drivers/media/usb/cx231xx/cx231xx.h

   1 /*
   2    cx231xx.h - driver for Conexant Cx23100/101/102 USB video capture devices
   3
   4    Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
   5         Based on em28xx driver
   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 #ifndef _CX231XX_H
  23 #define _CX231XX_H
  24
  25 #include <linux/videodev2.h>
  26 #include <linux/types.h>
  27 #include <linux/ioctl.h>
  28 #include <linux/i2c.h>
  29 #include <linux/workqueue.h>
  30 #include <linux/mutex.h>
  31 #include <linux/usb.h>
  32
  33 #include <media/drv-intf/cx2341x.h>
  34
  35 #include <media/videobuf-vmalloc.h>
  36 #include <media/v4l2-device.h>
  37 #include <media/v4l2-ctrls.h>
  38 #include <media/v4l2-fh.h>
  39 #include <media/rc-core.h>
  40 #include <media/i2c/ir-kbd-i2c.h>
  41
  42 #include "cx231xx-reg.h"
  43 #include "cx231xx-pcb-cfg.h"
  44 #include "cx231xx-conf-reg.h"
  45
  46 #define DRIVER_NAME                     "cx231xx"
  47 #define PWR_SLEEP_INTERVAL              10
  48
  49 /* I2C addresses for control block in Cx231xx */
  50 #define     AFE_DEVICE_ADDRESS          0x60
  51 #define     I2S_BLK_DEVICE_ADDRESS      0x98
  52 #define     VID_BLK_I2C_ADDRESS         0x88
  53 #define     VERVE_I2C_ADDRESS           0x40
  54 #define     DIF_USE_BASEBAND            0xFFFFFFFF
  55
  56 /* Boards supported by driver */
  57 #define CX231XX_BOARD_UNKNOWN               0
  58 #define CX231XX_BOARD_CNXT_CARRAERA     1
  59 #define CX231XX_BOARD_CNXT_SHELBY       2
  60 #define CX231XX_BOARD_CNXT_RDE_253S     3
  61 #define CX231XX_BOARD_CNXT_RDU_253S     4
  62 #define CX231XX_BOARD_CNXT_VIDEO_GRABBER        5
  63 #define CX231XX_BOARD_CNXT_RDE_250      6
  64 #define CX231XX_BOARD_CNXT_RDU_250      7
  65 #define CX231XX_BOARD_HAUPPAUGE_EXETER  8
  66 #define CX231XX_BOARD_HAUPPAUGE_USBLIVE2 9
  67 #define CX231XX_BOARD_PV_PLAYTV_USB_HYBRID 10
  68 #define CX231XX_BOARD_PV_XCAPTURE_USB 11
  69 #define CX231XX_BOARD_KWORLD_UB430_USB_HYBRID 12
  70 #define CX231XX_BOARD_ICONBIT_U100 13
  71 #define CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL 14
  72 #define CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC 15
  73 #define CX231XX_BOARD_ELGATO_VIDEO_CAPTURE_V2 16
  74 #define CX231XX_BOARD_OTG102 17
  75 #define CX231XX_BOARD_KWORLD_UB445_USB_HYBRID 18
  76 #define CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx 19
  77 #define CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx 20
  78 #define CX231XX_BOARD_HAUPPAUGE_955Q 21
  79 #define CX231XX_BOARD_TERRATEC_GRABBY 22
  80 #define CX231XX_BOARD_EVROMEDIA_FULL_HYBRID_FULLHD 23
  81 #define CX231XX_BOARD_ASTROMETA_T2HYBRID 24
  82 #define CX231XX_BOARD_THE_IMAGING_SOURCE_DFG_USB2_PRO 25
  83 #define CX231XX_BOARD_HAUPPAUGE_935C 26
  84 #define CX231XX_BOARD_HAUPPAUGE_975 27
  85
  86 /* Limits minimum and default number of buffers */
  87 #define CX231XX_MIN_BUF                 4
  88 #define CX231XX_DEF_BUF                 12
  89 #define CX231XX_DEF_VBI_BUF             6
  90
  91 #define VBI_LINE_COUNT                  17
  92 #define VBI_LINE_LENGTH                 1440
  93
  94 /*Limits the max URB message size */
  95 #define URB_MAX_CTRL_SIZE               80
  96
  97 /* Params for validated field */
  98 #define CX231XX_BOARD_NOT_VALIDATED     1
  99 #define CX231XX_BOARD_VALIDATED         0
 100
 101 /* maximum number of cx231xx boards */
 102 #define CX231XX_MAXBOARDS               8
 103
 104 /* maximum number of frames that can be queued */
 105 #define CX231XX_NUM_FRAMES              5
 106
 107 /* number of buffers for isoc transfers */
 108 #define CX231XX_NUM_BUFS                8
 109
 110 /* number of packets for each buffer
 111    windows requests only 40 packets .. so we better do the same
 112    this is what I found out for all alternate numbers there!
 113  */
 114 #define CX231XX_NUM_PACKETS             40
 115
 116 /* default alternate; 0 means choose the best */
 117 #define CX231XX_PINOUT                  0
 118
 119 #define CX231XX_INTERLACED_DEFAULT      1
 120
 121 /* time to wait when stopping the isoc transfer */
 122 #define CX231XX_URB_TIMEOUT             \
 123                 msecs_to_jiffies(CX231XX_NUM_BUFS * CX231XX_NUM_PACKETS)
 124
 125 #define CX231xx_NORMS (\
 126         V4L2_STD_NTSC_M |  V4L2_STD_NTSC_M_JP |  V4L2_STD_NTSC_443 | \
 127         V4L2_STD_PAL_BG |  V4L2_STD_PAL_DK    |  V4L2_STD_PAL_I    | \
 128         V4L2_STD_PAL_M  |  V4L2_STD_PAL_N     |  V4L2_STD_PAL_Nc   | \
 129         V4L2_STD_PAL_60 |  V4L2_STD_SECAM_L   |  V4L2_STD_SECAM_DK)
 130
 131 #define SLEEP_S5H1432    30
 132 #define CX23417_OSC_EN   8
 133 #define CX23417_RESET    9
 134
 135 struct cx23417_fmt {
 136         char  *name;
 137         u32   fourcc;          /* v4l2 format id */
 138         int   depth;
 139         int   flags;
 140         u32   cxformat;
 141 };
 142 enum cx231xx_mode {
 143         CX231XX_SUSPEND,
 144         CX231XX_ANALOG_MODE,
 145         CX231XX_DIGITAL_MODE,
 146 };
 147
 148 enum cx231xx_std_mode {
 149         CX231XX_TV_AIR = 0,
 150         CX231XX_TV_CABLE
 151 };
 152
 153 enum cx231xx_stream_state {
 154         STREAM_OFF,
 155         STREAM_INTERRUPT,
 156         STREAM_ON,
 157 };
 158
 159 struct cx231xx;
 160
 161 struct cx231xx_isoc_ctl {
 162         /* max packet size of isoc transaction */
 163         int max_pkt_size;
 164
 165         /* number of allocated urbs */
 166         int num_bufs;
 167
 168         /* urb for isoc transfers */
 169         struct urb **urb;
 170
 171         /* transfer buffers for isoc transfer */
 172         char **transfer_buffer;
 173
 174         /* Last buffer command and region */
 175         u8 cmd;
 176         int pos, size, pktsize;
 177
 178         /* Last field: ODD or EVEN? */
 179         int field;
 180
 181         /* Stores incomplete commands */
 182         u32 tmp_buf;
 183         int tmp_buf_len;
 184
 185         /* Stores already requested buffers */
 186         struct cx231xx_buffer *buf;
 187
 188         /* Stores the number of received fields */
 189         int nfields;
 190
 191         /* isoc urb callback */
 192         int (*isoc_copy) (struct cx231xx *dev, struct urb *urb);
 193 };
 194
 195 struct cx231xx_bulk_ctl {
 196         /* max packet size of bulk transaction */
 197         int max_pkt_size;
 198
 199         /* number of allocated urbs */
 200         int num_bufs;
 201
 202         /* urb for bulk transfers */
 203         struct urb **urb;
 204
 205         /* transfer buffers for bulk transfer */
 206         char **transfer_buffer;
 207
 208         /* Last buffer command and region */
 209         u8 cmd;
 210         int pos, size, pktsize;
 211
 212         /* Last field: ODD or EVEN? */
 213         int field;
 214
 215         /* Stores incomplete commands */
 216         u32 tmp_buf;
 217         int tmp_buf_len;
 218
 219         /* Stores already requested buffers */
 220         struct cx231xx_buffer *buf;
 221
 222         /* Stores the number of received fields */
 223         int nfields;
 224
 225         /* bulk urb callback */
 226         int (*bulk_copy) (struct cx231xx *dev, struct urb *urb);
 227 };
 228
 229 struct cx231xx_fmt {
 230         char *name;
 231         u32 fourcc;             /* v4l2 format id */
 232         int depth;
 233         int reg;
 234 };
 235
 236 /* buffer for one video frame */
 237 struct cx231xx_buffer {
 238         /* common v4l buffer stuff -- must be first */
 239         struct videobuf_buffer vb;
 240
 241         struct list_head frame;
 242         int top_field;
 243         int receiving;
 244 };
 245
 246 enum ps_package_head {
 247         CX231XX_NEED_ADD_PS_PACKAGE_HEAD = 0,
 248         CX231XX_NONEED_PS_PACKAGE_HEAD
 249 };
 250
 251 struct cx231xx_dmaqueue {
 252         struct list_head active;
 253         struct list_head queued;
 254
 255         wait_queue_head_t wq;
 256
 257         /* Counters to control buffer fill */
 258         int pos;
 259         u8 is_partial_line;
 260         u8 partial_buf[8];
 261         u8 last_sav;
 262         int current_field;
 263         u32 bytes_left_in_line;
 264         u32 lines_completed;
 265         u8 field1_done;
 266         u32 lines_per_field;
 267
 268         /*Mpeg2 control buffer*/
 269         u8 *p_left_data;
 270         u32 left_data_count;
 271         u8 mpeg_buffer_done;
 272         u32 mpeg_buffer_completed;
 273         enum ps_package_head add_ps_package_head;
 274         char ps_head[10];
 275 };
 276
 277 /* inputs */
 278
 279 #define MAX_CX231XX_INPUT               4
 280
 281 enum cx231xx_itype {
 282         CX231XX_VMUX_COMPOSITE1 = 1,
 283         CX231XX_VMUX_SVIDEO,
 284         CX231XX_VMUX_TELEVISION,
 285         CX231XX_VMUX_CABLE,
 286         CX231XX_RADIO,
 287         CX231XX_VMUX_DVB,
 288 };
 289
 290 enum cx231xx_v_input {
 291         CX231XX_VIN_1_1 = 0x1,
 292         CX231XX_VIN_2_1,
 293         CX231XX_VIN_3_1,
 294         CX231XX_VIN_4_1,
 295         CX231XX_VIN_1_2 = 0x01,
 296         CX231XX_VIN_2_2,
 297         CX231XX_VIN_3_2,
 298         CX231XX_VIN_1_3 = 0x1,
 299         CX231XX_VIN_2_3,
 300         CX231XX_VIN_3_3,
 301 };
 302
 303 /* cx231xx has two audio inputs: tuner and line in */
 304 enum cx231xx_amux {
 305         /* This is the only entry for cx231xx tuner input */
 306         CX231XX_AMUX_VIDEO,     /* cx231xx tuner */
 307         CX231XX_AMUX_LINE_IN,   /* Line In */
 308 };
 309
 310 struct cx231xx_reg_seq {
 311         unsigned char bit;
 312         unsigned char val;
 313         int sleep;
 314 };
 315
 316 struct cx231xx_input {
 317         enum cx231xx_itype type;
 318         unsigned int vmux;
 319         enum cx231xx_amux amux;
 320         struct cx231xx_reg_seq *gpio;
 321 };
 322
 323 #define INPUT(nr) (&cx231xx_boards[dev->model].input[nr])
 324
 325 enum cx231xx_decoder {
 326         CX231XX_NODECODER,
 327         CX231XX_AVDECODER
 328 };
 329
 330 enum CX231XX_I2C_MASTER_PORT {
 331         I2C_0 = 0,       /* master 0 - internal connection */
 332         I2C_1 = 1,       /* master 1 - used with mux */
 333         I2C_2 = 2,       /* master 2 */
 334         I2C_1_MUX_1 = 3, /* master 1 - port 1 (I2C_DEMOD_EN = 0) */
 335         I2C_1_MUX_3 = 4  /* master 1 - port 3 (I2C_DEMOD_EN = 1) */
 336 };
 337
 338 struct cx231xx_board {
 339         char *name;
 340         int vchannels;
 341         int tuner_type;
 342         int tuner_addr;
 343         v4l2_std_id norm;       /* tv norm */
 344
 345         /* demod related */
 346         int demod_addr;
 347         int demod_addr2;
 348         u8 demod_xfer_mode;     /* 0 - Serial; 1 - parallel */
 349
 350         /* GPIO Pins */
 351         struct cx231xx_reg_seq *dvb_gpio;
 352         struct cx231xx_reg_seq *suspend_gpio;
 353         struct cx231xx_reg_seq *tuner_gpio;
 354                 /* Negative means don't use it */
 355         s8 tuner_sif_gpio;
 356         s8 tuner_scl_gpio;
 357         s8 tuner_sda_gpio;
 358
 359         /* PIN ctrl */
 360         u32 ctl_pin_status_mask;
 361         u8 agc_analog_digital_select_gpio;
 362         u32 gpio_pin_status_mask;
 363
 364         /* i2c masters */
 365         u8 tuner_i2c_master;
 366         u8 demod_i2c_master;
 367         u8 ir_i2c_master;
 368
 369         /* for devices with I2C chips for IR */
 370         char *rc_map_name;
 371
 372         unsigned int max_range_640_480:1;
 373         unsigned int has_dvb:1;
 374         unsigned int has_417:1;
 375         unsigned int valid:1;
 376         unsigned int no_alt_vanc:1;
 377         unsigned int external_av:1;
 378
 379         unsigned char xclk, i2c_speed;
 380
 381         enum cx231xx_decoder decoder;
 382         int output_mode;
 383
 384         struct cx231xx_input input[MAX_CX231XX_INPUT];
 385         struct cx231xx_input radio;
 386         struct rc_map *ir_codes;
 387 };
 388
 389 /* device states */
 390 enum cx231xx_dev_state {
 391         DEV_INITIALIZED = 0x01,
 392         DEV_DISCONNECTED = 0x02,
 393 };
 394
 395 enum AFE_MODE {
 396         AFE_MODE_LOW_IF,
 397         AFE_MODE_BASEBAND,
 398         AFE_MODE_EU_HI_IF,
 399         AFE_MODE_US_HI_IF,
 400         AFE_MODE_JAPAN_HI_IF
 401 };
 402
 403 enum AUDIO_INPUT {
 404         AUDIO_INPUT_MUTE,
 405         AUDIO_INPUT_LINE,
 406         AUDIO_INPUT_TUNER_TV,
 407         AUDIO_INPUT_SPDIF,
 408         AUDIO_INPUT_TUNER_FM
 409 };
 410
 411 #define CX231XX_AUDIO_BUFS              5
 412 #define CX231XX_NUM_AUDIO_PACKETS       16
 413 #define CX231XX_ISO_NUM_AUDIO_PACKETS   64
 414
 415 /* cx231xx extensions */
 416 #define CX231XX_AUDIO                   0x10
 417 #define CX231XX_DVB                     0x20
 418
 419 struct cx231xx_audio {
 420         char name[50];
 421         char *transfer_buffer[CX231XX_AUDIO_BUFS];
 422         struct urb *urb[CX231XX_AUDIO_BUFS];
 423         struct usb_device *udev;
 424         unsigned int capture_transfer_done;
 425         struct snd_pcm_substream *capture_pcm_substream;
 426
 427         unsigned int hwptr_done_capture;
 428         struct snd_card *sndcard;
 429
 430         int users, shutdown;
 431         /* locks */
 432         spinlock_t slock;
 433
 434         int alt;                /* alternate */
 435         int max_pkt_size;       /* max packet size of isoc transaction */
 436         int num_alt;            /* Number of alternative settings */
 437         unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
 438         u16 end_point_addr;
 439 };
 440
 441 struct cx231xx;
 442
 443 struct cx231xx_fh {
 444         struct v4l2_fh fh;
 445         struct cx231xx *dev;
 446         unsigned int stream_on:1;       /* Locks streams */
 447         enum v4l2_buf_type type;
 448
 449         struct videobuf_queue vb_vidq;
 450
 451         /* vbi capture */
 452         struct videobuf_queue      vidq;
 453         struct videobuf_queue      vbiq;
 454
 455         /* MPEG Encoder specifics ONLY */
 456
 457         atomic_t                   v4l_reading;
 458 };
 459
 460 /*****************************************************************/
 461 /* set/get i2c */
 462 /* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */
 463 #define I2C_SPEED_1M            0x0
 464 #define I2C_SPEED_400K          0x1
 465 #define I2C_SPEED_100K          0x2
 466 #define I2C_SPEED_5M            0x3
 467
 468 /* 0-- STOP transaction */
 469 #define I2C_STOP                0x0
 470 /* 1-- do not transmit STOP at end of transaction */
 471 #define I2C_NOSTOP              0x1
 472 /* 1--allow slave to insert clock wait states */
 473 #define I2C_SYNC                0x1
 474
 475 struct cx231xx_i2c {
 476         struct cx231xx *dev;
 477
 478         int nr;
 479
 480         /* i2c i/o */
 481         struct i2c_adapter i2c_adap;
 482         int i2c_rc;
 483
 484         /* different settings for each bus */
 485         u8 i2c_period;
 486         u8 i2c_nostop;
 487         u8 i2c_reserve;
 488 };
 489
 490 struct cx231xx_i2c_xfer_data {
 491         u8 dev_addr;
 492         u8 direction;           /* 1 - IN, 0 - OUT */
 493         u8 saddr_len;           /* sub address len */
 494         u16 saddr_dat;          /* sub addr data */
 495         u8 buf_size;            /* buffer size */
 496         u8 *p_buffer;           /* pointer to the buffer */
 497 };
 498
 499 struct VENDOR_REQUEST_IN {
 500         u8 bRequest;
 501         u16 wValue;
 502         u16 wIndex;
 503         u16 wLength;
 504         u8 direction;
 505         u8 bData;
 506         u8 *pBuff;
 507 };
 508
 509 struct cx231xx_tvnorm {
 510         char            *name;
 511         v4l2_std_id     id;
 512         u32             cxiformat;
 513         u32             cxoformat;
 514 };
 515
 516 enum TRANSFER_TYPE {
 517         Raw_Video = 0,
 518         Audio,
 519         Vbi,                    /* VANC */
 520         Sliced_cc,              /* HANC */
 521         TS1_serial_mode,
 522         TS2,
 523         TS1_parallel_mode
 524 } ;
 525
 526 struct cx231xx_video_mode {
 527         /* Isoc control struct */
 528         struct cx231xx_dmaqueue vidq;
 529         struct cx231xx_isoc_ctl isoc_ctl;
 530         struct cx231xx_bulk_ctl bulk_ctl;
 531         /* locks */
 532         spinlock_t slock;
 533
 534         /* usb transfer */
 535         int alt;                /* alternate */
 536         int max_pkt_size;       /* max packet size of isoc transaction */
 537         int num_alt;            /* Number of alternative settings */
 538         unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
 539         u16 end_point_addr;
 540 };
 541
 542 struct cx231xx_tsport {
 543         struct cx231xx *dev;
 544
 545         int                        nr;
 546         int                        sram_chno;
 547
 548         /* dma queues */
 549
 550         u32                        ts_packet_size;
 551         u32                        ts_packet_count;
 552
 553         int                        width;
 554         int                        height;
 555
 556         /* locks */
 557         spinlock_t                 slock;
 558
 559         /* registers */
 560         u32                        reg_gpcnt;
 561         u32                        reg_gpcnt_ctl;
 562         u32                        reg_dma_ctl;
 563         u32                        reg_lngth;
 564         u32                        reg_hw_sop_ctrl;
 565         u32                        reg_gen_ctrl;
 566         u32                        reg_bd_pkt_status;
 567         u32                        reg_sop_status;
 568         u32                        reg_fifo_ovfl_stat;
 569         u32                        reg_vld_misc;
 570         u32                        reg_ts_clk_en;
 571         u32                        reg_ts_int_msk;
 572         u32                        reg_ts_int_stat;
 573         u32                        reg_src_sel;
 574
 575         /* Default register vals */
 576         int                        pci_irqmask;
 577         u32                        dma_ctl_val;
 578         u32                        ts_int_msk_val;
 579         u32                        gen_ctrl_val;
 580         u32                        ts_clk_en_val;
 581         u32                        src_sel_val;
 582         u32                        vld_misc_val;
 583         u32                        hw_sop_ctrl_val;
 584
 585         /* Allow a single tsport to have multiple frontends */
 586         u32                        num_frontends;
 587         void                       *port_priv;
 588 };
 589
 590 /* main device struct */
 591 struct cx231xx {
 592         /* generic device properties */
 593         char name[30];          /* name (including minor) of the device */
 594         int model;              /* index in the device_data struct */
 595         int devno;              /* marks the number of this device */
 596         struct device *dev;     /* pointer to USB interface's dev */
 597
 598         struct cx231xx_board board;
 599
 600         /* For I2C IR support */
 601         struct IR_i2c_init_data    init_data;
 602         struct i2c_client          *ir_i2c_client;
 603
 604         unsigned int stream_on:1;       /* Locks streams */
 605         unsigned int vbi_stream_on:1;   /* Locks streams for VBI */
 606         unsigned int has_audio_class:1;
 607         unsigned int has_alsa_audio:1;
 608
 609         unsigned int i2c_scan_running:1; /* true only during i2c_scan */
 610
 611         struct cx231xx_fmt *format;
 612
 613         struct v4l2_device v4l2_dev;
 614         struct v4l2_subdev *sd_cx25840;
 615         struct v4l2_subdev *sd_tuner;
 616         struct v4l2_ctrl_handler ctrl_handler;
 617         struct v4l2_ctrl_handler radio_ctrl_handler;
 618         struct cx2341x_handler mpeg_ctrl_handler;
 619
 620         struct work_struct wq_trigger;          /* Trigger to start/stop audio for alsa module */
 621         atomic_t           stream_started;      /* stream should be running if true */
 622
 623         struct list_head devlist;
 624
 625         int tuner_type;         /* type of the tuner */
 626         int tuner_addr;         /* tuner address */
 627
 628         /* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
 629         struct cx231xx_i2c i2c_bus[3];
 630         struct i2c_mux_core *muxc;
 631         struct i2c_adapter *i2c_mux_adap[2];
 632
 633         unsigned int xc_fw_load_done:1;
 634         unsigned int port_3_switch_enabled:1;
 635         /* locks */
 636         struct mutex gpio_i2c_lock;
 637         struct mutex i2c_lock;
 638
 639         /* video for linux */
 640         int users;              /* user count for exclusive use */
 641         struct video_device vdev;       /* video for linux device struct */
 642         v4l2_std_id norm;       /* selected tv norm */
 643         int ctl_freq;           /* selected frequency */
 644         unsigned int ctl_ainput;        /* selected audio input */
 645
 646         /* frame properties */
 647         int width;              /* current frame width */
 648         int height;             /* current frame height */
 649         int interlaced;         /* 1=interlace fileds, 0=just top fileds */
 650
 651         struct cx231xx_audio adev;
 652
 653         /* states */
 654         enum cx231xx_dev_state state;
 655
 656         struct work_struct request_module_wk;
 657
 658         /* locks */
 659         struct mutex lock;
 660         struct mutex ctrl_urb_lock;     /* protects urb_buf */
 661         struct list_head inqueue, outqueue;
 662         wait_queue_head_t open, wait_frame, wait_stream;
 663         struct video_device vbi_dev;
 664         struct video_device radio_dev;
 665
 666 #if defined(CONFIG_MEDIA_CONTROLLER)
 667         struct media_device *media_dev;
 668         struct media_pad video_pad, vbi_pad;
 669         struct media_entity input_ent[MAX_CX231XX_INPUT];
 670         struct media_pad input_pad[MAX_CX231XX_INPUT];
 671 #endif
 672
 673         unsigned char eedata[256];
 674
 675         struct cx231xx_video_mode video_mode;
 676         struct cx231xx_video_mode vbi_mode;
 677         struct cx231xx_video_mode sliced_cc_mode;
 678         struct cx231xx_video_mode ts1_mode;
 679
 680         atomic_t devlist_count;
 681
 682         struct usb_device *udev;        /* the usb device */
 683         char urb_buf[URB_MAX_CTRL_SIZE];        /* urb control msg buffer */
 684
 685         /* helper funcs that call usb_control_msg */
 686         int (*cx231xx_read_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
 687                                       char *buf, int len);
 688         int (*cx231xx_write_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
 689                                        char *buf, int len);
 690         int (*cx231xx_send_usb_command) (struct cx231xx_i2c *i2c_bus,
 691                                 struct cx231xx_i2c_xfer_data *req_data);
 692         int (*cx231xx_gpio_i2c_read) (struct cx231xx *dev, u8 dev_addr,
 693                                       u8 *buf, u8 len);
 694         int (*cx231xx_gpio_i2c_write) (struct cx231xx *dev, u8 dev_addr,
 695                                        u8 *buf, u8 len);
 696
 697         int (*cx231xx_set_analog_freq) (struct cx231xx *dev, u32 freq);
 698         int (*cx231xx_reset_analog_tuner) (struct cx231xx *dev);
 699
 700         enum cx231xx_mode mode;
 701
 702         struct cx231xx_dvb *dvb;
 703
 704         /* Cx231xx supported PCB config's */
 705         struct pcb_config current_pcb_config;
 706         u8 current_scenario_idx;
 707         u8 interface_count;
 708         u8 max_iad_interface_count;
 709
 710         /* GPIO related register direction and values */
 711         u32 gpio_dir;
 712         u32 gpio_val;
 713
 714         /* Power Modes */
 715         int power_mode;
 716
 717         /* afe parameters */
 718         enum AFE_MODE afe_mode;
 719         u32 afe_ref_count;
 720
 721         /* video related parameters */
 722         u32 video_input;
 723         u32 active_mode;
 724         u8 vbi_or_sliced_cc_mode;       /* 0 - vbi ; 1 - sliced cc mode */
 725         enum cx231xx_std_mode std_mode; /* 0 - Air; 1 - cable */
 726
 727         /*mode: digital=1 or analog=0*/
 728         u8 mode_tv;
 729
 730         u8 USE_ISO;
 731         struct cx231xx_tvnorm      encodernorm;
 732         struct cx231xx_tsport      ts1, ts2;
 733         struct video_device        v4l_device;
 734         atomic_t                   v4l_reader_count;
 735         u32                        freq;
 736         unsigned int               input;
 737         u32                        cx23417_mailbox;
 738         u32                        __iomem *lmmio;
 739         u8                         __iomem *bmmio;
 740 };
 741
 742 extern struct list_head cx231xx_devlist;
 743
 744 #define cx25840_call(cx231xx, o, f, args...) \
 745         v4l2_subdev_call(cx231xx->sd_cx25840, o, f, ##args)
 746 #define tuner_call(cx231xx, o, f, args...) \
 747         v4l2_subdev_call(cx231xx->sd_tuner, o, f, ##args)
 748 #define call_all(dev, o, f, args...) \
 749         v4l2_device_call_until_err(&dev->v4l2_dev, 0, o, f, ##args)
 750
 751 struct cx231xx_ops {
 752         struct list_head next;
 753         char *name;
 754         int id;
 755         int (*init) (struct cx231xx *);
 756         int (*fini) (struct cx231xx *);
 757 };
 758
 759 /* call back functions in dvb module */
 760 int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq);
 761 int cx231xx_reset_analog_tuner(struct cx231xx *dev);
 762
 763 /* Provided by cx231xx-i2c.c */
 764 void cx231xx_do_i2c_scan(struct cx231xx *dev, int i2c_port);
 765 int cx231xx_i2c_register(struct cx231xx_i2c *bus);
 766 void cx231xx_i2c_unregister(struct cx231xx_i2c *bus);
 767 int cx231xx_i2c_mux_create(struct cx231xx *dev);
 768 int cx231xx_i2c_mux_register(struct cx231xx *dev, int mux_no);
 769 void cx231xx_i2c_mux_unregister(struct cx231xx *dev);
 770 struct i2c_adapter *cx231xx_get_i2c_adap(struct cx231xx *dev, int i2c_port);
 771
 772 /* Internal block control functions */
 773 int cx231xx_read_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
 774                  u8 saddr_len, u32 *data, u8 data_len, int master);
 775 int cx231xx_write_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
 776                  u8 saddr_len, u32 data, u8 data_len, int master);
 777 int cx231xx_read_i2c_data(struct cx231xx *dev, u8 dev_addr,
 778                           u16 saddr, u8 saddr_len, u32 *data, u8 data_len);
 779 int cx231xx_write_i2c_data(struct cx231xx *dev, u8 dev_addr,
 780                            u16 saddr, u8 saddr_len, u32 data, u8 data_len);
 781 int cx231xx_reg_mask_write(struct cx231xx *dev, u8 dev_addr, u8 size,
 782                            u16 register_address, u8 bit_start, u8 bit_end,
 783                            u32 value);
 784 int cx231xx_read_modify_write_i2c_dword(struct cx231xx *dev, u8 dev_addr,
 785                                         u16 saddr, u32 mask, u32 value);
 786 u32 cx231xx_set_field(u32 field_mask, u32 data);
 787
 788 /*verve r/w*/
 789 void initGPIO(struct cx231xx *dev);
 790 void uninitGPIO(struct cx231xx *dev);
 791 /* afe related functions */
 792 int cx231xx_afe_init_super_block(struct cx231xx *dev, u32 ref_count);
 793 int cx231xx_afe_init_channels(struct cx231xx *dev);
 794 int cx231xx_afe_setup_AFE_for_baseband(struct cx231xx *dev);
 795 int cx231xx_afe_set_input_mux(struct cx231xx *dev, u32 input_mux);
 796 int cx231xx_afe_set_mode(struct cx231xx *dev, enum AFE_MODE mode);
 797 int cx231xx_afe_update_power_control(struct cx231xx *dev,
 798                                         enum AV_MODE avmode);
 799 int cx231xx_afe_adjust_ref_count(struct cx231xx *dev, u32 video_input);
 800
 801 /* i2s block related functions */
 802 int cx231xx_i2s_blk_initialize(struct cx231xx *dev);
 803 int cx231xx_i2s_blk_update_power_control(struct cx231xx *dev,
 804                                         enum AV_MODE avmode);
 805 int cx231xx_i2s_blk_set_audio_input(struct cx231xx *dev, u8 audio_input);
 806
 807 /* DIF related functions */
 808 int cx231xx_dif_configure_C2HH_for_low_IF(struct cx231xx *dev, u32 mode,
 809                                           u32 function_mode, u32 standard);
 810 void cx231xx_set_Colibri_For_LowIF(struct cx231xx *dev, u32 if_freq,
 811                                          u8 spectral_invert, u32 mode);
 812 u32 cx231xx_Get_Colibri_CarrierOffset(u32 mode, u32 standerd);
 813 void cx231xx_set_DIF_bandpass(struct cx231xx *dev, u32 if_freq,
 814                                          u8 spectral_invert, u32 mode);
 815 void cx231xx_Setup_AFE_for_LowIF(struct cx231xx *dev);
 816 void reset_s5h1432_demod(struct cx231xx *dev);
 817 void cx231xx_dump_HH_reg(struct cx231xx *dev);
 818 void update_HH_register_after_set_DIF(struct cx231xx *dev);
 819
 820
 821
 822 int cx231xx_dif_set_standard(struct cx231xx *dev, u32 standard);
 823 int cx231xx_tuner_pre_channel_change(struct cx231xx *dev);
 824 int cx231xx_tuner_post_channel_change(struct cx231xx *dev);
 825
 826 /* video parser functions */
 827 u8 cx231xx_find_next_SAV_EAV(u8 *p_buffer, u32 buffer_size,
 828                              u32 *p_bytes_used);
 829 u8 cx231xx_find_boundary_SAV_EAV(u8 *p_buffer, u8 *partial_buf,
 830                                  u32 *p_bytes_used);
 831 int cx231xx_do_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
 832                     u8 *p_buffer, u32 bytes_to_copy);
 833 void cx231xx_reset_video_buffer(struct cx231xx *dev,
 834                                 struct cx231xx_dmaqueue *dma_q);
 835 u8 cx231xx_is_buffer_done(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q);
 836 u32 cx231xx_copy_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
 837                             u8 *p_line, u32 length, int field_number);
 838 u32 cx231xx_get_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
 839                            u8 sav_eav, u8 *p_buffer, u32 buffer_size);
 840 void cx231xx_swab(u16 *from, u16 *to, u16 len);
 841
 842 /* Provided by cx231xx-core.c */
 843
 844 u32 cx231xx_request_buffers(struct cx231xx *dev, u32 count);
 845 void cx231xx_queue_unusedframes(struct cx231xx *dev);
 846 void cx231xx_release_buffers(struct cx231xx *dev);
 847
 848 /* read from control pipe */
 849 int cx231xx_read_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
 850                           char *buf, int len);
 851
 852 /* write to control pipe */
 853 int cx231xx_write_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
 854                            char *buf, int len);
 855 int cx231xx_mode_register(struct cx231xx *dev, u16 address, u32 mode);
 856
 857 int cx231xx_send_vendor_cmd(struct cx231xx *dev,
 858                                 struct VENDOR_REQUEST_IN *ven_req);
 859 int cx231xx_send_usb_command(struct cx231xx_i2c *i2c_bus,
 860                                 struct cx231xx_i2c_xfer_data *req_data);
 861
 862 /* Gpio related functions */
 863 int cx231xx_send_gpio_cmd(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val,
 864                           u8 len, u8 request, u8 direction);
 865 int cx231xx_set_gpio_value(struct cx231xx *dev, int pin_number, int pin_value);
 866 int cx231xx_set_gpio_direction(struct cx231xx *dev, int pin_number,
 867                                int pin_value);
 868
 869 int cx231xx_gpio_i2c_start(struct cx231xx *dev);
 870 int cx231xx_gpio_i2c_end(struct cx231xx *dev);
 871 int cx231xx_gpio_i2c_write_byte(struct cx231xx *dev, u8 data);
 872 int cx231xx_gpio_i2c_read_byte(struct cx231xx *dev, u8 *buf);
 873 int cx231xx_gpio_i2c_read_ack(struct cx231xx *dev);
 874 int cx231xx_gpio_i2c_write_ack(struct cx231xx *dev);
 875 int cx231xx_gpio_i2c_write_nak(struct cx231xx *dev);
 876
 877 int cx231xx_gpio_i2c_read(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
 878 int cx231xx_gpio_i2c_write(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
 879
 880 /* audio related functions */
 881 int cx231xx_set_audio_decoder_input(struct cx231xx *dev,
 882                                     enum AUDIO_INPUT audio_input);
 883
 884 int cx231xx_capture_start(struct cx231xx *dev, int start, u8 media_type);
 885 int cx231xx_set_video_alternate(struct cx231xx *dev);
 886 int cx231xx_set_alt_setting(struct cx231xx *dev, u8 index, u8 alt);
 887 int is_fw_load(struct cx231xx *dev);
 888 int cx231xx_check_fw(struct cx231xx *dev);
 889 int cx231xx_init_isoc(struct cx231xx *dev, int max_packets,
 890                       int num_bufs, int max_pkt_size,
 891                       int (*isoc_copy) (struct cx231xx *dev,
 892                                         struct urb *urb));
 893 int cx231xx_init_bulk(struct cx231xx *dev, int max_packets,
 894                       int num_bufs, int max_pkt_size,
 895                       int (*bulk_copy) (struct cx231xx *dev,
 896                                         struct urb *urb));
 897 void cx231xx_stop_TS1(struct cx231xx *dev);
 898 void cx231xx_start_TS1(struct cx231xx *dev);
 899 void cx231xx_uninit_isoc(struct cx231xx *dev);
 900 void cx231xx_uninit_bulk(struct cx231xx *dev);
 901 int cx231xx_set_mode(struct cx231xx *dev, enum cx231xx_mode set_mode);
 902 int cx231xx_unmute_audio(struct cx231xx *dev);
 903 int cx231xx_ep5_bulkout(struct cx231xx *dev, u8 *firmware, u16 size);
 904 void cx231xx_disable656(struct cx231xx *dev);
 905 void cx231xx_enable656(struct cx231xx *dev);
 906 int cx231xx_demod_reset(struct cx231xx *dev);
 907 int cx231xx_gpio_set(struct cx231xx *dev, struct cx231xx_reg_seq *gpio);
 908
 909 /* Device list functions */
 910 void cx231xx_release_resources(struct cx231xx *dev);
 911 void cx231xx_release_analog_resources(struct cx231xx *dev);
 912 int cx231xx_register_analog_devices(struct cx231xx *dev);
 913 void cx231xx_remove_from_devlist(struct cx231xx *dev);
 914 void cx231xx_add_into_devlist(struct cx231xx *dev);
 915 void cx231xx_init_extension(struct cx231xx *dev);
 916 void cx231xx_close_extension(struct cx231xx *dev);
 917
 918 /* hardware init functions */
 919 int cx231xx_dev_init(struct cx231xx *dev);
 920 void cx231xx_dev_uninit(struct cx231xx *dev);
 921 void cx231xx_config_i2c(struct cx231xx *dev);
 922 int cx231xx_config(struct cx231xx *dev);
 923
 924 /* Stream control functions */
 925 int cx231xx_start_stream(struct cx231xx *dev, u32 ep_mask);
 926 int cx231xx_stop_stream(struct cx231xx *dev, u32 ep_mask);
 927
 928 int cx231xx_initialize_stream_xfer(struct cx231xx *dev, u32 media_type);
 929
 930 /* Power control functions */
 931 int cx231xx_set_power_mode(struct cx231xx *dev, enum AV_MODE mode);
 932 int cx231xx_power_suspend(struct cx231xx *dev);
 933
 934 /* chip specific control functions */
 935 int cx231xx_init_ctrl_pin_status(struct cx231xx *dev);
 936 int cx231xx_set_agc_analog_digital_mux_select(struct cx231xx *dev,
 937                                               u8 analog_or_digital);
 938 int cx231xx_enable_i2c_port_3(struct cx231xx *dev, bool is_port_3);
 939
 940 /* video audio decoder related functions */
 941 void video_mux(struct cx231xx *dev, int index);
 942 int cx231xx_set_video_input_mux(struct cx231xx *dev, u8 input);
 943 int cx231xx_set_decoder_video_input(struct cx231xx *dev, u8 pin_type, u8 input);
 944 int cx231xx_do_mode_ctrl_overrides(struct cx231xx *dev);
 945 int cx231xx_set_audio_input(struct cx231xx *dev, u8 input);
 946
 947 /* Provided by cx231xx-video.c */
 948 int cx231xx_register_extension(struct cx231xx_ops *dev);
 949 void cx231xx_unregister_extension(struct cx231xx_ops *dev);
 950 void cx231xx_init_extension(struct cx231xx *dev);
 951 void cx231xx_close_extension(struct cx231xx *dev);
 952 void cx231xx_v4l2_create_entities(struct cx231xx *dev);
 953 int cx231xx_querycap(struct file *file, void *priv,
 954                            struct v4l2_capability *cap);
 955 int cx231xx_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t);
 956 int cx231xx_s_tuner(struct file *file, void *priv, const struct v4l2_tuner *t);
 957 int cx231xx_g_frequency(struct file *file, void *priv,
 958                               struct v4l2_frequency *f);
 959 int cx231xx_s_frequency(struct file *file, void *priv,
 960                               const struct v4l2_frequency *f);
 961 int cx231xx_enum_input(struct file *file, void *priv,
 962                              struct v4l2_input *i);
 963 int cx231xx_g_input(struct file *file, void *priv, unsigned int *i);
 964 int cx231xx_s_input(struct file *file, void *priv, unsigned int i);
 965 int cx231xx_g_chip_info(struct file *file, void *fh, struct v4l2_dbg_chip_info *chip);
 966 int cx231xx_g_register(struct file *file, void *priv,
 967                              struct v4l2_dbg_register *reg);
 968 int cx231xx_s_register(struct file *file, void *priv,
 969                              const struct v4l2_dbg_register *reg);
 970
 971 /* Provided by cx231xx-cards.c */
 972 extern void cx231xx_pre_card_setup(struct cx231xx *dev);
 973 extern void cx231xx_card_setup(struct cx231xx *dev);
 974 extern struct cx231xx_board cx231xx_boards[];
 975 extern struct usb_device_id cx231xx_id_table[];
 976 extern const unsigned int cx231xx_bcount;
 977 int cx231xx_tuner_callback(void *ptr, int component, int command, int arg);
 978
 979 /* cx23885-417.c                                               */
 980 extern int cx231xx_417_register(struct cx231xx *dev);
 981 extern void cx231xx_417_unregister(struct cx231xx *dev);
 982
 983 /* cx23885-input.c                                             */
 984
 985 #if defined(CONFIG_VIDEO_CX231XX_RC)
 986 int cx231xx_ir_init(struct cx231xx *dev);
 987 void cx231xx_ir_exit(struct cx231xx *dev);
 988 #else
 989 static inline int cx231xx_ir_init(struct cx231xx *dev)
 990 {
 991         return 0;
 992 }
 993 static inline void cx231xx_ir_exit(struct cx231xx *dev) {}
 994 #endif
 995
 996 static inline unsigned int norm_maxw(struct cx231xx *dev)
 997 {
 998         if (dev->board.max_range_640_480)
 999                 return 640;
1000         else
1001                 return 720;
1002 }
1003
1004 static inline unsigned int norm_maxh(struct cx231xx *dev)
1005 {
1006         if (dev->board.max_range_640_480)
1007                 return 480;
1008         else
1009                 return (dev->norm & V4L2_STD_625_50) ? 576 : 480;
1010 }
1011 #endif