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