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Merge branch 'for-linus' of git://linux-nfs.org/~bfields/linux
[deliverable/linux.git] / drivers / media / video / usbvision / usbvision.h
CommitLineData
f2242ee5 1/*
781aa1d1
MCC		 2 * USBVISION.H
3 * usbvision header file
4 *
5 * Copyright (c) 1999-2005 Joerg Heckenbach <joerg@heckenbach-aw.de>
c876a346
TM		 6 * Dwaine Garden <dwainegarden@rogers.com>
7 *
8 *
9 * Report problems to v4l MailingList : http://www.redhat.com/mailman/listinfo/video4linux-list
781aa1d1
MCC		 10 *
11 * This module is part of usbvision driver project.
12 * Updates to driver completed by Dwaine P. Garden
c876a346 13 * v4l2 conversion by Thierry Merle <thierry.merle@free.fr>
781aa1d1
MCC		 14 *
15 * This program is free software; you can redistribute it and/or modify
16 * it under the terms of the GNU General Public License as published by
17 * the Free Software Foundation; either version 2 of the License, or
18 * (at your option) any later version.
19 *
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
24 *
25 * You should have received a copy of the GNU General Public License
26 * along with this program; if not, write to the Free Software
27 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
28 */
29
30
31#ifndef __LINUX_USBVISION_H
32#define __LINUX_USBVISION_H
33
34#include <linux/list.h>
6714b012 35#include <linux/usb.h>
2a9f8b5d 36#include <linux/i2c.h>
483dfdb6
TM		 37#include <media/v4l2-common.h>
38#include <media/tuner.h>
39#include <linux/videodev2.h>
781aa1d1 40
c876a346
TM		 41#define USBVISION_DEBUG /* Turn on debug messages */
42
781aa1d1
MCC		 43#ifndef VID_HARDWARE_USBVISION
44 #define VID_HARDWARE_USBVISION 34 /* USBVision Video Grabber */
45#endif
46
47#define USBVISION_PWR_REG 0x00
48 #define USBVISION_SSPND_EN (1 << 1)
49 #define USBVISION_RES2 (1 << 2)
50 #define USBVISION_PWR_VID (1 << 5)
f2242ee5 51 #define USBVISION_E2_EN (1 << 7)
781aa1d1
MCC		 52#define USBVISION_CONFIG_REG 0x01
53#define USBVISION_ADRS_REG 0x02
54#define USBVISION_ALTER_REG 0x03
55#define USBVISION_FORCE_ALTER_REG 0x04
56#define USBVISION_STATUS_REG 0x05
57#define USBVISION_IOPIN_REG 0x06
58 #define USBVISION_IO_1 (1 << 0)
59 #define USBVISION_IO_2 (1 << 1)
60 #define USBVISION_AUDIO_IN 0
61 #define USBVISION_AUDIO_TV 1
62 #define USBVISION_AUDIO_RADIO 2
63 #define USBVISION_AUDIO_MUTE 3
64#define USBVISION_SER_MODE 0x07
65#define USBVISION_SER_ADRS 0x08
66#define USBVISION_SER_CONT 0x09
67#define USBVISION_SER_DAT1 0x0A
68#define USBVISION_SER_DAT2 0x0B
69#define USBVISION_SER_DAT3 0x0C
70#define USBVISION_SER_DAT4 0x0D
71#define USBVISION_EE_DATA 0x0E
72#define USBVISION_EE_LSBAD 0x0F
73#define USBVISION_EE_CONT 0x10
74#define USBVISION_DRM_CONT 0x12
75 #define USBVISION_REF (1 << 0)
76 #define USBVISION_RES_UR (1 << 2)
77 #define USBVISION_RES_FDL (1 << 3)
78 #define USBVISION_RES_VDW (1 << 4)
79#define USBVISION_DRM_PRM1 0x13
80#define USBVISION_DRM_PRM2 0x14
81#define USBVISION_DRM_PRM3 0x15
82#define USBVISION_DRM_PRM4 0x16
83#define USBVISION_DRM_PRM5 0x17
84#define USBVISION_DRM_PRM6 0x18
85#define USBVISION_DRM_PRM7 0x19
86#define USBVISION_DRM_PRM8 0x1A
87#define USBVISION_VIN_REG1 0x1B
88 #define USBVISION_8_422_SYNC 0x01
89 #define USBVISION_16_422_SYNC 0x02
90 #define USBVISION_VSNC_POL (1 << 3)
91 #define USBVISION_HSNC_POL (1 << 4)
92 #define USBVISION_FID_POL (1 << 5)
93 #define USBVISION_HVALID_PO (1 << 6)
94 #define USBVISION_VCLK_POL (1 << 7)
95#define USBVISION_VIN_REG2 0x1C
96 #define USBVISION_AUTO_FID (1 << 0)
97 #define USBVISION_NONE_INTER (1 << 1)
98 #define USBVISION_NOHVALID (1 << 2)
99 #define USBVISION_UV_ID (1 << 3)
100 #define USBVISION_FIX_2C (1 << 4)
101 #define USBVISION_SEND_FID (1 << 5)
102 #define USBVISION_KEEP_BLANK (1 << 7)
103#define USBVISION_LXSIZE_I 0x1D
104#define USBVISION_MXSIZE_I 0x1E
105#define USBVISION_LYSIZE_I 0x1F
106#define USBVISION_MYSIZE_I 0x20
107#define USBVISION_LX_OFFST 0x21
108#define USBVISION_MX_OFFST 0x22
109#define USBVISION_LY_OFFST 0x23
110#define USBVISION_MY_OFFST 0x24
111#define USBVISION_FRM_RATE 0x25
112#define USBVISION_LXSIZE_O 0x26
113#define USBVISION_MXSIZE_O 0x27
114#define USBVISION_LYSIZE_O 0x28
115#define USBVISION_MYSIZE_O 0x29
116#define USBVISION_FILT_CONT 0x2A
117#define USBVISION_VO_MODE 0x2B
118#define USBVISION_INTRA_CYC 0x2C
119#define USBVISION_STRIP_SZ 0x2D
120#define USBVISION_FORCE_INTRA 0x2E
121#define USBVISION_FORCE_UP 0x2F
122#define USBVISION_BUF_THR 0x30
123#define USBVISION_DVI_YUV 0x31
124#define USBVISION_AUDIO_CONT 0x32
125#define USBVISION_AUD_PK_LEN 0x33
126#define USBVISION_BLK_PK_LEN 0x34
127#define USBVISION_PCM_THR1 0x38
128#define USBVISION_PCM_THR2 0x39
129#define USBVISION_DIST_THR_L 0x3A
130#define USBVISION_DIST_THR_H 0x3B
131#define USBVISION_MAX_DIST_L 0x3C
132#define USBVISION_MAX_DIST_H 0x3D
133#define USBVISION_OP_CODE 0x33
134
135#define MAX_BYTES_PER_PIXEL 4
136
137#define MIN_FRAME_WIDTH 64
138#define MAX_USB_WIDTH 320 //384
139#define MAX_FRAME_WIDTH 320 //384 /*streching sometimes causes crashes*/
140
141#define MIN_FRAME_HEIGHT 48
142#define MAX_USB_HEIGHT 240 //288
143#define MAX_FRAME_HEIGHT 240 //288 /*Streching sometimes causes crashes*/
144
145#define MAX_FRAME_SIZE (MAX_FRAME_WIDTH * MAX_FRAME_HEIGHT * MAX_BYTES_PER_PIXEL)
146#define USBVISION_CLIPMASK_SIZE (MAX_FRAME_WIDTH * MAX_FRAME_HEIGHT / 8) //bytesize of clipmask
147
148#define USBVISION_URB_FRAMES 32
781aa1d1
MCC		 149
150#define USBVISION_NUM_HEADERMARKER 20
483dfdb6
TM		 151#define USBVISION_NUMFRAMES 3 /* Maximum number of frames an application can get */
152#define USBVISION_NUMSBUF 2 /* Dimensioning the USB S buffering */
781aa1d1
MCC		 153
154#define USBVISION_POWEROFF_TIME 3 * (HZ) // 3 seconds
155
483dfdb6
TM		 156
157#define FRAMERATE_MIN 0
158#define FRAMERATE_MAX 31
159
160enum {
161 ISOC_MODE_YUV422 = 0x03,
162 ISOC_MODE_YUV420 = 0x14,
163 ISOC_MODE_COMPRESS = 0x60,
164};
165
781aa1d1
MCC		 166/* This macro restricts an int variable to an inclusive range */
167#define RESTRICT_TO_RANGE(v,mi,ma) { if ((v) < (mi)) (v) = (mi); else if ((v) > (ma)) (v) = (ma); }
168
169/*
170 * We use macros to do YUV -> RGB conversion because this is
171 * very important for speed and totally unimportant for size.
172 *
173 * YUV -> RGB Conversion
174 * ---------------------
175 *
176 * B = 1.164*(Y-16) + 2.018*(V-128)
177 * G = 1.164*(Y-16) - 0.813*(U-128) - 0.391*(V-128)
178 * R = 1.164*(Y-16) + 1.596*(U-128)
179 *
180 * If you fancy integer arithmetics (as you should), hear this:
181 *
182 * 65536*B = 76284*(Y-16) + 132252*(V-128)
183 * 65536*G = 76284*(Y-16) - 53281*(U-128) - 25625*(V-128)
184 * 65536*R = 76284*(Y-16) + 104595*(U-128)
185 *
186 * Make sure the output values are within [0..255] range.
187 */
188#define LIMIT_RGB(x) (((x) < 0) ? 0 : (((x) > 255) ? 255 : (x)))
189#define YUV_TO_RGB_BY_THE_BOOK(my,mu,mv,mr,mg,mb) { \
190 int mm_y, mm_yc, mm_u, mm_v, mm_r, mm_g, mm_b; \
191 mm_y = (my) - 16; \
192 mm_u = (mu) - 128; \
193 mm_v = (mv) - 128; \
194 mm_yc= mm_y * 76284; \
195 mm_b = (mm_yc + 132252*mm_v ) >> 16; \
196 mm_g = (mm_yc - 53281*mm_u - 25625*mm_v ) >> 16; \
197 mm_r = (mm_yc + 104595*mm_u ) >> 16; \
198 mb = LIMIT_RGB(mm_b); \
199 mg = LIMIT_RGB(mm_g); \
200 mr = LIMIT_RGB(mm_r); \
201}
202
781aa1d1
MCC		 203/* Debugging aid */
204#define USBVISION_SAY_AND_WAIT(what) { \
205 wait_queue_head_t wq; \
206 init_waitqueue_head(&wq); \
207 printk(KERN_INFO "Say: %s\n", what); \
208 interruptible_sleep_on_timeout (&wq, HZ*3); \
209}
210
211/*
212 * This macro checks if usbvision is still operational. The 'usbvision'
213 * pointer must be valid, usbvision->dev must be valid, we are not
214 * removing the device and the device has not erred on us.
215 */
216#define USBVISION_IS_OPERATIONAL(udevice) (\
217 (udevice != NULL) && \
218 ((udevice)->dev != NULL) && \
219 ((udevice)->last_error == 0) && \
220 (!(udevice)->remove_pending))
221
483dfdb6
TM		 222#define I2C_USB_ADAP_MAX 16
223
c5f48367
TM		 224#define USBVISION_NORMS (V4L2_STD_PAL | V4L2_STD_NTSC | V4L2_STD_SECAM | V4L2_STD_PAL_M)
225
483dfdb6
TM		 226/* ----------------------------------------------------------------- */
227/* usbvision video structures */
228/* ----------------------------------------------------------------- */
781aa1d1
MCC		 229enum ScanState {
230 ScanState_Scanning, /* Scanning for header */
231 ScanState_Lines /* Parsing lines */
232};
233
234/* Completion states of the data parser */
235enum ParseState {
236 ParseState_Continue, /* Just parse next item */
237 ParseState_NextFrame, /* Frame done, send it to V4L */
238 ParseState_Out, /* Not enough data for frame */
239 ParseState_EndParse /* End parsing */
240};
241
242enum FrameState {
243 FrameState_Unused, /* Unused (no MCAPTURE) */
244 FrameState_Ready, /* Ready to start grabbing */
245 FrameState_Grabbing, /* In the process of being grabbed into */
246 FrameState_Done, /* Finished grabbing, but not been synced yet */
247 FrameState_DoneHold, /* Are syncing or reading */
248 FrameState_Error, /* Something bad happened while processing */
249};
250
f2242ee5
TM		 251/* stream states */
252enum StreamState {
5f7fb877
T		 253 Stream_Off, /* Driver streaming is completely OFF */
254 Stream_Idle, /* Driver streaming is ready to be put ON by the application */
255 Stream_Interrupt, /* Driver streaming must be interrupted */
256 Stream_On, /* Driver streaming is put ON by the application */
f2242ee5
TM		 257};
258
781aa1d1
MCC		 259enum IsocState {
260 IsocState_InFrame, /* Isoc packet is member of frame */
261 IsocState_NoFrame, /* Isoc packet is not member of any frame */
262};
263
264struct usb_device;
265
266struct usbvision_sbuf {
267 char *data;
268 struct urb *urb;
269};
270
271#define USBVISION_MAGIC_1 0x55
272#define USBVISION_MAGIC_2 0xAA
273#define USBVISION_HEADER_LENGTH 0x0c
274#define USBVISION_SAA7111_ADDR 0x48
275#define USBVISION_SAA7113_ADDR 0x4a
276#define USBVISION_IIC_LRACK 0x20
277#define USBVISION_IIC_LRNACK 0x30
278#define USBVISION_FRAME_FORMAT_PARAM_INTRA (1<<7)
279
6714b012 280struct usbvision_v4l2_format_st {
781aa1d1
MCC		 281 int supported;
282 int bytes_per_pixel;
283 int depth;
284 int format;
285 char *desc;
781aa1d1
MCC		 286};
287#define USBVISION_SUPPORTED_PALETTES ARRAY_SIZE(usbvision_v4l2_format)
288
289struct usbvision_frame_header {
290 unsigned char magic_1; /* 0 magic */
291 unsigned char magic_2; /* 1 magic */
292 unsigned char headerLength; /* 2 */
293 unsigned char frameNum; /* 3 */
294 unsigned char framePhase; /* 4 */
295 unsigned char frameLatency; /* 5 */
296 unsigned char dataFormat; /* 6 */
297 unsigned char formatParam; /* 7 */
298 unsigned char frameWidthLo; /* 8 */
299 unsigned char frameWidthHi; /* 9 */
300 unsigned char frameHeightLo; /* 10 */
301 unsigned char frameHeightHi; /* 11 */
302 __u16 frameWidth; /* 8 - 9 after endian correction*/
303 __u16 frameHeight; /* 10 - 11 after endian correction*/
304};
305
306struct usbvision_frame {
307 char *data; /* Frame buffer */
308 struct usbvision_frame_header isocHeader; /* Header from stream */
309
310 int width; /* Width application is expecting */
311 int height; /* Height */
f2242ee5 312 int index; /* Frame index */
781aa1d1
MCC		 313 int frmwidth; /* Width the frame actually is */
314 int frmheight; /* Height */
315
316 volatile int grabstate; /* State of grabbing */
317 int scanstate; /* State of scanning */
318
f2242ee5
TM		 319 struct list_head frame;
320
781aa1d1
MCC		 321 int curline; /* Line of frame we're working on */
322
323 long scanlength; /* uncompressed, raw data length of frame */
324 long bytes_read; /* amount of scanlength that has been read from data */
325 struct usbvision_v4l2_format_st v4l2_format; /* format the user needs*/
326 int v4l2_linesize; /* bytes for one videoline*/
f2242ee5 327 struct timeval timestamp;
781aa1d1
MCC		 328 int sequence; // How many video frames we send to user
329};
330
331#define CODEC_SAA7113 7113
332#define CODEC_SAA7111 7111
333#define BRIDGE_NT1003 1003
334#define BRIDGE_NT1004 1004
335#define BRIDGE_NT1005 1005
336
6714b012 337struct usbvision_device_data_st {
f2242ee5 338 __u64 VideoNorm;
c682b3a7
TP		 339 const char *ModelString;
340 int Interface; /* to handle special interface number like BELKIN and Hauppauge WinTV-USB II */
341 __u16 Codec;
342 unsigned VideoChannels:3;
343 unsigned AudioChannels:2;
344 unsigned Radio:1;
345 unsigned vbi:1;
346 unsigned Tuner:1;
347 unsigned Vin_Reg1_override:1; /* Override default value with */
348 unsigned Vin_Reg2_override:1; /* Vin_Reg1, Vin_Reg2, etc. */
349 unsigned Dvi_yuv_override:1;
350 __u8 Vin_Reg1;
351 __u8 Vin_Reg2;
352 __u8 Dvi_yuv;
353 __u8 TunerType;
354 __s16 X_Offset;
355 __s16 Y_Offset;
781aa1d1
MCC		 356};
357
6714b012
MCC		 358/* Declared on usbvision-cards.c */
359extern struct usbvision_device_data_st usbvision_device_data[];
360extern struct usb_device_id usbvision_table[];
781aa1d1
MCC		 361
362struct usb_usbvision {
363 struct video_device *vdev; /* Video Device */
364 struct video_device *rdev; /* Radio Device */
365 struct video_device *vbi; /* VBI Device */
781aa1d1
MCC		 366
367 /* i2c Declaration Section*/
368 struct i2c_adapter i2c_adap;
781aa1d1 369 struct i2c_client i2c_client;
781aa1d1
MCC		 370
371 struct urb *ctrlUrb;
372 unsigned char ctrlUrbBuffer[8];
373 int ctrlUrbBusy;
374 struct usb_ctrlrequest ctrlUrbSetup;
375 wait_queue_head_t ctrlUrb_wq; // Processes waiting
376 struct semaphore ctrlUrbLock;
377
483dfdb6 378 /* configuration part */
781aa1d1
MCC		 379 int have_tuner;
380 int tuner_type;
957883d0 381 int tuner_addr;
781aa1d1 382 int bridgeType; // NT1003, NT1004, NT1005
781aa1d1
MCC		 383 int radio;
384 int video_inputs; // # of inputs
385 unsigned long freq;
386 int AudioMute;
387 int AudioChannel;
388 int isocMode; // format of video data for the usb isoc-transfer
483dfdb6 389 unsigned int nr; // Number of the device
781aa1d1
MCC		 390
391 /* Device structure */
392 struct usb_device *dev;
2a9f8b5d
TM		 393 /* usb transfer */
394 int num_alt; /* Number of alternative settings */
395 unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
781aa1d1 396 unsigned char iface; /* Video interface number */
2a9f8b5d 397 unsigned char ifaceAlt; /* Alt settings */
781aa1d1
MCC		 398 unsigned char Vin_Reg2_Preset;
399 struct semaphore lock;
400 struct timer_list powerOffTimer;
401 struct work_struct powerOffWork;
402 int power; /* is the device powered on? */
403 int user; /* user count for exclusive use */
781aa1d1
MCC		 404 int initialized; /* Had we already sent init sequence? */
405 int DevModel; /* What type of USBVISION device we got? */
f2242ee5 406 enum StreamState streaming; /* Are we streaming Isochronous? */
781aa1d1
MCC		 407 int last_error; /* What calamity struck us? */
408 int curwidth; /* width of the frame the device is currently set to*/
409 int curheight; /* height of the frame the device is currently set to*/
410 int stretch_width; /* stretch-factor for frame width (from usb to screen)*/
411 int stretch_height; /* stretch-factor for frame height (from usb to screen)*/
412 char *fbuf; /* Videodev buffer area for mmap*/
413 int max_frame_size; /* Bytes in one video frame */
414 int fbuf_size; /* Videodev buffer size */
f2242ee5
TM		 415 spinlock_t queue_lock; /* spinlock for protecting mods on inqueue and outqueue */
416 struct list_head inqueue, outqueue; /* queued frame list and ready to dequeue frame list */
417 wait_queue_head_t wait_frame; /* Processes waiting */
418 wait_queue_head_t wait_stream; /* Processes waiting */
781aa1d1
MCC		 419 struct usbvision_frame *curFrame; // pointer to current frame, set by usbvision_find_header
420 struct usbvision_frame frame[USBVISION_NUMFRAMES]; // frame buffer
6f78e186 421 int num_frames; // number of frames allocated
781aa1d1
MCC		 422 struct usbvision_sbuf sbuf[USBVISION_NUMSBUF]; // S buffering
423 volatile int remove_pending; /* If set then about to exit */
424
425 /* Scratch space from the Isochronous Pipe.*/
426 unsigned char *scratch;
427 int scratch_read_ptr;
428 int scratch_write_ptr;
429 int scratch_headermarker[USBVISION_NUM_HEADERMARKER];
430 int scratch_headermarker_read_ptr;
431 int scratch_headermarker_write_ptr;
483dfdb6 432 enum IsocState isocstate;
781aa1d1
MCC		 433 struct usbvision_v4l2_format_st palette;
434
435 struct v4l2_capability vcap; /* Video capabilities */
f2242ee5 436 unsigned int ctl_input; /* selected input */
c5f48367 437 v4l2_std_id tvnormId; /* selected tv norm */
781aa1d1
MCC		 438 unsigned char video_endp; /* 0x82 for USBVISION devices based */
439
781aa1d1
MCC		 440 // Decompression stuff:
441 unsigned char *IntraFrameBuffer; /* Buffer for reference frame */
442 int BlockPos; //for test only
443 int requestIntra; // 0 = normal; 1 = intra frame is requested;
444 int lastIsocFrameNum; // check for lost isoc frames
445 int isocPacketSize; // need to calculate usedBandwidth
446 int usedBandwidth; // used bandwidth 0-100%, need to set comprLevel
447 int comprLevel; // How strong (100) or weak (0) is compression
448 int lastComprLevel; // How strong (100) or weak (0) was compression
449 int usb_bandwidth; /* Mbit/s */
450
781aa1d1
MCC		 451 /* Statistics that can be overlayed on the screen */
452 unsigned long isocUrbCount; // How many URBs we received so far
453 unsigned long urb_length; /* Length of last URB */
454 unsigned long isocDataCount; /* How many bytes we received */
455 unsigned long header_count; /* How many frame headers we found */
456 unsigned long scratch_ovf_count; /* How many times we overflowed scratch */
457 unsigned long isocSkipCount; /* How many empty ISO packets received */
458 unsigned long isocErrCount; /* How many bad ISO packets received */
459 unsigned long isocPacketCount; // How many packets we totally got
460 unsigned long timeInIrq; // How long do we need for interrupt
461 int isocMeasureBandwidthCount;
462 int frame_num; // How many video frames we send to user
463 int maxStripLen; // How big is the biggest strip
464 int comprBlockPos;
465 int stripLenErrors; // How many times was BlockPos greater than StripLen
466 int stripMagicErrors;
467 int stripLineNumberErrors;
468 int ComprBlockTypes[4];
469};
470
483dfdb6
TM		 471
472/* --------------------------------------------------------------- */
473/* defined in usbvision-i2c.c */
474/* i2c-algo-usb declaration */
475/* --------------------------------------------------------------- */
476
483dfdb6
TM		 477/* ----------------------------------------------------------------------- */
478/* usbvision specific I2C functions */
479/* ----------------------------------------------------------------------- */
1ff16c20
TM		 480int usbvision_i2c_register(struct usb_usbvision *usbvision);
481int usbvision_i2c_unregister(struct usb_usbvision *usbvision);
483dfdb6
TM		 482void call_i2c_clients(struct usb_usbvision *usbvision, unsigned int cmd,void *arg);
483
484/* defined in usbvision-core.c */
483dfdb6
TM		 485int usbvision_read_reg(struct usb_usbvision *usbvision, unsigned char reg);
486int usbvision_write_reg(struct usb_usbvision *usbvision, unsigned char reg,
487 unsigned char value);
488
6f78e186 489int usbvision_frames_alloc(struct usb_usbvision *usbvision, int number_of_frames);
483dfdb6
TM		 490void usbvision_frames_free(struct usb_usbvision *usbvision);
491int usbvision_scratch_alloc(struct usb_usbvision *usbvision);
492void usbvision_scratch_free(struct usb_usbvision *usbvision);
483dfdb6
TM		 493int usbvision_decompress_alloc(struct usb_usbvision *usbvision);
494void usbvision_decompress_free(struct usb_usbvision *usbvision);
495
496int usbvision_setup(struct usb_usbvision *usbvision,int format);
497int usbvision_init_isoc(struct usb_usbvision *usbvision);
498int usbvision_restart_isoc(struct usb_usbvision *usbvision);
499void usbvision_stop_isoc(struct usb_usbvision *usbvision);
2a9f8b5d 500int usbvision_set_alternate(struct usb_usbvision *dev);
483dfdb6
TM		 501
502int usbvision_set_audio(struct usb_usbvision *usbvision, int AudioChannel);
503int usbvision_audio_off(struct usb_usbvision *usbvision);
504
505int usbvision_begin_streaming(struct usb_usbvision *usbvision);
506void usbvision_empty_framequeues(struct usb_usbvision *dev);
507int usbvision_stream_interrupt(struct usb_usbvision *dev);
508
509int usbvision_muxsel(struct usb_usbvision *usbvision, int channel);
510int usbvision_set_input(struct usb_usbvision *usbvision);
511int usbvision_set_output(struct usb_usbvision *usbvision, int width, int height);
512
513void usbvision_init_powerOffTimer(struct usb_usbvision *usbvision);
514void usbvision_set_powerOffTimer(struct usb_usbvision *usbvision);
515void usbvision_reset_powerOffTimer(struct usb_usbvision *usbvision);
516int usbvision_power_off(struct usb_usbvision *usbvision);
517int usbvision_power_on(struct usb_usbvision *usbvision);
518
781aa1d1
MCC		 519#endif /* __LINUX_USBVISION_H */
520
f2242ee5
TM		 521/*
522 * Overrides for Emacs so that we follow Linus's tabbing style.
523 * ---------------------------------------------------------------------------
524 * Local variables:
525 * c-basic-offset: 8
526 * End:
527 */
Linux kernel - Deliverables
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