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V4L/DVB (8505): saa7134-empress.c: fix deadlock
[linux-2.6-omap-h63xx.git] / drivers / media / video / saa7134 / saa7134.h
1 /*
2  *
3  * v4l2 device driver for philips saa7134 based TV cards
4  *
5  * (c) 2001,02 Gerd Knorr <kraxel@bytesex.org>
6  *
7  *  This program is free software; you can redistribute it and/or modify
8  *  it under the terms of the GNU General Public License as published by
9  *  the Free Software Foundation; either version 2 of the License, or
10  *  (at your option) any later version.
11  *
12  *  This program is distributed in the hope that it will be useful,
13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  *  GNU General Public License for more details.
16  *
17  *  You should have received a copy of the GNU General Public License
18  *  along with this program; if not, write to the Free Software
19  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20  */
21
22 #include <linux/version.h>
23 #define SAA7134_VERSION_CODE KERNEL_VERSION(0,2,14)
24
25 #include <linux/pci.h>
26 #include <linux/i2c.h>
27 #include <linux/videodev2.h>
28 #include <linux/kdev_t.h>
29 #include <linux/input.h>
30 #include <linux/notifier.h>
31 #include <linux/delay.h>
32 #include <linux/mutex.h>
33
34 #include <asm/io.h>
35
36 #include <media/v4l2-common.h>
37 #include <media/v4l2-ioctl.h>
38 #include <media/tuner.h>
39 #include <media/ir-common.h>
40 #include <media/ir-kbd-i2c.h>
41 #include <media/videobuf-dma-sg.h>
42 #include <sound/core.h>
43 #include <sound/pcm.h>
44 #if defined(CONFIG_VIDEO_SAA7134_DVB) || defined(CONFIG_VIDEO_SAA7134_DVB_MODULE)
45 #include <media/videobuf-dvb.h>
46 #endif
47
48 #define UNSET (-1U)
49
50 /* ----------------------------------------------------------- */
51 /* enums                                                       */
52
53 enum saa7134_tvaudio_mode {
54         TVAUDIO_FM_MONO       = 1,
55         TVAUDIO_FM_BG_STEREO  = 2,
56         TVAUDIO_FM_SAT_STEREO = 3,
57         TVAUDIO_FM_K_STEREO   = 4,
58         TVAUDIO_NICAM_AM      = 5,
59         TVAUDIO_NICAM_FM      = 6,
60 };
61
62 enum saa7134_audio_in {
63         TV    = 1,
64         LINE1 = 2,
65         LINE2 = 3,
66         LINE2_LEFT,
67 };
68
69 enum saa7134_video_out {
70         CCIR656 = 1,
71 };
72
73 /* ----------------------------------------------------------- */
74 /* static data                                                 */
75
76 struct saa7134_tvnorm {
77         char          *name;
78         v4l2_std_id   id;
79
80         /* video decoder */
81         unsigned int  sync_control;
82         unsigned int  luma_control;
83         unsigned int  chroma_ctrl1;
84         unsigned int  chroma_gain;
85         unsigned int  chroma_ctrl2;
86         unsigned int  vgate_misc;
87
88         /* video scaler */
89         unsigned int  h_start;
90         unsigned int  h_stop;
91         unsigned int  video_v_start;
92         unsigned int  video_v_stop;
93         unsigned int  vbi_v_start_0;
94         unsigned int  vbi_v_stop_0;
95         unsigned int  src_timing;
96         unsigned int  vbi_v_start_1;
97 };
98
99 struct saa7134_tvaudio {
100         char         *name;
101         v4l2_std_id  std;
102         enum         saa7134_tvaudio_mode mode;
103         int          carr1;
104         int          carr2;
105 };
106
107 struct saa7134_format {
108         char           *name;
109         unsigned int   fourcc;
110         unsigned int   depth;
111         unsigned int   pm;
112         unsigned int   vshift;   /* vertical downsampling (for planar yuv) */
113         unsigned int   hshift;   /* horizontal downsampling (for planar yuv) */
114         unsigned int   bswap:1;
115         unsigned int   wswap:1;
116         unsigned int   yuv:1;
117         unsigned int   planar:1;
118         unsigned int   uvswap:1;
119 };
120
121 /* ----------------------------------------------------------- */
122 /* card configuration                                          */
123
124 #define SAA7134_BOARD_NOAUTO        UNSET
125 #define SAA7134_BOARD_UNKNOWN           0
126 #define SAA7134_BOARD_PROTEUS_PRO       1
127 #define SAA7134_BOARD_FLYVIDEO3000      2
128 #define SAA7134_BOARD_FLYVIDEO2000      3
129 #define SAA7134_BOARD_EMPRESS           4
130 #define SAA7134_BOARD_MONSTERTV         5
131 #define SAA7134_BOARD_MD9717            6
132 #define SAA7134_BOARD_TVSTATION_RDS     7
133 #define SAA7134_BOARD_CINERGY400        8
134 #define SAA7134_BOARD_MD5044            9
135 #define SAA7134_BOARD_KWORLD           10
136 #define SAA7134_BOARD_CINERGY600       11
137 #define SAA7134_BOARD_MD7134           12
138 #define SAA7134_BOARD_TYPHOON_90031    13
139 #define SAA7134_BOARD_ELSA             14
140 #define SAA7134_BOARD_ELSA_500TV       15
141 #define SAA7134_BOARD_ASUSTeK_TVFM7134 16
142 #define SAA7134_BOARD_VA1000POWER      17
143 #define SAA7134_BOARD_BMK_MPEX_NOTUNER 18
144 #define SAA7134_BOARD_VIDEOMATE_TV     19
145 #define SAA7134_BOARD_CRONOS_PLUS      20
146 #define SAA7134_BOARD_10MOONSTVMASTER  21
147 #define SAA7134_BOARD_MD2819           22
148 #define SAA7134_BOARD_BMK_MPEX_TUNER   23
149 #define SAA7134_BOARD_TVSTATION_DVR    24
150 #define SAA7134_BOARD_ASUSTEK_TVFM7133  25
151 #define SAA7134_BOARD_PINNACLE_PCTV_STEREO 26
152 #define SAA7134_BOARD_MANLI_MTV002     27
153 #define SAA7134_BOARD_MANLI_MTV001     28
154 #define SAA7134_BOARD_TG3000TV         29
155 #define SAA7134_BOARD_ECS_TVP3XP       30
156 #define SAA7134_BOARD_ECS_TVP3XP_4CB5  31
157 #define SAA7134_BOARD_AVACSSMARTTV     32
158 #define SAA7134_BOARD_AVERMEDIA_DVD_EZMAKER 33
159 #define SAA7134_BOARD_NOVAC_PRIMETV7133 34
160 #define SAA7134_BOARD_AVERMEDIA_STUDIO_305 35
161 #define SAA7134_BOARD_UPMOST_PURPLE_TV 36
162 #define SAA7134_BOARD_ITEMS_MTV005     37
163 #define SAA7134_BOARD_CINERGY200       38
164 #define SAA7134_BOARD_FLYTVPLATINUM_MINI 39
165 #define SAA7134_BOARD_VIDEOMATE_TV_PVR 40
166 #define SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUS 41
167 #define SAA7134_BOARD_SABRENT_SBTTVFM  42
168 #define SAA7134_BOARD_ZOLID_XPERT_TV7134 43
169 #define SAA7134_BOARD_EMPIRE_PCI_TV_RADIO_LE 44
170 #define SAA7134_BOARD_AVERMEDIA_STUDIO_307    45
171 #define SAA7134_BOARD_AVERMEDIA_CARDBUS 46
172 #define SAA7134_BOARD_CINERGY400_CARDBUS 47
173 #define SAA7134_BOARD_CINERGY600_MK3   48
174 #define SAA7134_BOARD_VIDEOMATE_GOLD_PLUS 49
175 #define SAA7134_BOARD_PINNACLE_300I_DVBT_PAL 50
176 #define SAA7134_BOARD_PROVIDEO_PV952   51
177 #define SAA7134_BOARD_AVERMEDIA_305    52
178 #define SAA7134_BOARD_ASUSTeK_TVFM7135 53
179 #define SAA7134_BOARD_FLYTVPLATINUM_FM 54
180 #define SAA7134_BOARD_FLYDVBTDUO 55
181 #define SAA7134_BOARD_AVERMEDIA_307    56
182 #define SAA7134_BOARD_AVERMEDIA_GO_007_FM 57
183 #define SAA7134_BOARD_ADS_INSTANT_TV 58
184 #define SAA7134_BOARD_KWORLD_VSTREAM_XPERT 59
185 #define SAA7134_BOARD_FLYDVBT_DUO_CARDBUS 60
186 #define SAA7134_BOARD_PHILIPS_TOUGH 61
187 #define SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUSII 62
188 #define SAA7134_BOARD_KWORLD_XPERT 63
189 #define SAA7134_BOARD_FLYTV_DIGIMATRIX 64
190 #define SAA7134_BOARD_KWORLD_TERMINATOR 65
191 #define SAA7134_BOARD_YUAN_TUN900 66
192 #define SAA7134_BOARD_BEHOLD_409FM 67
193 #define SAA7134_BOARD_GOTVIEW_7135 68
194 #define SAA7134_BOARD_PHILIPS_EUROPA  69
195 #define SAA7134_BOARD_VIDEOMATE_DVBT_300 70
196 #define SAA7134_BOARD_VIDEOMATE_DVBT_200 71
197 #define SAA7134_BOARD_RTD_VFG7350 72
198 #define SAA7134_BOARD_RTD_VFG7330 73
199 #define SAA7134_BOARD_FLYTVPLATINUM_MINI2 74
200 #define SAA7134_BOARD_AVERMEDIA_AVERTVHD_A180 75
201 #define SAA7134_BOARD_MONSTERTV_MOBILE 76
202 #define SAA7134_BOARD_PINNACLE_PCTV_110i 77
203 #define SAA7134_BOARD_ASUSTeK_P7131_DUAL 78
204 #define SAA7134_BOARD_SEDNA_PC_TV_CARDBUS     79
205 #define SAA7134_BOARD_ASUSTEK_DIGIMATRIX_TV 80
206 #define SAA7134_BOARD_PHILIPS_TIGER  81
207 #define SAA7134_BOARD_MSI_TVATANYWHERE_PLUS  82
208 #define SAA7134_BOARD_CINERGY250PCI 83
209 #define SAA7134_BOARD_FLYDVB_TRIO 84
210 #define SAA7134_BOARD_AVERMEDIA_777 85
211 #define SAA7134_BOARD_FLYDVBT_LR301 86
212 #define SAA7134_BOARD_ADS_DUO_CARDBUS_PTV331 87
213 #define SAA7134_BOARD_TEVION_DVBT_220RF 88
214 #define SAA7134_BOARD_ELSA_700TV       89
215 #define SAA7134_BOARD_KWORLD_ATSC110   90
216 #define SAA7134_BOARD_AVERMEDIA_A169_B 91
217 #define SAA7134_BOARD_AVERMEDIA_A169_B1 92
218 #define SAA7134_BOARD_MD7134_BRIDGE_2     93
219 #define SAA7134_BOARD_FLYDVBT_HYBRID_CARDBUS 94
220 #define SAA7134_BOARD_FLYVIDEO3000_NTSC 95
221 #define SAA7134_BOARD_MEDION_MD8800_QUADRO 96
222 #define SAA7134_BOARD_FLYDVBS_LR300 97
223 #define SAA7134_BOARD_PROTEUS_2309 98
224 #define SAA7134_BOARD_AVERMEDIA_A16AR   99
225 #define SAA7134_BOARD_ASUS_EUROPA2_HYBRID 100
226 #define SAA7134_BOARD_PINNACLE_PCTV_310i  101
227 #define SAA7134_BOARD_AVERMEDIA_STUDIO_507 102
228 #define SAA7134_BOARD_VIDEOMATE_DVBT_200A  103
229 #define SAA7134_BOARD_HAUPPAUGE_HVR1110    104
230 #define SAA7134_BOARD_CINERGY_HT_PCMCIA    105
231 #define SAA7134_BOARD_ENCORE_ENLTV         106
232 #define SAA7134_BOARD_ENCORE_ENLTV_FM      107
233 #define SAA7134_BOARD_CINERGY_HT_PCI       108
234 #define SAA7134_BOARD_PHILIPS_TIGER_S      109
235 #define SAA7134_BOARD_AVERMEDIA_M102       110
236 #define SAA7134_BOARD_ASUS_P7131_4871      111
237 #define SAA7134_BOARD_ASUSTeK_P7131_HYBRID_LNA 112
238 #define SAA7134_BOARD_ECS_TVP3XP_4CB6  113
239 #define SAA7134_BOARD_KWORLD_DVBT_210 114
240 #define SAA7134_BOARD_SABRENT_TV_PCB05     115
241 #define SAA7134_BOARD_10MOONSTVMASTER3     116
242 #define SAA7134_BOARD_AVERMEDIA_SUPER_007  117
243 #define SAA7134_BOARD_BEHOLD_401        118
244 #define SAA7134_BOARD_BEHOLD_403        119
245 #define SAA7134_BOARD_BEHOLD_403FM      120
246 #define SAA7134_BOARD_BEHOLD_405        121
247 #define SAA7134_BOARD_BEHOLD_405FM      122
248 #define SAA7134_BOARD_BEHOLD_407        123
249 #define SAA7134_BOARD_BEHOLD_407FM      124
250 #define SAA7134_BOARD_BEHOLD_409        125
251 #define SAA7134_BOARD_BEHOLD_505FM      126
252 #define SAA7134_BOARD_BEHOLD_507_9FM    127
253 #define SAA7134_BOARD_BEHOLD_COLUMBUS_TVFM 128
254 #define SAA7134_BOARD_BEHOLD_607_9FM    129
255 #define SAA7134_BOARD_BEHOLD_M6         130
256 #define SAA7134_BOARD_TWINHAN_DTV_DVB_3056 131
257 #define SAA7134_BOARD_GENIUS_TVGO_A11MCE   132
258 #define SAA7134_BOARD_PHILIPS_SNAKE        133
259 #define SAA7134_BOARD_CREATIX_CTX953       134
260 #define SAA7134_BOARD_MSI_TVANYWHERE_AD11  135
261 #define SAA7134_BOARD_AVERMEDIA_CARDBUS_506 136
262 #define SAA7134_BOARD_AVERMEDIA_A16D       137
263 #define SAA7134_BOARD_AVERMEDIA_M115       138
264 #define SAA7134_BOARD_VIDEOMATE_T750       139
265 #define SAA7134_BOARD_AVERMEDIA_A700_PRO    140
266 #define SAA7134_BOARD_AVERMEDIA_A700_HYBRID 141
267 #define SAA7134_BOARD_BEHOLD_H6      142
268 #define SAA7134_BOARD_BEHOLD_M63      143
269 #define SAA7134_BOARD_BEHOLD_M6_EXTRA    144
270 #define SAA7134_BOARD_AVERMEDIA_M103    145
271 #define SAA7134_BOARD_ASUSTeK_P7131_ANALOG 146
272
273 #define SAA7134_MAXBOARDS 8
274 #define SAA7134_INPUT_MAX 8
275
276 /* ----------------------------------------------------------- */
277 /* Since we support 2 remote types, lets tell them apart       */
278
279 #define SAA7134_REMOTE_GPIO  1
280 #define SAA7134_REMOTE_I2C   2
281
282 /* ----------------------------------------------------------- */
283 /* Video Output Port Register Initialization Options           */
284
285 #define SET_T_CODE_POLARITY_NON_INVERTED        (1 << 0)
286 #define SET_CLOCK_NOT_DELAYED                   (1 << 1)
287 #define SET_CLOCK_INVERTED                      (1 << 2)
288 #define SET_VSYNC_OFF                           (1 << 3)
289
290 struct saa7134_input {
291         char                    *name;
292         unsigned int            vmux;
293         enum saa7134_audio_in   amux;
294         unsigned int            gpio;
295         unsigned int            tv:1;
296 };
297
298 enum saa7134_mpeg_type {
299         SAA7134_MPEG_UNUSED,
300         SAA7134_MPEG_EMPRESS,
301         SAA7134_MPEG_DVB,
302 };
303
304 struct saa7134_board {
305         char                    *name;
306         unsigned int            audio_clock;
307
308         /* input switching */
309         unsigned int            gpiomask;
310         struct saa7134_input    inputs[SAA7134_INPUT_MAX];
311         struct saa7134_input    radio;
312         struct saa7134_input    mute;
313
314         /* i2c chip info */
315         unsigned int            tuner_type;
316         unsigned int            radio_type;
317         unsigned char           tuner_addr;
318         unsigned char           radio_addr;
319
320         unsigned int            tda9887_conf;
321         unsigned int            tuner_config;
322
323         /* peripheral I/O */
324         enum saa7134_video_out  video_out;
325         enum saa7134_mpeg_type  mpeg;
326         unsigned int            vid_port_opts;
327 };
328
329 #define card_has_radio(dev)   (NULL != saa7134_boards[dev->board].radio.name)
330 #define card_is_empress(dev)  (SAA7134_MPEG_EMPRESS == saa7134_boards[dev->board].mpeg)
331 #define card_is_dvb(dev)      (SAA7134_MPEG_DVB     == saa7134_boards[dev->board].mpeg)
332 #define card_has_mpeg(dev)    (SAA7134_MPEG_UNUSED  != saa7134_boards[dev->board].mpeg)
333 #define card(dev)             (saa7134_boards[dev->board])
334 #define card_in(dev,n)        (saa7134_boards[dev->board].inputs[n])
335
336 /* ----------------------------------------------------------- */
337 /* device / file handle status                                 */
338
339 #define RESOURCE_OVERLAY       1
340 #define RESOURCE_VIDEO         2
341 #define RESOURCE_VBI           4
342
343 #define INTERLACE_AUTO         0
344 #define INTERLACE_ON           1
345 #define INTERLACE_OFF          2
346
347 #define BUFFER_TIMEOUT     msecs_to_jiffies(500)  /* 0.5 seconds */
348
349 struct saa7134_dev;
350 struct saa7134_dma;
351
352 /* saa7134 page table */
353 struct saa7134_pgtable {
354         unsigned int               size;
355         __le32                     *cpu;
356         dma_addr_t                 dma;
357 };
358
359 /* tvaudio thread status */
360 struct saa7134_thread {
361         struct task_struct         *thread;
362         unsigned int               scan1;
363         unsigned int               scan2;
364         unsigned int               mode;
365         unsigned int               stopped;
366 };
367
368 /* buffer for one video/vbi/ts frame */
369 struct saa7134_buf {
370         /* common v4l buffer stuff -- must be first */
371         struct videobuf_buffer vb;
372
373         /* saa7134 specific */
374         struct saa7134_format   *fmt;
375         unsigned int            top_seen;
376         int (*activate)(struct saa7134_dev *dev,
377                         struct saa7134_buf *buf,
378                         struct saa7134_buf *next);
379
380         /* page tables */
381         struct saa7134_pgtable  *pt;
382 };
383
384 struct saa7134_dmaqueue {
385         struct saa7134_dev         *dev;
386         struct saa7134_buf         *curr;
387         struct list_head           queue;
388         struct timer_list          timeout;
389         unsigned int               need_two;
390 };
391
392 /* video filehandle status */
393 struct saa7134_fh {
394         struct saa7134_dev         *dev;
395         unsigned int               radio;
396         enum v4l2_buf_type         type;
397         unsigned int               resources;
398         enum v4l2_priority         prio;
399
400         /* video overlay */
401         struct v4l2_window         win;
402         struct v4l2_clip           clips[8];
403         unsigned int               nclips;
404
405         /* video capture */
406         struct saa7134_format      *fmt;
407         unsigned int               width,height;
408         struct videobuf_queue      cap;
409         struct saa7134_pgtable     pt_cap;
410
411         /* vbi capture */
412         struct videobuf_queue      vbi;
413         struct saa7134_pgtable     pt_vbi;
414 };
415
416 /* dmasound dsp status */
417 struct saa7134_dmasound {
418         struct mutex               lock;
419         int                        minor_mixer;
420         int                        minor_dsp;
421         unsigned int               users_dsp;
422
423         /* mixer */
424         enum saa7134_audio_in      input;
425         unsigned int               count;
426         unsigned int               line1;
427         unsigned int               line2;
428
429         /* dsp */
430         unsigned int               afmt;
431         unsigned int               rate;
432         unsigned int               channels;
433         unsigned int               recording_on;
434         unsigned int               dma_running;
435         unsigned int               blocks;
436         unsigned int               blksize;
437         unsigned int               bufsize;
438         struct saa7134_pgtable     pt;
439         struct videobuf_dmabuf     dma;
440         wait_queue_head_t          wq;
441         unsigned int               dma_blk;
442         unsigned int               read_offset;
443         unsigned int               read_count;
444         void *                     priv_data;
445         struct snd_pcm_substream   *substream;
446 };
447
448 /* ts/mpeg status */
449 struct saa7134_ts {
450         /* TS capture */
451         struct saa7134_pgtable     pt_ts;
452         int                        nr_packets;
453         int                        nr_bufs;
454 };
455
456 /* ts/mpeg ops */
457 struct saa7134_mpeg_ops {
458         enum saa7134_mpeg_type     type;
459         struct list_head           next;
460         int                        (*init)(struct saa7134_dev *dev);
461         int                        (*fini)(struct saa7134_dev *dev);
462         void                       (*signal_change)(struct saa7134_dev *dev);
463 };
464
465 /* global device status */
466 struct saa7134_dev {
467         struct list_head           devlist;
468         struct mutex               lock;
469         spinlock_t                 slock;
470         struct v4l2_prio_state     prio;
471         /* workstruct for loading modules */
472         struct work_struct request_module_wk;
473
474         /* insmod option/autodetected */
475         int                        autodetected;
476
477         /* various device info */
478         unsigned int               resources;
479         struct video_device        *video_dev;
480         struct video_device        *radio_dev;
481         struct video_device        *vbi_dev;
482         struct saa7134_dmasound    dmasound;
483
484         /* infrared remote */
485         int                        has_remote;
486         struct card_ir             *remote;
487
488         /* pci i/o */
489         char                       name[32];
490         int                        nr;
491         struct pci_dev             *pci;
492         unsigned char              pci_rev,pci_lat;
493         __u32                      __iomem *lmmio;
494         __u8                       __iomem *bmmio;
495
496         /* config info */
497         unsigned int               board;
498         unsigned int               tuner_type;
499         unsigned int               radio_type;
500         unsigned char              tuner_addr;
501         unsigned char              radio_addr;
502
503         unsigned int               tda9887_conf;
504         unsigned int               gpio_value;
505
506         /* i2c i/o */
507         struct i2c_adapter         i2c_adap;
508         struct i2c_client          i2c_client;
509         unsigned char              eedata[256];
510
511         /* video overlay */
512         struct v4l2_framebuffer    ovbuf;
513         struct saa7134_format      *ovfmt;
514         unsigned int               ovenable;
515         enum v4l2_field            ovfield;
516
517         /* video+ts+vbi capture */
518         struct saa7134_dmaqueue    video_q;
519         struct saa7134_dmaqueue    vbi_q;
520         unsigned int               video_fieldcount;
521         unsigned int               vbi_fieldcount;
522
523         /* various v4l controls */
524         struct saa7134_tvnorm      *tvnorm;              /* video */
525         struct saa7134_tvaudio     *tvaudio;
526         unsigned int               ctl_input;
527         int                        ctl_bright;
528         int                        ctl_contrast;
529         int                        ctl_hue;
530         int                        ctl_saturation;
531         int                        ctl_freq;
532         int                        ctl_mute;             /* audio */
533         int                        ctl_volume;
534         int                        ctl_invert;           /* private */
535         int                        ctl_mirror;
536         int                        ctl_y_odd;
537         int                        ctl_y_even;
538         int                        ctl_automute;
539
540         /* crop */
541         struct v4l2_rect           crop_bounds;
542         struct v4l2_rect           crop_defrect;
543         struct v4l2_rect           crop_current;
544
545         /* other global state info */
546         unsigned int               automute;
547         struct saa7134_thread      thread;
548         struct saa7134_input       *input;
549         struct saa7134_input       *hw_input;
550         unsigned int               hw_mute;
551         int                        last_carrier;
552         int                        nosignal;
553         unsigned int               insuspend;
554
555         /* SAA7134_MPEG_* */
556         struct saa7134_ts          ts;
557         struct saa7134_dmaqueue    ts_q;
558         struct saa7134_mpeg_ops    *mops;
559         struct i2c_client          *mpeg_i2c_client;
560
561         /* SAA7134_MPEG_EMPRESS only */
562         struct video_device        *empress_dev;
563         struct videobuf_queue      empress_tsq;
564         atomic_t                   empress_users;
565         struct work_struct         empress_workqueue;
566         int                        empress_started;
567
568 #if defined(CONFIG_VIDEO_SAA7134_DVB) || defined(CONFIG_VIDEO_SAA7134_DVB_MODULE)
569         /* SAA7134_MPEG_DVB only */
570         struct videobuf_dvb        dvb;
571         int (*original_demod_sleep)(struct dvb_frontend *fe);
572         int (*original_set_voltage)(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
573         int (*original_set_high_voltage)(struct dvb_frontend *fe, long arg);
574 #endif
575 };
576
577 /* ----------------------------------------------------------- */
578
579 #define saa_readl(reg)             readl(dev->lmmio + (reg))
580 #define saa_writel(reg,value)      writel((value), dev->lmmio + (reg));
581 #define saa_andorl(reg,mask,value) \
582   writel((readl(dev->lmmio+(reg)) & ~(mask)) |\
583   ((value) & (mask)), dev->lmmio+(reg))
584 #define saa_setl(reg,bit)          saa_andorl((reg),(bit),(bit))
585 #define saa_clearl(reg,bit)        saa_andorl((reg),(bit),0)
586
587 #define saa_readb(reg)             readb(dev->bmmio + (reg))
588 #define saa_writeb(reg,value)      writeb((value), dev->bmmio + (reg));
589 #define saa_andorb(reg,mask,value) \
590   writeb((readb(dev->bmmio+(reg)) & ~(mask)) |\
591   ((value) & (mask)), dev->bmmio+(reg))
592 #define saa_setb(reg,bit)          saa_andorb((reg),(bit),(bit))
593 #define saa_clearb(reg,bit)        saa_andorb((reg),(bit),0)
594
595 #define saa_wait(us) { udelay(us); }
596
597 #define SAA7134_NORMS   (\
598                 V4L2_STD_PAL    | V4L2_STD_PAL_N | \
599                 V4L2_STD_PAL_Nc | V4L2_STD_SECAM | \
600                 V4L2_STD_NTSC   | V4L2_STD_PAL_M | \
601                 V4L2_STD_PAL_60)
602
603 /* ----------------------------------------------------------- */
604 /* saa7134-core.c                                              */
605
606 extern struct list_head  saa7134_devlist;
607 extern int saa7134_no_overlay;
608
609 void saa7134_track_gpio(struct saa7134_dev *dev, char *msg);
610 void saa7134_set_gpio(struct saa7134_dev *dev, int bit_no, int value);
611
612 #define SAA7134_PGTABLE_SIZE 4096
613
614 int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt);
615 int  saa7134_pgtable_build(struct pci_dev *pci, struct saa7134_pgtable *pt,
616                            struct scatterlist *list, unsigned int length,
617                            unsigned int startpage);
618 void saa7134_pgtable_free(struct pci_dev *pci, struct saa7134_pgtable *pt);
619
620 int saa7134_buffer_count(unsigned int size, unsigned int count);
621 int saa7134_buffer_startpage(struct saa7134_buf *buf);
622 unsigned long saa7134_buffer_base(struct saa7134_buf *buf);
623
624 int saa7134_buffer_queue(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
625                          struct saa7134_buf *buf);
626 void saa7134_buffer_finish(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
627                            unsigned int state);
628 void saa7134_buffer_next(struct saa7134_dev *dev, struct saa7134_dmaqueue *q);
629 void saa7134_buffer_timeout(unsigned long data);
630 void saa7134_dma_free(struct videobuf_queue *q,struct saa7134_buf *buf);
631
632 int saa7134_set_dmabits(struct saa7134_dev *dev);
633
634 extern int (*saa7134_dmasound_init)(struct saa7134_dev *dev);
635 extern int (*saa7134_dmasound_exit)(struct saa7134_dev *dev);
636
637
638 /* ----------------------------------------------------------- */
639 /* saa7134-cards.c                                             */
640
641 extern struct saa7134_board saa7134_boards[];
642 extern const unsigned int saa7134_bcount;
643 extern struct pci_device_id __devinitdata saa7134_pci_tbl[];
644
645 extern int saa7134_board_init1(struct saa7134_dev *dev);
646 extern int saa7134_board_init2(struct saa7134_dev *dev);
647 int saa7134_tuner_callback(void *priv, int command, int arg);
648
649
650 /* ----------------------------------------------------------- */
651 /* saa7134-i2c.c                                               */
652
653 int saa7134_i2c_register(struct saa7134_dev *dev);
654 int saa7134_i2c_unregister(struct saa7134_dev *dev);
655 void saa7134_i2c_call_clients(struct saa7134_dev *dev,
656                               unsigned int cmd, void *arg);
657
658
659 /* ----------------------------------------------------------- */
660 /* saa7134-video.c                                             */
661
662 extern unsigned int video_debug;
663 extern struct video_device saa7134_video_template;
664 extern struct video_device saa7134_radio_template;
665
666 int saa7134_g_ctrl(struct file *file, void *priv, struct v4l2_control *c);
667 int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c);
668 int saa7134_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c);
669
670 int saa7134_videoport_init(struct saa7134_dev *dev);
671 void saa7134_set_tvnorm_hw(struct saa7134_dev *dev);
672
673 int saa7134_video_init1(struct saa7134_dev *dev);
674 int saa7134_video_init2(struct saa7134_dev *dev);
675 void saa7134_irq_video_signalchange(struct saa7134_dev *dev);
676 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status);
677
678
679 /* ----------------------------------------------------------- */
680 /* saa7134-ts.c                                                */
681
682 #define TS_PACKET_SIZE 188 /* TS packets 188 bytes */
683
684 extern struct videobuf_queue_ops saa7134_ts_qops;
685
686 int saa7134_ts_init1(struct saa7134_dev *dev);
687 int saa7134_ts_fini(struct saa7134_dev *dev);
688 void saa7134_irq_ts_done(struct saa7134_dev *dev, unsigned long status);
689
690 int saa7134_ts_register(struct saa7134_mpeg_ops *ops);
691 void saa7134_ts_unregister(struct saa7134_mpeg_ops *ops);
692
693 int saa7134_ts_init_hw(struct saa7134_dev *dev);
694
695 /* ----------------------------------------------------------- */
696 /* saa7134-vbi.c                                               */
697
698 extern struct videobuf_queue_ops saa7134_vbi_qops;
699 extern struct video_device saa7134_vbi_template;
700
701 int saa7134_vbi_init1(struct saa7134_dev *dev);
702 int saa7134_vbi_fini(struct saa7134_dev *dev);
703 void saa7134_irq_vbi_done(struct saa7134_dev *dev, unsigned long status);
704
705
706 /* ----------------------------------------------------------- */
707 /* saa7134-tvaudio.c                                           */
708
709 int saa7134_tvaudio_rx2mode(u32 rx);
710
711 void saa7134_tvaudio_setmute(struct saa7134_dev *dev);
712 void saa7134_tvaudio_setinput(struct saa7134_dev *dev,
713                               struct saa7134_input *in);
714 void saa7134_tvaudio_setvolume(struct saa7134_dev *dev, int level);
715 int saa7134_tvaudio_getstereo(struct saa7134_dev *dev);
716
717 void saa7134_tvaudio_init(struct saa7134_dev *dev);
718 int saa7134_tvaudio_init2(struct saa7134_dev *dev);
719 int saa7134_tvaudio_fini(struct saa7134_dev *dev);
720 int saa7134_tvaudio_do_scan(struct saa7134_dev *dev);
721
722 int saa_dsp_writel(struct saa7134_dev *dev, int reg, u32 value);
723
724 void saa7134_enable_i2s(struct saa7134_dev *dev);
725
726 /* ----------------------------------------------------------- */
727 /* saa7134-oss.c                                               */
728
729 extern const struct file_operations saa7134_dsp_fops;
730 extern const struct file_operations saa7134_mixer_fops;
731
732 int saa7134_oss_init1(struct saa7134_dev *dev);
733 int saa7134_oss_fini(struct saa7134_dev *dev);
734 void saa7134_irq_oss_done(struct saa7134_dev *dev, unsigned long status);
735
736 /* ----------------------------------------------------------- */
737 /* saa7134-input.c                                             */
738
739 int  saa7134_input_init1(struct saa7134_dev *dev);
740 void saa7134_input_fini(struct saa7134_dev *dev);
741 void saa7134_input_irq(struct saa7134_dev *dev);
742 void saa7134_set_i2c_ir(struct saa7134_dev *dev, struct IR_i2c *ir);
743 void saa7134_ir_start(struct saa7134_dev *dev, struct card_ir *ir);
744 void saa7134_ir_stop(struct saa7134_dev *dev);
745
746
747 /*
748  * Local variables:
749  * c-basic-offset: 8
750  * End:
751  */