LXR linux/drivers/media/pci/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/v4l2-fh.h>
  30#include <media/tuner.h>
  31#include <media/tveeprom.h>
  32#include <media/videobuf2-dma-sg.h>
  33#include <media/drv-intf/cx2341x.h>
  34#include <media/videobuf2-dvb.h>
  35#include <media/i2c/ir-kbd-i2c.h>
  36#include <media/i2c/wm8775.h>
  37
  38#include "cx88-reg.h"
  39#include "tuner-xc2028.h"
  40
  41#include <linux/mutex.h>
  42
  43#define CX88_VERSION "1.0.0"
  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_PAL_COUNT              18
  65#define VBI_LINE_NTSC_COUNT             12
  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 */
  76enum cx88_deemph_type {
  77        FM_NO_DEEMPH = 0,
  78        FM_DEEMPH_50,
  79        FM_DEEMPH_75
  80};
  81
  82enum cx88_board_type {
  83        CX88_BOARD_NONE = 0,
  84        CX88_MPEG_DVB,
  85        CX88_MPEG_BLACKBIRD
  86};
  87
  88enum cx8802_board_access {
  89        CX8802_DRVCTL_SHARED    = 1,
  90        CX8802_DRVCTL_EXCLUSIVE = 2,
  91};
  92
  93/* ----------------------------------------------------------- */
  94/* tv norms                                                    */
  95
  96static inline unsigned int norm_maxw(v4l2_std_id norm)
  97{
  98        return 720;
  99}
 100
 101
 102static inline unsigned int norm_maxh(v4l2_std_id norm)
 103{
 104        return (norm & V4L2_STD_525_60) ? 480 : 576;
 105}
 106
 107/* ----------------------------------------------------------- */
 108/* static data                                                 */
 109
 110struct cx8800_fmt {
 111        const char  *name;
 112        u32   fourcc;          /* v4l2 format id */
 113        int   depth;
 114        int   flags;
 115        u32   cxformat;
 116};
 117
 118/* ----------------------------------------------------------- */
 119/* SRAM memory management data (see cx88-core.c)               */
 120
 121#define SRAM_CH21 0   /* video */
 122#define SRAM_CH22 1
 123#define SRAM_CH23 2
 124#define SRAM_CH24 3   /* vbi   */
 125#define SRAM_CH25 4   /* audio */
 126#define SRAM_CH26 5
 127#define SRAM_CH28 6   /* mpeg */
 128#define SRAM_CH27 7   /* audio rds */
 129/* more */
 130
 131struct sram_channel {
 132        const char *name;
 133        u32  cmds_start;
 134        u32  ctrl_start;
 135        u32  cdt;
 136        u32  fifo_start;
 137        u32  fifo_size;
 138        u32  ptr1_reg;
 139        u32  ptr2_reg;
 140        u32  cnt1_reg;
 141        u32  cnt2_reg;
 142};
 143extern const struct sram_channel cx88_sram_channels[];
 144
 145/* ----------------------------------------------------------- */
 146/* card configuration                                          */
 147
 148#define CX88_BOARD_NOAUTO               UNSET
 149#define CX88_BOARD_UNKNOWN                  0
 150#define CX88_BOARD_HAUPPAUGE                1
 151#define CX88_BOARD_GDI                      2
 152#define CX88_BOARD_PIXELVIEW                3
 153#define CX88_BOARD_ATI_WONDER_PRO           4
 154#define CX88_BOARD_WINFAST2000XP_EXPERT     5
 155#define CX88_BOARD_AVERTV_STUDIO_303        6
 156#define CX88_BOARD_MSI_TVANYWHERE_MASTER    7
 157#define CX88_BOARD_WINFAST_DV2000           8
 158#define CX88_BOARD_LEADTEK_PVR2000          9
 159#define CX88_BOARD_IODATA_GVVCP3PCI        10
 160#define CX88_BOARD_PROLINK_PLAYTVPVR       11
 161#define CX88_BOARD_ASUS_PVR_416            12
 162#define CX88_BOARD_MSI_TVANYWHERE          13
 163#define CX88_BOARD_KWORLD_DVB_T            14
 164#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1 15
 165#define CX88_BOARD_KWORLD_LTV883           16
 166#define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q  17
 167#define CX88_BOARD_HAUPPAUGE_DVB_T1        18
 168#define CX88_BOARD_CONEXANT_DVB_T1         19
 169#define CX88_BOARD_PROVIDEO_PV259          20
 170#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS 21
 171#define CX88_BOARD_PCHDTV_HD3000           22
 172#define CX88_BOARD_DNTV_LIVE_DVB_T         23
 173#define CX88_BOARD_HAUPPAUGE_ROSLYN        24
 174#define CX88_BOARD_DIGITALLOGIC_MEC        25
 175#define CX88_BOARD_IODATA_GVBCTV7E         26
 176#define CX88_BOARD_PIXELVIEW_PLAYTV_ULTRA_PRO 27
 177#define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T  28
 178#define CX88_BOARD_ADSTECH_DVB_T_PCI          29
 179#define CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1  30
 180#define CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD 31
 181#define CX88_BOARD_AVERMEDIA_ULTRATV_MC_550 32
 182#define CX88_BOARD_KWORLD_VSTREAM_EXPERT_DVD 33
 183#define CX88_BOARD_ATI_HDTVWONDER          34
 184#define CX88_BOARD_WINFAST_DTV1000         35
 185#define CX88_BOARD_AVERTV_303              36
 186#define CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1  37
 187#define CX88_BOARD_HAUPPAUGE_NOVASE2_S1    38
 188#define CX88_BOARD_KWORLD_DVBS_100         39
 189#define CX88_BOARD_HAUPPAUGE_HVR1100       40
 190#define CX88_BOARD_HAUPPAUGE_HVR1100LP     41
 191#define CX88_BOARD_DNTV_LIVE_DVB_T_PRO     42
 192#define CX88_BOARD_KWORLD_DVB_T_CX22702    43
 193#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL 44
 194#define CX88_BOARD_KWORLD_HARDWARE_MPEG_TV_XPERT 45
 195#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_HYBRID 46
 196#define CX88_BOARD_PCHDTV_HD5500           47
 197#define CX88_BOARD_KWORLD_MCE200_DELUXE    48
 198#define CX88_BOARD_PIXELVIEW_PLAYTV_P7000  49
 199#define CX88_BOARD_NPGTECH_REALTV_TOP10FM  50
 200#define CX88_BOARD_WINFAST_DTV2000H        51
 201#define CX88_BOARD_GENIATECH_DVBS          52
 202#define CX88_BOARD_HAUPPAUGE_HVR3000       53
 203#define CX88_BOARD_NORWOOD_MICRO           54
 204#define CX88_BOARD_TE_DTV_250_OEM_SWANN    55
 205#define CX88_BOARD_HAUPPAUGE_HVR1300       56
 206#define CX88_BOARD_ADSTECH_PTV_390         57
 207#define CX88_BOARD_PINNACLE_PCTV_HD_800i   58
 208#define CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO 59
 209#define CX88_BOARD_PINNACLE_HYBRID_PCTV    60
 210#define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL 61
 211#define CX88_BOARD_POWERCOLOR_REAL_ANGEL   62
 212#define CX88_BOARD_GENIATECH_X8000_MT      63
 213#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PRO 64
 214#define CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD 65
 215#define CX88_BOARD_PROLINK_PV_8000GT       66
 216#define CX88_BOARD_KWORLD_ATSC_120         67
 217#define CX88_BOARD_HAUPPAUGE_HVR4000       68
 218#define CX88_BOARD_HAUPPAUGE_HVR4000LITE   69
 219#define CX88_BOARD_TEVII_S460              70
 220#define CX88_BOARD_OMICOM_SS4_PCI          71
 221#define CX88_BOARD_TBS_8920                72
 222#define CX88_BOARD_TEVII_S420              73
 223#define CX88_BOARD_PROLINK_PV_GLOBAL_XTREME 74
 224#define CX88_BOARD_PROF_7300               75
 225#define CX88_BOARD_SATTRADE_ST4200         76
 226#define CX88_BOARD_TBS_8910                77
 227#define CX88_BOARD_PROF_6200               78
 228#define CX88_BOARD_TERRATEC_CINERGY_HT_PCI_MKII 79
 229#define CX88_BOARD_HAUPPAUGE_IRONLY        80
 230#define CX88_BOARD_WINFAST_DTV1800H        81
 231#define CX88_BOARD_WINFAST_DTV2000H_J      82
 232#define CX88_BOARD_PROF_7301               83
 233#define CX88_BOARD_SAMSUNG_SMT_7020        84
 234#define CX88_BOARD_TWINHAN_VP1027_DVBS     85
 235#define CX88_BOARD_TEVII_S464              86
 236#define CX88_BOARD_WINFAST_DTV2000H_PLUS   87
 237#define CX88_BOARD_WINFAST_DTV1800H_XC4000 88
 238#define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F36 89
 239#define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F43 90
 240
 241enum cx88_itype {
 242        CX88_VMUX_COMPOSITE1 = 1,
 243        CX88_VMUX_COMPOSITE2,
 244        CX88_VMUX_COMPOSITE3,
 245        CX88_VMUX_COMPOSITE4,
 246        CX88_VMUX_SVIDEO,
 247        CX88_VMUX_TELEVISION,
 248        CX88_VMUX_CABLE,
 249        CX88_VMUX_DVB,
 250        CX88_VMUX_DEBUG,
 251        CX88_RADIO,
 252};
 253
 254struct cx88_input {
 255        enum cx88_itype type;
 256        u32             gpio0, gpio1, gpio2, gpio3;
 257        unsigned int    vmux:2;
 258        unsigned int    audioroute:4;
 259};
 260
 261enum cx88_audio_chip {
 262        CX88_AUDIO_WM8775 = 1,
 263        CX88_AUDIO_TVAUDIO,
 264};
 265
 266struct cx88_board {
 267        const char              *name;
 268        unsigned int            tuner_type;
 269        unsigned int            radio_type;
 270        unsigned char           tuner_addr;
 271        unsigned char           radio_addr;
 272        int                     tda9887_conf;
 273        struct cx88_input       input[MAX_CX88_INPUT];
 274        struct cx88_input       radio;
 275        enum cx88_board_type    mpeg;
 276        enum cx88_audio_chip    audio_chip;
 277        int                     num_frontends;
 278
 279        /* Used for I2S devices */
 280        int                     i2sinputcntl;
 281};
 282
 283struct cx88_subid {
 284        u16     subvendor;
 285        u16     subdevice;
 286        u32     card;
 287};
 288
 289enum cx88_tvaudio {
 290        WW_NONE = 1,
 291        WW_BTSC,
 292        WW_BG,
 293        WW_DK,
 294        WW_I,
 295        WW_L,
 296        WW_EIAJ,
 297        WW_I2SPT,
 298        WW_FM,
 299        WW_I2SADC,
 300        WW_M
 301};
 302
 303#define INPUT(nr) (core->board.input[nr])
 304
 305/* ----------------------------------------------------------- */
 306/* device / file handle status                                 */
 307
 308#define RESOURCE_OVERLAY       1
 309#define RESOURCE_VIDEO         2
 310#define RESOURCE_VBI           4
 311
 312#define BUFFER_TIMEOUT     msecs_to_jiffies(2000)
 313
 314struct cx88_riscmem {
 315        unsigned int   size;
 316        __le32         *cpu;
 317        __le32         *jmp;
 318        dma_addr_t     dma;
 319};
 320
 321/* buffer for one video frame */
 322struct cx88_buffer {
 323        /* common v4l buffer stuff -- must be first */
 324        struct vb2_v4l2_buffer vb;
 325        struct list_head       list;
 326
 327        /* cx88 specific */
 328        unsigned int           bpl;
 329        struct cx88_riscmem    risc;
 330};
 331
 332struct cx88_dmaqueue {
 333        struct list_head       active;
 334        u32                    count;
 335};
 336
 337struct cx8800_dev;
 338struct cx8802_dev;
 339
 340struct cx88_core {
 341        struct list_head           devlist;
 342        atomic_t                   refcount;
 343
 344        /* board name */
 345        int                        nr;
 346        char                       name[32];
 347        u32                        model;
 348
 349        /* pci stuff */
 350        int                        pci_bus;
 351        int                        pci_slot;
 352        u32                        __iomem *lmmio;
 353        u8                         __iomem *bmmio;
 354        u32                        shadow[SHADOW_MAX];
 355        int                        pci_irqmask;
 356
 357        /* i2c i/o */
 358        struct i2c_adapter         i2c_adap;
 359        struct i2c_algo_bit_data   i2c_algo;
 360        struct i2c_client          i2c_client;
 361        u32                        i2c_state, i2c_rc;
 362
 363        /* config info -- analog */
 364        struct v4l2_device         v4l2_dev;
 365        struct v4l2_ctrl_handler   video_hdl;
 366        struct v4l2_ctrl           *chroma_agc;
 367        struct v4l2_ctrl_handler   audio_hdl;
 368        struct v4l2_subdev         *sd_wm8775;
 369        struct i2c_client          *i2c_rtc;
 370        unsigned int               boardnr;
 371        struct cx88_board          board;
 372
 373        /* Supported V4L _STD_ tuner formats */
 374        unsigned int               tuner_formats;
 375
 376        /* config info -- dvb */
 377#if IS_ENABLED(CONFIG_VIDEO_CX88_DVB)
 378        int     (*prev_set_voltage)(struct dvb_frontend *fe,
 379                                    enum fe_sec_voltage voltage);
 380#endif
 381        void    (*gate_ctrl)(struct cx88_core *core, int open);
 382
 383        /* state info */
 384        struct task_struct         *kthread;
 385        v4l2_std_id                tvnorm;
 386        unsigned                   width, height;
 387        unsigned                   field;
 388        enum cx88_tvaudio          tvaudio;
 389        u32                        audiomode_manual;
 390        u32                        audiomode_current;
 391        u32                        input;
 392        u32                        last_analog_input;
 393        u32                        astat;
 394        u32                        use_nicam;
 395        unsigned long              last_change;
 396
 397        /* IR remote control state */
 398        struct cx88_IR             *ir;
 399
 400        /* I2C remote data */
 401        struct IR_i2c_init_data    init_data;
 402        struct wm8775_platform_data wm8775_data;
 403
 404        struct mutex               lock;
 405        /* various v4l controls */
 406        u32                        freq;
 407
 408        /*
 409         * cx88-video needs to access cx8802 for hybrid tuner pll access and
 410         * for vb2_is_busy() checks.
 411         */
 412        struct cx8802_dev          *dvbdev;
 413        /* cx88-blackbird needs to access cx8800 for vb2_is_busy() checks */
 414        struct cx8800_dev          *v4ldev;
 415        enum cx88_board_type       active_type_id;
 416        int                        active_ref;
 417        int                        active_fe_id;
 418};
 419
 420static inline struct cx88_core *to_core(struct v4l2_device *v4l2_dev)
 421{
 422        return container_of(v4l2_dev, struct cx88_core, v4l2_dev);
 423}
 424
 425#define call_hw(core, grpid, o, f, args...) \
 426        do {                                                    \
 427                if (!core->i2c_rc) {                            \
 428                        if (core->gate_ctrl)                    \
 429                                core->gate_ctrl(core, 1);       \
 430                        v4l2_device_call_all(&core->v4l2_dev, grpid, o, f, ##args); \
 431                        if (core->gate_ctrl)                    \
 432                                core->gate_ctrl(core, 0);       \
 433                }                                               \
 434        } while (0)
 435
 436#define call_all(core, o, f, args...) call_hw(core, 0, o, f, ##args)
 437
 438#define WM8775_GID      (1 << 0)
 439
 440#define wm8775_s_ctrl(core, id, val) \
 441        do {                                                                    \
 442                struct v4l2_ctrl *ctrl_ =                                       \
 443                        v4l2_ctrl_find(core->sd_wm8775->ctrl_handler, id);      \
 444                if (ctrl_ && !core->i2c_rc) {                                   \
 445                        if (core->gate_ctrl)                                    \
 446                                core->gate_ctrl(core, 1);                       \
 447                        v4l2_ctrl_s_ctrl(ctrl_, val);                           \
 448                        if (core->gate_ctrl)                                    \
 449                                core->gate_ctrl(core, 0);                       \
 450                }                                                               \
 451        } while (0)
 452
 453#define wm8775_g_ctrl(core, id) \
 454        ({                                                                      \
 455                struct v4l2_ctrl *ctrl_ =                                       \
 456                        v4l2_ctrl_find(core->sd_wm8775->ctrl_handler, id);      \
 457                s32 val = 0;                                                    \
 458                if (ctrl_ && !core->i2c_rc) {                                   \
 459                        if (core->gate_ctrl)                                    \
 460                                core->gate_ctrl(core, 1);                       \
 461                        val = v4l2_ctrl_g_ctrl(ctrl_);                          \
 462                        if (core->gate_ctrl)                                    \
 463                                core->gate_ctrl(core, 0);                       \
 464                }                                                               \
 465                val;                                                            \
 466        })
 467
 468/* ----------------------------------------------------------- */
 469/* function 0: video stuff                                     */
 470
 471struct cx8800_suspend_state {
 472        int                        disabled;
 473};
 474
 475struct cx8800_dev {
 476        struct cx88_core           *core;
 477        spinlock_t                 slock;
 478
 479        /* various device info */
 480        unsigned int               resources;
 481        struct video_device        video_dev;
 482        struct video_device        vbi_dev;
 483        struct video_device        radio_dev;
 484
 485        /* pci i/o */
 486        struct pci_dev             *pci;
 487        unsigned char              pci_rev,pci_lat;
 488        void                       *alloc_ctx;
 489
 490        const struct cx8800_fmt    *fmt;
 491
 492        /* capture queues */
 493        struct cx88_dmaqueue       vidq;
 494        struct vb2_queue           vb2_vidq;
 495        struct cx88_dmaqueue       vbiq;
 496        struct vb2_queue           vb2_vbiq;
 497
 498        /* various v4l controls */
 499
 500        /* other global state info */
 501        struct cx8800_suspend_state state;
 502};
 503
 504/* ----------------------------------------------------------- */
 505/* function 1: audio/alsa stuff                                */
 506/* =============> moved to cx88-alsa.c <====================== */
 507
 508
 509/* ----------------------------------------------------------- */
 510/* function 2: mpeg stuff                                      */
 511
 512struct cx8802_suspend_state {
 513        int                        disabled;
 514};
 515
 516struct cx8802_driver {
 517        struct cx88_core *core;
 518
 519        /* List of drivers attached to device */
 520        struct list_head drvlist;
 521
 522        /* Type of driver and access required */
 523        enum cx88_board_type type_id;
 524        enum cx8802_board_access hw_access;
 525
 526        /* MPEG 8802 internal only */
 527        int (*suspend)(struct pci_dev *pci_dev, pm_message_t state);
 528        int (*resume)(struct pci_dev *pci_dev);
 529
 530        /* Callers to the following functions must hold core->lock */
 531
 532        /* MPEG 8802 -> mini driver - Driver probe and configuration */
 533        int (*probe)(struct cx8802_driver *drv);
 534        int (*remove)(struct cx8802_driver *drv);
 535
 536        /* MPEG 8802 -> mini driver - Access for hardware control */
 537        int (*advise_acquire)(struct cx8802_driver *drv);
 538        int (*advise_release)(struct cx8802_driver *drv);
 539
 540        /* MPEG 8802 <- mini driver - Access for hardware control */
 541        int (*request_acquire)(struct cx8802_driver *drv);
 542        int (*request_release)(struct cx8802_driver *drv);
 543};
 544
 545struct cx8802_dev {
 546        struct cx88_core           *core;
 547        spinlock_t                 slock;
 548
 549        /* pci i/o */
 550        struct pci_dev             *pci;
 551        unsigned char              pci_rev,pci_lat;
 552        void                       *alloc_ctx;
 553
 554        /* dma queues */
 555        struct cx88_dmaqueue       mpegq;
 556        struct vb2_queue           vb2_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 IS_ENABLED(CONFIG_VIDEO_CX88_BLACKBIRD)
 566        struct video_device        mpeg_dev;
 567        u32                        mailbox;
 568
 569        /* mpeg params */
 570        struct cx2341x_handler     cxhdl;
 571#endif
 572
 573#if IS_ENABLED(CONFIG_VIDEO_CX88_DVB)
 574        /* for dvb only */
 575        struct vb2_dvb_frontends frontends;
 576#endif
 577
 578#if IS_ENABLED(CONFIG_VIDEO_CX88_VP3054)
 579        /* For VP3045 secondary I2C bus support */
 580        struct vp3054_i2c_state    *vp3054;
 581#endif
 582        /* for switching modulation types */
 583        unsigned char              ts_gen_cntrl;
 584
 585        /* List of attached drivers; must hold core->lock to access */
 586        struct list_head           drvlist;
 587
 588        struct work_struct         request_module_wk;
 589};
 590
 591/* ----------------------------------------------------------- */
 592
 593#define cx_read(reg)             readl(core->lmmio + ((reg)>>2))
 594#define cx_write(reg,value)      writel((value), core->lmmio + ((reg)>>2))
 595#define cx_writeb(reg,value)     writeb((value), core->bmmio + (reg))
 596
 597#define cx_andor(reg,mask,value) \
 598  writel((readl(core->lmmio+((reg)>>2)) & ~(mask)) |\
 599  ((value) & (mask)), core->lmmio+((reg)>>2))
 600#define cx_set(reg,bit)          cx_andor((reg),(bit),(bit))
 601#define cx_clear(reg,bit)        cx_andor((reg),(bit),0)
 602
 603#define cx_wait(d) { if (need_resched()) schedule(); else udelay(d); }
 604
 605/* shadow registers */
 606#define cx_sread(sreg)              (core->shadow[sreg])
 607#define cx_swrite(sreg,reg,value) \
 608  (core->shadow[sreg] = value, \
 609   writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))
 610#define cx_sandor(sreg,reg,mask,value) \
 611  (core->shadow[sreg] = (core->shadow[sreg] & ~(mask)) | ((value) & (mask)), \
 612   writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))
 613
 614/* ----------------------------------------------------------- */
 615/* cx88-core.c                                                 */
 616
 617extern unsigned int cx88_core_debug;
 618
 619extern void cx88_print_irqbits(const char *name, const char *tag, const char *strings[],
 620                               int len, u32 bits, u32 mask);
 621
 622extern int cx88_core_irq(struct cx88_core *core, u32 status);
 623extern void cx88_wakeup(struct cx88_core *core,
 624                        struct cx88_dmaqueue *q, u32 count);
 625extern void cx88_shutdown(struct cx88_core *core);
 626extern int cx88_reset(struct cx88_core *core);
 627
 628extern int
 629cx88_risc_buffer(struct pci_dev *pci, struct cx88_riscmem *risc,
 630                 struct scatterlist *sglist,
 631                 unsigned int top_offset, unsigned int bottom_offset,
 632                 unsigned int bpl, unsigned int padding, unsigned int lines);
 633extern int
 634cx88_risc_databuffer(struct pci_dev *pci, struct cx88_riscmem *risc,
 635                     struct scatterlist *sglist, unsigned int bpl,
 636                     unsigned int lines, unsigned int lpi);
 637
 638extern void cx88_risc_disasm(struct cx88_core *core,
 639                             struct cx88_riscmem *risc);
 640extern int cx88_sram_channel_setup(struct cx88_core *core,
 641                                   const struct sram_channel *ch,
 642                                   unsigned int bpl, u32 risc);
 643extern void cx88_sram_channel_dump(struct cx88_core *core,
 644                                   const struct sram_channel *ch);
 645
 646extern int cx88_set_scale(struct cx88_core *core, unsigned int width,
 647                          unsigned int height, enum v4l2_field field);
 648extern int cx88_set_tvnorm(struct cx88_core *core, v4l2_std_id norm);
 649
 650extern void cx88_vdev_init(struct cx88_core *core,
 651                           struct pci_dev *pci,
 652                           struct video_device *vfd,
 653                           const struct video_device *template_,
 654                           const char *type);
 655extern struct cx88_core *cx88_core_get(struct pci_dev *pci);
 656extern void cx88_core_put(struct cx88_core *core,
 657                          struct pci_dev *pci);
 658
 659extern int cx88_start_audio_dma(struct cx88_core *core);
 660extern int cx88_stop_audio_dma(struct cx88_core *core);
 661
 662
 663/* ----------------------------------------------------------- */
 664/* cx88-vbi.c                                                  */
 665
 666/* Can be used as g_vbi_fmt, try_vbi_fmt and s_vbi_fmt */
 667int cx8800_vbi_fmt (struct file *file, void *priv,
 668                                        struct v4l2_format *f);
 669
 670/*
 671int cx8800_start_vbi_dma(struct cx8800_dev    *dev,
 672                         struct cx88_dmaqueue *q,
 673                         struct cx88_buffer   *buf);
 674*/
 675void cx8800_stop_vbi_dma(struct cx8800_dev *dev);
 676int cx8800_restart_vbi_queue(struct cx8800_dev *dev, struct cx88_dmaqueue *q);
 677
 678extern const struct vb2_ops cx8800_vbi_qops;
 679
 680/* ----------------------------------------------------------- */
 681/* cx88-i2c.c                                                  */
 682
 683extern int cx88_i2c_init(struct cx88_core *core, struct pci_dev *pci);
 684
 685
 686/* ----------------------------------------------------------- */
 687/* cx88-cards.c                                                */
 688
 689extern int cx88_tuner_callback(void *dev, int component, int command, int arg);
 690extern int cx88_get_resources(const struct cx88_core *core,
 691                              struct pci_dev *pci);
 692extern struct cx88_core *cx88_core_create(struct pci_dev *pci, int nr);
 693extern void cx88_setup_xc3028(struct cx88_core *core, struct xc2028_ctrl *ctl);
 694
 695/* ----------------------------------------------------------- */
 696/* cx88-tvaudio.c                                              */
 697
 698void cx88_set_tvaudio(struct cx88_core *core);
 699void cx88_newstation(struct cx88_core *core);
 700void cx88_get_stereo(struct cx88_core *core, struct v4l2_tuner *t);
 701void cx88_set_stereo(struct cx88_core *core, u32 mode, int manual);
 702int cx88_audio_thread(void *data);
 703
 704int cx8802_register_driver(struct cx8802_driver *drv);
 705int cx8802_unregister_driver(struct cx8802_driver *drv);
 706
 707/* Caller must hold core->lock */
 708struct cx8802_driver * cx8802_get_driver(struct cx8802_dev *dev, enum cx88_board_type btype);
 709
 710/* ----------------------------------------------------------- */
 711/* cx88-dsp.c                                                  */
 712
 713s32 cx88_dsp_detect_stereo_sap(struct cx88_core *core);
 714
 715/* ----------------------------------------------------------- */
 716/* cx88-input.c                                                */
 717
 718int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci);
 719int cx88_ir_fini(struct cx88_core *core);
 720void cx88_ir_irq(struct cx88_core *core);
 721int cx88_ir_start(struct cx88_core *core);
 722void cx88_ir_stop(struct cx88_core *core);
 723extern void cx88_i2c_init_ir(struct cx88_core *core);
 724
 725/* ----------------------------------------------------------- */
 726/* cx88-mpeg.c                                                 */
 727
 728int cx8802_buf_prepare(struct vb2_queue *q, struct cx8802_dev *dev,
 729                        struct cx88_buffer *buf);
 730void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf);
 731void cx8802_cancel_buffers(struct cx8802_dev *dev);
 732int cx8802_start_dma(struct cx8802_dev    *dev,
 733                            struct cx88_dmaqueue *q,
 734                            struct cx88_buffer   *buf);
 735
 736/* ----------------------------------------------------------- */
 737/* cx88-video.c*/
 738int cx88_enum_input(struct cx88_core *core, struct v4l2_input *i);
 739int cx88_set_freq(struct cx88_core  *core, const struct v4l2_frequency *f);
 740int cx88_video_mux(struct cx88_core *core, unsigned int input);
 741void cx88_querycap(struct file *file, struct cx88_core *core,
 742                struct v4l2_capability *cap);
 743