drivers/media/pci/cx23885/cx23885.h

   1 /*
   2  *  Driver for the Conexant CX23885 PCIe bridge
   3  *
   4  *  Copyright (c) 2006 Steven Toth <stoth@linuxtv.org>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *
  15  *  GNU General Public License for more details.
  16  */
  17
  18 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  19
  20 #include <linux/pci.h>
  21 #include <linux/i2c.h>
  22 #include <linux/kdev_t.h>
  23 #include <linux/slab.h>
  24
  25 #include <media/v4l2-device.h>
  26 #include <media/v4l2-fh.h>
  27 #include <media/v4l2-ctrls.h>
  28 #include <media/tuner.h>
  29 #include <media/tveeprom.h>
  30 #include <media/videobuf2-dma-sg.h>
  31 #include <media/videobuf2-dvb.h>
  32 #include <media/rc-core.h>
  33
  34 #include "cx23885-reg.h"
  35 #include "media/drv-intf/cx2341x.h"
  36
  37 #include <linux/mutex.h>
  38
  39 #define CX23885_VERSION "0.0.4"
  40
  41 #define UNSET (-1U)
  42
  43 #define CX23885_MAXBOARDS 8
  44
  45 /* Max number of inputs by card */
  46 #define MAX_CX23885_INPUT 8
  47 #define INPUT(nr) (&cx23885_boards[dev->board].input[nr])
  48
  49 #define BUFFER_TIMEOUT     (HZ)  /* 0.5 seconds */
  50
  51 #define CX23885_BOARD_NOAUTO               UNSET
  52 #define CX23885_BOARD_UNKNOWN                  0
  53 #define CX23885_BOARD_HAUPPAUGE_HVR1800lp      1
  54 #define CX23885_BOARD_HAUPPAUGE_HVR1800        2
  55 #define CX23885_BOARD_HAUPPAUGE_HVR1250        3
  56 #define CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP   4
  57 #define CX23885_BOARD_HAUPPAUGE_HVR1500Q       5
  58 #define CX23885_BOARD_HAUPPAUGE_HVR1500        6
  59 #define CX23885_BOARD_HAUPPAUGE_HVR1200        7
  60 #define CX23885_BOARD_HAUPPAUGE_HVR1700        8
  61 #define CX23885_BOARD_HAUPPAUGE_HVR1400        9
  62 #define CX23885_BOARD_DVICO_FUSIONHDTV_7_DUAL_EXP 10
  63 #define CX23885_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL_EXP 11
  64 #define CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H 12
  65 #define CX23885_BOARD_COMPRO_VIDEOMATE_E650F   13
  66 #define CX23885_BOARD_TBS_6920                 14
  67 #define CX23885_BOARD_TEVII_S470               15
  68 #define CX23885_BOARD_DVBWORLD_2005            16
  69 #define CX23885_BOARD_NETUP_DUAL_DVBS2_CI      17
  70 #define CX23885_BOARD_HAUPPAUGE_HVR1270        18
  71 #define CX23885_BOARD_HAUPPAUGE_HVR1275        19
  72 #define CX23885_BOARD_HAUPPAUGE_HVR1255        20
  73 #define CX23885_BOARD_HAUPPAUGE_HVR1210        21
  74 #define CX23885_BOARD_MYGICA_X8506             22
  75 #define CX23885_BOARD_MAGICPRO_PROHDTVE2       23
  76 #define CX23885_BOARD_HAUPPAUGE_HVR1850        24
  77 #define CX23885_BOARD_COMPRO_VIDEOMATE_E800    25
  78 #define CX23885_BOARD_HAUPPAUGE_HVR1290        26
  79 #define CX23885_BOARD_MYGICA_X8558PRO          27
  80 #define CX23885_BOARD_LEADTEK_WINFAST_PXTV1200 28
  81 #define CX23885_BOARD_GOTVIEW_X5_3D_HYBRID     29
  82 #define CX23885_BOARD_NETUP_DUAL_DVB_T_C_CI_RF 30
  83 #define CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H_XC4000 31
  84 #define CX23885_BOARD_MPX885                   32
  85 #define CX23885_BOARD_MYGICA_X8507             33
  86 #define CX23885_BOARD_TERRATEC_CINERGY_T_PCIE_DUAL 34
  87 #define CX23885_BOARD_TEVII_S471               35
  88 #define CX23885_BOARD_HAUPPAUGE_HVR1255_22111  36
  89 #define CX23885_BOARD_PROF_8000                37
  90 #define CX23885_BOARD_HAUPPAUGE_HVR4400        38
  91 #define CX23885_BOARD_AVERMEDIA_HC81R          39
  92 #define CX23885_BOARD_TBS_6981                 40
  93 #define CX23885_BOARD_TBS_6980                 41
  94 #define CX23885_BOARD_LEADTEK_WINFAST_PXPVR2200 42
  95 #define CX23885_BOARD_HAUPPAUGE_IMPACTVCBE     43
  96 #define CX23885_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL_EXP2 44
  97 #define CX23885_BOARD_DVBSKY_T9580             45
  98 #define CX23885_BOARD_DVBSKY_T980C             46
  99 #define CX23885_BOARD_DVBSKY_S950C             47
 100 #define CX23885_BOARD_TT_CT2_4500_CI           48
 101 #define CX23885_BOARD_DVBSKY_S950              49
 102 #define CX23885_BOARD_DVBSKY_S952              50
 103 #define CX23885_BOARD_DVBSKY_T982              51
 104 #define CX23885_BOARD_HAUPPAUGE_HVR5525        52
 105 #define CX23885_BOARD_HAUPPAUGE_STARBURST      53
 106 #define CX23885_BOARD_VIEWCAST_260E            54
 107 #define CX23885_BOARD_VIEWCAST_460E            55
 108 #define CX23885_BOARD_HAUPPAUGE_QUADHD_DVB     56
 109 #define CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC    57
 110 #define CX23885_BOARD_HAUPPAUGE_HVR1265_K4     58
 111 #define CX23885_BOARD_HAUPPAUGE_STARBURST2     59
 112 #define CX23885_BOARD_HAUPPAUGE_QUADHD_DVB_885 60
 113 #define CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC_885 61
 114
 115 #define GPIO_0 0x00000001
 116 #define GPIO_1 0x00000002
 117 #define GPIO_2 0x00000004
 118 #define GPIO_3 0x00000008
 119 #define GPIO_4 0x00000010
 120 #define GPIO_5 0x00000020
 121 #define GPIO_6 0x00000040
 122 #define GPIO_7 0x00000080
 123 #define GPIO_8 0x00000100
 124 #define GPIO_9 0x00000200
 125 #define GPIO_10 0x00000400
 126 #define GPIO_11 0x00000800
 127 #define GPIO_12 0x00001000
 128 #define GPIO_13 0x00002000
 129 #define GPIO_14 0x00004000
 130 #define GPIO_15 0x00008000
 131
 132 /* Currently unsupported by the driver: PAL/H, NTSC/Kr, SECAM B/G/H/LC */
 133 #define CX23885_NORMS (\
 134         V4L2_STD_NTSC_M |  V4L2_STD_NTSC_M_JP |  V4L2_STD_NTSC_443 | \
 135         V4L2_STD_PAL_BG |  V4L2_STD_PAL_DK    |  V4L2_STD_PAL_I    | \
 136         V4L2_STD_PAL_M  |  V4L2_STD_PAL_N     |  V4L2_STD_PAL_Nc   | \
 137         V4L2_STD_PAL_60 |  V4L2_STD_SECAM_L   |  V4L2_STD_SECAM_DK)
 138
 139 struct cx23885_fmt {
 140         char  *name;
 141         u32   fourcc;          /* v4l2 format id */
 142         int   depth;
 143         int   flags;
 144         u32   cxformat;
 145 };
 146
 147 struct cx23885_tvnorm {
 148         char            *name;
 149         v4l2_std_id     id;
 150         u32             cxiformat;
 151         u32             cxoformat;
 152 };
 153
 154 enum cx23885_itype {
 155         CX23885_VMUX_COMPOSITE1 = 1,
 156         CX23885_VMUX_COMPOSITE2,
 157         CX23885_VMUX_COMPOSITE3,
 158         CX23885_VMUX_COMPOSITE4,
 159         CX23885_VMUX_SVIDEO,
 160         CX23885_VMUX_COMPONENT,
 161         CX23885_VMUX_TELEVISION,
 162         CX23885_VMUX_CABLE,
 163         CX23885_VMUX_DVB,
 164         CX23885_VMUX_DEBUG,
 165         CX23885_RADIO,
 166 };
 167
 168 enum cx23885_src_sel_type {
 169         CX23885_SRC_SEL_EXT_656_VIDEO = 0,
 170         CX23885_SRC_SEL_PARALLEL_MPEG_VIDEO
 171 };
 172
 173 struct cx23885_riscmem {
 174         unsigned int   size;
 175         __le32         *cpu;
 176         __le32         *jmp;
 177         dma_addr_t     dma;
 178 };
 179
 180 /* buffer for one video frame */
 181 struct cx23885_buffer {
 182         /* common v4l buffer stuff -- must be first */
 183         struct vb2_v4l2_buffer vb;
 184         struct list_head queue;
 185
 186         /* cx23885 specific */
 187         unsigned int           bpl;
 188         struct cx23885_riscmem risc;
 189         struct cx23885_fmt     *fmt;
 190         u32                    count;
 191 };
 192
 193 struct cx23885_input {
 194         enum cx23885_itype type;
 195         unsigned int    vmux;
 196         unsigned int    amux;
 197         u32             gpio0, gpio1, gpio2, gpio3;
 198 };
 199
 200 typedef enum {
 201         CX23885_MPEG_UNDEFINED = 0,
 202         CX23885_MPEG_DVB,
 203         CX23885_ANALOG_VIDEO,
 204         CX23885_MPEG_ENCODER,
 205 } port_t;
 206
 207 struct cx23885_board {
 208         char                    *name;
 209         port_t                  porta, portb, portc;
 210         int             num_fds_portb, num_fds_portc;
 211         unsigned int            tuner_type;
 212         unsigned int            radio_type;
 213         unsigned char           tuner_addr;
 214         unsigned char           radio_addr;
 215         unsigned int            tuner_bus;
 216
 217         /* Vendors can and do run the PCIe bridge at different
 218          * clock rates, driven physically by crystals on the PCBs.
 219          * The core has to accommodate this. This allows the user
 220          * to add new boards with new frequencys. The value is
 221          * expressed in Hz.
 222          *
 223          * The core framework will default this value based on
 224          * current designs, but it can vary.
 225          */
 226         u32                     clk_freq;
 227         struct cx23885_input    input[MAX_CX23885_INPUT];
 228         int                     ci_type; /* for NetUP */
 229         /* Force bottom field first during DMA (888 workaround) */
 230         u32                     force_bff;
 231 };
 232
 233 struct cx23885_subid {
 234         u16     subvendor;
 235         u16     subdevice;
 236         u32     card;
 237 };
 238
 239 struct cx23885_i2c {
 240         struct cx23885_dev *dev;
 241
 242         int                        nr;
 243
 244         /* i2c i/o */
 245         struct i2c_adapter         i2c_adap;
 246         struct i2c_client          i2c_client;
 247         u32                        i2c_rc;
 248
 249         /* 885 registers used for raw address */
 250         u32                        i2c_period;
 251         u32                        reg_ctrl;
 252         u32                        reg_stat;
 253         u32                        reg_addr;
 254         u32                        reg_rdata;
 255         u32                        reg_wdata;
 256 };
 257
 258 struct cx23885_dmaqueue {
 259         struct list_head       active;
 260         u32                    count;
 261 };
 262
 263 struct cx23885_tsport {
 264         struct cx23885_dev *dev;
 265
 266         unsigned                   nr;
 267         int                        sram_chno;
 268
 269         struct vb2_dvb_frontends   frontends;
 270
 271         /* dma queues */
 272         struct cx23885_dmaqueue    mpegq;
 273         u32                        ts_packet_size;
 274         u32                        ts_packet_count;
 275
 276         int                        width;
 277         int                        height;
 278
 279         spinlock_t                 slock;
 280
 281         /* registers */
 282         u32                        reg_gpcnt;
 283         u32                        reg_gpcnt_ctl;
 284         u32                        reg_dma_ctl;
 285         u32                        reg_lngth;
 286         u32                        reg_hw_sop_ctrl;
 287         u32                        reg_gen_ctrl;
 288         u32                        reg_bd_pkt_status;
 289         u32                        reg_sop_status;
 290         u32                        reg_fifo_ovfl_stat;
 291         u32                        reg_vld_misc;
 292         u32                        reg_ts_clk_en;
 293         u32                        reg_ts_int_msk;
 294         u32                        reg_ts_int_stat;
 295         u32                        reg_src_sel;
 296
 297         /* Default register vals */
 298         int                        pci_irqmask;
 299         u32                        dma_ctl_val;
 300         u32                        ts_int_msk_val;
 301         u32                        gen_ctrl_val;
 302         u32                        ts_clk_en_val;
 303         u32                        src_sel_val;
 304         u32                        vld_misc_val;
 305         u32                        hw_sop_ctrl_val;
 306
 307         /* Allow a single tsport to have multiple frontends */
 308         u32                        num_frontends;
 309         void                (*gate_ctrl)(struct cx23885_tsport *port, int open);
 310         void                       *port_priv;
 311
 312         /* Workaround for a temp dvb_frontend that the tuner can attached to */
 313         struct dvb_frontend analog_fe;
 314
 315         struct i2c_client *i2c_client_demod;
 316         struct i2c_client *i2c_client_tuner;
 317         struct i2c_client *i2c_client_sec;
 318         struct i2c_client *i2c_client_ci;
 319
 320         int (*set_frontend)(struct dvb_frontend *fe);
 321         int (*fe_set_voltage)(struct dvb_frontend *fe,
 322                               enum fe_sec_voltage voltage);
 323 };
 324
 325 struct cx23885_kernel_ir {
 326         struct cx23885_dev      *cx;
 327         char                    *name;
 328         char                    *phys;
 329
 330         struct rc_dev           *rc;
 331 };
 332
 333 struct cx23885_audio_buffer {
 334         unsigned int            bpl;
 335         struct cx23885_riscmem  risc;
 336         void                    *vaddr;
 337         struct scatterlist      *sglist;
 338         int                     sglen;
 339         int                     nr_pages;
 340 };
 341
 342 struct cx23885_audio_dev {
 343         struct cx23885_dev      *dev;
 344
 345         struct pci_dev          *pci;
 346
 347         struct snd_card         *card;
 348
 349         spinlock_t              lock;
 350
 351         atomic_t                count;
 352
 353         unsigned int            dma_size;
 354         unsigned int            period_size;
 355         unsigned int            num_periods;
 356
 357         struct cx23885_audio_buffer   *buf;
 358
 359         struct snd_pcm_substream *substream;
 360 };
 361
 362 struct cx23885_dev {
 363         atomic_t                   refcount;
 364         struct v4l2_device         v4l2_dev;
 365         struct v4l2_ctrl_handler   ctrl_handler;
 366
 367         /* pci stuff */
 368         struct pci_dev             *pci;
 369         unsigned char              pci_rev, pci_lat;
 370         int                        pci_bus, pci_slot;
 371         u32                        __iomem *lmmio;
 372         u8                         __iomem *bmmio;
 373         int                        pci_irqmask;
 374         spinlock_t                 pci_irqmask_lock; /* protects mask reg too */
 375         int                        hwrevision;
 376
 377         /* This valud is board specific and is used to configure the
 378          * AV core so we see nice clean and stable video and audio. */
 379         u32                        clk_freq;
 380
 381         /* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
 382         struct cx23885_i2c         i2c_bus[3];
 383
 384         int                        nr;
 385         struct mutex               lock;
 386         struct mutex               gpio_lock;
 387
 388         /* board details */
 389         unsigned int               board;
 390         char                       name[32];
 391
 392         struct cx23885_tsport      ts1, ts2;
 393
 394         /* sram configuration */
 395         struct sram_channel        *sram_channels;
 396
 397         enum {
 398                 CX23885_BRIDGE_UNDEFINED = 0,
 399                 CX23885_BRIDGE_885 = 885,
 400                 CX23885_BRIDGE_887 = 887,
 401                 CX23885_BRIDGE_888 = 888,
 402         } bridge;
 403
 404         /* Analog video */
 405         unsigned int               input;
 406         unsigned int               audinput; /* Selectable audio input */
 407         u32                        tvaudio;
 408         v4l2_std_id                tvnorm;
 409         unsigned int               tuner_type;
 410         unsigned char              tuner_addr;
 411         unsigned int               tuner_bus;
 412         unsigned int               radio_type;
 413         unsigned char              radio_addr;
 414         struct v4l2_subdev         *sd_cx25840;
 415         struct work_struct         cx25840_work;
 416
 417         /* Infrared */
 418         struct v4l2_subdev         *sd_ir;
 419         struct work_struct         ir_rx_work;
 420         unsigned long              ir_rx_notifications;
 421         struct work_struct         ir_tx_work;
 422         unsigned long              ir_tx_notifications;
 423
 424         struct cx23885_kernel_ir   *kernel_ir;
 425         atomic_t                   ir_input_stopping;
 426
 427         /* V4l */
 428         u32                        freq;
 429         struct video_device        *video_dev;
 430         struct video_device        *vbi_dev;
 431
 432         /* video capture */
 433         struct cx23885_fmt         *fmt;
 434         unsigned int               width, height;
 435         unsigned                   field;
 436
 437         struct cx23885_dmaqueue    vidq;
 438         struct vb2_queue           vb2_vidq;
 439         struct cx23885_dmaqueue    vbiq;
 440         struct vb2_queue           vb2_vbiq;
 441
 442         spinlock_t                 slock;
 443
 444         /* MPEG Encoder ONLY settings */
 445         u32                        cx23417_mailbox;
 446         struct cx2341x_handler     cxhdl;
 447         struct video_device        *v4l_device;
 448         struct vb2_queue           vb2_mpegq;
 449         struct cx23885_tvnorm      encodernorm;
 450
 451         /* Analog raw audio */
 452         struct cx23885_audio_dev   *audio_dev;
 453
 454         /* Does the system require periodic DMA resets? */
 455         unsigned int            need_dma_reset:1;
 456 };
 457
 458 static inline struct cx23885_dev *to_cx23885(struct v4l2_device *v4l2_dev)
 459 {
 460         return container_of(v4l2_dev, struct cx23885_dev, v4l2_dev);
 461 }
 462
 463 #define call_all(dev, o, f, args...) \
 464         v4l2_device_call_all(&dev->v4l2_dev, 0, o, f, ##args)
 465
 466 #define CX23885_HW_888_IR  (1 << 0)
 467 #define CX23885_HW_AV_CORE (1 << 1)
 468
 469 #define call_hw(dev, grpid, o, f, args...) \
 470         v4l2_device_call_all(&dev->v4l2_dev, grpid, o, f, ##args)
 471
 472 extern struct v4l2_subdev *cx23885_find_hw(struct cx23885_dev *dev, u32 hw);
 473
 474 #define SRAM_CH01  0 /* Video A */
 475 #define SRAM_CH02  1 /* VBI A */
 476 #define SRAM_CH03  2 /* Video B */
 477 #define SRAM_CH04  3 /* Transport via B */
 478 #define SRAM_CH05  4 /* VBI B */
 479 #define SRAM_CH06  5 /* Video C */
 480 #define SRAM_CH07  6 /* Transport via C */
 481 #define SRAM_CH08  7 /* Audio Internal A */
 482 #define SRAM_CH09  8 /* Audio Internal B */
 483 #define SRAM_CH10  9 /* Audio External */
 484 #define SRAM_CH11 10 /* COMB_3D_N */
 485 #define SRAM_CH12 11 /* Comb 3D N1 */
 486 #define SRAM_CH13 12 /* Comb 3D N2 */
 487 #define SRAM_CH14 13 /* MOE Vid */
 488 #define SRAM_CH15 14 /* MOE RSLT */
 489
 490 struct sram_channel {
 491         char *name;
 492         u32  cmds_start;
 493         u32  ctrl_start;
 494         u32  cdt;
 495         u32  fifo_start;
 496         u32  fifo_size;
 497         u32  ptr1_reg;
 498         u32  ptr2_reg;
 499         u32  cnt1_reg;
 500         u32  cnt2_reg;
 501         u32  jumponly;
 502 };
 503
 504 /* ----------------------------------------------------------- */
 505
 506 #define cx_read(reg)             readl(dev->lmmio + ((reg)>>2))
 507 #define cx_write(reg, value)     writel((value), dev->lmmio + ((reg)>>2))
 508
 509 #define cx_andor(reg, mask, value) \
 510   writel((readl(dev->lmmio+((reg)>>2)) & ~(mask)) |\
 511   ((value) & (mask)), dev->lmmio+((reg)>>2))
 512
 513 #define cx_set(reg, bit)          cx_andor((reg), (bit), (bit))
 514 #define cx_clear(reg, bit)        cx_andor((reg), (bit), 0)
 515
 516 /* ----------------------------------------------------------- */
 517 /* cx23885-core.c                                              */
 518
 519 extern int cx23885_sram_channel_setup(struct cx23885_dev *dev,
 520         struct sram_channel *ch,
 521         unsigned int bpl, u32 risc);
 522
 523 extern void cx23885_sram_channel_dump(struct cx23885_dev *dev,
 524         struct sram_channel *ch);
 525
 526 extern int cx23885_risc_buffer(struct pci_dev *pci, struct cx23885_riscmem *risc,
 527         struct scatterlist *sglist,
 528         unsigned int top_offset, unsigned int bottom_offset,
 529         unsigned int bpl, unsigned int padding, unsigned int lines);
 530
 531 extern int cx23885_risc_vbibuffer(struct pci_dev *pci,
 532         struct cx23885_riscmem *risc, struct scatterlist *sglist,
 533         unsigned int top_offset, unsigned int bottom_offset,
 534         unsigned int bpl, unsigned int padding, unsigned int lines);
 535
 536 int cx23885_start_dma(struct cx23885_tsport *port,
 537                              struct cx23885_dmaqueue *q,
 538                              struct cx23885_buffer   *buf);
 539 void cx23885_cancel_buffers(struct cx23885_tsport *port);
 540
 541
 542 extern void cx23885_gpio_set(struct cx23885_dev *dev, u32 mask);
 543 extern void cx23885_gpio_clear(struct cx23885_dev *dev, u32 mask);
 544 extern u32 cx23885_gpio_get(struct cx23885_dev *dev, u32 mask);
 545 extern void cx23885_gpio_enable(struct cx23885_dev *dev, u32 mask,
 546         int asoutput);
 547
 548 extern void cx23885_irq_add_enable(struct cx23885_dev *dev, u32 mask);
 549 extern void cx23885_irq_enable(struct cx23885_dev *dev, u32 mask);
 550 extern void cx23885_irq_disable(struct cx23885_dev *dev, u32 mask);
 551 extern void cx23885_irq_remove(struct cx23885_dev *dev, u32 mask);
 552
 553 /* ----------------------------------------------------------- */
 554 /* cx23885-cards.c                                             */
 555 extern struct cx23885_board cx23885_boards[];
 556 extern const unsigned int cx23885_bcount;
 557
 558 extern struct cx23885_subid cx23885_subids[];
 559 extern const unsigned int cx23885_idcount;
 560
 561 extern int cx23885_tuner_callback(void *priv, int component,
 562         int command, int arg);
 563 extern void cx23885_card_list(struct cx23885_dev *dev);
 564 extern int  cx23885_ir_init(struct cx23885_dev *dev);
 565 extern void cx23885_ir_pci_int_enable(struct cx23885_dev *dev);
 566 extern void cx23885_ir_fini(struct cx23885_dev *dev);
 567 extern void cx23885_gpio_setup(struct cx23885_dev *dev);
 568 extern void cx23885_card_setup(struct cx23885_dev *dev);
 569 extern void cx23885_card_setup_pre_i2c(struct cx23885_dev *dev);
 570
 571 extern int cx23885_dvb_register(struct cx23885_tsport *port);
 572 extern int cx23885_dvb_unregister(struct cx23885_tsport *port);
 573
 574 extern int cx23885_buf_prepare(struct cx23885_buffer *buf,
 575                                struct cx23885_tsport *port);
 576 extern void cx23885_buf_queue(struct cx23885_tsport *port,
 577                               struct cx23885_buffer *buf);
 578 extern void cx23885_free_buffer(struct cx23885_dev *dev,
 579                                 struct cx23885_buffer *buf);
 580
 581 /* ----------------------------------------------------------- */
 582 /* cx23885-video.c                                             */
 583 /* Video */
 584 extern int cx23885_video_register(struct cx23885_dev *dev);
 585 extern void cx23885_video_unregister(struct cx23885_dev *dev);
 586 extern int cx23885_video_irq(struct cx23885_dev *dev, u32 status);
 587 extern void cx23885_video_wakeup(struct cx23885_dev *dev,
 588         struct cx23885_dmaqueue *q, u32 count);
 589 int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i);
 590 int cx23885_set_input(struct file *file, void *priv, unsigned int i);
 591 int cx23885_get_input(struct file *file, void *priv, unsigned int *i);
 592 int cx23885_set_frequency(struct file *file, void *priv, const struct v4l2_frequency *f);
 593 int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm);
 594
 595 /* ----------------------------------------------------------- */
 596 /* cx23885-vbi.c                                               */
 597 extern int cx23885_vbi_fmt(struct file *file, void *priv,
 598         struct v4l2_format *f);
 599 extern void cx23885_vbi_timeout(unsigned long data);
 600 extern const struct vb2_ops cx23885_vbi_qops;
 601 extern int cx23885_vbi_irq(struct cx23885_dev *dev, u32 status);
 602
 603 /* cx23885-i2c.c                                                */
 604 extern int cx23885_i2c_register(struct cx23885_i2c *bus);
 605 extern int cx23885_i2c_unregister(struct cx23885_i2c *bus);
 606 extern void cx23885_av_clk(struct cx23885_dev *dev, int enable);
 607
 608 /* ----------------------------------------------------------- */
 609 /* cx23885-417.c                                               */
 610 extern int cx23885_417_register(struct cx23885_dev *dev);
 611 extern void cx23885_417_unregister(struct cx23885_dev *dev);
 612 extern int cx23885_irq_417(struct cx23885_dev *dev, u32 status);
 613 extern void cx23885_417_check_encoder(struct cx23885_dev *dev);
 614 extern void cx23885_mc417_init(struct cx23885_dev *dev);
 615 extern int mc417_memory_read(struct cx23885_dev *dev, u32 address, u32 *value);
 616 extern int mc417_memory_write(struct cx23885_dev *dev, u32 address, u32 value);
 617 extern int mc417_register_read(struct cx23885_dev *dev,
 618                                 u16 address, u32 *value);
 619 extern int mc417_register_write(struct cx23885_dev *dev,
 620                                 u16 address, u32 value);
 621 extern void mc417_gpio_set(struct cx23885_dev *dev, u32 mask);
 622 extern void mc417_gpio_clear(struct cx23885_dev *dev, u32 mask);
 623 extern void mc417_gpio_enable(struct cx23885_dev *dev, u32 mask, int asoutput);
 624
 625 /* ----------------------------------------------------------- */
 626 /* cx23885-alsa.c                                             */
 627 extern struct cx23885_audio_dev *cx23885_audio_register(
 628                                         struct cx23885_dev *dev);
 629 extern void cx23885_audio_unregister(struct cx23885_dev *dev);
 630 extern int cx23885_audio_irq(struct cx23885_dev *dev, u32 status, u32 mask);
 631 extern int cx23885_risc_databuffer(struct pci_dev *pci,
 632                                    struct cx23885_riscmem *risc,
 633                                    struct scatterlist *sglist,
 634                                    unsigned int bpl,
 635                                    unsigned int lines,
 636                                    unsigned int lpi);
 637
 638 /* ----------------------------------------------------------- */
 639 /* tv norms                                                    */
 640
 641 static inline unsigned int norm_maxh(v4l2_std_id norm)
 642 {
 643         return (norm & V4L2_STD_525_60) ? 480 : 576;
 644 }