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cx88.h
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1 /*
2  *
3  * v4l2 device driver for cx2388x based TV cards
4  *
5  * (c) 2003,04 Gerd Knorr <[email protected]> [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 
97 static unsigned int inline norm_maxw(v4l2_std_id norm)
98 {
99  return (norm & (V4L2_STD_MN & ~V4L2_STD_PAL_Nc)) ? 720 : 768;
100 }
101 
102 
103 static unsigned int inline 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 
338  /* pci stuff */
339  int pci_bus;
340  int pci_slot;
341  u32 __iomem *lmmio;
342  u8 __iomem *bmmio;
343  u32 shadow[SHADOW_MAX];
344  int pci_irqmask;
345 
346  /* i2c i/o */
347  struct i2c_adapter i2c_adap;
348  struct i2c_algo_bit_data i2c_algo;
349  struct i2c_client i2c_client;
350  u32 i2c_state, i2c_rc;
351 
352  /* config info -- analog */
353  struct v4l2_device v4l2_dev;
354  struct v4l2_ctrl_handler video_hdl;
355  struct v4l2_ctrl *chroma_agc;
356  struct v4l2_ctrl_handler audio_hdl;
357  struct v4l2_subdev *sd_wm8775;
358  struct i2c_client *i2c_rtc;
359  unsigned int boardnr;
360  struct cx88_board board;
361 
362  /* Supported V4L _STD_ tuner formats */
363  unsigned int tuner_formats;
364 
365  /* config info -- dvb */
366 #if defined(CONFIG_VIDEO_CX88_DVB) || defined(CONFIG_VIDEO_CX88_DVB_MODULE)
367  int (*prev_set_voltage)(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
368 #endif
369  void (*gate_ctrl)(struct cx88_core *core, int open);
370 
371  /* state info */
372  struct task_struct *kthread;
373  v4l2_std_id tvnorm;
374  enum cx88_tvaudio tvaudio;
375  u32 audiomode_manual;
376  u32 audiomode_current;
377  u32 input;
378  u32 last_analog_input;
379  u32 astat;
380  u32 use_nicam;
381  unsigned long last_change;
382 
383  /* IR remote control state */
384  struct cx88_IR *ir;
385 
386  /* I2C remote data */
387  struct IR_i2c_init_data init_data;
388  struct wm8775_platform_data wm8775_data;
389 
390  struct mutex lock;
391  /* various v4l controls */
392  u32 freq;
393  int users;
394  int mpeg_users;
395 
396  /* cx88-video needs to access cx8802 for hybrid tuner pll access. */
397  struct cx8802_dev *dvbdev;
398  enum cx88_board_type active_type_id;
399  int active_ref;
400  int active_fe_id;
401 };
402 
403 static inline struct cx88_core *to_core(struct v4l2_device *v4l2_dev)
404 {
405  return container_of(v4l2_dev, struct cx88_core, v4l2_dev);
406 }
407 
408 #define call_hw(core, grpid, o, f, args...) \
409  do { \
410  if (!core->i2c_rc) { \
411  if (core->gate_ctrl) \
412  core->gate_ctrl(core, 1); \
413  v4l2_device_call_all(&core->v4l2_dev, grpid, o, f, ##args); \
414  if (core->gate_ctrl) \
415  core->gate_ctrl(core, 0); \
416  } \
417  } while (0)
418 
419 #define call_all(core, o, f, args...) call_hw(core, 0, o, f, ##args)
420 
421 #define WM8775_GID (1 << 0)
422 
423 #define wm8775_s_ctrl(core, id, val) \
424  do { \
425  struct v4l2_ctrl *ctrl_ = \
426  v4l2_ctrl_find(core->sd_wm8775->ctrl_handler, id); \
427  if (ctrl_ && !core->i2c_rc) { \
428  if (core->gate_ctrl) \
429  core->gate_ctrl(core, 1); \
430  v4l2_ctrl_s_ctrl(ctrl_, val); \
431  if (core->gate_ctrl) \
432  core->gate_ctrl(core, 0); \
433  } \
434  } while (0)
435 
436 #define wm8775_g_ctrl(core, id) \
437  ({ \
438  struct v4l2_ctrl *ctrl_ = \
439  v4l2_ctrl_find(core->sd_wm8775->ctrl_handler, id); \
440  s32 val = 0; \
441  if (ctrl_ && !core->i2c_rc) { \
442  if (core->gate_ctrl) \
443  core->gate_ctrl(core, 1); \
444  val = v4l2_ctrl_g_ctrl(ctrl_); \
445  if (core->gate_ctrl) \
446  core->gate_ctrl(core, 0); \
447  } \
448  val; \
449  })
450 
451 struct cx8800_dev;
452 struct cx8802_dev;
453 
454 /* ----------------------------------------------------------- */
455 /* function 0: video stuff */
456 
457 struct cx8800_fh {
458  struct v4l2_fh fh;
459  struct cx8800_dev *dev;
460  unsigned int resources;
461 
462  /* video capture */
463  struct videobuf_queue vidq;
464 
465  /* vbi capture */
466  struct videobuf_queue vbiq;
467 };
468 
469 struct cx8800_suspend_state {
470  int disabled;
471 };
472 
473 struct cx8800_dev {
474  struct cx88_core *core;
475  spinlock_t slock;
476 
477  /* various device info */
478  unsigned int resources;
479  struct video_device *video_dev;
480  struct video_device *vbi_dev;
481  struct video_device *radio_dev;
482 
483  /* pci i/o */
484  struct pci_dev *pci;
485  unsigned char pci_rev,pci_lat;
486 
487  const struct cx8800_fmt *fmt;
488  unsigned int width, height;
489 
490  /* capture queues */
491  struct cx88_dmaqueue vidq;
492  struct cx88_dmaqueue vbiq;
493 
494  /* various v4l controls */
495 
496  /* other global state info */
497  struct cx8800_suspend_state state;
498 };
499 
500 /* ----------------------------------------------------------- */
501 /* function 1: audio/alsa stuff */
502 /* =============> moved to cx88-alsa.c <====================== */
503 
504 
505 /* ----------------------------------------------------------- */
506 /* function 2: mpeg stuff */
507 
508 struct cx8802_fh {
509  struct v4l2_fh fh;
510  struct cx8802_dev *dev;
511  struct videobuf_queue mpegq;
512 };
513 
514 struct cx8802_suspend_state {
515  int disabled;
516 };
517 
518 struct cx8802_driver {
519  struct cx88_core *core;
520 
521  /* List of drivers attached to device */
522  struct list_head drvlist;
523 
524  /* Type of driver and access required */
525  enum cx88_board_type type_id;
526  enum cx8802_board_access hw_access;
527 
528  /* MPEG 8802 internal only */
529  int (*suspend)(struct pci_dev *pci_dev, pm_message_t state);
530  int (*resume)(struct pci_dev *pci_dev);
531 
532  /* Callers to the following functions must hold core->lock */
533 
534  /* MPEG 8802 -> mini driver - Driver probe and configuration */
535  int (*probe)(struct cx8802_driver *drv);
536  int (*remove)(struct cx8802_driver *drv);
537 
538  /* MPEG 8802 -> mini driver - Access for hardware control */
539  int (*advise_acquire)(struct cx8802_driver *drv);
540  int (*advise_release)(struct cx8802_driver *drv);
541 
542  /* MPEG 8802 <- mini driver - Access for hardware control */
543  int (*request_acquire)(struct cx8802_driver *drv);
544  int (*request_release)(struct cx8802_driver *drv);
545 };
546 
547 struct cx8802_dev {
548  struct cx88_core *core;
549  spinlock_t slock;
550 
551  /* pci i/o */
552  struct pci_dev *pci;
553  unsigned char pci_rev,pci_lat;
554 
555  /* dma queues */
556  struct cx88_dmaqueue mpegq;
557  u32 ts_packet_size;
558  u32 ts_packet_count;
559 
560  /* other global state info */
561  struct cx8802_suspend_state state;
562 
563  /* for blackbird only */
564  struct list_head devlist;
565 #if defined(CONFIG_VIDEO_CX88_BLACKBIRD) || \
566  defined(CONFIG_VIDEO_CX88_BLACKBIRD_MODULE)
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 defined(CONFIG_VIDEO_CX88_DVB) || defined(CONFIG_VIDEO_CX88_DVB_MODULE)
578  /* for dvb only */
579  struct videobuf_dvb_frontends frontends;
580 #endif
581 
582 #if defined(CONFIG_VIDEO_CX88_VP3054) || \
583  defined(CONFIG_VIDEO_CX88_VP3054_MODULE)
584  /* For VP3045 secondary I2C bus support */
585  struct vp3054_i2c_state *vp3054;
586 #endif
587  /* for switching modulation types */
588  unsigned char ts_gen_cntrl;
589 
590  /* List of attached drivers; must hold core->lock to access */
591  struct list_head drvlist;
592 
593  struct work_struct request_module_wk;
594 };
595 
596 /* ----------------------------------------------------------- */
597 
598 #define cx_read(reg) readl(core->lmmio + ((reg)>>2))
599 #define cx_write(reg,value) writel((value), core->lmmio + ((reg)>>2))
600 #define cx_writeb(reg,value) writeb((value), core->bmmio + (reg))
601 
602 #define cx_andor(reg,mask,value) \
603  writel((readl(core->lmmio+((reg)>>2)) & ~(mask)) |\
604  ((value) & (mask)), core->lmmio+((reg)>>2))
605 #define cx_set(reg,bit) cx_andor((reg),(bit),(bit))
606 #define cx_clear(reg,bit) cx_andor((reg),(bit),0)
607 
608 #define cx_wait(d) { if (need_resched()) schedule(); else udelay(d); }
609 
610 /* shadow registers */
611 #define cx_sread(sreg) (core->shadow[sreg])
612 #define cx_swrite(sreg,reg,value) \
613  (core->shadow[sreg] = value, \
614  writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))
615 #define cx_sandor(sreg,reg,mask,value) \
616  (core->shadow[sreg] = (core->shadow[sreg] & ~(mask)) | ((value) & (mask)), \
617  writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))
618 
619 /* ----------------------------------------------------------- */
620 /* cx88-core.c */
621 
622 extern void cx88_print_irqbits(const char *name, const char *tag, const char *strings[],
623  int len, u32 bits, u32 mask);
624 
625 extern int cx88_core_irq(struct cx88_core *core, u32 status);
626 extern void cx88_wakeup(struct cx88_core *core,
627  struct cx88_dmaqueue *q, u32 count);
628 extern void cx88_shutdown(struct cx88_core *core);
629 extern int cx88_reset(struct cx88_core *core);
630 
631 extern int
632 cx88_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc,
633  struct scatterlist *sglist,
634  unsigned int top_offset, unsigned int bottom_offset,
635  unsigned int bpl, unsigned int padding, unsigned int lines);
636 extern int
637 cx88_risc_databuffer(struct pci_dev *pci, struct btcx_riscmem *risc,
638  struct scatterlist *sglist, unsigned int bpl,
639  unsigned int lines, unsigned int lpi);
640 extern int
641 cx88_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
642  u32 reg, u32 mask, u32 value);
643 extern void
644 cx88_free_buffer(struct videobuf_queue *q, struct cx88_buffer *buf);
645 
646 extern void cx88_risc_disasm(struct cx88_core *core,
647  struct btcx_riscmem *risc);
648 extern int cx88_sram_channel_setup(struct cx88_core *core,
649  const struct sram_channel *ch,
650  unsigned int bpl, u32 risc);
651 extern void cx88_sram_channel_dump(struct cx88_core *core,
652  const struct sram_channel *ch);
653 
654 extern int cx88_set_scale(struct cx88_core *core, unsigned int width,
655  unsigned int height, enum v4l2_field field);
656 extern int cx88_set_tvnorm(struct cx88_core *core, v4l2_std_id norm);
657 
658 extern struct video_device *cx88_vdev_init(struct cx88_core *core,
659  struct pci_dev *pci,
660  const struct video_device *template_,
661  const char *type);
662 extern struct cx88_core* cx88_core_get(struct pci_dev *pci);
663 extern void cx88_core_put(struct cx88_core *core,
664  struct pci_dev *pci);
665 
666 extern int cx88_start_audio_dma(struct cx88_core *core);
667 extern int cx88_stop_audio_dma(struct cx88_core *core);
668 
669 
670 /* ----------------------------------------------------------- */
671 /* cx88-vbi.c */
672 
673 /* Can be used as g_vbi_fmt, try_vbi_fmt and s_vbi_fmt */
674 int cx8800_vbi_fmt (struct file *file, void *priv,
675  struct v4l2_format *f);
676 
677 /*
678 int cx8800_start_vbi_dma(struct cx8800_dev *dev,
679  struct cx88_dmaqueue *q,
680  struct cx88_buffer *buf);
681 */
682 int cx8800_stop_vbi_dma(struct cx8800_dev *dev);
683 int cx8800_restart_vbi_queue(struct cx8800_dev *dev,
684  struct cx88_dmaqueue *q);
685 void cx8800_vbi_timeout(unsigned long data);
686 
687 extern const struct videobuf_queue_ops cx8800_vbi_qops;
688 
689 /* ----------------------------------------------------------- */
690 /* cx88-i2c.c */
691 
692 extern int cx88_i2c_init(struct cx88_core *core, struct pci_dev *pci);
693 
694 
695 /* ----------------------------------------------------------- */
696 /* cx88-cards.c */
697 
698 extern int cx88_tuner_callback(void *dev, int component, int command, int arg);
699 extern int cx88_get_resources(const struct cx88_core *core,
700  struct pci_dev *pci);
701 extern struct cx88_core *cx88_core_create(struct pci_dev *pci, int nr);
702 extern void cx88_setup_xc3028(struct cx88_core *core, struct xc2028_ctrl *ctl);
703 
704 /* ----------------------------------------------------------- */
705 /* cx88-tvaudio.c */
706 
707 void cx88_set_tvaudio(struct cx88_core *core);
708 void cx88_newstation(struct cx88_core *core);
709 void cx88_get_stereo(struct cx88_core *core, struct v4l2_tuner *t);
710 void cx88_set_stereo(struct cx88_core *core, u32 mode, int manual);
711 int cx88_audio_thread(void *data);
712 
713 int cx8802_register_driver(struct cx8802_driver *drv);
714 int cx8802_unregister_driver(struct cx8802_driver *drv);
715 
716 /* Caller must hold core->lock */
717 struct cx8802_driver * cx8802_get_driver(struct cx8802_dev *dev, enum cx88_board_type btype);
718 
719 /* ----------------------------------------------------------- */
720 /* cx88-dsp.c */
721 
722 s32 cx88_dsp_detect_stereo_sap(struct cx88_core *core);
723 
724 /* ----------------------------------------------------------- */
725 /* cx88-input.c */
726 
727 int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci);
728 int cx88_ir_fini(struct cx88_core *core);
729 void cx88_ir_irq(struct cx88_core *core);
730 int cx88_ir_start(struct cx88_core *core);
731 void cx88_ir_stop(struct cx88_core *core);
732 extern void cx88_i2c_init_ir(struct cx88_core *core);
733 
734 /* ----------------------------------------------------------- */
735 /* cx88-mpeg.c */
736 
737 int cx8802_buf_prepare(struct videobuf_queue *q,struct cx8802_dev *dev,
738  struct cx88_buffer *buf, enum v4l2_field field);
739 void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf);
740 void cx8802_cancel_buffers(struct cx8802_dev *dev);
741 
742 /* ----------------------------------------------------------- */
743 /* cx88-video.c*/
744 int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i);
745 int cx88_set_freq (struct cx88_core *core,struct v4l2_frequency *f);
746 int cx88_video_mux(struct cx88_core *core, unsigned int input);
747 void cx88_querycap(struct file *file, struct cx88_core *core,
748  struct v4l2_capability *cap);
Generated on Thu Jan 10 2013 13:48:04 for Linux Kernel by   doxygen 1.8.2