SAFE public projects git trees. - safe/jmp/linux-2.6/blob - drivers/media/video/saa7134/saa7134-video.c

   1 /*
   2  *
   3  * device driver for philips saa7134 based TV cards
   4  * video4linux video interface
   5  *
   6  * (c) 2001-03 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
   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/init.h>
  24 #include <linux/list.h>
  25 #include <linux/module.h>
  26 #include <linux/kernel.h>
  27 #include <linux/slab.h>
  28 #include <linux/sort.h>
  29
  30 #include "saa7134-reg.h"
  31 #include "saa7134.h"
  32 #include <media/v4l2-common.h>
  33
  34 #ifdef CONFIG_VIDEO_V4L1_COMPAT
  35 /* Include V4L1 specific functions. Should be removed soon */
  36 #include <linux/videodev.h>
  37 #endif
  38
  39 /* ------------------------------------------------------------------ */
  40
  41 unsigned int video_debug;
  42 static unsigned int gbuffers      = 8;
  43 static unsigned int noninterlaced; /* 0 */
  44 static unsigned int gbufsize      = 720*576*4;
  45 static unsigned int gbufsize_max  = 720*576*4;
  46 static char secam[] = "--";
  47 module_param(video_debug, int, 0644);
  48 MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
  49 module_param(gbuffers, int, 0444);
  50 MODULE_PARM_DESC(gbuffers,"number of capture buffers, range 2-32");
  51 module_param(noninterlaced, int, 0644);
  52 MODULE_PARM_DESC(noninterlaced,"capture non interlaced video");
  53 module_param_string(secam, secam, sizeof(secam), 0644);
  54 MODULE_PARM_DESC(secam, "force SECAM variant, either DK,L or Lc");
  55
  56
  57 #define dprintk(fmt, arg...)    if (video_debug&0x04) \
  58         printk(KERN_DEBUG "%s/video: " fmt, dev->name , ## arg)
  59
  60 /* ------------------------------------------------------------------ */
  61 /* Defines for Video Output Port Register at address 0x191            */
  62
  63 /* Bit 0: VIP code T bit polarity */
  64
  65 #define VP_T_CODE_P_NON_INVERTED        0x00
  66 #define VP_T_CODE_P_INVERTED            0x01
  67
  68 /* ------------------------------------------------------------------ */
  69 /* Defines for Video Output Port Register at address 0x195            */
  70
  71 /* Bit 2: Video output clock delay control */
  72
  73 #define VP_CLK_CTRL2_NOT_DELAYED        0x00
  74 #define VP_CLK_CTRL2_DELAYED            0x04
  75
  76 /* Bit 1: Video output clock invert control */
  77
  78 #define VP_CLK_CTRL1_NON_INVERTED       0x00
  79 #define VP_CLK_CTRL1_INVERTED           0x02
  80
  81 /* ------------------------------------------------------------------ */
  82 /* Defines for Video Output Port Register at address 0x196            */
  83
  84 /* Bits 2 to 0: VSYNC pin video vertical sync type */
  85
  86 #define VP_VS_TYPE_MASK                 0x07
  87
  88 #define VP_VS_TYPE_OFF                  0x00
  89 #define VP_VS_TYPE_V123                 0x01
  90 #define VP_VS_TYPE_V_ITU                0x02
  91 #define VP_VS_TYPE_VGATE_L              0x03
  92 #define VP_VS_TYPE_RESERVED1            0x04
  93 #define VP_VS_TYPE_RESERVED2            0x05
  94 #define VP_VS_TYPE_F_ITU                0x06
  95 #define VP_VS_TYPE_SC_FID               0x07
  96
  97 /* ------------------------------------------------------------------ */
  98 /* data structs for video                                             */
  99
 100 static int video_out[][9] = {
 101         [CCIR656] = { 0x00, 0xb1, 0x00, 0xa1, 0x00, 0x04, 0x06, 0x00, 0x00 },
 102 };
 103
 104 static struct saa7134_format formats[] = {
 105         {
 106                 .name     = "8 bpp gray",
 107                 .fourcc   = V4L2_PIX_FMT_GREY,
 108                 .depth    = 8,
 109                 .pm       = 0x06,
 110         },{
 111                 .name     = "15 bpp RGB, le",
 112                 .fourcc   = V4L2_PIX_FMT_RGB555,
 113                 .depth    = 16,
 114                 .pm       = 0x13 | 0x80,
 115         },{
 116                 .name     = "15 bpp RGB, be",
 117                 .fourcc   = V4L2_PIX_FMT_RGB555X,
 118                 .depth    = 16,
 119                 .pm       = 0x13 | 0x80,
 120                 .bswap    = 1,
 121         },{
 122                 .name     = "16 bpp RGB, le",
 123                 .fourcc   = V4L2_PIX_FMT_RGB565,
 124                 .depth    = 16,
 125                 .pm       = 0x10 | 0x80,
 126         },{
 127                 .name     = "16 bpp RGB, be",
 128                 .fourcc   = V4L2_PIX_FMT_RGB565X,
 129                 .depth    = 16,
 130                 .pm       = 0x10 | 0x80,
 131                 .bswap    = 1,
 132         },{
 133                 .name     = "24 bpp RGB, le",
 134                 .fourcc   = V4L2_PIX_FMT_BGR24,
 135                 .depth    = 24,
 136                 .pm       = 0x11,
 137         },{
 138                 .name     = "24 bpp RGB, be",
 139                 .fourcc   = V4L2_PIX_FMT_RGB24,
 140                 .depth    = 24,
 141                 .pm       = 0x11,
 142                 .bswap    = 1,
 143         },{
 144                 .name     = "32 bpp RGB, le",
 145                 .fourcc   = V4L2_PIX_FMT_BGR32,
 146                 .depth    = 32,
 147                 .pm       = 0x12,
 148         },{
 149                 .name     = "32 bpp RGB, be",
 150                 .fourcc   = V4L2_PIX_FMT_RGB32,
 151                 .depth    = 32,
 152                 .pm       = 0x12,
 153                 .bswap    = 1,
 154                 .wswap    = 1,
 155         },{
 156                 .name     = "4:2:2 packed, YUYV",
 157                 .fourcc   = V4L2_PIX_FMT_YUYV,
 158                 .depth    = 16,
 159                 .pm       = 0x00,
 160                 .bswap    = 1,
 161                 .yuv      = 1,
 162         },{
 163                 .name     = "4:2:2 packed, UYVY",
 164                 .fourcc   = V4L2_PIX_FMT_UYVY,
 165                 .depth    = 16,
 166                 .pm       = 0x00,
 167                 .yuv      = 1,
 168         },{
 169                 .name     = "4:2:2 planar, Y-Cb-Cr",
 170                 .fourcc   = V4L2_PIX_FMT_YUV422P,
 171                 .depth    = 16,
 172                 .pm       = 0x09,
 173                 .yuv      = 1,
 174                 .planar   = 1,
 175                 .hshift   = 1,
 176                 .vshift   = 0,
 177         },{
 178                 .name     = "4:2:0 planar, Y-Cb-Cr",
 179                 .fourcc   = V4L2_PIX_FMT_YUV420,
 180                 .depth    = 12,
 181                 .pm       = 0x0a,
 182                 .yuv      = 1,
 183                 .planar   = 1,
 184                 .hshift   = 1,
 185                 .vshift   = 1,
 186         },{
 187                 .name     = "4:2:0 planar, Y-Cb-Cr",
 188                 .fourcc   = V4L2_PIX_FMT_YVU420,
 189                 .depth    = 12,
 190                 .pm       = 0x0a,
 191                 .yuv      = 1,
 192                 .planar   = 1,
 193                 .uvswap   = 1,
 194                 .hshift   = 1,
 195                 .vshift   = 1,
 196         }
 197 };
 198 #define FORMATS ARRAY_SIZE(formats)
 199
 200 #define NORM_625_50                     \
 201                 .h_start       = 0,     \
 202                 .h_stop        = 719,   \
 203                 .video_v_start = 24,    \
 204                 .video_v_stop  = 311,   \
 205                 .vbi_v_start_0 = 7,     \
 206                 .vbi_v_stop_0  = 22,    \
 207                 .vbi_v_start_1 = 319,   \
 208                 .src_timing    = 4
 209
 210 #define NORM_525_60                     \
 211                 .h_start       = 0,     \
 212                 .h_stop        = 703,   \
 213                 .video_v_start = 23,    \
 214                 .video_v_stop  = 262,   \
 215                 .vbi_v_start_0 = 10,    \
 216                 .vbi_v_stop_0  = 21,    \
 217                 .vbi_v_start_1 = 273,   \
 218                 .src_timing    = 7
 219
 220 static struct saa7134_tvnorm tvnorms[] = {
 221         {
 222                 .name          = "PAL", /* autodetect */
 223                 .id            = V4L2_STD_PAL,
 224                 NORM_625_50,
 225
 226                 .sync_control  = 0x18,
 227                 .luma_control  = 0x40,
 228                 .chroma_ctrl1  = 0x81,
 229                 .chroma_gain   = 0x2a,
 230                 .chroma_ctrl2  = 0x06,
 231                 .vgate_misc    = 0x1c,
 232
 233         },{
 234                 .name          = "PAL-BG",
 235                 .id            = V4L2_STD_PAL_BG,
 236                 NORM_625_50,
 237
 238                 .sync_control  = 0x18,
 239                 .luma_control  = 0x40,
 240                 .chroma_ctrl1  = 0x81,
 241                 .chroma_gain   = 0x2a,
 242                 .chroma_ctrl2  = 0x06,
 243                 .vgate_misc    = 0x1c,
 244
 245         },{
 246                 .name          = "PAL-I",
 247                 .id            = V4L2_STD_PAL_I,
 248                 NORM_625_50,
 249
 250                 .sync_control  = 0x18,
 251                 .luma_control  = 0x40,
 252                 .chroma_ctrl1  = 0x81,
 253                 .chroma_gain   = 0x2a,
 254                 .chroma_ctrl2  = 0x06,
 255                 .vgate_misc    = 0x1c,
 256
 257         },{
 258                 .name          = "PAL-DK",
 259                 .id            = V4L2_STD_PAL_DK,
 260                 NORM_625_50,
 261
 262                 .sync_control  = 0x18,
 263                 .luma_control  = 0x40,
 264                 .chroma_ctrl1  = 0x81,
 265                 .chroma_gain   = 0x2a,
 266                 .chroma_ctrl2  = 0x06,
 267                 .vgate_misc    = 0x1c,
 268
 269         },{
 270                 .name          = "NTSC",
 271                 .id            = V4L2_STD_NTSC,
 272                 NORM_525_60,
 273
 274                 .sync_control  = 0x59,
 275                 .luma_control  = 0x40,
 276                 .chroma_ctrl1  = 0x89,
 277                 .chroma_gain   = 0x2a,
 278                 .chroma_ctrl2  = 0x0e,
 279                 .vgate_misc    = 0x18,
 280
 281         },{
 282                 .name          = "SECAM",
 283                 .id            = V4L2_STD_SECAM,
 284                 NORM_625_50,
 285
 286                 .sync_control  = 0x18,
 287                 .luma_control  = 0x1b,
 288                 .chroma_ctrl1  = 0xd1,
 289                 .chroma_gain   = 0x80,
 290                 .chroma_ctrl2  = 0x00,
 291                 .vgate_misc    = 0x1c,
 292
 293         },{
 294                 .name          = "SECAM-DK",
 295                 .id            = V4L2_STD_SECAM_DK,
 296                 NORM_625_50,
 297
 298                 .sync_control  = 0x18,
 299                 .luma_control  = 0x1b,
 300                 .chroma_ctrl1  = 0xd1,
 301                 .chroma_gain   = 0x80,
 302                 .chroma_ctrl2  = 0x00,
 303                 .vgate_misc    = 0x1c,
 304
 305         },{
 306                 .name          = "SECAM-L",
 307                 .id            = V4L2_STD_SECAM_L,
 308                 NORM_625_50,
 309
 310                 .sync_control  = 0x18,
 311                 .luma_control  = 0x1b,
 312                 .chroma_ctrl1  = 0xd1,
 313                 .chroma_gain   = 0x80,
 314                 .chroma_ctrl2  = 0x00,
 315                 .vgate_misc    = 0x1c,
 316
 317         },{
 318                 .name          = "SECAM-Lc",
 319                 .id            = V4L2_STD_SECAM_LC,
 320                 NORM_625_50,
 321
 322                 .sync_control  = 0x18,
 323                 .luma_control  = 0x1b,
 324                 .chroma_ctrl1  = 0xd1,
 325                 .chroma_gain   = 0x80,
 326                 .chroma_ctrl2  = 0x00,
 327                 .vgate_misc    = 0x1c,
 328
 329         },{
 330                 .name          = "PAL-M",
 331                 .id            = V4L2_STD_PAL_M,
 332                 NORM_525_60,
 333
 334                 .sync_control  = 0x59,
 335                 .luma_control  = 0x40,
 336                 .chroma_ctrl1  = 0xb9,
 337                 .chroma_gain   = 0x2a,
 338                 .chroma_ctrl2  = 0x0e,
 339                 .vgate_misc    = 0x18,
 340
 341         },{
 342                 .name          = "PAL-Nc",
 343                 .id            = V4L2_STD_PAL_Nc,
 344                 NORM_625_50,
 345
 346                 .sync_control  = 0x18,
 347                 .luma_control  = 0x40,
 348                 .chroma_ctrl1  = 0xa1,
 349                 .chroma_gain   = 0x2a,
 350                 .chroma_ctrl2  = 0x06,
 351                 .vgate_misc    = 0x1c,
 352
 353         },{
 354                 .name          = "PAL-60",
 355                 .id            = V4L2_STD_PAL_60,
 356
 357                 .h_start       = 0,
 358                 .h_stop        = 719,
 359                 .video_v_start = 23,
 360                 .video_v_stop  = 262,
 361                 .vbi_v_start_0 = 10,
 362                 .vbi_v_stop_0  = 21,
 363                 .vbi_v_start_1 = 273,
 364                 .src_timing    = 7,
 365
 366                 .sync_control  = 0x18,
 367                 .luma_control  = 0x40,
 368                 .chroma_ctrl1  = 0x81,
 369                 .chroma_gain   = 0x2a,
 370                 .chroma_ctrl2  = 0x06,
 371                 .vgate_misc    = 0x1c,
 372         }
 373 };
 374 #define TVNORMS ARRAY_SIZE(tvnorms)
 375
 376 #define V4L2_CID_PRIVATE_INVERT      (V4L2_CID_PRIVATE_BASE + 0)
 377 #define V4L2_CID_PRIVATE_Y_ODD       (V4L2_CID_PRIVATE_BASE + 1)
 378 #define V4L2_CID_PRIVATE_Y_EVEN      (V4L2_CID_PRIVATE_BASE + 2)
 379 #define V4L2_CID_PRIVATE_AUTOMUTE    (V4L2_CID_PRIVATE_BASE + 3)
 380 #define V4L2_CID_PRIVATE_LASTP1      (V4L2_CID_PRIVATE_BASE + 4)
 381
 382 static const struct v4l2_queryctrl no_ctrl = {
 383         .name  = "42",
 384         .flags = V4L2_CTRL_FLAG_DISABLED,
 385 };
 386 static const struct v4l2_queryctrl video_ctrls[] = {
 387         /* --- video --- */
 388         {
 389                 .id            = V4L2_CID_BRIGHTNESS,
 390                 .name          = "Brightness",
 391                 .minimum       = 0,
 392                 .maximum       = 255,
 393                 .step          = 1,
 394                 .default_value = 128,
 395                 .type          = V4L2_CTRL_TYPE_INTEGER,
 396         },{
 397                 .id            = V4L2_CID_CONTRAST,
 398                 .name          = "Contrast",
 399                 .minimum       = 0,
 400                 .maximum       = 127,
 401                 .step          = 1,
 402                 .default_value = 68,
 403                 .type          = V4L2_CTRL_TYPE_INTEGER,
 404         },{
 405                 .id            = V4L2_CID_SATURATION,
 406                 .name          = "Saturation",
 407                 .minimum       = 0,
 408                 .maximum       = 127,
 409                 .step          = 1,
 410                 .default_value = 64,
 411                 .type          = V4L2_CTRL_TYPE_INTEGER,
 412         },{
 413                 .id            = V4L2_CID_HUE,
 414                 .name          = "Hue",
 415                 .minimum       = -128,
 416                 .maximum       = 127,
 417                 .step          = 1,
 418                 .default_value = 0,
 419                 .type          = V4L2_CTRL_TYPE_INTEGER,
 420         },{
 421                 .id            = V4L2_CID_HFLIP,
 422                 .name          = "Mirror",
 423                 .minimum       = 0,
 424                 .maximum       = 1,
 425                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
 426         },
 427         /* --- audio --- */
 428         {
 429                 .id            = V4L2_CID_AUDIO_MUTE,
 430                 .name          = "Mute",
 431                 .minimum       = 0,
 432                 .maximum       = 1,
 433                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
 434         },{
 435                 .id            = V4L2_CID_AUDIO_VOLUME,
 436                 .name          = "Volume",
 437                 .minimum       = -15,
 438                 .maximum       = 15,
 439                 .step          = 1,
 440                 .default_value = 0,
 441                 .type          = V4L2_CTRL_TYPE_INTEGER,
 442         },
 443         /* --- private --- */
 444         {
 445                 .id            = V4L2_CID_PRIVATE_INVERT,
 446                 .name          = "Invert",
 447                 .minimum       = 0,
 448                 .maximum       = 1,
 449                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
 450         },{
 451                 .id            = V4L2_CID_PRIVATE_Y_ODD,
 452                 .name          = "y offset odd field",
 453                 .minimum       = 0,
 454                 .maximum       = 128,
 455                 .default_value = 0,
 456                 .type          = V4L2_CTRL_TYPE_INTEGER,
 457         },{
 458                 .id            = V4L2_CID_PRIVATE_Y_EVEN,
 459                 .name          = "y offset even field",
 460                 .minimum       = 0,
 461                 .maximum       = 128,
 462                 .default_value = 0,
 463                 .type          = V4L2_CTRL_TYPE_INTEGER,
 464         },{
 465                 .id            = V4L2_CID_PRIVATE_AUTOMUTE,
 466                 .name          = "automute",
 467                 .minimum       = 0,
 468                 .maximum       = 1,
 469                 .default_value = 1,
 470                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
 471         }
 472 };
 473 static const unsigned int CTRLS = ARRAY_SIZE(video_ctrls);
 474
 475 static const struct v4l2_queryctrl* ctrl_by_id(unsigned int id)
 476 {
 477         unsigned int i;
 478
 479         for (i = 0; i < CTRLS; i++)
 480                 if (video_ctrls[i].id == id)
 481                         return video_ctrls+i;
 482         return NULL;
 483 }
 484
 485 static struct saa7134_format* format_by_fourcc(unsigned int fourcc)
 486 {
 487         unsigned int i;
 488
 489         for (i = 0; i < FORMATS; i++)
 490                 if (formats[i].fourcc == fourcc)
 491                         return formats+i;
 492         return NULL;
 493 }
 494
 495 /* ----------------------------------------------------------------------- */
 496 /* resource management                                                     */
 497
 498 static int res_get(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bit)
 499 {
 500         if (fh->resources & bit)
 501                 /* have it already allocated */
 502                 return 1;
 503
 504         /* is it free? */
 505         mutex_lock(&dev->lock);
 506         if (dev->resources & bit) {
 507                 /* no, someone else uses it */
 508                 mutex_unlock(&dev->lock);
 509                 return 0;
 510         }
 511         /* it's free, grab it */
 512         fh->resources  |= bit;
 513         dev->resources |= bit;
 514         dprintk("res: get %d\n",bit);
 515         mutex_unlock(&dev->lock);
 516         return 1;
 517 }
 518
 519 static int res_check(struct saa7134_fh *fh, unsigned int bit)
 520 {
 521         return (fh->resources & bit);
 522 }
 523
 524 static int res_locked(struct saa7134_dev *dev, unsigned int bit)
 525 {
 526         return (dev->resources & bit);
 527 }
 528
 529 static
 530 void res_free(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bits)
 531 {
 532         BUG_ON((fh->resources & bits) != bits);
 533
 534         mutex_lock(&dev->lock);
 535         fh->resources  &= ~bits;
 536         dev->resources &= ~bits;
 537         dprintk("res: put %d\n",bits);
 538         mutex_unlock(&dev->lock);
 539 }
 540
 541 /* ------------------------------------------------------------------ */
 542
 543 static void set_tvnorm(struct saa7134_dev *dev, struct saa7134_tvnorm *norm)
 544 {
 545         dprintk("set tv norm = %s\n",norm->name);
 546         dev->tvnorm = norm;
 547
 548         /* setup cropping */
 549         dev->crop_bounds.left    = norm->h_start;
 550         dev->crop_defrect.left   = norm->h_start;
 551         dev->crop_bounds.width   = norm->h_stop - norm->h_start +1;
 552         dev->crop_defrect.width  = norm->h_stop - norm->h_start +1;
 553
 554         dev->crop_bounds.top     = (norm->vbi_v_stop_0+1)*2;
 555         dev->crop_defrect.top    = norm->video_v_start*2;
 556         dev->crop_bounds.height  = ((norm->id & V4L2_STD_525_60) ? 524 : 624)
 557                 - dev->crop_bounds.top;
 558         dev->crop_defrect.height = (norm->video_v_stop - norm->video_v_start +1)*2;
 559
 560         dev->crop_current = dev->crop_defrect;
 561
 562         saa7134_set_tvnorm_hw(dev);
 563 }
 564
 565 static void video_mux(struct saa7134_dev *dev, int input)
 566 {
 567         dprintk("video input = %d [%s]\n", input, card_in(dev, input).name);
 568         dev->ctl_input = input;
 569         set_tvnorm(dev, dev->tvnorm);
 570         saa7134_tvaudio_setinput(dev, &card_in(dev, input));
 571 }
 572
 573
 574 static void saa7134_set_decoder(struct saa7134_dev *dev)
 575 {
 576         int luma_control, sync_control, mux;
 577
 578         struct saa7134_tvnorm *norm = dev->tvnorm;
 579         mux = card_in(dev, dev->ctl_input).vmux;
 580
 581         luma_control = norm->luma_control;
 582         sync_control = norm->sync_control;
 583
 584         if (mux > 5)
 585                 luma_control |= 0x80; /* svideo */
 586         if (noninterlaced || dev->nosignal)
 587                 sync_control |= 0x20;
 588
 589         /* setup video decoder */
 590         saa_writeb(SAA7134_INCR_DELAY,            0x08);
 591         saa_writeb(SAA7134_ANALOG_IN_CTRL1,       0xc0 | mux);
 592         saa_writeb(SAA7134_ANALOG_IN_CTRL2,       0x00);
 593
 594         saa_writeb(SAA7134_ANALOG_IN_CTRL3,       0x90);
 595         saa_writeb(SAA7134_ANALOG_IN_CTRL4,       0x90);
 596         saa_writeb(SAA7134_HSYNC_START,           0xeb);
 597         saa_writeb(SAA7134_HSYNC_STOP,            0xe0);
 598         saa_writeb(SAA7134_SOURCE_TIMING1,        norm->src_timing);
 599
 600         saa_writeb(SAA7134_SYNC_CTRL,             sync_control);
 601         saa_writeb(SAA7134_LUMA_CTRL,             luma_control);
 602         saa_writeb(SAA7134_DEC_LUMA_BRIGHT,       dev->ctl_bright);
 603
 604         saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
 605                 dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
 606
 607         saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
 608                 dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
 609
 610         saa_writeb(SAA7134_DEC_CHROMA_HUE,        dev->ctl_hue);
 611         saa_writeb(SAA7134_CHROMA_CTRL1,          norm->chroma_ctrl1);
 612         saa_writeb(SAA7134_CHROMA_GAIN,           norm->chroma_gain);
 613
 614         saa_writeb(SAA7134_CHROMA_CTRL2,          norm->chroma_ctrl2);
 615         saa_writeb(SAA7134_MODE_DELAY_CTRL,       0x00);
 616
 617         saa_writeb(SAA7134_ANALOG_ADC,            0x01);
 618         saa_writeb(SAA7134_VGATE_START,           0x11);
 619         saa_writeb(SAA7134_VGATE_STOP,            0xfe);
 620         saa_writeb(SAA7134_MISC_VGATE_MSB,        norm->vgate_misc);
 621         saa_writeb(SAA7134_RAW_DATA_GAIN,         0x40);
 622         saa_writeb(SAA7134_RAW_DATA_OFFSET,       0x80);
 623 }
 624
 625 void saa7134_set_tvnorm_hw(struct saa7134_dev *dev)
 626 {
 627         saa7134_set_decoder(dev);
 628
 629         if (card_in(dev, dev->ctl_input).tv)
 630                 saa_call_all(dev, tuner, s_std, dev->tvnorm->id);
 631         /* Set the correct norm for the saa6752hs. This function
 632            does nothing if there is no saa6752hs. */
 633         saa_call_empress(dev, tuner, s_std, dev->tvnorm->id);
 634 }
 635
 636 static void set_h_prescale(struct saa7134_dev *dev, int task, int prescale)
 637 {
 638         static const struct {
 639                 int xpsc;
 640                 int xacl;
 641                 int xc2_1;
 642                 int xdcg;
 643                 int vpfy;
 644         } vals[] = {
 645                 /* XPSC XACL XC2_1 XDCG VPFY */
 646                 {    1,   0,    0,    0,   0 },
 647                 {    2,   2,    1,    2,   2 },
 648                 {    3,   4,    1,    3,   2 },
 649                 {    4,   8,    1,    4,   2 },
 650                 {    5,   8,    1,    4,   2 },
 651                 {    6,   8,    1,    4,   3 },
 652                 {    7,   8,    1,    4,   3 },
 653                 {    8,  15,    0,    4,   3 },
 654                 {    9,  15,    0,    4,   3 },
 655                 {   10,  16,    1,    5,   3 },
 656         };
 657         static const int count = ARRAY_SIZE(vals);
 658         int i;
 659
 660         for (i = 0; i < count; i++)
 661                 if (vals[i].xpsc == prescale)
 662                         break;
 663         if (i == count)
 664                 return;
 665
 666         saa_writeb(SAA7134_H_PRESCALE(task), vals[i].xpsc);
 667         saa_writeb(SAA7134_ACC_LENGTH(task), vals[i].xacl);
 668         saa_writeb(SAA7134_LEVEL_CTRL(task),
 669                    (vals[i].xc2_1 << 3) | (vals[i].xdcg));
 670         saa_andorb(SAA7134_FIR_PREFILTER_CTRL(task), 0x0f,
 671                    (vals[i].vpfy << 2) | vals[i].vpfy);
 672 }
 673
 674 static void set_v_scale(struct saa7134_dev *dev, int task, int yscale)
 675 {
 676         int val,mirror;
 677
 678         saa_writeb(SAA7134_V_SCALE_RATIO1(task), yscale &  0xff);
 679         saa_writeb(SAA7134_V_SCALE_RATIO2(task), yscale >> 8);
 680
 681         mirror = (dev->ctl_mirror) ? 0x02 : 0x00;
 682         if (yscale < 2048) {
 683                 /* LPI */
 684                 dprintk("yscale LPI yscale=%d\n",yscale);
 685                 saa_writeb(SAA7134_V_FILTER(task), 0x00 | mirror);
 686                 saa_writeb(SAA7134_LUMA_CONTRAST(task), 0x40);
 687                 saa_writeb(SAA7134_CHROMA_SATURATION(task), 0x40);
 688         } else {
 689                 /* ACM */
 690                 val = 0x40 * 1024 / yscale;
 691                 dprintk("yscale ACM yscale=%d val=0x%x\n",yscale,val);
 692                 saa_writeb(SAA7134_V_FILTER(task), 0x01 | mirror);
 693                 saa_writeb(SAA7134_LUMA_CONTRAST(task), val);
 694                 saa_writeb(SAA7134_CHROMA_SATURATION(task), val);
 695         }
 696         saa_writeb(SAA7134_LUMA_BRIGHT(task),       0x80);
 697 }
 698
 699 static void set_size(struct saa7134_dev *dev, int task,
 700                      int width, int height, int interlace)
 701 {
 702         int prescale,xscale,yscale,y_even,y_odd;
 703         int h_start, h_stop, v_start, v_stop;
 704         int div = interlace ? 2 : 1;
 705
 706         /* setup video scaler */
 707         h_start = dev->crop_current.left;
 708         v_start = dev->crop_current.top/2;
 709         h_stop  = (dev->crop_current.left + dev->crop_current.width -1);
 710         v_stop  = (dev->crop_current.top + dev->crop_current.height -1)/2;
 711
 712         saa_writeb(SAA7134_VIDEO_H_START1(task), h_start &  0xff);
 713         saa_writeb(SAA7134_VIDEO_H_START2(task), h_start >> 8);
 714         saa_writeb(SAA7134_VIDEO_H_STOP1(task),  h_stop  &  0xff);
 715         saa_writeb(SAA7134_VIDEO_H_STOP2(task),  h_stop  >> 8);
 716         saa_writeb(SAA7134_VIDEO_V_START1(task), v_start &  0xff);
 717         saa_writeb(SAA7134_VIDEO_V_START2(task), v_start >> 8);
 718         saa_writeb(SAA7134_VIDEO_V_STOP1(task),  v_stop  &  0xff);
 719         saa_writeb(SAA7134_VIDEO_V_STOP2(task),  v_stop  >> 8);
 720
 721         prescale = dev->crop_current.width / width;
 722         if (0 == prescale)
 723                 prescale = 1;
 724         xscale = 1024 * dev->crop_current.width / prescale / width;
 725         yscale = 512 * div * dev->crop_current.height / height;
 726         dprintk("prescale=%d xscale=%d yscale=%d\n",prescale,xscale,yscale);
 727         set_h_prescale(dev,task,prescale);
 728         saa_writeb(SAA7134_H_SCALE_INC1(task),      xscale &  0xff);
 729         saa_writeb(SAA7134_H_SCALE_INC2(task),      xscale >> 8);
 730         set_v_scale(dev,task,yscale);
 731
 732         saa_writeb(SAA7134_VIDEO_PIXELS1(task),     width  & 0xff);
 733         saa_writeb(SAA7134_VIDEO_PIXELS2(task),     width  >> 8);
 734         saa_writeb(SAA7134_VIDEO_LINES1(task),      height/div & 0xff);
 735         saa_writeb(SAA7134_VIDEO_LINES2(task),      height/div >> 8);
 736
 737         /* deinterlace y offsets */
 738         y_odd  = dev->ctl_y_odd;
 739         y_even = dev->ctl_y_even;
 740         saa_writeb(SAA7134_V_PHASE_OFFSET0(task), y_odd);
 741         saa_writeb(SAA7134_V_PHASE_OFFSET1(task), y_even);
 742         saa_writeb(SAA7134_V_PHASE_OFFSET2(task), y_odd);
 743         saa_writeb(SAA7134_V_PHASE_OFFSET3(task), y_even);
 744 }
 745
 746 /* ------------------------------------------------------------------ */
 747
 748 struct cliplist {
 749         __u16 position;
 750         __u8  enable;
 751         __u8  disable;
 752 };
 753
 754 static void set_cliplist(struct saa7134_dev *dev, int reg,
 755                         struct cliplist *cl, int entries, char *name)
 756 {
 757         __u8 winbits = 0;
 758         int i;
 759
 760         for (i = 0; i < entries; i++) {
 761                 winbits |= cl[i].enable;
 762                 winbits &= ~cl[i].disable;
 763                 if (i < 15 && cl[i].position == cl[i+1].position)
 764                         continue;
 765                 saa_writeb(reg + 0, winbits);
 766                 saa_writeb(reg + 2, cl[i].position & 0xff);
 767                 saa_writeb(reg + 3, cl[i].position >> 8);
 768                 dprintk("clip: %s winbits=%02x pos=%d\n",
 769                         name,winbits,cl[i].position);
 770                 reg += 8;
 771         }
 772         for (; reg < 0x400; reg += 8) {
 773                 saa_writeb(reg+ 0, 0);
 774                 saa_writeb(reg + 1, 0);
 775                 saa_writeb(reg + 2, 0);
 776                 saa_writeb(reg + 3, 0);
 777         }
 778 }
 779
 780 static int clip_range(int val)
 781 {
 782         if (val < 0)
 783                 val = 0;
 784         return val;
 785 }
 786
 787 /* Sort into smallest position first order */
 788 static int cliplist_cmp(const void *a, const void *b)
 789 {
 790         const struct cliplist *cla = a;
 791         const struct cliplist *clb = b;
 792         if (cla->position < clb->position)
 793                 return -1;
 794         if (cla->position > clb->position)
 795                 return 1;
 796         return 0;
 797 }
 798
 799 static int setup_clipping(struct saa7134_dev *dev, struct v4l2_clip *clips,
 800                           int nclips, int interlace)
 801 {
 802         struct cliplist col[16], row[16];
 803         int cols = 0, rows = 0, i;
 804         int div = interlace ? 2 : 1;
 805
 806         memset(col, 0, sizeof(col));
 807         memset(row, 0, sizeof(row));
 808         for (i = 0; i < nclips && i < 8; i++) {
 809                 col[cols].position = clip_range(clips[i].c.left);
 810                 col[cols].enable   = (1 << i);
 811                 cols++;
 812                 col[cols].position = clip_range(clips[i].c.left+clips[i].c.width);
 813                 col[cols].disable  = (1 << i);
 814                 cols++;
 815                 row[rows].position = clip_range(clips[i].c.top / div);
 816                 row[rows].enable   = (1 << i);
 817                 rows++;
 818                 row[rows].position = clip_range((clips[i].c.top + clips[i].c.height)
 819                                                 / div);
 820                 row[rows].disable  = (1 << i);
 821                 rows++;
 822         }
 823         sort(col, cols, sizeof col[0], cliplist_cmp, NULL);
 824         sort(row, rows, sizeof row[0], cliplist_cmp, NULL);
 825         set_cliplist(dev,0x380,col,cols,"cols");
 826         set_cliplist(dev,0x384,row,rows,"rows");
 827         return 0;
 828 }
 829
 830 static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win)
 831 {
 832         enum v4l2_field field;
 833         int maxw, maxh;
 834
 835         if (NULL == dev->ovbuf.base)
 836                 return -EINVAL;
 837         if (NULL == dev->ovfmt)
 838                 return -EINVAL;
 839         if (win->w.width < 48 || win->w.height <  32)
 840                 return -EINVAL;
 841         if (win->clipcount > 2048)
 842                 return -EINVAL;
 843
 844         field = win->field;
 845         maxw  = dev->crop_current.width;
 846         maxh  = dev->crop_current.height;
 847
 848         if (V4L2_FIELD_ANY == field) {
 849                 field = (win->w.height > maxh/2)
 850                         ? V4L2_FIELD_INTERLACED
 851                         : V4L2_FIELD_TOP;
 852         }
 853         switch (field) {
 854         case V4L2_FIELD_TOP:
 855         case V4L2_FIELD_BOTTOM:
 856                 maxh = maxh / 2;
 857                 break;
 858         case V4L2_FIELD_INTERLACED:
 859                 break;
 860         default:
 861                 return -EINVAL;
 862         }
 863
 864         win->field = field;
 865         if (win->w.width > maxw)
 866                 win->w.width = maxw;
 867         if (win->w.height > maxh)
 868                 win->w.height = maxh;
 869         return 0;
 870 }
 871
 872 static int start_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
 873 {
 874         unsigned long base,control,bpl;
 875         int err;
 876
 877         err = verify_preview(dev,&fh->win);
 878         if (0 != err)
 879                 return err;
 880
 881         dev->ovfield = fh->win.field;
 882         dprintk("start_preview %dx%d+%d+%d %s field=%s\n",
 883                 fh->win.w.width,fh->win.w.height,
 884                 fh->win.w.left,fh->win.w.top,
 885                 dev->ovfmt->name,v4l2_field_names[dev->ovfield]);
 886
 887         /* setup window + clipping */
 888         set_size(dev,TASK_B,fh->win.w.width,fh->win.w.height,
 889                  V4L2_FIELD_HAS_BOTH(dev->ovfield));
 890         setup_clipping(dev,fh->clips,fh->nclips,
 891                        V4L2_FIELD_HAS_BOTH(dev->ovfield));
 892         if (dev->ovfmt->yuv)
 893                 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x03);
 894         else
 895                 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x01);
 896         saa_writeb(SAA7134_OFMT_VIDEO_B, dev->ovfmt->pm | 0x20);
 897
 898         /* dma: setup channel 1 (= Video Task B) */
 899         base  = (unsigned long)dev->ovbuf.base;
 900         base += dev->ovbuf.fmt.bytesperline * fh->win.w.top;
 901         base += dev->ovfmt->depth/8         * fh->win.w.left;
 902         bpl   = dev->ovbuf.fmt.bytesperline;
 903         control = SAA7134_RS_CONTROL_BURST_16;
 904         if (dev->ovfmt->bswap)
 905                 control |= SAA7134_RS_CONTROL_BSWAP;
 906         if (dev->ovfmt->wswap)
 907                 control |= SAA7134_RS_CONTROL_WSWAP;
 908         if (V4L2_FIELD_HAS_BOTH(dev->ovfield)) {
 909                 saa_writel(SAA7134_RS_BA1(1),base);
 910                 saa_writel(SAA7134_RS_BA2(1),base+bpl);
 911                 saa_writel(SAA7134_RS_PITCH(1),bpl*2);
 912                 saa_writel(SAA7134_RS_CONTROL(1),control);
 913         } else {
 914                 saa_writel(SAA7134_RS_BA1(1),base);
 915                 saa_writel(SAA7134_RS_BA2(1),base);
 916                 saa_writel(SAA7134_RS_PITCH(1),bpl);
 917                 saa_writel(SAA7134_RS_CONTROL(1),control);
 918         }
 919
 920         /* start dma */
 921         dev->ovenable = 1;
 922         saa7134_set_dmabits(dev);
 923
 924         return 0;
 925 }
 926
 927 static int stop_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
 928 {
 929         dev->ovenable = 0;
 930         saa7134_set_dmabits(dev);
 931         return 0;
 932 }
 933
 934 /* ------------------------------------------------------------------ */
 935
 936 static int buffer_activate(struct saa7134_dev *dev,
 937                            struct saa7134_buf *buf,
 938                            struct saa7134_buf *next)
 939 {
 940         unsigned long base,control,bpl;
 941         unsigned long bpl_uv,lines_uv,base2,base3,tmp; /* planar */
 942
 943         dprintk("buffer_activate buf=%p\n",buf);
 944         buf->vb.state = VIDEOBUF_ACTIVE;
 945         buf->top_seen = 0;
 946
 947         set_size(dev,TASK_A,buf->vb.width,buf->vb.height,
 948                  V4L2_FIELD_HAS_BOTH(buf->vb.field));
 949         if (buf->fmt->yuv)
 950                 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x03);
 951         else
 952                 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x01);
 953         saa_writeb(SAA7134_OFMT_VIDEO_A, buf->fmt->pm);
 954
 955         /* DMA: setup channel 0 (= Video Task A0) */
 956         base  = saa7134_buffer_base(buf);
 957         if (buf->fmt->planar)
 958                 bpl = buf->vb.width;
 959         else
 960                 bpl = (buf->vb.width * buf->fmt->depth) / 8;
 961         control = SAA7134_RS_CONTROL_BURST_16 |
 962                 SAA7134_RS_CONTROL_ME |
 963                 (buf->pt->dma >> 12);
 964         if (buf->fmt->bswap)
 965                 control |= SAA7134_RS_CONTROL_BSWAP;
 966         if (buf->fmt->wswap)
 967                 control |= SAA7134_RS_CONTROL_WSWAP;
 968         if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
 969                 /* interlaced */
 970                 saa_writel(SAA7134_RS_BA1(0),base);
 971                 saa_writel(SAA7134_RS_BA2(0),base+bpl);
 972                 saa_writel(SAA7134_RS_PITCH(0),bpl*2);
 973         } else {
 974                 /* non-interlaced */
 975                 saa_writel(SAA7134_RS_BA1(0),base);
 976                 saa_writel(SAA7134_RS_BA2(0),base);
 977                 saa_writel(SAA7134_RS_PITCH(0),bpl);
 978         }
 979         saa_writel(SAA7134_RS_CONTROL(0),control);
 980
 981         if (buf->fmt->planar) {
 982                 /* DMA: setup channel 4+5 (= planar task A) */
 983                 bpl_uv   = bpl >> buf->fmt->hshift;
 984                 lines_uv = buf->vb.height >> buf->fmt->vshift;
 985                 base2    = base + bpl * buf->vb.height;
 986                 base3    = base2 + bpl_uv * lines_uv;
 987                 if (buf->fmt->uvswap)
 988                         tmp = base2, base2 = base3, base3 = tmp;
 989                 dprintk("uv: bpl=%ld lines=%ld base2/3=%ld/%ld\n",
 990                         bpl_uv,lines_uv,base2,base3);
 991                 if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
 992                         /* interlaced */
 993                         saa_writel(SAA7134_RS_BA1(4),base2);
 994                         saa_writel(SAA7134_RS_BA2(4),base2+bpl_uv);
 995                         saa_writel(SAA7134_RS_PITCH(4),bpl_uv*2);
 996                         saa_writel(SAA7134_RS_BA1(5),base3);
 997                         saa_writel(SAA7134_RS_BA2(5),base3+bpl_uv);
 998                         saa_writel(SAA7134_RS_PITCH(5),bpl_uv*2);
 999                 } else {
1000                         /* non-interlaced */
1001                         saa_writel(SAA7134_RS_BA1(4),base2);
1002                         saa_writel(SAA7134_RS_BA2(4),base2);
1003                         saa_writel(SAA7134_RS_PITCH(4),bpl_uv);
1004                         saa_writel(SAA7134_RS_BA1(5),base3);
1005                         saa_writel(SAA7134_RS_BA2(5),base3);
1006                         saa_writel(SAA7134_RS_PITCH(5),bpl_uv);
1007                 }
1008                 saa_writel(SAA7134_RS_CONTROL(4),control);
1009                 saa_writel(SAA7134_RS_CONTROL(5),control);
1010         }
1011
1012         /* start DMA */
1013         saa7134_set_dmabits(dev);
1014         mod_timer(&dev->video_q.timeout, jiffies+BUFFER_TIMEOUT);
1015         return 0;
1016 }
1017
1018 static int buffer_prepare(struct videobuf_queue *q,
1019                           struct videobuf_buffer *vb,
1020                           enum v4l2_field field)
1021 {
1022         struct saa7134_fh *fh = q->priv_data;
1023         struct saa7134_dev *dev = fh->dev;
1024         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1025         unsigned int size;
1026         int err;
1027
1028         /* sanity checks */
1029         if (NULL == fh->fmt)
1030                 return -EINVAL;
1031         if (fh->width    < 48 ||
1032             fh->height   < 32 ||
1033             fh->width/4  > dev->crop_current.width  ||
1034             fh->height/4 > dev->crop_current.height ||
1035             fh->width    > dev->crop_bounds.width  ||
1036             fh->height   > dev->crop_bounds.height)
1037                 return -EINVAL;
1038         size = (fh->width * fh->height * fh->fmt->depth) >> 3;
1039         if (0 != buf->vb.baddr  &&  buf->vb.bsize < size)
1040                 return -EINVAL;
1041
1042         dprintk("buffer_prepare [%d,size=%dx%d,bytes=%d,fields=%s,%s]\n",
1043                 vb->i,fh->width,fh->height,size,v4l2_field_names[field],
1044                 fh->fmt->name);
1045         if (buf->vb.width  != fh->width  ||
1046             buf->vb.height != fh->height ||
1047             buf->vb.size   != size       ||
1048             buf->vb.field  != field      ||
1049             buf->fmt       != fh->fmt) {
1050                 saa7134_dma_free(q,buf);
1051         }
1052
1053         if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
1054                 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
1055
1056                 buf->vb.width  = fh->width;
1057                 buf->vb.height = fh->height;
1058                 buf->vb.size   = size;
1059                 buf->vb.field  = field;
1060                 buf->fmt       = fh->fmt;
1061                 buf->pt        = &fh->pt_cap;
1062
1063                 err = videobuf_iolock(q,&buf->vb,&dev->ovbuf);
1064                 if (err)
1065                         goto oops;
1066                 err = saa7134_pgtable_build(dev->pci,buf->pt,
1067                                             dma->sglist,
1068                                             dma->sglen,
1069                                             saa7134_buffer_startpage(buf));
1070                 if (err)
1071                         goto oops;
1072         }
1073         buf->vb.state = VIDEOBUF_PREPARED;
1074         buf->activate = buffer_activate;
1075         return 0;
1076
1077  oops:
1078         saa7134_dma_free(q,buf);
1079         return err;
1080 }
1081
1082 static int
1083 buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
1084 {
1085         struct saa7134_fh *fh = q->priv_data;
1086
1087         *size = fh->fmt->depth * fh->width * fh->height >> 3;
1088         if (0 == *count)
1089                 *count = gbuffers;
1090         *count = saa7134_buffer_count(*size,*count);
1091         return 0;
1092 }
1093
1094 static void buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
1095 {
1096         struct saa7134_fh *fh = q->priv_data;
1097         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1098
1099         saa7134_buffer_queue(fh->dev,&fh->dev->video_q,buf);
1100 }
1101
1102 static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
1103 {
1104         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1105
1106         saa7134_dma_free(q,buf);
1107 }
1108
1109 static struct videobuf_queue_ops video_qops = {
1110         .buf_setup    = buffer_setup,
1111         .buf_prepare  = buffer_prepare,
1112         .buf_queue    = buffer_queue,
1113         .buf_release  = buffer_release,
1114 };
1115
1116 /* ------------------------------------------------------------------ */
1117
1118 int saa7134_g_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c)
1119 {
1120         const struct v4l2_queryctrl* ctrl;
1121
1122         ctrl = ctrl_by_id(c->id);
1123         if (NULL == ctrl)
1124                 return -EINVAL;
1125         switch (c->id) {
1126         case V4L2_CID_BRIGHTNESS:
1127                 c->value = dev->ctl_bright;
1128                 break;
1129         case V4L2_CID_HUE:
1130                 c->value = dev->ctl_hue;
1131                 break;
1132         case V4L2_CID_CONTRAST:
1133                 c->value = dev->ctl_contrast;
1134                 break;
1135         case V4L2_CID_SATURATION:
1136                 c->value = dev->ctl_saturation;
1137                 break;
1138         case V4L2_CID_AUDIO_MUTE:
1139                 c->value = dev->ctl_mute;
1140                 break;
1141         case V4L2_CID_AUDIO_VOLUME:
1142                 c->value = dev->ctl_volume;
1143                 break;
1144         case V4L2_CID_PRIVATE_INVERT:
1145                 c->value = dev->ctl_invert;
1146                 break;
1147         case V4L2_CID_HFLIP:
1148                 c->value = dev->ctl_mirror;
1149                 break;
1150         case V4L2_CID_PRIVATE_Y_EVEN:
1151                 c->value = dev->ctl_y_even;
1152                 break;
1153         case V4L2_CID_PRIVATE_Y_ODD:
1154                 c->value = dev->ctl_y_odd;
1155                 break;
1156         case V4L2_CID_PRIVATE_AUTOMUTE:
1157                 c->value = dev->ctl_automute;
1158                 break;
1159         default:
1160                 return -EINVAL;
1161         }
1162         return 0;
1163 }
1164 EXPORT_SYMBOL_GPL(saa7134_g_ctrl_internal);
1165
1166 static int saa7134_g_ctrl(struct file *file, void *priv, struct v4l2_control *c)
1167 {
1168         struct saa7134_fh *fh = priv;
1169
1170         return saa7134_g_ctrl_internal(fh->dev, fh, c);
1171 }
1172
1173 int saa7134_s_ctrl_internal(struct saa7134_dev *dev,  struct saa7134_fh *fh, struct v4l2_control *c)
1174 {
1175         const struct v4l2_queryctrl* ctrl;
1176         unsigned long flags;
1177         int restart_overlay = 0;
1178         int err;
1179
1180         /* When called from the empress code fh == NULL.
1181            That needs to be fixed somehow, but for now this is
1182            good enough. */
1183         if (fh) {
1184                 err = v4l2_prio_check(&dev->prio, &fh->prio);
1185                 if (0 != err)
1186                         return err;
1187         }
1188         err = -EINVAL;
1189
1190         mutex_lock(&dev->lock);
1191
1192         ctrl = ctrl_by_id(c->id);
1193         if (NULL == ctrl)
1194                 goto error;
1195
1196         dprintk("set_control name=%s val=%d\n",ctrl->name,c->value);
1197         switch (ctrl->type) {
1198         case V4L2_CTRL_TYPE_BOOLEAN:
1199         case V4L2_CTRL_TYPE_MENU:
1200         case V4L2_CTRL_TYPE_INTEGER:
1201                 if (c->value < ctrl->minimum)
1202                         c->value = ctrl->minimum;
1203                 if (c->value > ctrl->maximum)
1204                         c->value = ctrl->maximum;
1205                 break;
1206         default:
1207                 /* nothing */;
1208         };
1209         switch (c->id) {
1210         case V4L2_CID_BRIGHTNESS:
1211                 dev->ctl_bright = c->value;
1212                 saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
1213                 break;
1214         case V4L2_CID_HUE:
1215                 dev->ctl_hue = c->value;
1216                 saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
1217                 break;
1218         case V4L2_CID_CONTRAST:
1219                 dev->ctl_contrast = c->value;
1220                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1221                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1222                 break;
1223         case V4L2_CID_SATURATION:
1224                 dev->ctl_saturation = c->value;
1225                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1226                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1227                 break;
1228         case V4L2_CID_AUDIO_MUTE:
1229                 dev->ctl_mute = c->value;
1230                 saa7134_tvaudio_setmute(dev);
1231                 break;
1232         case V4L2_CID_AUDIO_VOLUME:
1233                 dev->ctl_volume = c->value;
1234                 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
1235                 break;
1236         case V4L2_CID_PRIVATE_INVERT:
1237                 dev->ctl_invert = c->value;
1238                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1239                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1240                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1241                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1242                 break;
1243         case V4L2_CID_HFLIP:
1244                 dev->ctl_mirror = c->value;
1245                 restart_overlay = 1;
1246                 break;
1247         case V4L2_CID_PRIVATE_Y_EVEN:
1248                 dev->ctl_y_even = c->value;
1249                 restart_overlay = 1;
1250                 break;
1251         case V4L2_CID_PRIVATE_Y_ODD:
1252                 dev->ctl_y_odd = c->value;
1253                 restart_overlay = 1;
1254                 break;
1255         case V4L2_CID_PRIVATE_AUTOMUTE:
1256         {
1257                 struct v4l2_priv_tun_config tda9887_cfg;
1258
1259                 tda9887_cfg.tuner = TUNER_TDA9887;
1260                 tda9887_cfg.priv = &dev->tda9887_conf;
1261
1262                 dev->ctl_automute = c->value;
1263                 if (dev->tda9887_conf) {
1264                         if (dev->ctl_automute)
1265                                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
1266                         else
1267                                 dev->tda9887_conf &= ~TDA9887_AUTOMUTE;
1268
1269                         saa_call_all(dev, tuner, s_config, &tda9887_cfg);
1270                 }
1271                 break;
1272         }
1273         default:
1274                 goto error;
1275         }
1276         if (restart_overlay && fh && res_check(fh, RESOURCE_OVERLAY)) {
1277                 spin_lock_irqsave(&dev->slock,flags);
1278                 stop_preview(dev,fh);
1279                 start_preview(dev,fh);
1280                 spin_unlock_irqrestore(&dev->slock,flags);
1281         }
1282         err = 0;
1283
1284 error:
1285         mutex_unlock(&dev->lock);
1286         return err;
1287 }
1288 EXPORT_SYMBOL_GPL(saa7134_s_ctrl_internal);
1289
1290 static int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c)
1291 {
1292         struct saa7134_fh *fh = f;
1293
1294         return saa7134_s_ctrl_internal(fh->dev, fh, c);
1295 }
1296
1297 /* ------------------------------------------------------------------ */
1298
1299 static struct videobuf_queue* saa7134_queue(struct saa7134_fh *fh)
1300 {
1301         struct videobuf_queue* q = NULL;
1302
1303         switch (fh->type) {
1304         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1305                 q = &fh->cap;
1306                 break;
1307         case V4L2_BUF_TYPE_VBI_CAPTURE:
1308                 q = &fh->vbi;
1309                 break;
1310         default:
1311                 BUG();
1312         }
1313         return q;
1314 }
1315
1316 static int saa7134_resource(struct saa7134_fh *fh)
1317 {
1318         if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
1319                 return RESOURCE_VIDEO;
1320
1321         if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
1322                 return RESOURCE_VBI;
1323
1324         BUG();
1325         return 0;
1326 }
1327
1328 static int video_open(struct file *file)
1329 {
1330         int minor = video_devdata(file)->minor;
1331         struct saa7134_dev *dev;
1332         struct saa7134_fh *fh;
1333         enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1334         int radio = 0;
1335
1336         lock_kernel();
1337         list_for_each_entry(dev, &saa7134_devlist, devlist) {
1338                 if (dev->video_dev && (dev->video_dev->minor == minor))
1339                         goto found;
1340                 if (dev->radio_dev && (dev->radio_dev->minor == minor)) {
1341                         radio = 1;
1342                         goto found;
1343                 }
1344                 if (dev->vbi_dev && (dev->vbi_dev->minor == minor)) {
1345                         type = V4L2_BUF_TYPE_VBI_CAPTURE;
1346                         goto found;
1347                 }
1348         }
1349         unlock_kernel();
1350         return -ENODEV;
1351  found:
1352
1353         dprintk("open minor=%d radio=%d type=%s\n",minor,radio,
1354                 v4l2_type_names[type]);
1355
1356         /* allocate + initialize per filehandle data */
1357         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
1358         if (NULL == fh) {
1359                 unlock_kernel();
1360                 return -ENOMEM;
1361         }
1362         file->private_data = fh;
1363         fh->dev      = dev;
1364         fh->radio    = radio;
1365         fh->type     = type;
1366         fh->fmt      = format_by_fourcc(V4L2_PIX_FMT_BGR24);
1367         fh->width    = 720;
1368         fh->height   = 576;
1369         v4l2_prio_open(&dev->prio,&fh->prio);
1370
1371         videobuf_queue_sg_init(&fh->cap, &video_qops,
1372                             &dev->pci->dev, &dev->slock,
1373                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
1374                             V4L2_FIELD_INTERLACED,
1375                             sizeof(struct saa7134_buf),
1376                             fh);
1377         videobuf_queue_sg_init(&fh->vbi, &saa7134_vbi_qops,
1378                             &dev->pci->dev, &dev->slock,
1379                             V4L2_BUF_TYPE_VBI_CAPTURE,
1380                             V4L2_FIELD_SEQ_TB,
1381                             sizeof(struct saa7134_buf),
1382                             fh);
1383         saa7134_pgtable_alloc(dev->pci,&fh->pt_cap);
1384         saa7134_pgtable_alloc(dev->pci,&fh->pt_vbi);
1385
1386         if (fh->radio) {
1387                 /* switch to radio mode */
1388                 saa7134_tvaudio_setinput(dev,&card(dev).radio);
1389                 saa_call_all(dev, tuner, s_radio);
1390         } else {
1391                 /* switch to video/vbi mode */
1392                 video_mux(dev,dev->ctl_input);
1393         }
1394         unlock_kernel();
1395         return 0;
1396 }
1397
1398 static ssize_t
1399 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1400 {
1401         struct saa7134_fh *fh = file->private_data;
1402
1403         switch (fh->type) {
1404         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1405                 if (res_locked(fh->dev,RESOURCE_VIDEO))
1406                         return -EBUSY;
1407                 return videobuf_read_one(saa7134_queue(fh),
1408                                          data, count, ppos,
1409                                          file->f_flags & O_NONBLOCK);
1410         case V4L2_BUF_TYPE_VBI_CAPTURE:
1411                 if (!res_get(fh->dev,fh,RESOURCE_VBI))
1412                         return -EBUSY;
1413                 return videobuf_read_stream(saa7134_queue(fh),
1414                                             data, count, ppos, 1,
1415                                             file->f_flags & O_NONBLOCK);
1416                 break;
1417         default:
1418                 BUG();
1419                 return 0;
1420         }
1421 }
1422
1423 static unsigned int
1424 video_poll(struct file *file, struct poll_table_struct *wait)
1425 {
1426         struct saa7134_fh *fh = file->private_data;
1427         struct videobuf_buffer *buf = NULL;
1428
1429         if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type)
1430                 return videobuf_poll_stream(file, &fh->vbi, wait);
1431
1432         if (res_check(fh,RESOURCE_VIDEO)) {
1433                 if (!list_empty(&fh->cap.stream))
1434                         buf = list_entry(fh->cap.stream.next, struct videobuf_buffer, stream);
1435         } else {
1436                 mutex_lock(&fh->cap.vb_lock);
1437                 if (UNSET == fh->cap.read_off) {
1438                         /* need to capture a new frame */
1439                         if (res_locked(fh->dev,RESOURCE_VIDEO))
1440                                 goto err;
1441                         if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field))
1442                                 goto err;
1443                         fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
1444                         fh->cap.read_off = 0;
1445                 }
1446                 mutex_unlock(&fh->cap.vb_lock);
1447                 buf = fh->cap.read_buf;
1448         }
1449
1450         if (!buf)
1451                 return POLLERR;
1452
1453         poll_wait(file, &buf->done, wait);
1454         if (buf->state == VIDEOBUF_DONE ||
1455             buf->state == VIDEOBUF_ERROR)
1456                 return POLLIN|POLLRDNORM;
1457         return 0;
1458
1459 err:
1460         mutex_unlock(&fh->cap.vb_lock);
1461         return POLLERR;
1462 }
1463
1464 static int video_release(struct file *file)
1465 {
1466         struct saa7134_fh  *fh  = file->private_data;
1467         struct saa7134_dev *dev = fh->dev;
1468         unsigned long flags;
1469
1470         /* turn off overlay */
1471         if (res_check(fh, RESOURCE_OVERLAY)) {
1472                 spin_lock_irqsave(&dev->slock,flags);
1473                 stop_preview(dev,fh);
1474                 spin_unlock_irqrestore(&dev->slock,flags);
1475                 res_free(dev,fh,RESOURCE_OVERLAY);
1476         }
1477
1478         /* stop video capture */
1479         if (res_check(fh, RESOURCE_VIDEO)) {
1480                 videobuf_streamoff(&fh->cap);
1481                 res_free(dev,fh,RESOURCE_VIDEO);
1482         }
1483         if (fh->cap.read_buf) {
1484                 buffer_release(&fh->cap,fh->cap.read_buf);
1485                 kfree(fh->cap.read_buf);
1486         }
1487
1488         /* stop vbi capture */
1489         if (res_check(fh, RESOURCE_VBI)) {
1490                 videobuf_stop(&fh->vbi);
1491                 res_free(dev,fh,RESOURCE_VBI);
1492         }
1493
1494         /* ts-capture will not work in planar mode, so turn it off Hac: 04.05*/
1495         saa_andorb(SAA7134_OFMT_VIDEO_A, 0x1f, 0);
1496         saa_andorb(SAA7134_OFMT_VIDEO_B, 0x1f, 0);
1497         saa_andorb(SAA7134_OFMT_DATA_A, 0x1f, 0);
1498         saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0);
1499
1500         saa_call_all(dev, core, s_standby, 0);
1501
1502         /* free stuff */
1503         videobuf_mmap_free(&fh->cap);
1504         videobuf_mmap_free(&fh->vbi);
1505         saa7134_pgtable_free(dev->pci,&fh->pt_cap);
1506         saa7134_pgtable_free(dev->pci,&fh->pt_vbi);
1507
1508         v4l2_prio_close(&dev->prio,&fh->prio);
1509         file->private_data = NULL;
1510         kfree(fh);
1511         return 0;
1512 }
1513
1514 static int video_mmap(struct file *file, struct vm_area_struct * vma)
1515 {
1516         struct saa7134_fh *fh = file->private_data;
1517
1518         return videobuf_mmap_mapper(saa7134_queue(fh), vma);
1519 }
1520
1521 /* ------------------------------------------------------------------ */
1522
1523 static int saa7134_try_get_set_fmt_vbi_cap(struct file *file, void *priv,
1524                                                 struct v4l2_format *f)
1525 {
1526         struct saa7134_fh *fh = priv;
1527         struct saa7134_dev *dev = fh->dev;
1528         struct saa7134_tvnorm *norm = dev->tvnorm;
1529
1530         f->fmt.vbi.sampling_rate = 6750000 * 4;
1531         f->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */;
1532         f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
1533         f->fmt.vbi.offset = 64 * 4;
1534         f->fmt.vbi.start[0] = norm->vbi_v_start_0;
1535         f->fmt.vbi.count[0] = norm->vbi_v_stop_0 - norm->vbi_v_start_0 +1;
1536         f->fmt.vbi.start[1] = norm->vbi_v_start_1;
1537         f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
1538         f->fmt.vbi.flags = 0; /* VBI_UNSYNC VBI_INTERLACED */
1539
1540         return 0;
1541 }
1542
1543 static int saa7134_g_fmt_vid_cap(struct file *file, void *priv,
1544                                 struct v4l2_format *f)
1545 {
1546         struct saa7134_fh *fh = priv;
1547
1548         f->fmt.pix.width        = fh->width;
1549         f->fmt.pix.height       = fh->height;
1550         f->fmt.pix.field        = fh->cap.field;
1551         f->fmt.pix.pixelformat  = fh->fmt->fourcc;
1552         f->fmt.pix.bytesperline =
1553                 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1554         f->fmt.pix.sizeimage =
1555                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1556         return 0;
1557 }
1558
1559 static int saa7134_g_fmt_vid_overlay(struct file *file, void *priv,
1560                                 struct v4l2_format *f)
1561 {
1562         struct saa7134_fh *fh = priv;
1563
1564         if (saa7134_no_overlay > 0) {
1565                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1566                 return -EINVAL;
1567         }
1568         f->fmt.win = fh->win;
1569
1570         return 0;
1571 }
1572
1573 static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
1574                                                 struct v4l2_format *f)
1575 {
1576         struct saa7134_fh *fh = priv;
1577         struct saa7134_dev *dev = fh->dev;
1578         struct saa7134_format *fmt;
1579         enum v4l2_field field;
1580         unsigned int maxw, maxh;
1581
1582         fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1583         if (NULL == fmt)
1584                 return -EINVAL;
1585
1586         field = f->fmt.pix.field;
1587         maxw  = min(dev->crop_current.width*4,  dev->crop_bounds.width);
1588         maxh  = min(dev->crop_current.height*4, dev->crop_bounds.height);
1589
1590         if (V4L2_FIELD_ANY == field) {
1591                 field = (f->fmt.pix.height > maxh/2)
1592                         ? V4L2_FIELD_INTERLACED
1593                         : V4L2_FIELD_BOTTOM;
1594         }
1595         switch (field) {
1596         case V4L2_FIELD_TOP:
1597         case V4L2_FIELD_BOTTOM:
1598                 maxh = maxh / 2;
1599                 break;
1600         case V4L2_FIELD_INTERLACED:
1601                 break;
1602         default:
1603                 return -EINVAL;
1604         }
1605
1606         f->fmt.pix.field = field;
1607         if (f->fmt.pix.width  < 48)
1608                 f->fmt.pix.width  = 48;
1609         if (f->fmt.pix.height < 32)
1610                 f->fmt.pix.height = 32;
1611         if (f->fmt.pix.width > maxw)
1612                 f->fmt.pix.width = maxw;
1613         if (f->fmt.pix.height > maxh)
1614                 f->fmt.pix.height = maxh;
1615         f->fmt.pix.width &= ~0x03;
1616         f->fmt.pix.bytesperline =
1617                 (f->fmt.pix.width * fmt->depth) >> 3;
1618         f->fmt.pix.sizeimage =
1619                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1620
1621         return 0;
1622 }
1623
1624 static int saa7134_try_fmt_vid_overlay(struct file *file, void *priv,
1625                                                 struct v4l2_format *f)
1626 {
1627         struct saa7134_fh *fh = priv;
1628         struct saa7134_dev *dev = fh->dev;
1629
1630         if (saa7134_no_overlay > 0) {
1631                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1632                 return -EINVAL;
1633         }
1634
1635         return verify_preview(dev, &f->fmt.win);
1636 }
1637
1638 static int saa7134_s_fmt_vid_cap(struct file *file, void *priv,
1639                                         struct v4l2_format *f)
1640 {
1641         struct saa7134_fh *fh = priv;
1642         int err;
1643
1644         err = saa7134_try_fmt_vid_cap(file, priv, f);
1645         if (0 != err)
1646                 return err;
1647
1648         fh->fmt       = format_by_fourcc(f->fmt.pix.pixelformat);
1649         fh->width     = f->fmt.pix.width;
1650         fh->height    = f->fmt.pix.height;
1651         fh->cap.field = f->fmt.pix.field;
1652         return 0;
1653 }
1654
1655 static int saa7134_s_fmt_vid_overlay(struct file *file, void *priv,
1656                                         struct v4l2_format *f)
1657 {
1658         struct saa7134_fh *fh = priv;
1659         struct saa7134_dev *dev = fh->dev;
1660         int err;
1661         unsigned long flags;
1662
1663         if (saa7134_no_overlay > 0) {
1664                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1665                 return -EINVAL;
1666         }
1667         err = verify_preview(dev, &f->fmt.win);
1668         if (0 != err)
1669                 return err;
1670
1671         mutex_lock(&dev->lock);
1672
1673         fh->win    = f->fmt.win;
1674         fh->nclips = f->fmt.win.clipcount;
1675
1676         if (fh->nclips > 8)
1677                 fh->nclips = 8;
1678
1679         if (copy_from_user(fh->clips, f->fmt.win.clips,
1680                            sizeof(struct v4l2_clip)*fh->nclips)) {
1681                 mutex_unlock(&dev->lock);
1682                 return -EFAULT;
1683         }
1684
1685         if (res_check(fh, RESOURCE_OVERLAY)) {
1686                 spin_lock_irqsave(&dev->slock, flags);
1687                 stop_preview(dev, fh);
1688                 start_preview(dev, fh);
1689                 spin_unlock_irqrestore(&dev->slock, flags);
1690         }
1691
1692         mutex_unlock(&dev->lock);
1693         return 0;
1694 }
1695
1696 int saa7134_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c)
1697 {
1698         const struct v4l2_queryctrl *ctrl;
1699
1700         if ((c->id <  V4L2_CID_BASE ||
1701              c->id >= V4L2_CID_LASTP1) &&
1702             (c->id <  V4L2_CID_PRIVATE_BASE ||
1703              c->id >= V4L2_CID_PRIVATE_LASTP1))
1704                 return -EINVAL;
1705         ctrl = ctrl_by_id(c->id);
1706         *c = (NULL != ctrl) ? *ctrl : no_ctrl;
1707         return 0;
1708 }
1709 EXPORT_SYMBOL_GPL(saa7134_queryctrl);
1710
1711 static int saa7134_enum_input(struct file *file, void *priv,
1712                                         struct v4l2_input *i)
1713 {
1714         struct saa7134_fh *fh = priv;
1715         struct saa7134_dev *dev = fh->dev;
1716         unsigned int n;
1717
1718         n = i->index;
1719         if (n >= SAA7134_INPUT_MAX)
1720                 return -EINVAL;
1721         if (NULL == card_in(dev, i->index).name)
1722                 return -EINVAL;
1723         memset(i, 0, sizeof(*i));
1724         i->index = n;
1725         i->type  = V4L2_INPUT_TYPE_CAMERA;
1726         strcpy(i->name, card_in(dev, n).name);
1727         if (card_in(dev, n).tv)
1728                 i->type = V4L2_INPUT_TYPE_TUNER;
1729         i->audioset = 1;
1730         if (n == dev->ctl_input) {
1731                 int v1 = saa_readb(SAA7134_STATUS_VIDEO1);
1732                 int v2 = saa_readb(SAA7134_STATUS_VIDEO2);
1733
1734                 if (0 != (v1 & 0x40))
1735                         i->status |= V4L2_IN_ST_NO_H_LOCK;
1736                 if (0 != (v2 & 0x40))
1737                         i->status |= V4L2_IN_ST_NO_SYNC;
1738                 if (0 != (v2 & 0x0e))
1739                         i->status |= V4L2_IN_ST_MACROVISION;
1740         }
1741         i->std = SAA7134_NORMS;
1742         return 0;
1743 }
1744
1745 static int saa7134_g_input(struct file *file, void *priv, unsigned int *i)
1746 {
1747         struct saa7134_fh *fh = priv;
1748         struct saa7134_dev *dev = fh->dev;
1749
1750         *i = dev->ctl_input;
1751         return 0;
1752 }
1753
1754 static int saa7134_s_input(struct file *file, void *priv, unsigned int i)
1755 {
1756         struct saa7134_fh *fh = priv;
1757         struct saa7134_dev *dev = fh->dev;
1758         int err;
1759
1760         err = v4l2_prio_check(&dev->prio, &fh->prio);
1761         if (0 != err)
1762                 return err;
1763
1764         if (i < 0  ||  i >= SAA7134_INPUT_MAX)
1765                 return -EINVAL;
1766         if (NULL == card_in(dev, i).name)
1767                 return -EINVAL;
1768         mutex_lock(&dev->lock);
1769         video_mux(dev, i);
1770         mutex_unlock(&dev->lock);
1771         return 0;
1772 }
1773
1774 static int saa7134_querycap(struct file *file, void  *priv,
1775                                         struct v4l2_capability *cap)
1776 {
1777         struct saa7134_fh *fh = priv;
1778         struct saa7134_dev *dev = fh->dev;
1779
1780         unsigned int tuner_type = dev->tuner_type;
1781
1782         strcpy(cap->driver, "saa7134");
1783         strlcpy(cap->card, saa7134_boards[dev->board].name,
1784                 sizeof(cap->card));
1785         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
1786         cap->version = SAA7134_VERSION_CODE;
1787         cap->capabilities =
1788                 V4L2_CAP_VIDEO_CAPTURE |
1789                 V4L2_CAP_VBI_CAPTURE |
1790                 V4L2_CAP_READWRITE |
1791                 V4L2_CAP_STREAMING |
1792                 V4L2_CAP_TUNER;
1793         if (saa7134_no_overlay <= 0)
1794                 cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY;
1795
1796         if ((tuner_type == TUNER_ABSENT) || (tuner_type == UNSET))
1797                 cap->capabilities &= ~V4L2_CAP_TUNER;
1798                 return 0;
1799 }
1800
1801 int saa7134_s_std_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, v4l2_std_id *id)
1802 {
1803         unsigned long flags;
1804         unsigned int i;
1805         v4l2_std_id fixup;
1806         int err;
1807
1808         /* When called from the empress code fh == NULL.
1809            That needs to be fixed somehow, but for now this is
1810            good enough. */
1811         if (fh) {
1812                 err = v4l2_prio_check(&dev->prio, &fh->prio);
1813                 if (0 != err)
1814                         return err;
1815         } else if (res_locked(dev, RESOURCE_OVERLAY)) {
1816                 /* Don't change the std from the mpeg device
1817                    if overlay is active. */
1818                 return -EBUSY;
1819         }
1820
1821         for (i = 0; i < TVNORMS; i++)
1822                 if (*id == tvnorms[i].id)
1823                         break;
1824
1825         if (i == TVNORMS)
1826                 for (i = 0; i < TVNORMS; i++)
1827                         if (*id & tvnorms[i].id)
1828                                 break;
1829         if (i == TVNORMS)
1830                 return -EINVAL;
1831
1832         if ((*id & V4L2_STD_SECAM) && (secam[0] != '-')) {
1833                 if (secam[0] == 'L' || secam[0] == 'l') {
1834                         if (secam[1] == 'C' || secam[1] == 'c')
1835                                 fixup = V4L2_STD_SECAM_LC;
1836                         else
1837                                 fixup = V4L2_STD_SECAM_L;
1838                 } else {
1839                         if (secam[0] == 'D' || secam[0] == 'd')
1840                                 fixup = V4L2_STD_SECAM_DK;
1841                         else
1842                                 fixup = V4L2_STD_SECAM;
1843                 }
1844                 for (i = 0; i < TVNORMS; i++)
1845                         if (fixup == tvnorms[i].id)
1846                                 break;
1847         }
1848
1849         *id = tvnorms[i].id;
1850
1851         mutex_lock(&dev->lock);
1852         if (fh && res_check(fh, RESOURCE_OVERLAY)) {
1853                 spin_lock_irqsave(&dev->slock, flags);
1854                 stop_preview(dev, fh);
1855                 spin_unlock_irqrestore(&dev->slock, flags);
1856
1857                 set_tvnorm(dev, &tvnorms[i]);
1858
1859                 spin_lock_irqsave(&dev->slock, flags);
1860                 start_preview(dev, fh);
1861                 spin_unlock_irqrestore(&dev->slock, flags);
1862         } else
1863                 set_tvnorm(dev, &tvnorms[i]);
1864
1865         saa7134_tvaudio_do_scan(dev);
1866         mutex_unlock(&dev->lock);
1867         return 0;
1868 }
1869 EXPORT_SYMBOL_GPL(saa7134_s_std_internal);
1870
1871 static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id *id)
1872 {
1873         struct saa7134_fh *fh = priv;
1874
1875         return saa7134_s_std_internal(fh->dev, fh, id);
1876 }
1877
1878 static int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id)
1879 {
1880         struct saa7134_fh *fh = priv;
1881         struct saa7134_dev *dev = fh->dev;
1882
1883         *id = dev->tvnorm->id;
1884         return 0;
1885 }
1886
1887 static int saa7134_cropcap(struct file *file, void *priv,
1888                                         struct v4l2_cropcap *cap)
1889 {
1890         struct saa7134_fh *fh = priv;
1891         struct saa7134_dev *dev = fh->dev;
1892
1893         if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1894             cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1895                 return -EINVAL;
1896         cap->bounds  = dev->crop_bounds;
1897         cap->defrect = dev->crop_defrect;
1898         cap->pixelaspect.numerator   = 1;
1899         cap->pixelaspect.denominator = 1;
1900         if (dev->tvnorm->id & V4L2_STD_525_60) {
1901                 cap->pixelaspect.numerator   = 11;
1902                 cap->pixelaspect.denominator = 10;
1903         }
1904         if (dev->tvnorm->id & V4L2_STD_625_50) {
1905                 cap->pixelaspect.numerator   = 54;
1906                 cap->pixelaspect.denominator = 59;
1907         }
1908         return 0;
1909 }
1910
1911 static int saa7134_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
1912 {
1913         struct saa7134_fh *fh = f;
1914         struct saa7134_dev *dev = fh->dev;
1915
1916         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1917             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1918                 return -EINVAL;
1919         crop->c = dev->crop_current;
1920         return 0;
1921 }
1922
1923 static int saa7134_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
1924 {
1925         struct saa7134_fh *fh = f;
1926         struct saa7134_dev *dev = fh->dev;
1927         struct v4l2_rect *b = &dev->crop_bounds;
1928
1929         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1930             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1931                 return -EINVAL;
1932         if (crop->c.height < 0)
1933                 return -EINVAL;
1934         if (crop->c.width < 0)
1935                 return -EINVAL;
1936
1937         if (res_locked(fh->dev, RESOURCE_OVERLAY))
1938                 return -EBUSY;
1939         if (res_locked(fh->dev, RESOURCE_VIDEO))
1940                 return -EBUSY;
1941
1942         if (crop->c.top < b->top)
1943                 crop->c.top = b->top;
1944         if (crop->c.top > b->top + b->height)
1945                 crop->c.top = b->top + b->height;
1946         if (crop->c.height > b->top - crop->c.top + b->height)
1947                 crop->c.height = b->top - crop->c.top + b->height;
1948
1949         if (crop->c.left < b->left)
1950                 crop->c.left = b->left;
1951         if (crop->c.left > b->left + b->width)
1952                 crop->c.left = b->left + b->width;
1953         if (crop->c.width > b->left - crop->c.left + b->width)
1954                 crop->c.width = b->left - crop->c.left + b->width;
1955
1956         dev->crop_current = crop->c;
1957         return 0;
1958 }
1959
1960 static int saa7134_g_tuner(struct file *file, void *priv,
1961                                         struct v4l2_tuner *t)
1962 {
1963         struct saa7134_fh *fh = priv;
1964         struct saa7134_dev *dev = fh->dev;
1965         int n;
1966
1967         if (0 != t->index)
1968                 return -EINVAL;
1969         memset(t, 0, sizeof(*t));
1970         for (n = 0; n < SAA7134_INPUT_MAX; n++)
1971                 if (card_in(dev, n).tv)
1972                         break;
1973         if (NULL != card_in(dev, n).name) {
1974                 strcpy(t->name, "Television");
1975                 t->type = V4L2_TUNER_ANALOG_TV;
1976                 t->capability = V4L2_TUNER_CAP_NORM |
1977                         V4L2_TUNER_CAP_STEREO |
1978                         V4L2_TUNER_CAP_LANG1 |
1979                         V4L2_TUNER_CAP_LANG2;
1980                 t->rangehigh = 0xffffffffUL;
1981                 t->rxsubchans = saa7134_tvaudio_getstereo(dev);
1982                 t->audmode = saa7134_tvaudio_rx2mode(t->rxsubchans);
1983         }
1984         if (0 != (saa_readb(SAA7134_STATUS_VIDEO1) & 0x03))
1985                 t->signal = 0xffff;
1986         return 0;
1987 }
1988
1989 static int saa7134_s_tuner(struct file *file, void *priv,
1990                                         struct v4l2_tuner *t)
1991 {
1992         struct saa7134_fh *fh = priv;
1993         struct saa7134_dev *dev = fh->dev;
1994         int rx, mode, err;
1995
1996         err = v4l2_prio_check(&dev->prio, &fh->prio);
1997         if (0 != err)
1998                 return err;
1999
2000         mode = dev->thread.mode;
2001         if (UNSET == mode) {
2002                 rx   = saa7134_tvaudio_getstereo(dev);
2003                 mode = saa7134_tvaudio_rx2mode(t->rxsubchans);
2004         }
2005         if (mode != t->audmode)
2006                 dev->thread.mode = t->audmode;
2007
2008         return 0;
2009 }
2010
2011 static int saa7134_g_frequency(struct file *file, void *priv,
2012                                         struct v4l2_frequency *f)
2013 {
2014         struct saa7134_fh *fh = priv;
2015         struct saa7134_dev *dev = fh->dev;
2016
2017         f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
2018         f->frequency = dev->ctl_freq;
2019
2020         return 0;
2021 }
2022
2023 static int saa7134_s_frequency(struct file *file, void *priv,
2024                                         struct v4l2_frequency *f)
2025 {
2026         struct saa7134_fh *fh = priv;
2027         struct saa7134_dev *dev = fh->dev;
2028         int err;
2029
2030         err = v4l2_prio_check(&dev->prio, &fh->prio);
2031         if (0 != err)
2032                 return err;
2033
2034         if (0 != f->tuner)
2035                 return -EINVAL;
2036         if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type)
2037                 return -EINVAL;
2038         if (1 == fh->radio && V4L2_TUNER_RADIO != f->type)
2039                 return -EINVAL;
2040         mutex_lock(&dev->lock);
2041         dev->ctl_freq = f->frequency;
2042
2043         saa_call_all(dev, tuner, s_frequency, f);
2044
2045         saa7134_tvaudio_do_scan(dev);
2046         mutex_unlock(&dev->lock);
2047         return 0;
2048 }
2049
2050 static int saa7134_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
2051 {
2052         strcpy(a->name, "audio");
2053         return 0;
2054 }
2055
2056 static int saa7134_s_audio(struct file *file, void *priv, struct v4l2_audio *a)
2057 {
2058         return 0;
2059 }
2060
2061 static int saa7134_g_priority(struct file *file, void *f, enum v4l2_priority *p)
2062 {
2063         struct saa7134_fh *fh = f;
2064         struct saa7134_dev *dev = fh->dev;
2065
2066         *p = v4l2_prio_max(&dev->prio);
2067         return 0;
2068 }
2069
2070 static int saa7134_s_priority(struct file *file, void *f,
2071                                         enum v4l2_priority prio)
2072 {
2073         struct saa7134_fh *fh = f;
2074         struct saa7134_dev *dev = fh->dev;
2075
2076         return v4l2_prio_change(&dev->prio, &fh->prio, prio);
2077 }
2078
2079 static int saa7134_enum_fmt_vid_cap(struct file *file, void  *priv,
2080                                         struct v4l2_fmtdesc *f)
2081 {
2082         if (f->index >= FORMATS)
2083                 return -EINVAL;
2084
2085         strlcpy(f->description, formats[f->index].name,
2086                 sizeof(f->description));
2087
2088         f->pixelformat = formats[f->index].fourcc;
2089
2090         return 0;
2091 }
2092
2093 static int saa7134_enum_fmt_vid_overlay(struct file *file, void  *priv,
2094                                         struct v4l2_fmtdesc *f)
2095 {
2096         if (saa7134_no_overlay > 0) {
2097                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
2098                 return -EINVAL;
2099         }
2100
2101         if ((f->index >= FORMATS) || formats[f->index].planar)
2102                 return -EINVAL;
2103
2104         strlcpy(f->description, formats[f->index].name,
2105                 sizeof(f->description));
2106
2107         f->pixelformat = formats[f->index].fourcc;
2108
2109         return 0;
2110 }
2111
2112 static int saa7134_g_fbuf(struct file *file, void *f,
2113                                 struct v4l2_framebuffer *fb)
2114 {
2115         struct saa7134_fh *fh = f;
2116         struct saa7134_dev *dev = fh->dev;
2117
2118         *fb = dev->ovbuf;
2119         fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
2120
2121         return 0;
2122 }
2123
2124 static int saa7134_s_fbuf(struct file *file, void *f,
2125                                         struct v4l2_framebuffer *fb)
2126 {
2127         struct saa7134_fh *fh = f;
2128         struct saa7134_dev *dev = fh->dev;
2129         struct saa7134_format *fmt;
2130
2131         if (!capable(CAP_SYS_ADMIN) &&
2132            !capable(CAP_SYS_RAWIO))
2133                 return -EPERM;
2134
2135         /* check args */
2136         fmt = format_by_fourcc(fb->fmt.pixelformat);
2137         if (NULL == fmt)
2138                 return -EINVAL;
2139
2140         /* ok, accept it */
2141         dev->ovbuf = *fb;
2142         dev->ovfmt = fmt;
2143         if (0 == dev->ovbuf.fmt.bytesperline)
2144                 dev->ovbuf.fmt.bytesperline =
2145                         dev->ovbuf.fmt.width*fmt->depth/8;
2146         return 0;
2147 }
2148
2149 static int saa7134_overlay(struct file *file, void *f, unsigned int on)
2150 {
2151         struct saa7134_fh *fh = f;
2152         struct saa7134_dev *dev = fh->dev;
2153         unsigned long flags;
2154
2155         if (on) {
2156                 if (saa7134_no_overlay > 0) {
2157                         dprintk("no_overlay\n");
2158                         return -EINVAL;
2159                 }
2160
2161                 if (!res_get(dev, fh, RESOURCE_OVERLAY))
2162                         return -EBUSY;
2163                 spin_lock_irqsave(&dev->slock, flags);
2164                 start_preview(dev, fh);
2165                 spin_unlock_irqrestore(&dev->slock, flags);
2166         }
2167         if (!on) {
2168                 if (!res_check(fh, RESOURCE_OVERLAY))
2169                         return -EINVAL;
2170                 spin_lock_irqsave(&dev->slock, flags);
2171                 stop_preview(dev, fh);
2172                 spin_unlock_irqrestore(&dev->slock, flags);
2173                 res_free(dev, fh, RESOURCE_OVERLAY);
2174         }
2175         return 0;
2176 }
2177
2178 #ifdef CONFIG_VIDEO_V4L1_COMPAT
2179 static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf)
2180 {
2181         struct saa7134_fh *fh = file->private_data;
2182         return videobuf_cgmbuf(saa7134_queue(fh), mbuf, 8);
2183 }
2184 #endif
2185
2186 static int saa7134_reqbufs(struct file *file, void *priv,
2187                                         struct v4l2_requestbuffers *p)
2188 {
2189         struct saa7134_fh *fh = priv;
2190         return videobuf_reqbufs(saa7134_queue(fh), p);
2191 }
2192
2193 static int saa7134_querybuf(struct file *file, void *priv,
2194                                         struct v4l2_buffer *b)
2195 {
2196         struct saa7134_fh *fh = priv;
2197         return videobuf_querybuf(saa7134_queue(fh), b);
2198 }
2199
2200 static int saa7134_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2201 {
2202         struct saa7134_fh *fh = priv;
2203         return videobuf_qbuf(saa7134_queue(fh), b);
2204 }
2205
2206 static int saa7134_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2207 {
2208         struct saa7134_fh *fh = priv;
2209         return videobuf_dqbuf(saa7134_queue(fh), b,
2210                                 file->f_flags & O_NONBLOCK);
2211 }
2212
2213 static int saa7134_streamon(struct file *file, void *priv,
2214                                         enum v4l2_buf_type type)
2215 {
2216         struct saa7134_fh *fh = priv;
2217         struct saa7134_dev *dev = fh->dev;
2218         int res = saa7134_resource(fh);
2219
2220         if (!res_get(dev, fh, res))
2221                 return -EBUSY;
2222
2223         return videobuf_streamon(saa7134_queue(fh));
2224 }
2225
2226 static int saa7134_streamoff(struct file *file, void *priv,
2227                                         enum v4l2_buf_type type)
2228 {
2229         int err;
2230         struct saa7134_fh *fh = priv;
2231         struct saa7134_dev *dev = fh->dev;
2232         int res = saa7134_resource(fh);
2233
2234         err = videobuf_streamoff(saa7134_queue(fh));
2235         if (err < 0)
2236                 return err;
2237         res_free(dev, fh, res);
2238         return 0;
2239 }
2240
2241 static int saa7134_g_parm(struct file *file, void *fh,
2242                                 struct v4l2_streamparm *parm)
2243 {
2244         return 0;
2245 }
2246
2247 #ifdef CONFIG_VIDEO_ADV_DEBUG
2248 static int vidioc_g_register (struct file *file, void *priv,
2249                               struct v4l2_dbg_register *reg)
2250 {
2251         struct saa7134_fh *fh = priv;
2252         struct saa7134_dev *dev = fh->dev;
2253
2254         if (!v4l2_chip_match_host(&reg->match))
2255                 return -EINVAL;
2256         reg->val = saa_readb(reg->reg);
2257         reg->size = 1;
2258         return 0;
2259 }
2260
2261 static int vidioc_s_register (struct file *file, void *priv,
2262                                 struct v4l2_dbg_register *reg)
2263 {
2264         struct saa7134_fh *fh = priv;
2265         struct saa7134_dev *dev = fh->dev;
2266
2267         if (!v4l2_chip_match_host(&reg->match))
2268                 return -EINVAL;
2269         saa_writeb(reg->reg&0xffffff, reg->val);
2270         return 0;
2271 }
2272 #endif
2273
2274 static int radio_querycap(struct file *file, void *priv,
2275                                         struct v4l2_capability *cap)
2276 {
2277         struct saa7134_fh *fh = file->private_data;
2278         struct saa7134_dev *dev = fh->dev;
2279
2280         strcpy(cap->driver, "saa7134");
2281         strlcpy(cap->card, saa7134_boards[dev->board].name, sizeof(cap->card));
2282         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
2283         cap->version = SAA7134_VERSION_CODE;
2284         cap->capabilities = V4L2_CAP_TUNER;
2285         return 0;
2286 }
2287
2288 static int radio_g_tuner(struct file *file, void *priv,
2289                                         struct v4l2_tuner *t)
2290 {
2291         struct saa7134_fh *fh = file->private_data;
2292         struct saa7134_dev *dev = fh->dev;
2293
2294         if (0 != t->index)
2295                 return -EINVAL;
2296
2297         memset(t, 0, sizeof(*t));
2298         strcpy(t->name, "Radio");
2299         t->type = V4L2_TUNER_RADIO;
2300
2301         saa_call_all(dev, tuner, g_tuner, t);
2302         if (dev->input->amux == TV) {
2303                 t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11);
2304                 t->rxsubchans = (saa_readb(0x529) & 0x08) ?
2305                                 V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
2306         }
2307         return 0;
2308 }
2309 static int radio_s_tuner(struct file *file, void *priv,
2310                                         struct v4l2_tuner *t)
2311 {
2312         struct saa7134_fh *fh = file->private_data;
2313         struct saa7134_dev *dev = fh->dev;
2314
2315         if (0 != t->index)
2316                 return -EINVAL;
2317
2318         saa_call_all(dev, tuner, s_tuner, t);
2319         return 0;
2320 }
2321
2322 static int radio_enum_input(struct file *file, void *priv,
2323                                         struct v4l2_input *i)
2324 {
2325         if (i->index != 0)
2326                 return -EINVAL;
2327
2328         strcpy(i->name, "Radio");
2329         i->type = V4L2_INPUT_TYPE_TUNER;
2330
2331         return 0;
2332 }
2333
2334 static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
2335 {
2336         *i = 0;
2337         return 0;
2338 }
2339
2340 static int radio_g_audio(struct file *file, void *priv,
2341                                         struct v4l2_audio *a)
2342 {
2343         memset(a, 0, sizeof(*a));
2344         strcpy(a->name, "Radio");
2345         return 0;
2346 }
2347
2348 static int radio_s_audio(struct file *file, void *priv,
2349                                         struct v4l2_audio *a)
2350 {
2351         return 0;
2352 }
2353
2354 static int radio_s_input(struct file *filp, void *priv, unsigned int i)
2355 {
2356         return 0;
2357 }
2358
2359 static int radio_s_std(struct file *file, void *fh, v4l2_std_id *norm)
2360 {
2361         return 0;
2362 }
2363
2364 static int radio_queryctrl(struct file *file, void *priv,
2365                                         struct v4l2_queryctrl *c)
2366 {
2367         const struct v4l2_queryctrl *ctrl;
2368
2369         if (c->id <  V4L2_CID_BASE ||
2370             c->id >= V4L2_CID_LASTP1)
2371                 return -EINVAL;
2372         if (c->id == V4L2_CID_AUDIO_MUTE) {
2373                 ctrl = ctrl_by_id(c->id);
2374                 *c = *ctrl;
2375         } else
2376                 *c = no_ctrl;
2377         return 0;
2378 }
2379
2380 static const struct v4l2_file_operations video_fops =
2381 {
2382         .owner    = THIS_MODULE,
2383         .open     = video_open,
2384         .release  = video_release,
2385         .read     = video_read,
2386         .poll     = video_poll,
2387         .mmap     = video_mmap,
2388         .ioctl    = video_ioctl2,
2389 };
2390
2391 static const struct v4l2_ioctl_ops video_ioctl_ops = {
2392         .vidioc_querycap                = saa7134_querycap,
2393         .vidioc_enum_fmt_vid_cap        = saa7134_enum_fmt_vid_cap,
2394         .vidioc_g_fmt_vid_cap           = saa7134_g_fmt_vid_cap,
2395         .vidioc_try_fmt_vid_cap         = saa7134_try_fmt_vid_cap,
2396         .vidioc_s_fmt_vid_cap           = saa7134_s_fmt_vid_cap,
2397         .vidioc_enum_fmt_vid_overlay    = saa7134_enum_fmt_vid_overlay,
2398         .vidioc_g_fmt_vid_overlay       = saa7134_g_fmt_vid_overlay,
2399         .vidioc_try_fmt_vid_overlay     = saa7134_try_fmt_vid_overlay,
2400         .vidioc_s_fmt_vid_overlay       = saa7134_s_fmt_vid_overlay,
2401         .vidioc_g_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2402         .vidioc_try_fmt_vbi_cap         = saa7134_try_get_set_fmt_vbi_cap,
2403         .vidioc_s_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2404         .vidioc_g_audio                 = saa7134_g_audio,
2405         .vidioc_s_audio                 = saa7134_s_audio,
2406         .vidioc_cropcap                 = saa7134_cropcap,
2407         .vidioc_reqbufs                 = saa7134_reqbufs,
2408         .vidioc_querybuf                = saa7134_querybuf,
2409         .vidioc_qbuf                    = saa7134_qbuf,
2410         .vidioc_dqbuf                   = saa7134_dqbuf,
2411         .vidioc_s_std                   = saa7134_s_std,
2412         .vidioc_g_std                   = saa7134_g_std,
2413         .vidioc_enum_input              = saa7134_enum_input,
2414         .vidioc_g_input                 = saa7134_g_input,
2415         .vidioc_s_input                 = saa7134_s_input,
2416         .vidioc_queryctrl               = saa7134_queryctrl,
2417         .vidioc_g_ctrl                  = saa7134_g_ctrl,
2418         .vidioc_s_ctrl                  = saa7134_s_ctrl,
2419         .vidioc_streamon                = saa7134_streamon,
2420         .vidioc_streamoff               = saa7134_streamoff,
2421         .vidioc_g_tuner                 = saa7134_g_tuner,
2422         .vidioc_s_tuner                 = saa7134_s_tuner,
2423 #ifdef CONFIG_VIDEO_V4L1_COMPAT
2424         .vidiocgmbuf                    = vidiocgmbuf,
2425 #endif
2426         .vidioc_g_crop                  = saa7134_g_crop,
2427         .vidioc_s_crop                  = saa7134_s_crop,
2428         .vidioc_g_fbuf                  = saa7134_g_fbuf,
2429         .vidioc_s_fbuf                  = saa7134_s_fbuf,
2430         .vidioc_overlay                 = saa7134_overlay,
2431         .vidioc_g_priority              = saa7134_g_priority,
2432         .vidioc_s_priority              = saa7134_s_priority,
2433         .vidioc_g_parm                  = saa7134_g_parm,
2434         .vidioc_g_frequency             = saa7134_g_frequency,
2435         .vidioc_s_frequency             = saa7134_s_frequency,
2436 #ifdef CONFIG_VIDEO_ADV_DEBUG
2437         .vidioc_g_register              = vidioc_g_register,
2438         .vidioc_s_register              = vidioc_s_register,
2439 #endif
2440 };
2441
2442 static const struct v4l2_file_operations radio_fops = {
2443         .owner    = THIS_MODULE,
2444         .open     = video_open,
2445         .release  = video_release,
2446         .ioctl    = video_ioctl2,
2447 };
2448
2449 static const struct v4l2_ioctl_ops radio_ioctl_ops = {
2450         .vidioc_querycap        = radio_querycap,
2451         .vidioc_g_tuner         = radio_g_tuner,
2452         .vidioc_enum_input      = radio_enum_input,
2453         .vidioc_g_audio         = radio_g_audio,
2454         .vidioc_s_tuner         = radio_s_tuner,
2455         .vidioc_s_audio         = radio_s_audio,
2456         .vidioc_s_input         = radio_s_input,
2457         .vidioc_s_std           = radio_s_std,
2458         .vidioc_queryctrl       = radio_queryctrl,
2459         .vidioc_g_input         = radio_g_input,
2460         .vidioc_g_ctrl          = saa7134_g_ctrl,
2461         .vidioc_s_ctrl          = saa7134_s_ctrl,
2462         .vidioc_g_frequency     = saa7134_g_frequency,
2463         .vidioc_s_frequency     = saa7134_s_frequency,
2464 };
2465
2466 /* ----------------------------------------------------------- */
2467 /* exported stuff                                              */
2468
2469 struct video_device saa7134_video_template = {
2470         .name                           = "saa7134-video",
2471         .fops                           = &video_fops,
2472         .ioctl_ops                      = &video_ioctl_ops,
2473         .minor                          = -1,
2474         .tvnorms                        = SAA7134_NORMS,
2475         .current_norm                   = V4L2_STD_PAL,
2476 };
2477
2478 struct video_device saa7134_radio_template = {
2479         .name                   = "saa7134-radio",
2480         .fops                   = &radio_fops,
2481         .ioctl_ops              = &radio_ioctl_ops,
2482         .minor                  = -1,
2483 };
2484
2485 int saa7134_video_init1(struct saa7134_dev *dev)
2486 {
2487         /* sanitycheck insmod options */
2488         if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME)
2489                 gbuffers = 2;
2490         if (gbufsize < 0 || gbufsize > gbufsize_max)
2491                 gbufsize = gbufsize_max;
2492         gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK;
2493
2494         /* put some sensible defaults into the data structures ... */
2495         dev->ctl_bright     = ctrl_by_id(V4L2_CID_BRIGHTNESS)->default_value;
2496         dev->ctl_contrast   = ctrl_by_id(V4L2_CID_CONTRAST)->default_value;
2497         dev->ctl_hue        = ctrl_by_id(V4L2_CID_HUE)->default_value;
2498         dev->ctl_saturation = ctrl_by_id(V4L2_CID_SATURATION)->default_value;
2499         dev->ctl_volume     = ctrl_by_id(V4L2_CID_AUDIO_VOLUME)->default_value;
2500         dev->ctl_mute       = 1; // ctrl_by_id(V4L2_CID_AUDIO_MUTE)->default_value;
2501         dev->ctl_invert     = ctrl_by_id(V4L2_CID_PRIVATE_INVERT)->default_value;
2502         dev->ctl_automute   = ctrl_by_id(V4L2_CID_PRIVATE_AUTOMUTE)->default_value;
2503
2504         if (dev->tda9887_conf && dev->ctl_automute)
2505                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
2506         dev->automute       = 0;
2507
2508         INIT_LIST_HEAD(&dev->video_q.queue);
2509         init_timer(&dev->video_q.timeout);
2510         dev->video_q.timeout.function = saa7134_buffer_timeout;
2511         dev->video_q.timeout.data     = (unsigned long)(&dev->video_q);
2512         dev->video_q.dev              = dev;
2513
2514         if (saa7134_boards[dev->board].video_out)
2515                 saa7134_videoport_init(dev);
2516
2517         return 0;
2518 }
2519
2520 int saa7134_videoport_init(struct saa7134_dev *dev)
2521 {
2522         /* enable video output */
2523         int vo = saa7134_boards[dev->board].video_out;
2524         int video_reg;
2525         unsigned int vid_port_opts = saa7134_boards[dev->board].vid_port_opts;
2526
2527         /* Configure videoport */
2528         saa_writeb(SAA7134_VIDEO_PORT_CTRL0, video_out[vo][0]);
2529         video_reg = video_out[vo][1];
2530         if (vid_port_opts & SET_T_CODE_POLARITY_NON_INVERTED)
2531                 video_reg &= ~VP_T_CODE_P_INVERTED;
2532         saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_reg);
2533         saa_writeb(SAA7134_VIDEO_PORT_CTRL2, video_out[vo][2]);
2534         saa_writeb(SAA7134_VIDEO_PORT_CTRL4, video_out[vo][4]);
2535         video_reg = video_out[vo][5];
2536         if (vid_port_opts & SET_CLOCK_NOT_DELAYED)
2537                 video_reg &= ~VP_CLK_CTRL2_DELAYED;
2538         if (vid_port_opts & SET_CLOCK_INVERTED)
2539                 video_reg |= VP_CLK_CTRL1_INVERTED;
2540         saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_reg);
2541         video_reg = video_out[vo][6];
2542         if (vid_port_opts & SET_VSYNC_OFF) {
2543                 video_reg &= ~VP_VS_TYPE_MASK;
2544                 video_reg |= VP_VS_TYPE_OFF;
2545         }
2546         saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_reg);
2547         saa_writeb(SAA7134_VIDEO_PORT_CTRL7, video_out[vo][7]);
2548         saa_writeb(SAA7134_VIDEO_PORT_CTRL8, video_out[vo][8]);
2549
2550         /* Start videoport */
2551         saa_writeb(SAA7134_VIDEO_PORT_CTRL3, video_out[vo][3]);
2552
2553         return 0;
2554 }
2555
2556 int saa7134_video_init2(struct saa7134_dev *dev)
2557 {
2558         /* init video hw */
2559         set_tvnorm(dev,&tvnorms[0]);
2560         video_mux(dev,0);
2561         saa7134_tvaudio_setmute(dev);
2562         saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
2563         return 0;
2564 }
2565
2566 void saa7134_irq_video_signalchange(struct saa7134_dev *dev)
2567 {
2568         static const char *st[] = {
2569                 "(no signal)", "NTSC", "PAL", "SECAM" };
2570         u32 st1,st2;
2571
2572         st1 = saa_readb(SAA7134_STATUS_VIDEO1);
2573         st2 = saa_readb(SAA7134_STATUS_VIDEO2);
2574         dprintk("DCSDT: pll: %s, sync: %s, norm: %s\n",
2575                 (st1 & 0x40) ? "not locked" : "locked",
2576                 (st2 & 0x40) ? "no"         : "yes",
2577                 st[st1 & 0x03]);
2578         dev->nosignal = (st1 & 0x40) || (st2 & 0x40)  || !(st2 & 0x1);
2579
2580         if (dev->nosignal) {
2581                 /* no video signal -> mute audio */
2582                 if (dev->ctl_automute)
2583                         dev->automute = 1;
2584                 saa7134_tvaudio_setmute(dev);
2585         } else {
2586                 /* wake up tvaudio audio carrier scan thread */
2587                 saa7134_tvaudio_do_scan(dev);
2588         }
2589
2590         if ((st2 & 0x80) && !noninterlaced && !dev->nosignal)
2591                 saa_clearb(SAA7134_SYNC_CTRL, 0x20);
2592         else
2593                 saa_setb(SAA7134_SYNC_CTRL, 0x20);
2594
2595         if (dev->mops && dev->mops->signal_change)
2596                 dev->mops->signal_change(dev);
2597 }
2598
2599
2600 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status)
2601 {
2602         enum v4l2_field field;
2603
2604         spin_lock(&dev->slock);
2605         if (dev->video_q.curr) {
2606                 dev->video_fieldcount++;
2607                 field = dev->video_q.curr->vb.field;
2608                 if (V4L2_FIELD_HAS_BOTH(field)) {
2609                         /* make sure we have seen both fields */
2610                         if ((status & 0x10) == 0x00) {
2611                                 dev->video_q.curr->top_seen = 1;
2612                                 goto done;
2613                         }
2614                         if (!dev->video_q.curr->top_seen)
2615                                 goto done;
2616                 } else if (field == V4L2_FIELD_TOP) {
2617                         if ((status & 0x10) != 0x10)
2618                                 goto done;
2619                 } else if (field == V4L2_FIELD_BOTTOM) {
2620                         if ((status & 0x10) != 0x00)
2621                                 goto done;
2622                 }
2623                 dev->video_q.curr->vb.field_count = dev->video_fieldcount;
2624                 saa7134_buffer_finish(dev,&dev->video_q,VIDEOBUF_DONE);
2625         }
2626         saa7134_buffer_next(dev,&dev->video_q);
2627
2628  done:
2629         spin_unlock(&dev->slock);
2630 }
2631
2632 /* ----------------------------------------------------------- */
2633 /*
2634  * Local variables:
2635  * c-basic-offset: 8
2636  * End:
2637  */