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
 160 #define SAA7134_INPUT_MAX 8
 161
 162 struct saa7134_input {
 163         char                    *name;
 164         unsigned int            vmux;
 165         enum saa7134_audio_in   amux;
 166         unsigned int            gpio;
 167         unsigned int            tv:1;
 168 };
 169
 170 struct saa7134_board {
 171         char                    *name;
 172         unsigned int            audio_clock;
 173
 174         /* input switching */
 175         unsigned int            gpiomask;
 176         struct saa7134_input    inputs[SAA7134_INPUT_MAX];
 177         struct saa7134_input    radio;
 178         struct saa7134_input    mute;
 179
 180         /* peripheral I/O */
 181         unsigned int            i2s_rate;
 182         unsigned int            has_ts;
 183         enum saa7134_video_out  video_out;
 184
 185         /* i2c chip info */
 186         unsigned int            tuner_type;
 187         unsigned int            need_tda9887:1;
 188 };
 189
 190 #define card_has_radio(dev)   (NULL != saa7134_boards[dev->board].radio.name)
 191 #define card_has_ts(dev)      (saa7134_boards[dev->board].has_ts)
 192 #define card(dev)             (saa7134_boards[dev->board])
 193 #define card_in(dev,n)        (saa7134_boards[dev->board].inputs[n])
 194
 195 /* ----------------------------------------------------------- */
 196 /* device / file handle status                                 */
 197
 198 #define RESOURCE_OVERLAY       1
 199 #define RESOURCE_VIDEO         2
 200 #define RESOURCE_VBI           4
 201
 202 #define INTERLACE_AUTO         0
 203 #define INTERLACE_ON           1
 204 #define INTERLACE_OFF          2
 205
 206 #define BUFFER_TIMEOUT     (HZ/2)  /* 0.5 seconds */
 207
 208 struct saa7134_dev;
 209 struct saa7134_dma;
 210
 211 /* saa7134 page table */
 212 struct saa7134_pgtable {
 213         unsigned int               size;
 214         u32                        *cpu;
 215         dma_addr_t                 dma;
 216 };
 217
 218 /* tvaudio thread status */
 219 struct saa7134_thread {
 220         pid_t                      pid;
 221         struct completion          exit;
 222         wait_queue_head_t          wq;
 223         unsigned int               shutdown;
 224         unsigned int               scan1;
 225         unsigned int               scan2;
 226         unsigned int               mode;
 227 };
 228
 229 /* buffer for one video/vbi/ts frame */
 230 struct saa7134_buf {
 231         /* common v4l buffer stuff -- must be first */
 232         struct videobuf_buffer vb;
 233
 234         /* saa7134 specific */
 235         struct saa7134_format   *fmt;
 236         unsigned int            top_seen;
 237         int (*activate)(struct saa7134_dev *dev,
 238                         struct saa7134_buf *buf,
 239                         struct saa7134_buf *next);
 240
 241         /* page tables */
 242         struct saa7134_pgtable  *pt;
 243 };
 244
 245 struct saa7134_dmaqueue {
 246         struct saa7134_dev         *dev;
 247         struct saa7134_buf         *curr;
 248         struct list_head           queue;
 249         struct timer_list          timeout;
 250         unsigned int               need_two;
 251 };
 252
 253 /* video filehandle status */
 254 struct saa7134_fh {
 255         struct saa7134_dev         *dev;
 256         unsigned int               radio;
 257         enum v4l2_buf_type         type;
 258         unsigned int               resources;
 259 #ifdef VIDIOC_G_PRIORITY
 260         enum v4l2_priority         prio;
 261 #endif
 262
 263         /* video overlay */
 264         struct v4l2_window         win;
 265         struct v4l2_clip           clips[8];
 266         unsigned int               nclips;
 267
 268         /* video capture */
 269         struct saa7134_format      *fmt;
 270         unsigned int               width,height;
 271         struct videobuf_queue      cap;
 272         struct saa7134_pgtable     pt_cap;
 273
 274         /* vbi capture */
 275         struct videobuf_queue      vbi;
 276         struct saa7134_pgtable     pt_vbi;
 277 };
 278
 279 /* TS status */
 280 struct saa7134_ts {
 281         unsigned int               users;
 282
 283         /* TS capture */
 284         struct videobuf_queue      ts;
 285         struct saa7134_pgtable     pt_ts;
 286         int                        started;
 287 };
 288
 289 /* oss dsp status */
 290 struct saa7134_oss {
 291         struct semaphore           lock;
 292         int                        minor_mixer;
 293         int                        minor_dsp;
 294         unsigned int               users_dsp;
 295
 296         /* mixer */
 297         enum saa7134_audio_in      input;
 298         unsigned int               count;
 299         unsigned int               line1;
 300         unsigned int               line2;
 301
 302         /* dsp */
 303         unsigned int               afmt;
 304         unsigned int               rate;
 305         unsigned int               channels;
 306         unsigned int               recording_on;
 307         unsigned int               dma_running;
 308         unsigned int               blocks;
 309         unsigned int               blksize;
 310         unsigned int               bufsize;
 311         struct saa7134_pgtable     pt;
 312         struct videobuf_dmabuf     dma;
 313         wait_queue_head_t          wq;
 314         unsigned int               dma_blk;
 315         unsigned int               read_offset;
 316         unsigned int               read_count;
 317 };
 318
 319 /* IR input */
 320 struct saa7134_ir {
 321         struct input_dev           dev;
 322         struct ir_input_state      ir;
 323         char                       name[32];
 324         char                       phys[32];
 325         u32                        mask_keycode;
 326         u32                        mask_keydown;
 327         u32                        mask_keyup;
 328         int                        polling;
 329         u32                        last_gpio;
 330         struct timer_list          timer;
 331 };
 332
 333 /* global device status */
 334 struct saa7134_dev {
 335         struct list_head           devlist;
 336         struct semaphore           lock;
 337         spinlock_t                 slock;
 338 #ifdef VIDIOC_G_PRIORITY
 339         struct v4l2_prio_state     prio;
 340 #endif
 341
 342         /* various device info */
 343         unsigned int               resources;
 344         struct video_device        *video_dev;
 345         struct video_device        *ts_dev;
 346         struct video_device        *radio_dev;
 347         struct video_device        *vbi_dev;
 348         struct saa7134_oss         oss;
 349         struct saa7134_ts          ts;
 350
 351         /* infrared remote */
 352         int                        has_remote;
 353         struct saa7134_ir          *remote;
 354
 355         /* pci i/o */
 356         char                       name[32];
 357         struct pci_dev             *pci;
 358         unsigned char              pci_rev,pci_lat;
 359         __u32                      *lmmio;
 360         __u8                       *bmmio;
 361
 362         /* config info */
 363         unsigned int               board;
 364         unsigned int               tuner_type;
 365         unsigned int               gpio_value;
 366
 367         /* i2c i/o */
 368         struct i2c_adapter         i2c_adap;
 369         struct i2c_client          i2c_client;
 370         unsigned char              eedata[64];
 371
 372         /* video overlay */
 373         struct v4l2_framebuffer    ovbuf;
 374         struct saa7134_format      *ovfmt;
 375         unsigned int               ovenable;
 376         enum v4l2_field            ovfield;
 377
 378         /* video+ts+vbi capture */
 379         struct saa7134_dmaqueue    video_q;
 380         struct saa7134_dmaqueue    ts_q;
 381         struct saa7134_dmaqueue    vbi_q;
 382         unsigned int               video_fieldcount;
 383         unsigned int               vbi_fieldcount;
 384
 385         /* various v4l controls */
 386         struct saa7134_tvnorm      *tvnorm;              /* video */
 387         struct saa7134_tvaudio     *tvaudio;
 388         unsigned int               ctl_input;
 389         int                        ctl_bright;
 390         int                        ctl_contrast;
 391         int                        ctl_hue;
 392         int                        ctl_saturation;
 393         int                        ctl_freq;
 394         int                        ctl_mute;             /* audio */
 395         int                        ctl_volume;
 396         int                        ctl_invert;           /* private */
 397         int                        ctl_mirror;
 398         int                        ctl_y_odd;
 399         int                        ctl_y_even;
 400
 401         /* crop */
 402         struct v4l2_rect           crop_bounds;
 403         struct v4l2_rect           crop_defrect;
 404         struct v4l2_rect           crop_current;
 405
 406         /* other global state info */
 407         unsigned int               automute;
 408         struct saa7134_thread      thread;
 409         struct saa7134_input       *input;
 410         struct saa7134_input       *hw_input;
 411         unsigned int               hw_mute;
 412         int                        last_carrier;
 413 };
 414
 415 /* ----------------------------------------------------------- */
 416
 417 #define saa_readl(reg)             readl(dev->lmmio + (reg))
 418 #define saa_writel(reg,value)      writel((value), dev->lmmio + (reg));
 419 #define saa_andorl(reg,mask,value) \
 420   writel((readl(dev->lmmio+(reg)) & ~(mask)) |\
 421   ((value) & (mask)), dev->lmmio+(reg))
 422 #define saa_setl(reg,bit)          saa_andorl((reg),(bit),(bit))
 423 #define saa_clearl(reg,bit)        saa_andorl((reg),(bit),0)
 424
 425 #define saa_readb(reg)             readb(dev->bmmio + (reg))
 426 #define saa_writeb(reg,value)      writeb((value), dev->bmmio + (reg));
 427 #define saa_andorb(reg,mask,value) \
 428   writeb((readb(dev->bmmio+(reg)) & ~(mask)) |\
 429   ((value) & (mask)), dev->bmmio+(reg))
 430 #define saa_setb(reg,bit)          saa_andorb((reg),(bit),(bit))
 431 #define saa_clearb(reg,bit)        saa_andorb((reg),(bit),0)
 432
 433 #define saa_wait(d) { udelay(d); }
 434
 435 /* ----------------------------------------------------------- */
 436 /* saa7134-core.c                                              */
 437
 438 extern struct list_head  saa7134_devlist;
 439 extern unsigned int      saa7134_devcount;
 440
 441 void saa7134_print_ioctl(char *name, unsigned int cmd);
 442 void saa7134_track_gpio(struct saa7134_dev *dev, char *msg);
 443
 444 #define SAA7134_PGTABLE_SIZE 4096
 445
 446 int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt);
 447 int  saa7134_pgtable_build(struct pci_dev *pci, struct saa7134_pgtable *pt,
 448                            struct scatterlist *list, unsigned int length,
 449                            unsigned int startpage);
 450 void saa7134_pgtable_free(struct pci_dev *pci, struct saa7134_pgtable *pt);
 451
 452 int saa7134_buffer_count(unsigned int size, unsigned int count);
 453 int saa7134_buffer_startpage(struct saa7134_buf *buf);
 454 unsigned long saa7134_buffer_base(struct saa7134_buf *buf);
 455
 456 int saa7134_buffer_queue(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
 457                          struct saa7134_buf *buf);
 458 void saa7134_buffer_finish(struct saa7134_dev *dev, struct saa7134_dmaqueue *q,
 459                            unsigned int state);
 460 void saa7134_buffer_next(struct saa7134_dev *dev, struct saa7134_dmaqueue *q);
 461 void saa7134_buffer_timeout(unsigned long data);
 462 void saa7134_dma_free(struct saa7134_dev *dev,struct saa7134_buf *buf);
 463
 464 int saa7134_set_dmabits(struct saa7134_dev *dev);
 465
 466 /* ----------------------------------------------------------- */
 467 /* saa7134-cards.c                                             */
 468
 469 extern struct saa7134_board saa7134_boards[];
 470 extern const unsigned int saa7134_bcount;
 471 extern struct pci_device_id __devinitdata saa7134_pci_tbl[];
 472
 473 extern int saa7134_board_init(struct saa7134_dev *dev);
 474
 475
 476 /* ----------------------------------------------------------- */
 477 /* saa7134-i2c.c                                               */
 478
 479 int saa7134_i2c_register(struct saa7134_dev *dev);
 480 int saa7134_i2c_unregister(struct saa7134_dev *dev);
 481 void saa7134_i2c_call_clients(struct saa7134_dev *dev,
 482                               unsigned int cmd, void *arg);
 483
 484
 485 /* ----------------------------------------------------------- */
 486 /* saa7134-video.c                                             */
 487
 488 extern struct video_device saa7134_video_template;
 489 extern struct video_device saa7134_radio_template;
 490
 491 int saa7134_common_ioctl(struct saa7134_dev *dev,
 492                          unsigned int cmd, void *arg);
 493
 494 int saa7134_video_init1(struct saa7134_dev *dev);
 495 int saa7134_video_init2(struct saa7134_dev *dev);
 496 int saa7134_video_fini(struct saa7134_dev *dev);
 497 void saa7134_irq_video_intl(struct saa7134_dev *dev);
 498 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status);
 499
 500
 501 /* ----------------------------------------------------------- */
 502 /* saa7134-ts.c                                                */
 503
 504 extern struct video_device saa7134_ts_template;
 505 int saa7134_ts_init1(struct saa7134_dev *dev);
 506 int saa7134_ts_fini(struct saa7134_dev *dev);
 507 void saa7134_irq_ts_done(struct saa7134_dev *dev, unsigned long status);
 508
 509
 510 /* ----------------------------------------------------------- */
 511 /* saa7134-vbi.c                                               */
 512
 513 extern struct videobuf_queue_ops saa7134_vbi_qops;
 514 extern struct video_device saa7134_vbi_template;
 515
 516 int saa7134_vbi_init1(struct saa7134_dev *dev);
 517 int saa7134_vbi_fini(struct saa7134_dev *dev);
 518 void saa7134_irq_vbi_done(struct saa7134_dev *dev, unsigned long status);
 519
 520
 521 /* ----------------------------------------------------------- */
 522 /* saa7134-tvaudio.c                                           */
 523
 524 int saa7134_tvaudio_rx2mode(u32 rx);
 525
 526 void saa7134_tvaudio_setmute(struct saa7134_dev *dev);
 527 void saa7134_tvaudio_setinput(struct saa7134_dev *dev,
 528                               struct saa7134_input *in);
 529 void saa7134_tvaudio_setvolume(struct saa7134_dev *dev, int level);
 530 int saa7134_tvaudio_getstereo(struct saa7134_dev *dev);
 531
 532 int saa7134_tvaudio_init2(struct saa7134_dev *dev);
 533 int saa7134_tvaudio_fini(struct saa7134_dev *dev);
 534 int saa7134_tvaudio_do_scan(struct saa7134_dev *dev);
 535
 536 int saa_dsp_writel(struct saa7134_dev *dev, int reg, u32 value);
 537
 538 /* ----------------------------------------------------------- */
 539 /* saa7134-oss.c                                               */
 540
 541 extern struct file_operations saa7134_dsp_fops;
 542 extern struct file_operations saa7134_mixer_fops;
 543
 544 int saa7134_oss_init1(struct saa7134_dev *dev);
 545 int saa7134_oss_fini(struct saa7134_dev *dev);
 546 void saa7134_irq_oss_done(struct saa7134_dev *dev, unsigned long status);
 547
 548 /* ----------------------------------------------------------- */
 549 /* saa7134-input.c                                             */
 550
 551 int  saa7134_input_init1(struct saa7134_dev *dev);
 552 void saa7134_input_fini(struct saa7134_dev *dev);
 553 void saa7134_input_irq(struct saa7134_dev *dev);
 554
 555 /*
 556  * Local variables:
 557  * c-basic-offset: 8
 558  * End:
 559  */