 0x33 | |
84 | #define HV7131_REG_APBV 0x34 | |
85 | #define HV7131_REG_ASLP 0x54 | |
86 | /* Offset Registers: */ | |
87 | #define HV7131_REG_OFSR 0x50 | |
88 | #define HV7131_REG_OFSG 0x51 | |
89 | #define HV7131_REG_OFSB 0x52 | |
90 | /* REset level statistics registers: */ | |
91 | #define HV7131_REG_LOREFNOH 0x57 | |
92 | #define HV7131_REG_LOREFNOL 0x58 | |
93 | #define HV7131_REG_HIREFNOH 0x59 | |
94 | #define HV7131_REG_HIREFNOL 0x5a | |
95 | ||
96 | /* se401 registers */ | |
97 | #define SE401_OPERATINGMODE 0x2000 | |
98 | ||
99 | ||
100 | /* size of usb transfers */ | |
101 | #define SE401_PACKETSIZE 4096 | |
102 | /* number of queued bulk transfers to use, should be about 8 */ | |
103 | #define SE401_NUMSBUF 1 | |
104 | /* read the usb specs for this one :) */ | |
105 | #define SE401_VIDEO_ENDPOINT 1 | |
106 | #define SE401_BUTTON_ENDPOINT 2 | |
107 | /* number of frames supported by the v4l part */ | |
108 | #define SE401_NUMFRAMES 2 | |
109 | /* scratch buffers for passing data to the decoders */ | |
110 | #define SE401_NUMSCRATCH 32 | |
111 | /* maximum amount of data in a JangGu packet */ | |
112 | #define SE401_VLCDATALEN 1024 | |
113 | /* number of nul sized packets to receive before kicking the camera */ | |
114 | #define SE401_MAX_NULLPACKETS 4000 | |
115 | /* number of decoding errors before kicking the camera */ | |
116 | #define SE401_MAX_ERRORS 200 | |
117 | ||
118 | struct usb_device; | |
119 | ||
120 | struct se401_sbuf { | |
121 | unsigned char *data; | |
122 | }; | |
123 | ||
124 | enum { | |
125 | FRAME_UNUSED, /* Unused (no MCAPTURE) */ | |
126 | FRAME_READY, /* Ready to start grabbing */ | |
127 | FRAME_GRABBING, /* In the process of being grabbed into */ | |
128 | FRAME_DONE, /* Finished grabbing, but not been synced yet */ | |
129 | FRAME_ERROR, /* Something bad happened while processing */ | |
130 | }; | |
131 | ||
132 | enum { | |
133 | FMT_BAYER, | |
134 | FMT_JANGGU, | |
135 | }; | |
136 | ||
137 | enum { | |
138 | BUFFER_UNUSED, | |
139 | BUFFER_READY, | |
140 | BUFFER_BUSY, | |
141 | BUFFER_DONE, | |
142 | }; | |
143 | ||
144 | struct se401_scratch { | |
145 | unsigned char *data; | |
146 | volatile int state; | |
147 | int offset; | |
148 | int length; | |
149 | }; | |
150 | ||
151 | struct se401_frame { | |
152 | unsigned char *data; /* Frame buffer */ | |
153 | ||
154 | volatile int grabstate; /* State of grabbing */ | |
155 | ||
156 | unsigned char *curline; | |
157 | int curlinepix; | |
158 | int curpix; | |
159 | }; | |
160 | ||
161 | struct usb_se401 { | |
162 | struct video_device vdev; | |
163 | ||
164 | /* Device structure */ | |
165 | struct usb_device *dev; | |
166 | ||
167 | unsigned char iface; | |
168 | ||
169 | char *camera_name; | |
170 | ||
171 | int change; | |
172 | int brightness; | |
173 | int hue; | |
174 | int rgain; | |
175 | int ggain; | |
176 | int bgain; | |
177 | int expose_h; | |
178 | int expose_m; | |
179 | int expose_l; | |
180 | int resetlevel; | |
d56410e0 | 181 | |
1da177e4 LT |
182 | int enhance; |
183 | ||
184 | int format; | |
185 | int sizes; | |
186 | int *width; | |
187 | int *height; | |
188 | int cwidth; /* current width */ | |
189 | int cheight; /* current height */ | |
190 | int palette; | |
191 | int maxframesize; | |
192 | int cframesize; /* current framesize */ | |
193 | ||
4186ecf8 | 194 | struct mutex lock; |
1da177e4 LT |
195 | int user; /* user count for exclusive use */ |
196 | int removed; /* device disconnected */ | |
197 | ||
198 | int streaming; /* Are we streaming video? */ | |
199 | ||
200 | char *fbuf; /* Videodev buffer area */ | |
201 | ||
202 | struct urb *urb[SE401_NUMSBUF]; | |
203 | struct urb *inturb; | |
d56410e0 | 204 | |
1da177e4 LT |
205 | int button; |
206 | int buttonpressed; | |
207 | ||
208 | int curframe; /* Current receiving frame */ | |
d56410e0 | 209 | struct se401_frame frame[SE401_NUMFRAMES]; |
1da177e4 LT |
210 | int readcount; |
211 | int framecount; | |
212 | int error; | |
213 | int dropped; | |
214 | ||
215 | int scratch_next; | |
216 | int scratch_use; | |
217 | int scratch_overflow; | |
218 | struct se401_scratch scratch[SE401_NUMSCRATCH]; | |
219 | ||
220 | /* Decoder specific data: */ | |
221 | unsigned char vlcdata[SE401_VLCDATALEN]; | |
222 | int vlcdatapos; | |
223 | int bayeroffset; | |
224 | ||
225 | struct se401_sbuf sbuf[SE401_NUMSBUF]; | |
226 | ||
227 | wait_queue_head_t wq; /* Processes waiting */ | |
228 | ||
229 | int nullpackets; | |
230 | }; | |
231 | ||
232 | ||
233 | ||
234 | #endif | |
235 |