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