LXR linux/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/workqueue.h>
  31#include <linux/mutex.h>
  32
  33#include <media/cx2341x.h>
  34
  35#include <media/videobuf-vmalloc.h>
  36#include <media/v4l2-device.h>
  37#include <media/rc-core.h>
  38#include <media/ir-kbd-i2c.h>
  39#include <media/videobuf-dvb.h>
  40
  41#include "cx231xx-reg.h"
  42#include "cx231xx-pcb-cfg.h"
  43#include "cx231xx-conf-reg.h"
  44
  45#define DRIVER_NAME                     "cx231xx"
  46#define PWR_SLEEP_INTERVAL              5
  47
  48/* I2C addresses for control block in Cx231xx */
  49#define     AFE_DEVICE_ADDRESS          0x60
  50#define     I2S_BLK_DEVICE_ADDRESS      0x98
  51#define     VID_BLK_I2C_ADDRESS         0x88
  52#define     VERVE_I2C_ADDRESS           0x40
  53#define     DIF_USE_BASEBAND            0xFFFFFFFF
  54
  55/* Boards supported by driver */
  56#define CX231XX_BOARD_UNKNOWN               0
  57#define CX231XX_BOARD_CNXT_CARRAERA     1
  58#define CX231XX_BOARD_CNXT_SHELBY       2
  59#define CX231XX_BOARD_CNXT_RDE_253S     3
  60#define CX231XX_BOARD_CNXT_RDU_253S     4
  61#define CX231XX_BOARD_CNXT_VIDEO_GRABBER        5
  62#define CX231XX_BOARD_CNXT_RDE_250      6
  63#define CX231XX_BOARD_CNXT_RDU_250      7
  64#define CX231XX_BOARD_HAUPPAUGE_EXETER  8
  65#define CX231XX_BOARD_HAUPPAUGE_USBLIVE2 9
  66#define CX231XX_BOARD_PV_PLAYTV_USB_HYBRID 10
  67#define CX231XX_BOARD_PV_XCAPTURE_USB 11
  68
  69/* Limits minimum and default number of buffers */
  70#define CX231XX_MIN_BUF                 4
  71#define CX231XX_DEF_BUF                 12
  72#define CX231XX_DEF_VBI_BUF             6
  73
  74#define VBI_LINE_COUNT                  17
  75#define VBI_LINE_LENGTH                 1440
  76
  77/*Limits the max URB message size */
  78#define URB_MAX_CTRL_SIZE               80
  79
  80/* Params for validated field */
  81#define CX231XX_BOARD_NOT_VALIDATED     1
  82#define CX231XX_BOARD_VALIDATED         0
  83
  84/* maximum number of cx231xx boards */
  85#define CX231XX_MAXBOARDS               8
  86
  87/* maximum number of frames that can be queued */
  88#define CX231XX_NUM_FRAMES              5
  89
  90/* number of buffers for isoc transfers */
  91#define CX231XX_NUM_BUFS                8
  92
  93/* number of packets for each buffer
  94   windows requests only 40 packets .. so we better do the same
  95   this is what I found out for all alternate numbers there!
  96 */
  97#define CX231XX_NUM_PACKETS             40
  98
  99/* default alternate; 0 means choose the best */
 100#define CX231XX_PINOUT                  0
 101
 102#define CX231XX_INTERLACED_DEFAULT      1
 103
 104/* time to wait when stopping the isoc transfer */
 105#define CX231XX_URB_TIMEOUT             \
 106                msecs_to_jiffies(CX231XX_NUM_BUFS * CX231XX_NUM_PACKETS)
 107
 108#define CX231xx_NORMS (\
 109        V4L2_STD_NTSC_M |  V4L2_STD_NTSC_M_JP |  V4L2_STD_NTSC_443 | \
 110        V4L2_STD_PAL_BG |  V4L2_STD_PAL_DK    |  V4L2_STD_PAL_I    | \
 111        V4L2_STD_PAL_M  |  V4L2_STD_PAL_N     |  V4L2_STD_PAL_Nc   | \
 112        V4L2_STD_PAL_60 |  V4L2_STD_SECAM_L   |  V4L2_STD_SECAM_DK)
 113#define CX231xx_VERSION_CODE KERNEL_VERSION(0, 0, 2)
 114
 115#define SLEEP_S5H1432    30
 116#define CX23417_OSC_EN   8
 117#define CX23417_RESET    9
 118
 119struct cx23417_fmt {
 120        char  *name;
 121        u32   fourcc;          /* v4l2 format id */
 122        int   depth;
 123        int   flags;
 124        u32   cxformat;
 125};
 126enum cx231xx_mode {
 127        CX231XX_SUSPEND,
 128        CX231XX_ANALOG_MODE,
 129        CX231XX_DIGITAL_MODE,
 130};
 131
 132enum cx231xx_std_mode {
 133        CX231XX_TV_AIR = 0,
 134        CX231XX_TV_CABLE
 135};
 136
 137enum cx231xx_stream_state {
 138        STREAM_OFF,
 139        STREAM_INTERRUPT,
 140        STREAM_ON,
 141};
 142
 143struct cx231xx;
 144
 145struct cx231xx_isoc_ctl {
 146        /* max packet size of isoc transaction */
 147        int max_pkt_size;
 148
 149        /* number of allocated urbs */
 150        int num_bufs;
 151
 152        /* urb for isoc transfers */
 153        struct urb **urb;
 154
 155        /* transfer buffers for isoc transfer */
 156        char **transfer_buffer;
 157
 158        /* Last buffer command and region */
 159        u8 cmd;
 160        int pos, size, pktsize;
 161
 162        /* Last field: ODD or EVEN? */
 163        int field;
 164
 165        /* Stores incomplete commands */
 166        u32 tmp_buf;
 167        int tmp_buf_len;
 168
 169        /* Stores already requested buffers */
 170        struct cx231xx_buffer *buf;
 171
 172        /* Stores the number of received fields */
 173        int nfields;
 174
 175        /* isoc urb callback */
 176        int (*isoc_copy) (struct cx231xx *dev, struct urb *urb);
 177};
 178
 179struct cx231xx_bulk_ctl {
 180        /* max packet size of bulk transaction */
 181        int max_pkt_size;
 182
 183        /* number of allocated urbs */
 184        int num_bufs;
 185
 186        /* urb for bulk transfers */
 187        struct urb **urb;
 188
 189        /* transfer buffers for bulk transfer */
 190        char **transfer_buffer;
 191
 192        /* Last buffer command and region */
 193        u8 cmd;
 194        int pos, size, pktsize;
 195
 196        /* Last field: ODD or EVEN? */
 197        int field;
 198
 199        /* Stores incomplete commands */
 200        u32 tmp_buf;
 201        int tmp_buf_len;
 202
 203        /* Stores already requested buffers */
 204        struct cx231xx_buffer *buf;
 205
 206        /* Stores the number of received fields */
 207        int nfields;
 208
 209        /* bulk urb callback */
 210        int (*bulk_copy) (struct cx231xx *dev, struct urb *urb);
 211};
 212
 213struct cx231xx_fmt {
 214        char *name;
 215        u32 fourcc;             /* v4l2 format id */
 216        int depth;
 217        int reg;
 218};
 219
 220/* buffer for one video frame */
 221struct cx231xx_buffer {
 222        /* common v4l buffer stuff -- must be first */
 223        struct videobuf_buffer vb;
 224
 225        struct list_head frame;
 226        int top_field;
 227        int receiving;
 228};
 229
 230enum ps_package_head {
 231        CX231XX_NEED_ADD_PS_PACKAGE_HEAD = 0,
 232        CX231XX_NONEED_PS_PACKAGE_HEAD
 233};
 234
 235struct cx231xx_dmaqueue {
 236        struct list_head active;
 237        struct list_head queued;
 238
 239        wait_queue_head_t wq;
 240
 241        /* Counters to control buffer fill */
 242        int pos;
 243        u8 is_partial_line;
 244        u8 partial_buf[8];
 245        u8 last_sav;
 246        int current_field;
 247        u32 bytes_left_in_line;
 248        u32 lines_completed;
 249        u8 field1_done;
 250        u32 lines_per_field;
 251
 252        /*Mpeg2 control buffer*/
 253        u8 *p_left_data;
 254        u32 left_data_count;
 255        u8 mpeg_buffer_done;
 256        u32 mpeg_buffer_completed;
 257        enum ps_package_head add_ps_package_head;
 258        char ps_head[10];
 259};
 260
 261/* inputs */
 262
 263#define MAX_CX231XX_INPUT               4
 264
 265enum cx231xx_itype {
 266        CX231XX_VMUX_COMPOSITE1 = 1,
 267        CX231XX_VMUX_SVIDEO,
 268        CX231XX_VMUX_TELEVISION,
 269        CX231XX_VMUX_CABLE,
 270        CX231XX_RADIO,
 271        CX231XX_VMUX_DVB,
 272        CX231XX_VMUX_DEBUG
 273};
 274
 275enum cx231xx_v_input {
 276        CX231XX_VIN_1_1 = 0x1,
 277        CX231XX_VIN_2_1,
 278        CX231XX_VIN_3_1,
 279        CX231XX_VIN_4_1,
 280        CX231XX_VIN_1_2 = 0x01,
 281        CX231XX_VIN_2_2,
 282        CX231XX_VIN_3_2,
 283        CX231XX_VIN_1_3 = 0x1,
 284        CX231XX_VIN_2_3,
 285        CX231XX_VIN_3_3,
 286};
 287
 288/* cx231xx has two audio inputs: tuner and line in */
 289enum cx231xx_amux {
 290        /* This is the only entry for cx231xx tuner input */
 291        CX231XX_AMUX_VIDEO,     /* cx231xx tuner */
 292        CX231XX_AMUX_LINE_IN,   /* Line In */
 293};
 294
 295struct cx231xx_reg_seq {
 296        unsigned char bit;
 297        unsigned char val;
 298        int sleep;
 299};
 300
 301struct cx231xx_input {
 302        enum cx231xx_itype type;
 303        unsigned int vmux;
 304        enum cx231xx_amux amux;
 305        struct cx231xx_reg_seq *gpio;
 306};
 307
 308#define INPUT(nr) (&cx231xx_boards[dev->model].input[nr])
 309
 310enum cx231xx_decoder {
 311        CX231XX_NODECODER,
 312        CX231XX_AVDECODER
 313};
 314
 315enum CX231XX_I2C_MASTER_PORT {
 316        I2C_0 = 0,
 317        I2C_1 = 1,
 318        I2C_2 = 2,
 319        I2C_3 = 3
 320};
 321
 322struct cx231xx_board {
 323        char *name;
 324        int vchannels;
 325        int tuner_type;
 326        int tuner_addr;
 327        v4l2_std_id norm;       /* tv norm */
 328
 329        /* demod related */
 330        int demod_addr;
 331        u8 demod_xfer_mode;     /* 0 - Serial; 1 - parallel */
 332
 333        /* GPIO Pins */
 334        struct cx231xx_reg_seq *dvb_gpio;
 335        struct cx231xx_reg_seq *suspend_gpio;
 336        struct cx231xx_reg_seq *tuner_gpio;
 337                /* Negative means don't use it */
 338        s8 tuner_sif_gpio;
 339        s8 tuner_scl_gpio;
 340        s8 tuner_sda_gpio;
 341
 342        /* PIN ctrl */
 343        u32 ctl_pin_status_mask;
 344        u8 agc_analog_digital_select_gpio;
 345        u32 gpio_pin_status_mask;
 346
 347        /* i2c masters */
 348        u8 tuner_i2c_master;
 349        u8 demod_i2c_master;
 350        u8 ir_i2c_master;
 351
 352        /* for devices with I2C chips for IR */
 353        char *rc_map_name;
 354
 355        unsigned int max_range_640_480:1;
 356        unsigned int has_dvb:1;
 357        unsigned int has_417:1;
 358        unsigned int valid:1;
 359        unsigned int no_alt_vanc:1;
 360        unsigned int external_av:1;
 361        unsigned int dont_use_port_3:1;
 362
 363        unsigned char xclk, i2c_speed;
 364
 365        enum cx231xx_decoder decoder;
 366        int output_mode;
 367
 368        struct cx231xx_input input[MAX_CX231XX_INPUT];
 369        struct cx231xx_input radio;
 370        struct rc_map *ir_codes;
 371};
 372
 373/* device states */
 374enum cx231xx_dev_state {
 375        DEV_INITIALIZED = 0x01,
 376        DEV_DISCONNECTED = 0x02,
 377        DEV_MISCONFIGURED = 0x04,
 378};
 379
 380enum AFE_MODE {
 381        AFE_MODE_LOW_IF,
 382        AFE_MODE_BASEBAND,
 383        AFE_MODE_EU_HI_IF,
 384        AFE_MODE_US_HI_IF,
 385        AFE_MODE_JAPAN_HI_IF
 386};
 387
 388enum AUDIO_INPUT {
 389        AUDIO_INPUT_MUTE,
 390        AUDIO_INPUT_LINE,
 391        AUDIO_INPUT_TUNER_TV,
 392        AUDIO_INPUT_SPDIF,
 393        AUDIO_INPUT_TUNER_FM
 394};
 395
 396#define CX231XX_AUDIO_BUFS              5
 397#define CX231XX_NUM_AUDIO_PACKETS       16
 398#define CX231XX_ISO_NUM_AUDIO_PACKETS   64
 399
 400/* cx231xx extensions */
 401#define CX231XX_AUDIO                   0x10
 402#define CX231XX_DVB                     0x20
 403
 404struct cx231xx_audio {
 405        char name[50];
 406        char *transfer_buffer[CX231XX_AUDIO_BUFS];
 407        struct urb *urb[CX231XX_AUDIO_BUFS];
 408        struct usb_device *udev;
 409        unsigned int capture_transfer_done;
 410        struct snd_pcm_substream *capture_pcm_substream;
 411
 412        unsigned int hwptr_done_capture;
 413        struct snd_card *sndcard;
 414
 415        int users, shutdown;
 416        /* locks */
 417        spinlock_t slock;
 418
 419        int alt;                /* alternate */
 420        int max_pkt_size;       /* max packet size of isoc transaction */
 421        int num_alt;            /* Number of alternative settings */
 422        unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
 423        u16 end_point_addr;
 424};
 425
 426struct cx231xx;
 427
 428struct cx231xx_fh {
 429        struct cx231xx *dev;
 430        unsigned int stream_on:1;       /* Locks streams */
 431        int radio;
 432
 433        struct videobuf_queue vb_vidq;
 434
 435        enum v4l2_buf_type type;
 436
 437
 438
 439/*following is copyed from cx23885.h*/
 440        u32                        resources;
 441
 442        /* video overlay */
 443        struct v4l2_window         win;
 444        struct v4l2_clip           *clips;
 445        unsigned int               nclips;
 446
 447        /* video capture */
 448        struct cx23417_fmt         *fmt;
 449        unsigned int               width, height;
 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
 475struct cx231xx_i2c {
 476        struct cx231xx *dev;
 477
 478        int nr;
 479
 480        /* i2c i/o */
 481        struct i2c_adapter i2c_adap;
 482        struct i2c_algo_bit_data i2c_algo;
 483        struct i2c_client i2c_client;
 484        u32 i2c_rc;
 485
 486        /* different settings for each bus */
 487        u8 i2c_period;
 488        u8 i2c_nostop;
 489        u8 i2c_reserve;
 490};
 491
 492struct cx231xx_i2c_xfer_data {
 493        u8 dev_addr;
 494        u8 direction;           /* 1 - IN, 0 - OUT */
 495        u8 saddr_len;           /* sub address len */
 496        u16 saddr_dat;          /* sub addr data */
 497        u8 buf_size;            /* buffer size */
 498        u8 *p_buffer;           /* pointer to the buffer */
 499};
 500
 501struct VENDOR_REQUEST_IN {
 502        u8 bRequest;
 503        u16 wValue;
 504        u16 wIndex;
 505        u16 wLength;
 506        u8 direction;
 507        u8 bData;
 508        u8 *pBuff;
 509};
 510
 511struct cx231xx_tvnorm {
 512        char            *name;
 513        v4l2_std_id     id;
 514        u32             cxiformat;
 515        u32             cxoformat;
 516};
 517
 518struct cx231xx_ctrl {
 519        struct v4l2_queryctrl v;
 520        u32 off;
 521        u32 reg;
 522        u32 mask;
 523        u32 shift;
 524};
 525
 526enum TRANSFER_TYPE {
 527        Raw_Video = 0,
 528        Audio,
 529        Vbi,                    /* VANC */
 530        Sliced_cc,              /* HANC */
 531        TS1_serial_mode,
 532        TS2,
 533        TS1_parallel_mode
 534} ;
 535
 536struct cx231xx_video_mode {
 537        /* Isoc control struct */
 538        struct cx231xx_dmaqueue vidq;
 539        struct cx231xx_isoc_ctl isoc_ctl;
 540        struct cx231xx_bulk_ctl bulk_ctl;
 541        /* locks */
 542        spinlock_t slock;
 543
 544        /* usb transfer */
 545        int alt;                /* alternate */
 546        int max_pkt_size;       /* max packet size of isoc transaction */
 547        int num_alt;            /* Number of alternative settings */
 548        unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
 549        u16 end_point_addr;
 550};
 551/*
 552struct cx23885_dmaqueue {
 553        struct list_head       active;
 554        struct list_head       queued;
 555        struct timer_list      timeout;
 556        struct btcx_riscmem    stopper;
 557        u32                    count;
 558};
 559*/
 560struct cx231xx_tsport {
 561        struct cx231xx *dev;
 562
 563        int                        nr;
 564        int                        sram_chno;
 565
 566        struct videobuf_dvb_frontends frontends;
 567
 568        /* dma queues */
 569
 570        u32                        ts_packet_size;
 571        u32                        ts_packet_count;
 572
 573        int                        width;
 574        int                        height;
 575
 576        /* locks */
 577        spinlock_t                 slock;
 578
 579        /* registers */
 580        u32                        reg_gpcnt;
 581        u32                        reg_gpcnt_ctl;
 582        u32                        reg_dma_ctl;
 583        u32                        reg_lngth;
 584        u32                        reg_hw_sop_ctrl;
 585        u32                        reg_gen_ctrl;
 586        u32                        reg_bd_pkt_status;
 587        u32                        reg_sop_status;
 588        u32                        reg_fifo_ovfl_stat;
 589        u32                        reg_vld_misc;
 590        u32                        reg_ts_clk_en;
 591        u32                        reg_ts_int_msk;
 592        u32                        reg_ts_int_stat;
 593        u32                        reg_src_sel;
 594
 595        /* Default register vals */
 596        int                        pci_irqmask;
 597        u32                        dma_ctl_val;
 598        u32                        ts_int_msk_val;
 599        u32                        gen_ctrl_val;
 600        u32                        ts_clk_en_val;
 601        u32                        src_sel_val;
 602        u32                        vld_misc_val;
 603        u32                        hw_sop_ctrl_val;
 604
 605        /* Allow a single tsport to have multiple frontends */
 606        u32                        num_frontends;
 607        void                       *port_priv;
 608};
 609
 610/* main device struct */
 611struct cx231xx {
 612        /* generic device properties */
 613        char name[30];          /* name (including minor) of the device */
 614        int model;              /* index in the device_data struct */
 615        int devno;              /* marks the number of this device */
 616
 617        struct cx231xx_board board;
 618
 619        /* For I2C IR support */
 620        struct IR_i2c_init_data    init_data;
 621
 622        unsigned int stream_on:1;       /* Locks streams */
 623        unsigned int vbi_stream_on:1;   /* Locks streams for VBI */
 624        unsigned int has_audio_class:1;
 625        unsigned int has_alsa_audio:1;
 626
 627        struct cx231xx_fmt *format;
 628
 629        struct v4l2_device v4l2_dev;
 630        struct v4l2_subdev *sd_cx25840;
 631        struct v4l2_subdev *sd_tuner;
 632
 633        struct work_struct wq_trigger;          /* Trigger to start/stop audio for alsa module */
 634        atomic_t           stream_started;      /* stream should be running if true */
 635
 636        struct list_head devlist;
 637
 638        int tuner_type;         /* type of the tuner */
 639        int tuner_addr;         /* tuner address */
 640
 641        /* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
 642        struct cx231xx_i2c i2c_bus[3];
 643        unsigned int xc_fw_load_done:1;
 644        /* locks */
 645        struct mutex gpio_i2c_lock;
 646        struct mutex i2c_lock;
 647
 648        /* video for linux */
 649        int users;              /* user count for exclusive use */
 650        struct video_device *vdev;      /* video for linux device struct */
 651        v4l2_std_id norm;       /* selected tv norm */
 652        int ctl_freq;           /* selected frequency */
 653        unsigned int ctl_ainput;        /* selected audio input */
 654        int mute;
 655        int volume;
 656
 657        /* frame properties */
 658        int width;              /* current frame width */
 659        int height;             /* current frame height */
 660        int interlaced;         /* 1=interlace fileds, 0=just top fileds */
 661
 662        struct cx231xx_audio adev;
 663
 664        /* states */
 665        enum cx231xx_dev_state state;
 666
 667        struct work_struct request_module_wk;
 668
 669        /* locks */
 670        struct mutex lock;
 671        struct mutex ctrl_urb_lock;     /* protects urb_buf */
 672        struct list_head inqueue, outqueue;
 673        wait_queue_head_t open, wait_frame, wait_stream;
 674        struct video_device *vbi_dev;
 675        struct video_device *radio_dev;
 676
 677        unsigned char eedata[256];
 678
 679        struct cx231xx_video_mode video_mode;
 680        struct cx231xx_video_mode vbi_mode;
 681        struct cx231xx_video_mode sliced_cc_mode;
 682        struct cx231xx_video_mode ts1_mode;
 683
 684        atomic_t devlist_count;
 685
 686        struct usb_device *udev;        /* the usb device */
 687        char urb_buf[URB_MAX_CTRL_SIZE];        /* urb control msg buffer */
 688
 689        /* helper funcs that call usb_control_msg */
 690        int (*cx231xx_read_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
 691                                      char *buf, int len);
 692        int (*cx231xx_write_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
 693                                       char *buf, int len);
 694        int (*cx231xx_send_usb_command) (struct cx231xx_i2c *i2c_bus,
 695                                struct cx231xx_i2c_xfer_data *req_data);
 696        int (*cx231xx_gpio_i2c_read) (struct cx231xx *dev, u8 dev_addr,
 697                                      u8 *buf, u8 len);
 698        int (*cx231xx_gpio_i2c_write) (struct cx231xx *dev, u8 dev_addr,
 699                                       u8 *buf, u8 len);
 700
 701        int (*cx231xx_set_analog_freq) (struct cx231xx *dev, u32 freq);
 702        int (*cx231xx_reset_analog_tuner) (struct cx231xx *dev);
 703
 704        enum cx231xx_mode mode;
 705
 706        struct cx231xx_dvb *dvb;
 707
 708        /* Cx231xx supported PCB config's */
 709        struct pcb_config current_pcb_config;
 710        u8 current_scenario_idx;
 711        u8 interface_count;
 712        u8 max_iad_interface_count;
 713
 714        /* GPIO related register direction and values */
 715        u32 gpio_dir;
 716        u32 gpio_val;
 717
 718        /* Power Modes */
 719        int power_mode;
 720
 721        /* afe parameters */
 722        enum AFE_MODE afe_mode;
 723        u32 afe_ref_count;
 724
 725        /* video related parameters */
 726        u32 video_input;
 727        u32 active_mode;
 728        u8 vbi_or_sliced_cc_mode;       /* 0 - vbi ; 1 - sliced cc mode */
 729        enum cx231xx_std_mode std_mode; /* 0 - Air; 1 - cable */
 730
 731        /*mode: digital=1 or analog=0*/
 732        u8 mode_tv;
 733
 734        u8 USE_ISO;
 735        struct cx231xx_tvnorm      encodernorm;
 736        struct cx231xx_tsport      ts1, ts2;
 737        struct cx2341x_mpeg_params mpeg_params;
 738        struct video_device        *v4l_device;
 739        atomic_t                   v4l_reader_count;
 740        u32                        freq;
 741        unsigned int               input;
 742        u32                        cx23417_mailbox;
 743        u32                        __iomem *lmmio;
 744        u8                         __iomem *bmmio;
 745};
 746
 747extern struct list_head cx231xx_devlist;
 748
 749#define cx25840_call(cx231xx, o, f, args...) \
 750        v4l2_subdev_call(cx231xx->sd_cx25840, o, f, ##args)
 751#define tuner_call(cx231xx, o, f, args...) \
 752        v4l2_subdev_call(cx231xx->sd_tuner, o, f, ##args)
 753#define call_all(dev, o, f, args...) \
 754        v4l2_device_call_until_err(&dev->v4l2_dev, 0, o, f, ##args)
 755
 756struct cx231xx_ops {
 757        struct list_head next;
 758        char *name;
 759        int id;
 760        int (*init) (struct cx231xx *);
 761        int (*fini) (struct cx231xx *);
 762};
 763
 764/* call back functions in dvb module */
 765int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq);
 766int cx231xx_reset_analog_tuner(struct cx231xx *dev);
 767
 768/* Provided by cx231xx-i2c.c */
 769void cx231xx_do_i2c_scan(struct cx231xx *dev, struct i2c_client *c);
 770int cx231xx_i2c_register(struct cx231xx_i2c *bus);
 771int cx231xx_i2c_unregister(struct cx231xx_i2c *bus);
 772
 773/* Internal block control functions */
 774int cx231xx_read_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
 775                 u8 saddr_len, u32 *data, u8 data_len, int master);
 776int cx231xx_write_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
 777                 u8 saddr_len, u32 data, u8 data_len, int master);
 778int cx231xx_read_i2c_data(struct cx231xx *dev, u8 dev_addr,
 779                          u16 saddr, u8 saddr_len, u32 *data, u8 data_len);
 780int cx231xx_write_i2c_data(struct cx231xx *dev, u8 dev_addr,
 781                           u16 saddr, u8 saddr_len, u32 data, u8 data_len);
 782int cx231xx_reg_mask_write(struct cx231xx *dev, u8 dev_addr, u8 size,
 783                           u16 register_address, u8 bit_start, u8 bit_end,
 784                           u32 value);
 785int cx231xx_read_modify_write_i2c_dword(struct cx231xx *dev, u8 dev_addr,
 786                                        u16 saddr, u32 mask, u32 value);
 787u32 cx231xx_set_field(u32 field_mask, u32 data);
 788
 789/*verve r/w*/
 790void initGPIO(struct cx231xx *dev);
 791void uninitGPIO(struct cx231xx *dev);
 792/* afe related functions */
 793int cx231xx_afe_init_super_block(struct cx231xx *dev, u32 ref_count);
 794int cx231xx_afe_init_channels(struct cx231xx *dev);
 795int cx231xx_afe_setup_AFE_for_baseband(struct cx231xx *dev);
 796int cx231xx_afe_set_input_mux(struct cx231xx *dev, u32 input_mux);
 797int cx231xx_afe_set_mode(struct cx231xx *dev, enum AFE_MODE mode);
 798int cx231xx_afe_update_power_control(struct cx231xx *dev,
 799                                        enum AV_MODE avmode);
 800int cx231xx_afe_adjust_ref_count(struct cx231xx *dev, u32 video_input);
 801
 802/* i2s block related functions */
 803int cx231xx_i2s_blk_initialize(struct cx231xx *dev);
 804int cx231xx_i2s_blk_update_power_control(struct cx231xx *dev,
 805                                        enum AV_MODE avmode);
 806int cx231xx_i2s_blk_set_audio_input(struct cx231xx *dev, u8 audio_input);
 807
 808/* DIF related functions */
 809int cx231xx_dif_configure_C2HH_for_low_IF(struct cx231xx *dev, u32 mode,
 810                                          u32 function_mode, u32 standard);
 811void cx231xx_set_Colibri_For_LowIF(struct cx231xx *dev, u32 if_freq,
 812                                         u8 spectral_invert, u32 mode);
 813u32 cx231xx_Get_Colibri_CarrierOffset(u32 mode, u32 standerd);
 814void cx231xx_set_DIF_bandpass(struct cx231xx *dev, u32 if_freq,
 815                                         u8 spectral_invert, u32 mode);
 816void cx231xx_Setup_AFE_for_LowIF(struct cx231xx *dev);
 817void reset_s5h1432_demod(struct cx231xx *dev);
 818void cx231xx_dump_HH_reg(struct cx231xx *dev);
 819void update_HH_register_after_set_DIF(struct cx231xx *dev);
 820void cx231xx_dump_SC_reg(struct cx231xx *dev);
 821
 822
 823
 824int cx231xx_dif_set_standard(struct cx231xx *dev, u32 standard);
 825int cx231xx_tuner_pre_channel_change(struct cx231xx *dev);
 826int cx231xx_tuner_post_channel_change(struct cx231xx *dev);
 827
 828/* video parser functions */
 829u8 cx231xx_find_next_SAV_EAV(u8 *p_buffer, u32 buffer_size,
 830                             u32 *p_bytes_used);
 831u8 cx231xx_find_boundary_SAV_EAV(u8 *p_buffer, u8 *partial_buf,
 832                                 u32 *p_bytes_used);
 833int cx231xx_do_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
 834                    u8 *p_buffer, u32 bytes_to_copy);
 835void cx231xx_reset_video_buffer(struct cx231xx *dev,
 836                                struct cx231xx_dmaqueue *dma_q);
 837u8 cx231xx_is_buffer_done(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q);
 838u32 cx231xx_copy_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
 839                            u8 *p_line, u32 length, int field_number);
 840u32 cx231xx_get_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
 841                           u8 sav_eav, u8 *p_buffer, u32 buffer_size);
 842void cx231xx_swab(u16 *from, u16 *to, u16 len);
 843
 844/* Provided by cx231xx-core.c */
 845
 846u32 cx231xx_request_buffers(struct cx231xx *dev, u32 count);
 847void cx231xx_queue_unusedframes(struct cx231xx *dev);
 848void cx231xx_release_buffers(struct cx231xx *dev);
 849
 850/* read from control pipe */
 851int cx231xx_read_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
 852                          char *buf, int len);
 853
 854/* write to control pipe */
 855int cx231xx_write_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
 856                           char *buf, int len);
 857int cx231xx_mode_register(struct cx231xx *dev, u16 address, u32 mode);
 858
 859int cx231xx_send_vendor_cmd(struct cx231xx *dev,
 860                                struct VENDOR_REQUEST_IN *ven_req);
 861int cx231xx_send_usb_command(struct cx231xx_i2c *i2c_bus,
 862                                struct cx231xx_i2c_xfer_data *req_data);
 863
 864/* Gpio related functions */
 865int cx231xx_send_gpio_cmd(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val,
 866                          u8 len, u8 request, u8 direction);
 867int cx231xx_set_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val);
 868int cx231xx_get_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val);
 869int cx231xx_set_gpio_value(struct cx231xx *dev, int pin_number, int pin_value);
 870int cx231xx_set_gpio_direction(struct cx231xx *dev, int pin_number,
 871                               int pin_value);
 872
 873int cx231xx_gpio_i2c_start(struct cx231xx *dev);
 874int cx231xx_gpio_i2c_end(struct cx231xx *dev);
 875int cx231xx_gpio_i2c_write_byte(struct cx231xx *dev, u8 data);
 876int cx231xx_gpio_i2c_read_byte(struct cx231xx *dev, u8 *buf);
 877int cx231xx_gpio_i2c_read_ack(struct cx231xx *dev);
 878int cx231xx_gpio_i2c_write_ack(struct cx231xx *dev);
 879int cx231xx_gpio_i2c_write_nak(struct cx231xx *dev);
 880
 881int cx231xx_gpio_i2c_read(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
 882int cx231xx_gpio_i2c_write(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
 883
 884/* audio related functions */
 885int cx231xx_set_audio_decoder_input(struct cx231xx *dev,
 886                                    enum AUDIO_INPUT audio_input);
 887
 888int cx231xx_capture_start(struct cx231xx *dev, int start, u8 media_type);
 889int cx231xx_set_video_alternate(struct cx231xx *dev);
 890int cx231xx_set_alt_setting(struct cx231xx *dev, u8 index, u8 alt);
 891int is_fw_load(struct cx231xx *dev);
 892int cx231xx_check_fw(struct cx231xx *dev);
 893int cx231xx_init_isoc(struct cx231xx *dev, int max_packets,
 894                      int num_bufs, int max_pkt_size,
 895                      int (*isoc_copy) (struct cx231xx *dev,
 896                                        struct urb *urb));
 897int cx231xx_init_bulk(struct cx231xx *dev, int max_packets,
 898                      int num_bufs, int max_pkt_size,
 899                      int (*bulk_copy) (struct cx231xx *dev,
 900                                        struct urb *urb));
 901void cx231xx_stop_TS1(struct cx231xx *dev);
 902void cx231xx_start_TS1(struct cx231xx *dev);
 903void cx231xx_uninit_isoc(struct cx231xx *dev);
 904void cx231xx_uninit_bulk(struct cx231xx *dev);
 905int cx231xx_set_mode(struct cx231xx *dev, enum cx231xx_mode set_mode);
 906int cx231xx_unmute_audio(struct cx231xx *dev);
 907int cx231xx_ep5_bulkout(struct cx231xx *dev, u8 *firmware, u16 size);
 908void cx231xx_disable656(struct cx231xx *dev);
 909void cx231xx_enable656(struct cx231xx *dev);
 910int cx231xx_demod_reset(struct cx231xx *dev);
 911int cx231xx_gpio_set(struct cx231xx *dev, struct cx231xx_reg_seq *gpio);
 912
 913/* Device list functions */
 914void cx231xx_release_resources(struct cx231xx *dev);
 915void cx231xx_release_analog_resources(struct cx231xx *dev);
 916int cx231xx_register_analog_devices(struct cx231xx *dev);
 917void cx231xx_remove_from_devlist(struct cx231xx *dev);
 918void cx231xx_add_into_devlist(struct cx231xx *dev);
 919void cx231xx_init_extension(struct cx231xx *dev);
 920void cx231xx_close_extension(struct cx231xx *dev);
 921
 922/* hardware init functions */
 923int cx231xx_dev_init(struct cx231xx *dev);
 924void cx231xx_dev_uninit(struct cx231xx *dev);
 925void cx231xx_config_i2c(struct cx231xx *dev);
 926int cx231xx_config(struct cx231xx *dev);
 927
 928/* Stream control functions */
 929int cx231xx_start_stream(struct cx231xx *dev, u32 ep_mask);
 930int cx231xx_stop_stream(struct cx231xx *dev, u32 ep_mask);
 931
 932int cx231xx_initialize_stream_xfer(struct cx231xx *dev, u32 media_type);
 933
 934/* Power control functions */
 935int cx231xx_set_power_mode(struct cx231xx *dev, enum AV_MODE mode);
 936int cx231xx_power_suspend(struct cx231xx *dev);
 937
 938/* chip specific control functions */
 939int cx231xx_init_ctrl_pin_status(struct cx231xx *dev);
 940int cx231xx_set_agc_analog_digital_mux_select(struct cx231xx *dev,
 941                                              u8 analog_or_digital);
 942int cx231xx_enable_i2c_port_3(struct cx231xx *dev, bool is_port_3);
 943
 944/* video audio decoder related functions */
 945void video_mux(struct cx231xx *dev, int index);
 946int cx231xx_set_video_input_mux(struct cx231xx *dev, u8 input);
 947int cx231xx_set_decoder_video_input(struct cx231xx *dev, u8 pin_type, u8 input);
 948int cx231xx_do_mode_ctrl_overrides(struct cx231xx *dev);
 949int cx231xx_set_audio_input(struct cx231xx *dev, u8 input);
 950
 951/* Provided by cx231xx-video.c */
 952int cx231xx_register_extension(struct cx231xx_ops *dev);
 953void cx231xx_unregister_extension(struct cx231xx_ops *dev);
 954void cx231xx_init_extension(struct cx231xx *dev);
 955void cx231xx_close_extension(struct cx231xx *dev);
 956
 957/* Provided by cx231xx-cards.c */
 958extern void cx231xx_pre_card_setup(struct cx231xx *dev);
 959extern void cx231xx_card_setup(struct cx231xx *dev);
 960extern struct cx231xx_board cx231xx_boards[];
 961extern struct usb_device_id cx231xx_id_table[];
 962extern const unsigned int cx231xx_bcount;
 963int cx231xx_tuner_callback(void *ptr, int component, int command, int arg);
 964
 965/* cx23885-417.c                                               */
 966extern int cx231xx_417_register(struct cx231xx *dev);
 967extern void cx231xx_417_unregister(struct cx231xx *dev);
 968
 969/* cx23885-input.c                                             */
 970
 971#if defined(CONFIG_VIDEO_CX231XX_RC)
 972int cx231xx_ir_init(struct cx231xx *dev);
 973void cx231xx_ir_exit(struct cx231xx *dev);
 974#else
 975#define cx231xx_ir_init(dev)    (0)
 976#define cx231xx_ir_exit(dev)    (0)
 977#endif
 978
 979
 980/* printk macros */
 981
 982#define cx231xx_err(fmt, arg...) do {\
 983        printk(KERN_ERR fmt , ##arg); } while (0)
 984
 985#define cx231xx_errdev(fmt, arg...) do {\
 986        printk(KERN_ERR "%s: "fmt,\
 987                        dev->name , ##arg); } while (0)
 988
 989#define cx231xx_info(fmt, arg...) do {\
 990        printk(KERN_INFO "%s: "fmt,\
 991                        dev->name , ##arg); } while (0)
 992#define cx231xx_warn(fmt, arg...) do {\
 993        printk(KERN_WARNING "%s: "fmt,\
 994                        dev->name , ##arg); } while (0)
 995
 996static 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
1004static 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
1012