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/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 inline unsigned int norm_maxw(v4l2_std_id norm)
  97 {
  98         return (norm & (V4L2_STD_MN & ~V4L2_STD_PAL_Nc)) ? 720 : 768;
  99 }
 100
 101
 102 static inline unsigned int 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 /* ----------------------------------------------------------- */
 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
 131 struct 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 };
 143 extern 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
 241 enum 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
 254 struct 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
 261 enum cx88_audio_chip {
 262         CX88_AUDIO_WM8775 = 1,
 263         CX88_AUDIO_TVAUDIO,
 264 };
 265
 266 struct 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
 283 struct cx88_subid {
 284         u16     subvendor;
 285         u16     subdevice;
 286         u32     card;
 287 };
 288
 289 enum 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
 314 /* buffer for one video frame */
 315 struct cx88_buffer {
 316         /* common v4l buffer stuff -- must be first */
 317         struct videobuf_buffer vb;
 318
 319         /* cx88 specific */
 320         unsigned int           bpl;
 321         struct btcx_riscmem    risc;
 322         const struct cx8800_fmt *fmt;
 323         u32                    count;
 324 };
 325
 326 struct cx88_dmaqueue {
 327         struct list_head       active;
 328         struct list_head       queued;
 329         struct timer_list      timeout;
 330         struct btcx_riscmem    stopper;
 331         u32                    count;
 332 };
 333
 334 struct cx88_core {
 335         struct list_head           devlist;
 336         atomic_t                   refcount;
 337
 338         /* board name */
 339         int                        nr;
 340         char                       name[32];
 341         u32                        model;
 342
 343         /* pci stuff */
 344         int                        pci_bus;
 345         int                        pci_slot;
 346         u32                        __iomem *lmmio;
 347         u8                         __iomem *bmmio;
 348         u32                        shadow[SHADOW_MAX];
 349         int                        pci_irqmask;
 350
 351         /* i2c i/o */
 352         struct i2c_adapter         i2c_adap;
 353         struct i2c_algo_bit_data   i2c_algo;
 354         struct i2c_client          i2c_client;
 355         u32                        i2c_state, i2c_rc;
 356
 357         /* config info -- analog */
 358         struct v4l2_device         v4l2_dev;
 359         struct v4l2_ctrl_handler   video_hdl;
 360         struct v4l2_ctrl           *chroma_agc;
 361         struct v4l2_ctrl_handler   audio_hdl;
 362         struct v4l2_subdev         *sd_wm8775;
 363         struct i2c_client          *i2c_rtc;
 364         unsigned int               boardnr;
 365         struct cx88_board          board;
 366
 367         /* Supported V4L _STD_ tuner formats */
 368         unsigned int               tuner_formats;
 369
 370         /* config info -- dvb */
 371 #if IS_ENABLED(CONFIG_VIDEO_CX88_DVB)
 372         int                        (*prev_set_voltage)(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
 373 #endif
 374         void                       (*gate_ctrl)(struct cx88_core  *core, int open);
 375
 376         /* state info */
 377         struct task_struct         *kthread;
 378         v4l2_std_id                tvnorm;
 379         enum cx88_tvaudio          tvaudio;
 380         u32                        audiomode_manual;
 381         u32                        audiomode_current;
 382         u32                        input;
 383         u32                        last_analog_input;
 384         u32                        astat;
 385         u32                        use_nicam;
 386         unsigned long              last_change;
 387
 388         /* IR remote control state */
 389         struct cx88_IR             *ir;
 390
 391         /* I2C remote data */
 392         struct IR_i2c_init_data    init_data;
 393         struct wm8775_platform_data wm8775_data;
 394
 395         struct mutex               lock;
 396         /* various v4l controls */
 397         u32                        freq;
 398         int                        users;
 399         int                        mpeg_users;
 400
 401         /* cx88-video needs to access cx8802 for hybrid tuner pll access. */
 402         struct cx8802_dev          *dvbdev;
 403         enum cx88_board_type       active_type_id;
 404         int                        active_ref;
 405         int                        active_fe_id;
 406 };
 407
 408 static inline struct cx88_core *to_core(struct v4l2_device *v4l2_dev)
 409 {
 410         return container_of(v4l2_dev, struct cx88_core, v4l2_dev);
 411 }
 412
 413 #define call_hw(core, grpid, o, f, args...) \
 414         do {                                                    \
 415                 if (!core->i2c_rc) {                            \
 416                         if (core->gate_ctrl)                    \
 417                                 core->gate_ctrl(core, 1);       \
 418                         v4l2_device_call_all(&core->v4l2_dev, grpid, o, f, ##args); \
 419                         if (core->gate_ctrl)                    \
 420                                 core->gate_ctrl(core, 0);       \
 421                 }                                               \
 422         } while (0)
 423
 424 #define call_all(core, o, f, args...) call_hw(core, 0, o, f, ##args)
 425
 426 #define WM8775_GID      (1 << 0)
 427
 428 #define wm8775_s_ctrl(core, id, val) \
 429         do {                                                                    \
 430                 struct v4l2_ctrl *ctrl_ =                                       \
 431                         v4l2_ctrl_find(core->sd_wm8775->ctrl_handler, id);      \
 432                 if (ctrl_ && !core->i2c_rc) {                                   \
 433                         if (core->gate_ctrl)                                    \
 434                                 core->gate_ctrl(core, 1);                       \
 435                         v4l2_ctrl_s_ctrl(ctrl_, val);                           \
 436                         if (core->gate_ctrl)                                    \
 437                                 core->gate_ctrl(core, 0);                       \
 438                 }                                                               \
 439         } while (0)
 440
 441 #define wm8775_g_ctrl(core, id) \
 442         ({                                                                      \
 443                 struct v4l2_ctrl *ctrl_ =                                       \
 444                         v4l2_ctrl_find(core->sd_wm8775->ctrl_handler, id);      \
 445                 s32 val = 0;                                                    \
 446                 if (ctrl_ && !core->i2c_rc) {                                   \
 447                         if (core->gate_ctrl)                                    \
 448                                 core->gate_ctrl(core, 1);                       \
 449                         val = v4l2_ctrl_g_ctrl(ctrl_);                          \
 450                         if (core->gate_ctrl)                                    \
 451                                 core->gate_ctrl(core, 0);                       \
 452                 }                                                               \
 453                 val;                                                            \
 454         })
 455
 456 struct cx8800_dev;
 457 struct cx8802_dev;
 458
 459 /* ----------------------------------------------------------- */
 460 /* function 0: video stuff                                     */
 461
 462 struct cx8800_fh {
 463         struct v4l2_fh             fh;
 464         struct cx8800_dev          *dev;
 465         unsigned int               resources;
 466
 467         /* video capture */
 468         struct videobuf_queue      vidq;
 469
 470         /* vbi capture */
 471         struct videobuf_queue      vbiq;
 472 };
 473
 474 struct cx8800_suspend_state {
 475         int                        disabled;
 476 };
 477
 478 struct cx8800_dev {
 479         struct cx88_core           *core;
 480         spinlock_t                 slock;
 481
 482         /* various device info */
 483         unsigned int               resources;
 484         struct video_device        *video_dev;
 485         struct video_device        *vbi_dev;
 486         struct video_device        *radio_dev;
 487
 488         /* pci i/o */
 489         struct pci_dev             *pci;
 490         unsigned char              pci_rev,pci_lat;
 491
 492         const struct cx8800_fmt    *fmt;
 493         unsigned int               width, height;
 494
 495         /* capture queues */
 496         struct cx88_dmaqueue       vidq;
 497         struct cx88_dmaqueue       vbiq;
 498
 499         /* various v4l controls */
 500
 501         /* other global state info */
 502         struct cx8800_suspend_state state;
 503 };
 504
 505 /* ----------------------------------------------------------- */
 506 /* function 1: audio/alsa stuff                                */
 507 /* =============> moved to cx88-alsa.c <====================== */
 508
 509
 510 /* ----------------------------------------------------------- */
 511 /* function 2: mpeg stuff                                      */
 512
 513 struct cx8802_fh {
 514         struct v4l2_fh             fh;
 515         struct cx8802_dev          *dev;
 516         struct videobuf_queue      mpegq;
 517 };
 518
 519 struct cx8802_suspend_state {
 520         int                        disabled;
 521 };
 522
 523 struct cx8802_driver {
 524         struct cx88_core *core;
 525
 526         /* List of drivers attached to device */
 527         struct list_head drvlist;
 528
 529         /* Type of driver and access required */
 530         enum cx88_board_type type_id;
 531         enum cx8802_board_access hw_access;
 532
 533         /* MPEG 8802 internal only */
 534         int (*suspend)(struct pci_dev *pci_dev, pm_message_t state);
 535         int (*resume)(struct pci_dev *pci_dev);
 536
 537         /* Callers to the following functions must hold core->lock */
 538
 539         /* MPEG 8802 -> mini driver - Driver probe and configuration */
 540         int (*probe)(struct cx8802_driver *drv);
 541         int (*remove)(struct cx8802_driver *drv);
 542
 543         /* MPEG 8802 -> mini driver - Access for hardware control */
 544         int (*advise_acquire)(struct cx8802_driver *drv);
 545         int (*advise_release)(struct cx8802_driver *drv);
 546
 547         /* MPEG 8802 <- mini driver - Access for hardware control */
 548         int (*request_acquire)(struct cx8802_driver *drv);
 549         int (*request_release)(struct cx8802_driver *drv);
 550 };
 551
 552 struct cx8802_dev {
 553         struct cx88_core           *core;
 554         spinlock_t                 slock;
 555
 556         /* pci i/o */
 557         struct pci_dev             *pci;
 558         unsigned char              pci_rev,pci_lat;
 559
 560         /* dma queues */
 561         struct cx88_dmaqueue       mpegq;
 562         u32                        ts_packet_size;
 563         u32                        ts_packet_count;
 564
 565         /* other global state info */
 566         struct cx8802_suspend_state state;
 567
 568         /* for blackbird only */
 569         struct list_head           devlist;
 570 #if IS_ENABLED(CONFIG_VIDEO_CX88_BLACKBIRD)
 571         struct video_device        *mpeg_dev;
 572         u32                        mailbox;
 573         int                        width;
 574         int                        height;
 575         unsigned char              mpeg_active; /* nonzero if mpeg encoder is active */
 576
 577         /* mpeg params */
 578         struct cx2341x_handler     cxhdl;
 579 #endif
 580
 581 #if IS_ENABLED(CONFIG_VIDEO_CX88_DVB)
 582         /* for dvb only */
 583         struct videobuf_dvb_frontends frontends;
 584 #endif
 585
 586 #if IS_ENABLED(CONFIG_VIDEO_CX88_VP3054)
 587         /* For VP3045 secondary I2C bus support */
 588         struct vp3054_i2c_state    *vp3054;
 589 #endif
 590         /* for switching modulation types */
 591         unsigned char              ts_gen_cntrl;
 592
 593         /* List of attached drivers; must hold core->lock to access */
 594         struct list_head           drvlist;
 595
 596         struct work_struct         request_module_wk;
 597 };
 598
 599 /* ----------------------------------------------------------- */
 600
 601 #define cx_read(reg)             readl(core->lmmio + ((reg)>>2))
 602 #define cx_write(reg,value)      writel((value), core->lmmio + ((reg)>>2))
 603 #define cx_writeb(reg,value)     writeb((value), core->bmmio + (reg))
 604
 605 #define cx_andor(reg,mask,value) \
 606   writel((readl(core->lmmio+((reg)>>2)) & ~(mask)) |\
 607   ((value) & (mask)), core->lmmio+((reg)>>2))
 608 #define cx_set(reg,bit)          cx_andor((reg),(bit),(bit))
 609 #define cx_clear(reg,bit)        cx_andor((reg),(bit),0)
 610
 611 #define cx_wait(d) { if (need_resched()) schedule(); else udelay(d); }
 612
 613 /* shadow registers */
 614 #define cx_sread(sreg)              (core->shadow[sreg])
 615 #define cx_swrite(sreg,reg,value) \
 616   (core->shadow[sreg] = value, \
 617    writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))
 618 #define cx_sandor(sreg,reg,mask,value) \
 619   (core->shadow[sreg] = (core->shadow[sreg] & ~(mask)) | ((value) & (mask)), \
 620    writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))
 621
 622 /* ----------------------------------------------------------- */
 623 /* cx88-core.c                                                 */
 624
 625 extern unsigned int cx88_core_debug;
 626
 627 extern void cx88_print_irqbits(const char *name, const char *tag, const char *strings[],
 628                                int len, u32 bits, u32 mask);
 629
 630 extern int cx88_core_irq(struct cx88_core *core, u32 status);
 631 extern void cx88_wakeup(struct cx88_core *core,
 632                         struct cx88_dmaqueue *q, u32 count);
 633 extern void cx88_shutdown(struct cx88_core *core);
 634 extern int cx88_reset(struct cx88_core *core);
 635
 636 extern int
 637 cx88_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc,
 638                  struct scatterlist *sglist,
 639                  unsigned int top_offset, unsigned int bottom_offset,
 640                  unsigned int bpl, unsigned int padding, unsigned int lines);
 641 extern int
 642 cx88_risc_databuffer(struct pci_dev *pci, struct btcx_riscmem *risc,
 643                      struct scatterlist *sglist, unsigned int bpl,
 644                      unsigned int lines, unsigned int lpi);
 645 extern int
 646 cx88_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
 647                   u32 reg, u32 mask, u32 value);
 648 extern void
 649 cx88_free_buffer(struct videobuf_queue *q, struct cx88_buffer *buf);
 650
 651 extern void cx88_risc_disasm(struct cx88_core *core,
 652                              struct btcx_riscmem *risc);
 653 extern int cx88_sram_channel_setup(struct cx88_core *core,
 654                                    const struct sram_channel *ch,
 655                                    unsigned int bpl, u32 risc);
 656 extern void cx88_sram_channel_dump(struct cx88_core *core,
 657                                    const struct sram_channel *ch);
 658
 659 extern int cx88_set_scale(struct cx88_core *core, unsigned int width,
 660                           unsigned int height, enum v4l2_field field);
 661 extern int cx88_set_tvnorm(struct cx88_core *core, v4l2_std_id norm);
 662
 663 extern struct video_device *cx88_vdev_init(struct cx88_core *core,
 664                                            struct pci_dev *pci,
 665                                            const struct video_device *template_,
 666                                            const char *type);
 667 extern struct cx88_core* cx88_core_get(struct pci_dev *pci);
 668 extern void cx88_core_put(struct cx88_core *core,
 669                           struct pci_dev *pci);
 670
 671 extern int cx88_start_audio_dma(struct cx88_core *core);
 672 extern int cx88_stop_audio_dma(struct cx88_core *core);
 673
 674
 675 /* ----------------------------------------------------------- */
 676 /* cx88-vbi.c                                                  */
 677
 678 /* Can be used as g_vbi_fmt, try_vbi_fmt and s_vbi_fmt */
 679 int cx8800_vbi_fmt (struct file *file, void *priv,
 680                                         struct v4l2_format *f);
 681
 682 /*
 683 int cx8800_start_vbi_dma(struct cx8800_dev    *dev,
 684                          struct cx88_dmaqueue *q,
 685                          struct cx88_buffer   *buf);
 686 */
 687 int cx8800_stop_vbi_dma(struct cx8800_dev *dev);
 688 int cx8800_restart_vbi_queue(struct cx8800_dev    *dev,
 689                              struct cx88_dmaqueue *q);
 690 void cx8800_vbi_timeout(unsigned long data);
 691
 692 extern const struct videobuf_queue_ops cx8800_vbi_qops;
 693
 694 /* ----------------------------------------------------------- */
 695 /* cx88-i2c.c                                                  */
 696
 697 extern int cx88_i2c_init(struct cx88_core *core, struct pci_dev *pci);
 698
 699
 700 /* ----------------------------------------------------------- */
 701 /* cx88-cards.c                                                */
 702
 703 extern int cx88_tuner_callback(void *dev, int component, int command, int arg);
 704 extern int cx88_get_resources(const struct cx88_core *core,
 705                               struct pci_dev *pci);
 706 extern struct cx88_core *cx88_core_create(struct pci_dev *pci, int nr);
 707 extern void cx88_setup_xc3028(struct cx88_core *core, struct xc2028_ctrl *ctl);
 708
 709 /* ----------------------------------------------------------- */
 710 /* cx88-tvaudio.c                                              */
 711
 712 void cx88_set_tvaudio(struct cx88_core *core);
 713 void cx88_newstation(struct cx88_core *core);
 714 void cx88_get_stereo(struct cx88_core *core, struct v4l2_tuner *t);
 715 void cx88_set_stereo(struct cx88_core *core, u32 mode, int manual);
 716 int cx88_audio_thread(void *data);
 717
 718 int cx8802_register_driver(struct cx8802_driver *drv);
 719 int cx8802_unregister_driver(struct cx8802_driver *drv);
 720
 721 /* Caller must hold core->lock */
 722 struct cx8802_driver * cx8802_get_driver(struct cx8802_dev *dev, enum cx88_board_type btype);
 723
 724 /* ----------------------------------------------------------- */
 725 /* cx88-dsp.c                                                  */
 726
 727 s32 cx88_dsp_detect_stereo_sap(struct cx88_core *core);
 728
 729 /* ----------------------------------------------------------- */
 730 /* cx88-input.c                                                */
 731
 732 int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci);
 733 int cx88_ir_fini(struct cx88_core *core);
 734 void cx88_ir_irq(struct cx88_core *core);
 735 int cx88_ir_start(struct cx88_core *core);
 736 void cx88_ir_stop(struct cx88_core *core);
 737 extern void cx88_i2c_init_ir(struct cx88_core *core);
 738
 739 /* ----------------------------------------------------------- */
 740 /* cx88-mpeg.c                                                 */
 741
 742 int cx8802_buf_prepare(struct videobuf_queue *q,struct cx8802_dev *dev,
 743                         struct cx88_buffer *buf, enum v4l2_field field);
 744 void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf);
 745 void cx8802_cancel_buffers(struct cx8802_dev *dev);
 746
 747 /* ----------------------------------------------------------- */
 748 /* cx88-video.c*/
 749 int cx88_enum_input (struct cx88_core  *core,struct v4l2_input *i);
 750 int cx88_set_freq(struct cx88_core  *core, const struct v4l2_frequency *f);
 751 int cx88_video_mux(struct cx88_core *core, unsigned int input);
 752 void cx88_querycap(struct file *file, struct cx88_core *core,
 753                 struct v4l2_capability *cap);