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(0,2,11)
  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
 156 #define SAA7134_INPUT_MAX 8
 157
 158 struct saa7134_input {
 159         char                    *name;
 160         unsigned int            vmux;
 161         enum saa7134_audio_in   amux;
 162         unsigned int            gpio;
 163         unsigned int            tv:1;
 164 };
 165
 166 struct saa7134_board {
 167         char                    *name;
 168         unsigned int            audio_clock;
 169
 170         /* input switching */
 171         unsigned int            gpiomask;
 172         struct saa7134_input    inputs[SAA7134_INPUT_MAX];
 173         struct saa7134_input    radio;
 174         struct saa7134_input    mute;
 175
 176         /* peripheral I/O */
 177         unsigned int            i2s_rate;
 178         unsigned int            has_ts;
 179         enum saa7134_video_out  video_out;
 180
 181         /* i2c chip info */
 182         unsigned int            tuner_type;
 183         unsigned int            need_tda9887:1;
 184 };
 185
 186 #define card_has_radio(dev)   (NULL != saa7134_boards[dev->board].radio.name)
 187 #define card_has_ts(dev)      (saa7134_boards[dev->board].has_ts)
 188 #define card(dev)             (saa7134_boards[dev->board])
 189 #define card_in(dev,n)        (saa7134_boards[dev->board].inputs[n])
 190
 191 /* ----------------------------------------------------------- */
 192 /* device / file handle status                                 */
 193
 194 #define RESOURCE_OVERLAY       1
 195 #define RESOURCE_VIDEO         2
 196 #define RESOURCE_VBI           4
 197
 198 #define INTERLACE_AUTO         0
 199 #define INTERLACE_ON           1
 200 #define INTERLACE_OFF          2
 201
 202 #define BUFFER_TIMEOUT     (HZ/2)  /* 0.5 seconds */
 203
 204 struct saa7134_dev;
 205 struct saa7134_dma;
 206
 207 /* saa7134 page table */
 208 struct saa7134_pgtable {
 209         unsigned int               size;
 210         u32                        *cpu;
 211         dma_addr_t                 dma;
 212 };
 213
 214 /* tvaudio thread status */
 215 struct saa7134_thread {
 216         pid_t                      pid;
 217         struct completion          exit;
 218         wait_queue_head_t          wq;
 219         unsigned int               shutdown;
 220         unsigned int               scan1;
 221         unsigned int               scan2;
 222         unsigned int               mode;
 223 };
 224
 225 /* buffer for one video/vbi/ts frame */
 226 struct saa7134_buf {
 227         /* common v4l buffer stuff -- must be first */
 228         struct videobuf_buffer vb;
 229
 230         /* saa7134 specific */
 231         struct saa7134_format   *fmt;
 232         unsigned int            top_seen;
 233         int (*activate)(struct saa7134_dev *dev,
 234                         struct saa7134_buf *buf,
 235                         struct saa7134_buf *next);
 236
 237         /* page tables */
 238         struct saa7134_pgtable  *pt;
 239 };
 240
 241 struct saa7134_dmaqueue {
 242         struct saa7134_dev         *dev;
 243         struct saa7134_buf         *curr;
 244         struct list_head           queue;
 245         struct timer_list          timeout;
 246         unsigned int               need_two;
 247 };
 248
 249 /* video filehandle status */
 250 struct saa7134_fh {
 251         struct saa7134_dev         *dev;
 252         unsigned int               radio;
 253         enum v4l2_buf_type         type;
 254         unsigned int               resources;
 255 #ifdef VIDIOC_G_PRIORITY
 256         enum v4l2_priority         prio;
 257 #endif
 258
 259         /* video overlay */
 260         struct v4l2_window         win;
 261         struct v4l2_clip           clips[8];
 262         unsigned int               nclips;
 263
 264         /* video capture */
 265         struct saa7134_format      *fmt;
 266         unsigned int               width,height;
 267         struct videobuf_queue      cap;
 268         struct saa7134_pgtable     pt_cap;
 269
 270         /* vbi capture */
 271         struct videobuf_queue      vbi;
 272         struct saa7134_pgtable     pt_vbi;
 273 };
 274
 275 /* TS status */
 276 struct saa7134_ts {
 277         unsigned int               users;
 278
 279         /* TS capture */
 280         struct videobuf_queue      ts;
 281         struct saa7134_pgtable     pt_ts;
 282         int                        started;
 283 };
 284
 285 /* oss dsp status */
 286 struct saa7134_oss {
 287         struct semaphore           lock;
 288         int                        minor_mixer;
 289         int                        minor_dsp;
 290         unsigned int               users_dsp;
 291
 292         /* mixer */
 293         enum saa7134_audio_in      input;
 294         unsigned int               count;
 295         unsigned int               line1;
 296         unsigned int               line2;
 297
 298         /* dsp */
 299         unsigned int               afmt;
 300         unsigned int               rate;
 301         unsigned int               channels;
 302         unsigned int               recording_on;
 303         unsigned int               dma_running;
 304         unsigned int               blocks;
 305         unsigned int               blksize;
 306         unsigned int               bufsize;
 307         struct saa7134_pgtable     pt;
 308         struct videobuf_dmabuf     dma;
 309         wait_queue_head_t          wq;
 310         unsigned int               dma_blk;
 311         unsigned int               read_offset;
 312         unsigned int               read_count;
 313 };
 314
 315 /* IR input */
 316 struct saa7134_ir {
 317         struct input_dev           dev;
 318         struct ir_input_state      ir;
 319         char                       name[32];
 320         char                       phys[32];
 321         u32                        mask_keycode;
 322         u32                        mask_keydown;
 323         u32                        mask_keyup;
 324         int                        polling;
 325         u32                        last_gpio;
 326         struct timer_list          timer;
 327 };
 328
 329 /* global device status */
 330 struct saa7134_dev {
 331         struct list_head           devlist;
 332         struct semaphore           lock;
 333         spinlock_t                 slock;
 334 #ifdef VIDIOC_G_PRIORITY
 335         struct v4l2_prio_state     prio;
 336 #endif
 337
 338         /* various device info */
 339         unsigned int               resources;
 340         struct video_device        *video_dev;
 341         struct video_device        *ts_dev;
 342         struct video_device        *radio_dev;
 343         struct video_device        *vbi_dev;
 344         struct saa7134_oss         oss;
 345         struct saa7134_ts          ts;
 346
 347         /* infrared remote */
 348         int                        has_remote;
 349         struct saa7134_ir          *remote;
 350
 351         /* pci i/o */
 352         char                       name[32];
 353         struct pci_dev             *pci;
 354         unsigned char              pci_rev,pci_lat;
 355         __u32                      *lmmio;
 356         __u8                       *bmmio;
 357
 358         /* config info */
 359         unsigned int               board;
 360         unsigned int               tuner_type;
 361         unsigned int               gpio_value;
 362
 363         /* i2c i/o */
 364         struct i2c_adapter         i2c_adap;
 365         struct i2c_client          i2c_client;
 366         unsigned char              eedata[64];
 367
 368         /* video overlay */
 369         struct v4l2_framebuffer    ovbuf;
 370         struct saa7134_format      *ovfmt;
 371         unsigned int               ovenable;
 372         enum v4l2_field            ovfield;
 373
 374         /* video+ts+vbi capture */
 375         struct saa7134_dmaqueue    video_q;
 376         struct saa7134_dmaqueue    ts_q;
 377         struct saa7134_dmaqueue    vbi_q;
 378         unsigned int               video_fieldcount;
 379         unsigned int               vbi_fieldcount;
 380
 381         /* various v4l controls */
 382         struct saa7134_tvnorm      *tvnorm;              /* video */
 383         struct saa7134_tvaudio     *tvaudio;
 384         unsigned int               ctl_input;
 385         int                        ctl_bright;
 386         int                        ctl_contrast;
 387         int                        ctl_hue;
 388         int                        ctl_saturation;
 389         int                        ctl_freq;
 390         int                        ctl_mute;             /* audio */
 391         int                        ctl_volume;
 392         int                        ctl_invert;           /* private */
 393         int                        ctl_mirror;
 394         int                        ctl_y_odd;
 395         int                        ctl_y_even;
 396
 397         /* crop */
 398         struct v4l2_rect           crop_bounds;
 399         struct v4l2_rect           crop_defrect;
 400         struct v4l2_rect           crop_current;
 401
 402         /* other global state info */
 403         unsigned int               automute;
 404         struct saa7134_thread      thread;
 405         struct saa7134_input       *input;
 406         struct saa7134_input       *hw_input;
 407         unsigned int               hw_mute;
 408         int                        last_carrier;
 409 };
 410
 411 /* ----------------------------------------------------------- */
 412
 413 #define saa_readl(reg)             readl(dev->lmmio + (reg))
 414 #define saa_writel(reg,value)      writel((value), dev->lmmio + (reg));
 415 #define saa_andorl(reg,mask,value) \
 416   writel((readl(dev->lmmio+(reg)) & ~(mask)) |\
 417   ((value) & (mask)), dev->lmmio+(reg))
 418 #define saa_setl(reg,bit)          saa_andorl((reg),(bit),(bit))
 419 #define saa_clearl(reg,bit)        saa_andorl((reg),(bit),0)
 420
 421 #define saa_readb(reg)             readb(dev->bmmio + (reg))
 422 #define saa_writeb(reg,value)      writeb((value), dev->bmmio + (reg));
 423 #define saa_andorb(reg,mask,value) \
 424   writeb((readb(dev->bmmio+(reg)) & ~(mask)) |\
 425   ((value) & (mask)), dev->bmmio+(reg))
 426 #define saa_setb(reg,bit)          saa_andorb((reg),(bit),(bit))
 427 #define saa_clearb(reg,bit)        saa_andorb((reg),(bit),0)
 428
 429 #define saa_wait(d) { udelay(d); }
 430
 431 /* ----------------------------------------------------------- */
 432 /* saa7134-core.c                                              */
 433
 434 extern struct list_head  saa7134_devlist;
 435 extern unsigned int      saa7134_devcount;
 436
 437 void saa7134_print_ioctl(char *name, unsigned int cmd);
 438 void saa7134_track_gpio(struct saa7134_dev *dev, char *msg);
 439
 440 #define SAA7134_PGTABLE_SIZE 4096
 441
 442 int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt);
 443 int  saa7134_pgtable_build(struct pci_dev *pci, struct saa7134_pgtable *pt,
 444                            struct scatterlist *list, unsigned int length,
 445                            unsigned int startpage);
 446 void saa7134_pgtable_free(struct pci_dev *pci, struct saa7134_pgtable *pt);
 447
 448 int saa7134_buffer_count(unsigned int size, unsigned int count);
 449 int saa7134_buffer_startpage(struct saa7134_buf *buf);
 450 unsigned long saa7134_buffer_base(struct saa7134_buf *buf);
 451
 452 int saa7134_buffer_queue(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
 453                          struct saa7134_buf *buf);
 454 void saa7134_buffer_finish(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
 455                            unsigned int state);
 456 void saa7134_buffer_next(struct saa7134_dev *dev, struct saa7134_dmaqueue *q);
 457 void saa7134_buffer_timeout(unsigned long data);
 458 void saa7134_dma_free(struct saa7134_dev *dev,struct saa7134_buf *buf);
 459
 460 int saa7134_set_dmabits(struct saa7134_dev *dev);
 461
 462 /* ----------------------------------------------------------- */
 463 /* saa7134-cards.c                                             */
 464
 465 extern struct saa7134_board saa7134_boards[];
 466 extern const unsigned int saa7134_bcount;
 467 extern struct pci_device_id __devinitdata saa7134_pci_tbl[];
 468
 469 extern int saa7134_board_init(struct saa7134_dev *dev);
 470
 471
 472 /* ----------------------------------------------------------- */
 473 /* saa7134-i2c.c                                               */
 474
 475 int saa7134_i2c_register(struct saa7134_dev *dev);
 476 int saa7134_i2c_unregister(struct saa7134_dev *dev);
 477 void saa7134_i2c_call_clients(struct saa7134_dev *dev,
 478                               unsigned int cmd, void *arg);
 479
 480
 481 /* ----------------------------------------------------------- */
 482 /* saa7134-video.c                                             */
 483
 484 extern struct video_device saa7134_video_template;
 485 extern struct video_device saa7134_radio_template;
 486
 487 int saa7134_common_ioctl(struct saa7134_dev *dev,
 488                          unsigned int cmd, void *arg);
 489
 490 int saa7134_video_init1(struct saa7134_dev *dev);
 491 int saa7134_video_init2(struct saa7134_dev *dev);
 492 int saa7134_video_fini(struct saa7134_dev *dev);
 493 void saa7134_irq_video_intl(struct saa7134_dev *dev);
 494 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status);
 495
 496
 497 /* ----------------------------------------------------------- */
 498 /* saa7134-ts.c                                                */
 499
 500 extern struct video_device saa7134_ts_template;
 501 int saa7134_ts_init1(struct saa7134_dev *dev);
 502 int saa7134_ts_fini(struct saa7134_dev *dev);
 503 void saa7134_irq_ts_done(struct saa7134_dev *dev, unsigned long status);
 504
 505
 506 /* ----------------------------------------------------------- */
 507 /* saa7134-vbi.c                                               */
 508
 509 extern struct videobuf_queue_ops saa7134_vbi_qops;
 510 extern struct video_device saa7134_vbi_template;
 511
 512 int saa7134_vbi_init1(struct saa7134_dev *dev);
 513 int saa7134_vbi_fini(struct saa7134_dev *dev);
 514 void saa7134_irq_vbi_done(struct saa7134_dev *dev, unsigned long status);
 515
 516
 517 /* ----------------------------------------------------------- */
 518 /* saa7134-tvaudio.c                                           */
 519
 520 int saa7134_tvaudio_rx2mode(u32 rx);
 521
 522 void saa7134_tvaudio_setmute(struct saa7134_dev *dev);
 523 void saa7134_tvaudio_setinput(struct saa7134_dev *dev,
 524                               struct saa7134_input *in);
 525 void saa7134_tvaudio_setvolume(struct saa7134_dev *dev, int level);
 526 int saa7134_tvaudio_getstereo(struct saa7134_dev *dev);
 527
 528 int saa7134_tvaudio_init2(struct saa7134_dev *dev);
 529 int saa7134_tvaudio_fini(struct saa7134_dev *dev);
 530 int saa7134_tvaudio_do_scan(struct saa7134_dev *dev);
 531
 532 int saa_dsp_writel(struct saa7134_dev *dev, int reg, u32 value);
 533
 534 /* ----------------------------------------------------------- */
 535 /* saa7134-oss.c                                               */
 536
 537 extern struct file_operations saa7134_dsp_fops;
 538 extern struct file_operations saa7134_mixer_fops;
 539
 540 int saa7134_oss_init1(struct saa7134_dev *dev);
 541 int saa7134_oss_fini(struct saa7134_dev *dev);
 542 void saa7134_irq_oss_done(struct saa7134_dev *dev, unsigned long status);
 543
 544 /* ----------------------------------------------------------- */
 545 /* saa7134-input.c                                             */
 546
 547 int  saa7134_input_init1(struct saa7134_dev *dev);
 548 void saa7134_input_fini(struct saa7134_dev *dev);
 549 void saa7134_input_irq(struct saa7134_dev *dev);
 550
 551 /*
 552  * Local variables:
 553  * c-basic-offset: 8
 554  * End:
 555  */