drivers/media/video/saa7134/saa7134.h

   1 /*
   2  * $Id: saa7134.h,v 1.38 2005/03/07 12:01:51 kraxel Exp $
   3  *
   4  * v4l2 device driver for philips saa7134 based TV cards
   5  *
   6  * (c) 2001,02 Gerd Knorr <kraxel@bytesex.org>
   7  *
   8  *  This program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License as published by
  10  *  the Free Software Foundation; either version 2 of the License, or
  11  *  (at your option) any later version.
  12  *
  13  *  This program is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *  GNU General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License
  19  *  along with this program; if not, write to the Free Software
  20  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21  */
  22
  23 #include <linux/version.h>
  24 #define SAA7134_VERSION_CODE KERNEL_VERSION(0,2,12)
  25
  26 #include <linux/pci.h>
  27 #include <linux/i2c.h>
  28 #include <linux/videodev.h>
  29 #include <linux/kdev_t.h>
  30 #include <linux/input.h>
  31
  32 #include <asm/io.h>
  33
  34 #include <media/tuner.h>
  35 #include <media/audiochip.h>
  36 #include <media/id.h>
  37 #include <media/ir-common.h>
  38 #include <media/video-buf.h>
  39 #include <media/video-buf-dvb.h>
  40
  41 #ifndef TRUE
  42 # define TRUE (1==1)
  43 #endif
  44 #ifndef FALSE
  45 # define FALSE (1==0)
  46 #endif
  47 #define UNSET (-1U)
  48
  49 /* 2.4 / 2.5 driver compatibility stuff */
  50
  51 /* ----------------------------------------------------------- */
  52 /* enums                                                       */
  53
  54 enum saa7134_tvaudio_mode {
  55         TVAUDIO_FM_MONO       = 1,
  56         TVAUDIO_FM_BG_STEREO  = 2,
  57         TVAUDIO_FM_SAT_STEREO = 3,
  58         TVAUDIO_FM_K_STEREO   = 4,
  59         TVAUDIO_NICAM_AM      = 5,
  60         TVAUDIO_NICAM_FM      = 6,
  61 };
  62
  63 enum saa7134_audio_in {
  64         TV    = 1,
  65         LINE1 = 2,
  66         LINE2 = 3,
  67         LINE2_LEFT,
  68 };
  69
  70 enum saa7134_video_out {
  71         CCIR656 = 1,
  72 };
  73
  74 /* ----------------------------------------------------------- */
  75 /* static data                                                 */
  76
  77 struct saa7134_tvnorm {
  78         char          *name;
  79         v4l2_std_id   id;
  80
  81         /* video decoder */
  82         unsigned int  sync_control;
  83         unsigned int  luma_control;
  84         unsigned int  chroma_ctrl1;
  85         unsigned int  chroma_gain;
  86         unsigned int  chroma_ctrl2;
  87         unsigned int  vgate_misc;
  88
  89         /* video scaler */
  90         unsigned int  h_start;
  91         unsigned int  h_stop;
  92         unsigned int  video_v_start;
  93         unsigned int  video_v_stop;
  94         unsigned int  vbi_v_start;
  95         unsigned int  vbi_v_stop;
  96         unsigned int  src_timing;
  97 };
  98
  99 struct saa7134_tvaudio {
 100         char         *name;
 101         v4l2_std_id  std;
 102         enum         saa7134_tvaudio_mode mode;
 103         int          carr1;
 104         int          carr2;
 105 };
 106
 107 struct saa7134_format {
 108         char           *name;
 109         unsigned int   fourcc;
 110         unsigned int   depth;
 111         unsigned int   pm;
 112         unsigned int   vshift;   /* vertical downsampling (for planar yuv) */
 113         unsigned int   hshift;   /* horizontal downsampling (for planar yuv) */
 114         unsigned int   bswap:1;
 115         unsigned int   wswap:1;
 116         unsigned int   yuv:1;
 117         unsigned int   planar:1;
 118         unsigned int   uvswap:1;
 119 };
 120
 121 /* ----------------------------------------------------------- */
 122 /* card configuration                                          */
 123
 124 #define SAA7134_BOARD_NOAUTO        UNSET
 125 #define SAA7134_BOARD_UNKNOWN           0
 126 #define SAA7134_BOARD_PROTEUS_PRO       1
 127 #define SAA7134_BOARD_FLYVIDEO3000      2
 128 #define SAA7134_BOARD_FLYVIDEO2000      3
 129 #define SAA7134_BOARD_EMPRESS           4
 130 #define SAA7134_BOARD_MONSTERTV         5
 131 #define SAA7134_BOARD_MD9717            6
 132 #define SAA7134_BOARD_TVSTATION_RDS     7
 133 #define SAA7134_BOARD_CINERGY400        8
 134 #define SAA7134_BOARD_MD5044            9
 135 #define SAA7134_BOARD_KWORLD           10
 136 #define SAA7134_BOARD_CINERGY600       11
 137 #define SAA7134_BOARD_MD7134           12
 138 #define SAA7134_BOARD_TYPHOON_90031    13
 139 #define SAA7134_BOARD_ELSA             14
 140 #define SAA7134_BOARD_ELSA_500TV       15
 141 #define SAA7134_BOARD_ASUSTeK_TVFM7134 16
 142 #define SAA7134_BOARD_VA1000POWER      17
 143 #define SAA7134_BOARD_BMK_MPEX_NOTUNER 18
 144 #define SAA7134_BOARD_VIDEOMATE_TV     19
 145 #define SAA7134_BOARD_CRONOS_PLUS      20
 146 #define SAA7134_BOARD_10MOONSTVMASTER  21
 147 #define SAA7134_BOARD_MD2819           22
 148 #define SAA7134_BOARD_BMK_MPEX_TUNER   23
 149 #define SAA7134_BOARD_TVSTATION_DVR    24
 150 #define SAA7134_BOARD_ASUSTEK_TVFM7133  25
 151 #define SAA7134_BOARD_PINNACLE_PCTV_STEREO 26
 152 #define SAA7134_BOARD_MANLI_MTV002     27
 153 #define SAA7134_BOARD_MANLI_MTV001     28
 154 #define SAA7134_BOARD_TG3000TV         29
 155 #define SAA7134_BOARD_ECS_TVP3XP       30
 156 #define SAA7134_BOARD_ECS_TVP3XP_4CB5  31
 157 #define SAA7134_BOARD_AVACSSMARTTV     32
 158 #define SAA7134_BOARD_AVERMEDIA_DVD_EZMAKER 33
 159 #define SAA7134_BOARD_NOVAC_PRIMETV7133 34
 160 #define SAA7134_BOARD_AVERMEDIA_STUDIO_305 35
 161 #define SAA7133_BOARD_UPMOST_PURPLE_TV 36
 162 #define SAA7134_BOARD_ITEMS_MTV005     37
 163 #define SAA7134_BOARD_CINERGY200       38
 164 #define SAA7134_BOARD_FLYTVPLATINUM_MINI 39
 165 #define SAA7134_BOARD_VIDEOMATE_TV_PVR 40
 166 #define SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUS 41
 167 #define SAA7134_BOARD_SABRENT_SBTTVFM  42
 168 #define SAA7134_BOARD_ZOLID_XPERT_TV7134 43
 169 #define SAA7134_BOARD_EMPIRE_PCI_TV_RADIO_LE 44
 170 #define SAA7134_BOARD_AVERMEDIA_307    45
 171 #define SAA7134_BOARD_AVERMEDIA_CARDBUS 46
 172 #define SAA7134_BOARD_CINERGY400_CARDBUS 47
 173 #define SAA7134_BOARD_CINERGY600_MK3   48
 174 #define SAA7134_BOARD_VIDEOMATE_GOLD_PLUS 49
 175 #define SAA7134_BOARD_PINNACLE_300I_DVBT_PAL 50
 176 #define SAA7134_BOARD_PROVIDEO_PV952   51
 177 #define SAA7134_BOARD_AVERMEDIA_305    52
 178 #define SAA7135_BOARD_ASUSTeK_TVFM7135 53
 179 #define SAA7134_BOARD_FLYTVPLATINUM_FM 54
 180 #define SAA7134_BOARD_FLYDVBTDUO 55
 181
 182 #define SAA7134_MAXBOARDS 8
 183 #define SAA7134_INPUT_MAX 8
 184
 185 struct saa7134_input {
 186         char                    *name;
 187         unsigned int            vmux;
 188         enum saa7134_audio_in   amux;
 189         unsigned int            gpio;
 190         unsigned int            tv:1;
 191 };
 192
 193 enum saa7134_mpeg_type {
 194         SAA7134_MPEG_UNUSED,
 195         SAA7134_MPEG_EMPRESS,
 196         SAA7134_MPEG_DVB,
 197 };
 198
 199 struct saa7134_board {
 200         char                    *name;
 201         unsigned int            audio_clock;
 202
 203         /* input switching */
 204         unsigned int            gpiomask;
 205         struct saa7134_input    inputs[SAA7134_INPUT_MAX];
 206         struct saa7134_input    radio;
 207         struct saa7134_input    mute;
 208
 209         /* i2c chip info */
 210         unsigned int            tuner_type;
 211         unsigned int            tda9887_conf;
 212
 213         /* peripheral I/O */
 214         enum saa7134_video_out  video_out;
 215         enum saa7134_mpeg_type  mpeg;
 216 };
 217
 218 #define card_has_radio(dev)   (NULL != saa7134_boards[dev->board].radio.name)
 219 #define card_is_empress(dev)  (SAA7134_MPEG_EMPRESS == saa7134_boards[dev->board].mpeg)
 220 #define card_is_dvb(dev)      (SAA7134_MPEG_DVB     == saa7134_boards[dev->board].mpeg)
 221 #define card_has_mpeg(dev)    (SAA7134_MPEG_UNUSED  != saa7134_boards[dev->board].mpeg)
 222 #define card(dev)             (saa7134_boards[dev->board])
 223 #define card_in(dev,n)        (saa7134_boards[dev->board].inputs[n])
 224
 225 /* ----------------------------------------------------------- */
 226 /* device / file handle status                                 */
 227
 228 #define RESOURCE_OVERLAY       1
 229 #define RESOURCE_VIDEO         2
 230 #define RESOURCE_VBI           4
 231
 232 #define INTERLACE_AUTO         0
 233 #define INTERLACE_ON           1
 234 #define INTERLACE_OFF          2
 235
 236 #define BUFFER_TIMEOUT     (HZ/2)  /* 0.5 seconds */
 237
 238 struct saa7134_dev;
 239 struct saa7134_dma;
 240
 241 /* saa7134 page table */
 242 struct saa7134_pgtable {
 243         unsigned int               size;
 244         u32                        *cpu;
 245         dma_addr_t                 dma;
 246 };
 247
 248 /* tvaudio thread status */
 249 struct saa7134_thread {
 250         pid_t                      pid;
 251         struct completion          exit;
 252         wait_queue_head_t          wq;
 253         unsigned int               shutdown;
 254         unsigned int               scan1;
 255         unsigned int               scan2;
 256         unsigned int               mode;
 257 };
 258
 259 /* buffer for one video/vbi/ts frame */
 260 struct saa7134_buf {
 261         /* common v4l buffer stuff -- must be first */
 262         struct videobuf_buffer vb;
 263
 264         /* saa7134 specific */
 265         struct saa7134_format   *fmt;
 266         unsigned int            top_seen;
 267         int (*activate)(struct saa7134_dev *dev,
 268                         struct saa7134_buf *buf,
 269                         struct saa7134_buf *next);
 270
 271         /* page tables */
 272         struct saa7134_pgtable  *pt;
 273 };
 274
 275 struct saa7134_dmaqueue {
 276         struct saa7134_dev         *dev;
 277         struct saa7134_buf         *curr;
 278         struct list_head           queue;
 279         struct timer_list          timeout;
 280         unsigned int               need_two;
 281 };
 282
 283 /* video filehandle status */
 284 struct saa7134_fh {
 285         struct saa7134_dev         *dev;
 286         unsigned int               radio;
 287         enum v4l2_buf_type         type;
 288         unsigned int               resources;
 289 #ifdef VIDIOC_G_PRIORITY
 290         enum v4l2_priority         prio;
 291 #endif
 292
 293         /* video overlay */
 294         struct v4l2_window         win;
 295         struct v4l2_clip           clips[8];
 296         unsigned int               nclips;
 297
 298         /* video capture */
 299         struct saa7134_format      *fmt;
 300         unsigned int               width,height;
 301         struct videobuf_queue      cap;
 302         struct saa7134_pgtable     pt_cap;
 303
 304         /* vbi capture */
 305         struct videobuf_queue      vbi;
 306         struct saa7134_pgtable     pt_vbi;
 307 };
 308
 309 /* oss dsp status */
 310 struct saa7134_oss {
 311         struct semaphore           lock;
 312         int                        minor_mixer;
 313         int                        minor_dsp;
 314         unsigned int               users_dsp;
 315
 316         /* mixer */
 317         enum saa7134_audio_in      input;
 318         unsigned int               count;
 319         unsigned int               line1;
 320         unsigned int               line2;
 321
 322         /* dsp */
 323         unsigned int               afmt;
 324         unsigned int               rate;
 325         unsigned int               channels;
 326         unsigned int               recording_on;
 327         unsigned int               dma_running;
 328         unsigned int               blocks;
 329         unsigned int               blksize;
 330         unsigned int               bufsize;
 331         struct saa7134_pgtable     pt;
 332         struct videobuf_dmabuf     dma;
 333         wait_queue_head_t          wq;
 334         unsigned int               dma_blk;
 335         unsigned int               read_offset;
 336         unsigned int               read_count;
 337 };
 338
 339 /* IR input */
 340 struct saa7134_ir {
 341         struct input_dev           dev;
 342         struct ir_input_state      ir;
 343         char                       name[32];
 344         char                       phys[32];
 345         u32                        mask_keycode;
 346         u32                        mask_keydown;
 347         u32                        mask_keyup;
 348         int                        polling;
 349         u32                        last_gpio;
 350         struct timer_list          timer;
 351 };
 352
 353 /* ts/mpeg status */
 354 struct saa7134_ts {
 355         /* TS capture */
 356         struct saa7134_pgtable     pt_ts;
 357         int                        nr_packets;
 358         int                        nr_bufs;
 359 };
 360
 361 /* ts/mpeg ops */
 362 struct saa7134_mpeg_ops {
 363         enum saa7134_mpeg_type     type;
 364         struct list_head           next;
 365         int                        (*init)(struct saa7134_dev *dev);
 366         int                        (*fini)(struct saa7134_dev *dev);
 367         void                       (*signal_change)(struct saa7134_dev *dev);
 368 };
 369
 370 /* global device status */
 371 struct saa7134_dev {
 372         struct list_head           devlist;
 373         struct semaphore           lock;
 374         spinlock_t                 slock;
 375 #ifdef VIDIOC_G_PRIORITY
 376         struct v4l2_prio_state     prio;
 377 #endif
 378
 379         /* various device info */
 380         unsigned int               resources;
 381         struct video_device        *video_dev;
 382         struct video_device        *radio_dev;
 383         struct video_device        *vbi_dev;
 384         struct saa7134_oss         oss;
 385
 386         /* infrared remote */
 387         int                        has_remote;
 388         struct saa7134_ir          *remote;
 389
 390         /* pci i/o */
 391         char                       name[32];
 392         int                        nr;
 393         struct pci_dev             *pci;
 394         unsigned char              pci_rev,pci_lat;
 395         __u32                      __iomem *lmmio;
 396         __u8                       __iomem *bmmio;
 397
 398         /* config info */
 399         unsigned int               board;
 400         unsigned int               tuner_type;
 401         unsigned int               tda9887_conf;
 402         unsigned int               gpio_value;
 403         unsigned int               irq2_mask;
 404
 405         /* i2c i/o */
 406         struct i2c_adapter         i2c_adap;
 407         struct i2c_client          i2c_client;
 408         unsigned char              eedata[64];
 409
 410         /* video overlay */
 411         struct v4l2_framebuffer    ovbuf;
 412         struct saa7134_format      *ovfmt;
 413         unsigned int               ovenable;
 414         enum v4l2_field            ovfield;
 415
 416         /* video+ts+vbi capture */
 417         struct saa7134_dmaqueue    video_q;
 418         struct saa7134_dmaqueue    vbi_q;
 419         unsigned int               video_fieldcount;
 420         unsigned int               vbi_fieldcount;
 421
 422         /* various v4l controls */
 423         struct saa7134_tvnorm      *tvnorm;              /* video */
 424         struct saa7134_tvaudio     *tvaudio;
 425         unsigned int               ctl_input;
 426         int                        ctl_bright;
 427         int                        ctl_contrast;
 428         int                        ctl_hue;
 429         int                        ctl_saturation;
 430         int                        ctl_freq;
 431         int                        ctl_mute;             /* audio */
 432         int                        ctl_volume;
 433         int                        ctl_invert;           /* private */
 434         int                        ctl_mirror;
 435         int                        ctl_y_odd;
 436         int                        ctl_y_even;
 437         int                        ctl_automute;
 438
 439         /* crop */
 440         struct v4l2_rect           crop_bounds;
 441         struct v4l2_rect           crop_defrect;
 442         struct v4l2_rect           crop_current;
 443
 444         /* other global state info */
 445         unsigned int               automute;
 446         struct saa7134_thread      thread;
 447         struct saa7134_input       *input;
 448         struct saa7134_input       *hw_input;
 449         unsigned int               hw_mute;
 450         int                        last_carrier;
 451         int                        nosignal;
 452
 453         /* SAA7134_MPEG_* */
 454         struct saa7134_ts          ts;
 455         struct saa7134_dmaqueue    ts_q;
 456         struct saa7134_mpeg_ops    *mops;
 457
 458         /* SAA7134_MPEG_EMPRESS only */
 459         struct video_device        *empress_dev;
 460         struct videobuf_queue      empress_tsq;
 461         unsigned int               empress_users;
 462         struct work_struct         empress_workqueue;
 463         int                        empress_started;
 464
 465         /* SAA7134_MPEG_DVB only */
 466         struct videobuf_dvb        dvb;
 467 };
 468
 469 /* ----------------------------------------------------------- */
 470
 471 #define saa_readl(reg)             readl(dev->lmmio + (reg))
 472 #define saa_writel(reg,value)      writel((value), dev->lmmio + (reg));
 473 #define saa_andorl(reg,mask,value) \
 474   writel((readl(dev->lmmio+(reg)) & ~(mask)) |\
 475   ((value) & (mask)), dev->lmmio+(reg))
 476 #define saa_setl(reg,bit)          saa_andorl((reg),(bit),(bit))
 477 #define saa_clearl(reg,bit)        saa_andorl((reg),(bit),0)
 478
 479 #define saa_readb(reg)             readb(dev->bmmio + (reg))
 480 #define saa_writeb(reg,value)      writeb((value), dev->bmmio + (reg));
 481 #define saa_andorb(reg,mask,value) \
 482   writeb((readb(dev->bmmio+(reg)) & ~(mask)) |\
 483   ((value) & (mask)), dev->bmmio+(reg))
 484 #define saa_setb(reg,bit)          saa_andorb((reg),(bit),(bit))
 485 #define saa_clearb(reg,bit)        saa_andorb((reg),(bit),0)
 486
 487 #define saa_wait(us) { udelay(us); }
 488
 489 /* ----------------------------------------------------------- */
 490 /* saa7134-core.c                                              */
 491
 492 extern struct list_head  saa7134_devlist;
 493
 494 void saa7134_print_ioctl(char *name, unsigned int cmd);
 495 void saa7134_track_gpio(struct saa7134_dev *dev, char *msg);
 496
 497 #define SAA7134_PGTABLE_SIZE 4096
 498
 499 int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt);
 500 int  saa7134_pgtable_build(struct pci_dev *pci, struct saa7134_pgtable *pt,
 501                            struct scatterlist *list, unsigned int length,
 502                            unsigned int startpage);
 503 void saa7134_pgtable_free(struct pci_dev *pci, struct saa7134_pgtable *pt);
 504
 505 int saa7134_buffer_count(unsigned int size, unsigned int count);
 506 int saa7134_buffer_startpage(struct saa7134_buf *buf);
 507 unsigned long saa7134_buffer_base(struct saa7134_buf *buf);
 508
 509 int saa7134_buffer_queue(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
 510                          struct saa7134_buf *buf);
 511 void saa7134_buffer_finish(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
 512                            unsigned int state);
 513 void saa7134_buffer_next(struct saa7134_dev *dev, struct saa7134_dmaqueue *q);
 514 void saa7134_buffer_timeout(unsigned long data);
 515 void saa7134_dma_free(struct saa7134_dev *dev,struct saa7134_buf *buf);
 516
 517 int saa7134_set_dmabits(struct saa7134_dev *dev);
 518
 519 /* ----------------------------------------------------------- */
 520 /* saa7134-cards.c                                             */
 521
 522 extern struct saa7134_board saa7134_boards[];
 523 extern const unsigned int saa7134_bcount;
 524 extern struct pci_device_id __devinitdata saa7134_pci_tbl[];
 525
 526 extern int saa7134_board_init1(struct saa7134_dev *dev);
 527 extern int saa7134_board_init2(struct saa7134_dev *dev);
 528
 529
 530 /* ----------------------------------------------------------- */
 531 /* saa7134-i2c.c                                               */
 532
 533 int saa7134_i2c_register(struct saa7134_dev *dev);
 534 int saa7134_i2c_unregister(struct saa7134_dev *dev);
 535 void saa7134_i2c_call_clients(struct saa7134_dev *dev,
 536                               unsigned int cmd, void *arg);
 537
 538
 539 /* ----------------------------------------------------------- */
 540 /* saa7134-video.c                                             */
 541
 542 extern struct video_device saa7134_video_template;
 543 extern struct video_device saa7134_radio_template;
 544
 545 int saa7134_common_ioctl(struct saa7134_dev *dev,
 546                          unsigned int cmd, void *arg);
 547
 548 int saa7134_video_init1(struct saa7134_dev *dev);
 549 int saa7134_video_init2(struct saa7134_dev *dev);
 550 int saa7134_video_fini(struct saa7134_dev *dev);
 551 void saa7134_irq_video_intl(struct saa7134_dev *dev);
 552 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status);
 553
 554
 555 /* ----------------------------------------------------------- */
 556 /* saa7134-ts.c                                                */
 557
 558 #define TS_PACKET_SIZE 188 /* TS packets 188 bytes */
 559
 560 extern struct videobuf_queue_ops saa7134_ts_qops;
 561
 562 int saa7134_ts_init1(struct saa7134_dev *dev);
 563 int saa7134_ts_fini(struct saa7134_dev *dev);
 564 void saa7134_irq_ts_done(struct saa7134_dev *dev, unsigned long status);
 565
 566 int saa7134_ts_register(struct saa7134_mpeg_ops *ops);
 567 void saa7134_ts_unregister(struct saa7134_mpeg_ops *ops);
 568
 569 /* ----------------------------------------------------------- */
 570 /* saa7134-vbi.c                                               */
 571
 572 extern struct videobuf_queue_ops saa7134_vbi_qops;
 573 extern struct video_device saa7134_vbi_template;
 574
 575 int saa7134_vbi_init1(struct saa7134_dev *dev);
 576 int saa7134_vbi_fini(struct saa7134_dev *dev);
 577 void saa7134_irq_vbi_done(struct saa7134_dev *dev, unsigned long status);
 578
 579
 580 /* ----------------------------------------------------------- */
 581 /* saa7134-tvaudio.c                                           */
 582
 583 int saa7134_tvaudio_rx2mode(u32 rx);
 584
 585 void saa7134_tvaudio_setmute(struct saa7134_dev *dev);
 586 void saa7134_tvaudio_setinput(struct saa7134_dev *dev,
 587                               struct saa7134_input *in);
 588 void saa7134_tvaudio_setvolume(struct saa7134_dev *dev, int level);
 589 int saa7134_tvaudio_getstereo(struct saa7134_dev *dev);
 590
 591 int saa7134_tvaudio_init2(struct saa7134_dev *dev);
 592 int saa7134_tvaudio_fini(struct saa7134_dev *dev);
 593 int saa7134_tvaudio_do_scan(struct saa7134_dev *dev);
 594
 595 int saa_dsp_writel(struct saa7134_dev *dev, int reg, u32 value);
 596
 597 /* ----------------------------------------------------------- */
 598 /* saa7134-oss.c                                               */
 599
 600 extern struct file_operations saa7134_dsp_fops;
 601 extern struct file_operations saa7134_mixer_fops;
 602
 603 int saa7134_oss_init1(struct saa7134_dev *dev);
 604 int saa7134_oss_fini(struct saa7134_dev *dev);
 605 void saa7134_irq_oss_done(struct saa7134_dev *dev, unsigned long status);
 606
 607 /* ----------------------------------------------------------- */
 608 /* saa7134-input.c                                             */
 609
 610 int  saa7134_input_init1(struct saa7134_dev *dev);
 611 void saa7134_input_fini(struct saa7134_dev *dev);
 612 void saa7134_input_irq(struct saa7134_dev *dev);
 613
 614 /*
 615  * Local variables:
 616  * c-basic-offset: 8
 617  * End:
 618  */