LXR linux/drivers/media/video/cx88/cx88.h

   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
  37#include "btcx-risc.h"
  38#include "cx88-reg.h"
  39#include "tuner-xc2028.h"
  40
  41#include <linux/version.h>
  42#include <linux/mutex.h>
  43#define CX88_VERSION_CODE KERNEL_VERSION(0, 0, 8)
  44
  45#define UNSET (-1U)
  46
  47#define CX88_MAXBOARDS 8
  48
  49/* Max number of inputs by card */
  50#define MAX_CX88_INPUT 8
  51
  52/* ----------------------------------------------------------- */
  53/* defines and enums                                           */
  54
  55/* Currently unsupported by the driver: PAL/H, NTSC/Kr, SECAM/LC */
  56#define CX88_NORMS (V4L2_STD_ALL                \
  57                    & ~V4L2_STD_PAL_H           \
  58                    & ~V4L2_STD_NTSC_M_KR       \
  59                    & ~V4L2_STD_SECAM_LC)
  60
  61#define FORMAT_FLAGS_PACKED       0x01
  62#define FORMAT_FLAGS_PLANAR       0x02
  63
  64#define VBI_LINE_COUNT              17
  65#define VBI_LINE_LENGTH           2048
  66
  67#define AUD_RDS_LINES                4
  68
  69/* need "shadow" registers for some write-only ones ... */
  70#define SHADOW_AUD_VOL_CTL           1
  71#define SHADOW_AUD_BAL_CTL           2
  72#define SHADOW_MAX                   3
  73
  74/* FM Radio deemphasis type */
  75enum cx88_deemph_type {
  76        FM_NO_DEEMPH = 0,
  77        FM_DEEMPH_50,
  78        FM_DEEMPH_75
  79};
  80
  81enum cx88_board_type {
  82        CX88_BOARD_NONE = 0,
  83        CX88_MPEG_DVB,
  84        CX88_MPEG_BLACKBIRD
  85};
  86
  87enum cx8802_board_access {
  88        CX8802_DRVCTL_SHARED    = 1,
  89        CX8802_DRVCTL_EXCLUSIVE = 2,
  90};
  91
  92/* ----------------------------------------------------------- */
  93/* tv norms                                                    */
  94
  95static unsigned int inline norm_maxw(v4l2_std_id norm)
  96{
  97        return (norm & (V4L2_STD_MN & ~V4L2_STD_PAL_Nc)) ? 720 : 768;
  98}
  99
 100
 101static unsigned int inline norm_maxh(v4l2_std_id norm)
 102{
 103        return (norm & V4L2_STD_625_50) ? 576 : 480;
 104}
 105
 106/* ----------------------------------------------------------- */
 107/* static data                                                 */
 108
 109struct cx8800_fmt {
 110        const char  *name;
 111        u32   fourcc;          /* v4l2 format id */
 112        int   depth;
 113        int   flags;
 114        u32   cxformat;
 115};
 116
 117struct cx88_ctrl {
 118        struct v4l2_queryctrl  v;
 119        u32                    off;
 120        u32                    reg;
 121        u32                    sreg;
 122        u32                    mask;
 123        u32                    shift;
 124};
 125
 126/* ----------------------------------------------------------- */
 127/* SRAM memory management data (see cx88-core.c)               */
 128
 129#define SRAM_CH21 0   /* video */
 130#define SRAM_CH22 1
 131#define SRAM_CH23 2
 132#define SRAM_CH24 3   /* vbi   */
 133#define SRAM_CH25 4   /* audio */
 134#define SRAM_CH26 5
 135#define SRAM_CH28 6   /* mpeg */
 136#define SRAM_CH27 7   /* audio rds */
 137/* more */
 138
 139struct sram_channel {
 140        const char *name;
 141        u32  cmds_start;
 142        u32  ctrl_start;
 143        u32  cdt;
 144        u32  fifo_start;
 145        u32  fifo_size;
 146        u32  ptr1_reg;
 147        u32  ptr2_reg;
 148        u32  cnt1_reg;
 149        u32  cnt2_reg;
 150};
 151extern const struct sram_channel const cx88_sram_channels[];
 152
 153/* ----------------------------------------------------------- */
 154/* card configuration                                          */
 155
 156#define CX88_BOARD_NOAUTO               UNSET
 157#define CX88_BOARD_UNKNOWN                  0
 158#define CX88_BOARD_HAUPPAUGE                1
 159#define CX88_BOARD_GDI                      2
 160#define CX88_BOARD_PIXELVIEW                3
 161#define CX88_BOARD_ATI_WONDER_PRO           4
 162#define CX88_BOARD_WINFAST2000XP_EXPERT     5
 163#define CX88_BOARD_AVERTV_STUDIO_303        6
 164#define CX88_BOARD_MSI_TVANYWHERE_MASTER    7
 165#define CX88_BOARD_WINFAST_DV2000           8
 166#define CX88_BOARD_LEADTEK_PVR2000          9
 167#define CX88_BOARD_IODATA_GVVCP3PCI        10
 168#define CX88_BOARD_PROLINK_PLAYTVPVR       11
 169#define CX88_BOARD_ASUS_PVR_416            12
 170#define CX88_BOARD_MSI_TVANYWHERE          13
 171#define CX88_BOARD_KWORLD_DVB_T            14
 172#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1 15
 173#define CX88_BOARD_KWORLD_LTV883           16
 174#define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q  17
 175#define CX88_BOARD_HAUPPAUGE_DVB_T1        18
 176#define CX88_BOARD_CONEXANT_DVB_T1         19
 177#define CX88_BOARD_PROVIDEO_PV259          20
 178#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS 21
 179#define CX88_BOARD_PCHDTV_HD3000           22
 180#define CX88_BOARD_DNTV_LIVE_DVB_T         23
 181#define CX88_BOARD_HAUPPAUGE_ROSLYN        24
 182#define CX88_BOARD_DIGITALLOGIC_MEC        25
 183#define CX88_BOARD_IODATA_GVBCTV7E         26
 184#define CX88_BOARD_PIXELVIEW_PLAYTV_ULTRA_PRO 27
 185#define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T  28
 186#define CX88_BOARD_ADSTECH_DVB_T_PCI          29
 187#define CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1  30
 188#define CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD 31
 189#define CX88_BOARD_AVERMEDIA_ULTRATV_MC_550 32
 190#define CX88_BOARD_KWORLD_VSTREAM_EXPERT_DVD 33
 191#define CX88_BOARD_ATI_HDTVWONDER          34
 192#define CX88_BOARD_WINFAST_DTV1000         35
 193#define CX88_BOARD_AVERTV_303              36
 194#define CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1  37
 195#define CX88_BOARD_HAUPPAUGE_NOVASE2_S1    38
 196#define CX88_BOARD_KWORLD_DVBS_100         39
 197#define CX88_BOARD_HAUPPAUGE_HVR1100       40
 198#define CX88_BOARD_HAUPPAUGE_HVR1100LP     41
 199#define CX88_BOARD_DNTV_LIVE_DVB_T_PRO     42
 200#define CX88_BOARD_KWORLD_DVB_T_CX22702    43
 201#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL 44
 202#define CX88_BOARD_KWORLD_HARDWARE_MPEG_TV_XPERT 45
 203#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_HYBRID 46
 204#define CX88_BOARD_PCHDTV_HD5500           47
 205#define CX88_BOARD_KWORLD_MCE200_DELUXE    48
 206#define CX88_BOARD_PIXELVIEW_PLAYTV_P7000  49
 207#define CX88_BOARD_NPGTECH_REALTV_TOP10FM  50
 208#define CX88_BOARD_WINFAST_DTV2000H        51
 209#define CX88_BOARD_GENIATECH_DVBS          52
 210#define CX88_BOARD_HAUPPAUGE_HVR3000       53
 211#define CX88_BOARD_NORWOOD_MICRO           54
 212#define CX88_BOARD_TE_DTV_250_OEM_SWANN    55
 213#define CX88_BOARD_HAUPPAUGE_HVR1300       56
 214#define CX88_BOARD_ADSTECH_PTV_390         57
 215#define CX88_BOARD_PINNACLE_PCTV_HD_800i   58
 216#define CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO 59
 217#define CX88_BOARD_PINNACLE_HYBRID_PCTV    60
 218#define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL 61
 219#define CX88_BOARD_POWERCOLOR_REAL_ANGEL   62
 220#define CX88_BOARD_GENIATECH_X8000_MT      63
 221#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PRO 64
 222#define CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD 65
 223#define CX88_BOARD_PROLINK_PV_8000GT       66
 224#define CX88_BOARD_KWORLD_ATSC_120         67
 225#define CX88_BOARD_HAUPPAUGE_HVR4000       68
 226#define CX88_BOARD_HAUPPAUGE_HVR4000LITE   69
 227#define CX88_BOARD_TEVII_S460              70
 228#define CX88_BOARD_OMICOM_SS4_PCI          71
 229#define CX88_BOARD_TBS_8920                72
 230#define CX88_BOARD_TEVII_S420              73
 231#define CX88_BOARD_PROLINK_PV_GLOBAL_XTREME 74
 232#define CX88_BOARD_PROF_7300               75
 233#define CX88_BOARD_SATTRADE_ST4200         76
 234#define CX88_BOARD_TBS_8910                77
 235#define CX88_BOARD_PROF_6200               78
 236#define CX88_BOARD_TERRATEC_CINERGY_HT_PCI_MKII 79
 237#define CX88_BOARD_HAUPPAUGE_IRONLY        80
 238#define CX88_BOARD_WINFAST_DTV1800H        81
 239#define CX88_BOARD_WINFAST_DTV2000H_J      82
 240#define CX88_BOARD_PROF_7301               83
 241#define CX88_BOARD_SAMSUNG_SMT_7020        84
 242#define CX88_BOARD_TWINHAN_VP1027_DVBS     85
 243
 244enum cx88_itype {
 245        CX88_VMUX_COMPOSITE1 = 1,
 246        CX88_VMUX_COMPOSITE2,
 247        CX88_VMUX_COMPOSITE3,
 248        CX88_VMUX_COMPOSITE4,
 249        CX88_VMUX_SVIDEO,
 250        CX88_VMUX_TELEVISION,
 251        CX88_VMUX_CABLE,
 252        CX88_VMUX_DVB,
 253        CX88_VMUX_DEBUG,
 254        CX88_RADIO,
 255};
 256
 257struct cx88_input {
 258        enum cx88_itype type;
 259        u32             gpio0, gpio1, gpio2, gpio3;
 260        unsigned int    vmux:2;
 261        unsigned int    audioroute:4;
 262};
 263
 264struct cx88_board {
 265        const char              *name;
 266        unsigned int            tuner_type;
 267        unsigned int            radio_type;
 268        unsigned char           tuner_addr;
 269        unsigned char           radio_addr;
 270        int                     tda9887_conf;
 271        struct cx88_input       input[MAX_CX88_INPUT];
 272        struct cx88_input       radio;
 273        enum cx88_board_type    mpeg;
 274        unsigned int            audio_chip;
 275        int                     num_frontends;
 276};
 277
 278struct cx88_subid {
 279        u16     subvendor;
 280        u16     subdevice;
 281        u32     card;
 282};
 283
 284enum cx88_tvaudio {
 285        WW_NONE = 1,
 286        WW_BTSC,
 287        WW_BG,
 288        WW_DK,
 289        WW_I,
 290        WW_L,
 291        WW_EIAJ,
 292        WW_I2SPT,
 293        WW_FM,
 294        WW_I2SADC,
 295        WW_M
 296};
 297
 298#define INPUT(nr) (core->board.input[nr])
 299
 300/* ----------------------------------------------------------- */
 301/* device / file handle status                                 */
 302
 303#define RESOURCE_OVERLAY       1
 304#define RESOURCE_VIDEO         2
 305#define RESOURCE_VBI           4
 306
 307#define BUFFER_TIMEOUT     msecs_to_jiffies(2000)
 308
 309/* buffer for one video frame */
 310struct cx88_buffer {
 311        /* common v4l buffer stuff -- must be first */
 312        struct videobuf_buffer vb;
 313
 314        /* cx88 specific */
 315        unsigned int           bpl;
 316        struct btcx_riscmem    risc;
 317        const struct cx8800_fmt *fmt;
 318        u32                    count;
 319};
 320
 321struct cx88_dmaqueue {
 322        struct list_head       active;
 323        struct list_head       queued;
 324        struct timer_list      timeout;
 325        struct btcx_riscmem    stopper;
 326        u32                    count;
 327};
 328
 329struct cx88_core {
 330        struct list_head           devlist;
 331        atomic_t                   refcount;
 332
 333        /* board name */
 334        int                        nr;
 335        char                       name[32];
 336
 337        /* pci stuff */
 338        int                        pci_bus;
 339        int                        pci_slot;
 340        u32                        __iomem *lmmio;
 341        u8                         __iomem *bmmio;
 342        u32                        shadow[SHADOW_MAX];
 343        int                        pci_irqmask;
 344
 345        /* i2c i/o */
 346        struct i2c_adapter         i2c_adap;
 347        struct i2c_algo_bit_data   i2c_algo;
 348        struct i2c_client          i2c_client;
 349        u32                        i2c_state, i2c_rc;
 350
 351        /* config info -- analog */
 352        struct v4l2_device         v4l2_dev;
 353        struct i2c_client          *i2c_rtc;
 354        unsigned int               boardnr;
 355        struct cx88_board          board;
 356
 357        /* Supported V4L _STD_ tuner formats */
 358        unsigned int               tuner_formats;
 359
 360        /* config info -- dvb */
 361#if defined(CONFIG_VIDEO_CX88_DVB) || defined(CONFIG_VIDEO_CX88_DVB_MODULE)
 362        int                        (*prev_set_voltage)(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
 363#endif
 364        void                       (*gate_ctrl)(struct cx88_core  *core, int open);
 365
 366        /* state info */
 367        struct task_struct         *kthread;
 368        v4l2_std_id                tvnorm;
 369        enum cx88_tvaudio          tvaudio;
 370        u32                        audiomode_manual;
 371        u32                        audiomode_current;
 372        u32                        input;
 373        u32                        astat;
 374        u32                        use_nicam;
 375        unsigned long              last_change;
 376
 377        /* IR remote control state */
 378        struct cx88_IR             *ir;
 379
 380        /* I2C remote data */
 381        struct IR_i2c_init_data    init_data;
 382
 383        struct mutex               lock;
 384        /* various v4l controls */
 385        u32                        freq;
 386        atomic_t                   users;
 387        atomic_t                   mpeg_users;
 388
 389        /* cx88-video needs to access cx8802 for hybrid tuner pll access. */
 390        struct cx8802_dev          *dvbdev;
 391        enum cx88_board_type       active_type_id;
 392        int                        active_ref;
 393        int                        active_fe_id;
 394};
 395
 396static inline struct cx88_core *to_core(struct v4l2_device *v4l2_dev)
 397{
 398        return container_of(v4l2_dev, struct cx88_core, v4l2_dev);
 399}
 400
 401#define call_all(core, o, f, args...)                           \
 402        do {                                                    \
 403                if (!core->i2c_rc) {                            \
 404                        if (core->gate_ctrl)                    \
 405                                core->gate_ctrl(core, 1);       \
 406                        v4l2_device_call_all(&core->v4l2_dev, 0, o, f, ##args); \
 407                        if (core->gate_ctrl)                    \
 408                                core->gate_ctrl(core, 0);       \
 409                }                                               \
 410        } while (0)
 411
 412struct cx8800_dev;
 413struct cx8802_dev;
 414
 415/* ----------------------------------------------------------- */
 416/* function 0: video stuff                                     */
 417
 418struct cx8800_fh {
 419        struct cx8800_dev          *dev;
 420        enum v4l2_buf_type         type;
 421        int                        radio;
 422        unsigned int               resources;
 423
 424        /* video overlay */
 425        struct v4l2_window         win;
 426        struct v4l2_clip           *clips;
 427        unsigned int               nclips;
 428
 429        /* video capture */
 430        const struct cx8800_fmt    *fmt;
 431        unsigned int               width,height;
 432        struct videobuf_queue      vidq;
 433
 434        /* vbi capture */
 435        struct videobuf_queue      vbiq;
 436};
 437
 438struct cx8800_suspend_state {
 439        int                        disabled;
 440};
 441
 442struct cx8800_dev {
 443        struct cx88_core           *core;
 444        spinlock_t                 slock;
 445
 446        /* various device info */
 447        unsigned int               resources;
 448        struct video_device        *video_dev;
 449        struct video_device        *vbi_dev;
 450        struct video_device        *radio_dev;
 451
 452        /* pci i/o */
 453        struct pci_dev             *pci;
 454        unsigned char              pci_rev,pci_lat;
 455
 456
 457        /* capture queues */
 458        struct cx88_dmaqueue       vidq;
 459        struct cx88_dmaqueue       vbiq;
 460
 461        /* various v4l controls */
 462
 463        /* other global state info */
 464        struct cx8800_suspend_state state;
 465};
 466
 467/* ----------------------------------------------------------- */
 468/* function 1: audio/alsa stuff                                */
 469/* =============> moved to cx88-alsa.c <====================== */
 470
 471
 472/* ----------------------------------------------------------- */
 473/* function 2: mpeg stuff                                      */
 474
 475struct cx8802_fh {
 476        struct cx8802_dev          *dev;
 477        struct videobuf_queue      mpegq;
 478};
 479
 480struct cx8802_suspend_state {
 481        int                        disabled;
 482};
 483
 484struct cx8802_driver {
 485        struct cx88_core *core;
 486
 487        /* List of drivers attached to device */
 488        struct list_head drvlist;
 489
 490        /* Type of driver and access required */
 491        enum cx88_board_type type_id;
 492        enum cx8802_board_access hw_access;
 493
 494        /* MPEG 8802 internal only */
 495        int (*suspend)(struct pci_dev *pci_dev, pm_message_t state);
 496        int (*resume)(struct pci_dev *pci_dev);
 497
 498        /* MPEG 8802 -> mini driver - Driver probe and configuration */
 499        int (*probe)(struct cx8802_driver *drv);
 500        int (*remove)(struct cx8802_driver *drv);
 501
 502        /* MPEG 8802 -> mini driver - Access for hardware control */
 503        int (*advise_acquire)(struct cx8802_driver *drv);
 504        int (*advise_release)(struct cx8802_driver *drv);
 505
 506        /* MPEG 8802 <- mini driver - Access for hardware control */
 507        int (*request_acquire)(struct cx8802_driver *drv);
 508        int (*request_release)(struct cx8802_driver *drv);
 509};
 510
 511struct cx8802_dev {
 512        struct cx88_core           *core;
 513        spinlock_t                 slock;
 514
 515        /* pci i/o */
 516        struct pci_dev             *pci;
 517        unsigned char              pci_rev,pci_lat;
 518
 519        /* dma queues */
 520        struct cx88_dmaqueue       mpegq;
 521        u32                        ts_packet_size;
 522        u32                        ts_packet_count;
 523
 524        /* other global state info */
 525        struct cx8802_suspend_state state;
 526
 527        /* for blackbird only */
 528        struct list_head           devlist;
 529#if defined(CONFIG_VIDEO_CX88_BLACKBIRD) || \
 530    defined(CONFIG_VIDEO_CX88_BLACKBIRD_MODULE)
 531        struct video_device        *mpeg_dev;
 532        u32                        mailbox;
 533        int                        width;
 534        int                        height;
 535        unsigned char              mpeg_active; /* nonzero if mpeg encoder is active */
 536
 537        /* mpeg params */
 538        struct cx2341x_mpeg_params params;
 539#endif
 540
 541#if defined(CONFIG_VIDEO_CX88_DVB) || defined(CONFIG_VIDEO_CX88_DVB_MODULE)
 542        /* for dvb only */
 543        struct videobuf_dvb_frontends frontends;
 544#endif
 545
 546#if defined(CONFIG_VIDEO_CX88_VP3054) || \
 547    defined(CONFIG_VIDEO_CX88_VP3054_MODULE)
 548        /* For VP3045 secondary I2C bus support */
 549        struct vp3054_i2c_state    *vp3054;
 550#endif
 551        /* for switching modulation types */
 552        unsigned char              ts_gen_cntrl;
 553
 554        /* List of attached drivers */
 555        struct list_head           drvlist;
 556        struct work_struct         request_module_wk;
 557};
 558
 559/* ----------------------------------------------------------- */
 560
 561#define cx_read(reg)             readl(core->lmmio + ((reg)>>2))
 562#define cx_write(reg,value)      writel((value), core->lmmio + ((reg)>>2))
 563#define cx_writeb(reg,value)     writeb((value), core->bmmio + (reg))
 564
 565#define cx_andor(reg,mask,value) \
 566  writel((readl(core->lmmio+((reg)>>2)) & ~(mask)) |\
 567  ((value) & (mask)), core->lmmio+((reg)>>2))
 568#define cx_set(reg,bit)          cx_andor((reg),(bit),(bit))
 569#define cx_clear(reg,bit)        cx_andor((reg),(bit),0)
 570
 571#define cx_wait(d) { if (need_resched()) schedule(); else udelay(d); }
 572
 573/* shadow registers */
 574#define cx_sread(sreg)              (core->shadow[sreg])
 575#define cx_swrite(sreg,reg,value) \
 576  (core->shadow[sreg] = value, \
 577   writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))
 578#define cx_sandor(sreg,reg,mask,value) \
 579  (core->shadow[sreg] = (core->shadow[sreg] & ~(mask)) | ((value) & (mask)), \
 580   writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))
 581
 582/* ----------------------------------------------------------- */
 583/* cx88-core.c                                                 */
 584
 585extern void cx88_print_irqbits(const char *name, const char *tag, const char *strings[],
 586                               int len, u32 bits, u32 mask);
 587
 588extern int cx88_core_irq(struct cx88_core *core, u32 status);
 589extern void cx88_wakeup(struct cx88_core *core,
 590                        struct cx88_dmaqueue *q, u32 count);
 591extern void cx88_shutdown(struct cx88_core *core);
 592extern int cx88_reset(struct cx88_core *core);
 593
 594extern int
 595cx88_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc,
 596                 struct scatterlist *sglist,
 597                 unsigned int top_offset, unsigned int bottom_offset,
 598                 unsigned int bpl, unsigned int padding, unsigned int lines);
 599extern int
 600cx88_risc_databuffer(struct pci_dev *pci, struct btcx_riscmem *risc,
 601                     struct scatterlist *sglist, unsigned int bpl,
 602                     unsigned int lines, unsigned int lpi);
 603extern int
 604cx88_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
 605                  u32 reg, u32 mask, u32 value);
 606extern void
 607cx88_free_buffer(struct videobuf_queue *q, struct cx88_buffer *buf);
 608
 609extern void cx88_risc_disasm(struct cx88_core *core,
 610                             struct btcx_riscmem *risc);
 611extern int cx88_sram_channel_setup(struct cx88_core *core,
 612                                   const struct sram_channel *ch,
 613                                   unsigned int bpl, u32 risc);
 614extern void cx88_sram_channel_dump(struct cx88_core *core,
 615                                   const struct sram_channel *ch);
 616
 617extern int cx88_set_scale(struct cx88_core *core, unsigned int width,
 618                          unsigned int height, enum v4l2_field field);
 619extern int cx88_set_tvnorm(struct cx88_core *core, v4l2_std_id norm);
 620
 621extern struct video_device *cx88_vdev_init(struct cx88_core *core,
 622                                           struct pci_dev *pci,
 623                                           const struct video_device *template_,
 624                                           const char *type);
 625extern struct cx88_core* cx88_core_get(struct pci_dev *pci);
 626extern void cx88_core_put(struct cx88_core *core,
 627                          struct pci_dev *pci);
 628
 629extern int cx88_start_audio_dma(struct cx88_core *core);
 630extern int cx88_stop_audio_dma(struct cx88_core *core);
 631
 632
 633/* ----------------------------------------------------------- */
 634/* cx88-vbi.c                                                  */
 635
 636/* Can be used as g_vbi_fmt, try_vbi_fmt and s_vbi_fmt */
 637int cx8800_vbi_fmt (struct file *file, void *priv,
 638                                        struct v4l2_format *f);
 639
 640/*
 641int cx8800_start_vbi_dma(struct cx8800_dev    *dev,
 642                         struct cx88_dmaqueue *q,
 643                         struct cx88_buffer   *buf);
 644*/
 645int cx8800_stop_vbi_dma(struct cx8800_dev *dev);
 646int cx8800_restart_vbi_queue(struct cx8800_dev    *dev,
 647                             struct cx88_dmaqueue *q);
 648void cx8800_vbi_timeout(unsigned long data);
 649
 650extern const struct videobuf_queue_ops cx8800_vbi_qops;
 651
 652/* ----------------------------------------------------------- */
 653/* cx88-i2c.c                                                  */
 654
 655extern int cx88_i2c_init(struct cx88_core *core, struct pci_dev *pci);
 656
 657
 658/* ----------------------------------------------------------- */
 659/* cx88-cards.c                                                */
 660
 661extern int cx88_tuner_callback(void *dev, int component, int command, int arg);
 662extern int cx88_get_resources(const struct cx88_core *core,
 663                              struct pci_dev *pci);
 664extern struct cx88_core *cx88_core_create(struct pci_dev *pci, int nr);
 665extern void cx88_setup_xc3028(struct cx88_core *core, struct xc2028_ctrl *ctl);
 666
 667/* ----------------------------------------------------------- */
 668/* cx88-tvaudio.c                                              */
 669
 670void cx88_set_tvaudio(struct cx88_core *core);
 671void cx88_newstation(struct cx88_core *core);
 672void cx88_get_stereo(struct cx88_core *core, struct v4l2_tuner *t);
 673void cx88_set_stereo(struct cx88_core *core, u32 mode, int manual);
 674int cx88_audio_thread(void *data);
 675
 676int cx8802_register_driver(struct cx8802_driver *drv);
 677int cx8802_unregister_driver(struct cx8802_driver *drv);
 678struct cx8802_driver * cx8802_get_driver(struct cx8802_dev *dev, enum cx88_board_type btype);
 679
 680/* ----------------------------------------------------------- */
 681/* cx88-dsp.c                                                  */
 682
 683s32 cx88_dsp_detect_stereo_sap(struct cx88_core *core);
 684
 685/* ----------------------------------------------------------- */
 686/* cx88-input.c                                                */
 687
 688int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci);
 689int cx88_ir_fini(struct cx88_core *core);
 690void cx88_ir_irq(struct cx88_core *core);
 691int cx88_ir_start(struct cx88_core *core);
 692void cx88_ir_stop(struct cx88_core *core);
 693extern void cx88_i2c_init_ir(struct cx88_core *core);
 694
 695/* ----------------------------------------------------------- */
 696/* cx88-mpeg.c                                                 */
 697
 698int cx8802_buf_prepare(struct videobuf_queue *q,struct cx8802_dev *dev,
 699                        struct cx88_buffer *buf, enum v4l2_field field);
 700void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf);
 701void cx8802_cancel_buffers(struct cx8802_dev *dev);
 702
 703/* ----------------------------------------------------------- */
 704/* cx88-video.c*/
 705extern const u32 cx88_user_ctrls[];
 706extern int cx8800_ctrl_query(struct cx88_core *core,
 707                             struct v4l2_queryctrl *qctrl);
 708int cx88_enum_input (struct cx88_core  *core,struct v4l2_input *i);
 709int cx88_set_freq (struct cx88_core  *core,struct v4l2_frequency *f);
 710int cx88_get_control(struct cx88_core *core, struct v4l2_control *ctl);
 711int cx88_set_control(struct cx88_core *core, struct v4l2_control *ctl);
 712int cx88_video_mux(struct cx88_core *core, unsigned int input);
 713