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                 saa7134_i2c_call_clients(dev, VIDIOC_S_STD, &dev->tvnorm->id);
 631 }
 632
 633 static void set_h_prescale(struct saa7134_dev *dev, int task, int prescale)
 634 {
 635         static const struct {
 636                 int xpsc;
 637                 int xacl;
 638                 int xc2_1;
 639                 int xdcg;
 640                 int vpfy;
 641         } vals[] = {
 642                 /* XPSC XACL XC2_1 XDCG VPFY */
 643                 {    1,   0,    0,    0,   0 },
 644                 {    2,   2,    1,    2,   2 },
 645                 {    3,   4,    1,    3,   2 },
 646                 {    4,   8,    1,    4,   2 },
 647                 {    5,   8,    1,    4,   2 },
 648                 {    6,   8,    1,    4,   3 },
 649                 {    7,   8,    1,    4,   3 },
 650                 {    8,  15,    0,    4,   3 },
 651                 {    9,  15,    0,    4,   3 },
 652                 {   10,  16,    1,    5,   3 },
 653         };
 654         static const int count = ARRAY_SIZE(vals);
 655         int i;
 656
 657         for (i = 0; i < count; i++)
 658                 if (vals[i].xpsc == prescale)
 659                         break;
 660         if (i == count)
 661                 return;
 662
 663         saa_writeb(SAA7134_H_PRESCALE(task), vals[i].xpsc);
 664         saa_writeb(SAA7134_ACC_LENGTH(task), vals[i].xacl);
 665         saa_writeb(SAA7134_LEVEL_CTRL(task),
 666                    (vals[i].xc2_1 << 3) | (vals[i].xdcg));
 667         saa_andorb(SAA7134_FIR_PREFILTER_CTRL(task), 0x0f,
 668                    (vals[i].vpfy << 2) | vals[i].vpfy);
 669 }
 670
 671 static void set_v_scale(struct saa7134_dev *dev, int task, int yscale)
 672 {
 673         int val,mirror;
 674
 675         saa_writeb(SAA7134_V_SCALE_RATIO1(task), yscale &  0xff);
 676         saa_writeb(SAA7134_V_SCALE_RATIO2(task), yscale >> 8);
 677
 678         mirror = (dev->ctl_mirror) ? 0x02 : 0x00;
 679         if (yscale < 2048) {
 680                 /* LPI */
 681                 dprintk("yscale LPI yscale=%d\n",yscale);
 682                 saa_writeb(SAA7134_V_FILTER(task), 0x00 | mirror);
 683                 saa_writeb(SAA7134_LUMA_CONTRAST(task), 0x40);
 684                 saa_writeb(SAA7134_CHROMA_SATURATION(task), 0x40);
 685         } else {
 686                 /* ACM */
 687                 val = 0x40 * 1024 / yscale;
 688                 dprintk("yscale ACM yscale=%d val=0x%x\n",yscale,val);
 689                 saa_writeb(SAA7134_V_FILTER(task), 0x01 | mirror);
 690                 saa_writeb(SAA7134_LUMA_CONTRAST(task), val);
 691                 saa_writeb(SAA7134_CHROMA_SATURATION(task), val);
 692         }
 693         saa_writeb(SAA7134_LUMA_BRIGHT(task),       0x80);
 694 }
 695
 696 static void set_size(struct saa7134_dev *dev, int task,
 697                      int width, int height, int interlace)
 698 {
 699         int prescale,xscale,yscale,y_even,y_odd;
 700         int h_start, h_stop, v_start, v_stop;
 701         int div = interlace ? 2 : 1;
 702
 703         /* setup video scaler */
 704         h_start = dev->crop_current.left;
 705         v_start = dev->crop_current.top/2;
 706         h_stop  = (dev->crop_current.left + dev->crop_current.width -1);
 707         v_stop  = (dev->crop_current.top + dev->crop_current.height -1)/2;
 708
 709         saa_writeb(SAA7134_VIDEO_H_START1(task), h_start &  0xff);
 710         saa_writeb(SAA7134_VIDEO_H_START2(task), h_start >> 8);
 711         saa_writeb(SAA7134_VIDEO_H_STOP1(task),  h_stop  &  0xff);
 712         saa_writeb(SAA7134_VIDEO_H_STOP2(task),  h_stop  >> 8);
 713         saa_writeb(SAA7134_VIDEO_V_START1(task), v_start &  0xff);
 714         saa_writeb(SAA7134_VIDEO_V_START2(task), v_start >> 8);
 715         saa_writeb(SAA7134_VIDEO_V_STOP1(task),  v_stop  &  0xff);
 716         saa_writeb(SAA7134_VIDEO_V_STOP2(task),  v_stop  >> 8);
 717
 718         prescale = dev->crop_current.width / width;
 719         if (0 == prescale)
 720                 prescale = 1;
 721         xscale = 1024 * dev->crop_current.width / prescale / width;
 722         yscale = 512 * div * dev->crop_current.height / height;
 723         dprintk("prescale=%d xscale=%d yscale=%d\n",prescale,xscale,yscale);
 724         set_h_prescale(dev,task,prescale);
 725         saa_writeb(SAA7134_H_SCALE_INC1(task),      xscale &  0xff);
 726         saa_writeb(SAA7134_H_SCALE_INC2(task),      xscale >> 8);
 727         set_v_scale(dev,task,yscale);
 728
 729         saa_writeb(SAA7134_VIDEO_PIXELS1(task),     width  & 0xff);
 730         saa_writeb(SAA7134_VIDEO_PIXELS2(task),     width  >> 8);
 731         saa_writeb(SAA7134_VIDEO_LINES1(task),      height/div & 0xff);
 732         saa_writeb(SAA7134_VIDEO_LINES2(task),      height/div >> 8);
 733
 734         /* deinterlace y offsets */
 735         y_odd  = dev->ctl_y_odd;
 736         y_even = dev->ctl_y_even;
 737         saa_writeb(SAA7134_V_PHASE_OFFSET0(task), y_odd);
 738         saa_writeb(SAA7134_V_PHASE_OFFSET1(task), y_even);
 739         saa_writeb(SAA7134_V_PHASE_OFFSET2(task), y_odd);
 740         saa_writeb(SAA7134_V_PHASE_OFFSET3(task), y_even);
 741 }
 742
 743 /* ------------------------------------------------------------------ */
 744
 745 struct cliplist {
 746         __u16 position;
 747         __u8  enable;
 748         __u8  disable;
 749 };
 750
 751 static void set_cliplist(struct saa7134_dev *dev, int reg,
 752                         struct cliplist *cl, int entries, char *name)
 753 {
 754         __u8 winbits = 0;
 755         int i;
 756
 757         for (i = 0; i < entries; i++) {
 758                 winbits |= cl[i].enable;
 759                 winbits &= ~cl[i].disable;
 760                 if (i < 15 && cl[i].position == cl[i+1].position)
 761                         continue;
 762                 saa_writeb(reg + 0, winbits);
 763                 saa_writeb(reg + 2, cl[i].position & 0xff);
 764                 saa_writeb(reg + 3, cl[i].position >> 8);
 765                 dprintk("clip: %s winbits=%02x pos=%d\n",
 766                         name,winbits,cl[i].position);
 767                 reg += 8;
 768         }
 769         for (; reg < 0x400; reg += 8) {
 770                 saa_writeb(reg+ 0, 0);
 771                 saa_writeb(reg + 1, 0);
 772                 saa_writeb(reg + 2, 0);
 773                 saa_writeb(reg + 3, 0);
 774         }
 775 }
 776
 777 static int clip_range(int val)
 778 {
 779         if (val < 0)
 780                 val = 0;
 781         return val;
 782 }
 783
 784 /* Sort into smallest position first order */
 785 static int cliplist_cmp(const void *a, const void *b)
 786 {
 787         const struct cliplist *cla = a;
 788         const struct cliplist *clb = b;
 789         if (cla->position < clb->position)
 790                 return -1;
 791         if (cla->position > clb->position)
 792                 return 1;
 793         return 0;
 794 }
 795
 796 static int setup_clipping(struct saa7134_dev *dev, struct v4l2_clip *clips,
 797                           int nclips, int interlace)
 798 {
 799         struct cliplist col[16], row[16];
 800         int cols = 0, rows = 0, i;
 801         int div = interlace ? 2 : 1;
 802
 803         memset(col, 0, sizeof(col));
 804         memset(row, 0, sizeof(row));
 805         for (i = 0; i < nclips && i < 8; i++) {
 806                 col[cols].position = clip_range(clips[i].c.left);
 807                 col[cols].enable   = (1 << i);
 808                 cols++;
 809                 col[cols].position = clip_range(clips[i].c.left+clips[i].c.width);
 810                 col[cols].disable  = (1 << i);
 811                 cols++;
 812                 row[rows].position = clip_range(clips[i].c.top / div);
 813                 row[rows].enable   = (1 << i);
 814                 rows++;
 815                 row[rows].position = clip_range((clips[i].c.top + clips[i].c.height)
 816                                                 / div);
 817                 row[rows].disable  = (1 << i);
 818                 rows++;
 819         }
 820         sort(col, cols, sizeof col[0], cliplist_cmp, NULL);
 821         sort(row, rows, sizeof row[0], cliplist_cmp, NULL);
 822         set_cliplist(dev,0x380,col,cols,"cols");
 823         set_cliplist(dev,0x384,row,rows,"rows");
 824         return 0;
 825 }
 826
 827 static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win)
 828 {
 829         enum v4l2_field field;
 830         int maxw, maxh;
 831
 832         if (NULL == dev->ovbuf.base)
 833                 return -EINVAL;
 834         if (NULL == dev->ovfmt)
 835                 return -EINVAL;
 836         if (win->w.width < 48 || win->w.height <  32)
 837                 return -EINVAL;
 838         if (win->clipcount > 2048)
 839                 return -EINVAL;
 840
 841         field = win->field;
 842         maxw  = dev->crop_current.width;
 843         maxh  = dev->crop_current.height;
 844
 845         if (V4L2_FIELD_ANY == field) {
 846                 field = (win->w.height > maxh/2)
 847                         ? V4L2_FIELD_INTERLACED
 848                         : V4L2_FIELD_TOP;
 849         }
 850         switch (field) {
 851         case V4L2_FIELD_TOP:
 852         case V4L2_FIELD_BOTTOM:
 853                 maxh = maxh / 2;
 854                 break;
 855         case V4L2_FIELD_INTERLACED:
 856                 break;
 857         default:
 858                 return -EINVAL;
 859         }
 860
 861         win->field = field;
 862         if (win->w.width > maxw)
 863                 win->w.width = maxw;
 864         if (win->w.height > maxh)
 865                 win->w.height = maxh;
 866         return 0;
 867 }
 868
 869 static int start_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
 870 {
 871         unsigned long base,control,bpl;
 872         int err;
 873
 874         err = verify_preview(dev,&fh->win);
 875         if (0 != err)
 876                 return err;
 877
 878         dev->ovfield = fh->win.field;
 879         dprintk("start_preview %dx%d+%d+%d %s field=%s\n",
 880                 fh->win.w.width,fh->win.w.height,
 881                 fh->win.w.left,fh->win.w.top,
 882                 dev->ovfmt->name,v4l2_field_names[dev->ovfield]);
 883
 884         /* setup window + clipping */
 885         set_size(dev,TASK_B,fh->win.w.width,fh->win.w.height,
 886                  V4L2_FIELD_HAS_BOTH(dev->ovfield));
 887         setup_clipping(dev,fh->clips,fh->nclips,
 888                        V4L2_FIELD_HAS_BOTH(dev->ovfield));
 889         if (dev->ovfmt->yuv)
 890                 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x03);
 891         else
 892                 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x01);
 893         saa_writeb(SAA7134_OFMT_VIDEO_B, dev->ovfmt->pm | 0x20);
 894
 895         /* dma: setup channel 1 (= Video Task B) */
 896         base  = (unsigned long)dev->ovbuf.base;
 897         base += dev->ovbuf.fmt.bytesperline * fh->win.w.top;
 898         base += dev->ovfmt->depth/8         * fh->win.w.left;
 899         bpl   = dev->ovbuf.fmt.bytesperline;
 900         control = SAA7134_RS_CONTROL_BURST_16;
 901         if (dev->ovfmt->bswap)
 902                 control |= SAA7134_RS_CONTROL_BSWAP;
 903         if (dev->ovfmt->wswap)
 904                 control |= SAA7134_RS_CONTROL_WSWAP;
 905         if (V4L2_FIELD_HAS_BOTH(dev->ovfield)) {
 906                 saa_writel(SAA7134_RS_BA1(1),base);
 907                 saa_writel(SAA7134_RS_BA2(1),base+bpl);
 908                 saa_writel(SAA7134_RS_PITCH(1),bpl*2);
 909                 saa_writel(SAA7134_RS_CONTROL(1),control);
 910         } else {
 911                 saa_writel(SAA7134_RS_BA1(1),base);
 912                 saa_writel(SAA7134_RS_BA2(1),base);
 913                 saa_writel(SAA7134_RS_PITCH(1),bpl);
 914                 saa_writel(SAA7134_RS_CONTROL(1),control);
 915         }
 916
 917         /* start dma */
 918         dev->ovenable = 1;
 919         saa7134_set_dmabits(dev);
 920
 921         return 0;
 922 }
 923
 924 static int stop_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
 925 {
 926         dev->ovenable = 0;
 927         saa7134_set_dmabits(dev);
 928         return 0;
 929 }
 930
 931 /* ------------------------------------------------------------------ */
 932
 933 static int buffer_activate(struct saa7134_dev *dev,
 934                            struct saa7134_buf *buf,
 935                            struct saa7134_buf *next)
 936 {
 937         unsigned long base,control,bpl;
 938         unsigned long bpl_uv,lines_uv,base2,base3,tmp; /* planar */
 939
 940         dprintk("buffer_activate buf=%p\n",buf);
 941         buf->vb.state = VIDEOBUF_ACTIVE;
 942         buf->top_seen = 0;
 943
 944         set_size(dev,TASK_A,buf->vb.width,buf->vb.height,
 945                  V4L2_FIELD_HAS_BOTH(buf->vb.field));
 946         if (buf->fmt->yuv)
 947                 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x03);
 948         else
 949                 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x01);
 950         saa_writeb(SAA7134_OFMT_VIDEO_A, buf->fmt->pm);
 951
 952         /* DMA: setup channel 0 (= Video Task A0) */
 953         base  = saa7134_buffer_base(buf);
 954         if (buf->fmt->planar)
 955                 bpl = buf->vb.width;
 956         else
 957                 bpl = (buf->vb.width * buf->fmt->depth) / 8;
 958         control = SAA7134_RS_CONTROL_BURST_16 |
 959                 SAA7134_RS_CONTROL_ME |
 960                 (buf->pt->dma >> 12);
 961         if (buf->fmt->bswap)
 962                 control |= SAA7134_RS_CONTROL_BSWAP;
 963         if (buf->fmt->wswap)
 964                 control |= SAA7134_RS_CONTROL_WSWAP;
 965         if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
 966                 /* interlaced */
 967                 saa_writel(SAA7134_RS_BA1(0),base);
 968                 saa_writel(SAA7134_RS_BA2(0),base+bpl);
 969                 saa_writel(SAA7134_RS_PITCH(0),bpl*2);
 970         } else {
 971                 /* non-interlaced */
 972                 saa_writel(SAA7134_RS_BA1(0),base);
 973                 saa_writel(SAA7134_RS_BA2(0),base);
 974                 saa_writel(SAA7134_RS_PITCH(0),bpl);
 975         }
 976         saa_writel(SAA7134_RS_CONTROL(0),control);
 977
 978         if (buf->fmt->planar) {
 979                 /* DMA: setup channel 4+5 (= planar task A) */
 980                 bpl_uv   = bpl >> buf->fmt->hshift;
 981                 lines_uv = buf->vb.height >> buf->fmt->vshift;
 982                 base2    = base + bpl * buf->vb.height;
 983                 base3    = base2 + bpl_uv * lines_uv;
 984                 if (buf->fmt->uvswap)
 985                         tmp = base2, base2 = base3, base3 = tmp;
 986                 dprintk("uv: bpl=%ld lines=%ld base2/3=%ld/%ld\n",
 987                         bpl_uv,lines_uv,base2,base3);
 988                 if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
 989                         /* interlaced */
 990                         saa_writel(SAA7134_RS_BA1(4),base2);
 991                         saa_writel(SAA7134_RS_BA2(4),base2+bpl_uv);
 992                         saa_writel(SAA7134_RS_PITCH(4),bpl_uv*2);
 993                         saa_writel(SAA7134_RS_BA1(5),base3);
 994                         saa_writel(SAA7134_RS_BA2(5),base3+bpl_uv);
 995                         saa_writel(SAA7134_RS_PITCH(5),bpl_uv*2);
 996                 } else {
 997                         /* non-interlaced */
 998                         saa_writel(SAA7134_RS_BA1(4),base2);
 999                         saa_writel(SAA7134_RS_BA2(4),base2);
1000                         saa_writel(SAA7134_RS_PITCH(4),bpl_uv);
1001                         saa_writel(SAA7134_RS_BA1(5),base3);
1002                         saa_writel(SAA7134_RS_BA2(5),base3);
1003                         saa_writel(SAA7134_RS_PITCH(5),bpl_uv);
1004                 }
1005                 saa_writel(SAA7134_RS_CONTROL(4),control);
1006                 saa_writel(SAA7134_RS_CONTROL(5),control);
1007         }
1008
1009         /* start DMA */
1010         saa7134_set_dmabits(dev);
1011         mod_timer(&dev->video_q.timeout, jiffies+BUFFER_TIMEOUT);
1012         return 0;
1013 }
1014
1015 static int buffer_prepare(struct videobuf_queue *q,
1016                           struct videobuf_buffer *vb,
1017                           enum v4l2_field field)
1018 {
1019         struct saa7134_fh *fh = q->priv_data;
1020         struct saa7134_dev *dev = fh->dev;
1021         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1022         unsigned int size;
1023         int err;
1024
1025         /* sanity checks */
1026         if (NULL == fh->fmt)
1027                 return -EINVAL;
1028         if (fh->width    < 48 ||
1029             fh->height   < 32 ||
1030             fh->width/4  > dev->crop_current.width  ||
1031             fh->height/4 > dev->crop_current.height ||
1032             fh->width    > dev->crop_bounds.width  ||
1033             fh->height   > dev->crop_bounds.height)
1034                 return -EINVAL;
1035         size = (fh->width * fh->height * fh->fmt->depth) >> 3;
1036         if (0 != buf->vb.baddr  &&  buf->vb.bsize < size)
1037                 return -EINVAL;
1038
1039         dprintk("buffer_prepare [%d,size=%dx%d,bytes=%d,fields=%s,%s]\n",
1040                 vb->i,fh->width,fh->height,size,v4l2_field_names[field],
1041                 fh->fmt->name);
1042         if (buf->vb.width  != fh->width  ||
1043             buf->vb.height != fh->height ||
1044             buf->vb.size   != size       ||
1045             buf->vb.field  != field      ||
1046             buf->fmt       != fh->fmt) {
1047                 saa7134_dma_free(q,buf);
1048         }
1049
1050         if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
1051                 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
1052
1053                 buf->vb.width  = fh->width;
1054                 buf->vb.height = fh->height;
1055                 buf->vb.size   = size;
1056                 buf->vb.field  = field;
1057                 buf->fmt       = fh->fmt;
1058                 buf->pt        = &fh->pt_cap;
1059
1060                 err = videobuf_iolock(q,&buf->vb,&dev->ovbuf);
1061                 if (err)
1062                         goto oops;
1063                 err = saa7134_pgtable_build(dev->pci,buf->pt,
1064                                             dma->sglist,
1065                                             dma->sglen,
1066                                             saa7134_buffer_startpage(buf));
1067                 if (err)
1068                         goto oops;
1069         }
1070         buf->vb.state = VIDEOBUF_PREPARED;
1071         buf->activate = buffer_activate;
1072         return 0;
1073
1074  oops:
1075         saa7134_dma_free(q,buf);
1076         return err;
1077 }
1078
1079 static int
1080 buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
1081 {
1082         struct saa7134_fh *fh = q->priv_data;
1083
1084         *size = fh->fmt->depth * fh->width * fh->height >> 3;
1085         if (0 == *count)
1086                 *count = gbuffers;
1087         *count = saa7134_buffer_count(*size,*count);
1088         return 0;
1089 }
1090
1091 static void buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
1092 {
1093         struct saa7134_fh *fh = q->priv_data;
1094         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1095
1096         saa7134_buffer_queue(fh->dev,&fh->dev->video_q,buf);
1097 }
1098
1099 static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
1100 {
1101         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1102
1103         saa7134_dma_free(q,buf);
1104 }
1105
1106 static struct videobuf_queue_ops video_qops = {
1107         .buf_setup    = buffer_setup,
1108         .buf_prepare  = buffer_prepare,
1109         .buf_queue    = buffer_queue,
1110         .buf_release  = buffer_release,
1111 };
1112
1113 /* ------------------------------------------------------------------ */
1114
1115 int saa7134_g_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c)
1116 {
1117         const struct v4l2_queryctrl* ctrl;
1118
1119         ctrl = ctrl_by_id(c->id);
1120         if (NULL == ctrl)
1121                 return -EINVAL;
1122         switch (c->id) {
1123         case V4L2_CID_BRIGHTNESS:
1124                 c->value = dev->ctl_bright;
1125                 break;
1126         case V4L2_CID_HUE:
1127                 c->value = dev->ctl_hue;
1128                 break;
1129         case V4L2_CID_CONTRAST:
1130                 c->value = dev->ctl_contrast;
1131                 break;
1132         case V4L2_CID_SATURATION:
1133                 c->value = dev->ctl_saturation;
1134                 break;
1135         case V4L2_CID_AUDIO_MUTE:
1136                 c->value = dev->ctl_mute;
1137                 break;
1138         case V4L2_CID_AUDIO_VOLUME:
1139                 c->value = dev->ctl_volume;
1140                 break;
1141         case V4L2_CID_PRIVATE_INVERT:
1142                 c->value = dev->ctl_invert;
1143                 break;
1144         case V4L2_CID_HFLIP:
1145                 c->value = dev->ctl_mirror;
1146                 break;
1147         case V4L2_CID_PRIVATE_Y_EVEN:
1148                 c->value = dev->ctl_y_even;
1149                 break;
1150         case V4L2_CID_PRIVATE_Y_ODD:
1151                 c->value = dev->ctl_y_odd;
1152                 break;
1153         case V4L2_CID_PRIVATE_AUTOMUTE:
1154                 c->value = dev->ctl_automute;
1155                 break;
1156         default:
1157                 return -EINVAL;
1158         }
1159         return 0;
1160 }
1161 EXPORT_SYMBOL_GPL(saa7134_g_ctrl_internal);
1162
1163 static int saa7134_g_ctrl(struct file *file, void *priv, struct v4l2_control *c)
1164 {
1165         struct saa7134_fh *fh = priv;
1166
1167         return saa7134_g_ctrl_internal(fh->dev, fh, c);
1168 }
1169
1170 int saa7134_s_ctrl_internal(struct saa7134_dev *dev,  struct saa7134_fh *fh, struct v4l2_control *c)
1171 {
1172         const struct v4l2_queryctrl* ctrl;
1173         unsigned long flags;
1174         int restart_overlay = 0;
1175         int err;
1176
1177         /* When called from the empress code fh == NULL.
1178            That needs to be fixed somehow, but for now this is
1179            good enough. */
1180         if (fh) {
1181                 err = v4l2_prio_check(&dev->prio, &fh->prio);
1182                 if (0 != err)
1183                         return err;
1184         }
1185         err = -EINVAL;
1186
1187         mutex_lock(&dev->lock);
1188
1189         ctrl = ctrl_by_id(c->id);
1190         if (NULL == ctrl)
1191                 goto error;
1192
1193         dprintk("set_control name=%s val=%d\n",ctrl->name,c->value);
1194         switch (ctrl->type) {
1195         case V4L2_CTRL_TYPE_BOOLEAN:
1196         case V4L2_CTRL_TYPE_MENU:
1197         case V4L2_CTRL_TYPE_INTEGER:
1198                 if (c->value < ctrl->minimum)
1199                         c->value = ctrl->minimum;
1200                 if (c->value > ctrl->maximum)
1201                         c->value = ctrl->maximum;
1202                 break;
1203         default:
1204                 /* nothing */;
1205         };
1206         switch (c->id) {
1207         case V4L2_CID_BRIGHTNESS:
1208                 dev->ctl_bright = c->value;
1209                 saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
1210                 break;
1211         case V4L2_CID_HUE:
1212                 dev->ctl_hue = c->value;
1213                 saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
1214                 break;
1215         case V4L2_CID_CONTRAST:
1216                 dev->ctl_contrast = c->value;
1217                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1218                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1219                 break;
1220         case V4L2_CID_SATURATION:
1221                 dev->ctl_saturation = c->value;
1222                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1223                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1224                 break;
1225         case V4L2_CID_AUDIO_MUTE:
1226                 dev->ctl_mute = c->value;
1227                 saa7134_tvaudio_setmute(dev);
1228                 break;
1229         case V4L2_CID_AUDIO_VOLUME:
1230                 dev->ctl_volume = c->value;
1231                 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
1232                 break;
1233         case V4L2_CID_PRIVATE_INVERT:
1234                 dev->ctl_invert = c->value;
1235                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1236                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1237                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1238                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1239                 break;
1240         case V4L2_CID_HFLIP:
1241                 dev->ctl_mirror = c->value;
1242                 restart_overlay = 1;
1243                 break;
1244         case V4L2_CID_PRIVATE_Y_EVEN:
1245                 dev->ctl_y_even = c->value;
1246                 restart_overlay = 1;
1247                 break;
1248         case V4L2_CID_PRIVATE_Y_ODD:
1249                 dev->ctl_y_odd = c->value;
1250                 restart_overlay = 1;
1251                 break;
1252         case V4L2_CID_PRIVATE_AUTOMUTE:
1253         {
1254                 struct v4l2_priv_tun_config tda9887_cfg;
1255
1256                 tda9887_cfg.tuner = TUNER_TDA9887;
1257                 tda9887_cfg.priv = &dev->tda9887_conf;
1258
1259                 dev->ctl_automute = c->value;
1260                 if (dev->tda9887_conf) {
1261                         if (dev->ctl_automute)
1262                                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
1263                         else
1264                                 dev->tda9887_conf &= ~TDA9887_AUTOMUTE;
1265
1266                         saa7134_i2c_call_clients(dev, TUNER_SET_CONFIG,
1267                                                  &tda9887_cfg);
1268                 }
1269                 break;
1270         }
1271         default:
1272                 goto error;
1273         }
1274         if (restart_overlay && fh && res_check(fh, RESOURCE_OVERLAY)) {
1275                 spin_lock_irqsave(&dev->slock,flags);
1276                 stop_preview(dev,fh);
1277                 start_preview(dev,fh);
1278                 spin_unlock_irqrestore(&dev->slock,flags);
1279         }
1280         err = 0;
1281
1282 error:
1283         mutex_unlock(&dev->lock);
1284         return err;
1285 }
1286 EXPORT_SYMBOL_GPL(saa7134_s_ctrl_internal);
1287
1288 static int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c)
1289 {
1290         struct saa7134_fh *fh = f;
1291
1292         return saa7134_s_ctrl_internal(fh->dev, fh, c);
1293 }
1294
1295 /* ------------------------------------------------------------------ */
1296
1297 static struct videobuf_queue* saa7134_queue(struct saa7134_fh *fh)
1298 {
1299         struct videobuf_queue* q = NULL;
1300
1301         switch (fh->type) {
1302         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1303                 q = &fh->cap;
1304                 break;
1305         case V4L2_BUF_TYPE_VBI_CAPTURE:
1306                 q = &fh->vbi;
1307                 break;
1308         default:
1309                 BUG();
1310         }
1311         return q;
1312 }
1313
1314 static int saa7134_resource(struct saa7134_fh *fh)
1315 {
1316         if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
1317                 return RESOURCE_VIDEO;
1318
1319         if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
1320                 return RESOURCE_VBI;
1321
1322         BUG();
1323         return 0;
1324 }
1325
1326 static int video_open(struct inode *inode, struct file *file)
1327 {
1328         int minor = iminor(inode);
1329         struct saa7134_dev *dev;
1330         struct saa7134_fh *fh;
1331         enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1332         int radio = 0;
1333
1334         lock_kernel();
1335         list_for_each_entry(dev, &saa7134_devlist, devlist) {
1336                 if (dev->video_dev && (dev->video_dev->minor == minor))
1337                         goto found;
1338                 if (dev->radio_dev && (dev->radio_dev->minor == minor)) {
1339                         radio = 1;
1340                         goto found;
1341                 }
1342                 if (dev->vbi_dev && (dev->vbi_dev->minor == minor)) {
1343                         type = V4L2_BUF_TYPE_VBI_CAPTURE;
1344                         goto found;
1345                 }
1346         }
1347         unlock_kernel();
1348         return -ENODEV;
1349  found:
1350
1351         dprintk("open minor=%d radio=%d type=%s\n",minor,radio,
1352                 v4l2_type_names[type]);
1353
1354         /* allocate + initialize per filehandle data */
1355         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
1356         if (NULL == fh) {
1357                 unlock_kernel();
1358                 return -ENOMEM;
1359         }
1360         file->private_data = fh;
1361         fh->dev      = dev;
1362         fh->radio    = radio;
1363         fh->type     = type;
1364         fh->fmt      = format_by_fourcc(V4L2_PIX_FMT_BGR24);
1365         fh->width    = 720;
1366         fh->height   = 576;
1367         v4l2_prio_open(&dev->prio,&fh->prio);
1368
1369         videobuf_queue_sg_init(&fh->cap, &video_qops,
1370                             &dev->pci->dev, &dev->slock,
1371                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
1372                             V4L2_FIELD_INTERLACED,
1373                             sizeof(struct saa7134_buf),
1374                             fh);
1375         videobuf_queue_sg_init(&fh->vbi, &saa7134_vbi_qops,
1376                             &dev->pci->dev, &dev->slock,
1377                             V4L2_BUF_TYPE_VBI_CAPTURE,
1378                             V4L2_FIELD_SEQ_TB,
1379                             sizeof(struct saa7134_buf),
1380                             fh);
1381         saa7134_pgtable_alloc(dev->pci,&fh->pt_cap);
1382         saa7134_pgtable_alloc(dev->pci,&fh->pt_vbi);
1383
1384         if (fh->radio) {
1385                 /* switch to radio mode */
1386                 saa7134_tvaudio_setinput(dev,&card(dev).radio);
1387                 saa7134_i2c_call_clients(dev,AUDC_SET_RADIO, NULL);
1388         } else {
1389                 /* switch to video/vbi mode */
1390                 video_mux(dev,dev->ctl_input);
1391         }
1392         unlock_kernel();
1393         return 0;
1394 }
1395
1396 static ssize_t
1397 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1398 {
1399         struct saa7134_fh *fh = file->private_data;
1400
1401         switch (fh->type) {
1402         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1403                 if (res_locked(fh->dev,RESOURCE_VIDEO))
1404                         return -EBUSY;
1405                 return videobuf_read_one(saa7134_queue(fh),
1406                                          data, count, ppos,
1407                                          file->f_flags & O_NONBLOCK);
1408         case V4L2_BUF_TYPE_VBI_CAPTURE:
1409                 if (!res_get(fh->dev,fh,RESOURCE_VBI))
1410                         return -EBUSY;
1411                 return videobuf_read_stream(saa7134_queue(fh),
1412                                             data, count, ppos, 1,
1413                                             file->f_flags & O_NONBLOCK);
1414                 break;
1415         default:
1416                 BUG();
1417                 return 0;
1418         }
1419 }
1420
1421 static unsigned int
1422 video_poll(struct file *file, struct poll_table_struct *wait)
1423 {
1424         struct saa7134_fh *fh = file->private_data;
1425         struct videobuf_buffer *buf = NULL;
1426
1427         if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type)
1428                 return videobuf_poll_stream(file, &fh->vbi, wait);
1429
1430         if (res_check(fh,RESOURCE_VIDEO)) {
1431                 if (!list_empty(&fh->cap.stream))
1432                         buf = list_entry(fh->cap.stream.next, struct videobuf_buffer, stream);
1433         } else {
1434                 mutex_lock(&fh->cap.vb_lock);
1435                 if (UNSET == fh->cap.read_off) {
1436                         /* need to capture a new frame */
1437                         if (res_locked(fh->dev,RESOURCE_VIDEO))
1438                                 goto err;
1439                         if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field))
1440                                 goto err;
1441                         fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
1442                         fh->cap.read_off = 0;
1443                 }
1444                 mutex_unlock(&fh->cap.vb_lock);
1445                 buf = fh->cap.read_buf;
1446         }
1447
1448         if (!buf)
1449                 return POLLERR;
1450
1451         poll_wait(file, &buf->done, wait);
1452         if (buf->state == VIDEOBUF_DONE ||
1453             buf->state == VIDEOBUF_ERROR)
1454                 return POLLIN|POLLRDNORM;
1455         return 0;
1456
1457 err:
1458         mutex_unlock(&fh->cap.vb_lock);
1459         return POLLERR;
1460 }
1461
1462 static int video_release(struct inode *inode, struct file *file)
1463 {
1464         struct saa7134_fh  *fh  = file->private_data;
1465         struct saa7134_dev *dev = fh->dev;
1466         unsigned long flags;
1467
1468         /* turn off overlay */
1469         if (res_check(fh, RESOURCE_OVERLAY)) {
1470                 spin_lock_irqsave(&dev->slock,flags);
1471                 stop_preview(dev,fh);
1472                 spin_unlock_irqrestore(&dev->slock,flags);
1473                 res_free(dev,fh,RESOURCE_OVERLAY);
1474         }
1475
1476         /* stop video capture */
1477         if (res_check(fh, RESOURCE_VIDEO)) {
1478                 videobuf_streamoff(&fh->cap);
1479                 res_free(dev,fh,RESOURCE_VIDEO);
1480         }
1481         if (fh->cap.read_buf) {
1482                 buffer_release(&fh->cap,fh->cap.read_buf);
1483                 kfree(fh->cap.read_buf);
1484         }
1485
1486         /* stop vbi capture */
1487         if (res_check(fh, RESOURCE_VBI)) {
1488                 videobuf_stop(&fh->vbi);
1489                 res_free(dev,fh,RESOURCE_VBI);
1490         }
1491
1492         /* ts-capture will not work in planar mode, so turn it off Hac: 04.05*/
1493         saa_andorb(SAA7134_OFMT_VIDEO_A, 0x1f, 0);
1494         saa_andorb(SAA7134_OFMT_VIDEO_B, 0x1f, 0);
1495         saa_andorb(SAA7134_OFMT_DATA_A, 0x1f, 0);
1496         saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0);
1497
1498         saa7134_i2c_call_clients(dev, TUNER_SET_STANDBY, NULL);
1499
1500         /* free stuff */
1501         videobuf_mmap_free(&fh->cap);
1502         videobuf_mmap_free(&fh->vbi);
1503         saa7134_pgtable_free(dev->pci,&fh->pt_cap);
1504         saa7134_pgtable_free(dev->pci,&fh->pt_vbi);
1505
1506         v4l2_prio_close(&dev->prio,&fh->prio);
1507         file->private_data = NULL;
1508         kfree(fh);
1509         return 0;
1510 }
1511
1512 static int video_mmap(struct file *file, struct vm_area_struct * vma)
1513 {
1514         struct saa7134_fh *fh = file->private_data;
1515
1516         return videobuf_mmap_mapper(saa7134_queue(fh), vma);
1517 }
1518
1519 /* ------------------------------------------------------------------ */
1520
1521 static int saa7134_try_get_set_fmt_vbi_cap(struct file *file, void *priv,
1522                                                 struct v4l2_format *f)
1523 {
1524         struct saa7134_fh *fh = priv;
1525         struct saa7134_dev *dev = fh->dev;
1526         struct saa7134_tvnorm *norm = dev->tvnorm;
1527
1528         f->fmt.vbi.sampling_rate = 6750000 * 4;
1529         f->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */;
1530         f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
1531         f->fmt.vbi.offset = 64 * 4;
1532         f->fmt.vbi.start[0] = norm->vbi_v_start_0;
1533         f->fmt.vbi.count[0] = norm->vbi_v_stop_0 - norm->vbi_v_start_0 +1;
1534         f->fmt.vbi.start[1] = norm->vbi_v_start_1;
1535         f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
1536         f->fmt.vbi.flags = 0; /* VBI_UNSYNC VBI_INTERLACED */
1537
1538         return 0;
1539 }
1540
1541 static int saa7134_g_fmt_vid_cap(struct file *file, void *priv,
1542                                 struct v4l2_format *f)
1543 {
1544         struct saa7134_fh *fh = priv;
1545
1546         f->fmt.pix.width        = fh->width;
1547         f->fmt.pix.height       = fh->height;
1548         f->fmt.pix.field        = fh->cap.field;
1549         f->fmt.pix.pixelformat  = fh->fmt->fourcc;
1550         f->fmt.pix.bytesperline =
1551                 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1552         f->fmt.pix.sizeimage =
1553                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1554         return 0;
1555 }
1556
1557 static int saa7134_g_fmt_vid_overlay(struct file *file, void *priv,
1558                                 struct v4l2_format *f)
1559 {
1560         struct saa7134_fh *fh = priv;
1561
1562         if (saa7134_no_overlay > 0) {
1563                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1564                 return -EINVAL;
1565         }
1566         f->fmt.win = fh->win;
1567
1568         return 0;
1569 }
1570
1571 static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
1572                                                 struct v4l2_format *f)
1573 {
1574         struct saa7134_fh *fh = priv;
1575         struct saa7134_dev *dev = fh->dev;
1576         struct saa7134_format *fmt;
1577         enum v4l2_field field;
1578         unsigned int maxw, maxh;
1579
1580         fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1581         if (NULL == fmt)
1582                 return -EINVAL;
1583
1584         field = f->fmt.pix.field;
1585         maxw  = min(dev->crop_current.width*4,  dev->crop_bounds.width);
1586         maxh  = min(dev->crop_current.height*4, dev->crop_bounds.height);
1587
1588         if (V4L2_FIELD_ANY == field) {
1589                 field = (f->fmt.pix.height > maxh/2)
1590                         ? V4L2_FIELD_INTERLACED
1591                         : V4L2_FIELD_BOTTOM;
1592         }
1593         switch (field) {
1594         case V4L2_FIELD_TOP:
1595         case V4L2_FIELD_BOTTOM:
1596                 maxh = maxh / 2;
1597                 break;
1598         case V4L2_FIELD_INTERLACED:
1599                 break;
1600         default:
1601                 return -EINVAL;
1602         }
1603
1604         f->fmt.pix.field = field;
1605         if (f->fmt.pix.width  < 48)
1606                 f->fmt.pix.width  = 48;
1607         if (f->fmt.pix.height < 32)
1608                 f->fmt.pix.height = 32;
1609         if (f->fmt.pix.width > maxw)
1610                 f->fmt.pix.width = maxw;
1611         if (f->fmt.pix.height > maxh)
1612                 f->fmt.pix.height = maxh;
1613         f->fmt.pix.width &= ~0x03;
1614         f->fmt.pix.bytesperline =
1615                 (f->fmt.pix.width * fmt->depth) >> 3;
1616         f->fmt.pix.sizeimage =
1617                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1618
1619         return 0;
1620 }
1621
1622 static int saa7134_try_fmt_vid_overlay(struct file *file, void *priv,
1623                                                 struct v4l2_format *f)
1624 {
1625         struct saa7134_fh *fh = priv;
1626         struct saa7134_dev *dev = fh->dev;
1627
1628         if (saa7134_no_overlay > 0) {
1629                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1630                 return -EINVAL;
1631         }
1632
1633         return verify_preview(dev, &f->fmt.win);
1634 }
1635
1636 static int saa7134_s_fmt_vid_cap(struct file *file, void *priv,
1637                                         struct v4l2_format *f)
1638 {
1639         struct saa7134_fh *fh = priv;
1640         int err;
1641
1642         err = saa7134_try_fmt_vid_cap(file, priv, f);
1643         if (0 != err)
1644                 return err;
1645
1646         fh->fmt       = format_by_fourcc(f->fmt.pix.pixelformat);
1647         fh->width     = f->fmt.pix.width;
1648         fh->height    = f->fmt.pix.height;
1649         fh->cap.field = f->fmt.pix.field;
1650         return 0;
1651 }
1652
1653 static int saa7134_s_fmt_vid_overlay(struct file *file, void *priv,
1654                                         struct v4l2_format *f)
1655 {
1656         struct saa7134_fh *fh = priv;
1657         struct saa7134_dev *dev = fh->dev;
1658         int err;
1659         unsigned long flags;
1660
1661         if (saa7134_no_overlay > 0) {
1662                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1663                 return -EINVAL;
1664         }
1665         err = verify_preview(dev, &f->fmt.win);
1666         if (0 != err)
1667                 return err;
1668
1669         mutex_lock(&dev->lock);
1670
1671         fh->win    = f->fmt.win;
1672         fh->nclips = f->fmt.win.clipcount;
1673
1674         if (fh->nclips > 8)
1675                 fh->nclips = 8;
1676
1677         if (copy_from_user(fh->clips, f->fmt.win.clips,
1678                            sizeof(struct v4l2_clip)*fh->nclips)) {
1679                 mutex_unlock(&dev->lock);
1680                 return -EFAULT;
1681         }
1682
1683         if (res_check(fh, RESOURCE_OVERLAY)) {
1684                 spin_lock_irqsave(&dev->slock, flags);
1685                 stop_preview(dev, fh);
1686                 start_preview(dev, fh);
1687                 spin_unlock_irqrestore(&dev->slock, flags);
1688         }
1689
1690         mutex_unlock(&dev->lock);
1691         return 0;
1692 }
1693
1694 int saa7134_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c)
1695 {
1696         const struct v4l2_queryctrl *ctrl;
1697
1698         if ((c->id <  V4L2_CID_BASE ||
1699              c->id >= V4L2_CID_LASTP1) &&
1700             (c->id <  V4L2_CID_PRIVATE_BASE ||
1701              c->id >= V4L2_CID_PRIVATE_LASTP1))
1702                 return -EINVAL;
1703         ctrl = ctrl_by_id(c->id);
1704         *c = (NULL != ctrl) ? *ctrl : no_ctrl;
1705         return 0;
1706 }
1707 EXPORT_SYMBOL_GPL(saa7134_queryctrl);
1708
1709 static int saa7134_enum_input(struct file *file, void *priv,
1710                                         struct v4l2_input *i)
1711 {
1712         struct saa7134_fh *fh = priv;
1713         struct saa7134_dev *dev = fh->dev;
1714         unsigned int n;
1715
1716         n = i->index;
1717         if (n >= SAA7134_INPUT_MAX)
1718                 return -EINVAL;
1719         if (NULL == card_in(dev, i->index).name)
1720                 return -EINVAL;
1721         memset(i, 0, sizeof(*i));
1722         i->index = n;
1723         i->type  = V4L2_INPUT_TYPE_CAMERA;
1724         strcpy(i->name, card_in(dev, n).name);
1725         if (card_in(dev, n).tv)
1726                 i->type = V4L2_INPUT_TYPE_TUNER;
1727         i->audioset = 1;
1728         if (n == dev->ctl_input) {
1729                 int v1 = saa_readb(SAA7134_STATUS_VIDEO1);
1730                 int v2 = saa_readb(SAA7134_STATUS_VIDEO2);
1731
1732                 if (0 != (v1 & 0x40))
1733                         i->status |= V4L2_IN_ST_NO_H_LOCK;
1734                 if (0 != (v2 & 0x40))
1735                         i->status |= V4L2_IN_ST_NO_SYNC;
1736                 if (0 != (v2 & 0x0e))
1737                         i->status |= V4L2_IN_ST_MACROVISION;
1738         }
1739         i->std = SAA7134_NORMS;
1740         return 0;
1741 }
1742
1743 static int saa7134_g_input(struct file *file, void *priv, unsigned int *i)
1744 {
1745         struct saa7134_fh *fh = priv;
1746         struct saa7134_dev *dev = fh->dev;
1747
1748         *i = dev->ctl_input;
1749         return 0;
1750 }
1751
1752 static int saa7134_s_input(struct file *file, void *priv, unsigned int i)
1753 {
1754         struct saa7134_fh *fh = priv;
1755         struct saa7134_dev *dev = fh->dev;
1756         int err;
1757
1758         err = v4l2_prio_check(&dev->prio, &fh->prio);
1759         if (0 != err)
1760                 return err;
1761
1762         if (i < 0  ||  i >= SAA7134_INPUT_MAX)
1763                 return -EINVAL;
1764         if (NULL == card_in(dev, i).name)
1765                 return -EINVAL;
1766         mutex_lock(&dev->lock);
1767         video_mux(dev, i);
1768         mutex_unlock(&dev->lock);
1769         return 0;
1770 }
1771
1772 static int saa7134_querycap(struct file *file, void  *priv,
1773                                         struct v4l2_capability *cap)
1774 {
1775         struct saa7134_fh *fh = priv;
1776         struct saa7134_dev *dev = fh->dev;
1777
1778         unsigned int tuner_type = dev->tuner_type;
1779
1780         strcpy(cap->driver, "saa7134");
1781         strlcpy(cap->card, saa7134_boards[dev->board].name,
1782                 sizeof(cap->card));
1783         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
1784         cap->version = SAA7134_VERSION_CODE;
1785         cap->capabilities =
1786                 V4L2_CAP_VIDEO_CAPTURE |
1787                 V4L2_CAP_VBI_CAPTURE |
1788                 V4L2_CAP_READWRITE |
1789                 V4L2_CAP_STREAMING |
1790                 V4L2_CAP_TUNER;
1791         if (saa7134_no_overlay <= 0)
1792                 cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY;
1793
1794         if ((tuner_type == TUNER_ABSENT) || (tuner_type == UNSET))
1795                 cap->capabilities &= ~V4L2_CAP_TUNER;
1796                 return 0;
1797 }
1798
1799 static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id *id)
1800 {
1801         struct saa7134_fh *fh = priv;
1802         struct saa7134_dev *dev = fh->dev;
1803         unsigned long flags;
1804         unsigned int i;
1805         v4l2_std_id fixup;
1806         int err;
1807
1808         err = v4l2_prio_check(&dev->prio, &fh->prio);
1809         if (0 != err)
1810                 return err;
1811
1812         for (i = 0; i < TVNORMS; i++)
1813                 if (*id == tvnorms[i].id)
1814                         break;
1815
1816         if (i == TVNORMS)
1817                 for (i = 0; i < TVNORMS; i++)
1818                         if (*id & tvnorms[i].id)
1819                                 break;
1820         if (i == TVNORMS)
1821                 return -EINVAL;
1822
1823         if ((*id & V4L2_STD_SECAM) && (secam[0] != '-')) {
1824                 if (secam[0] == 'L' || secam[0] == 'l') {
1825                         if (secam[1] == 'C' || secam[1] == 'c')
1826                                 fixup = V4L2_STD_SECAM_LC;
1827                         else
1828                                 fixup = V4L2_STD_SECAM_L;
1829                 } else {
1830                         if (secam[0] == 'D' || secam[0] == 'd')
1831                                 fixup = V4L2_STD_SECAM_DK;
1832                         else
1833                                 fixup = V4L2_STD_SECAM;
1834                 }
1835                 for (i = 0; i < TVNORMS; i++)
1836                         if (fixup == tvnorms[i].id)
1837                                 break;
1838         }
1839
1840         *id = tvnorms[i].id;
1841
1842         mutex_lock(&dev->lock);
1843         if (res_check(fh, RESOURCE_OVERLAY)) {
1844                 spin_lock_irqsave(&dev->slock, flags);
1845                 stop_preview(dev, fh);
1846                 spin_unlock_irqrestore(&dev->slock, flags);
1847
1848                 set_tvnorm(dev, &tvnorms[i]);
1849
1850                 spin_lock_irqsave(&dev->slock, flags);
1851                 start_preview(dev, fh);
1852                 spin_unlock_irqrestore(&dev->slock, flags);
1853         } else
1854                 set_tvnorm(dev, &tvnorms[i]);
1855
1856         saa7134_tvaudio_do_scan(dev);
1857         mutex_unlock(&dev->lock);
1858         return 0;
1859 }
1860
1861 static int saa7134_cropcap(struct file *file, void *priv,
1862                                         struct v4l2_cropcap *cap)
1863 {
1864         struct saa7134_fh *fh = priv;
1865         struct saa7134_dev *dev = fh->dev;
1866
1867         if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1868             cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1869                 return -EINVAL;
1870         cap->bounds  = dev->crop_bounds;
1871         cap->defrect = dev->crop_defrect;
1872         cap->pixelaspect.numerator   = 1;
1873         cap->pixelaspect.denominator = 1;
1874         if (dev->tvnorm->id & V4L2_STD_525_60) {
1875                 cap->pixelaspect.numerator   = 11;
1876                 cap->pixelaspect.denominator = 10;
1877         }
1878         if (dev->tvnorm->id & V4L2_STD_625_50) {
1879                 cap->pixelaspect.numerator   = 54;
1880                 cap->pixelaspect.denominator = 59;
1881         }
1882         return 0;
1883 }
1884
1885 static int saa7134_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
1886 {
1887         struct saa7134_fh *fh = f;
1888         struct saa7134_dev *dev = fh->dev;
1889
1890         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1891             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1892                 return -EINVAL;
1893         crop->c = dev->crop_current;
1894         return 0;
1895 }
1896
1897 static int saa7134_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
1898 {
1899         struct saa7134_fh *fh = f;
1900         struct saa7134_dev *dev = fh->dev;
1901         struct v4l2_rect *b = &dev->crop_bounds;
1902
1903         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1904             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1905                 return -EINVAL;
1906         if (crop->c.height < 0)
1907                 return -EINVAL;
1908         if (crop->c.width < 0)
1909                 return -EINVAL;
1910
1911         if (res_locked(fh->dev, RESOURCE_OVERLAY))
1912                 return -EBUSY;
1913         if (res_locked(fh->dev, RESOURCE_VIDEO))
1914                 return -EBUSY;
1915
1916         if (crop->c.top < b->top)
1917                 crop->c.top = b->top;
1918         if (crop->c.top > b->top + b->height)
1919                 crop->c.top = b->top + b->height;
1920         if (crop->c.height > b->top - crop->c.top + b->height)
1921                 crop->c.height = b->top - crop->c.top + b->height;
1922
1923         if (crop->c.left < b->left)
1924                 crop->c.left = b->left;
1925         if (crop->c.left > b->left + b->width)
1926                 crop->c.left = b->left + b->width;
1927         if (crop->c.width > b->left - crop->c.left + b->width)
1928                 crop->c.width = b->left - crop->c.left + b->width;
1929
1930         dev->crop_current = crop->c;
1931         return 0;
1932 }
1933
1934 static int saa7134_g_tuner(struct file *file, void *priv,
1935                                         struct v4l2_tuner *t)
1936 {
1937         struct saa7134_fh *fh = priv;
1938         struct saa7134_dev *dev = fh->dev;
1939         int n;
1940
1941         if (0 != t->index)
1942                 return -EINVAL;
1943         memset(t, 0, sizeof(*t));
1944         for (n = 0; n < SAA7134_INPUT_MAX; n++)
1945                 if (card_in(dev, n).tv)
1946                         break;
1947         if (NULL != card_in(dev, n).name) {
1948                 strcpy(t->name, "Television");
1949                 t->type = V4L2_TUNER_ANALOG_TV;
1950                 t->capability = V4L2_TUNER_CAP_NORM |
1951                         V4L2_TUNER_CAP_STEREO |
1952                         V4L2_TUNER_CAP_LANG1 |
1953                         V4L2_TUNER_CAP_LANG2;
1954                 t->rangehigh = 0xffffffffUL;
1955                 t->rxsubchans = saa7134_tvaudio_getstereo(dev);
1956                 t->audmode = saa7134_tvaudio_rx2mode(t->rxsubchans);
1957         }
1958         if (0 != (saa_readb(SAA7134_STATUS_VIDEO1) & 0x03))
1959                 t->signal = 0xffff;
1960         return 0;
1961 }
1962
1963 static int saa7134_s_tuner(struct file *file, void *priv,
1964                                         struct v4l2_tuner *t)
1965 {
1966         struct saa7134_fh *fh = priv;
1967         struct saa7134_dev *dev = fh->dev;
1968         int rx, mode, err;
1969
1970         err = v4l2_prio_check(&dev->prio, &fh->prio);
1971         if (0 != err)
1972                 return err;
1973
1974         mode = dev->thread.mode;
1975         if (UNSET == mode) {
1976                 rx   = saa7134_tvaudio_getstereo(dev);
1977                 mode = saa7134_tvaudio_rx2mode(t->rxsubchans);
1978         }
1979         if (mode != t->audmode)
1980                 dev->thread.mode = t->audmode;
1981
1982         return 0;
1983 }
1984
1985 static int saa7134_g_frequency(struct file *file, void *priv,
1986                                         struct v4l2_frequency *f)
1987 {
1988         struct saa7134_fh *fh = priv;
1989         struct saa7134_dev *dev = fh->dev;
1990
1991         f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
1992         f->frequency = dev->ctl_freq;
1993
1994         return 0;
1995 }
1996
1997 static int saa7134_s_frequency(struct file *file, void *priv,
1998                                         struct v4l2_frequency *f)
1999 {
2000         struct saa7134_fh *fh = priv;
2001         struct saa7134_dev *dev = fh->dev;
2002         int err;
2003
2004         err = v4l2_prio_check(&dev->prio, &fh->prio);
2005         if (0 != err)
2006                 return err;
2007
2008         if (0 != f->tuner)
2009                 return -EINVAL;
2010         if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type)
2011                 return -EINVAL;
2012         if (1 == fh->radio && V4L2_TUNER_RADIO != f->type)
2013                 return -EINVAL;
2014         mutex_lock(&dev->lock);
2015         dev->ctl_freq = f->frequency;
2016
2017         saa7134_i2c_call_clients(dev, VIDIOC_S_FREQUENCY, f);
2018
2019         saa7134_tvaudio_do_scan(dev);
2020         mutex_unlock(&dev->lock);
2021         return 0;
2022 }
2023
2024 static int saa7134_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
2025 {
2026         strcpy(a->name, "audio");
2027         return 0;
2028 }
2029
2030 static int saa7134_s_audio(struct file *file, void *priv, struct v4l2_audio *a)
2031 {
2032         return 0;
2033 }
2034
2035 static int saa7134_g_priority(struct file *file, void *f, enum v4l2_priority *p)
2036 {
2037         struct saa7134_fh *fh = f;
2038         struct saa7134_dev *dev = fh->dev;
2039
2040         *p = v4l2_prio_max(&dev->prio);
2041         return 0;
2042 }
2043
2044 static int saa7134_s_priority(struct file *file, void *f,
2045                                         enum v4l2_priority prio)
2046 {
2047         struct saa7134_fh *fh = f;
2048         struct saa7134_dev *dev = fh->dev;
2049
2050         return v4l2_prio_change(&dev->prio, &fh->prio, prio);
2051 }
2052
2053 static int saa7134_enum_fmt_vid_cap(struct file *file, void  *priv,
2054                                         struct v4l2_fmtdesc *f)
2055 {
2056         if (f->index >= FORMATS)
2057                 return -EINVAL;
2058
2059         strlcpy(f->description, formats[f->index].name,
2060                 sizeof(f->description));
2061
2062         f->pixelformat = formats[f->index].fourcc;
2063
2064         return 0;
2065 }
2066
2067 static int saa7134_enum_fmt_vid_overlay(struct file *file, void  *priv,
2068                                         struct v4l2_fmtdesc *f)
2069 {
2070         if (saa7134_no_overlay > 0) {
2071                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
2072                 return -EINVAL;
2073         }
2074
2075         if ((f->index >= FORMATS) || formats[f->index].planar)
2076                 return -EINVAL;
2077
2078         strlcpy(f->description, formats[f->index].name,
2079                 sizeof(f->description));
2080
2081         f->pixelformat = formats[f->index].fourcc;
2082
2083         return 0;
2084 }
2085
2086 static int saa7134_enum_fmt_vbi_cap(struct file *file, void  *priv,
2087                                         struct v4l2_fmtdesc *f)
2088 {
2089         if (0 != f->index)
2090                 return -EINVAL;
2091
2092         f->pixelformat = V4L2_PIX_FMT_GREY;
2093         strcpy(f->description, "vbi data");
2094
2095         return 0;
2096 }
2097
2098 static int saa7134_g_fbuf(struct file *file, void *f,
2099                                 struct v4l2_framebuffer *fb)
2100 {
2101         struct saa7134_fh *fh = f;
2102         struct saa7134_dev *dev = fh->dev;
2103
2104         *fb = dev->ovbuf;
2105         fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
2106
2107         return 0;
2108 }
2109
2110 static int saa7134_s_fbuf(struct file *file, void *f,
2111                                         struct v4l2_framebuffer *fb)
2112 {
2113         struct saa7134_fh *fh = f;
2114         struct saa7134_dev *dev = fh->dev;
2115         struct saa7134_format *fmt;
2116
2117         if (!capable(CAP_SYS_ADMIN) &&
2118            !capable(CAP_SYS_RAWIO))
2119                 return -EPERM;
2120
2121         /* check args */
2122         fmt = format_by_fourcc(fb->fmt.pixelformat);
2123         if (NULL == fmt)
2124                 return -EINVAL;
2125
2126         /* ok, accept it */
2127         dev->ovbuf = *fb;
2128         dev->ovfmt = fmt;
2129         if (0 == dev->ovbuf.fmt.bytesperline)
2130                 dev->ovbuf.fmt.bytesperline =
2131                         dev->ovbuf.fmt.width*fmt->depth/8;
2132         return 0;
2133 }
2134
2135 static int saa7134_overlay(struct file *file, void *f, unsigned int on)
2136 {
2137         struct saa7134_fh *fh = f;
2138         struct saa7134_dev *dev = fh->dev;
2139         unsigned long flags;
2140
2141         if (on) {
2142                 if (saa7134_no_overlay > 0) {
2143                         dprintk("no_overlay\n");
2144                         return -EINVAL;
2145                 }
2146
2147                 if (!res_get(dev, fh, RESOURCE_OVERLAY))
2148                         return -EBUSY;
2149                 spin_lock_irqsave(&dev->slock, flags);
2150                 start_preview(dev, fh);
2151                 spin_unlock_irqrestore(&dev->slock, flags);
2152         }
2153         if (!on) {
2154                 if (!res_check(fh, RESOURCE_OVERLAY))
2155                         return -EINVAL;
2156                 spin_lock_irqsave(&dev->slock, flags);
2157                 stop_preview(dev, fh);
2158                 spin_unlock_irqrestore(&dev->slock, flags);
2159                 res_free(dev, fh, RESOURCE_OVERLAY);
2160         }
2161         return 0;
2162 }
2163
2164 #ifdef CONFIG_VIDEO_V4L1_COMPAT
2165 static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf)
2166 {
2167         struct saa7134_fh *fh = file->private_data;
2168         return videobuf_cgmbuf(saa7134_queue(fh), mbuf, 8);
2169 }
2170 #endif
2171
2172 static int saa7134_reqbufs(struct file *file, void *priv,
2173                                         struct v4l2_requestbuffers *p)
2174 {
2175         struct saa7134_fh *fh = priv;
2176         return videobuf_reqbufs(saa7134_queue(fh), p);
2177 }
2178
2179 static int saa7134_querybuf(struct file *file, void *priv,
2180                                         struct v4l2_buffer *b)
2181 {
2182         struct saa7134_fh *fh = priv;
2183         return videobuf_querybuf(saa7134_queue(fh), b);
2184 }
2185
2186 static int saa7134_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2187 {
2188         struct saa7134_fh *fh = priv;
2189         return videobuf_qbuf(saa7134_queue(fh), b);
2190 }
2191
2192 static int saa7134_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2193 {
2194         struct saa7134_fh *fh = priv;
2195         return videobuf_dqbuf(saa7134_queue(fh), b,
2196                                 file->f_flags & O_NONBLOCK);
2197 }
2198
2199 static int saa7134_streamon(struct file *file, void *priv,
2200                                         enum v4l2_buf_type type)
2201 {
2202         struct saa7134_fh *fh = priv;
2203         struct saa7134_dev *dev = fh->dev;
2204         int res = saa7134_resource(fh);
2205
2206         if (!res_get(dev, fh, res))
2207                 return -EBUSY;
2208
2209         return videobuf_streamon(saa7134_queue(fh));
2210 }
2211
2212 static int saa7134_streamoff(struct file *file, void *priv,
2213                                         enum v4l2_buf_type type)
2214 {
2215         int err;
2216         struct saa7134_fh *fh = priv;
2217         struct saa7134_dev *dev = fh->dev;
2218         int res = saa7134_resource(fh);
2219
2220         err = videobuf_streamoff(saa7134_queue(fh));
2221         if (err < 0)
2222                 return err;
2223         res_free(dev, fh, res);
2224         return 0;
2225 }
2226
2227 static int saa7134_g_parm(struct file *file, void *fh,
2228                                 struct v4l2_streamparm *parm)
2229 {
2230         return 0;
2231 }
2232
2233 #ifdef CONFIG_VIDEO_ADV_DEBUG
2234 static int vidioc_g_register (struct file *file, void *priv,
2235                               struct v4l2_register *reg)
2236 {
2237         struct saa7134_fh *fh = priv;
2238         struct saa7134_dev *dev = fh->dev;
2239
2240         if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
2241                 return -EINVAL;
2242         reg->val = saa_readb(reg->reg);
2243         return 0;
2244 }
2245
2246 static int vidioc_s_register (struct file *file, void *priv,
2247                                 struct v4l2_register *reg)
2248 {
2249         struct saa7134_fh *fh = priv;
2250         struct saa7134_dev *dev = fh->dev;
2251
2252         if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
2253                 return -EINVAL;
2254         saa_writeb(reg->reg&0xffffff, reg->val);
2255         return 0;
2256 }
2257 #endif
2258
2259 static int radio_querycap(struct file *file, void *priv,
2260                                         struct v4l2_capability *cap)
2261 {
2262         struct saa7134_fh *fh = file->private_data;
2263         struct saa7134_dev *dev = fh->dev;
2264
2265         strcpy(cap->driver, "saa7134");
2266         strlcpy(cap->card, saa7134_boards[dev->board].name, sizeof(cap->card));
2267         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
2268         cap->version = SAA7134_VERSION_CODE;
2269         cap->capabilities = V4L2_CAP_TUNER;
2270         return 0;
2271 }
2272
2273 static int radio_g_tuner(struct file *file, void *priv,
2274                                         struct v4l2_tuner *t)
2275 {
2276         struct saa7134_fh *fh = file->private_data;
2277         struct saa7134_dev *dev = fh->dev;
2278
2279         if (0 != t->index)
2280                 return -EINVAL;
2281
2282         memset(t, 0, sizeof(*t));
2283         strcpy(t->name, "Radio");
2284         t->type = V4L2_TUNER_RADIO;
2285
2286         saa7134_i2c_call_clients(dev, VIDIOC_G_TUNER, t);
2287         if (dev->input->amux == TV) {
2288                 t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11);
2289                 t->rxsubchans = (saa_readb(0x529) & 0x08) ?
2290                                 V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
2291         }
2292         return 0;
2293 }
2294 static int radio_s_tuner(struct file *file, void *priv,
2295                                         struct v4l2_tuner *t)
2296 {
2297         struct saa7134_fh *fh = file->private_data;
2298         struct saa7134_dev *dev = fh->dev;
2299
2300         if (0 != t->index)
2301                 return -EINVAL;
2302
2303         saa7134_i2c_call_clients(dev, VIDIOC_S_TUNER, t);
2304         return 0;
2305 }
2306
2307 static int radio_enum_input(struct file *file, void *priv,
2308                                         struct v4l2_input *i)
2309 {
2310         if (i->index != 0)
2311                 return -EINVAL;
2312
2313         strcpy(i->name, "Radio");
2314         i->type = V4L2_INPUT_TYPE_TUNER;
2315
2316         return 0;
2317 }
2318
2319 static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
2320 {
2321         *i = 0;
2322         return 0;
2323 }
2324
2325 static int radio_g_audio(struct file *file, void *priv,
2326                                         struct v4l2_audio *a)
2327 {
2328         memset(a, 0, sizeof(*a));
2329         strcpy(a->name, "Radio");
2330         return 0;
2331 }
2332
2333 static int radio_s_audio(struct file *file, void *priv,
2334                                         struct v4l2_audio *a)
2335 {
2336         return 0;
2337 }
2338
2339 static int radio_s_input(struct file *filp, void *priv, unsigned int i)
2340 {
2341         return 0;
2342 }
2343
2344 static int radio_s_std(struct file *file, void *fh, v4l2_std_id *norm)
2345 {
2346         return 0;
2347 }
2348
2349 static int radio_queryctrl(struct file *file, void *priv,
2350                                         struct v4l2_queryctrl *c)
2351 {
2352         const struct v4l2_queryctrl *ctrl;
2353
2354         if (c->id <  V4L2_CID_BASE ||
2355             c->id >= V4L2_CID_LASTP1)
2356                 return -EINVAL;
2357         if (c->id == V4L2_CID_AUDIO_MUTE) {
2358                 ctrl = ctrl_by_id(c->id);
2359                 *c = *ctrl;
2360         } else
2361                 *c = no_ctrl;
2362         return 0;
2363 }
2364
2365 static const struct file_operations video_fops =
2366 {
2367         .owner    = THIS_MODULE,
2368         .open     = video_open,
2369         .release  = video_release,
2370         .read     = video_read,
2371         .poll     = video_poll,
2372         .mmap     = video_mmap,
2373         .ioctl    = video_ioctl2,
2374         .compat_ioctl   = v4l_compat_ioctl32,
2375         .llseek   = no_llseek,
2376 };
2377
2378 static const struct v4l2_ioctl_ops video_ioctl_ops = {
2379         .vidioc_querycap                = saa7134_querycap,
2380         .vidioc_enum_fmt_vid_cap        = saa7134_enum_fmt_vid_cap,
2381         .vidioc_g_fmt_vid_cap           = saa7134_g_fmt_vid_cap,
2382         .vidioc_try_fmt_vid_cap         = saa7134_try_fmt_vid_cap,
2383         .vidioc_s_fmt_vid_cap           = saa7134_s_fmt_vid_cap,
2384         .vidioc_enum_fmt_vid_overlay    = saa7134_enum_fmt_vid_overlay,
2385         .vidioc_g_fmt_vid_overlay       = saa7134_g_fmt_vid_overlay,
2386         .vidioc_try_fmt_vid_overlay     = saa7134_try_fmt_vid_overlay,
2387         .vidioc_s_fmt_vid_overlay       = saa7134_s_fmt_vid_overlay,
2388         .vidioc_enum_fmt_vbi_cap        = saa7134_enum_fmt_vbi_cap,
2389         .vidioc_g_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2390         .vidioc_try_fmt_vbi_cap         = saa7134_try_get_set_fmt_vbi_cap,
2391         .vidioc_s_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2392         .vidioc_g_audio                 = saa7134_g_audio,
2393         .vidioc_s_audio                 = saa7134_s_audio,
2394         .vidioc_cropcap                 = saa7134_cropcap,
2395         .vidioc_reqbufs                 = saa7134_reqbufs,
2396         .vidioc_querybuf                = saa7134_querybuf,
2397         .vidioc_qbuf                    = saa7134_qbuf,
2398         .vidioc_dqbuf                   = saa7134_dqbuf,
2399         .vidioc_s_std                   = saa7134_s_std,
2400         .vidioc_enum_input              = saa7134_enum_input,
2401         .vidioc_g_input                 = saa7134_g_input,
2402         .vidioc_s_input                 = saa7134_s_input,
2403         .vidioc_queryctrl               = saa7134_queryctrl,
2404         .vidioc_g_ctrl                  = saa7134_g_ctrl,
2405         .vidioc_s_ctrl                  = saa7134_s_ctrl,
2406         .vidioc_streamon                = saa7134_streamon,
2407         .vidioc_streamoff               = saa7134_streamoff,
2408         .vidioc_g_tuner                 = saa7134_g_tuner,
2409         .vidioc_s_tuner                 = saa7134_s_tuner,
2410 #ifdef CONFIG_VIDEO_V4L1_COMPAT
2411         .vidiocgmbuf                    = vidiocgmbuf,
2412 #endif
2413         .vidioc_g_crop                  = saa7134_g_crop,
2414         .vidioc_s_crop                  = saa7134_s_crop,
2415         .vidioc_g_fbuf                  = saa7134_g_fbuf,
2416         .vidioc_s_fbuf                  = saa7134_s_fbuf,
2417         .vidioc_overlay                 = saa7134_overlay,
2418         .vidioc_g_priority              = saa7134_g_priority,
2419         .vidioc_s_priority              = saa7134_s_priority,
2420         .vidioc_g_parm                  = saa7134_g_parm,
2421         .vidioc_g_frequency             = saa7134_g_frequency,
2422         .vidioc_s_frequency             = saa7134_s_frequency,
2423 #ifdef CONFIG_VIDEO_ADV_DEBUG
2424         .vidioc_g_register              = vidioc_g_register,
2425         .vidioc_s_register              = vidioc_s_register,
2426 #endif
2427 };
2428
2429 static const struct file_operations radio_fops = {
2430         .owner    = THIS_MODULE,
2431         .open     = video_open,
2432         .release  = video_release,
2433         .ioctl    = video_ioctl2,
2434         .compat_ioctl   = v4l_compat_ioctl32,
2435         .llseek   = no_llseek,
2436 };
2437
2438 static const struct v4l2_ioctl_ops radio_ioctl_ops = {
2439         .vidioc_querycap        = radio_querycap,
2440         .vidioc_g_tuner         = radio_g_tuner,
2441         .vidioc_enum_input      = radio_enum_input,
2442         .vidioc_g_audio         = radio_g_audio,
2443         .vidioc_s_tuner         = radio_s_tuner,
2444         .vidioc_s_audio         = radio_s_audio,
2445         .vidioc_s_input         = radio_s_input,
2446         .vidioc_s_std           = radio_s_std,
2447         .vidioc_queryctrl       = radio_queryctrl,
2448         .vidioc_g_input         = radio_g_input,
2449         .vidioc_g_ctrl          = saa7134_g_ctrl,
2450         .vidioc_s_ctrl          = saa7134_s_ctrl,
2451         .vidioc_g_frequency     = saa7134_g_frequency,
2452         .vidioc_s_frequency     = saa7134_s_frequency,
2453 };
2454
2455 /* ----------------------------------------------------------- */
2456 /* exported stuff                                              */
2457
2458 struct video_device saa7134_video_template = {
2459         .name                           = "saa7134-video",
2460         .fops                           = &video_fops,
2461         .ioctl_ops                      = &video_ioctl_ops,
2462         .minor                          = -1,
2463         .tvnorms                        = SAA7134_NORMS,
2464         .current_norm                   = V4L2_STD_PAL,
2465 };
2466
2467 struct video_device saa7134_radio_template = {
2468         .name                   = "saa7134-radio",
2469         .fops                   = &radio_fops,
2470         .ioctl_ops              = &radio_ioctl_ops,
2471         .minor                  = -1,
2472 };
2473
2474 int saa7134_video_init1(struct saa7134_dev *dev)
2475 {
2476         /* sanitycheck insmod options */
2477         if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME)
2478                 gbuffers = 2;
2479         if (gbufsize < 0 || gbufsize > gbufsize_max)
2480                 gbufsize = gbufsize_max;
2481         gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK;
2482
2483         /* put some sensible defaults into the data structures ... */
2484         dev->ctl_bright     = ctrl_by_id(V4L2_CID_BRIGHTNESS)->default_value;
2485         dev->ctl_contrast   = ctrl_by_id(V4L2_CID_CONTRAST)->default_value;
2486         dev->ctl_hue        = ctrl_by_id(V4L2_CID_HUE)->default_value;
2487         dev->ctl_saturation = ctrl_by_id(V4L2_CID_SATURATION)->default_value;
2488         dev->ctl_volume     = ctrl_by_id(V4L2_CID_AUDIO_VOLUME)->default_value;
2489         dev->ctl_mute       = 1; // ctrl_by_id(V4L2_CID_AUDIO_MUTE)->default_value;
2490         dev->ctl_invert     = ctrl_by_id(V4L2_CID_PRIVATE_INVERT)->default_value;
2491         dev->ctl_automute   = ctrl_by_id(V4L2_CID_PRIVATE_AUTOMUTE)->default_value;
2492
2493         if (dev->tda9887_conf && dev->ctl_automute)
2494                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
2495         dev->automute       = 0;
2496
2497         INIT_LIST_HEAD(&dev->video_q.queue);
2498         init_timer(&dev->video_q.timeout);
2499         dev->video_q.timeout.function = saa7134_buffer_timeout;
2500         dev->video_q.timeout.data     = (unsigned long)(&dev->video_q);
2501         dev->video_q.dev              = dev;
2502
2503         if (saa7134_boards[dev->board].video_out)
2504                 saa7134_videoport_init(dev);
2505
2506         return 0;
2507 }
2508
2509 int saa7134_videoport_init(struct saa7134_dev *dev)
2510 {
2511         /* enable video output */
2512         int vo = saa7134_boards[dev->board].video_out;
2513         int video_reg;
2514         unsigned int vid_port_opts = saa7134_boards[dev->board].vid_port_opts;
2515
2516         /* Configure videoport */
2517         saa_writeb(SAA7134_VIDEO_PORT_CTRL0, video_out[vo][0]);
2518         video_reg = video_out[vo][1];
2519         if (vid_port_opts & SET_T_CODE_POLARITY_NON_INVERTED)
2520                 video_reg &= ~VP_T_CODE_P_INVERTED;
2521         saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_reg);
2522         saa_writeb(SAA7134_VIDEO_PORT_CTRL2, video_out[vo][2]);
2523         saa_writeb(SAA7134_VIDEO_PORT_CTRL4, video_out[vo][4]);
2524         video_reg = video_out[vo][5];
2525         if (vid_port_opts & SET_CLOCK_NOT_DELAYED)
2526                 video_reg &= ~VP_CLK_CTRL2_DELAYED;
2527         if (vid_port_opts & SET_CLOCK_INVERTED)
2528                 video_reg |= VP_CLK_CTRL1_INVERTED;
2529         saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_reg);
2530         video_reg = video_out[vo][6];
2531         if (vid_port_opts & SET_VSYNC_OFF) {
2532                 video_reg &= ~VP_VS_TYPE_MASK;
2533                 video_reg |= VP_VS_TYPE_OFF;
2534         }
2535         saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_reg);
2536         saa_writeb(SAA7134_VIDEO_PORT_CTRL7, video_out[vo][7]);
2537         saa_writeb(SAA7134_VIDEO_PORT_CTRL8, video_out[vo][8]);
2538
2539         /* Start videoport */
2540         saa_writeb(SAA7134_VIDEO_PORT_CTRL3, video_out[vo][3]);
2541
2542         return 0;
2543 }
2544
2545 int saa7134_video_init2(struct saa7134_dev *dev)
2546 {
2547         /* init video hw */
2548         set_tvnorm(dev,&tvnorms[0]);
2549         video_mux(dev,0);
2550         saa7134_tvaudio_setmute(dev);
2551         saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
2552         return 0;
2553 }
2554
2555 void saa7134_irq_video_signalchange(struct saa7134_dev *dev)
2556 {
2557         static const char *st[] = {
2558                 "(no signal)", "NTSC", "PAL", "SECAM" };
2559         u32 st1,st2;
2560
2561         st1 = saa_readb(SAA7134_STATUS_VIDEO1);
2562         st2 = saa_readb(SAA7134_STATUS_VIDEO2);
2563         dprintk("DCSDT: pll: %s, sync: %s, norm: %s\n",
2564                 (st1 & 0x40) ? "not locked" : "locked",
2565                 (st2 & 0x40) ? "no"         : "yes",
2566                 st[st1 & 0x03]);
2567         dev->nosignal = (st1 & 0x40) || (st2 & 0x40)  || !(st2 & 0x1);
2568
2569         if (dev->nosignal) {
2570                 /* no video signal -> mute audio */
2571                 if (dev->ctl_automute)
2572                         dev->automute = 1;
2573                 saa7134_tvaudio_setmute(dev);
2574         } else {
2575                 /* wake up tvaudio audio carrier scan thread */
2576                 saa7134_tvaudio_do_scan(dev);
2577         }
2578
2579         if ((st2 & 0x80) && !noninterlaced && !dev->nosignal)
2580                 saa_clearb(SAA7134_SYNC_CTRL, 0x20);
2581         else
2582                 saa_setb(SAA7134_SYNC_CTRL, 0x20);
2583
2584         if (dev->mops && dev->mops->signal_change)
2585                 dev->mops->signal_change(dev);
2586 }
2587
2588
2589 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status)
2590 {
2591         enum v4l2_field field;
2592
2593         spin_lock(&dev->slock);
2594         if (dev->video_q.curr) {
2595                 dev->video_fieldcount++;
2596                 field = dev->video_q.curr->vb.field;
2597                 if (V4L2_FIELD_HAS_BOTH(field)) {
2598                         /* make sure we have seen both fields */
2599                         if ((status & 0x10) == 0x00) {
2600                                 dev->video_q.curr->top_seen = 1;
2601                                 goto done;
2602                         }
2603                         if (!dev->video_q.curr->top_seen)
2604                                 goto done;
2605                 } else if (field == V4L2_FIELD_TOP) {
2606                         if ((status & 0x10) != 0x10)
2607                                 goto done;
2608                 } else if (field == V4L2_FIELD_BOTTOM) {
2609                         if ((status & 0x10) != 0x00)
2610                                 goto done;
2611                 }
2612                 dev->video_q.curr->vb.field_count = dev->video_fieldcount;
2613                 saa7134_buffer_finish(dev,&dev->video_q,VIDEOBUF_DONE);
2614         }
2615         saa7134_buffer_next(dev,&dev->video_q);
2616
2617  done:
2618         spin_unlock(&dev->slock);
2619 }
2620
2621 /* ----------------------------------------------------------- */
2622 /*
2623  * Local variables:
2624  * c-basic-offset: 8
2625  * End:
2626  */