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V4L/DVB (11977): em28xx: Add Kworld 315 entry
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / media / video / em28xx / em28xx.h
CommitLineData
a6c2ba28 1/*
0e7072ef 2 em28xx.h - driver for Empia EM2800/EM2820/2840 USB video capture devices
a6c2ba28
AM		 3
4 Copyright (C) 2005 Markus Rechberger <mrechberger@gmail.com>
4ac97914 5 Ludovico Cavedon <cavedon@sssup.it>
2e7c6dc3 6 Mauro Carvalho Chehab <mchehab@infradead.org>
a6c2ba28
AM		 7
8 Based on the em2800 driver from Sascha Sommer <saschasommer@freenet.de>
9
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
14
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
19
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 */
24
3acf2809
MCC		 25#ifndef _EM28XX_H
26#define _EM28XX_H
a6c2ba28 27
cb77d010 28#include <linux/videodev2.h>
ad0ebb96 29#include <media/videobuf-vmalloc.h>
f2cf250a 30#include <media/v4l2-device.h>
ad0ebb96 31
a6c2ba28 32#include <linux/i2c.h>
3593cab5 33#include <linux/mutex.h>
d5e52653 34#include <media/ir-kbd-i2c.h>
3aefb79a
MCC		 35#if defined(CONFIG_VIDEO_EM28XX_DVB) || defined(CONFIG_VIDEO_EM28XX_DVB_MODULE)
36#include <media/videobuf-dvb.h>
37#endif
3ca9c093 38#include "tuner-xc2028.h"
2ba890ec 39#include "em28xx-reg.h"
3aefb79a
MCC		 40
41/* Boards supported by driver */
42#define EM2800_BOARD_UNKNOWN 0
43#define EM2820_BOARD_UNKNOWN 1
44#define EM2820_BOARD_TERRATEC_CINERGY_250 2
45#define EM2820_BOARD_PINNACLE_USB_2 3
46#define EM2820_BOARD_HAUPPAUGE_WINTV_USB_2 4
47#define EM2820_BOARD_MSI_VOX_USB_2 5
48#define EM2800_BOARD_TERRATEC_CINERGY_200 6
49#define EM2800_BOARD_LEADTEK_WINFAST_USBII 7
50#define EM2800_BOARD_KWORLD_USB2800 8
51#define EM2820_BOARD_PINNACLE_DVC_90 9
52#define EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900 10
53#define EM2880_BOARD_TERRATEC_HYBRID_XS 11
54#define EM2820_BOARD_KWORLD_PVRTV2800RF 12
55#define EM2880_BOARD_TERRATEC_PRODIGY_XS 13
56#define EM2820_BOARD_PROLINK_PLAYTV_USB2 14
57#define EM2800_BOARD_VGEAR_POCKETTV 15
10ac6603 58#define EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950 16
4fd305b2 59#define EM2880_BOARD_PINNACLE_PCTV_HD_PRO 17
17d9d558 60#define EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2 18
3ed58baf 61#define EM2860_BOARD_SAA711X_REFERENCE_DESIGN 19
e14b3658 62#define EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600 20
59d07f1b 63#define EM2800_BOARD_GRABBEEX_USB2800 21
95b86a9a
DSL		 64#define EM2750_BOARD_UNKNOWN 22
65#define EM2750_BOARD_DLCW_130 23
66#define EM2820_BOARD_DLINK_USB_TV 24
67#define EM2820_BOARD_GADMEI_UTV310 25
68#define EM2820_BOARD_HERCULES_SMART_TV_USB2 26
69#define EM2820_BOARD_PINNACLE_USB_2_FM1216ME 27
70#define EM2820_BOARD_LEADTEK_WINFAST_USBII_DELUXE 28
95b86a9a
DSL		 71#define EM2820_BOARD_VIDEOLOGY_20K14XUSB 30
72#define EM2821_BOARD_USBGEAR_VD204 31
73#define EM2821_BOARD_SUPERCOMP_USB_2 32
95b86a9a
DSL		 74#define EM2860_BOARD_TERRATEC_HYBRID_XS 34
75#define EM2860_BOARD_TYPHOON_DVD_MAKER 35
76#define EM2860_BOARD_NETGMBH_CAM 36
77#define EM2860_BOARD_GADMEI_UTV330 37
78#define EM2861_BOARD_YAKUMO_MOVIE_MIXER 38
79#define EM2861_BOARD_KWORLD_PVRTV_300U 39
80#define EM2861_BOARD_PLEXTOR_PX_TV100U 40
81#define EM2870_BOARD_KWORLD_350U 41
82#define EM2870_BOARD_KWORLD_355U 42
83#define EM2870_BOARD_TERRATEC_XS 43
84#define EM2870_BOARD_TERRATEC_XS_MT2060 44
85#define EM2870_BOARD_PINNACLE_PCTV_DVB 45
86#define EM2870_BOARD_COMPRO_VIDEOMATE 46
87#define EM2880_BOARD_KWORLD_DVB_305U 47
88#define EM2880_BOARD_KWORLD_DVB_310U 48
89#define EM2880_BOARD_MSI_DIGIVOX_AD 49
90#define EM2880_BOARD_MSI_DIGIVOX_AD_II 50
91#define EM2880_BOARD_TERRATEC_HYBRID_XS_FR 51
92#define EM2881_BOARD_DNT_DA2_HYBRID 52
93#define EM2881_BOARD_PINNACLE_HYBRID_PRO 53
94#define EM2882_BOARD_KWORLD_VS_DVBT 54
95#define EM2882_BOARD_TERRATEC_HYBRID_XS 55
96#define EM2882_BOARD_PINNACLE_HYBRID_PRO 56
6e7b9ea0 97#define EM2883_BOARD_KWORLD_HYBRID_330U 57
ee281b85 98#define EM2820_BOARD_COMPRO_VIDEOMATE_FORYOU 58
f89bc329 99#define EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850 60
1e1addd5 100#define EM2820_BOARD_PROLINK_PLAYTV_BOX4_USB2 61
f7fe3e6f 101#define EM2820_BOARD_GADMEI_TVR200 62
56ee3807
MCC		 102#define EM2860_BOARD_KAIOMY_TVNPC_U2 63
103#define EM2860_BOARD_EASYCAP 64
f74a61e3 104#define EM2820_BOARD_IODATA_GVMVP_SZ 65
e5db5d44 105#define EM2880_BOARD_EMPIRE_DUAL_TV 66
4557af9c 106#define EM2860_BOARD_TERRATEC_GRABBY 67
766ed64d 107#define EM2860_BOARD_TERRATEC_AV350 68
d7de5d8f 108#define EM2882_BOARD_KWORLD_ATSC_315U 69
3aefb79a
MCC		 109
110/* Limits minimum and default number of buffers */
111#define EM28XX_MIN_BUF 4
112#define EM28XX_DEF_BUF 8
a6c2ba28 113
c4a98793
MCC		 114/*Limits the max URB message size */
115#define URB_MAX_CTRL_SIZE 80
116
95b86a9a
DSL		 117/* Params for validated field */
118#define EM28XX_BOARD_NOT_VALIDATED 1
119#define EM28XX_BOARD_VALIDATED 0
120
22cff7b3
DSL		 121/* Params for em28xx_cmd() audio */
122#define EM28XX_START_AUDIO 1
123#define EM28XX_STOP_AUDIO 0
124
596d92d5 125/* maximum number of em28xx boards */
3687e1e6 126#define EM28XX_MAXBOARDS 4 /*FIXME: should be bigger */
596d92d5 127
a6c2ba28 128/* maximum number of frames that can be queued */
3acf2809 129#define EM28XX_NUM_FRAMES 5
a6c2ba28 130/* number of frames that get used for v4l2_read() */
3acf2809 131#define EM28XX_NUM_READ_FRAMES 2
a6c2ba28
AM		 132
133/* number of buffers for isoc transfers */
3acf2809 134#define EM28XX_NUM_BUFS 5
a6c2ba28 135
d5e52653
MCC		 136/* number of packets for each buffer
137 windows requests only 40 packets .. so we better do the same
138 this is what I found out for all alternate numbers there!
139 */
3acf2809 140#define EM28XX_NUM_PACKETS 40
a6c2ba28 141
a6c2ba28 142/* default alternate; 0 means choose the best */
3acf2809 143#define EM28XX_PINOUT 0
a6c2ba28 144
3acf2809 145#define EM28XX_INTERLACED_DEFAULT 1
a6c2ba28
AM		 146
147/*
148#define (use usbview if you want to get the other alternate number infos)
149#define
150#define alternate number 2
151#define Endpoint Address: 82
152 Direction: in
153 Attribute: 1
154 Type: Isoc
155 Max Packet Size: 1448
156 Interval: 125us
157
158 alternate number 7
159
160 Endpoint Address: 82
161 Direction: in
162 Attribute: 1
163 Type: Isoc
164 Max Packet Size: 3072
165 Interval: 125us
166*/
167
168/* time to wait when stopping the isoc transfer */
a1a6ee74
NS		 169#define EM28XX_URB_TIMEOUT \
170 msecs_to_jiffies(EM28XX_NUM_BUFS * EM28XX_NUM_PACKETS)
a6c2ba28 171
596d92d5
MCC		 172/* time in msecs to wait for i2c writes to finish */
173#define EM2800_I2C_WRITE_TIMEOUT 20
174
3aefb79a 175enum em28xx_mode {
2fe3e2ee 176 EM28XX_SUSPEND,
3aefb79a
MCC		 177 EM28XX_ANALOG_MODE,
178 EM28XX_DIGITAL_MODE,
179};
180
3acf2809 181enum em28xx_stream_state {
a6c2ba28
AM		 182 STREAM_OFF,
183 STREAM_INTERRUPT,
184 STREAM_ON,
185};
186
579f72e4
AT		 187struct em28xx;
188
ad0ebb96
MCC		 189struct em28xx_usb_isoc_ctl {
190 /* max packet size of isoc transaction */
191 int max_pkt_size;
192
193 /* number of allocated urbs */
194 int num_bufs;
195
196 /* urb for isoc transfers */
197 struct urb **urb;
198
199 /* transfer buffers for isoc transfer */
200 char **transfer_buffer;
201
202 /* Last buffer command and region */
203 u8 cmd;
204 int pos, size, pktsize;
205
206 /* Last field: ODD or EVEN? */
207 int field;
208
209 /* Stores incomplete commands */
210 u32 tmp_buf;
211 int tmp_buf_len;
212
213 /* Stores already requested buffers */
214 struct em28xx_buffer *buf;
215
216 /* Stores the number of received fields */
217 int nfields;
579f72e4
AT		 218
219 /* isoc urb callback */
220 int (*isoc_copy) (struct em28xx *dev, struct urb *urb);
221
ad0ebb96
MCC		 222};
223
bddcf633 224/* Struct to enumberate video formats */
ad0ebb96
MCC		 225struct em28xx_fmt {
226 char *name;
227 u32 fourcc; /* v4l2 format id */
bddcf633
MCC		 228 int depth;
229 int reg;
ad0ebb96
MCC		 230};
231
232/* buffer for one video frame */
233struct em28xx_buffer {
234 /* common v4l buffer stuff -- must be first */
235 struct videobuf_buffer vb;
236
a6c2ba28 237 struct list_head frame;
a6c2ba28 238 int top_field;
ad0ebb96
MCC		 239 int receiving;
240};
241
242struct em28xx_dmaqueue {
243 struct list_head active;
244 struct list_head queued;
ad0ebb96
MCC		 245
246 wait_queue_head_t wq;
247
248 /* Counters to control buffer fill */
249 int pos;
a6c2ba28
AM		 250};
251
252/* io methods */
3acf2809 253enum em28xx_io_method {
a6c2ba28
AM		 254 IO_NONE,
255 IO_READ,
256 IO_MMAP,
257};
258
259/* inputs */
260
3acf2809
MCC		 261#define MAX_EM28XX_INPUT 4
262enum enum28xx_itype {
263 EM28XX_VMUX_COMPOSITE1 = 1,
264 EM28XX_VMUX_COMPOSITE2,
265 EM28XX_VMUX_COMPOSITE3,
266 EM28XX_VMUX_COMPOSITE4,
267 EM28XX_VMUX_SVIDEO,
268 EM28XX_VMUX_TELEVISION,
269 EM28XX_VMUX_CABLE,
270 EM28XX_VMUX_DVB,
271 EM28XX_VMUX_DEBUG,
272 EM28XX_RADIO,
a6c2ba28
AM		 273};
274
35643943
MCC		 275enum em28xx_ac97_mode {
276 EM28XX_NO_AC97 = 0,
277 EM28XX_AC97_EM202,
209acc02 278 EM28XX_AC97_SIGMATEL,
35643943
MCC		 279 EM28XX_AC97_OTHER,
280};
281
282struct em28xx_audio_mode {
283 enum em28xx_ac97_mode ac97;
284
285 u16 ac97_feat;
16c7bcad 286 u32 ac97_vendor_id;
35643943
MCC		 287
288 unsigned int has_audio:1;
289
290 unsigned int i2s_3rates:1;
291 unsigned int i2s_5rates:1;
5c2231c8
DH		 292};
293
5faff789
MCC		 294/* em28xx has two audio inputs: tuner and line in.
295 However, on most devices, an auxiliary AC97 codec device is used.
296 The AC97 device may have several different inputs and outputs,
297 depending on their model. So, it is possible to use AC97 mixer to
298 address more than two different entries.
299 */
539c96d0 300enum em28xx_amux {
5faff789
MCC		 301 /* This is the only entry for em28xx tuner input */
302 EM28XX_AMUX_VIDEO, /* em28xx tuner, AC97 mixer Video */
303
304 EM28XX_AMUX_LINE_IN, /* AC97 mixer Line In */
305
306 /* Some less-common mixer setups */
307 EM28XX_AMUX_VIDEO2, /* em28xx Line in, AC97 mixer Video */
308 EM28XX_AMUX_PHONE,
309 EM28XX_AMUX_MIC,
310 EM28XX_AMUX_CD,
311 EM28XX_AMUX_AUX,
312 EM28XX_AMUX_PCM_OUT,
539c96d0
MCC		 313};
314
35ae6f04 315enum em28xx_aout {
8866f9cf 316 /* AC97 outputs */
e879b8eb
MCC		 317 EM28XX_AOUT_MASTER = 1 << 0,
318 EM28XX_AOUT_LINE = 1 << 1,
319 EM28XX_AOUT_MONO = 1 << 2,
320 EM28XX_AOUT_LFE = 1 << 3,
321 EM28XX_AOUT_SURR = 1 << 4,
8866f9cf
MCC		 322
323 /* PCM IN Mixer - used by AC97_RECORD_SELECT register */
324 EM28XX_AOUT_PCM_IN = 1 << 7,
325
326 /* Bits 10-8 are used to indicate the PCM IN record select */
327 EM28XX_AOUT_PCM_MIC_PCM = 0 << 8,
328 EM28XX_AOUT_PCM_CD = 1 << 8,
329 EM28XX_AOUT_PCM_VIDEO = 2 << 8,
330 EM28XX_AOUT_PCM_AUX = 3 << 8,
331 EM28XX_AOUT_PCM_LINE = 4 << 8,
332 EM28XX_AOUT_PCM_STEREO = 5 << 8,
333 EM28XX_AOUT_PCM_MONO = 6 << 8,
334 EM28XX_AOUT_PCM_PHONE = 7 << 8,
35ae6f04
MCC		 335};
336
32929fb4 337static inline int ac97_return_record_select(int a_out)
8866f9cf
MCC		 338{
339 return (a_out & 0x700) >> 8;
340}
341
122b77e5
MCC		 342struct em28xx_reg_seq {
343 int reg;
344 unsigned char val, mask;
345 int sleep;
346};
347
3acf2809
MCC		 348struct em28xx_input {
349 enum enum28xx_itype type;
a6c2ba28 350 unsigned int vmux;
539c96d0 351 enum em28xx_amux amux;
35ae6f04 352 enum em28xx_aout aout;
122b77e5 353 struct em28xx_reg_seq *gpio;
a6c2ba28
AM		 354};
355
3acf2809 356#define INPUT(nr) (&em28xx_boards[dev->model].input[nr])
a6c2ba28 357
3acf2809 358enum em28xx_decoder {
1ed1dd54 359 EM28XX_NODECODER,
3acf2809 360 EM28XX_TVP5150,
ec5de990 361 EM28XX_SAA711X,
a6c2ba28
AM		 362};
363
df7fa09c
MCC		 364enum em28xx_adecoder {
365 EM28XX_NOADECODER = 0,
366 EM28XX_TVAUDIO,
367};
368
3acf2809 369struct em28xx_board {
a6c2ba28 370 char *name;
505b6d0b 371 int vchannels;
a6c2ba28 372 int tuner_type;
66767920 373 int tuner_addr;
a6c2ba28
AM		 374
375 /* i2c flags */
376 unsigned int tda9887_conf;
377
017ab4b1 378 /* GPIO sequences */
122b77e5 379 struct em28xx_reg_seq *dvb_gpio;
2fe3e2ee 380 struct em28xx_reg_seq *suspend_gpio;
017ab4b1 381 struct em28xx_reg_seq *tuner_gpio;
2bd1d9eb 382 struct em28xx_reg_seq *mute_gpio;
122b77e5 383
74f38a82 384 unsigned int is_em2800:1;
a6c2ba28 385 unsigned int has_msp34xx:1;
5add9a6f 386 unsigned int mts_firmware:1;
c8793b03 387 unsigned int max_range_640_480:1;
3aefb79a 388 unsigned int has_dvb:1;
a9fc52bc 389 unsigned int has_snapshot_button:1;
95b86a9a 390 unsigned int valid:1;
3abee53e 391
a2070c66 392 unsigned char xclk, i2c_speed;
f2cf250a
DSL		 393 unsigned char radio_addr;
394 unsigned short tvaudio_addr;
a2070c66 395
3acf2809 396 enum em28xx_decoder decoder;
df7fa09c 397 enum em28xx_adecoder adecoder;
a6c2ba28 398
3acf2809 399 struct em28xx_input input[MAX_EM28XX_INPUT];
0be43754 400 struct em28xx_input radio;
4b92253a 401 IR_KEYTAB_TYPE *ir_codes;
a6c2ba28
AM		 402};
403
3acf2809 404struct em28xx_eeprom {
a6c2ba28
AM		 405 u32 id; /* 0x9567eb1a */
406 u16 vendor_ID;
407 u16 product_ID;
408
409 u16 chip_conf;
410
411 u16 board_conf;
412
413 u16 string1, string2, string3;
414
415 u8 string_idx_table;
416};
417
418/* device states */
3acf2809 419enum em28xx_dev_state {
a6c2ba28
AM		 420 DEV_INITIALIZED = 0x01,
421 DEV_DISCONNECTED = 0x02,
422 DEV_MISCONFIGURED = 0x04,
423};
424
6d79468d
MCC		 425#define EM28XX_AUDIO_BUFS 5
426#define EM28XX_NUM_AUDIO_PACKETS 64
427#define EM28XX_AUDIO_MAX_PACKET_SIZE 196 /* static value */
428#define EM28XX_CAPTURE_STREAM_EN 1
3aefb79a
MCC		 429
430/* em28xx extensions */
6d79468d 431#define EM28XX_AUDIO 0x10
3aefb79a 432#define EM28XX_DVB 0x20
6d79468d
MCC		 433
434struct em28xx_audio {
435 char name[50];
436 char *transfer_buffer[EM28XX_AUDIO_BUFS];
437 struct urb *urb[EM28XX_AUDIO_BUFS];
438 struct usb_device *udev;
439 unsigned int capture_transfer_done;
440 struct snd_pcm_substream *capture_pcm_substream;
441
442 unsigned int hwptr_done_capture;
443 struct snd_card *sndcard;
444
c744dff2 445 int users;
6d79468d
MCC		 446 enum em28xx_stream_state capture_stream;
447 spinlock_t slock;
448};
449
52284c3e
MCC		 450struct em28xx;
451
452struct em28xx_fh {
453 struct em28xx *dev;
454 unsigned int stream_on:1; /* Locks streams */
455 int radio;
456
457 struct videobuf_queue vb_vidq;
458
459 enum v4l2_buf_type type;
460};
461
a6c2ba28 462/* main device struct */
3acf2809 463struct em28xx {
a6c2ba28
AM		 464 /* generic device properties */
465 char name[30]; /* name (including minor) of the device */
466 int model; /* index in the device_data struct */
e5589bef 467 int devno; /* marks the number of this device */
600bd7f0 468 enum em28xx_chip_id chip_id;
505b6d0b 469
f2cf250a 470 struct v4l2_device v4l2_dev;
505b6d0b
MCC		 471 struct em28xx_board board;
472
a225452e 473 unsigned int stream_on:1; /* Locks streams */
d7448a8d 474 unsigned int has_audio_class:1;
24a613e4 475 unsigned int has_alsa_audio:1;
a2070c66 476
bddcf633
MCC		 477 struct em28xx_fmt *format;
478
a924a499
MCC		 479 struct em28xx_IR *ir;
480
89b329ef
MCC		 481 /* Some older em28xx chips needs a waiting time after writing */
482 unsigned int wait_after_write;
483
74f38a82
MCC		 484 struct list_head devlist;
485
9bb13a6d
MCC		 486 u32 i2s_speed; /* I2S speed for audio digital stream */
487
35643943 488 struct em28xx_audio_mode audio_mode;
a6c2ba28
AM		 489
490 int tuner_type; /* type of the tuner */
491 int tuner_addr; /* tuner address */
492 int tda9887_conf;
493 /* i2c i/o */
494 struct i2c_adapter i2c_adap;
495 struct i2c_client i2c_client;
496 /* video for linux */
497 int users; /* user count for exclusive use */
498 struct video_device *vdev; /* video for linux device struct */
7d497f8a 499 v4l2_std_id norm; /* selected tv norm */
a6c2ba28
AM		 500 int ctl_freq; /* selected frequency */
501 unsigned int ctl_input; /* selected input */
95b86a9a 502 unsigned int ctl_ainput;/* selected audio input */
35ae6f04 503 unsigned int ctl_aoutput;/* selected audio output */
a6c2ba28
AM		 504 int mute;
505 int volume;
506 /* frame properties */
a6c2ba28
AM		 507 int width; /* current frame width */
508 int height; /* current frame height */
d45b9b8a
HV		 509 unsigned hscale; /* horizontal scale factor (see datasheet) */
510 unsigned vscale; /* vertical scale factor (see datasheet) */
a6c2ba28 511 int interlaced; /* 1=interlace fileds, 0=just top fileds */
9e31ced8 512 unsigned int video_bytesread; /* Number of bytes read */
a6c2ba28 513
03910cc3 514 unsigned long hash; /* eeprom hash - for boards with generic ID */
6ea54d93
DSL		 515 unsigned long i2c_hash; /* i2c devicelist hash -
516 for boards with generic ID */
03910cc3 517
9baed99e 518 struct em28xx_audio adev;
6d79468d 519
a6c2ba28 520 /* states */
3acf2809 521 enum em28xx_dev_state state;
3acf2809 522 enum em28xx_io_method io;
9e31ced8 523
d7448a8d
MCC		 524 struct work_struct request_module_wk;
525
a6c2ba28 526 /* locks */
5a80415b 527 struct mutex lock;
f2a2e491 528 struct mutex ctrl_urb_lock; /* protects urb_buf */
d7aa8020 529 /* spinlock_t queue_lock; */
a6c2ba28
AM		 530 struct list_head inqueue, outqueue;
531 wait_queue_head_t open, wait_frame, wait_stream;
532 struct video_device *vbi_dev;
0be43754 533 struct video_device *radio_dev;
a6c2ba28
AM		 534
535 unsigned char eedata[256];
536
ad0ebb96
MCC		 537 /* Isoc control struct */
538 struct em28xx_dmaqueue vidq;
539 struct em28xx_usb_isoc_ctl isoc_ctl;
540 spinlock_t slock;
541
a6c2ba28
AM		 542 /* usb transfer */
543 struct usb_device *udev; /* the usb device */
544 int alt; /* alternate */
545 int max_pkt_size; /* max packet size of isoc transaction */
9d4d9c05
MCC		 546 int num_alt; /* Number of alternative settings */
547 unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
3acf2809 548 struct urb *urb[EM28XX_NUM_BUFS]; /* urb for isoc transfers */
a1a6ee74
NS		 549 char *transfer_buffer[EM28XX_NUM_BUFS]; /* transfer buffers for isoc
550 transfer */
c4a98793
MCC		 551 char urb_buf[URB_MAX_CTRL_SIZE]; /* urb control msg buffer */
552
a6c2ba28 553 /* helper funcs that call usb_control_msg */
6ea54d93 554 int (*em28xx_write_regs) (struct em28xx *dev, u16 reg,
a6c2ba28 555 char *buf, int len);
6ea54d93
DSL		 556 int (*em28xx_read_reg) (struct em28xx *dev, u16 reg);
557 int (*em28xx_read_reg_req_len) (struct em28xx *dev, u8 req, u16 reg,
558 char *buf, int len);
559 int (*em28xx_write_regs_req) (struct em28xx *dev, u8 req, u16 reg,
a6c2ba28 560 char *buf, int len);
6ea54d93 561 int (*em28xx_read_reg_req) (struct em28xx *dev, u8 req, u16 reg);
3aefb79a
MCC		 562
563 enum em28xx_mode mode;
564
6a1acc3b
DH		 565 /* register numbers for GPO/GPIO registers */
566 u16 reg_gpo_num, reg_gpio_num;
567
c67ec53f
MCC		 568 /* Caches GPO and GPIO registers */
569 unsigned char reg_gpo, reg_gpio;
570
a9fc52bc
DH		 571 /* Snapshot button */
572 char snapshot_button_path[30]; /* path of the input dev */
573 struct input_dev *sbutton_input_dev;
574 struct delayed_work sbutton_query_work;
575
3421b778 576 struct em28xx_dvb *dvb;
a6c2ba28
AM		 577};
578
6d79468d
MCC		 579struct em28xx_ops {
580 struct list_head next;
581 char *name;
582 int id;
583 int (*init)(struct em28xx *);
584 int (*fini)(struct em28xx *);
a3a048ce
MCC		 585};
586
3acf2809 587/* Provided by em28xx-i2c.c */
fad7b958 588void em28xx_do_i2c_scan(struct em28xx *dev);
f2cf250a
DSL		 589int em28xx_i2c_register(struct em28xx *dev);
590int em28xx_i2c_unregister(struct em28xx *dev);
a6c2ba28 591
3acf2809 592/* Provided by em28xx-core.c */
a6c2ba28 593
3acf2809
MCC		 594u32 em28xx_request_buffers(struct em28xx *dev, u32 count);
595void em28xx_queue_unusedframes(struct em28xx *dev);
596void em28xx_release_buffers(struct em28xx *dev);
a6c2ba28 597
3acf2809 598int em28xx_read_reg_req_len(struct em28xx *dev, u8 req, u16 reg,
a6c2ba28 599 char *buf, int len);
3acf2809
MCC		 600int em28xx_read_reg_req(struct em28xx *dev, u8 req, u16 reg);
601int em28xx_read_reg(struct em28xx *dev, u16 reg);
602int em28xx_write_regs_req(struct em28xx *dev, u8 req, u16 reg, char *buf,
a6c2ba28 603 int len);
3acf2809 604int em28xx_write_regs(struct em28xx *dev, u16 reg, char *buf, int len);
b6972489
DH		 605int em28xx_write_reg(struct em28xx *dev, u16 reg, u8 val);
606
531c98e7
MCC		 607int em28xx_read_ac97(struct em28xx *dev, u8 reg);
608int em28xx_write_ac97(struct em28xx *dev, u8 reg, u16 val);
609
3acf2809 610int em28xx_audio_analog_set(struct em28xx *dev);
35643943 611int em28xx_audio_setup(struct em28xx *dev);
539c96d0 612
3acf2809
MCC		 613int em28xx_colorlevels_set_default(struct em28xx *dev);
614int em28xx_capture_start(struct em28xx *dev, int start);
bddcf633 615int em28xx_set_outfmt(struct em28xx *dev);
3acf2809 616int em28xx_resolution_set(struct em28xx *dev);
3acf2809 617int em28xx_set_alternate(struct em28xx *dev);
579f72e4
AT		 618int em28xx_init_isoc(struct em28xx *dev, int max_packets,
619 int num_bufs, int max_pkt_size,
c67ec53f 620 int (*isoc_copy) (struct em28xx *dev, struct urb *urb));
579f72e4 621void em28xx_uninit_isoc(struct em28xx *dev);
d18e2fda 622int em28xx_isoc_dvb_max_packetsize(struct em28xx *dev);
c67ec53f
MCC		 623int em28xx_set_mode(struct em28xx *dev, enum em28xx_mode set_mode);
624int em28xx_gpio_set(struct em28xx *dev, struct em28xx_reg_seq *gpio);
1a23f81b
MCC		 625void em28xx_wake_i2c(struct em28xx *dev);
626void em28xx_remove_from_devlist(struct em28xx *dev);
627void em28xx_add_into_devlist(struct em28xx *dev);
bec43661 628struct em28xx *em28xx_get_device(int minor,
1a23f81b
MCC		 629 enum v4l2_buf_type *fh_type,
630 int *has_radio);
6d79468d
MCC		 631int em28xx_register_extension(struct em28xx_ops *dev);
632void em28xx_unregister_extension(struct em28xx_ops *dev);
1a23f81b
MCC		 633void em28xx_init_extension(struct em28xx *dev);
634void em28xx_close_extension(struct em28xx *dev);
635
636/* Provided by em28xx-video.c */
1a23f81b
MCC		 637int em28xx_register_analog_devices(struct em28xx *dev);
638void em28xx_release_analog_resources(struct em28xx *dev);
6d79468d 639
3acf2809 640/* Provided by em28xx-cards.c */
6ea54d93 641extern int em2800_variant_detect(struct usb_device *udev, int model);
a94e95b4 642extern void em28xx_pre_card_setup(struct em28xx *dev);
3acf2809
MCC		 643extern void em28xx_card_setup(struct em28xx *dev);
644extern struct em28xx_board em28xx_boards[];
645extern struct usb_device_id em28xx_id_table[];
646extern const unsigned int em28xx_bcount;
c668f32d 647void em28xx_register_i2c_ir(struct em28xx *dev);
d7cba043 648int em28xx_tuner_callback(void *ptr, int component, int command, int arg);
1a23f81b 649void em28xx_release_resources(struct em28xx *dev);
c8793b03
MCC		 650
651/* Provided by em28xx-input.c */
c8793b03
MCC		 652int em28xx_get_key_terratec(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw);
653int em28xx_get_key_em_haup(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw);
654int em28xx_get_key_pinnacle_usb_grey(struct IR_i2c *ir, u32 *ir_key,
655 u32 *ir_raw);
a9fc52bc
DH		 656void em28xx_register_snapshot_button(struct em28xx *dev);
657void em28xx_deregister_snapshot_button(struct em28xx *dev);
a6c2ba28 658
a924a499
MCC		 659int em28xx_ir_init(struct em28xx *dev);
660int em28xx_ir_fini(struct em28xx *dev);
661
a6c2ba28
AM		 662/* printk macros */
663
3acf2809 664#define em28xx_err(fmt, arg...) do {\
f85c657f 665 printk(KERN_ERR fmt , ##arg); } while (0)
a6c2ba28 666
3acf2809 667#define em28xx_errdev(fmt, arg...) do {\
4ac97914 668 printk(KERN_ERR "%s: "fmt,\
f85c657f 669 dev->name , ##arg); } while (0)
a6c2ba28 670
3acf2809 671#define em28xx_info(fmt, arg...) do {\
4ac97914 672 printk(KERN_INFO "%s: "fmt,\
f85c657f 673 dev->name , ##arg); } while (0)
3acf2809 674#define em28xx_warn(fmt, arg...) do {\
4ac97914 675 printk(KERN_WARNING "%s: "fmt,\
f85c657f 676 dev->name , ##arg); } while (0)
a6c2ba28 677
6ea54d93 678static inline int em28xx_compression_disable(struct em28xx *dev)
a6c2ba28
AM		 679{
680 /* side effect of disabling scaler and mixer */
2a29a0d7 681 return em28xx_write_reg(dev, EM28XX_R26_COMPR, 0x00);
a6c2ba28
AM		 682}
683
6ea54d93 684static inline int em28xx_contrast_get(struct em28xx *dev)
a6c2ba28 685{
41facaa4 686 return em28xx_read_reg(dev, EM28XX_R20_YGAIN) & 0x1f;
a6c2ba28
AM		 687}
688
6ea54d93 689static inline int em28xx_brightness_get(struct em28xx *dev)
a6c2ba28 690{
41facaa4 691 return em28xx_read_reg(dev, EM28XX_R21_YOFFSET);
a6c2ba28
AM		 692}
693
6ea54d93 694static inline int em28xx_saturation_get(struct em28xx *dev)
a6c2ba28 695{
41facaa4 696 return em28xx_read_reg(dev, EM28XX_R22_UVGAIN) & 0x1f;
a6c2ba28
AM		 697}
698
6ea54d93 699static inline int em28xx_u_balance_get(struct em28xx *dev)
a6c2ba28 700{
41facaa4 701 return em28xx_read_reg(dev, EM28XX_R23_UOFFSET);
a6c2ba28
AM		 702}
703
6ea54d93 704static inline int em28xx_v_balance_get(struct em28xx *dev)
a6c2ba28 705{
41facaa4 706 return em28xx_read_reg(dev, EM28XX_R24_VOFFSET);
a6c2ba28
AM		 707}
708
6ea54d93 709static inline int em28xx_gamma_get(struct em28xx *dev)
a6c2ba28 710{
41facaa4 711 return em28xx_read_reg(dev, EM28XX_R14_GAMMA) & 0x3f;
a6c2ba28
AM		 712}
713
6ea54d93 714static inline int em28xx_contrast_set(struct em28xx *dev, s32 val)
a6c2ba28
AM		 715{
716 u8 tmp = (u8) val;
41facaa4 717 return em28xx_write_regs(dev, EM28XX_R20_YGAIN, &tmp, 1);
a6c2ba28
AM		 718}
719
6ea54d93 720static inline int em28xx_brightness_set(struct em28xx *dev, s32 val)
a6c2ba28
AM		 721{
722 u8 tmp = (u8) val;
41facaa4 723 return em28xx_write_regs(dev, EM28XX_R21_YOFFSET, &tmp, 1);
a6c2ba28
AM		 724}
725
6ea54d93 726static inline int em28xx_saturation_set(struct em28xx *dev, s32 val)
a6c2ba28
AM		 727{
728 u8 tmp = (u8) val;
41facaa4 729 return em28xx_write_regs(dev, EM28XX_R22_UVGAIN, &tmp, 1);
a6c2ba28
AM		 730}
731
6ea54d93 732static inline int em28xx_u_balance_set(struct em28xx *dev, s32 val)
a6c2ba28
AM		 733{
734 u8 tmp = (u8) val;
41facaa4 735 return em28xx_write_regs(dev, EM28XX_R23_UOFFSET, &tmp, 1);
a6c2ba28
AM		 736}
737
6ea54d93 738static inline int em28xx_v_balance_set(struct em28xx *dev, s32 val)
a6c2ba28
AM		 739{
740 u8 tmp = (u8) val;
41facaa4 741 return em28xx_write_regs(dev, EM28XX_R24_VOFFSET, &tmp, 1);
a6c2ba28
AM		 742}
743
6ea54d93 744static inline int em28xx_gamma_set(struct em28xx *dev, s32 val)
a6c2ba28
AM		 745{
746 u8 tmp = (u8) val;
41facaa4 747 return em28xx_write_regs(dev, EM28XX_R14_GAMMA, &tmp, 1);
a6c2ba28
AM		 748}
749
750/*FIXME: maxw should be dependent of alt mode */
6ea54d93 751static inline unsigned int norm_maxw(struct em28xx *dev)
30556b23 752{
505b6d0b 753 if (dev->board.max_range_640_480)
7d497f8a 754 return 640;
c8793b03 755 else
7d497f8a 756 return 720;
30556b23
MR		 757}
758
6ea54d93 759static inline unsigned int norm_maxh(struct em28xx *dev)
a6c2ba28 760{
505b6d0b 761 if (dev->board.max_range_640_480)
7d497f8a 762 return 480;
c8793b03 763 else
7d497f8a 764 return (dev->norm & V4L2_STD_625_50) ? 576 : 480;
a6c2ba28 765}
a6c2ba28 766#endif
kernel source for telekom puls (alcatel/mediatek)