drivers/media/video/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/i2c-algo-bit.h>
  30 #include <linux/mutex.h>
  31
  32 #include <media/cx2341x.h>
  33
  34 #include <media/videobuf-vmalloc.h>
  35 #include <media/v4l2-device.h>
  36 #include <media/ir-core.h>
  37 #if defined(CONFIG_VIDEO_CX231XX_DVB) || \
  38         defined(CONFIG_VIDEO_CX231XX_DVB_MODULE)
  39 #include <media/videobuf-dvb.h>
  40 #endif
  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              5
  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
  68 /* Limits minimum and default number of buffers */
  69 #define CX231XX_MIN_BUF                 4
  70 #define CX231XX_DEF_BUF                 12
  71 #define CX231XX_DEF_VBI_BUF             6
  72
  73 #define VBI_LINE_COUNT                  17
  74 #define VBI_LINE_LENGTH                 1440
  75
  76 /*Limits the max URB message size */
  77 #define URB_MAX_CTRL_SIZE               80
  78
  79 /* Params for validated field */
  80 #define CX231XX_BOARD_NOT_VALIDATED     1
  81 #define CX231XX_BOARD_VALIDATED         0
  82
  83 /* maximum number of cx231xx boards */
  84 #define CX231XX_MAXBOARDS               8
  85
  86 /* maximum number of frames that can be queued */
  87 #define CX231XX_NUM_FRAMES              5
  88
  89 /* number of buffers for isoc transfers */
  90 #define CX231XX_NUM_BUFS                8
  91
  92 /* number of packets for each buffer
  93    windows requests only 40 packets .. so we better do the same
  94    this is what I found out for all alternate numbers there!
  95  */
  96 #define CX231XX_NUM_PACKETS             40
  97
  98 /* default alternate; 0 means choose the best */
  99 #define CX231XX_PINOUT                  0
 100
 101 #define CX231XX_INTERLACED_DEFAULT      1
 102
 103 /* time to wait when stopping the isoc transfer */
 104 #define CX231XX_URB_TIMEOUT             \
 105                 msecs_to_jiffies(CX231XX_NUM_BUFS * CX231XX_NUM_PACKETS)
 106
 107 #define CX231xx_NORMS (\
 108         V4L2_STD_NTSC_M |  V4L2_STD_NTSC_M_JP |  V4L2_STD_NTSC_443 | \
 109         V4L2_STD_PAL_BG |  V4L2_STD_PAL_DK    |  V4L2_STD_PAL_I    | \
 110         V4L2_STD_PAL_M  |  V4L2_STD_PAL_N     |  V4L2_STD_PAL_Nc   | \
 111         V4L2_STD_PAL_60 |  V4L2_STD_SECAM_L   |  V4L2_STD_SECAM_DK)
 112 #define CX231xx_VERSION_CODE KERNEL_VERSION(0, 0, 2)
 113
 114 #define SLEEP_S5H1432    30
 115 #define CX23417_OSC_EN   8
 116 #define CX23417_RESET    9
 117
 118 struct cx23417_fmt {
 119         char  *name;
 120         u32   fourcc;          /* v4l2 format id */
 121         int   depth;
 122         int   flags;
 123         u32   cxformat;
 124 };
 125 enum cx231xx_mode {
 126         CX231XX_SUSPEND,
 127         CX231XX_ANALOG_MODE,
 128         CX231XX_DIGITAL_MODE,
 129 };
 130
 131 enum cx231xx_std_mode {
 132         CX231XX_TV_AIR = 0,
 133         CX231XX_TV_CABLE
 134 };
 135
 136 enum cx231xx_stream_state {
 137         STREAM_OFF,
 138         STREAM_INTERRUPT,
 139         STREAM_ON,
 140 };
 141
 142 struct cx231xx;
 143
 144 struct cx231xx_isoc_ctl {
 145         /* max packet size of isoc transaction */
 146         int max_pkt_size;
 147
 148         /* number of allocated urbs */
 149         int num_bufs;
 150
 151         /* urb for isoc transfers */
 152         struct urb **urb;
 153
 154         /* transfer buffers for isoc transfer */
 155         char **transfer_buffer;
 156
 157         /* Last buffer command and region */
 158         u8 cmd;
 159         int pos, size, pktsize;
 160
 161         /* Last field: ODD or EVEN? */
 162         int field;
 163
 164         /* Stores incomplete commands */
 165         u32 tmp_buf;
 166         int tmp_buf_len;
 167
 168         /* Stores already requested buffers */
 169         struct cx231xx_buffer *buf;
 170
 171         /* Stores the number of received fields */
 172         int nfields;
 173
 174         /* isoc urb callback */
 175         int (*isoc_copy) (struct cx231xx *dev, struct urb *urb);
 176 };
 177
 178 struct cx231xx_bulk_ctl {
 179         /* max packet size of bulk transaction */
 180         int max_pkt_size;
 181
 182         /* number of allocated urbs */
 183         int num_bufs;
 184
 185         /* urb for bulk transfers */
 186         struct urb **urb;
 187
 188         /* transfer buffers for bulk transfer */
 189         char **transfer_buffer;
 190
 191         /* Last buffer command and region */
 192         u8 cmd;
 193         int pos, size, pktsize;
 194
 195         /* Last field: ODD or EVEN? */
 196         int field;
 197
 198         /* Stores incomplete commands */
 199         u32 tmp_buf;
 200         int tmp_buf_len;
 201
 202         /* Stores already requested buffers */
 203         struct cx231xx_buffer *buf;
 204
 205         /* Stores the number of received fields */
 206         int nfields;
 207
 208         /* bulk urb callback */
 209         int (*bulk_copy) (struct cx231xx *dev, struct urb *urb);
 210 };
 211
 212 struct cx231xx_fmt {
 213         char *name;
 214         u32 fourcc;             /* v4l2 format id */
 215         int depth;
 216         int reg;
 217 };
 218
 219 /* buffer for one video frame */
 220 struct cx231xx_buffer {
 221         /* common v4l buffer stuff -- must be first */
 222         struct videobuf_buffer vb;
 223
 224         struct list_head frame;
 225         int top_field;
 226         int receiving;
 227 };
 228
 229 enum ps_package_head {
 230         CX231XX_NEED_ADD_PS_PACKAGE_HEAD = 0,
 231         CX231XX_NONEED_PS_PACKAGE_HEAD
 232 };
 233
 234 struct cx231xx_dmaqueue {
 235         struct list_head active;
 236         struct list_head queued;
 237
 238         wait_queue_head_t wq;
 239
 240         /* Counters to control buffer fill */
 241         int pos;
 242         u8 is_partial_line;
 243         u8 partial_buf[8];
 244         u8 last_sav;
 245         int current_field;
 246         u32 bytes_left_in_line;
 247         u32 lines_completed;
 248         u8 field1_done;
 249         u32 lines_per_field;
 250
 251         /*Mpeg2 control buffer*/
 252         u8 *p_left_data;
 253         u32 left_data_count;
 254         u8 mpeg_buffer_done;
 255         u32 mpeg_buffer_completed;
 256         enum ps_package_head add_ps_package_head;
 257         char ps_head[10];
 258 };
 259
 260 /* inputs */
 261
 262 #define MAX_CX231XX_INPUT               4
 263
 264 enum cx231xx_itype {
 265         CX231XX_VMUX_COMPOSITE1 = 1,
 266         CX231XX_VMUX_SVIDEO,
 267         CX231XX_VMUX_TELEVISION,
 268         CX231XX_VMUX_CABLE,
 269         CX231XX_RADIO,
 270         CX231XX_VMUX_DVB,
 271         CX231XX_VMUX_DEBUG
 272 };
 273
 274 enum cx231xx_v_input {
 275         CX231XX_VIN_1_1 = 0x1,
 276         CX231XX_VIN_2_1,
 277         CX231XX_VIN_3_1,
 278         CX231XX_VIN_4_1,
 279         CX231XX_VIN_1_2 = 0x01,
 280         CX231XX_VIN_2_2,
 281         CX231XX_VIN_3_2,
 282         CX231XX_VIN_1_3 = 0x1,
 283         CX231XX_VIN_2_3,
 284         CX231XX_VIN_3_3,
 285 };
 286
 287 /* cx231xx has two audio inputs: tuner and line in */
 288 enum cx231xx_amux {
 289         /* This is the only entry for cx231xx tuner input */
 290         CX231XX_AMUX_VIDEO,     /* cx231xx tuner */
 291         CX231XX_AMUX_LINE_IN,   /* Line In */
 292 };
 293
 294 struct cx231xx_reg_seq {
 295         unsigned char bit;
 296         unsigned char val;
 297         int sleep;
 298 };
 299
 300 struct cx231xx_input {
 301         enum cx231xx_itype type;
 302         unsigned int vmux;
 303         enum cx231xx_amux amux;
 304         struct cx231xx_reg_seq *gpio;
 305 };
 306
 307 #define INPUT(nr) (&cx231xx_boards[dev->model].input[nr])
 308
 309 enum cx231xx_decoder {
 310         CX231XX_NODECODER,
 311         CX231XX_AVDECODER
 312 };
 313
 314 enum CX231XX_I2C_MASTER_PORT {
 315         I2C_0 = 0,
 316         I2C_1 = 1,
 317         I2C_2 = 2,
 318         I2C_3 = 3
 319 };
 320
 321 struct cx231xx_board {
 322         char *name;
 323         int vchannels;
 324         int tuner_type;
 325         int tuner_addr;
 326         v4l2_std_id norm;       /* tv norm */
 327
 328         /* demod related */
 329         int demod_addr;
 330         u8 demod_xfer_mode;     /* 0 - Serial; 1 - parallel */
 331
 332         /* GPIO Pins */
 333         struct cx231xx_reg_seq *dvb_gpio;
 334         struct cx231xx_reg_seq *suspend_gpio;
 335         struct cx231xx_reg_seq *tuner_gpio;
 336         u8 tuner_sif_gpio;
 337         u8 tuner_scl_gpio;
 338         u8 tuner_sda_gpio;
 339
 340         /* PIN ctrl */
 341         u32 ctl_pin_status_mask;
 342         u8 agc_analog_digital_select_gpio;
 343         u32 gpio_pin_status_mask;
 344
 345         /* i2c masters */
 346         u8 tuner_i2c_master;
 347         u8 demod_i2c_master;
 348
 349         unsigned int max_range_640_480:1;
 350         unsigned int has_dvb:1;
 351         unsigned int valid:1;
 352
 353         unsigned char xclk, i2c_speed;
 354
 355         enum cx231xx_decoder decoder;
 356         int output_mode;
 357
 358         struct cx231xx_input input[MAX_CX231XX_INPUT];
 359         struct cx231xx_input radio;
 360         struct ir_scancode_table *ir_codes;
 361 };
 362
 363 /* device states */
 364 enum cx231xx_dev_state {
 365         DEV_INITIALIZED = 0x01,
 366         DEV_DISCONNECTED = 0x02,
 367         DEV_MISCONFIGURED = 0x04,
 368 };
 369
 370 enum AFE_MODE {
 371         AFE_MODE_LOW_IF,
 372         AFE_MODE_BASEBAND,
 373         AFE_MODE_EU_HI_IF,
 374         AFE_MODE_US_HI_IF,
 375         AFE_MODE_JAPAN_HI_IF
 376 };
 377
 378 enum AUDIO_INPUT {
 379         AUDIO_INPUT_MUTE,
 380         AUDIO_INPUT_LINE,
 381         AUDIO_INPUT_TUNER_TV,
 382         AUDIO_INPUT_SPDIF,
 383         AUDIO_INPUT_TUNER_FM
 384 };
 385
 386 #define CX231XX_AUDIO_BUFS              5
 387 #define CX231XX_NUM_AUDIO_PACKETS       16
 388 #define CX231XX_ISO_NUM_AUDIO_PACKETS   64
 389 #define CX231XX_CAPTURE_STREAM_EN       1
 390 #define CX231XX_STOP_AUDIO              0
 391 #define CX231XX_START_AUDIO             1
 392
 393 /* cx231xx extensions */
 394 #define CX231XX_AUDIO                   0x10
 395 #define CX231XX_DVB                     0x20
 396
 397 struct cx231xx_audio {
 398         char name[50];
 399         char *transfer_buffer[CX231XX_AUDIO_BUFS];
 400         struct urb *urb[CX231XX_AUDIO_BUFS];
 401         struct usb_device *udev;
 402         unsigned int capture_transfer_done;
 403         struct snd_pcm_substream *capture_pcm_substream;
 404
 405         unsigned int hwptr_done_capture;
 406         struct snd_card *sndcard;
 407
 408         int users, shutdown;
 409         enum cx231xx_stream_state capture_stream;
 410         /* locks */
 411         spinlock_t slock;
 412
 413         int alt;                /* alternate */
 414         int max_pkt_size;       /* max packet size of isoc transaction */
 415         int num_alt;            /* Number of alternative settings */
 416         unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
 417         u16 end_point_addr;
 418 };
 419
 420 struct cx231xx;
 421
 422 struct cx231xx_fh {
 423         struct cx231xx *dev;
 424         unsigned int stream_on:1;       /* Locks streams */
 425         int radio;
 426
 427         struct videobuf_queue vb_vidq;
 428
 429         enum v4l2_buf_type type;
 430
 431
 432
 433 /*following is copyed from cx23885.h*/
 434         u32                        resources;
 435
 436         /* video overlay */
 437         struct v4l2_window         win;
 438         struct v4l2_clip           *clips;
 439         unsigned int               nclips;
 440
 441         /* video capture */
 442         struct cx23417_fmt         *fmt;
 443         unsigned int               width, height;
 444
 445         /* vbi capture */
 446         struct videobuf_queue      vidq;
 447         struct videobuf_queue      vbiq;
 448
 449         /* MPEG Encoder specifics ONLY */
 450
 451         atomic_t                   v4l_reading;
 452 };
 453
 454 /*****************************************************************/
 455 /* set/get i2c */
 456 /* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */
 457 #define I2C_SPEED_1M            0x0
 458 #define I2C_SPEED_400K          0x1
 459 #define I2C_SPEED_100K          0x2
 460 #define I2C_SPEED_5M            0x3
 461
 462 /* 0-- STOP transaction */
 463 #define I2C_STOP                0x0
 464 /* 1-- do not transmit STOP at end of transaction */
 465 #define I2C_NOSTOP              0x1
 466 /* 1--alllow slave to insert clock wait states */
 467 #define I2C_SYNC                0x1
 468
 469 struct cx231xx_i2c {
 470         struct cx231xx *dev;
 471
 472         int nr;
 473
 474         /* i2c i/o */
 475         struct i2c_adapter i2c_adap;
 476         struct i2c_algo_bit_data i2c_algo;
 477         struct i2c_client i2c_client;
 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 struct cx231xx_ctrl {
 513         struct v4l2_queryctrl v;
 514         u32 off;
 515         u32 reg;
 516         u32 mask;
 517         u32 shift;
 518 };
 519
 520 enum TRANSFER_TYPE {
 521         Raw_Video = 0,
 522         Audio,
 523         Vbi,                    /* VANC */
 524         Sliced_cc,              /* HANC */
 525         TS1_serial_mode,
 526         TS2,
 527         TS1_parallel_mode
 528 } ;
 529
 530 struct cx231xx_video_mode {
 531         /* Isoc control struct */
 532         struct cx231xx_dmaqueue vidq;
 533         struct cx231xx_isoc_ctl isoc_ctl;
 534         struct cx231xx_bulk_ctl bulk_ctl;
 535         /* locks */
 536         spinlock_t slock;
 537
 538         /* usb transfer */
 539         int alt;                /* alternate */
 540         int max_pkt_size;       /* max packet size of isoc transaction */
 541         int num_alt;            /* Number of alternative settings */
 542         unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
 543         u16 end_point_addr;
 544 };
 545 /*
 546 struct cx23885_dmaqueue {
 547         struct list_head       active;
 548         struct list_head       queued;
 549         struct timer_list      timeout;
 550         struct btcx_riscmem    stopper;
 551         u32                    count;
 552 };
 553 */
 554 struct cx231xx_tsport {
 555         struct cx231xx *dev;
 556
 557         int                        nr;
 558         int                        sram_chno;
 559
 560         struct videobuf_dvb_frontends frontends;
 561
 562         /* dma queues */
 563
 564         u32                        ts_packet_size;
 565         u32                        ts_packet_count;
 566
 567         int                        width;
 568         int                        height;
 569
 570         /* locks */
 571         spinlock_t                 slock;
 572
 573         /* registers */
 574         u32                        reg_gpcnt;
 575         u32                        reg_gpcnt_ctl;
 576         u32                        reg_dma_ctl;
 577         u32                        reg_lngth;
 578         u32                        reg_hw_sop_ctrl;
 579         u32                        reg_gen_ctrl;
 580         u32                        reg_bd_pkt_status;
 581         u32                        reg_sop_status;
 582         u32                        reg_fifo_ovfl_stat;
 583         u32                        reg_vld_misc;
 584         u32                        reg_ts_clk_en;
 585         u32                        reg_ts_int_msk;
 586         u32                        reg_ts_int_stat;
 587         u32                        reg_src_sel;
 588
 589         /* Default register vals */
 590         int                        pci_irqmask;
 591         u32                        dma_ctl_val;
 592         u32                        ts_int_msk_val;
 593         u32                        gen_ctrl_val;
 594         u32                        ts_clk_en_val;
 595         u32                        src_sel_val;
 596         u32                        vld_misc_val;
 597         u32                        hw_sop_ctrl_val;
 598
 599         /* Allow a single tsport to have multiple frontends */
 600         u32                        num_frontends;
 601         void                       *port_priv;
 602 };
 603
 604 /* main device struct */
 605 struct cx231xx {
 606         /* generic device properties */
 607         char name[30];          /* name (including minor) of the device */
 608         int model;              /* index in the device_data struct */
 609         int devno;              /* marks the number of this device */
 610
 611         struct cx231xx_board board;
 612
 613         unsigned int stream_on:1;       /* Locks streams */
 614         unsigned int vbi_stream_on:1;   /* Locks streams for VBI */
 615         unsigned int has_audio_class:1;
 616         unsigned int has_alsa_audio:1;
 617
 618         struct cx231xx_fmt *format;
 619
 620         struct v4l2_device v4l2_dev;
 621         struct v4l2_subdev *sd_cx25840;
 622         struct v4l2_subdev *sd_tuner;
 623
 624         struct cx231xx_IR *ir;
 625
 626         struct list_head devlist;
 627
 628         int tuner_type;         /* type of the tuner */
 629         int tuner_addr;         /* tuner address */
 630
 631         /* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
 632         struct cx231xx_i2c i2c_bus[3];
 633         unsigned int xc_fw_load_done:1;
 634         /* locks */
 635         struct mutex gpio_i2c_lock;
 636         struct mutex i2c_lock;
 637
 638         /* video for linux */
 639         int users;              /* user count for exclusive use */
 640         struct video_device *vdev;      /* video for linux device struct */
 641         v4l2_std_id norm;       /* selected tv norm */
 642         int ctl_freq;           /* selected frequency */
 643         unsigned int ctl_ainput;        /* selected audio input */
 644         int mute;
 645         int volume;
 646
 647         /* frame properties */
 648         int width;              /* current frame width */
 649         int height;             /* current frame height */
 650         int interlaced;         /* 1=interlace fileds, 0=just top fileds */
 651
 652         struct cx231xx_audio adev;
 653
 654         /* states */
 655         enum cx231xx_dev_state state;
 656
 657         struct work_struct request_module_wk;
 658
 659         /* locks */
 660         struct mutex lock;
 661         struct mutex ctrl_urb_lock;     /* protects urb_buf */
 662         struct list_head inqueue, outqueue;
 663         wait_queue_head_t open, wait_frame, wait_stream;
 664         struct video_device *vbi_dev;
 665         struct video_device *radio_dev;
 666
 667         unsigned char eedata[256];
 668
 669         struct cx231xx_video_mode video_mode;
 670         struct cx231xx_video_mode vbi_mode;
 671         struct cx231xx_video_mode sliced_cc_mode;
 672         struct cx231xx_video_mode ts1_mode;
 673
 674         atomic_t devlist_count;
 675
 676         struct usb_device *udev;        /* the usb device */
 677         char urb_buf[URB_MAX_CTRL_SIZE];        /* urb control msg buffer */
 678
 679         /* helper funcs that call usb_control_msg */
 680         int (*cx231xx_read_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
 681                                       char *buf, int len);
 682         int (*cx231xx_write_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
 683                                        char *buf, int len);
 684         int (*cx231xx_send_usb_command) (struct cx231xx_i2c *i2c_bus,
 685                                 struct cx231xx_i2c_xfer_data *req_data);
 686         int (*cx231xx_gpio_i2c_read) (struct cx231xx *dev, u8 dev_addr,
 687                                       u8 *buf, u8 len);
 688         int (*cx231xx_gpio_i2c_write) (struct cx231xx *dev, u8 dev_addr,
 689                                        u8 *buf, u8 len);
 690
 691         int (*cx231xx_set_analog_freq) (struct cx231xx *dev, u32 freq);
 692         int (*cx231xx_reset_analog_tuner) (struct cx231xx *dev);
 693
 694         enum cx231xx_mode mode;
 695
 696         struct cx231xx_dvb *dvb;
 697
 698         /* Cx231xx supported PCB config's */
 699         struct pcb_config current_pcb_config;
 700         u8 current_scenario_idx;
 701         u8 interface_count;
 702         u8 max_iad_interface_count;
 703
 704         /* GPIO related register direction and values */
 705         u32 gpio_dir;
 706         u32 gpio_val;
 707
 708         /* Power Modes */
 709         int power_mode;
 710
 711         /* afe parameters */
 712         enum AFE_MODE afe_mode;
 713         u32 afe_ref_count;
 714
 715         /* video related parameters */
 716         u32 video_input;
 717         u32 active_mode;
 718         u8 vbi_or_sliced_cc_mode;       /* 0 - vbi ; 1 - sliced cc mode */
 719         enum cx231xx_std_mode std_mode; /* 0 - Air; 1 - cable */
 720
 721         /*mode: digital=1 or analog=0*/
 722         u8 mode_tv;
 723
 724         u8 USE_ISO;
 725         struct cx231xx_tvnorm      encodernorm;
 726         struct cx231xx_tsport      ts1, ts2;
 727         struct cx2341x_mpeg_params mpeg_params;
 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, struct i2c_client *c);
 760 int cx231xx_i2c_register(struct cx231xx_i2c *bus);
 761 int cx231xx_i2c_unregister(struct cx231xx_i2c *bus);
 762
 763 /* Internal block control functions */
 764 int cx231xx_read_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
 765                  u8 saddr_len, u32 *data, u8 data_len, int master);
 766 int cx231xx_write_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
 767                  u8 saddr_len, u32 data, u8 data_len, int master);
 768 int cx231xx_read_i2c_data(struct cx231xx *dev, u8 dev_addr,
 769                           u16 saddr, u8 saddr_len, u32 *data, u8 data_len);
 770 int cx231xx_write_i2c_data(struct cx231xx *dev, u8 dev_addr,
 771                            u16 saddr, u8 saddr_len, u32 data, u8 data_len);
 772 int cx231xx_reg_mask_write(struct cx231xx *dev, u8 dev_addr, u8 size,
 773                            u16 register_address, u8 bit_start, u8 bit_end,
 774                            u32 value);
 775 int cx231xx_read_modify_write_i2c_dword(struct cx231xx *dev, u8 dev_addr,
 776                                         u16 saddr, u32 mask, u32 value);
 777 u32 cx231xx_set_field(u32 field_mask, u32 data);
 778
 779 /*verve r/w*/
 780 void initGPIO(struct cx231xx *dev);
 781 void uninitGPIO(struct cx231xx *dev);
 782 /* afe related functions */
 783 int cx231xx_afe_init_super_block(struct cx231xx *dev, u32 ref_count);
 784 int cx231xx_afe_init_channels(struct cx231xx *dev);
 785 int cx231xx_afe_setup_AFE_for_baseband(struct cx231xx *dev);
 786 int cx231xx_afe_set_input_mux(struct cx231xx *dev, u32 input_mux);
 787 int cx231xx_afe_set_mode(struct cx231xx *dev, enum AFE_MODE mode);
 788 int cx231xx_afe_update_power_control(struct cx231xx *dev,
 789                                         enum AV_MODE avmode);
 790 int cx231xx_afe_adjust_ref_count(struct cx231xx *dev, u32 video_input);
 791
 792 /* i2s block related functions */
 793 int cx231xx_i2s_blk_initialize(struct cx231xx *dev);
 794 int cx231xx_i2s_blk_update_power_control(struct cx231xx *dev,
 795                                         enum AV_MODE avmode);
 796 int cx231xx_i2s_blk_set_audio_input(struct cx231xx *dev, u8 audio_input);
 797
 798 /* DIF related functions */
 799 int cx231xx_dif_configure_C2HH_for_low_IF(struct cx231xx *dev, u32 mode,
 800                                           u32 function_mode, u32 standard);
 801 void cx231xx_set_Colibri_For_LowIF(struct cx231xx *dev, u32 if_freq,
 802                                          u8 spectral_invert, u32 mode);
 803 u32 cx231xx_Get_Colibri_CarrierOffset(u32 mode, u32 standerd);
 804 void cx231xx_set_DIF_bandpass(struct cx231xx *dev, u32 if_freq,
 805                                          u8 spectral_invert, u32 mode);
 806 void cx231xx_Setup_AFE_for_LowIF(struct cx231xx *dev);
 807 void reset_s5h1432_demod(struct cx231xx *dev);
 808 void cx231xx_dump_HH_reg(struct cx231xx *dev);
 809 void update_HH_register_after_set_DIF(struct cx231xx *dev);
 810 void cx231xx_dump_SC_reg(struct cx231xx *dev);
 811
 812
 813
 814 int cx231xx_dif_set_standard(struct cx231xx *dev, u32 standard);
 815 int cx231xx_tuner_pre_channel_change(struct cx231xx *dev);
 816 int cx231xx_tuner_post_channel_change(struct cx231xx *dev);
 817
 818 /* video parser functions */
 819 u8 cx231xx_find_next_SAV_EAV(u8 *p_buffer, u32 buffer_size,
 820                              u32 *p_bytes_used);
 821 u8 cx231xx_find_boundary_SAV_EAV(u8 *p_buffer, u8 *partial_buf,
 822                                  u32 *p_bytes_used);
 823 int cx231xx_do_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
 824                     u8 *p_buffer, u32 bytes_to_copy);
 825 void cx231xx_reset_video_buffer(struct cx231xx *dev,
 826                                 struct cx231xx_dmaqueue *dma_q);
 827 u8 cx231xx_is_buffer_done(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q);
 828 u32 cx231xx_copy_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
 829                             u8 *p_line, u32 length, int field_number);
 830 u32 cx231xx_get_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
 831                            u8 sav_eav, u8 *p_buffer, u32 buffer_size);
 832 void cx231xx_swab(u16 *from, u16 *to, u16 len);
 833
 834 /* Provided by cx231xx-core.c */
 835
 836 u32 cx231xx_request_buffers(struct cx231xx *dev, u32 count);
 837 void cx231xx_queue_unusedframes(struct cx231xx *dev);
 838 void cx231xx_release_buffers(struct cx231xx *dev);
 839
 840 /* read from control pipe */
 841 int cx231xx_read_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
 842                           char *buf, int len);
 843
 844 /* write to control pipe */
 845 int cx231xx_write_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
 846                            char *buf, int len);
 847 int cx231xx_mode_register(struct cx231xx *dev, u16 address, u32 mode);
 848
 849 int cx231xx_send_vendor_cmd(struct cx231xx *dev,
 850                                 struct VENDOR_REQUEST_IN *ven_req);
 851 int cx231xx_send_usb_command(struct cx231xx_i2c *i2c_bus,
 852                                 struct cx231xx_i2c_xfer_data *req_data);
 853
 854 /* Gpio related functions */
 855 int cx231xx_send_gpio_cmd(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val,
 856                           u8 len, u8 request, u8 direction);
 857 int cx231xx_set_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val);
 858 int cx231xx_get_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val);
 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_for_tuner(struct cx231xx *dev, u8 I2CIndex);
 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
 947 /* Provided by cx231xx-cards.c */
 948 extern void cx231xx_pre_card_setup(struct cx231xx *dev);
 949 extern void cx231xx_card_setup(struct cx231xx *dev);
 950 extern struct cx231xx_board cx231xx_boards[];
 951 extern struct usb_device_id cx231xx_id_table[];
 952 extern const unsigned int cx231xx_bcount;
 953 int cx231xx_tuner_callback(void *ptr, int component, int command, int arg);
 954
 955 /* Provided by cx231xx-input.c */
 956 int cx231xx_ir_init(struct cx231xx *dev);
 957 int cx231xx_ir_fini(struct cx231xx *dev);
 958
 959 /* cx23885-417.c                                               */
 960 extern int cx231xx_417_register(struct cx231xx *dev);
 961 extern void cx231xx_417_unregister(struct cx231xx *dev);
 962
 963 /* printk macros */
 964
 965 #define cx231xx_err(fmt, arg...) do {\
 966         printk(KERN_ERR fmt , ##arg); } while (0)
 967
 968 #define cx231xx_errdev(fmt, arg...) do {\
 969         printk(KERN_ERR "%s: "fmt,\
 970                         dev->name , ##arg); } while (0)
 971
 972 #define cx231xx_info(fmt, arg...) do {\
 973         printk(KERN_INFO "%s: "fmt,\
 974                         dev->name , ##arg); } while (0)
 975 #define cx231xx_warn(fmt, arg...) do {\
 976         printk(KERN_WARNING "%s: "fmt,\
 977                         dev->name , ##arg); } while (0)
 978
 979 static inline unsigned int norm_maxw(struct cx231xx *dev)
 980 {
 981         if (dev->board.max_range_640_480)
 982                 return 640;
 983         else
 984                 return 720;
 985 }
 986
 987 static inline unsigned int norm_maxh(struct cx231xx *dev)
 988 {
 989         if (dev->board.max_range_640_480)
 990                 return 480;
 991         else
 992                 return (dev->norm & V4L2_STD_625_50) ? 576 : 480;
 993 }
 994 #endif