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 #define CX231XX_BOARD_KWORLD_UB430_USB_HYBRID 12
  69 #define CX231XX_BOARD_ICONBIT_U100 13
  70
  71 /* Limits minimum and default number of buffers */
  72 #define CX231XX_MIN_BUF                 4
  73 #define CX231XX_DEF_BUF                 12
  74 #define CX231XX_DEF_VBI_BUF             6
  75
  76 #define VBI_LINE_COUNT                  17
  77 #define VBI_LINE_LENGTH                 1440
  78
  79 /*Limits the max URB message size */
  80 #define URB_MAX_CTRL_SIZE               80
  81
  82 /* Params for validated field */
  83 #define CX231XX_BOARD_NOT_VALIDATED     1
  84 #define CX231XX_BOARD_VALIDATED         0
  85
  86 /* maximum number of cx231xx boards */
  87 #define CX231XX_MAXBOARDS               8
  88
  89 /* maximum number of frames that can be queued */
  90 #define CX231XX_NUM_FRAMES              5
  91
  92 /* number of buffers for isoc transfers */
  93 #define CX231XX_NUM_BUFS                8
  94
  95 /* number of packets for each buffer
  96    windows requests only 40 packets .. so we better do the same
  97    this is what I found out for all alternate numbers there!
  98  */
  99 #define CX231XX_NUM_PACKETS             40
 100
 101 /* default alternate; 0 means choose the best */
 102 #define CX231XX_PINOUT                  0
 103
 104 #define CX231XX_INTERLACED_DEFAULT      1
 105
 106 /* time to wait when stopping the isoc transfer */
 107 #define CX231XX_URB_TIMEOUT             \
 108                 msecs_to_jiffies(CX231XX_NUM_BUFS * CX231XX_NUM_PACKETS)
 109
 110 #define CX231xx_NORMS (\
 111         V4L2_STD_NTSC_M |  V4L2_STD_NTSC_M_JP |  V4L2_STD_NTSC_443 | \
 112         V4L2_STD_PAL_BG |  V4L2_STD_PAL_DK    |  V4L2_STD_PAL_I    | \
 113         V4L2_STD_PAL_M  |  V4L2_STD_PAL_N     |  V4L2_STD_PAL_Nc   | \
 114         V4L2_STD_PAL_60 |  V4L2_STD_SECAM_L   |  V4L2_STD_SECAM_DK)
 115 #define CX231xx_VERSION_CODE KERNEL_VERSION(0, 0, 2)
 116
 117 #define SLEEP_S5H1432    30
 118 #define CX23417_OSC_EN   8
 119 #define CX23417_RESET    9
 120
 121 struct cx23417_fmt {
 122         char  *name;
 123         u32   fourcc;          /* v4l2 format id */
 124         int   depth;
 125         int   flags;
 126         u32   cxformat;
 127 };
 128 enum cx231xx_mode {
 129         CX231XX_SUSPEND,
 130         CX231XX_ANALOG_MODE,
 131         CX231XX_DIGITAL_MODE,
 132 };
 133
 134 enum cx231xx_std_mode {
 135         CX231XX_TV_AIR = 0,
 136         CX231XX_TV_CABLE
 137 };
 138
 139 enum cx231xx_stream_state {
 140         STREAM_OFF,
 141         STREAM_INTERRUPT,
 142         STREAM_ON,
 143 };
 144
 145 struct cx231xx;
 146
 147 struct cx231xx_isoc_ctl {
 148         /* max packet size of isoc transaction */
 149         int max_pkt_size;
 150
 151         /* number of allocated urbs */
 152         int num_bufs;
 153
 154         /* urb for isoc transfers */
 155         struct urb **urb;
 156
 157         /* transfer buffers for isoc transfer */
 158         char **transfer_buffer;
 159
 160         /* Last buffer command and region */
 161         u8 cmd;
 162         int pos, size, pktsize;
 163
 164         /* Last field: ODD or EVEN? */
 165         int field;
 166
 167         /* Stores incomplete commands */
 168         u32 tmp_buf;
 169         int tmp_buf_len;
 170
 171         /* Stores already requested buffers */
 172         struct cx231xx_buffer *buf;
 173
 174         /* Stores the number of received fields */
 175         int nfields;
 176
 177         /* isoc urb callback */
 178         int (*isoc_copy) (struct cx231xx *dev, struct urb *urb);
 179 };
 180
 181 struct cx231xx_bulk_ctl {
 182         /* max packet size of bulk transaction */
 183         int max_pkt_size;
 184
 185         /* number of allocated urbs */
 186         int num_bufs;
 187
 188         /* urb for bulk transfers */
 189         struct urb **urb;
 190
 191         /* transfer buffers for bulk transfer */
 192         char **transfer_buffer;
 193
 194         /* Last buffer command and region */
 195         u8 cmd;
 196         int pos, size, pktsize;
 197
 198         /* Last field: ODD or EVEN? */
 199         int field;
 200
 201         /* Stores incomplete commands */
 202         u32 tmp_buf;
 203         int tmp_buf_len;
 204
 205         /* Stores already requested buffers */
 206         struct cx231xx_buffer *buf;
 207
 208         /* Stores the number of received fields */
 209         int nfields;
 210
 211         /* bulk urb callback */
 212         int (*bulk_copy) (struct cx231xx *dev, struct urb *urb);
 213 };
 214
 215 struct cx231xx_fmt {
 216         char *name;
 217         u32 fourcc;             /* v4l2 format id */
 218         int depth;
 219         int reg;
 220 };
 221
 222 /* buffer for one video frame */
 223 struct cx231xx_buffer {
 224         /* common v4l buffer stuff -- must be first */
 225         struct videobuf_buffer vb;
 226
 227         struct list_head frame;
 228         int top_field;
 229         int receiving;
 230 };
 231
 232 enum ps_package_head {
 233         CX231XX_NEED_ADD_PS_PACKAGE_HEAD = 0,
 234         CX231XX_NONEED_PS_PACKAGE_HEAD
 235 };
 236
 237 struct cx231xx_dmaqueue {
 238         struct list_head active;
 239         struct list_head queued;
 240
 241         wait_queue_head_t wq;
 242
 243         /* Counters to control buffer fill */
 244         int pos;
 245         u8 is_partial_line;
 246         u8 partial_buf[8];
 247         u8 last_sav;
 248         int current_field;
 249         u32 bytes_left_in_line;
 250         u32 lines_completed;
 251         u8 field1_done;
 252         u32 lines_per_field;
 253
 254         /*Mpeg2 control buffer*/
 255         u8 *p_left_data;
 256         u32 left_data_count;
 257         u8 mpeg_buffer_done;
 258         u32 mpeg_buffer_completed;
 259         enum ps_package_head add_ps_package_head;
 260         char ps_head[10];
 261 };
 262
 263 /* inputs */
 264
 265 #define MAX_CX231XX_INPUT               4
 266
 267 enum cx231xx_itype {
 268         CX231XX_VMUX_COMPOSITE1 = 1,
 269         CX231XX_VMUX_SVIDEO,
 270         CX231XX_VMUX_TELEVISION,
 271         CX231XX_VMUX_CABLE,
 272         CX231XX_RADIO,
 273         CX231XX_VMUX_DVB,
 274         CX231XX_VMUX_DEBUG
 275 };
 276
 277 enum cx231xx_v_input {
 278         CX231XX_VIN_1_1 = 0x1,
 279         CX231XX_VIN_2_1,
 280         CX231XX_VIN_3_1,
 281         CX231XX_VIN_4_1,
 282         CX231XX_VIN_1_2 = 0x01,
 283         CX231XX_VIN_2_2,
 284         CX231XX_VIN_3_2,
 285         CX231XX_VIN_1_3 = 0x1,
 286         CX231XX_VIN_2_3,
 287         CX231XX_VIN_3_3,
 288 };
 289
 290 /* cx231xx has two audio inputs: tuner and line in */
 291 enum cx231xx_amux {
 292         /* This is the only entry for cx231xx tuner input */
 293         CX231XX_AMUX_VIDEO,     /* cx231xx tuner */
 294         CX231XX_AMUX_LINE_IN,   /* Line In */
 295 };
 296
 297 struct cx231xx_reg_seq {
 298         unsigned char bit;
 299         unsigned char val;
 300         int sleep;
 301 };
 302
 303 struct cx231xx_input {
 304         enum cx231xx_itype type;
 305         unsigned int vmux;
 306         enum cx231xx_amux amux;
 307         struct cx231xx_reg_seq *gpio;
 308 };
 309
 310 #define INPUT(nr) (&cx231xx_boards[dev->model].input[nr])
 311
 312 enum cx231xx_decoder {
 313         CX231XX_NODECODER,
 314         CX231XX_AVDECODER
 315 };
 316
 317 enum CX231XX_I2C_MASTER_PORT {
 318         I2C_0 = 0,
 319         I2C_1 = 1,
 320         I2C_2 = 2,
 321         I2C_3 = 3
 322 };
 323
 324 struct cx231xx_board {
 325         char *name;
 326         int vchannels;
 327         int tuner_type;
 328         int tuner_addr;
 329         v4l2_std_id norm;       /* tv norm */
 330
 331         /* demod related */
 332         int demod_addr;
 333         u8 demod_xfer_mode;     /* 0 - Serial; 1 - parallel */
 334
 335         /* GPIO Pins */
 336         struct cx231xx_reg_seq *dvb_gpio;
 337         struct cx231xx_reg_seq *suspend_gpio;
 338         struct cx231xx_reg_seq *tuner_gpio;
 339                 /* Negative means don't use it */
 340         s8 tuner_sif_gpio;
 341         s8 tuner_scl_gpio;
 342         s8 tuner_sda_gpio;
 343
 344         /* PIN ctrl */
 345         u32 ctl_pin_status_mask;
 346         u8 agc_analog_digital_select_gpio;
 347         u32 gpio_pin_status_mask;
 348
 349         /* i2c masters */
 350         u8 tuner_i2c_master;
 351         u8 demod_i2c_master;
 352         u8 ir_i2c_master;
 353
 354         /* for devices with I2C chips for IR */
 355         char *rc_map_name;
 356
 357         unsigned int max_range_640_480:1;
 358         unsigned int has_dvb:1;
 359         unsigned int has_417:1;
 360         unsigned int valid:1;
 361         unsigned int no_alt_vanc:1;
 362         unsigned int external_av:1;
 363         unsigned int dont_use_port_3:1;
 364
 365         unsigned char xclk, i2c_speed;
 366
 367         enum cx231xx_decoder decoder;
 368         int output_mode;
 369
 370         struct cx231xx_input input[MAX_CX231XX_INPUT];
 371         struct cx231xx_input radio;
 372         struct rc_map *ir_codes;
 373 };
 374
 375 /* device states */
 376 enum cx231xx_dev_state {
 377         DEV_INITIALIZED = 0x01,
 378         DEV_DISCONNECTED = 0x02,
 379         DEV_MISCONFIGURED = 0x04,
 380 };
 381
 382 enum AFE_MODE {
 383         AFE_MODE_LOW_IF,
 384         AFE_MODE_BASEBAND,
 385         AFE_MODE_EU_HI_IF,
 386         AFE_MODE_US_HI_IF,
 387         AFE_MODE_JAPAN_HI_IF
 388 };
 389
 390 enum AUDIO_INPUT {
 391         AUDIO_INPUT_MUTE,
 392         AUDIO_INPUT_LINE,
 393         AUDIO_INPUT_TUNER_TV,
 394         AUDIO_INPUT_SPDIF,
 395         AUDIO_INPUT_TUNER_FM
 396 };
 397
 398 #define CX231XX_AUDIO_BUFS              5
 399 #define CX231XX_NUM_AUDIO_PACKETS       16
 400 #define CX231XX_ISO_NUM_AUDIO_PACKETS   64
 401
 402 /* cx231xx extensions */
 403 #define CX231XX_AUDIO                   0x10
 404 #define CX231XX_DVB                     0x20
 405
 406 struct cx231xx_audio {
 407         char name[50];
 408         char *transfer_buffer[CX231XX_AUDIO_BUFS];
 409         struct urb *urb[CX231XX_AUDIO_BUFS];
 410         struct usb_device *udev;
 411         unsigned int capture_transfer_done;
 412         struct snd_pcm_substream *capture_pcm_substream;
 413
 414         unsigned int hwptr_done_capture;
 415         struct snd_card *sndcard;
 416
 417         int users, shutdown;
 418         /* locks */
 419         spinlock_t slock;
 420
 421         int alt;                /* alternate */
 422         int max_pkt_size;       /* max packet size of isoc transaction */
 423         int num_alt;            /* Number of alternative settings */
 424         unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
 425         u16 end_point_addr;
 426 };
 427
 428 struct cx231xx;
 429
 430 struct cx231xx_fh {
 431         struct cx231xx *dev;
 432         unsigned int stream_on:1;       /* Locks streams */
 433         int radio;
 434
 435         struct videobuf_queue vb_vidq;
 436
 437         enum v4l2_buf_type type;
 438
 439
 440
 441 /*following is copyed from cx23885.h*/
 442         u32                        resources;
 443
 444         /* video overlay */
 445         struct v4l2_window         win;
 446         struct v4l2_clip           *clips;
 447         unsigned int               nclips;
 448
 449         /* video capture */
 450         struct cx23417_fmt         *fmt;
 451         unsigned int               width, height;
 452
 453         /* vbi capture */
 454         struct videobuf_queue      vidq;
 455         struct videobuf_queue      vbiq;
 456
 457         /* MPEG Encoder specifics ONLY */
 458
 459         atomic_t                   v4l_reading;
 460 };
 461
 462 /*****************************************************************/
 463 /* set/get i2c */
 464 /* 00--1Mb/s, 01-400kb/s, 10--100kb/s, 11--5Mb/s */
 465 #define I2C_SPEED_1M            0x0
 466 #define I2C_SPEED_400K          0x1
 467 #define I2C_SPEED_100K          0x2
 468 #define I2C_SPEED_5M            0x3
 469
 470 /* 0-- STOP transaction */
 471 #define I2C_STOP                0x0
 472 /* 1-- do not transmit STOP at end of transaction */
 473 #define I2C_NOSTOP              0x1
 474 /* 1--allow slave to insert clock wait states */
 475 #define I2C_SYNC                0x1
 476
 477 struct cx231xx_i2c {
 478         struct cx231xx *dev;
 479
 480         int nr;
 481
 482         /* i2c i/o */
 483         struct i2c_adapter i2c_adap;
 484         struct i2c_algo_bit_data i2c_algo;
 485         struct i2c_client i2c_client;
 486         u32 i2c_rc;
 487
 488         /* different settings for each bus */
 489         u8 i2c_period;
 490         u8 i2c_nostop;
 491         u8 i2c_reserve;
 492 };
 493
 494 struct cx231xx_i2c_xfer_data {
 495         u8 dev_addr;
 496         u8 direction;           /* 1 - IN, 0 - OUT */
 497         u8 saddr_len;           /* sub address len */
 498         u16 saddr_dat;          /* sub addr data */
 499         u8 buf_size;            /* buffer size */
 500         u8 *p_buffer;           /* pointer to the buffer */
 501 };
 502
 503 struct VENDOR_REQUEST_IN {
 504         u8 bRequest;
 505         u16 wValue;
 506         u16 wIndex;
 507         u16 wLength;
 508         u8 direction;
 509         u8 bData;
 510         u8 *pBuff;
 511 };
 512
 513 struct cx231xx_tvnorm {
 514         char            *name;
 515         v4l2_std_id     id;
 516         u32             cxiformat;
 517         u32             cxoformat;
 518 };
 519
 520 struct cx231xx_ctrl {
 521         struct v4l2_queryctrl v;
 522         u32 off;
 523         u32 reg;
 524         u32 mask;
 525         u32 shift;
 526 };
 527
 528 enum TRANSFER_TYPE {
 529         Raw_Video = 0,
 530         Audio,
 531         Vbi,                    /* VANC */
 532         Sliced_cc,              /* HANC */
 533         TS1_serial_mode,
 534         TS2,
 535         TS1_parallel_mode
 536 } ;
 537
 538 struct cx231xx_video_mode {
 539         /* Isoc control struct */
 540         struct cx231xx_dmaqueue vidq;
 541         struct cx231xx_isoc_ctl isoc_ctl;
 542         struct cx231xx_bulk_ctl bulk_ctl;
 543         /* locks */
 544         spinlock_t slock;
 545
 546         /* usb transfer */
 547         int alt;                /* alternate */
 548         int max_pkt_size;       /* max packet size of isoc transaction */
 549         int num_alt;            /* Number of alternative settings */
 550         unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
 551         u16 end_point_addr;
 552 };
 553 /*
 554 struct cx23885_dmaqueue {
 555         struct list_head       active;
 556         struct list_head       queued;
 557         struct timer_list      timeout;
 558         struct btcx_riscmem    stopper;
 559         u32                    count;
 560 };
 561 */
 562 struct cx231xx_tsport {
 563         struct cx231xx *dev;
 564
 565         int                        nr;
 566         int                        sram_chno;
 567
 568         struct videobuf_dvb_frontends frontends;
 569
 570         /* dma queues */
 571
 572         u32                        ts_packet_size;
 573         u32                        ts_packet_count;
 574
 575         int                        width;
 576         int                        height;
 577
 578         /* locks */
 579         spinlock_t                 slock;
 580
 581         /* registers */
 582         u32                        reg_gpcnt;
 583         u32                        reg_gpcnt_ctl;
 584         u32                        reg_dma_ctl;
 585         u32                        reg_lngth;
 586         u32                        reg_hw_sop_ctrl;
 587         u32                        reg_gen_ctrl;
 588         u32                        reg_bd_pkt_status;
 589         u32                        reg_sop_status;
 590         u32                        reg_fifo_ovfl_stat;
 591         u32                        reg_vld_misc;
 592         u32                        reg_ts_clk_en;
 593         u32                        reg_ts_int_msk;
 594         u32                        reg_ts_int_stat;
 595         u32                        reg_src_sel;
 596
 597         /* Default register vals */
 598         int                        pci_irqmask;
 599         u32                        dma_ctl_val;
 600         u32                        ts_int_msk_val;
 601         u32                        gen_ctrl_val;
 602         u32                        ts_clk_en_val;
 603         u32                        src_sel_val;
 604         u32                        vld_misc_val;
 605         u32                        hw_sop_ctrl_val;
 606
 607         /* Allow a single tsport to have multiple frontends */
 608         u32                        num_frontends;
 609         void                       *port_priv;
 610 };
 611
 612 /* main device struct */
 613 struct cx231xx {
 614         /* generic device properties */
 615         char name[30];          /* name (including minor) of the device */
 616         int model;              /* index in the device_data struct */
 617         int devno;              /* marks the number of this device */
 618
 619         struct cx231xx_board board;
 620
 621         /* For I2C IR support */
 622         struct IR_i2c_init_data    init_data;
 623
 624         unsigned int stream_on:1;       /* Locks streams */
 625         unsigned int vbi_stream_on:1;   /* Locks streams for VBI */
 626         unsigned int has_audio_class:1;
 627         unsigned int has_alsa_audio:1;
 628
 629         struct cx231xx_fmt *format;
 630
 631         struct v4l2_device v4l2_dev;
 632         struct v4l2_subdev *sd_cx25840;
 633         struct v4l2_subdev *sd_tuner;
 634
 635         struct work_struct wq_trigger;          /* Trigger to start/stop audio for alsa module */
 636         atomic_t           stream_started;      /* stream should be running if true */
 637
 638         struct list_head devlist;
 639
 640         int tuner_type;         /* type of the tuner */
 641         int tuner_addr;         /* tuner address */
 642
 643         /* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
 644         struct cx231xx_i2c i2c_bus[3];
 645         unsigned int xc_fw_load_done:1;
 646         /* locks */
 647         struct mutex gpio_i2c_lock;
 648         struct mutex i2c_lock;
 649
 650         /* video for linux */
 651         int users;              /* user count for exclusive use */
 652         struct video_device *vdev;      /* video for linux device struct */
 653         v4l2_std_id norm;       /* selected tv norm */
 654         int ctl_freq;           /* selected frequency */
 655         unsigned int ctl_ainput;        /* selected audio input */
 656         int mute;
 657         int volume;
 658
 659         /* frame properties */
 660         int width;              /* current frame width */
 661         int height;             /* current frame height */
 662         int interlaced;         /* 1=interlace fileds, 0=just top fileds */
 663
 664         struct cx231xx_audio adev;
 665
 666         /* states */
 667         enum cx231xx_dev_state state;
 668
 669         struct work_struct request_module_wk;
 670
 671         /* locks */
 672         struct mutex lock;
 673         struct mutex ctrl_urb_lock;     /* protects urb_buf */
 674         struct list_head inqueue, outqueue;
 675         wait_queue_head_t open, wait_frame, wait_stream;
 676         struct video_device *vbi_dev;
 677         struct video_device *radio_dev;
 678
 679         unsigned char eedata[256];
 680
 681         struct cx231xx_video_mode video_mode;
 682         struct cx231xx_video_mode vbi_mode;
 683         struct cx231xx_video_mode sliced_cc_mode;
 684         struct cx231xx_video_mode ts1_mode;
 685
 686         atomic_t devlist_count;
 687
 688         struct usb_device *udev;        /* the usb device */
 689         char urb_buf[URB_MAX_CTRL_SIZE];        /* urb control msg buffer */
 690
 691         /* helper funcs that call usb_control_msg */
 692         int (*cx231xx_read_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
 693                                       char *buf, int len);
 694         int (*cx231xx_write_ctrl_reg) (struct cx231xx *dev, u8 req, u16 reg,
 695                                        char *buf, int len);
 696         int (*cx231xx_send_usb_command) (struct cx231xx_i2c *i2c_bus,
 697                                 struct cx231xx_i2c_xfer_data *req_data);
 698         int (*cx231xx_gpio_i2c_read) (struct cx231xx *dev, u8 dev_addr,
 699                                       u8 *buf, u8 len);
 700         int (*cx231xx_gpio_i2c_write) (struct cx231xx *dev, u8 dev_addr,
 701                                        u8 *buf, u8 len);
 702
 703         int (*cx231xx_set_analog_freq) (struct cx231xx *dev, u32 freq);
 704         int (*cx231xx_reset_analog_tuner) (struct cx231xx *dev);
 705
 706         enum cx231xx_mode mode;
 707
 708         struct cx231xx_dvb *dvb;
 709
 710         /* Cx231xx supported PCB config's */
 711         struct pcb_config current_pcb_config;
 712         u8 current_scenario_idx;
 713         u8 interface_count;
 714         u8 max_iad_interface_count;
 715
 716         /* GPIO related register direction and values */
 717         u32 gpio_dir;
 718         u32 gpio_val;
 719
 720         /* Power Modes */
 721         int power_mode;
 722
 723         /* afe parameters */
 724         enum AFE_MODE afe_mode;
 725         u32 afe_ref_count;
 726
 727         /* video related parameters */
 728         u32 video_input;
 729         u32 active_mode;
 730         u8 vbi_or_sliced_cc_mode;       /* 0 - vbi ; 1 - sliced cc mode */
 731         enum cx231xx_std_mode std_mode; /* 0 - Air; 1 - cable */
 732
 733         /*mode: digital=1 or analog=0*/
 734         u8 mode_tv;
 735
 736         u8 USE_ISO;
 737         struct cx231xx_tvnorm      encodernorm;
 738         struct cx231xx_tsport      ts1, ts2;
 739         struct cx2341x_mpeg_params mpeg_params;
 740         struct video_device        *v4l_device;
 741         atomic_t                   v4l_reader_count;
 742         u32                        freq;
 743         unsigned int               input;
 744         u32                        cx23417_mailbox;
 745         u32                        __iomem *lmmio;
 746         u8                         __iomem *bmmio;
 747 };
 748
 749 extern struct list_head cx231xx_devlist;
 750
 751 #define cx25840_call(cx231xx, o, f, args...) \
 752         v4l2_subdev_call(cx231xx->sd_cx25840, o, f, ##args)
 753 #define tuner_call(cx231xx, o, f, args...) \
 754         v4l2_subdev_call(cx231xx->sd_tuner, o, f, ##args)
 755 #define call_all(dev, o, f, args...) \
 756         v4l2_device_call_until_err(&dev->v4l2_dev, 0, o, f, ##args)
 757
 758 struct cx231xx_ops {
 759         struct list_head next;
 760         char *name;
 761         int id;
 762         int (*init) (struct cx231xx *);
 763         int (*fini) (struct cx231xx *);
 764 };
 765
 766 /* call back functions in dvb module */
 767 int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq);
 768 int cx231xx_reset_analog_tuner(struct cx231xx *dev);
 769
 770 /* Provided by cx231xx-i2c.c */
 771 void cx231xx_do_i2c_scan(struct cx231xx *dev, struct i2c_client *c);
 772 int cx231xx_i2c_register(struct cx231xx_i2c *bus);
 773 int cx231xx_i2c_unregister(struct cx231xx_i2c *bus);
 774
 775 /* Internal block control functions */
 776 int cx231xx_read_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
 777                  u8 saddr_len, u32 *data, u8 data_len, int master);
 778 int cx231xx_write_i2c_master(struct cx231xx *dev, u8 dev_addr, u16 saddr,
 779                  u8 saddr_len, u32 data, u8 data_len, int master);
 780 int cx231xx_read_i2c_data(struct cx231xx *dev, u8 dev_addr,
 781                           u16 saddr, u8 saddr_len, u32 *data, u8 data_len);
 782 int cx231xx_write_i2c_data(struct cx231xx *dev, u8 dev_addr,
 783                            u16 saddr, u8 saddr_len, u32 data, u8 data_len);
 784 int cx231xx_reg_mask_write(struct cx231xx *dev, u8 dev_addr, u8 size,
 785                            u16 register_address, u8 bit_start, u8 bit_end,
 786                            u32 value);
 787 int cx231xx_read_modify_write_i2c_dword(struct cx231xx *dev, u8 dev_addr,
 788                                         u16 saddr, u32 mask, u32 value);
 789 u32 cx231xx_set_field(u32 field_mask, u32 data);
 790
 791 /*verve r/w*/
 792 void initGPIO(struct cx231xx *dev);
 793 void uninitGPIO(struct cx231xx *dev);
 794 /* afe related functions */
 795 int cx231xx_afe_init_super_block(struct cx231xx *dev, u32 ref_count);
 796 int cx231xx_afe_init_channels(struct cx231xx *dev);
 797 int cx231xx_afe_setup_AFE_for_baseband(struct cx231xx *dev);
 798 int cx231xx_afe_set_input_mux(struct cx231xx *dev, u32 input_mux);
 799 int cx231xx_afe_set_mode(struct cx231xx *dev, enum AFE_MODE mode);
 800 int cx231xx_afe_update_power_control(struct cx231xx *dev,
 801                                         enum AV_MODE avmode);
 802 int cx231xx_afe_adjust_ref_count(struct cx231xx *dev, u32 video_input);
 803
 804 /* i2s block related functions */
 805 int cx231xx_i2s_blk_initialize(struct cx231xx *dev);
 806 int cx231xx_i2s_blk_update_power_control(struct cx231xx *dev,
 807                                         enum AV_MODE avmode);
 808 int cx231xx_i2s_blk_set_audio_input(struct cx231xx *dev, u8 audio_input);
 809
 810 /* DIF related functions */
 811 int cx231xx_dif_configure_C2HH_for_low_IF(struct cx231xx *dev, u32 mode,
 812                                           u32 function_mode, u32 standard);
 813 void cx231xx_set_Colibri_For_LowIF(struct cx231xx *dev, u32 if_freq,
 814                                          u8 spectral_invert, u32 mode);
 815 u32 cx231xx_Get_Colibri_CarrierOffset(u32 mode, u32 standerd);
 816 void cx231xx_set_DIF_bandpass(struct cx231xx *dev, u32 if_freq,
 817                                          u8 spectral_invert, u32 mode);
 818 void cx231xx_Setup_AFE_for_LowIF(struct cx231xx *dev);
 819 void reset_s5h1432_demod(struct cx231xx *dev);
 820 void cx231xx_dump_HH_reg(struct cx231xx *dev);
 821 void update_HH_register_after_set_DIF(struct cx231xx *dev);
 822 void cx231xx_dump_SC_reg(struct cx231xx *dev);
 823
 824
 825
 826 int cx231xx_dif_set_standard(struct cx231xx *dev, u32 standard);
 827 int cx231xx_tuner_pre_channel_change(struct cx231xx *dev);
 828 int cx231xx_tuner_post_channel_change(struct cx231xx *dev);
 829
 830 /* video parser functions */
 831 u8 cx231xx_find_next_SAV_EAV(u8 *p_buffer, u32 buffer_size,
 832                              u32 *p_bytes_used);
 833 u8 cx231xx_find_boundary_SAV_EAV(u8 *p_buffer, u8 *partial_buf,
 834                                  u32 *p_bytes_used);
 835 int cx231xx_do_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
 836                     u8 *p_buffer, u32 bytes_to_copy);
 837 void cx231xx_reset_video_buffer(struct cx231xx *dev,
 838                                 struct cx231xx_dmaqueue *dma_q);
 839 u8 cx231xx_is_buffer_done(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q);
 840 u32 cx231xx_copy_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
 841                             u8 *p_line, u32 length, int field_number);
 842 u32 cx231xx_get_video_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
 843                            u8 sav_eav, u8 *p_buffer, u32 buffer_size);
 844 void cx231xx_swab(u16 *from, u16 *to, u16 len);
 845
 846 /* Provided by cx231xx-core.c */
 847
 848 u32 cx231xx_request_buffers(struct cx231xx *dev, u32 count);
 849 void cx231xx_queue_unusedframes(struct cx231xx *dev);
 850 void cx231xx_release_buffers(struct cx231xx *dev);
 851
 852 /* read from control pipe */
 853 int cx231xx_read_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
 854                           char *buf, int len);
 855
 856 /* write to control pipe */
 857 int cx231xx_write_ctrl_reg(struct cx231xx *dev, u8 req, u16 reg,
 858                            char *buf, int len);
 859 int cx231xx_mode_register(struct cx231xx *dev, u16 address, u32 mode);
 860
 861 int cx231xx_send_vendor_cmd(struct cx231xx *dev,
 862                                 struct VENDOR_REQUEST_IN *ven_req);
 863 int cx231xx_send_usb_command(struct cx231xx_i2c *i2c_bus,
 864                                 struct cx231xx_i2c_xfer_data *req_data);
 865
 866 /* Gpio related functions */
 867 int cx231xx_send_gpio_cmd(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val,
 868                           u8 len, u8 request, u8 direction);
 869 int cx231xx_set_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val);
 870 int cx231xx_get_gpio_bit(struct cx231xx *dev, u32 gpio_bit, u8 *gpio_val);
 871 int cx231xx_set_gpio_value(struct cx231xx *dev, int pin_number, int pin_value);
 872 int cx231xx_set_gpio_direction(struct cx231xx *dev, int pin_number,
 873                                int pin_value);
 874
 875 int cx231xx_gpio_i2c_start(struct cx231xx *dev);
 876 int cx231xx_gpio_i2c_end(struct cx231xx *dev);
 877 int cx231xx_gpio_i2c_write_byte(struct cx231xx *dev, u8 data);
 878 int cx231xx_gpio_i2c_read_byte(struct cx231xx *dev, u8 *buf);
 879 int cx231xx_gpio_i2c_read_ack(struct cx231xx *dev);
 880 int cx231xx_gpio_i2c_write_ack(struct cx231xx *dev);
 881 int cx231xx_gpio_i2c_write_nak(struct cx231xx *dev);
 882
 883 int cx231xx_gpio_i2c_read(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
 884 int cx231xx_gpio_i2c_write(struct cx231xx *dev, u8 dev_addr, u8 *buf, u8 len);
 885
 886 /* audio related functions */
 887 int cx231xx_set_audio_decoder_input(struct cx231xx *dev,
 888                                     enum AUDIO_INPUT audio_input);
 889
 890 int cx231xx_capture_start(struct cx231xx *dev, int start, u8 media_type);
 891 int cx231xx_set_video_alternate(struct cx231xx *dev);
 892 int cx231xx_set_alt_setting(struct cx231xx *dev, u8 index, u8 alt);
 893 int is_fw_load(struct cx231xx *dev);
 894 int cx231xx_check_fw(struct cx231xx *dev);
 895 int cx231xx_init_isoc(struct cx231xx *dev, int max_packets,
 896                       int num_bufs, int max_pkt_size,
 897                       int (*isoc_copy) (struct cx231xx *dev,
 898                                         struct urb *urb));
 899 int cx231xx_init_bulk(struct cx231xx *dev, int max_packets,
 900                       int num_bufs, int max_pkt_size,
 901                       int (*bulk_copy) (struct cx231xx *dev,
 902                                         struct urb *urb));
 903 void cx231xx_stop_TS1(struct cx231xx *dev);
 904 void cx231xx_start_TS1(struct cx231xx *dev);
 905 void cx231xx_uninit_isoc(struct cx231xx *dev);
 906 void cx231xx_uninit_bulk(struct cx231xx *dev);
 907 int cx231xx_set_mode(struct cx231xx *dev, enum cx231xx_mode set_mode);
 908 int cx231xx_unmute_audio(struct cx231xx *dev);
 909 int cx231xx_ep5_bulkout(struct cx231xx *dev, u8 *firmware, u16 size);
 910 void cx231xx_disable656(struct cx231xx *dev);
 911 void cx231xx_enable656(struct cx231xx *dev);
 912 int cx231xx_demod_reset(struct cx231xx *dev);
 913 int cx231xx_gpio_set(struct cx231xx *dev, struct cx231xx_reg_seq *gpio);
 914
 915 /* Device list functions */
 916 void cx231xx_release_resources(struct cx231xx *dev);
 917 void cx231xx_release_analog_resources(struct cx231xx *dev);
 918 int cx231xx_register_analog_devices(struct cx231xx *dev);
 919 void cx231xx_remove_from_devlist(struct cx231xx *dev);
 920 void cx231xx_add_into_devlist(struct cx231xx *dev);
 921 void cx231xx_init_extension(struct cx231xx *dev);
 922 void cx231xx_close_extension(struct cx231xx *dev);
 923
 924 /* hardware init functions */
 925 int cx231xx_dev_init(struct cx231xx *dev);
 926 void cx231xx_dev_uninit(struct cx231xx *dev);
 927 void cx231xx_config_i2c(struct cx231xx *dev);
 928 int cx231xx_config(struct cx231xx *dev);
 929
 930 /* Stream control functions */
 931 int cx231xx_start_stream(struct cx231xx *dev, u32 ep_mask);
 932 int cx231xx_stop_stream(struct cx231xx *dev, u32 ep_mask);
 933
 934 int cx231xx_initialize_stream_xfer(struct cx231xx *dev, u32 media_type);
 935
 936 /* Power control functions */
 937 int cx231xx_set_power_mode(struct cx231xx *dev, enum AV_MODE mode);
 938 int cx231xx_power_suspend(struct cx231xx *dev);
 939
 940 /* chip specific control functions */
 941 int cx231xx_init_ctrl_pin_status(struct cx231xx *dev);
 942 int cx231xx_set_agc_analog_digital_mux_select(struct cx231xx *dev,
 943                                               u8 analog_or_digital);
 944 int cx231xx_enable_i2c_port_3(struct cx231xx *dev, bool is_port_3);
 945
 946 /* video audio decoder related functions */
 947 void video_mux(struct cx231xx *dev, int index);
 948 int cx231xx_set_video_input_mux(struct cx231xx *dev, u8 input);
 949 int cx231xx_set_decoder_video_input(struct cx231xx *dev, u8 pin_type, u8 input);
 950 int cx231xx_do_mode_ctrl_overrides(struct cx231xx *dev);
 951 int cx231xx_set_audio_input(struct cx231xx *dev, u8 input);
 952
 953 /* Provided by cx231xx-video.c */
 954 int cx231xx_register_extension(struct cx231xx_ops *dev);
 955 void cx231xx_unregister_extension(struct cx231xx_ops *dev);
 956 void cx231xx_init_extension(struct cx231xx *dev);
 957 void cx231xx_close_extension(struct cx231xx *dev);
 958
 959 /* Provided by cx231xx-cards.c */
 960 extern void cx231xx_pre_card_setup(struct cx231xx *dev);
 961 extern void cx231xx_card_setup(struct cx231xx *dev);
 962 extern struct cx231xx_board cx231xx_boards[];
 963 extern struct usb_device_id cx231xx_id_table[];
 964 extern const unsigned int cx231xx_bcount;
 965 int cx231xx_tuner_callback(void *ptr, int component, int command, int arg);
 966
 967 /* cx23885-417.c                                               */
 968 extern int cx231xx_417_register(struct cx231xx *dev);
 969 extern void cx231xx_417_unregister(struct cx231xx *dev);
 970
 971 /* cx23885-input.c                                             */
 972
 973 #if defined(CONFIG_VIDEO_CX231XX_RC)
 974 int cx231xx_ir_init(struct cx231xx *dev);
 975 void cx231xx_ir_exit(struct cx231xx *dev);
 976 #else
 977 #define cx231xx_ir_init(dev)    (0)
 978 #define cx231xx_ir_exit(dev)    (0)
 979 #endif
 980
 981
 982 /* printk macros */
 983
 984 #define cx231xx_err(fmt, arg...) do {\
 985         printk(KERN_ERR fmt , ##arg); } while (0)
 986
 987 #define cx231xx_errdev(fmt, arg...) do {\
 988         printk(KERN_ERR "%s: "fmt,\
 989                         dev->name , ##arg); } while (0)
 990
 991 #define cx231xx_info(fmt, arg...) do {\
 992         printk(KERN_INFO "%s: "fmt,\
 993                         dev->name , ##arg); } while (0)
 994 #define cx231xx_warn(fmt, arg...) do {\
 995         printk(KERN_WARNING "%s: "fmt,\
 996                         dev->name , ##arg); } while (0)
 997
 998 static inline unsigned int norm_maxw(struct cx231xx *dev)
 999 {
1000         if (dev->board.max_range_640_480)
1001                 return 640;
1002         else
1003                 return 720;
1004 }
1005
1006 static inline unsigned int norm_maxh(struct cx231xx *dev)
1007 {
1008         if (dev->board.max_range_640_480)
1009                 return 480;
1010         else
1011                 return (dev->norm & V4L2_STD_625_50) ? 576 : 480;
1012 }
1013 #endif