1 /*
2 *
3 * v4l2 device driver for cx2388x based TV cards
4 *
5 * (c) 2003,04 Gerd Knorr <kraxel@bytesex.org> [SUSE Labs]
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/pci.h>
23 #include <linux/i2c.h>
24 #include <linux/i2c-algo-bit.h>
25 #include <linux/videodev2.h>
26 #include <linux/kdev_t.h>
27
28 #include <media/v4l2-device.h>
29 #include <media/tuner.h>
30 #include <media/tveeprom.h>
31 #include <media/videobuf-dma-sg.h>
32 #include <media/v4l2-chip-ident.h>
33 #include <media/cx2341x.h>
34 #include <media/videobuf-dvb.h>
35 #include <media/ir-kbd-i2c.h>
36 #include <media/wm8775.h>
37
38 #include "btcx-risc.h"
39 #include "cx88-reg.h"
40 #include "tuner-xc2028.h"
41
42 #include <linux/mutex.h>
43
44 #define CX88_VERSION "0.0.9"
45
46 #define UNSET (-1U)
47
48 #define CX88_MAXBOARDS 8
49
50 /* Max number of inputs by card */
51 #define MAX_CX88_INPUT 8
52
53 /* ----------------------------------------------------------- */
54 /* defines and enums */
55
56 /* Currently unsupported by the driver: PAL/H, NTSC/Kr, SECAM/LC */
57 #define CX88_NORMS (V4L2_STD_ALL \
58 & ~V4L2_STD_PAL_H \
59 & ~V4L2_STD_NTSC_M_KR \
60 & ~V4L2_STD_SECAM_LC)
61
62 #define FORMAT_FLAGS_PACKED 0x01
63 #define FORMAT_FLAGS_PLANAR 0x02
64
65 #define VBI_LINE_COUNT 17
66 #define VBI_LINE_LENGTH 2048
67
68 #define AUD_RDS_LINES 4
69
70 /* need "shadow" registers for some write-only ones ... */
71 #define SHADOW_AUD_VOL_CTL 1
72 #define SHADOW_AUD_BAL_CTL 2
73 #define SHADOW_MAX 3
74
75 /* FM Radio deemphasis type */
76 enum cx88_deemph_type {
77 FM_NO_DEEMPH = 0,
78 FM_DEEMPH_50,
79 FM_DEEMPH_75
80 };
81
82 enum cx88_board_type {
83 CX88_BOARD_NONE = 0,
84 CX88_MPEG_DVB,
85 CX88_MPEG_BLACKBIRD
86 };
87
88 enum cx8802_board_access {
89 CX8802_DRVCTL_SHARED = 1,
90 CX8802_DRVCTL_EXCLUSIVE = 2,
91 };
92
93 /* ----------------------------------------------------------- */
94 /* tv norms */
95
norm_maxw(v4l2_std_id norm)96 static unsigned int inline norm_maxw(v4l2_std_id norm)
97 {
98 return (norm & (V4L2_STD_MN & ~V4L2_STD_PAL_Nc)) ? 720 : 768;
99 }
100
101
norm_maxh(v4l2_std_id norm)102 static unsigned int inline norm_maxh(v4l2_std_id norm)
103 {
104 return (norm & V4L2_STD_625_50) ? 576 : 480;
105 }
106
107 /* ----------------------------------------------------------- */
108 /* static data */
109
110 struct cx8800_fmt {
111 const char *name;
112 u32 fourcc; /* v4l2 format id */
113 int depth;
114 int flags;
115 u32 cxformat;
116 };
117
118 struct cx88_ctrl {
119 struct v4l2_queryctrl v;
120 u32 off;
121 u32 reg;
122 u32 sreg;
123 u32 mask;
124 u32 shift;
125 };
126
127 /* ----------------------------------------------------------- */
128 /* SRAM memory management data (see cx88-core.c) */
129
130 #define SRAM_CH21 0 /* video */
131 #define SRAM_CH22 1
132 #define SRAM_CH23 2
133 #define SRAM_CH24 3 /* vbi */
134 #define SRAM_CH25 4 /* audio */
135 #define SRAM_CH26 5
136 #define SRAM_CH28 6 /* mpeg */
137 #define SRAM_CH27 7 /* audio rds */
138 /* more */
139
140 struct sram_channel {
141 const char *name;
142 u32 cmds_start;
143 u32 ctrl_start;
144 u32 cdt;
145 u32 fifo_start;
146 u32 fifo_size;
147 u32 ptr1_reg;
148 u32 ptr2_reg;
149 u32 cnt1_reg;
150 u32 cnt2_reg;
151 };
152 extern const struct sram_channel const cx88_sram_channels[];
153
154 /* ----------------------------------------------------------- */
155 /* card configuration */
156
157 #define CX88_BOARD_NOAUTO UNSET
158 #define CX88_BOARD_UNKNOWN 0
159 #define CX88_BOARD_HAUPPAUGE 1
160 #define CX88_BOARD_GDI 2
161 #define CX88_BOARD_PIXELVIEW 3
162 #define CX88_BOARD_ATI_WONDER_PRO 4
163 #define CX88_BOARD_WINFAST2000XP_EXPERT 5
164 #define CX88_BOARD_AVERTV_STUDIO_303 6
165 #define CX88_BOARD_MSI_TVANYWHERE_MASTER 7
166 #define CX88_BOARD_WINFAST_DV2000 8
167 #define CX88_BOARD_LEADTEK_PVR2000 9
168 #define CX88_BOARD_IODATA_GVVCP3PCI 10
169 #define CX88_BOARD_PROLINK_PLAYTVPVR 11
170 #define CX88_BOARD_ASUS_PVR_416 12
171 #define CX88_BOARD_MSI_TVANYWHERE 13
172 #define CX88_BOARD_KWORLD_DVB_T 14
173 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1 15
174 #define CX88_BOARD_KWORLD_LTV883 16
175 #define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q 17
176 #define CX88_BOARD_HAUPPAUGE_DVB_T1 18
177 #define CX88_BOARD_CONEXANT_DVB_T1 19
178 #define CX88_BOARD_PROVIDEO_PV259 20
179 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS 21
180 #define CX88_BOARD_PCHDTV_HD3000 22
181 #define CX88_BOARD_DNTV_LIVE_DVB_T 23
182 #define CX88_BOARD_HAUPPAUGE_ROSLYN 24
183 #define CX88_BOARD_DIGITALLOGIC_MEC 25
184 #define CX88_BOARD_IODATA_GVBCTV7E 26
185 #define CX88_BOARD_PIXELVIEW_PLAYTV_ULTRA_PRO 27
186 #define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T 28
187 #define CX88_BOARD_ADSTECH_DVB_T_PCI 29
188 #define CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1 30
189 #define CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD 31
190 #define CX88_BOARD_AVERMEDIA_ULTRATV_MC_550 32
191 #define CX88_BOARD_KWORLD_VSTREAM_EXPERT_DVD 33
192 #define CX88_BOARD_ATI_HDTVWONDER 34
193 #define CX88_BOARD_WINFAST_DTV1000 35
194 #define CX88_BOARD_AVERTV_303 36
195 #define CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1 37
196 #define CX88_BOARD_HAUPPAUGE_NOVASE2_S1 38
197 #define CX88_BOARD_KWORLD_DVBS_100 39
198 #define CX88_BOARD_HAUPPAUGE_HVR1100 40
199 #define CX88_BOARD_HAUPPAUGE_HVR1100LP 41
200 #define CX88_BOARD_DNTV_LIVE_DVB_T_PRO 42
201 #define CX88_BOARD_KWORLD_DVB_T_CX22702 43
202 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL 44
203 #define CX88_BOARD_KWORLD_HARDWARE_MPEG_TV_XPERT 45
204 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_HYBRID 46
205 #define CX88_BOARD_PCHDTV_HD5500 47
206 #define CX88_BOARD_KWORLD_MCE200_DELUXE 48
207 #define CX88_BOARD_PIXELVIEW_PLAYTV_P7000 49
208 #define CX88_BOARD_NPGTECH_REALTV_TOP10FM 50
209 #define CX88_BOARD_WINFAST_DTV2000H 51
210 #define CX88_BOARD_GENIATECH_DVBS 52
211 #define CX88_BOARD_HAUPPAUGE_HVR3000 53
212 #define CX88_BOARD_NORWOOD_MICRO 54
213 #define CX88_BOARD_TE_DTV_250_OEM_SWANN 55
214 #define CX88_BOARD_HAUPPAUGE_HVR1300 56
215 #define CX88_BOARD_ADSTECH_PTV_390 57
216 #define CX88_BOARD_PINNACLE_PCTV_HD_800i 58
217 #define CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO 59
218 #define CX88_BOARD_PINNACLE_HYBRID_PCTV 60
219 #define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL 61
220 #define CX88_BOARD_POWERCOLOR_REAL_ANGEL 62
221 #define CX88_BOARD_GENIATECH_X8000_MT 63
222 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PRO 64
223 #define CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD 65
224 #define CX88_BOARD_PROLINK_PV_8000GT 66
225 #define CX88_BOARD_KWORLD_ATSC_120 67
226 #define CX88_BOARD_HAUPPAUGE_HVR4000 68
227 #define CX88_BOARD_HAUPPAUGE_HVR4000LITE 69
228 #define CX88_BOARD_TEVII_S460 70
229 #define CX88_BOARD_OMICOM_SS4_PCI 71
230 #define CX88_BOARD_TBS_8920 72
231 #define CX88_BOARD_TEVII_S420 73
232 #define CX88_BOARD_PROLINK_PV_GLOBAL_XTREME 74
233 #define CX88_BOARD_PROF_7300 75
234 #define CX88_BOARD_SATTRADE_ST4200 76
235 #define CX88_BOARD_TBS_8910 77
236 #define CX88_BOARD_PROF_6200 78
237 #define CX88_BOARD_TERRATEC_CINERGY_HT_PCI_MKII 79
238 #define CX88_BOARD_HAUPPAUGE_IRONLY 80
239 #define CX88_BOARD_WINFAST_DTV1800H 81
240 #define CX88_BOARD_WINFAST_DTV2000H_J 82
241 #define CX88_BOARD_PROF_7301 83
242 #define CX88_BOARD_SAMSUNG_SMT_7020 84
243 #define CX88_BOARD_TWINHAN_VP1027_DVBS 85
244 #define CX88_BOARD_TEVII_S464 86
245 #define CX88_BOARD_WINFAST_DTV2000H_PLUS 87
246 #define CX88_BOARD_WINFAST_DTV1800H_XC4000 88
247 #define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F36 89
248 #define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F43 90
249
250 enum cx88_itype {
251 CX88_VMUX_COMPOSITE1 = 1,
252 CX88_VMUX_COMPOSITE2,
253 CX88_VMUX_COMPOSITE3,
254 CX88_VMUX_COMPOSITE4,
255 CX88_VMUX_SVIDEO,
256 CX88_VMUX_TELEVISION,
257 CX88_VMUX_CABLE,
258 CX88_VMUX_DVB,
259 CX88_VMUX_DEBUG,
260 CX88_RADIO,
261 };
262
263 struct cx88_input {
264 enum cx88_itype type;
265 u32 gpio0, gpio1, gpio2, gpio3;
266 unsigned int vmux:2;
267 unsigned int audioroute:4;
268 };
269
270 struct cx88_board {
271 const char *name;
272 unsigned int tuner_type;
273 unsigned int radio_type;
274 unsigned char tuner_addr;
275 unsigned char radio_addr;
276 int tda9887_conf;
277 struct cx88_input input[MAX_CX88_INPUT];
278 struct cx88_input radio;
279 enum cx88_board_type mpeg;
280 unsigned int audio_chip;
281 int num_frontends;
282
283 /* Used for I2S devices */
284 int i2sinputcntl;
285 };
286
287 struct cx88_subid {
288 u16 subvendor;
289 u16 subdevice;
290 u32 card;
291 };
292
293 enum cx88_tvaudio {
294 WW_NONE = 1,
295 WW_BTSC,
296 WW_BG,
297 WW_DK,
298 WW_I,
299 WW_L,
300 WW_EIAJ,
301 WW_I2SPT,
302 WW_FM,
303 WW_I2SADC,
304 WW_M
305 };
306
307 #define INPUT(nr) (core->board.input[nr])
308
309 /* ----------------------------------------------------------- */
310 /* device / file handle status */
311
312 #define RESOURCE_OVERLAY 1
313 #define RESOURCE_VIDEO 2
314 #define RESOURCE_VBI 4
315
316 #define BUFFER_TIMEOUT msecs_to_jiffies(2000)
317
318 /* buffer for one video frame */
319 struct cx88_buffer {
320 /* common v4l buffer stuff -- must be first */
321 struct videobuf_buffer vb;
322
323 /* cx88 specific */
324 unsigned int bpl;
325 struct btcx_riscmem risc;
326 const struct cx8800_fmt *fmt;
327 u32 count;
328 };
329
330 struct cx88_dmaqueue {
331 struct list_head active;
332 struct list_head queued;
333 struct timer_list timeout;
334 struct btcx_riscmem stopper;
335 u32 count;
336 };
337
338 struct cx88_core {
339 struct list_head devlist;
340 atomic_t refcount;
341
342 /* board name */
343 int nr;
344 char name[32];
345
346 /* pci stuff */
347 int pci_bus;
348 int pci_slot;
349 u32 __iomem *lmmio;
350 u8 __iomem *bmmio;
351 u32 shadow[SHADOW_MAX];
352 int pci_irqmask;
353
354 /* i2c i/o */
355 struct i2c_adapter i2c_adap;
356 struct i2c_algo_bit_data i2c_algo;
357 struct i2c_client i2c_client;
358 u32 i2c_state, i2c_rc;
359
360 /* config info -- analog */
361 struct v4l2_device v4l2_dev;
362 struct i2c_client *i2c_rtc;
363 unsigned int boardnr;
364 struct cx88_board board;
365
366 /* Supported V4L _STD_ tuner formats */
367 unsigned int tuner_formats;
368
369 /* config info -- dvb */
370 #if defined(CONFIG_VIDEO_CX88_DVB) || defined(CONFIG_VIDEO_CX88_DVB_MODULE)
371 int (*prev_set_voltage)(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
372 #endif
373 void (*gate_ctrl)(struct cx88_core *core, int open);
374
375 /* state info */
376 struct task_struct *kthread;
377 v4l2_std_id tvnorm;
378 enum cx88_tvaudio tvaudio;
379 u32 audiomode_manual;
380 u32 audiomode_current;
381 u32 input;
382 u32 last_analog_input;
383 u32 astat;
384 u32 use_nicam;
385 unsigned long last_change;
386
387 /* IR remote control state */
388 struct cx88_IR *ir;
389
390 /* I2C remote data */
391 struct IR_i2c_init_data init_data;
392 struct wm8775_platform_data wm8775_data;
393
394 struct mutex lock;
395 /* various v4l controls */
396 u32 freq;
397 int users;
398 int mpeg_users;
399
400 /* cx88-video needs to access cx8802 for hybrid tuner pll access. */
401 struct cx8802_dev *dvbdev;
402 enum cx88_board_type active_type_id;
403 int active_ref;
404 int active_fe_id;
405 };
406
to_core(struct v4l2_device * v4l2_dev)407 static inline struct cx88_core *to_core(struct v4l2_device *v4l2_dev)
408 {
409 return container_of(v4l2_dev, struct cx88_core, v4l2_dev);
410 }
411
412 #define WM8775_GID (1 << 0)
413
414 #define call_hw(core, grpid, o, f, args...) \
415 do { \
416 if (!core->i2c_rc) { \
417 if (core->gate_ctrl) \
418 core->gate_ctrl(core, 1); \
419 v4l2_device_call_all(&core->v4l2_dev, grpid, o, f, ##args); \
420 if (core->gate_ctrl) \
421 core->gate_ctrl(core, 0); \
422 } \
423 } while (0)
424
425 #define call_all(core, o, f, args...) call_hw(core, 0, o, f, ##args)
426
427 struct cx8800_dev;
428 struct cx8802_dev;
429
430 /* ----------------------------------------------------------- */
431 /* function 0: video stuff */
432
433 struct cx8800_fh {
434 struct cx8800_dev *dev;
435 enum v4l2_buf_type type;
436 int radio;
437 unsigned int resources;
438
439 /* video overlay */
440 struct v4l2_window win;
441 struct v4l2_clip *clips;
442 unsigned int nclips;
443
444 /* video capture */
445 const struct cx8800_fmt *fmt;
446 unsigned int width,height;
447 struct videobuf_queue vidq;
448
449 /* vbi capture */
450 struct videobuf_queue vbiq;
451 };
452
453 struct cx8800_suspend_state {
454 int disabled;
455 };
456
457 struct cx8800_dev {
458 struct cx88_core *core;
459 spinlock_t slock;
460
461 /* various device info */
462 unsigned int resources;
463 struct video_device *video_dev;
464 struct video_device *vbi_dev;
465 struct video_device *radio_dev;
466
467 /* pci i/o */
468 struct pci_dev *pci;
469 unsigned char pci_rev,pci_lat;
470
471
472 /* capture queues */
473 struct cx88_dmaqueue vidq;
474 struct cx88_dmaqueue vbiq;
475
476 /* various v4l controls */
477
478 /* other global state info */
479 struct cx8800_suspend_state state;
480 };
481
482 /* ----------------------------------------------------------- */
483 /* function 1: audio/alsa stuff */
484 /* =============> moved to cx88-alsa.c <====================== */
485
486
487 /* ----------------------------------------------------------- */
488 /* function 2: mpeg stuff */
489
490 struct cx8802_fh {
491 struct cx8802_dev *dev;
492 struct videobuf_queue mpegq;
493 };
494
495 struct cx8802_suspend_state {
496 int disabled;
497 };
498
499 struct cx8802_driver {
500 struct cx88_core *core;
501
502 /* List of drivers attached to device */
503 struct list_head drvlist;
504
505 /* Type of driver and access required */
506 enum cx88_board_type type_id;
507 enum cx8802_board_access hw_access;
508
509 /* MPEG 8802 internal only */
510 int (*suspend)(struct pci_dev *pci_dev, pm_message_t state);
511 int (*resume)(struct pci_dev *pci_dev);
512
513 /* Callers to the following functions must hold core->lock */
514
515 /* MPEG 8802 -> mini driver - Driver probe and configuration */
516 int (*probe)(struct cx8802_driver *drv);
517 int (*remove)(struct cx8802_driver *drv);
518
519 /* MPEG 8802 -> mini driver - Access for hardware control */
520 int (*advise_acquire)(struct cx8802_driver *drv);
521 int (*advise_release)(struct cx8802_driver *drv);
522
523 /* MPEG 8802 <- mini driver - Access for hardware control */
524 int (*request_acquire)(struct cx8802_driver *drv);
525 int (*request_release)(struct cx8802_driver *drv);
526 };
527
528 struct cx8802_dev {
529 struct cx88_core *core;
530 spinlock_t slock;
531
532 /* pci i/o */
533 struct pci_dev *pci;
534 unsigned char pci_rev,pci_lat;
535
536 /* dma queues */
537 struct cx88_dmaqueue mpegq;
538 u32 ts_packet_size;
539 u32 ts_packet_count;
540
541 /* other global state info */
542 struct cx8802_suspend_state state;
543
544 /* for blackbird only */
545 struct list_head devlist;
546 #if defined(CONFIG_VIDEO_CX88_BLACKBIRD) || \
547 defined(CONFIG_VIDEO_CX88_BLACKBIRD_MODULE)
548 struct video_device *mpeg_dev;
549 u32 mailbox;
550 int width;
551 int height;
552 unsigned char mpeg_active; /* nonzero if mpeg encoder is active */
553
554 /* mpeg params */
555 struct cx2341x_mpeg_params params;
556 #endif
557
558 #if defined(CONFIG_VIDEO_CX88_DVB) || defined(CONFIG_VIDEO_CX88_DVB_MODULE)
559 /* for dvb only */
560 struct videobuf_dvb_frontends frontends;
561 #endif
562
563 #if defined(CONFIG_VIDEO_CX88_VP3054) || \
564 defined(CONFIG_VIDEO_CX88_VP3054_MODULE)
565 /* For VP3045 secondary I2C bus support */
566 struct vp3054_i2c_state *vp3054;
567 #endif
568 /* for switching modulation types */
569 unsigned char ts_gen_cntrl;
570
571 /* List of attached drivers; must hold core->lock to access */
572 struct list_head drvlist;
573
574 struct work_struct request_module_wk;
575 };
576
577 /* ----------------------------------------------------------- */
578
579 #define cx_read(reg) readl(core->lmmio + ((reg)>>2))
580 #define cx_write(reg,value) writel((value), core->lmmio + ((reg)>>2))
581 #define cx_writeb(reg,value) writeb((value), core->bmmio + (reg))
582
583 #define cx_andor(reg,mask,value) \
584 writel((readl(core->lmmio+((reg)>>2)) & ~(mask)) |\
585 ((value) & (mask)), core->lmmio+((reg)>>2))
586 #define cx_set(reg,bit) cx_andor((reg),(bit),(bit))
587 #define cx_clear(reg,bit) cx_andor((reg),(bit),0)
588
589 #define cx_wait(d) { if (need_resched()) schedule(); else udelay(d); }
590
591 /* shadow registers */
592 #define cx_sread(sreg) (core->shadow[sreg])
593 #define cx_swrite(sreg,reg,value) \
594 (core->shadow[sreg] = value, \
595 writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))
596 #define cx_sandor(sreg,reg,mask,value) \
597 (core->shadow[sreg] = (core->shadow[sreg] & ~(mask)) | ((value) & (mask)), \
598 writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))
599
600 /* ----------------------------------------------------------- */
601 /* cx88-core.c */
602
603 extern void cx88_print_irqbits(const char *name, const char *tag, const char *strings[],
604 int len, u32 bits, u32 mask);
605
606 extern int cx88_core_irq(struct cx88_core *core, u32 status);
607 extern void cx88_wakeup(struct cx88_core *core,
608 struct cx88_dmaqueue *q, u32 count);
609 extern void cx88_shutdown(struct cx88_core *core);
610 extern int cx88_reset(struct cx88_core *core);
611
612 extern int
613 cx88_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc,
614 struct scatterlist *sglist,
615 unsigned int top_offset, unsigned int bottom_offset,
616 unsigned int bpl, unsigned int padding, unsigned int lines);
617 extern int
618 cx88_risc_databuffer(struct pci_dev *pci, struct btcx_riscmem *risc,
619 struct scatterlist *sglist, unsigned int bpl,
620 unsigned int lines, unsigned int lpi);
621 extern int
622 cx88_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
623 u32 reg, u32 mask, u32 value);
624 extern void
625 cx88_free_buffer(struct videobuf_queue *q, struct cx88_buffer *buf);
626
627 extern void cx88_risc_disasm(struct cx88_core *core,
628 struct btcx_riscmem *risc);
629 extern int cx88_sram_channel_setup(struct cx88_core *core,
630 const struct sram_channel *ch,
631 unsigned int bpl, u32 risc);
632 extern void cx88_sram_channel_dump(struct cx88_core *core,
633 const struct sram_channel *ch);
634
635 extern int cx88_set_scale(struct cx88_core *core, unsigned int width,
636 unsigned int height, enum v4l2_field field);
637 extern int cx88_set_tvnorm(struct cx88_core *core, v4l2_std_id norm);
638
639 extern struct video_device *cx88_vdev_init(struct cx88_core *core,
640 struct pci_dev *pci,
641 const struct video_device *template_,
642 const char *type);
643 extern struct cx88_core* cx88_core_get(struct pci_dev *pci);
644 extern void cx88_core_put(struct cx88_core *core,
645 struct pci_dev *pci);
646
647 extern int cx88_start_audio_dma(struct cx88_core *core);
648 extern int cx88_stop_audio_dma(struct cx88_core *core);
649
650
651 /* ----------------------------------------------------------- */
652 /* cx88-vbi.c */
653
654 /* Can be used as g_vbi_fmt, try_vbi_fmt and s_vbi_fmt */
655 int cx8800_vbi_fmt (struct file *file, void *priv,
656 struct v4l2_format *f);
657
658 /*
659 int cx8800_start_vbi_dma(struct cx8800_dev *dev,
660 struct cx88_dmaqueue *q,
661 struct cx88_buffer *buf);
662 */
663 int cx8800_stop_vbi_dma(struct cx8800_dev *dev);
664 int cx8800_restart_vbi_queue(struct cx8800_dev *dev,
665 struct cx88_dmaqueue *q);
666 void cx8800_vbi_timeout(unsigned long data);
667
668 extern const struct videobuf_queue_ops cx8800_vbi_qops;
669
670 /* ----------------------------------------------------------- */
671 /* cx88-i2c.c */
672
673 extern int cx88_i2c_init(struct cx88_core *core, struct pci_dev *pci);
674
675
676 /* ----------------------------------------------------------- */
677 /* cx88-cards.c */
678
679 extern int cx88_tuner_callback(void *dev, int component, int command, int arg);
680 extern int cx88_get_resources(const struct cx88_core *core,
681 struct pci_dev *pci);
682 extern struct cx88_core *cx88_core_create(struct pci_dev *pci, int nr);
683 extern void cx88_setup_xc3028(struct cx88_core *core, struct xc2028_ctrl *ctl);
684
685 /* ----------------------------------------------------------- */
686 /* cx88-tvaudio.c */
687
688 void cx88_set_tvaudio(struct cx88_core *core);
689 void cx88_newstation(struct cx88_core *core);
690 void cx88_get_stereo(struct cx88_core *core, struct v4l2_tuner *t);
691 void cx88_set_stereo(struct cx88_core *core, u32 mode, int manual);
692 int cx88_audio_thread(void *data);
693
694 int cx8802_register_driver(struct cx8802_driver *drv);
695 int cx8802_unregister_driver(struct cx8802_driver *drv);
696
697 /* Caller must hold core->lock */
698 struct cx8802_driver * cx8802_get_driver(struct cx8802_dev *dev, enum cx88_board_type btype);
699
700 /* ----------------------------------------------------------- */
701 /* cx88-dsp.c */
702
703 s32 cx88_dsp_detect_stereo_sap(struct cx88_core *core);
704
705 /* ----------------------------------------------------------- */
706 /* cx88-input.c */
707
708 int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci);
709 int cx88_ir_fini(struct cx88_core *core);
710 void cx88_ir_irq(struct cx88_core *core);
711 int cx88_ir_start(struct cx88_core *core);
712 void cx88_ir_stop(struct cx88_core *core);
713 extern void cx88_i2c_init_ir(struct cx88_core *core);
714
715 /* ----------------------------------------------------------- */
716 /* cx88-mpeg.c */
717
718 int cx8802_buf_prepare(struct videobuf_queue *q,struct cx8802_dev *dev,
719 struct cx88_buffer *buf, enum v4l2_field field);
720 void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf);
721 void cx8802_cancel_buffers(struct cx8802_dev *dev);
722
723 /* ----------------------------------------------------------- */
724 /* cx88-video.c*/
725 extern const u32 cx88_user_ctrls[];
726 extern int cx8800_ctrl_query(struct cx88_core *core,
727 struct v4l2_queryctrl *qctrl);
728 int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i);
729 int cx88_set_freq (struct cx88_core *core,struct v4l2_frequency *f);
730 int cx88_get_control(struct cx88_core *core, struct v4l2_control *ctl);
731 int cx88_set_control(struct cx88_core *core, struct v4l2_control *ctl);
732 int cx88_video_mux(struct cx88_core *core, unsigned int input);
733