drivers/media/video/saa7134/saa7134.h

   1 /*
   2  * v4l2 device driver for philips saa7134 based TV cards
   3  *
   4  * (c) 2001,02 Gerd Knorr <kraxel@bytesex.org>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19  */
  20
  21 #include <linux/version.h>
  22 #define SAA7134_VERSION_CODE KERNEL_VERSION(0,2,12)
  23
  24 #include <linux/pci.h>
  25 #include <linux/i2c.h>
  26 #include <linux/videodev.h>
  27 #include <linux/kdev_t.h>
  28 #include <linux/input.h>
  29
  30 #include <asm/io.h>
  31
  32 #include <media/video-buf.h>
  33 #include <media/tuner.h>
  34 #include <media/audiochip.h>
  35 #include <media/id.h>
  36 #include <media/ir-common.h>
  37
  38 #ifndef TRUE
  39 # define TRUE (1==1)
  40 #endif
  41 #ifndef FALSE
  42 # define FALSE (1==0)
  43 #endif
  44 #define UNSET (-1U)
  45
  46 /* 2.4 / 2.5 driver compatibility stuff */
  47
  48 /* ----------------------------------------------------------- */
  49 /* enums                                                       */
  50
  51 enum saa7134_tvaudio_mode {
  52         TVAUDIO_FM_MONO       = 1,
  53         TVAUDIO_FM_BG_STEREO  = 2,
  54         TVAUDIO_FM_SAT_STEREO = 3,
  55         TVAUDIO_FM_K_STEREO   = 4,
  56         TVAUDIO_NICAM_AM      = 5,
  57         TVAUDIO_NICAM_FM      = 6,
  58 };
  59
  60 enum saa7134_audio_in {
  61         TV    = 1,
  62         LINE1 = 2,
  63         LINE2 = 3,
  64 };
  65
  66 enum saa7134_video_out {
  67         CCIR656 = 1,
  68 };
  69
  70 /* ----------------------------------------------------------- */
  71 /* static data                                                 */
  72
  73 struct saa7134_tvnorm {
  74         char          *name;
  75         v4l2_std_id   id;
  76
  77         /* video decoder */
  78         unsigned int  sync_control;
  79         unsigned int  luma_control;
  80         unsigned int  chroma_ctrl1;
  81         unsigned int  chroma_gain;
  82         unsigned int  chroma_ctrl2;
  83         unsigned int  vgate_misc;
  84
  85         /* video scaler */
  86         unsigned int  h_start;
  87         unsigned int  h_stop;
  88         unsigned int  video_v_start;
  89         unsigned int  video_v_stop;
  90         unsigned int  vbi_v_start;
  91         unsigned int  vbi_v_stop;
  92         unsigned int  src_timing;
  93 };
  94
  95 struct saa7134_tvaudio {
  96         char         *name;
  97         v4l2_std_id  std;
  98         enum         saa7134_tvaudio_mode mode;
  99         int          carr1;
 100         int          carr2;
 101 };
 102
 103 struct saa7134_format {
 104         char           *name;
 105         unsigned int   fourcc;
 106         unsigned int   depth;
 107         unsigned int   pm;
 108         unsigned int   vshift;   /* vertical downsampling (for planar yuv) */
 109         unsigned int   hshift;   /* horizontal downsampling (for planar yuv) */
 110         unsigned int   bswap:1;
 111         unsigned int   wswap:1;
 112         unsigned int   yuv:1;
 113         unsigned int   planar:1;
 114         unsigned int   uvswap:1;
 115 };
 116
 117 /* ----------------------------------------------------------- */
 118 /* card configuration                                          */
 119
 120 #define SAA7134_BOARD_NOAUTO        UNSET
 121 #define SAA7134_BOARD_UNKNOWN           0
 122 #define SAA7134_BOARD_PROTEUS_PRO       1
 123 #define SAA7134_BOARD_FLYVIDEO3000      2
 124 #define SAA7134_BOARD_FLYVIDEO2000      3
 125 #define SAA7134_BOARD_EMPRESS           4
 126 #define SAA7134_BOARD_MONSTERTV         5
 127 #define SAA7134_BOARD_MD9717            6
 128 #define SAA7134_BOARD_TVSTATION_RDS     7
 129 #define SAA7134_BOARD_CINERGY400        8
 130 #define SAA7134_BOARD_MD5044            9
 131 #define SAA7134_BOARD_KWORLD           10
 132 #define SAA7134_BOARD_CINERGY600       11
 133 #define SAA7134_BOARD_MD7134           12
 134 #define SAA7134_BOARD_TYPHOON_90031    13
 135 #define SAA7134_BOARD_ELSA             14
 136 #define SAA7134_BOARD_ELSA_500TV       15
 137 #define SAA7134_BOARD_ASUSTeK_TVFM7134 16
 138 #define SAA7134_BOARD_VA1000POWER      17
 139 #define SAA7134_BOARD_BMK_MPEX_NOTUNER 18
 140 #define SAA7134_BOARD_VIDEOMATE_TV     19
 141 #define SAA7134_BOARD_CRONOS_PLUS      20
 142 #define SAA7134_BOARD_10MOONSTVMASTER  21
 143 #define SAA7134_BOARD_MD2819           22
 144 #define SAA7134_BOARD_BMK_MPEX_TUNER   23
 145 #define SAA7134_BOARD_TVSTATION_DVR    24
 146 #define SAA7134_BOARD_ASUSTEK_TVFM7133  25
 147 #define SAA7134_BOARD_PINNACLE_PCTV_STEREO 26
 148 #define SAA7134_BOARD_MANLI_MTV002     27
 149 #define SAA7134_BOARD_MANLI_MTV001     28
 150 #define SAA7134_BOARD_TG3000TV         29
 151 #define SAA7134_BOARD_ECS_TVP3XP       30
 152 #define SAA7134_BOARD_ECS_TVP3XP_4CB5  31
 153 #define SAA7134_BOARD_AVACSSMARTTV     32
 154 #define SAA7134_BOARD_AVERMEDIA_DVD_EZMAKER 33
 155 #define SAA7134_BOARD_NOVAC_PRIMETV7133 34
 156 #define SAA7134_BOARD_AVERMEDIA_305    35
 157 #define SAA7133_BOARD_UPMOST_PURPLE_TV 36
 158 #define SAA7134_BOARD_ITEMS_MTV005     37
 159 #define SAA7134_BOARD_CINERGY200       38
 160 #define SAA7134_BOARD_FLYTVPLATINUM    39
 161 #define SAA7134_BOARD_VIDEOMATE_TV_PVR 40
 162
 163 #define SAA7134_INPUT_MAX 8
 164
 165 struct saa7134_input {
 166         char                    *name;
 167         unsigned int            vmux;
 168         enum saa7134_audio_in   amux;
 169         unsigned int            gpio;
 170         unsigned int            tv:1;
 171 };
 172
 173 struct saa7134_board {
 174         char                    *name;
 175         unsigned int            audio_clock;
 176
 177         /* input switching */
 178         unsigned int            gpiomask;
 179         struct saa7134_input    inputs[SAA7134_INPUT_MAX];
 180         struct saa7134_input    radio;
 181         struct saa7134_input    mute;
 182
 183         /* peripheral I/O */
 184         unsigned int            has_ts;
 185         enum saa7134_video_out  video_out;
 186
 187         /* i2c chip info */
 188         unsigned int            tuner_type;
 189         unsigned int            tda9887_conf;
 190 };
 191
 192 #define card_has_radio(dev)   (NULL != saa7134_boards[dev->board].radio.name)
 193 #define card_has_ts(dev)      (saa7134_boards[dev->board].has_ts)
 194 #define card(dev)             (saa7134_boards[dev->board])
 195 #define card_in(dev,n)        (saa7134_boards[dev->board].inputs[n])
 196
 197 /* ----------------------------------------------------------- */
 198 /* device / file handle status                                 */
 199
 200 #define RESOURCE_OVERLAY       1
 201 #define RESOURCE_VIDEO         2
 202 #define RESOURCE_VBI           4
 203
 204 #define INTERLACE_AUTO         0
 205 #define INTERLACE_ON           1
 206 #define INTERLACE_OFF          2
 207
 208 #define BUFFER_TIMEOUT     (HZ/2)  /* 0.5 seconds */
 209
 210 struct saa7134_dev;
 211 struct saa7134_dma;
 212
 213 /* saa7134 page table */
 214 struct saa7134_pgtable {
 215         unsigned int               size;
 216         u32                        *cpu;
 217         dma_addr_t                 dma;
 218 };
 219
 220 /* tvaudio thread status */
 221 struct saa7134_thread {
 222         pid_t                      pid;
 223         struct completion          exit;
 224         wait_queue_head_t          wq;
 225         unsigned int               shutdown;
 226         unsigned int               scan1;
 227         unsigned int               scan2;
 228         unsigned int               mode;
 229 };
 230
 231 /* buffer for one video/vbi/ts frame */
 232 struct saa7134_buf {
 233         /* common v4l buffer stuff -- must be first */
 234         struct videobuf_buffer vb;
 235
 236         /* saa7134 specific */
 237         struct saa7134_format   *fmt;
 238         unsigned int            top_seen;
 239         int (*activate)(struct saa7134_dev *dev,
 240                         struct saa7134_buf *buf,
 241                         struct saa7134_buf *next);
 242
 243         /* page tables */
 244         struct saa7134_pgtable  *pt;
 245 };
 246
 247 struct saa7134_dmaqueue {
 248         struct saa7134_dev         *dev;
 249         struct saa7134_buf         *curr;
 250         struct list_head           queue;
 251         struct timer_list          timeout;
 252         unsigned int               need_two;
 253 };
 254
 255 /* video filehandle status */
 256 struct saa7134_fh {
 257         struct saa7134_dev         *dev;
 258         unsigned int               radio;
 259         enum v4l2_buf_type         type;
 260         unsigned int               resources;
 261 #ifdef VIDIOC_G_PRIORITY
 262         enum v4l2_priority         prio;
 263 #endif
 264
 265         /* video overlay */
 266         struct v4l2_window         win;
 267         struct v4l2_clip           clips[8];
 268         unsigned int               nclips;
 269
 270         /* video capture */
 271         struct saa7134_format      *fmt;
 272         unsigned int               width,height;
 273         struct videobuf_queue      cap;
 274         struct saa7134_pgtable     pt_cap;
 275
 276         /* vbi capture */
 277         struct videobuf_queue      vbi;
 278         struct saa7134_pgtable     pt_vbi;
 279 };
 280
 281 /* TS status */
 282 struct saa7134_ts {
 283         unsigned int               users;
 284
 285         /* TS capture */
 286         struct videobuf_queue      ts;
 287         struct saa7134_pgtable     pt_ts;
 288         int                        started;
 289 };
 290
 291 /* oss dsp status */
 292 struct saa7134_oss {
 293         struct semaphore           lock;
 294         int                        minor_mixer;
 295         int                        minor_dsp;
 296         unsigned int               users_dsp;
 297
 298         /* mixer */
 299         enum saa7134_audio_in      input;
 300         unsigned int               count;
 301         unsigned int               line1;
 302         unsigned int               line2;
 303
 304         /* dsp */
 305         unsigned int               afmt;
 306         unsigned int               rate;
 307         unsigned int               channels;
 308         unsigned int               recording_on;
 309         unsigned int               dma_running;
 310         unsigned int               blocks;
 311         unsigned int               blksize;
 312         unsigned int               bufsize;
 313         struct saa7134_pgtable     pt;
 314         struct videobuf_dmabuf     dma;
 315         wait_queue_head_t          wq;
 316         unsigned int               dma_blk;
 317         unsigned int               read_offset;
 318         unsigned int               read_count;
 319 };
 320
 321 /* IR input */
 322 struct saa7134_ir {
 323         struct input_dev           dev;
 324         struct ir_input_state      ir;
 325         char                       name[32];
 326         char                       phys[32];
 327         u32                        mask_keycode;
 328         u32                        mask_keydown;
 329         u32                        mask_keyup;
 330         int                        polling;
 331         u32                        last_gpio;
 332         struct timer_list          timer;
 333 };
 334
 335 /* global device status */
 336 struct saa7134_dev {
 337         struct list_head           devlist;
 338         struct semaphore           lock;
 339         spinlock_t                 slock;
 340 #ifdef VIDIOC_G_PRIORITY
 341         struct v4l2_prio_state     prio;
 342 #endif
 343
 344         /* various device info */
 345         unsigned int               resources;
 346         struct video_device        *video_dev;
 347         struct video_device        *ts_dev;
 348         struct video_device        *radio_dev;
 349         struct video_device        *vbi_dev;
 350         struct saa7134_oss         oss;
 351         struct saa7134_ts          ts;
 352
 353         /* infrared remote */
 354         int                        has_remote;
 355         struct saa7134_ir          *remote;
 356
 357         /* pci i/o */
 358         char                       name[32];
 359         struct pci_dev             *pci;
 360         unsigned char              pci_rev,pci_lat;
 361         __u32                      *lmmio;
 362         __u8                       *bmmio;
 363
 364         /* config info */
 365         unsigned int               board;
 366         unsigned int               tuner_type;
 367         unsigned int               tda9887_conf;
 368         unsigned int               gpio_value;
 369
 370         /* i2c i/o */
 371         struct i2c_adapter         i2c_adap;
 372         struct i2c_client          i2c_client;
 373         unsigned char              eedata[64];
 374
 375         /* video overlay */
 376         struct v4l2_framebuffer    ovbuf;
 377         struct saa7134_format      *ovfmt;
 378         unsigned int               ovenable;
 379         enum v4l2_field            ovfield;
 380
 381         /* video+ts+vbi capture */
 382         struct saa7134_dmaqueue    video_q;
 383         struct saa7134_dmaqueue    ts_q;
 384         struct saa7134_dmaqueue    vbi_q;
 385         unsigned int               video_fieldcount;
 386         unsigned int               vbi_fieldcount;
 387
 388         /* various v4l controls */
 389         struct saa7134_tvnorm      *tvnorm;              /* video */
 390         struct saa7134_tvaudio     *tvaudio;
 391         unsigned int               ctl_input;
 392         int                        ctl_bright;
 393         int                        ctl_contrast;
 394         int                        ctl_hue;
 395         int                        ctl_saturation;
 396         int                        ctl_freq;
 397         int                        ctl_mute;             /* audio */
 398         int                        ctl_volume;
 399         int                        ctl_invert;           /* private */
 400         int                        ctl_mirror;
 401         int                        ctl_y_odd;
 402         int                        ctl_y_even;
 403         int                        ctl_automute;
 404
 405         /* crop */
 406         struct v4l2_rect           crop_bounds;
 407         struct v4l2_rect           crop_defrect;
 408         struct v4l2_rect           crop_current;
 409
 410         /* other global state info */
 411         unsigned int               automute;
 412         struct saa7134_thread      thread;
 413         struct saa7134_input       *input;
 414         struct saa7134_input       *hw_input;
 415         unsigned int               hw_mute;
 416         int                        last_carrier;
 417 };
 418
 419 /* ----------------------------------------------------------- */
 420
 421 #define saa_readl(reg)             readl(dev->lmmio + (reg))
 422 #define saa_writel(reg,value)      writel((value), dev->lmmio + (reg));
 423 #define saa_andorl(reg,mask,value) \
 424   writel((readl(dev->lmmio+(reg)) & ~(mask)) |\
 425   ((value) & (mask)), dev->lmmio+(reg))
 426 #define saa_setl(reg,bit)          saa_andorl((reg),(bit),(bit))
 427 #define saa_clearl(reg,bit)        saa_andorl((reg),(bit),0)
 428
 429 #define saa_readb(reg)             readb(dev->bmmio + (reg))
 430 #define saa_writeb(reg,value)      writeb((value), dev->bmmio + (reg));
 431 #define saa_andorb(reg,mask,value) \
 432   writeb((readb(dev->bmmio+(reg)) & ~(mask)) |\
 433   ((value) & (mask)), dev->bmmio+(reg))
 434 #define saa_setb(reg,bit)          saa_andorb((reg),(bit),(bit))
 435 #define saa_clearb(reg,bit)        saa_andorb((reg),(bit),0)
 436
 437 #define saa_wait(d) { udelay(d); }
 438
 439 /* ----------------------------------------------------------- */
 440 /* saa7134-core.c                                              */
 441
 442 extern struct list_head  saa7134_devlist;
 443 extern unsigned int      saa7134_devcount;
 444
 445 void saa7134_print_ioctl(char *name, unsigned int cmd);
 446 void saa7134_track_gpio(struct saa7134_dev *dev, char *msg);
 447
 448 #define SAA7134_PGTABLE_SIZE 4096
 449
 450 int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt);
 451 int  saa7134_pgtable_build(struct pci_dev *pci, struct saa7134_pgtable *pt,
 452                            struct scatterlist *list, unsigned int length,
 453                            unsigned int startpage);
 454 void saa7134_pgtable_free(struct pci_dev *pci, struct saa7134_pgtable *pt);
 455
 456 int saa7134_buffer_count(unsigned int size, unsigned int count);
 457 int saa7134_buffer_startpage(struct saa7134_buf *buf);
 458 unsigned long saa7134_buffer_base(struct saa7134_buf *buf);
 459
 460 int saa7134_buffer_queue(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
 461                          struct saa7134_buf *buf);
 462 void saa7134_buffer_finish(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
 463                            unsigned int state);
 464 void saa7134_buffer_next(struct saa7134_dev *dev, struct saa7134_dmaqueue *q);
 465 void saa7134_buffer_timeout(unsigned long data);
 466 void saa7134_dma_free(struct saa7134_dev *dev,struct saa7134_buf *buf);
 467
 468 int saa7134_set_dmabits(struct saa7134_dev *dev);
 469
 470 /* ----------------------------------------------------------- */
 471 /* saa7134-cards.c                                             */
 472
 473 extern struct saa7134_board saa7134_boards[];
 474 extern const unsigned int saa7134_bcount;
 475 extern struct pci_device_id __devinitdata saa7134_pci_tbl[];
 476
 477 extern int saa7134_board_init(struct saa7134_dev *dev);
 478
 479
 480 /* ----------------------------------------------------------- */
 481 /* saa7134-i2c.c                                               */
 482
 483 int saa7134_i2c_register(struct saa7134_dev *dev);
 484 int saa7134_i2c_unregister(struct saa7134_dev *dev);
 485 void saa7134_i2c_call_clients(struct saa7134_dev *dev,
 486                               unsigned int cmd, void *arg);
 487
 488
 489 /* ----------------------------------------------------------- */
 490 /* saa7134-video.c                                             */
 491
 492 extern struct video_device saa7134_video_template;
 493 extern struct video_device saa7134_radio_template;
 494
 495 int saa7134_common_ioctl(struct saa7134_dev *dev,
 496                          unsigned int cmd, void *arg);
 497
 498 int saa7134_video_init1(struct saa7134_dev *dev);
 499 int saa7134_video_init2(struct saa7134_dev *dev);
 500 int saa7134_video_fini(struct saa7134_dev *dev);
 501 void saa7134_irq_video_intl(struct saa7134_dev *dev);
 502 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status);
 503
 504
 505 /* ----------------------------------------------------------- */
 506 /* saa7134-ts.c                                                */
 507
 508 extern struct video_device saa7134_ts_template;
 509 int saa7134_ts_init1(struct saa7134_dev *dev);
 510 int saa7134_ts_fini(struct saa7134_dev *dev);
 511 void saa7134_irq_ts_done(struct saa7134_dev *dev, unsigned long status);
 512
 513
 514 /* ----------------------------------------------------------- */
 515 /* saa7134-vbi.c                                               */
 516
 517 extern struct videobuf_queue_ops saa7134_vbi_qops;
 518 extern struct video_device saa7134_vbi_template;
 519
 520 int saa7134_vbi_init1(struct saa7134_dev *dev);
 521 int saa7134_vbi_fini(struct saa7134_dev *dev);
 522 void saa7134_irq_vbi_done(struct saa7134_dev *dev, unsigned long status);
 523
 524
 525 /* ----------------------------------------------------------- */
 526 /* saa7134-tvaudio.c                                           */
 527
 528 int saa7134_tvaudio_rx2mode(u32 rx);
 529
 530 void saa7134_tvaudio_setmute(struct saa7134_dev *dev);
 531 void saa7134_tvaudio_setinput(struct saa7134_dev *dev,
 532                               struct saa7134_input *in);
 533 void saa7134_tvaudio_setvolume(struct saa7134_dev *dev, int level);
 534 int saa7134_tvaudio_getstereo(struct saa7134_dev *dev);
 535
 536 int saa7134_tvaudio_init2(struct saa7134_dev *dev);
 537 int saa7134_tvaudio_fini(struct saa7134_dev *dev);
 538 int saa7134_tvaudio_do_scan(struct saa7134_dev *dev);
 539
 540 int saa_dsp_writel(struct saa7134_dev *dev, int reg, u32 value);
 541
 542 /* ----------------------------------------------------------- */
 543 /* saa7134-oss.c                                               */
 544
 545 extern struct file_operations saa7134_dsp_fops;
 546 extern struct file_operations saa7134_mixer_fops;
 547
 548 int saa7134_oss_init1(struct saa7134_dev *dev);
 549 int saa7134_oss_fini(struct saa7134_dev *dev);
 550 void saa7134_irq_oss_done(struct saa7134_dev *dev, unsigned long status);
 551
 552 /* ----------------------------------------------------------- */
 553 /* saa7134-input.c                                             */
 554
 555 int  saa7134_input_init1(struct saa7134_dev *dev);
 556 void saa7134_input_fini(struct saa7134_dev *dev);
 557 void saa7134_input_irq(struct saa7134_dev *dev);
 558
 559 /*
 560  * Local variables:
 561  * c-basic-offset: 8
 562  * End:
 563  */