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/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/ir-kbd-i2c.h>
  41 #include <media/videobuf-dvb.h>
  42
  43 #include "cx231xx-reg.h"
  44 #include "cx231xx-pcb-cfg.h"
  45 #include "cx231xx-conf-reg.h"
  46
  47 #define DRIVER_NAME                     "cx231xx"
  48 #define PWR_SLEEP_INTERVAL              10
  49
  50 /* I2C addresses for control block in Cx231xx */
  51 #define     AFE_DEVICE_ADDRESS          0x60
  52 #define     I2S_BLK_DEVICE_ADDRESS      0x98
  53 #define     VID_BLK_I2C_ADDRESS         0x88
  54 #define     VERVE_I2C_ADDRESS           0x40
  55 #define     DIF_USE_BASEBAND            0xFFFFFFFF
  56
  57 /* Boards supported by driver */
  58 #define CX231XX_BOARD_UNKNOWN               0
  59 #define CX231XX_BOARD_CNXT_CARRAERA     1
  60 #define CX231XX_BOARD_CNXT_SHELBY       2
  61 #define CX231XX_BOARD_CNXT_RDE_253S     3
  62 #define CX231XX_BOARD_CNXT_RDU_253S     4
  63 #define CX231XX_BOARD_CNXT_VIDEO_GRABBER        5
  64 #define CX231XX_BOARD_CNXT_RDE_250      6
  65 #define CX231XX_BOARD_CNXT_RDU_250      7
  66 #define CX231XX_BOARD_HAUPPAUGE_EXETER  8
  67 #define CX231XX_BOARD_HAUPPAUGE_USBLIVE2 9
  68 #define CX231XX_BOARD_PV_PLAYTV_USB_HYBRID 10
  69 #define CX231XX_BOARD_PV_XCAPTURE_USB 11
  70 #define CX231XX_BOARD_KWORLD_UB430_USB_HYBRID 12
  71 #define CX231XX_BOARD_ICONBIT_U100 13
  72 #define CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL 14
  73 #define CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC 15
  74 #define CX231XX_BOARD_ELGATO_VIDEO_CAPTURE_V2 16
  75 #define CX231XX_BOARD_OTG102 17
  76 #define CX231XX_BOARD_KWORLD_UB445_USB_HYBRID 18
  77 #define CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx 19
  78 #define CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx 20
  79 #define CX231XX_BOARD_HAUPPAUGE_955Q 21
  80 #define CX231XX_BOARD_TERRATEC_GRABBY 22
  81
  82 /* Limits minimum and default number of buffers */
  83 #define CX231XX_MIN_BUF                 4
  84 #define CX231XX_DEF_BUF                 12
  85 #define CX231XX_DEF_VBI_BUF             6
  86
  87 #define VBI_LINE_COUNT                  17
  88 #define VBI_LINE_LENGTH                 1440
  89
  90 /*Limits the max URB message size */
  91 #define URB_MAX_CTRL_SIZE               80
  92
  93 /* Params for validated field */
  94 #define CX231XX_BOARD_NOT_VALIDATED     1
  95 #define CX231XX_BOARD_VALIDATED         0
  96
  97 /* maximum number of cx231xx boards */
  98 #define CX231XX_MAXBOARDS               8
  99
 100 /* maximum number of frames that can be queued */
 101 #define CX231XX_NUM_FRAMES              5
 102
 103 /* number of buffers for isoc transfers */
 104 #define CX231XX_NUM_BUFS                8
 105
 106 /* number of packets for each buffer
 107    windows requests only 40 packets .. so we better do the same
 108    this is what I found out for all alternate numbers there!
 109  */
 110 #define CX231XX_NUM_PACKETS             40
 111
 112 /* default alternate; 0 means choose the best */
 113 #define CX231XX_PINOUT                  0
 114
 115 #define CX231XX_INTERLACED_DEFAULT      1
 116
 117 /* time to wait when stopping the isoc transfer */
 118 #define CX231XX_URB_TIMEOUT             \
 119                 msecs_to_jiffies(CX231XX_NUM_BUFS * CX231XX_NUM_PACKETS)
 120
 121 #define CX231xx_NORMS (\
 122         V4L2_STD_NTSC_M |  V4L2_STD_NTSC_M_JP |  V4L2_STD_NTSC_443 | \
 123         V4L2_STD_PAL_BG |  V4L2_STD_PAL_DK    |  V4L2_STD_PAL_I    | \
 124         V4L2_STD_PAL_M  |  V4L2_STD_PAL_N     |  V4L2_STD_PAL_Nc   | \
 125         V4L2_STD_PAL_60 |  V4L2_STD_SECAM_L   |  V4L2_STD_SECAM_DK)
 126
 127 #define SLEEP_S5H1432    30
 128 #define CX23417_OSC_EN   8
 129 #define CX23417_RESET    9
 130
 131 struct cx23417_fmt {
 132         char  *name;
 133         u32   fourcc;          /* v4l2 format id */
 134         int   depth;
 135         int   flags;
 136         u32   cxformat;
 137 };
 138 enum cx231xx_mode {
 139         CX231XX_SUSPEND,
 140         CX231XX_ANALOG_MODE,
 141         CX231XX_DIGITAL_MODE,
 142 };
 143
 144 enum cx231xx_std_mode {
 145         CX231XX_TV_AIR = 0,
 146         CX231XX_TV_CABLE
 147 };
 148
 149 enum cx231xx_stream_state {
 150         STREAM_OFF,
 151         STREAM_INTERRUPT,
 152         STREAM_ON,
 153 };
 154
 155 struct cx231xx;
 156
 157 struct cx231xx_isoc_ctl {
 158         /* max packet size of isoc transaction */
 159         int max_pkt_size;
 160
 161         /* number of allocated urbs */
 162         int num_bufs;
 163
 164         /* urb for isoc transfers */
 165         struct urb **urb;
 166
 167         /* transfer buffers for isoc transfer */
 168         char **transfer_buffer;
 169
 170         /* Last buffer command and region */
 171         u8 cmd;
 172         int pos, size, pktsize;
 173
 174         /* Last field: ODD or EVEN? */
 175         int field;
 176
 177         /* Stores incomplete commands */
 178         u32 tmp_buf;
 179         int tmp_buf_len;
 180
 181         /* Stores already requested buffers */
 182         struct cx231xx_buffer *buf;
 183
 184         /* Stores the number of received fields */
 185         int nfields;
 186
 187         /* isoc urb callback */
 188         int (*isoc_copy) (struct cx231xx *dev, struct urb *urb);
 189 };
 190
 191 struct cx231xx_bulk_ctl {
 192         /* max packet size of bulk transaction */
 193         int max_pkt_size;
 194
 195         /* number of allocated urbs */
 196         int num_bufs;
 197
 198         /* urb for bulk transfers */
 199         struct urb **urb;
 200
 201         /* transfer buffers for bulk transfer */
 202         char **transfer_buffer;
 203
 204         /* Last buffer command and region */
 205         u8 cmd;
 206         int pos, size, pktsize;
 207
 208         /* Last field: ODD or EVEN? */
 209         int field;
 210
 211         /* Stores incomplete commands */
 212         u32 tmp_buf;
 213         int tmp_buf_len;
 214
 215         /* Stores already requested buffers */
 216         struct cx231xx_buffer *buf;
 217
 218         /* Stores the number of received fields */
 219         int nfields;
 220
 221         /* bulk urb callback */
 222         int (*bulk_copy) (struct cx231xx *dev, struct urb *urb);
 223 };
 224
 225 struct cx231xx_fmt {
 226         char *name;
 227         u32 fourcc;             /* v4l2 format id */
 228         int depth;
 229         int reg;
 230 };
 231
 232 /* buffer for one video frame */
 233 struct cx231xx_buffer {
 234         /* common v4l buffer stuff -- must be first */
 235         struct videobuf_buffer vb;
 236
 237         struct list_head frame;
 238         int top_field;
 239         int receiving;
 240 };
 241
 242 enum ps_package_head {
 243         CX231XX_NEED_ADD_PS_PACKAGE_HEAD = 0,
 244         CX231XX_NONEED_PS_PACKAGE_HEAD
 245 };
 246
 247 struct cx231xx_dmaqueue {
 248         struct list_head active;
 249         struct list_head queued;
 250
 251         wait_queue_head_t wq;
 252
 253         /* Counters to control buffer fill */
 254         int pos;
 255         u8 is_partial_line;
 256         u8 partial_buf[8];
 257         u8 last_sav;
 258         int current_field;
 259         u32 bytes_left_in_line;
 260         u32 lines_completed;
 261         u8 field1_done;
 262         u32 lines_per_field;
 263
 264         /*Mpeg2 control buffer*/
 265         u8 *p_left_data;
 266         u32 left_data_count;
 267         u8 mpeg_buffer_done;
 268         u32 mpeg_buffer_completed;
 269         enum ps_package_head add_ps_package_head;
 270         char ps_head[10];
 271 };
 272
 273 /* inputs */
 274
 275 #define MAX_CX231XX_INPUT               4
 276
 277 enum cx231xx_itype {
 278         CX231XX_VMUX_COMPOSITE1 = 1,
 279         CX231XX_VMUX_SVIDEO,
 280         CX231XX_VMUX_TELEVISION,
 281         CX231XX_VMUX_CABLE,
 282         CX231XX_RADIO,
 283         CX231XX_VMUX_DVB,
 284         CX231XX_VMUX_DEBUG
 285 };
 286
 287 enum cx231xx_v_input {
 288         CX231XX_VIN_1_1 = 0x1,
 289         CX231XX_VIN_2_1,
 290         CX231XX_VIN_3_1,
 291         CX231XX_VIN_4_1,
 292         CX231XX_VIN_1_2 = 0x01,
 293         CX231XX_VIN_2_2,
 294         CX231XX_VIN_3_2,
 295         CX231XX_VIN_1_3 = 0x1,
 296         CX231XX_VIN_2_3,
 297         CX231XX_VIN_3_3,
 298 };
 299
 300 /* cx231xx has two audio inputs: tuner and line in */
 301 enum cx231xx_amux {
 302         /* This is the only entry for cx231xx tuner input */
 303         CX231XX_AMUX_VIDEO,     /* cx231xx tuner */
 304         CX231XX_AMUX_LINE_IN,   /* Line In */
 305 };
 306
 307 struct cx231xx_reg_seq {
 308         unsigned char bit;
 309         unsigned char val;
 310         int sleep;
 311 };
 312
 313 struct cx231xx_input {
 314         enum cx231xx_itype type;
 315         unsigned int vmux;
 316         enum cx231xx_amux amux;
 317         struct cx231xx_reg_seq *gpio;
 318 };
 319
 320 #define INPUT(nr) (&cx231xx_boards[dev->model].input[nr])
 321
 322 enum cx231xx_decoder {
 323         CX231XX_NODECODER,
 324         CX231XX_AVDECODER
 325 };
 326
 327 enum CX231XX_I2C_MASTER_PORT {
 328         I2C_0 = 0,       /* master 0 - internal connection */
 329         I2C_1 = 1,       /* master 1 - used with mux */
 330         I2C_2 = 2,       /* master 2 */
 331         I2C_1_MUX_1 = 3, /* master 1 - port 1 (I2C_DEMOD_EN = 0) */
 332         I2C_1_MUX_3 = 4  /* master 1 - port 3 (I2C_DEMOD_EN = 1) */
 333 };
 334
 335 struct cx231xx_board {
 336         char *name;
 337         int vchannels;
 338         int tuner_type;
 339         int tuner_addr;
 340         v4l2_std_id norm;       /* tv norm */
 341
 342         /* demod related */
 343         int demod_addr;
 344         u8 demod_xfer_mode;     /* 0 - Serial; 1 - parallel */
 345
 346         /* GPIO Pins */
 347         struct cx231xx_reg_seq *dvb_gpio;
 348         struct cx231xx_reg_seq *suspend_gpio;
 349         struct cx231xx_reg_seq *tuner_gpio;
 350                 /* Negative means don't use it */
 351         s8 tuner_sif_gpio;
 352         s8 tuner_scl_gpio;
 353         s8 tuner_sda_gpio;
 354
 355         /* PIN ctrl */
 356         u32 ctl_pin_status_mask;
 357         u8 agc_analog_digital_select_gpio;
 358         u32 gpio_pin_status_mask;
 359
 360         /* i2c masters */
 361         u8 tuner_i2c_master;
 362         u8 demod_i2c_master;
 363         u8 ir_i2c_master;
 364
 365         /* for devices with I2C chips for IR */
 366         char *rc_map_name;
 367
 368         unsigned int max_range_640_480:1;
 369         unsigned int has_dvb:1;
 370         unsigned int has_417:1;
 371         unsigned int valid:1;
 372         unsigned int no_alt_vanc:1;
 373         unsigned int external_av:1;
 374
 375         unsigned char xclk, i2c_speed;
 376
 377         enum cx231xx_decoder decoder;
 378         int output_mode;
 379
 380         struct cx231xx_input input[MAX_CX231XX_INPUT];
 381         struct cx231xx_input radio;
 382         struct rc_map *ir_codes;
 383 };
 384
 385 /* device states */
 386 enum cx231xx_dev_state {
 387         DEV_INITIALIZED = 0x01,
 388         DEV_DISCONNECTED = 0x02,
 389 };
 390
 391 enum AFE_MODE {
 392         AFE_MODE_LOW_IF,
 393         AFE_MODE_BASEBAND,
 394         AFE_MODE_EU_HI_IF,
 395         AFE_MODE_US_HI_IF,
 396         AFE_MODE_JAPAN_HI_IF
 397 };
 398
 399 enum AUDIO_INPUT {
 400         AUDIO_INPUT_MUTE,
 401         AUDIO_INPUT_LINE,
 402         AUDIO_INPUT_TUNER_TV,
 403         AUDIO_INPUT_SPDIF,
 404         AUDIO_INPUT_TUNER_FM
 405 };
 406
 407 #define CX231XX_AUDIO_BUFS              5
 408 #define CX231XX_NUM_AUDIO_PACKETS       16
 409 #define CX231XX_ISO_NUM_AUDIO_PACKETS   64
 410
 411 /* cx231xx extensions */
 412 #define CX231XX_AUDIO                   0x10
 413 #define CX231XX_DVB                     0x20
 414
 415 struct cx231xx_audio {
 416         char name[50];
 417         char *transfer_buffer[CX231XX_AUDIO_BUFS];
 418         struct urb *urb[CX231XX_AUDIO_BUFS];
 419         struct usb_device *udev;
 420         unsigned int capture_transfer_done;
 421         struct snd_pcm_substream *capture_pcm_substream;
 422
 423         unsigned int hwptr_done_capture;
 424         struct snd_card *sndcard;
 425
 426         int users, shutdown;
 427         /* locks */
 428         spinlock_t slock;
 429
 430         int alt;                /* alternate */
 431         int max_pkt_size;       /* max packet size of isoc transaction */
 432         int num_alt;            /* Number of alternative settings */
 433         unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
 434         u16 end_point_addr;
 435 };
 436
 437 struct cx231xx;
 438
 439 struct cx231xx_fh {
 440         struct v4l2_fh fh;
 441         struct cx231xx *dev;
 442         unsigned int stream_on:1;       /* Locks streams */
 443         enum v4l2_buf_type type;
 444
 445         struct videobuf_queue vb_vidq;
 446
 447         /* vbi capture */
 448         struct videobuf_queue      vidq;
 449         struct videobuf_queue      vbiq;
 450
 451         /* MPEG Encoder specifics ONLY */
 452
 453         atomic_t                   v4l_reading;
 454 };
 455
 456 /*****************************************************************/
 457 /* set/get i2c */
 458 /* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */
 459 #define I2C_SPEED_1M            0x0
 460 #define I2C_SPEED_400K          0x1
 461 #define I2C_SPEED_100K          0x2
 462 #define I2C_SPEED_5M            0x3
 463
 464 /* 0-- STOP transaction */
 465 #define I2C_STOP                0x0
 466 /* 1-- do not transmit STOP at end of transaction */
 467 #define I2C_NOSTOP              0x1
 468 /* 1--allow slave to insert clock wait states */
 469 #define I2C_SYNC                0x1
 470
 471 struct cx231xx_i2c {
 472         struct cx231xx *dev;
 473
 474         int nr;
 475
 476         /* i2c i/o */
 477         struct i2c_adapter i2c_adap;
 478         u32 i2c_rc;
 479
 480         /* different settings for each bus */
 481         u8 i2c_period;
 482         u8 i2c_nostop;
 483         u8 i2c_reserve;
 484 };
 485
 486 struct cx231xx_i2c_xfer_data {
 487         u8 dev_addr;
 488         u8 direction;           /* 1 - IN, 0 - OUT */
 489         u8 saddr_len;           /* sub address len */
 490         u16 saddr_dat;          /* sub addr data */
 491         u8 buf_size;            /* buffer size */
 492         u8 *p_buffer;           /* pointer to the buffer */
 493 };
 494
 495 struct VENDOR_REQUEST_IN {
 496         u8 bRequest;
 497         u16 wValue;
 498         u16 wIndex;
 499         u16 wLength;
 500         u8 direction;
 501         u8 bData;
 502         u8 *pBuff;
 503 };
 504
 505 struct cx231xx_tvnorm {
 506         char            *name;
 507         v4l2_std_id     id;
 508         u32             cxiformat;
 509         u32             cxoformat;
 510 };
 511
 512 enum TRANSFER_TYPE {
 513         Raw_Video = 0,
 514         Audio,
 515         Vbi,                    /* VANC */
 516         Sliced_cc,              /* HANC */
 517         TS1_serial_mode,
 518         TS2,
 519         TS1_parallel_mode
 520 } ;
 521
 522 struct cx231xx_video_mode {
 523         /* Isoc control struct */
 524         struct cx231xx_dmaqueue vidq;
 525         struct cx231xx_isoc_ctl isoc_ctl;
 526         struct cx231xx_bulk_ctl bulk_ctl;
 527         /* locks */
 528         spinlock_t slock;
 529
 530         /* usb transfer */
 531         int alt;                /* alternate */
 532         int max_pkt_size;       /* max packet size of isoc transaction */
 533         int num_alt;            /* Number of alternative settings */
 534         unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
 535         u16 end_point_addr;
 536 };
 537
 538 struct cx231xx_tsport {
 539         struct cx231xx *dev;
 540
 541         int                        nr;
 542         int                        sram_chno;
 543
 544         struct videobuf_dvb_frontends frontends;
 545
 546         /* dma queues */
 547
 548         u32                        ts_packet_size;
 549         u32                        ts_packet_count;
 550
 551         int                        width;
 552         int                        height;
 553
 554         /* locks */
 555         spinlock_t                 slock;
 556
 557         /* registers */
 558         u32                        reg_gpcnt;
 559         u32                        reg_gpcnt_ctl;
 560         u32                        reg_dma_ctl;
 561         u32                        reg_lngth;
 562         u32                        reg_hw_sop_ctrl;
 563         u32                        reg_gen_ctrl;
 564         u32                        reg_bd_pkt_status;
 565         u32                        reg_sop_status;
 566         u32                        reg_fifo_ovfl_stat;
 567         u32                        reg_vld_misc;
 568         u32                        reg_ts_clk_en;
 569         u32                        reg_ts_int_msk;
 570         u32                        reg_ts_int_stat;
 571         u32                        reg_src_sel;
 572
 573         /* Default register vals */
 574         int                        pci_irqmask;
 575         u32                        dma_ctl_val;
 576         u32                        ts_int_msk_val;
 577         u32                        gen_ctrl_val;
 578         u32                        ts_clk_en_val;
 579         u32                        src_sel_val;
 580         u32                        vld_misc_val;
 581         u32                        hw_sop_ctrl_val;
 582
 583         /* Allow a single tsport to have multiple frontends */
 584         u32                        num_frontends;
 585         void                       *port_priv;
 586 };
 587
 588 /* main device struct */
 589 struct cx231xx {
 590         /* generic device properties */
 591         char name[30];          /* name (including minor) of the device */
 592         int model;              /* index in the device_data struct */
 593         int devno;              /* marks the number of this device */
 594         struct device *dev;     /* pointer to USB interface's dev */
 595
 596         struct cx231xx_board board;
 597
 598         /* For I2C IR support */
 599         struct IR_i2c_init_data    init_data;
 600         struct i2c_client          *ir_i2c_client;
 601
 602         unsigned int stream_on:1;       /* Locks streams */
 603         unsigned int vbi_stream_on:1;   /* Locks streams for VBI */
 604         unsigned int has_audio_class:1;
 605         unsigned int has_alsa_audio:1;
 606
 607         unsigned int i2c_scan_running:1; /* true only during i2c_scan */
 608
 609         struct cx231xx_fmt *format;
 610
 611         struct v4l2_device v4l2_dev;
 612         struct v4l2_subdev *sd_cx25840;
 613         struct v4l2_subdev *sd_tuner;
 614         struct v4l2_ctrl_handler ctrl_handler;
 615         struct v4l2_ctrl_handler radio_ctrl_handler;
 616         struct cx2341x_handler mpeg_ctrl_handler;
 617
 618         struct work_struct wq_trigger;          /* Trigger to start/stop audio for alsa module */
 619         atomic_t           stream_started;      /* stream should be running if true */
 620
 621         struct list_head devlist;
 622
 623         int tuner_type;         /* type of the tuner */
 624         int tuner_addr;         /* tuner address */
 625
 626         /* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
 627         struct cx231xx_i2c i2c_bus[3];
 628         struct i2c_adapter *i2c_mux_adap[2];
 629
 630         unsigned int xc_fw_load_done:1;
 631         unsigned int port_3_switch_enabled:1;
 632         /* locks */
 633         struct mutex gpio_i2c_lock;
 634         struct mutex i2c_lock;
 635
 636         /* video for linux */
 637         int users;              /* user count for exclusive use */
 638         struct video_device vdev;       /* video for linux device struct */
 639         v4l2_std_id norm;       /* selected tv norm */
 640         int ctl_freq;           /* selected frequency */
 641         unsigned int ctl_ainput;        /* selected audio input */
 642
 643         /* frame properties */
 644         int width;              /* current frame width */
 645         int height;             /* current frame height */
 646         int interlaced;         /* 1=interlace fileds, 0=just top fileds */
 647
 648         struct cx231xx_audio adev;
 649
 650         /* states */
 651         enum cx231xx_dev_state state;
 652
 653         struct work_struct request_module_wk;
 654
 655         /* locks */
 656         struct mutex lock;
 657         struct mutex ctrl_urb_lock;     /* protects urb_buf */
 658         struct list_head inqueue, outqueue;
 659         wait_queue_head_t open, wait_frame, wait_stream;
 660         struct video_device vbi_dev;
 661         struct video_device radio_dev;
 662
 663 #if defined(CONFIG_MEDIA_CONTROLLER)
 664         struct media_device *media_dev;
 665         struct media_pad video_pad, vbi_pad;
 666 #endif
 667
 668         unsigned char eedata[256];
 669
 670         struct cx231xx_video_mode video_mode;
 671         struct cx231xx_video_mode vbi_mode;
 672         struct cx231xx_video_mode sliced_cc_mode;
 673         struct cx231xx_video_mode ts1_mode;
 674
 675         atomic_t devlist_count;
 676
 677         struct usb_device *udev;        /* the usb device */
 678         char urb_buf[URB_MAX_CTRL_SIZE];        /* urb control msg buffer */
 679
 680         /* helper funcs that call usb_control_msg */
 681         int (*cx231xx_read_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
 682                                       char *buf, int len);
 683         int (*cx231xx_write_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
 684                                        char *buf, int len);
 685         int (*cx231xx_send_usb_command) (struct cx231xx_i2c *i2c_bus,
 686                                 struct cx231xx_i2c_xfer_data *req_data);
 687         int (*cx231xx_gpio_i2c_read) (struct cx231xx *dev, u8 dev_addr,
 688                                       u8 *buf, u8 len);
 689         int (*cx231xx_gpio_i2c_write) (struct cx231xx *dev, u8 dev_addr,
 690                                        u8 *buf, u8 len);
 691
 692         int (*cx231xx_set_analog_freq) (struct cx231xx *dev, u32 freq);
 693         int (*cx231xx_reset_analog_tuner) (struct cx231xx *dev);
 694
 695         enum cx231xx_mode mode;
 696
 697         struct cx231xx_dvb *dvb;
 698
 699         /* Cx231xx supported PCB config's */
 700         struct pcb_config current_pcb_config;
 701         u8 current_scenario_idx;
 702         u8 interface_count;
 703         u8 max_iad_interface_count;
 704
 705         /* GPIO related register direction and values */
 706         u32 gpio_dir;
 707         u32 gpio_val;
 708
 709         /* Power Modes */
 710         int power_mode;
 711
 712         /* afe parameters */
 713         enum AFE_MODE afe_mode;
 714         u32 afe_ref_count;
 715
 716         /* video related parameters */
 717         u32 video_input;
 718         u32 active_mode;
 719         u8 vbi_or_sliced_cc_mode;       /* 0 - vbi ; 1 - sliced cc mode */
 720         enum cx231xx_std_mode std_mode; /* 0 - Air; 1 - cable */
 721
 722         /*mode: digital=1 or analog=0*/
 723         u8 mode_tv;
 724
 725         u8 USE_ISO;
 726         struct cx231xx_tvnorm      encodernorm;
 727         struct cx231xx_tsport      ts1, ts2;
 728         struct video_device        v4l_device;
 729         atomic_t                   v4l_reader_count;
 730         u32                        freq;
 731         unsigned int               input;
 732         u32                        cx23417_mailbox;
 733         u32                        __iomem *lmmio;
 734         u8                         __iomem *bmmio;
 735 };
 736
 737 extern struct list_head cx231xx_devlist;
 738
 739 #define cx25840_call(cx231xx, o, f, args...) \
 740         v4l2_subdev_call(cx231xx->sd_cx25840, o, f, ##args)
 741 #define tuner_call(cx231xx, o, f, args...) \
 742         v4l2_subdev_call(cx231xx->sd_tuner, o, f, ##args)
 743 #define call_all(dev, o, f, args...) \
 744         v4l2_device_call_until_err(&dev->v4l2_dev, 0, o, f, ##args)
 745
 746 struct cx231xx_ops {
 747         struct list_head next;
 748         char *name;
 749         int id;
 750         int (*init) (struct cx231xx *);
 751         int (*fini) (struct cx231xx *);
 752 };
 753
 754 /* call back functions in dvb module */
 755 int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq);
 756 int cx231xx_reset_analog_tuner(struct cx231xx *dev);
 757
 758 /* Provided by cx231xx-i2c.c */
 759 void cx231xx_do_i2c_scan(struct cx231xx *dev, int i2c_port);
 760 int cx231xx_i2c_register(struct cx231xx_i2c *bus);
 761 int cx231xx_i2c_unregister(struct cx231xx_i2c *bus);
 762 int cx231xx_i2c_mux_register(struct cx231xx *dev, int mux_no);
 763 void cx231xx_i2c_mux_unregister(struct cx231xx *dev, int mux_no);
 764 struct i2c_adapter *cx231xx_get_i2c_adap(struct cx231xx *dev, int i2c_port);
 765
 766 /* Internal block control functions */
 767 int cx231xx_read_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
 768                  u8 saddr_len, u32 *data, u8 data_len, int master);
 769 int cx231xx_write_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
 770                  u8 saddr_len, u32 data, u8 data_len, int master);
 771 int cx231xx_read_i2c_data(struct cx231xx *dev, u8 dev_addr,
 772                           u16 saddr, u8 saddr_len, u32 *data, u8 data_len);
 773 int cx231xx_write_i2c_data(struct cx231xx *dev, u8 dev_addr,
 774                            u16 saddr, u8 saddr_len, u32 data, u8 data_len);
 775 int cx231xx_reg_mask_write(struct cx231xx *dev, u8 dev_addr, u8 size,
 776                            u16 register_address, u8 bit_start, u8 bit_end,
 777                            u32 value);
 778 int cx231xx_read_modify_write_i2c_dword(struct cx231xx *dev, u8 dev_addr,
 779                                         u16 saddr, u32 mask, u32 value);
 780 u32 cx231xx_set_field(u32 field_mask, u32 data);
 781
 782 /*verve r/w*/
 783 void initGPIO(struct cx231xx *dev);
 784 void uninitGPIO(struct cx231xx *dev);
 785 /* afe related functions */
 786 int cx231xx_afe_init_super_block(struct cx231xx *dev, u32 ref_count);
 787 int cx231xx_afe_init_channels(struct cx231xx *dev);
 788 int cx231xx_afe_setup_AFE_for_baseband(struct cx231xx *dev);
 789 int cx231xx_afe_set_input_mux(struct cx231xx *dev, u32 input_mux);
 790 int cx231xx_afe_set_mode(struct cx231xx *dev, enum AFE_MODE mode);
 791 int cx231xx_afe_update_power_control(struct cx231xx *dev,
 792                                         enum AV_MODE avmode);
 793 int cx231xx_afe_adjust_ref_count(struct cx231xx *dev, u32 video_input);
 794
 795 /* i2s block related functions */
 796 int cx231xx_i2s_blk_initialize(struct cx231xx *dev);
 797 int cx231xx_i2s_blk_update_power_control(struct cx231xx *dev,
 798                                         enum AV_MODE avmode);
 799 int cx231xx_i2s_blk_set_audio_input(struct cx231xx *dev, u8 audio_input);
 800
 801 /* DIF related functions */
 802 int cx231xx_dif_configure_C2HH_for_low_IF(struct cx231xx *dev, u32 mode,
 803                                           u32 function_mode, u32 standard);
 804 void cx231xx_set_Colibri_For_LowIF(struct cx231xx *dev, u32 if_freq,
 805                                          u8 spectral_invert, u32 mode);
 806 u32 cx231xx_Get_Colibri_CarrierOffset(u32 mode, u32 standerd);
 807 void cx231xx_set_DIF_bandpass(struct cx231xx *dev, u32 if_freq,
 808                                          u8 spectral_invert, u32 mode);
 809 void cx231xx_Setup_AFE_for_LowIF(struct cx231xx *dev);
 810 void reset_s5h1432_demod(struct cx231xx *dev);
 811 void cx231xx_dump_HH_reg(struct cx231xx *dev);
 812 void update_HH_register_after_set_DIF(struct cx231xx *dev);
 813
 814
 815
 816 int cx231xx_dif_set_standard(struct cx231xx *dev, u32 standard);
 817 int cx231xx_tuner_pre_channel_change(struct cx231xx *dev);
 818 int cx231xx_tuner_post_channel_change(struct cx231xx *dev);
 819
 820 /* video parser functions */
 821 u8 cx231xx_find_next_SAV_EAV(u8 *p_buffer, u32 buffer_size,
 822                              u32 *p_bytes_used);
 823 u8 cx231xx_find_boundary_SAV_EAV(u8 *p_buffer, u8 *partial_buf,
 824                                  u32 *p_bytes_used);
 825 int cx231xx_do_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
 826                     u8 *p_buffer, u32 bytes_to_copy);
 827 void cx231xx_reset_video_buffer(struct cx231xx *dev,
 828                                 struct cx231xx_dmaqueue *dma_q);
 829 u8 cx231xx_is_buffer_done(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q);
 830 u32 cx231xx_copy_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
 831                             u8 *p_line, u32 length, int field_number);
 832 u32 cx231xx_get_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
 833                            u8 sav_eav, u8 *p_buffer, u32 buffer_size);
 834 void cx231xx_swab(u16 *from, u16 *to, u16 len);
 835
 836 /* Provided by cx231xx-core.c */
 837
 838 u32 cx231xx_request_buffers(struct cx231xx *dev, u32 count);
 839 void cx231xx_queue_unusedframes(struct cx231xx *dev);
 840 void cx231xx_release_buffers(struct cx231xx *dev);
 841
 842 /* read from control pipe */
 843 int cx231xx_read_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
 844                           char *buf, int len);
 845
 846 /* write to control pipe */
 847 int cx231xx_write_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
 848                            char *buf, int len);
 849 int cx231xx_mode_register(struct cx231xx *dev, u16 address, u32 mode);
 850
 851 int cx231xx_send_vendor_cmd(struct cx231xx *dev,
 852                                 struct VENDOR_REQUEST_IN *ven_req);
 853 int cx231xx_send_usb_command(struct cx231xx_i2c *i2c_bus,
 854                                 struct cx231xx_i2c_xfer_data *req_data);
 855
 856 /* Gpio related functions */
 857 int cx231xx_send_gpio_cmd(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val,
 858                           u8 len, u8 request, u8 direction);
 859 int cx231xx_set_gpio_value(struct cx231xx *dev, int pin_number, int pin_value);
 860 int cx231xx_set_gpio_direction(struct cx231xx *dev, int pin_number,
 861                                int pin_value);
 862
 863 int cx231xx_gpio_i2c_start(struct cx231xx *dev);
 864 int cx231xx_gpio_i2c_end(struct cx231xx *dev);
 865 int cx231xx_gpio_i2c_write_byte(struct cx231xx *dev, u8 data);
 866 int cx231xx_gpio_i2c_read_byte(struct cx231xx *dev, u8 *buf);
 867 int cx231xx_gpio_i2c_read_ack(struct cx231xx *dev);
 868 int cx231xx_gpio_i2c_write_ack(struct cx231xx *dev);
 869 int cx231xx_gpio_i2c_write_nak(struct cx231xx *dev);
 870
 871 int cx231xx_gpio_i2c_read(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
 872 int cx231xx_gpio_i2c_write(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
 873
 874 /* audio related functions */
 875 int cx231xx_set_audio_decoder_input(struct cx231xx *dev,
 876                                     enum AUDIO_INPUT audio_input);
 877
 878 int cx231xx_capture_start(struct cx231xx *dev, int start, u8 media_type);
 879 int cx231xx_set_video_alternate(struct cx231xx *dev);
 880 int cx231xx_set_alt_setting(struct cx231xx *dev, u8 index, u8 alt);
 881 int is_fw_load(struct cx231xx *dev);
 882 int cx231xx_check_fw(struct cx231xx *dev);
 883 int cx231xx_init_isoc(struct cx231xx *dev, int max_packets,
 884                       int num_bufs, int max_pkt_size,
 885                       int (*isoc_copy) (struct cx231xx *dev,
 886                                         struct urb *urb));
 887 int cx231xx_init_bulk(struct cx231xx *dev, int max_packets,
 888                       int num_bufs, int max_pkt_size,
 889                       int (*bulk_copy) (struct cx231xx *dev,
 890                                         struct urb *urb));
 891 void cx231xx_stop_TS1(struct cx231xx *dev);
 892 void cx231xx_start_TS1(struct cx231xx *dev);
 893 void cx231xx_uninit_isoc(struct cx231xx *dev);
 894 void cx231xx_uninit_bulk(struct cx231xx *dev);
 895 int cx231xx_set_mode(struct cx231xx *dev, enum cx231xx_mode set_mode);
 896 int cx231xx_unmute_audio(struct cx231xx *dev);
 897 int cx231xx_ep5_bulkout(struct cx231xx *dev, u8 *firmware, u16 size);
 898 void cx231xx_disable656(struct cx231xx *dev);
 899 void cx231xx_enable656(struct cx231xx *dev);
 900 int cx231xx_demod_reset(struct cx231xx *dev);
 901 int cx231xx_gpio_set(struct cx231xx *dev, struct cx231xx_reg_seq *gpio);
 902
 903 /* Device list functions */
 904 void cx231xx_release_resources(struct cx231xx *dev);
 905 void cx231xx_release_analog_resources(struct cx231xx *dev);
 906 int cx231xx_register_analog_devices(struct cx231xx *dev);
 907 void cx231xx_remove_from_devlist(struct cx231xx *dev);
 908 void cx231xx_add_into_devlist(struct cx231xx *dev);
 909 void cx231xx_init_extension(struct cx231xx *dev);
 910 void cx231xx_close_extension(struct cx231xx *dev);
 911
 912 /* hardware init functions */
 913 int cx231xx_dev_init(struct cx231xx *dev);
 914 void cx231xx_dev_uninit(struct cx231xx *dev);
 915 void cx231xx_config_i2c(struct cx231xx *dev);
 916 int cx231xx_config(struct cx231xx *dev);
 917
 918 /* Stream control functions */
 919 int cx231xx_start_stream(struct cx231xx *dev, u32 ep_mask);
 920 int cx231xx_stop_stream(struct cx231xx *dev, u32 ep_mask);
 921
 922 int cx231xx_initialize_stream_xfer(struct cx231xx *dev, u32 media_type);
 923
 924 /* Power control functions */
 925 int cx231xx_set_power_mode(struct cx231xx *dev, enum AV_MODE mode);
 926 int cx231xx_power_suspend(struct cx231xx *dev);
 927
 928 /* chip specific control functions */
 929 int cx231xx_init_ctrl_pin_status(struct cx231xx *dev);
 930 int cx231xx_set_agc_analog_digital_mux_select(struct cx231xx *dev,
 931                                               u8 analog_or_digital);
 932 int cx231xx_enable_i2c_port_3(struct cx231xx *dev, bool is_port_3);
 933
 934 /* video audio decoder related functions */
 935 void video_mux(struct cx231xx *dev, int index);
 936 int cx231xx_set_video_input_mux(struct cx231xx *dev, u8 input);
 937 int cx231xx_set_decoder_video_input(struct cx231xx *dev, u8 pin_type, u8 input);
 938 int cx231xx_do_mode_ctrl_overrides(struct cx231xx *dev);
 939 int cx231xx_set_audio_input(struct cx231xx *dev, u8 input);
 940
 941 /* Provided by cx231xx-video.c */
 942 int cx231xx_register_extension(struct cx231xx_ops *dev);
 943 void cx231xx_unregister_extension(struct cx231xx_ops *dev);
 944 void cx231xx_init_extension(struct cx231xx *dev);
 945 void cx231xx_close_extension(struct cx231xx *dev);
 946 int cx231xx_querycap(struct file *file, void *priv,
 947                            struct v4l2_capability *cap);
 948 int cx231xx_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t);
 949 int cx231xx_s_tuner(struct file *file, void *priv, const struct v4l2_tuner *t);
 950 int cx231xx_g_frequency(struct file *file, void *priv,
 951                               struct v4l2_frequency *f);
 952 int cx231xx_s_frequency(struct file *file, void *priv,
 953                               const struct v4l2_frequency *f);
 954 int cx231xx_enum_input(struct file *file, void *priv,
 955                              struct v4l2_input *i);
 956 int cx231xx_g_input(struct file *file, void *priv, unsigned int *i);
 957 int cx231xx_s_input(struct file *file, void *priv, unsigned int i);
 958 int cx231xx_g_chip_info(struct file *file, void *fh, struct v4l2_dbg_chip_info *chip);
 959 int cx231xx_g_register(struct file *file, void *priv,
 960                              struct v4l2_dbg_register *reg);
 961 int cx231xx_s_register(struct file *file, void *priv,
 962                              const struct v4l2_dbg_register *reg);
 963
 964 /* Provided by cx231xx-cards.c */
 965 extern void cx231xx_pre_card_setup(struct cx231xx *dev);
 966 extern void cx231xx_card_setup(struct cx231xx *dev);
 967 extern struct cx231xx_board cx231xx_boards[];
 968 extern struct usb_device_id cx231xx_id_table[];
 969 extern const unsigned int cx231xx_bcount;
 970 int cx231xx_tuner_callback(void *ptr, int component, int command, int arg);
 971
 972 /* cx23885-417.c                                               */
 973 extern int cx231xx_417_register(struct cx231xx *dev);
 974 extern void cx231xx_417_unregister(struct cx231xx *dev);
 975
 976 /* cx23885-input.c                                             */
 977
 978 #if defined(CONFIG_VIDEO_CX231XX_RC)
 979 int cx231xx_ir_init(struct cx231xx *dev);
 980 void cx231xx_ir_exit(struct cx231xx *dev);
 981 #else
 982 static inline int cx231xx_ir_init(struct cx231xx *dev)
 983 {
 984         return 0;
 985 }
 986 static inline void cx231xx_ir_exit(struct cx231xx *dev) {}
 987 #endif
 988
 989 static inline unsigned int norm_maxw(struct cx231xx *dev)
 990 {
 991         if (dev->board.max_range_640_480)
 992                 return 640;
 993         else
 994                 return 720;
 995 }
 996
 997 static inline unsigned int norm_maxh(struct cx231xx *dev)
 998 {
 999         if (dev->board.max_range_640_480)
1000                 return 480;
1001         else
1002                 return (dev->norm & V4L2_STD_625_50) ? 576 : 480;
1003 }
1004 #endif