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/v4l2-fh.h>
30 #include <media/tuner.h>
31 #include <media/tveeprom.h>
32 #include <media/videobuf-dma-sg.h>
33 #include <media/v4l2-chip-ident.h>
34 #include <media/cx2341x.h>
35 #include <media/videobuf-dvb.h>
36 #include <media/ir-kbd-i2c.h>
37 #include <media/wm8775.h>
38
39 #include "btcx-risc.h"
40 #include "cx88-reg.h"
41 #include "tuner-xc2028.h"
42
43 #include <linux/mutex.h>
44
45 #define CX88_VERSION "0.0.9"
46
47 #define UNSET (-1U)
48
49 #define CX88_MAXBOARDS 8
50
51 /* Max number of inputs by card */
52 #define MAX_CX88_INPUT 8
53
54 /* ----------------------------------------------------------- */
55 /* defines and enums */
56
57 /* Currently unsupported by the driver: PAL/H, NTSC/Kr, SECAM/LC */
58 #define CX88_NORMS (V4L2_STD_ALL \
59 & ~V4L2_STD_PAL_H \
60 & ~V4L2_STD_NTSC_M_KR \
61 & ~V4L2_STD_SECAM_LC)
62
63 #define FORMAT_FLAGS_PACKED 0x01
64 #define FORMAT_FLAGS_PLANAR 0x02
65
66 #define VBI_LINE_COUNT 17
67 #define VBI_LINE_LENGTH 2048
68
69 #define AUD_RDS_LINES 4
70
71 /* need "shadow" registers for some write-only ones ... */
72 #define SHADOW_AUD_VOL_CTL 1
73 #define SHADOW_AUD_BAL_CTL 2
74 #define SHADOW_MAX 3
75
76 /* FM Radio deemphasis type */
77 enum cx88_deemph_type {
78 FM_NO_DEEMPH = 0,
79 FM_DEEMPH_50,
80 FM_DEEMPH_75
81 };
82
83 enum cx88_board_type {
84 CX88_BOARD_NONE = 0,
85 CX88_MPEG_DVB,
86 CX88_MPEG_BLACKBIRD
87 };
88
89 enum cx8802_board_access {
90 CX8802_DRVCTL_SHARED = 1,
91 CX8802_DRVCTL_EXCLUSIVE = 2,
92 };
93
94 /* ----------------------------------------------------------- */
95 /* tv norms */
96
norm_maxw(v4l2_std_id norm)97 static inline unsigned int norm_maxw(v4l2_std_id norm)
98 {
99 return (norm & (V4L2_STD_MN & ~V4L2_STD_PAL_Nc)) ? 720 : 768;
100 }
101
102
norm_maxh(v4l2_std_id norm)103 static inline unsigned int norm_maxh(v4l2_std_id norm)
104 {
105 return (norm & V4L2_STD_625_50) ? 576 : 480;
106 }
107
108 /* ----------------------------------------------------------- */
109 /* static data */
110
111 struct cx8800_fmt {
112 const char *name;
113 u32 fourcc; /* v4l2 format id */
114 int depth;
115 int flags;
116 u32 cxformat;
117 };
118
119 /* ----------------------------------------------------------- */
120 /* SRAM memory management data (see cx88-core.c) */
121
122 #define SRAM_CH21 0 /* video */
123 #define SRAM_CH22 1
124 #define SRAM_CH23 2
125 #define SRAM_CH24 3 /* vbi */
126 #define SRAM_CH25 4 /* audio */
127 #define SRAM_CH26 5
128 #define SRAM_CH28 6 /* mpeg */
129 #define SRAM_CH27 7 /* audio rds */
130 /* more */
131
132 struct sram_channel {
133 const char *name;
134 u32 cmds_start;
135 u32 ctrl_start;
136 u32 cdt;
137 u32 fifo_start;
138 u32 fifo_size;
139 u32 ptr1_reg;
140 u32 ptr2_reg;
141 u32 cnt1_reg;
142 u32 cnt2_reg;
143 };
144 extern const struct sram_channel cx88_sram_channels[];
145
146 /* ----------------------------------------------------------- */
147 /* card configuration */
148
149 #define CX88_BOARD_NOAUTO UNSET
150 #define CX88_BOARD_UNKNOWN 0
151 #define CX88_BOARD_HAUPPAUGE 1
152 #define CX88_BOARD_GDI 2
153 #define CX88_BOARD_PIXELVIEW 3
154 #define CX88_BOARD_ATI_WONDER_PRO 4
155 #define CX88_BOARD_WINFAST2000XP_EXPERT 5
156 #define CX88_BOARD_AVERTV_STUDIO_303 6
157 #define CX88_BOARD_MSI_TVANYWHERE_MASTER 7
158 #define CX88_BOARD_WINFAST_DV2000 8
159 #define CX88_BOARD_LEADTEK_PVR2000 9
160 #define CX88_BOARD_IODATA_GVVCP3PCI 10
161 #define CX88_BOARD_PROLINK_PLAYTVPVR 11
162 #define CX88_BOARD_ASUS_PVR_416 12
163 #define CX88_BOARD_MSI_TVANYWHERE 13
164 #define CX88_BOARD_KWORLD_DVB_T 14
165 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1 15
166 #define CX88_BOARD_KWORLD_LTV883 16
167 #define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q 17
168 #define CX88_BOARD_HAUPPAUGE_DVB_T1 18
169 #define CX88_BOARD_CONEXANT_DVB_T1 19
170 #define CX88_BOARD_PROVIDEO_PV259 20
171 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS 21
172 #define CX88_BOARD_PCHDTV_HD3000 22
173 #define CX88_BOARD_DNTV_LIVE_DVB_T 23
174 #define CX88_BOARD_HAUPPAUGE_ROSLYN 24
175 #define CX88_BOARD_DIGITALLOGIC_MEC 25
176 #define CX88_BOARD_IODATA_GVBCTV7E 26
177 #define CX88_BOARD_PIXELVIEW_PLAYTV_ULTRA_PRO 27
178 #define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T 28
179 #define CX88_BOARD_ADSTECH_DVB_T_PCI 29
180 #define CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1 30
181 #define CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD 31
182 #define CX88_BOARD_AVERMEDIA_ULTRATV_MC_550 32
183 #define CX88_BOARD_KWORLD_VSTREAM_EXPERT_DVD 33
184 #define CX88_BOARD_ATI_HDTVWONDER 34
185 #define CX88_BOARD_WINFAST_DTV1000 35
186 #define CX88_BOARD_AVERTV_303 36
187 #define CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1 37
188 #define CX88_BOARD_HAUPPAUGE_NOVASE2_S1 38
189 #define CX88_BOARD_KWORLD_DVBS_100 39
190 #define CX88_BOARD_HAUPPAUGE_HVR1100 40
191 #define CX88_BOARD_HAUPPAUGE_HVR1100LP 41
192 #define CX88_BOARD_DNTV_LIVE_DVB_T_PRO 42
193 #define CX88_BOARD_KWORLD_DVB_T_CX22702 43
194 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL 44
195 #define CX88_BOARD_KWORLD_HARDWARE_MPEG_TV_XPERT 45
196 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_HYBRID 46
197 #define CX88_BOARD_PCHDTV_HD5500 47
198 #define CX88_BOARD_KWORLD_MCE200_DELUXE 48
199 #define CX88_BOARD_PIXELVIEW_PLAYTV_P7000 49
200 #define CX88_BOARD_NPGTECH_REALTV_TOP10FM 50
201 #define CX88_BOARD_WINFAST_DTV2000H 51
202 #define CX88_BOARD_GENIATECH_DVBS 52
203 #define CX88_BOARD_HAUPPAUGE_HVR3000 53
204 #define CX88_BOARD_NORWOOD_MICRO 54
205 #define CX88_BOARD_TE_DTV_250_OEM_SWANN 55
206 #define CX88_BOARD_HAUPPAUGE_HVR1300 56
207 #define CX88_BOARD_ADSTECH_PTV_390 57
208 #define CX88_BOARD_PINNACLE_PCTV_HD_800i 58
209 #define CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO 59
210 #define CX88_BOARD_PINNACLE_HYBRID_PCTV 60
211 #define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL 61
212 #define CX88_BOARD_POWERCOLOR_REAL_ANGEL 62
213 #define CX88_BOARD_GENIATECH_X8000_MT 63
214 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PRO 64
215 #define CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD 65
216 #define CX88_BOARD_PROLINK_PV_8000GT 66
217 #define CX88_BOARD_KWORLD_ATSC_120 67
218 #define CX88_BOARD_HAUPPAUGE_HVR4000 68
219 #define CX88_BOARD_HAUPPAUGE_HVR4000LITE 69
220 #define CX88_BOARD_TEVII_S460 70
221 #define CX88_BOARD_OMICOM_SS4_PCI 71
222 #define CX88_BOARD_TBS_8920 72
223 #define CX88_BOARD_TEVII_S420 73
224 #define CX88_BOARD_PROLINK_PV_GLOBAL_XTREME 74
225 #define CX88_BOARD_PROF_7300 75
226 #define CX88_BOARD_SATTRADE_ST4200 76
227 #define CX88_BOARD_TBS_8910 77
228 #define CX88_BOARD_PROF_6200 78
229 #define CX88_BOARD_TERRATEC_CINERGY_HT_PCI_MKII 79
230 #define CX88_BOARD_HAUPPAUGE_IRONLY 80
231 #define CX88_BOARD_WINFAST_DTV1800H 81
232 #define CX88_BOARD_WINFAST_DTV2000H_J 82
233 #define CX88_BOARD_PROF_7301 83
234 #define CX88_BOARD_SAMSUNG_SMT_7020 84
235 #define CX88_BOARD_TWINHAN_VP1027_DVBS 85
236 #define CX88_BOARD_TEVII_S464 86
237 #define CX88_BOARD_WINFAST_DTV2000H_PLUS 87
238 #define CX88_BOARD_WINFAST_DTV1800H_XC4000 88
239 #define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F36 89
240 #define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F43 90
241
242 enum cx88_itype {
243 CX88_VMUX_COMPOSITE1 = 1,
244 CX88_VMUX_COMPOSITE2,
245 CX88_VMUX_COMPOSITE3,
246 CX88_VMUX_COMPOSITE4,
247 CX88_VMUX_SVIDEO,
248 CX88_VMUX_TELEVISION,
249 CX88_VMUX_CABLE,
250 CX88_VMUX_DVB,
251 CX88_VMUX_DEBUG,
252 CX88_RADIO,
253 };
254
255 struct cx88_input {
256 enum cx88_itype type;
257 u32 gpio0, gpio1, gpio2, gpio3;
258 unsigned int vmux:2;
259 unsigned int audioroute:4;
260 };
261
262 struct cx88_board {
263 const char *name;
264 unsigned int tuner_type;
265 unsigned int radio_type;
266 unsigned char tuner_addr;
267 unsigned char radio_addr;
268 int tda9887_conf;
269 struct cx88_input input[MAX_CX88_INPUT];
270 struct cx88_input radio;
271 enum cx88_board_type mpeg;
272 unsigned int audio_chip;
273 int num_frontends;
274
275 /* Used for I2S devices */
276 int i2sinputcntl;
277 };
278
279 struct cx88_subid {
280 u16 subvendor;
281 u16 subdevice;
282 u32 card;
283 };
284
285 enum cx88_tvaudio {
286 WW_NONE = 1,
287 WW_BTSC,
288 WW_BG,
289 WW_DK,
290 WW_I,
291 WW_L,
292 WW_EIAJ,
293 WW_I2SPT,
294 WW_FM,
295 WW_I2SADC,
296 WW_M
297 };
298
299 #define INPUT(nr) (core->board.input[nr])
300
301 /* ----------------------------------------------------------- */
302 /* device / file handle status */
303
304 #define RESOURCE_OVERLAY 1
305 #define RESOURCE_VIDEO 2
306 #define RESOURCE_VBI 4
307
308 #define BUFFER_TIMEOUT msecs_to_jiffies(2000)
309
310 /* buffer for one video frame */
311 struct cx88_buffer {
312 /* common v4l buffer stuff -- must be first */
313 struct videobuf_buffer vb;
314
315 /* cx88 specific */
316 unsigned int bpl;
317 struct btcx_riscmem risc;
318 const struct cx8800_fmt *fmt;
319 u32 count;
320 };
321
322 struct cx88_dmaqueue {
323 struct list_head active;
324 struct list_head queued;
325 struct timer_list timeout;
326 struct btcx_riscmem stopper;
327 u32 count;
328 };
329
330 struct cx88_core {
331 struct list_head devlist;
332 atomic_t refcount;
333
334 /* board name */
335 int nr;
336 char name[32];
337 u32 model;
338
339 /* pci stuff */
340 int pci_bus;
341 int pci_slot;
342 u32 __iomem *lmmio;
343 u8 __iomem *bmmio;
344 u32 shadow[SHADOW_MAX];
345 int pci_irqmask;
346
347 /* i2c i/o */
348 struct i2c_adapter i2c_adap;
349 struct i2c_algo_bit_data i2c_algo;
350 struct i2c_client i2c_client;
351 u32 i2c_state, i2c_rc;
352
353 /* config info -- analog */
354 struct v4l2_device v4l2_dev;
355 struct v4l2_ctrl_handler video_hdl;
356 struct v4l2_ctrl *chroma_agc;
357 struct v4l2_ctrl_handler audio_hdl;
358 struct v4l2_subdev *sd_wm8775;
359 struct i2c_client *i2c_rtc;
360 unsigned int boardnr;
361 struct cx88_board board;
362
363 /* Supported V4L _STD_ tuner formats */
364 unsigned int tuner_formats;
365
366 /* config info -- dvb */
367 #if IS_ENABLED(CONFIG_VIDEO_CX88_DVB)
368 int (*prev_set_voltage)(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
369 #endif
370 void (*gate_ctrl)(struct cx88_core *core, int open);
371
372 /* state info */
373 struct task_struct *kthread;
374 v4l2_std_id tvnorm;
375 enum cx88_tvaudio tvaudio;
376 u32 audiomode_manual;
377 u32 audiomode_current;
378 u32 input;
379 u32 last_analog_input;
380 u32 astat;
381 u32 use_nicam;
382 unsigned long last_change;
383
384 /* IR remote control state */
385 struct cx88_IR *ir;
386
387 /* I2C remote data */
388 struct IR_i2c_init_data init_data;
389 struct wm8775_platform_data wm8775_data;
390
391 struct mutex lock;
392 /* various v4l controls */
393 u32 freq;
394 int users;
395 int mpeg_users;
396
397 /* cx88-video needs to access cx8802 for hybrid tuner pll access. */
398 struct cx8802_dev *dvbdev;
399 enum cx88_board_type active_type_id;
400 int active_ref;
401 int active_fe_id;
402 };
403
to_core(struct v4l2_device * v4l2_dev)404 static inline struct cx88_core *to_core(struct v4l2_device *v4l2_dev)
405 {
406 return container_of(v4l2_dev, struct cx88_core, v4l2_dev);
407 }
408
409 #define call_hw(core, grpid, o, f, args...) \
410 do { \
411 if (!core->i2c_rc) { \
412 if (core->gate_ctrl) \
413 core->gate_ctrl(core, 1); \
414 v4l2_device_call_all(&core->v4l2_dev, grpid, o, f, ##args); \
415 if (core->gate_ctrl) \
416 core->gate_ctrl(core, 0); \
417 } \
418 } while (0)
419
420 #define call_all(core, o, f, args...) call_hw(core, 0, o, f, ##args)
421
422 #define WM8775_GID (1 << 0)
423
424 #define wm8775_s_ctrl(core, id, val) \
425 do { \
426 struct v4l2_ctrl *ctrl_ = \
427 v4l2_ctrl_find(core->sd_wm8775->ctrl_handler, id); \
428 if (ctrl_ && !core->i2c_rc) { \
429 if (core->gate_ctrl) \
430 core->gate_ctrl(core, 1); \
431 v4l2_ctrl_s_ctrl(ctrl_, val); \
432 if (core->gate_ctrl) \
433 core->gate_ctrl(core, 0); \
434 } \
435 } while (0)
436
437 #define wm8775_g_ctrl(core, id) \
438 ({ \
439 struct v4l2_ctrl *ctrl_ = \
440 v4l2_ctrl_find(core->sd_wm8775->ctrl_handler, id); \
441 s32 val = 0; \
442 if (ctrl_ && !core->i2c_rc) { \
443 if (core->gate_ctrl) \
444 core->gate_ctrl(core, 1); \
445 val = v4l2_ctrl_g_ctrl(ctrl_); \
446 if (core->gate_ctrl) \
447 core->gate_ctrl(core, 0); \
448 } \
449 val; \
450 })
451
452 struct cx8800_dev;
453 struct cx8802_dev;
454
455 /* ----------------------------------------------------------- */
456 /* function 0: video stuff */
457
458 struct cx8800_fh {
459 struct v4l2_fh fh;
460 struct cx8800_dev *dev;
461 unsigned int resources;
462
463 /* video capture */
464 struct videobuf_queue vidq;
465
466 /* vbi capture */
467 struct videobuf_queue vbiq;
468 };
469
470 struct cx8800_suspend_state {
471 int disabled;
472 };
473
474 struct cx8800_dev {
475 struct cx88_core *core;
476 spinlock_t slock;
477
478 /* various device info */
479 unsigned int resources;
480 struct video_device *video_dev;
481 struct video_device *vbi_dev;
482 struct video_device *radio_dev;
483
484 /* pci i/o */
485 struct pci_dev *pci;
486 unsigned char pci_rev,pci_lat;
487
488 const struct cx8800_fmt *fmt;
489 unsigned int width, height;
490
491 /* capture queues */
492 struct cx88_dmaqueue vidq;
493 struct cx88_dmaqueue vbiq;
494
495 /* various v4l controls */
496
497 /* other global state info */
498 struct cx8800_suspend_state state;
499 };
500
501 /* ----------------------------------------------------------- */
502 /* function 1: audio/alsa stuff */
503 /* =============> moved to cx88-alsa.c <====================== */
504
505
506 /* ----------------------------------------------------------- */
507 /* function 2: mpeg stuff */
508
509 struct cx8802_fh {
510 struct v4l2_fh fh;
511 struct cx8802_dev *dev;
512 struct videobuf_queue mpegq;
513 };
514
515 struct cx8802_suspend_state {
516 int disabled;
517 };
518
519 struct cx8802_driver {
520 struct cx88_core *core;
521
522 /* List of drivers attached to device */
523 struct list_head drvlist;
524
525 /* Type of driver and access required */
526 enum cx88_board_type type_id;
527 enum cx8802_board_access hw_access;
528
529 /* MPEG 8802 internal only */
530 int (*suspend)(struct pci_dev *pci_dev, pm_message_t state);
531 int (*resume)(struct pci_dev *pci_dev);
532
533 /* Callers to the following functions must hold core->lock */
534
535 /* MPEG 8802 -> mini driver - Driver probe and configuration */
536 int (*probe)(struct cx8802_driver *drv);
537 int (*remove)(struct cx8802_driver *drv);
538
539 /* MPEG 8802 -> mini driver - Access for hardware control */
540 int (*advise_acquire)(struct cx8802_driver *drv);
541 int (*advise_release)(struct cx8802_driver *drv);
542
543 /* MPEG 8802 <- mini driver - Access for hardware control */
544 int (*request_acquire)(struct cx8802_driver *drv);
545 int (*request_release)(struct cx8802_driver *drv);
546 };
547
548 struct cx8802_dev {
549 struct cx88_core *core;
550 spinlock_t slock;
551
552 /* pci i/o */
553 struct pci_dev *pci;
554 unsigned char pci_rev,pci_lat;
555
556 /* dma queues */
557 struct cx88_dmaqueue mpegq;
558 u32 ts_packet_size;
559 u32 ts_packet_count;
560
561 /* other global state info */
562 struct cx8802_suspend_state state;
563
564 /* for blackbird only */
565 struct list_head devlist;
566 #if IS_ENABLED(CONFIG_VIDEO_CX88_BLACKBIRD)
567 struct video_device *mpeg_dev;
568 u32 mailbox;
569 int width;
570 int height;
571 unsigned char mpeg_active; /* nonzero if mpeg encoder is active */
572
573 /* mpeg params */
574 struct cx2341x_handler cxhdl;
575 #endif
576
577 #if IS_ENABLED(CONFIG_VIDEO_CX88_DVB)
578 /* for dvb only */
579 struct videobuf_dvb_frontends frontends;
580 #endif
581
582 #if IS_ENABLED(CONFIG_VIDEO_CX88_VP3054)
583 /* For VP3045 secondary I2C bus support */
584 struct vp3054_i2c_state *vp3054;
585 #endif
586 /* for switching modulation types */
587 unsigned char ts_gen_cntrl;
588
589 /* List of attached drivers; must hold core->lock to access */
590 struct list_head drvlist;
591
592 struct work_struct request_module_wk;
593 };
594
595 /* ----------------------------------------------------------- */
596
597 #define cx_read(reg) readl(core->lmmio + ((reg)>>2))
598 #define cx_write(reg,value) writel((value), core->lmmio + ((reg)>>2))
599 #define cx_writeb(reg,value) writeb((value), core->bmmio + (reg))
600
601 #define cx_andor(reg,mask,value) \
602 writel((readl(core->lmmio+((reg)>>2)) & ~(mask)) |\
603 ((value) & (mask)), core->lmmio+((reg)>>2))
604 #define cx_set(reg,bit) cx_andor((reg),(bit),(bit))
605 #define cx_clear(reg,bit) cx_andor((reg),(bit),0)
606
607 #define cx_wait(d) { if (need_resched()) schedule(); else udelay(d); }
608
609 /* shadow registers */
610 #define cx_sread(sreg) (core->shadow[sreg])
611 #define cx_swrite(sreg,reg,value) \
612 (core->shadow[sreg] = value, \
613 writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))
614 #define cx_sandor(sreg,reg,mask,value) \
615 (core->shadow[sreg] = (core->shadow[sreg] & ~(mask)) | ((value) & (mask)), \
616 writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))
617
618 /* ----------------------------------------------------------- */
619 /* cx88-core.c */
620
621 extern unsigned int cx88_core_debug;
622
623 extern void cx88_print_irqbits(const char *name, const char *tag, const char *strings[],
624 int len, u32 bits, u32 mask);
625
626 extern int cx88_core_irq(struct cx88_core *core, u32 status);
627 extern void cx88_wakeup(struct cx88_core *core,
628 struct cx88_dmaqueue *q, u32 count);
629 extern void cx88_shutdown(struct cx88_core *core);
630 extern int cx88_reset(struct cx88_core *core);
631
632 extern int
633 cx88_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc,
634 struct scatterlist *sglist,
635 unsigned int top_offset, unsigned int bottom_offset,
636 unsigned int bpl, unsigned int padding, unsigned int lines);
637 extern int
638 cx88_risc_databuffer(struct pci_dev *pci, struct btcx_riscmem *risc,
639 struct scatterlist *sglist, unsigned int bpl,
640 unsigned int lines, unsigned int lpi);
641 extern int
642 cx88_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
643 u32 reg, u32 mask, u32 value);
644 extern void
645 cx88_free_buffer(struct videobuf_queue *q, struct cx88_buffer *buf);
646
647 extern void cx88_risc_disasm(struct cx88_core *core,
648 struct btcx_riscmem *risc);
649 extern int cx88_sram_channel_setup(struct cx88_core *core,
650 const struct sram_channel *ch,
651 unsigned int bpl, u32 risc);
652 extern void cx88_sram_channel_dump(struct cx88_core *core,
653 const struct sram_channel *ch);
654
655 extern int cx88_set_scale(struct cx88_core *core, unsigned int width,
656 unsigned int height, enum v4l2_field field);
657 extern int cx88_set_tvnorm(struct cx88_core *core, v4l2_std_id norm);
658
659 extern struct video_device *cx88_vdev_init(struct cx88_core *core,
660 struct pci_dev *pci,
661 const struct video_device *template_,
662 const char *type);
663 extern struct cx88_core* cx88_core_get(struct pci_dev *pci);
664 extern void cx88_core_put(struct cx88_core *core,
665 struct pci_dev *pci);
666
667 extern int cx88_start_audio_dma(struct cx88_core *core);
668 extern int cx88_stop_audio_dma(struct cx88_core *core);
669
670
671 /* ----------------------------------------------------------- */
672 /* cx88-vbi.c */
673
674 /* Can be used as g_vbi_fmt, try_vbi_fmt and s_vbi_fmt */
675 int cx8800_vbi_fmt (struct file *file, void *priv,
676 struct v4l2_format *f);
677
678 /*
679 int cx8800_start_vbi_dma(struct cx8800_dev *dev,
680 struct cx88_dmaqueue *q,
681 struct cx88_buffer *buf);
682 */
683 int cx8800_stop_vbi_dma(struct cx8800_dev *dev);
684 int cx8800_restart_vbi_queue(struct cx8800_dev *dev,
685 struct cx88_dmaqueue *q);
686 void cx8800_vbi_timeout(unsigned long data);
687
688 extern const struct videobuf_queue_ops cx8800_vbi_qops;
689
690 /* ----------------------------------------------------------- */
691 /* cx88-i2c.c */
692
693 extern int cx88_i2c_init(struct cx88_core *core, struct pci_dev *pci);
694
695
696 /* ----------------------------------------------------------- */
697 /* cx88-cards.c */
698
699 extern int cx88_tuner_callback(void *dev, int component, int command, int arg);
700 extern int cx88_get_resources(const struct cx88_core *core,
701 struct pci_dev *pci);
702 extern struct cx88_core *cx88_core_create(struct pci_dev *pci, int nr);
703 extern void cx88_setup_xc3028(struct cx88_core *core, struct xc2028_ctrl *ctl);
704
705 /* ----------------------------------------------------------- */
706 /* cx88-tvaudio.c */
707
708 void cx88_set_tvaudio(struct cx88_core *core);
709 void cx88_newstation(struct cx88_core *core);
710 void cx88_get_stereo(struct cx88_core *core, struct v4l2_tuner *t);
711 void cx88_set_stereo(struct cx88_core *core, u32 mode, int manual);
712 int cx88_audio_thread(void *data);
713
714 int cx8802_register_driver(struct cx8802_driver *drv);
715 int cx8802_unregister_driver(struct cx8802_driver *drv);
716
717 /* Caller must hold core->lock */
718 struct cx8802_driver * cx8802_get_driver(struct cx8802_dev *dev, enum cx88_board_type btype);
719
720 /* ----------------------------------------------------------- */
721 /* cx88-dsp.c */
722
723 s32 cx88_dsp_detect_stereo_sap(struct cx88_core *core);
724
725 /* ----------------------------------------------------------- */
726 /* cx88-input.c */
727
728 int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci);
729 int cx88_ir_fini(struct cx88_core *core);
730 void cx88_ir_irq(struct cx88_core *core);
731 int cx88_ir_start(struct cx88_core *core);
732 void cx88_ir_stop(struct cx88_core *core);
733 extern void cx88_i2c_init_ir(struct cx88_core *core);
734
735 /* ----------------------------------------------------------- */
736 /* cx88-mpeg.c */
737
738 int cx8802_buf_prepare(struct videobuf_queue *q,struct cx8802_dev *dev,
739 struct cx88_buffer *buf, enum v4l2_field field);
740 void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf);
741 void cx8802_cancel_buffers(struct cx8802_dev *dev);
742
743 /* ----------------------------------------------------------- */
744 /* cx88-video.c*/
745 int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i);
746 int cx88_set_freq(struct cx88_core *core, const struct v4l2_frequency *f);
747 int cx88_video_mux(struct cx88_core *core, unsigned int input);
748 void cx88_querycap(struct file *file, struct cx88_core *core,
749 struct v4l2_capability *cap);
750