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                 if ((card(dev).tuner_type == TUNER_PHILIPS_TDA8290)
 631                                 && ((card(dev).tuner_config == 1)
 632                                 ||  (card(dev).tuner_config == 2)))
 633                         saa7134_set_gpio(dev, 22, 5);
 634                 saa7134_i2c_call_clients(dev, VIDIOC_S_STD, &dev->tvnorm->id);
 635         }
 636 }
 637
 638 static void set_h_prescale(struct saa7134_dev *dev, int task, int prescale)
 639 {
 640         static const struct {
 641                 int xpsc;
 642                 int xacl;
 643                 int xc2_1;
 644                 int xdcg;
 645                 int vpfy;
 646         } vals[] = {
 647                 /* XPSC XACL XC2_1 XDCG VPFY */
 648                 {    1,   0,    0,    0,   0 },
 649                 {    2,   2,    1,    2,   2 },
 650                 {    3,   4,    1,    3,   2 },
 651                 {    4,   8,    1,    4,   2 },
 652                 {    5,   8,    1,    4,   2 },
 653                 {    6,   8,    1,    4,   3 },
 654                 {    7,   8,    1,    4,   3 },
 655                 {    8,  15,    0,    4,   3 },
 656                 {    9,  15,    0,    4,   3 },
 657                 {   10,  16,    1,    5,   3 },
 658         };
 659         static const int count = ARRAY_SIZE(vals);
 660         int i;
 661
 662         for (i = 0; i < count; i++)
 663                 if (vals[i].xpsc == prescale)
 664                         break;
 665         if (i == count)
 666                 return;
 667
 668         saa_writeb(SAA7134_H_PRESCALE(task), vals[i].xpsc);
 669         saa_writeb(SAA7134_ACC_LENGTH(task), vals[i].xacl);
 670         saa_writeb(SAA7134_LEVEL_CTRL(task),
 671                    (vals[i].xc2_1 << 3) | (vals[i].xdcg));
 672         saa_andorb(SAA7134_FIR_PREFILTER_CTRL(task), 0x0f,
 673                    (vals[i].vpfy << 2) | vals[i].vpfy);
 674 }
 675
 676 static void set_v_scale(struct saa7134_dev *dev, int task, int yscale)
 677 {
 678         int val,mirror;
 679
 680         saa_writeb(SAA7134_V_SCALE_RATIO1(task), yscale &  0xff);
 681         saa_writeb(SAA7134_V_SCALE_RATIO2(task), yscale >> 8);
 682
 683         mirror = (dev->ctl_mirror) ? 0x02 : 0x00;
 684         if (yscale < 2048) {
 685                 /* LPI */
 686                 dprintk("yscale LPI yscale=%d\n",yscale);
 687                 saa_writeb(SAA7134_V_FILTER(task), 0x00 | mirror);
 688                 saa_writeb(SAA7134_LUMA_CONTRAST(task), 0x40);
 689                 saa_writeb(SAA7134_CHROMA_SATURATION(task), 0x40);
 690         } else {
 691                 /* ACM */
 692                 val = 0x40 * 1024 / yscale;
 693                 dprintk("yscale ACM yscale=%d val=0x%x\n",yscale,val);
 694                 saa_writeb(SAA7134_V_FILTER(task), 0x01 | mirror);
 695                 saa_writeb(SAA7134_LUMA_CONTRAST(task), val);
 696                 saa_writeb(SAA7134_CHROMA_SATURATION(task), val);
 697         }
 698         saa_writeb(SAA7134_LUMA_BRIGHT(task),       0x80);
 699 }
 700
 701 static void set_size(struct saa7134_dev *dev, int task,
 702                      int width, int height, int interlace)
 703 {
 704         int prescale,xscale,yscale,y_even,y_odd;
 705         int h_start, h_stop, v_start, v_stop;
 706         int div = interlace ? 2 : 1;
 707
 708         /* setup video scaler */
 709         h_start = dev->crop_current.left;
 710         v_start = dev->crop_current.top/2;
 711         h_stop  = (dev->crop_current.left + dev->crop_current.width -1);
 712         v_stop  = (dev->crop_current.top + dev->crop_current.height -1)/2;
 713
 714         saa_writeb(SAA7134_VIDEO_H_START1(task), h_start &  0xff);
 715         saa_writeb(SAA7134_VIDEO_H_START2(task), h_start >> 8);
 716         saa_writeb(SAA7134_VIDEO_H_STOP1(task),  h_stop  &  0xff);
 717         saa_writeb(SAA7134_VIDEO_H_STOP2(task),  h_stop  >> 8);
 718         saa_writeb(SAA7134_VIDEO_V_START1(task), v_start &  0xff);
 719         saa_writeb(SAA7134_VIDEO_V_START2(task), v_start >> 8);
 720         saa_writeb(SAA7134_VIDEO_V_STOP1(task),  v_stop  &  0xff);
 721         saa_writeb(SAA7134_VIDEO_V_STOP2(task),  v_stop  >> 8);
 722
 723         prescale = dev->crop_current.width / width;
 724         if (0 == prescale)
 725                 prescale = 1;
 726         xscale = 1024 * dev->crop_current.width / prescale / width;
 727         yscale = 512 * div * dev->crop_current.height / height;
 728         dprintk("prescale=%d xscale=%d yscale=%d\n",prescale,xscale,yscale);
 729         set_h_prescale(dev,task,prescale);
 730         saa_writeb(SAA7134_H_SCALE_INC1(task),      xscale &  0xff);
 731         saa_writeb(SAA7134_H_SCALE_INC2(task),      xscale >> 8);
 732         set_v_scale(dev,task,yscale);
 733
 734         saa_writeb(SAA7134_VIDEO_PIXELS1(task),     width  & 0xff);
 735         saa_writeb(SAA7134_VIDEO_PIXELS2(task),     width  >> 8);
 736         saa_writeb(SAA7134_VIDEO_LINES1(task),      height/div & 0xff);
 737         saa_writeb(SAA7134_VIDEO_LINES2(task),      height/div >> 8);
 738
 739         /* deinterlace y offsets */
 740         y_odd  = dev->ctl_y_odd;
 741         y_even = dev->ctl_y_even;
 742         saa_writeb(SAA7134_V_PHASE_OFFSET0(task), y_odd);
 743         saa_writeb(SAA7134_V_PHASE_OFFSET1(task), y_even);
 744         saa_writeb(SAA7134_V_PHASE_OFFSET2(task), y_odd);
 745         saa_writeb(SAA7134_V_PHASE_OFFSET3(task), y_even);
 746 }
 747
 748 /* ------------------------------------------------------------------ */
 749
 750 struct cliplist {
 751         __u16 position;
 752         __u8  enable;
 753         __u8  disable;
 754 };
 755
 756 static void set_cliplist(struct saa7134_dev *dev, int reg,
 757                         struct cliplist *cl, int entries, char *name)
 758 {
 759         __u8 winbits = 0;
 760         int i;
 761
 762         for (i = 0; i < entries; i++) {
 763                 winbits |= cl[i].enable;
 764                 winbits &= ~cl[i].disable;
 765                 if (i < 15 && cl[i].position == cl[i+1].position)
 766                         continue;
 767                 saa_writeb(reg + 0, winbits);
 768                 saa_writeb(reg + 2, cl[i].position & 0xff);
 769                 saa_writeb(reg + 3, cl[i].position >> 8);
 770                 dprintk("clip: %s winbits=%02x pos=%d\n",
 771                         name,winbits,cl[i].position);
 772                 reg += 8;
 773         }
 774         for (; reg < 0x400; reg += 8) {
 775                 saa_writeb(reg+ 0, 0);
 776                 saa_writeb(reg + 1, 0);
 777                 saa_writeb(reg + 2, 0);
 778                 saa_writeb(reg + 3, 0);
 779         }
 780 }
 781
 782 static int clip_range(int val)
 783 {
 784         if (val < 0)
 785                 val = 0;
 786         return val;
 787 }
 788
 789 /* Sort into smallest position first order */
 790 static int cliplist_cmp(const void *a, const void *b)
 791 {
 792         const struct cliplist *cla = a;
 793         const struct cliplist *clb = b;
 794         if (cla->position < clb->position)
 795                 return -1;
 796         if (cla->position > clb->position)
 797                 return 1;
 798         return 0;
 799 }
 800
 801 static int setup_clipping(struct saa7134_dev *dev, struct v4l2_clip *clips,
 802                           int nclips, int interlace)
 803 {
 804         struct cliplist col[16], row[16];
 805         int cols = 0, rows = 0, i;
 806         int div = interlace ? 2 : 1;
 807
 808         memset(col, 0, sizeof(col));
 809         memset(row, 0, sizeof(row));
 810         for (i = 0; i < nclips && i < 8; i++) {
 811                 col[cols].position = clip_range(clips[i].c.left);
 812                 col[cols].enable   = (1 << i);
 813                 cols++;
 814                 col[cols].position = clip_range(clips[i].c.left+clips[i].c.width);
 815                 col[cols].disable  = (1 << i);
 816                 cols++;
 817                 row[rows].position = clip_range(clips[i].c.top / div);
 818                 row[rows].enable   = (1 << i);
 819                 rows++;
 820                 row[rows].position = clip_range((clips[i].c.top + clips[i].c.height)
 821                                                 / div);
 822                 row[rows].disable  = (1 << i);
 823                 rows++;
 824         }
 825         sort(col, cols, sizeof col[0], cliplist_cmp, NULL);
 826         sort(row, rows, sizeof row[0], cliplist_cmp, NULL);
 827         set_cliplist(dev,0x380,col,cols,"cols");
 828         set_cliplist(dev,0x384,row,rows,"rows");
 829         return 0;
 830 }
 831
 832 static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win)
 833 {
 834         enum v4l2_field field;
 835         int maxw, maxh;
 836
 837         if (NULL == dev->ovbuf.base)
 838                 return -EINVAL;
 839         if (NULL == dev->ovfmt)
 840                 return -EINVAL;
 841         if (win->w.width < 48 || win->w.height <  32)
 842                 return -EINVAL;
 843         if (win->clipcount > 2048)
 844                 return -EINVAL;
 845
 846         field = win->field;
 847         maxw  = dev->crop_current.width;
 848         maxh  = dev->crop_current.height;
 849
 850         if (V4L2_FIELD_ANY == field) {
 851                 field = (win->w.height > maxh/2)
 852                         ? V4L2_FIELD_INTERLACED
 853                         : V4L2_FIELD_TOP;
 854         }
 855         switch (field) {
 856         case V4L2_FIELD_TOP:
 857         case V4L2_FIELD_BOTTOM:
 858                 maxh = maxh / 2;
 859                 break;
 860         case V4L2_FIELD_INTERLACED:
 861                 break;
 862         default:
 863                 return -EINVAL;
 864         }
 865
 866         win->field = field;
 867         if (win->w.width > maxw)
 868                 win->w.width = maxw;
 869         if (win->w.height > maxh)
 870                 win->w.height = maxh;
 871         return 0;
 872 }
 873
 874 static int start_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
 875 {
 876         unsigned long base,control,bpl;
 877         int err;
 878
 879         err = verify_preview(dev,&fh->win);
 880         if (0 != err)
 881                 return err;
 882
 883         dev->ovfield = fh->win.field;
 884         dprintk("start_preview %dx%d+%d+%d %s field=%s\n",
 885                 fh->win.w.width,fh->win.w.height,
 886                 fh->win.w.left,fh->win.w.top,
 887                 dev->ovfmt->name,v4l2_field_names[dev->ovfield]);
 888
 889         /* setup window + clipping */
 890         set_size(dev,TASK_B,fh->win.w.width,fh->win.w.height,
 891                  V4L2_FIELD_HAS_BOTH(dev->ovfield));
 892         setup_clipping(dev,fh->clips,fh->nclips,
 893                        V4L2_FIELD_HAS_BOTH(dev->ovfield));
 894         if (dev->ovfmt->yuv)
 895                 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x03);
 896         else
 897                 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x01);
 898         saa_writeb(SAA7134_OFMT_VIDEO_B, dev->ovfmt->pm | 0x20);
 899
 900         /* dma: setup channel 1 (= Video Task B) */
 901         base  = (unsigned long)dev->ovbuf.base;
 902         base += dev->ovbuf.fmt.bytesperline * fh->win.w.top;
 903         base += dev->ovfmt->depth/8         * fh->win.w.left;
 904         bpl   = dev->ovbuf.fmt.bytesperline;
 905         control = SAA7134_RS_CONTROL_BURST_16;
 906         if (dev->ovfmt->bswap)
 907                 control |= SAA7134_RS_CONTROL_BSWAP;
 908         if (dev->ovfmt->wswap)
 909                 control |= SAA7134_RS_CONTROL_WSWAP;
 910         if (V4L2_FIELD_HAS_BOTH(dev->ovfield)) {
 911                 saa_writel(SAA7134_RS_BA1(1),base);
 912                 saa_writel(SAA7134_RS_BA2(1),base+bpl);
 913                 saa_writel(SAA7134_RS_PITCH(1),bpl*2);
 914                 saa_writel(SAA7134_RS_CONTROL(1),control);
 915         } else {
 916                 saa_writel(SAA7134_RS_BA1(1),base);
 917                 saa_writel(SAA7134_RS_BA2(1),base);
 918                 saa_writel(SAA7134_RS_PITCH(1),bpl);
 919                 saa_writel(SAA7134_RS_CONTROL(1),control);
 920         }
 921
 922         /* start dma */
 923         dev->ovenable = 1;
 924         saa7134_set_dmabits(dev);
 925
 926         return 0;
 927 }
 928
 929 static int stop_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
 930 {
 931         dev->ovenable = 0;
 932         saa7134_set_dmabits(dev);
 933         return 0;
 934 }
 935
 936 /* ------------------------------------------------------------------ */
 937
 938 static int buffer_activate(struct saa7134_dev *dev,
 939                            struct saa7134_buf *buf,
 940                            struct saa7134_buf *next)
 941 {
 942         unsigned long base,control,bpl;
 943         unsigned long bpl_uv,lines_uv,base2,base3,tmp; /* planar */
 944
 945         dprintk("buffer_activate buf=%p\n",buf);
 946         buf->vb.state = VIDEOBUF_ACTIVE;
 947         buf->top_seen = 0;
 948
 949         set_size(dev,TASK_A,buf->vb.width,buf->vb.height,
 950                  V4L2_FIELD_HAS_BOTH(buf->vb.field));
 951         if (buf->fmt->yuv)
 952                 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x03);
 953         else
 954                 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x01);
 955         saa_writeb(SAA7134_OFMT_VIDEO_A, buf->fmt->pm);
 956
 957         /* DMA: setup channel 0 (= Video Task A0) */
 958         base  = saa7134_buffer_base(buf);
 959         if (buf->fmt->planar)
 960                 bpl = buf->vb.width;
 961         else
 962                 bpl = (buf->vb.width * buf->fmt->depth) / 8;
 963         control = SAA7134_RS_CONTROL_BURST_16 |
 964                 SAA7134_RS_CONTROL_ME |
 965                 (buf->pt->dma >> 12);
 966         if (buf->fmt->bswap)
 967                 control |= SAA7134_RS_CONTROL_BSWAP;
 968         if (buf->fmt->wswap)
 969                 control |= SAA7134_RS_CONTROL_WSWAP;
 970         if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
 971                 /* interlaced */
 972                 saa_writel(SAA7134_RS_BA1(0),base);
 973                 saa_writel(SAA7134_RS_BA2(0),base+bpl);
 974                 saa_writel(SAA7134_RS_PITCH(0),bpl*2);
 975         } else {
 976                 /* non-interlaced */
 977                 saa_writel(SAA7134_RS_BA1(0),base);
 978                 saa_writel(SAA7134_RS_BA2(0),base);
 979                 saa_writel(SAA7134_RS_PITCH(0),bpl);
 980         }
 981         saa_writel(SAA7134_RS_CONTROL(0),control);
 982
 983         if (buf->fmt->planar) {
 984                 /* DMA: setup channel 4+5 (= planar task A) */
 985                 bpl_uv   = bpl >> buf->fmt->hshift;
 986                 lines_uv = buf->vb.height >> buf->fmt->vshift;
 987                 base2    = base + bpl * buf->vb.height;
 988                 base3    = base2 + bpl_uv * lines_uv;
 989                 if (buf->fmt->uvswap)
 990                         tmp = base2, base2 = base3, base3 = tmp;
 991                 dprintk("uv: bpl=%ld lines=%ld base2/3=%ld/%ld\n",
 992                         bpl_uv,lines_uv,base2,base3);
 993                 if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
 994                         /* interlaced */
 995                         saa_writel(SAA7134_RS_BA1(4),base2);
 996                         saa_writel(SAA7134_RS_BA2(4),base2+bpl_uv);
 997                         saa_writel(SAA7134_RS_PITCH(4),bpl_uv*2);
 998                         saa_writel(SAA7134_RS_BA1(5),base3);
 999                         saa_writel(SAA7134_RS_BA2(5),base3+bpl_uv);
1000                         saa_writel(SAA7134_RS_PITCH(5),bpl_uv*2);
1001                 } else {
1002                         /* non-interlaced */
1003                         saa_writel(SAA7134_RS_BA1(4),base2);
1004                         saa_writel(SAA7134_RS_BA2(4),base2);
1005                         saa_writel(SAA7134_RS_PITCH(4),bpl_uv);
1006                         saa_writel(SAA7134_RS_BA1(5),base3);
1007                         saa_writel(SAA7134_RS_BA2(5),base3);
1008                         saa_writel(SAA7134_RS_PITCH(5),bpl_uv);
1009                 }
1010                 saa_writel(SAA7134_RS_CONTROL(4),control);
1011                 saa_writel(SAA7134_RS_CONTROL(5),control);
1012         }
1013
1014         /* start DMA */
1015         saa7134_set_dmabits(dev);
1016         mod_timer(&dev->video_q.timeout, jiffies+BUFFER_TIMEOUT);
1017         return 0;
1018 }
1019
1020 static int buffer_prepare(struct videobuf_queue *q,
1021                           struct videobuf_buffer *vb,
1022                           enum v4l2_field field)
1023 {
1024         struct saa7134_fh *fh = q->priv_data;
1025         struct saa7134_dev *dev = fh->dev;
1026         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1027         unsigned int size;
1028         int err;
1029
1030         /* sanity checks */
1031         if (NULL == fh->fmt)
1032                 return -EINVAL;
1033         if (fh->width    < 48 ||
1034             fh->height   < 32 ||
1035             fh->width/4  > dev->crop_current.width  ||
1036             fh->height/4 > dev->crop_current.height ||
1037             fh->width    > dev->crop_bounds.width  ||
1038             fh->height   > dev->crop_bounds.height)
1039                 return -EINVAL;
1040         size = (fh->width * fh->height * fh->fmt->depth) >> 3;
1041         if (0 != buf->vb.baddr  &&  buf->vb.bsize < size)
1042                 return -EINVAL;
1043
1044         dprintk("buffer_prepare [%d,size=%dx%d,bytes=%d,fields=%s,%s]\n",
1045                 vb->i,fh->width,fh->height,size,v4l2_field_names[field],
1046                 fh->fmt->name);
1047         if (buf->vb.width  != fh->width  ||
1048             buf->vb.height != fh->height ||
1049             buf->vb.size   != size       ||
1050             buf->vb.field  != field      ||
1051             buf->fmt       != fh->fmt) {
1052                 saa7134_dma_free(q,buf);
1053         }
1054
1055         if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
1056                 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
1057
1058                 buf->vb.width  = fh->width;
1059                 buf->vb.height = fh->height;
1060                 buf->vb.size   = size;
1061                 buf->vb.field  = field;
1062                 buf->fmt       = fh->fmt;
1063                 buf->pt        = &fh->pt_cap;
1064
1065                 err = videobuf_iolock(q,&buf->vb,&dev->ovbuf);
1066                 if (err)
1067                         goto oops;
1068                 err = saa7134_pgtable_build(dev->pci,buf->pt,
1069                                             dma->sglist,
1070                                             dma->sglen,
1071                                             saa7134_buffer_startpage(buf));
1072                 if (err)
1073                         goto oops;
1074         }
1075         buf->vb.state = VIDEOBUF_PREPARED;
1076         buf->activate = buffer_activate;
1077         return 0;
1078
1079  oops:
1080         saa7134_dma_free(q,buf);
1081         return err;
1082 }
1083
1084 static int
1085 buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
1086 {
1087         struct saa7134_fh *fh = q->priv_data;
1088
1089         *size = fh->fmt->depth * fh->width * fh->height >> 3;
1090         if (0 == *count)
1091                 *count = gbuffers;
1092         *count = saa7134_buffer_count(*size,*count);
1093         return 0;
1094 }
1095
1096 static void buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
1097 {
1098         struct saa7134_fh *fh = q->priv_data;
1099         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1100
1101         saa7134_buffer_queue(fh->dev,&fh->dev->video_q,buf);
1102 }
1103
1104 static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
1105 {
1106         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1107
1108         saa7134_dma_free(q,buf);
1109 }
1110
1111 static struct videobuf_queue_ops video_qops = {
1112         .buf_setup    = buffer_setup,
1113         .buf_prepare  = buffer_prepare,
1114         .buf_queue    = buffer_queue,
1115         .buf_release  = buffer_release,
1116 };
1117
1118 /* ------------------------------------------------------------------ */
1119
1120 int saa7134_g_ctrl(struct file *file, void *priv, struct v4l2_control *c)
1121 {
1122         struct saa7134_fh *fh = priv;
1123         struct saa7134_dev *dev = fh->dev;
1124         const struct v4l2_queryctrl* ctrl;
1125
1126         ctrl = ctrl_by_id(c->id);
1127         if (NULL == ctrl)
1128                 return -EINVAL;
1129         switch (c->id) {
1130         case V4L2_CID_BRIGHTNESS:
1131                 c->value = dev->ctl_bright;
1132                 break;
1133         case V4L2_CID_HUE:
1134                 c->value = dev->ctl_hue;
1135                 break;
1136         case V4L2_CID_CONTRAST:
1137                 c->value = dev->ctl_contrast;
1138                 break;
1139         case V4L2_CID_SATURATION:
1140                 c->value = dev->ctl_saturation;
1141                 break;
1142         case V4L2_CID_AUDIO_MUTE:
1143                 c->value = dev->ctl_mute;
1144                 break;
1145         case V4L2_CID_AUDIO_VOLUME:
1146                 c->value = dev->ctl_volume;
1147                 break;
1148         case V4L2_CID_PRIVATE_INVERT:
1149                 c->value = dev->ctl_invert;
1150                 break;
1151         case V4L2_CID_HFLIP:
1152                 c->value = dev->ctl_mirror;
1153                 break;
1154         case V4L2_CID_PRIVATE_Y_EVEN:
1155                 c->value = dev->ctl_y_even;
1156                 break;
1157         case V4L2_CID_PRIVATE_Y_ODD:
1158                 c->value = dev->ctl_y_odd;
1159                 break;
1160         case V4L2_CID_PRIVATE_AUTOMUTE:
1161                 c->value = dev->ctl_automute;
1162                 break;
1163         default:
1164                 return -EINVAL;
1165         }
1166         return 0;
1167 }
1168 EXPORT_SYMBOL_GPL(saa7134_g_ctrl);
1169
1170 int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c)
1171 {
1172         const struct v4l2_queryctrl* ctrl;
1173         struct saa7134_fh *fh = f;
1174         struct saa7134_dev *dev = fh->dev;
1175         unsigned long flags;
1176         int restart_overlay = 0;
1177         int err = -EINVAL;
1178
1179         err = v4l2_prio_check(&dev->prio, &fh->prio);
1180         if (0 != err)
1181                 return err;
1182
1183         mutex_lock(&dev->lock);
1184
1185         ctrl = ctrl_by_id(c->id);
1186         if (NULL == ctrl)
1187                 goto error;
1188
1189         dprintk("set_control name=%s val=%d\n",ctrl->name,c->value);
1190         switch (ctrl->type) {
1191         case V4L2_CTRL_TYPE_BOOLEAN:
1192         case V4L2_CTRL_TYPE_MENU:
1193         case V4L2_CTRL_TYPE_INTEGER:
1194                 if (c->value < ctrl->minimum)
1195                         c->value = ctrl->minimum;
1196                 if (c->value > ctrl->maximum)
1197                         c->value = ctrl->maximum;
1198                 break;
1199         default:
1200                 /* nothing */;
1201         };
1202         switch (c->id) {
1203         case V4L2_CID_BRIGHTNESS:
1204                 dev->ctl_bright = c->value;
1205                 saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
1206                 break;
1207         case V4L2_CID_HUE:
1208                 dev->ctl_hue = c->value;
1209                 saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
1210                 break;
1211         case V4L2_CID_CONTRAST:
1212                 dev->ctl_contrast = c->value;
1213                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1214                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1215                 break;
1216         case V4L2_CID_SATURATION:
1217                 dev->ctl_saturation = c->value;
1218                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1219                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1220                 break;
1221         case V4L2_CID_AUDIO_MUTE:
1222                 dev->ctl_mute = c->value;
1223                 saa7134_tvaudio_setmute(dev);
1224                 break;
1225         case V4L2_CID_AUDIO_VOLUME:
1226                 dev->ctl_volume = c->value;
1227                 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
1228                 break;
1229         case V4L2_CID_PRIVATE_INVERT:
1230                 dev->ctl_invert = c->value;
1231                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1232                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1233                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1234                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1235                 break;
1236         case V4L2_CID_HFLIP:
1237                 dev->ctl_mirror = c->value;
1238                 restart_overlay = 1;
1239                 break;
1240         case V4L2_CID_PRIVATE_Y_EVEN:
1241                 dev->ctl_y_even = c->value;
1242                 restart_overlay = 1;
1243                 break;
1244         case V4L2_CID_PRIVATE_Y_ODD:
1245                 dev->ctl_y_odd = c->value;
1246                 restart_overlay = 1;
1247                 break;
1248         case V4L2_CID_PRIVATE_AUTOMUTE:
1249         {
1250                 struct v4l2_priv_tun_config tda9887_cfg;
1251
1252                 tda9887_cfg.tuner = TUNER_TDA9887;
1253                 tda9887_cfg.priv = &dev->tda9887_conf;
1254
1255                 dev->ctl_automute = c->value;
1256                 if (dev->tda9887_conf) {
1257                         if (dev->ctl_automute)
1258                                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
1259                         else
1260                                 dev->tda9887_conf &= ~TDA9887_AUTOMUTE;
1261
1262                         saa7134_i2c_call_clients(dev, TUNER_SET_CONFIG,
1263                                                  &tda9887_cfg);
1264                 }
1265                 break;
1266         }
1267         default:
1268                 goto error;
1269         }
1270         if (restart_overlay && fh && res_check(fh, RESOURCE_OVERLAY)) {
1271                 spin_lock_irqsave(&dev->slock,flags);
1272                 stop_preview(dev,fh);
1273                 start_preview(dev,fh);
1274                 spin_unlock_irqrestore(&dev->slock,flags);
1275         }
1276         err = 0;
1277
1278 error:
1279         mutex_unlock(&dev->lock);
1280         return err;
1281 }
1282 EXPORT_SYMBOL_GPL(saa7134_s_ctrl);
1283
1284 /* ------------------------------------------------------------------ */
1285
1286 static struct videobuf_queue* saa7134_queue(struct saa7134_fh *fh)
1287 {
1288         struct videobuf_queue* q = NULL;
1289
1290         switch (fh->type) {
1291         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1292                 q = &fh->cap;
1293                 break;
1294         case V4L2_BUF_TYPE_VBI_CAPTURE:
1295                 q = &fh->vbi;
1296                 break;
1297         default:
1298                 BUG();
1299         }
1300         return q;
1301 }
1302
1303 static int saa7134_resource(struct saa7134_fh *fh)
1304 {
1305         if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
1306                 return RESOURCE_VIDEO;
1307
1308         if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
1309                 return RESOURCE_VBI;
1310
1311         BUG();
1312         return 0;
1313 }
1314
1315 static int video_open(struct inode *inode, struct file *file)
1316 {
1317         int minor = iminor(inode);
1318         struct saa7134_dev *dev;
1319         struct saa7134_fh *fh;
1320         enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1321         int radio = 0;
1322         list_for_each_entry(dev, &saa7134_devlist, devlist) {
1323                 if (dev->video_dev && (dev->video_dev->minor == minor))
1324                         goto found;
1325                 if (dev->radio_dev && (dev->radio_dev->minor == minor)) {
1326                         radio = 1;
1327                         goto found;
1328                 }
1329                 if (dev->vbi_dev && (dev->vbi_dev->minor == minor)) {
1330                         type = V4L2_BUF_TYPE_VBI_CAPTURE;
1331                         goto found;
1332                 }
1333         }
1334         return -ENODEV;
1335  found:
1336
1337         dprintk("open minor=%d radio=%d type=%s\n",minor,radio,
1338                 v4l2_type_names[type]);
1339
1340         /* allocate + initialize per filehandle data */
1341         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
1342         if (NULL == fh)
1343                 return -ENOMEM;
1344         file->private_data = fh;
1345         fh->dev      = dev;
1346         fh->radio    = radio;
1347         fh->type     = type;
1348         fh->fmt      = format_by_fourcc(V4L2_PIX_FMT_BGR24);
1349         fh->width    = 720;
1350         fh->height   = 576;
1351         v4l2_prio_open(&dev->prio,&fh->prio);
1352
1353         videobuf_queue_pci_init(&fh->cap, &video_qops,
1354                             dev->pci, &dev->slock,
1355                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
1356                             V4L2_FIELD_INTERLACED,
1357                             sizeof(struct saa7134_buf),
1358                             fh);
1359         videobuf_queue_pci_init(&fh->vbi, &saa7134_vbi_qops,
1360                             dev->pci, &dev->slock,
1361                             V4L2_BUF_TYPE_VBI_CAPTURE,
1362                             V4L2_FIELD_SEQ_TB,
1363                             sizeof(struct saa7134_buf),
1364                             fh);
1365         saa7134_pgtable_alloc(dev->pci,&fh->pt_cap);
1366         saa7134_pgtable_alloc(dev->pci,&fh->pt_vbi);
1367
1368         if (fh->radio) {
1369                 /* switch to radio mode */
1370                 saa7134_tvaudio_setinput(dev,&card(dev).radio);
1371                 saa7134_i2c_call_clients(dev,AUDC_SET_RADIO, NULL);
1372         } else {
1373                 /* switch to video/vbi mode */
1374                 video_mux(dev,dev->ctl_input);
1375         }
1376         return 0;
1377 }
1378
1379 static ssize_t
1380 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1381 {
1382         struct saa7134_fh *fh = file->private_data;
1383
1384         switch (fh->type) {
1385         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1386                 if (res_locked(fh->dev,RESOURCE_VIDEO))
1387                         return -EBUSY;
1388                 return videobuf_read_one(saa7134_queue(fh),
1389                                          data, count, ppos,
1390                                          file->f_flags & O_NONBLOCK);
1391         case V4L2_BUF_TYPE_VBI_CAPTURE:
1392                 if (!res_get(fh->dev,fh,RESOURCE_VBI))
1393                         return -EBUSY;
1394                 return videobuf_read_stream(saa7134_queue(fh),
1395                                             data, count, ppos, 1,
1396                                             file->f_flags & O_NONBLOCK);
1397                 break;
1398         default:
1399                 BUG();
1400                 return 0;
1401         }
1402 }
1403
1404 static unsigned int
1405 video_poll(struct file *file, struct poll_table_struct *wait)
1406 {
1407         struct saa7134_fh *fh = file->private_data;
1408         struct videobuf_buffer *buf = NULL;
1409
1410         if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type)
1411                 return videobuf_poll_stream(file, &fh->vbi, wait);
1412
1413         if (res_check(fh,RESOURCE_VIDEO)) {
1414                 if (!list_empty(&fh->cap.stream))
1415                         buf = list_entry(fh->cap.stream.next, struct videobuf_buffer, stream);
1416         } else {
1417                 mutex_lock(&fh->cap.lock);
1418                 if (UNSET == fh->cap.read_off) {
1419                         /* need to capture a new frame */
1420                         if (res_locked(fh->dev,RESOURCE_VIDEO)) {
1421                                 mutex_unlock(&fh->cap.lock);
1422                                 return POLLERR;
1423                         }
1424                         if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field)) {
1425                                 mutex_unlock(&fh->cap.lock);
1426                                 return POLLERR;
1427                         }
1428                         fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
1429                         fh->cap.read_off = 0;
1430                 }
1431                 mutex_unlock(&fh->cap.lock);
1432                 buf = fh->cap.read_buf;
1433         }
1434
1435         if (!buf)
1436                 return POLLERR;
1437
1438         poll_wait(file, &buf->done, wait);
1439         if (buf->state == VIDEOBUF_DONE ||
1440             buf->state == VIDEOBUF_ERROR)
1441                 return POLLIN|POLLRDNORM;
1442         return 0;
1443 }
1444
1445 static int video_release(struct inode *inode, struct file *file)
1446 {
1447         struct saa7134_fh  *fh  = file->private_data;
1448         struct saa7134_dev *dev = fh->dev;
1449         unsigned long flags;
1450
1451         /* turn off overlay */
1452         if (res_check(fh, RESOURCE_OVERLAY)) {
1453                 spin_lock_irqsave(&dev->slock,flags);
1454                 stop_preview(dev,fh);
1455                 spin_unlock_irqrestore(&dev->slock,flags);
1456                 res_free(dev,fh,RESOURCE_OVERLAY);
1457         }
1458
1459         /* stop video capture */
1460         if (res_check(fh, RESOURCE_VIDEO)) {
1461                 videobuf_streamoff(&fh->cap);
1462                 res_free(dev,fh,RESOURCE_VIDEO);
1463         }
1464         if (fh->cap.read_buf) {
1465                 buffer_release(&fh->cap,fh->cap.read_buf);
1466                 kfree(fh->cap.read_buf);
1467         }
1468
1469         /* stop vbi capture */
1470         if (res_check(fh, RESOURCE_VBI)) {
1471                 videobuf_stop(&fh->vbi);
1472                 res_free(dev,fh,RESOURCE_VBI);
1473         }
1474
1475         /* ts-capture will not work in planar mode, so turn it off Hac: 04.05*/
1476         saa_andorb(SAA7134_OFMT_VIDEO_A, 0x1f, 0);
1477         saa_andorb(SAA7134_OFMT_VIDEO_B, 0x1f, 0);
1478         saa_andorb(SAA7134_OFMT_DATA_A, 0x1f, 0);
1479         saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0);
1480
1481         saa7134_i2c_call_clients(dev, TUNER_SET_STANDBY, NULL);
1482
1483         /* free stuff */
1484         videobuf_mmap_free(&fh->cap);
1485         videobuf_mmap_free(&fh->vbi);
1486         saa7134_pgtable_free(dev->pci,&fh->pt_cap);
1487         saa7134_pgtable_free(dev->pci,&fh->pt_vbi);
1488
1489         v4l2_prio_close(&dev->prio,&fh->prio);
1490         file->private_data = NULL;
1491         kfree(fh);
1492         return 0;
1493 }
1494
1495 static int video_mmap(struct file *file, struct vm_area_struct * vma)
1496 {
1497         struct saa7134_fh *fh = file->private_data;
1498
1499         return videobuf_mmap_mapper(saa7134_queue(fh), vma);
1500 }
1501
1502 /* ------------------------------------------------------------------ */
1503
1504 static int saa7134_try_get_set_fmt_vbi(struct file *file, void *priv,
1505                                                 struct v4l2_format *f)
1506 {
1507         struct saa7134_fh *fh = priv;
1508         struct saa7134_dev *dev = fh->dev;
1509         struct saa7134_tvnorm *norm = dev->tvnorm;
1510
1511         f->fmt.vbi.sampling_rate = 6750000 * 4;
1512         f->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */;
1513         f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
1514         f->fmt.vbi.offset = 64 * 4;
1515         f->fmt.vbi.start[0] = norm->vbi_v_start_0;
1516         f->fmt.vbi.count[0] = norm->vbi_v_stop_0 - norm->vbi_v_start_0 +1;
1517         f->fmt.vbi.start[1] = norm->vbi_v_start_1;
1518         f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
1519         f->fmt.vbi.flags = 0; /* VBI_UNSYNC VBI_INTERLACED */
1520
1521         return 0;
1522 }
1523
1524 static int saa7134_g_fmt_cap(struct file *file, void *priv,
1525                                 struct v4l2_format *f)
1526 {
1527         struct saa7134_fh *fh = priv;
1528
1529         f->fmt.pix.width        = fh->width;
1530         f->fmt.pix.height       = fh->height;
1531         f->fmt.pix.field        = fh->cap.field;
1532         f->fmt.pix.pixelformat  = fh->fmt->fourcc;
1533         f->fmt.pix.bytesperline =
1534                 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1535         f->fmt.pix.sizeimage =
1536                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1537         return 0;
1538 }
1539
1540 static int saa7134_g_fmt_overlay(struct file *file, void *priv,
1541                                 struct v4l2_format *f)
1542 {
1543         struct saa7134_fh *fh = priv;
1544
1545         if (saa7134_no_overlay > 0) {
1546                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1547                 return -EINVAL;
1548         }
1549         f->fmt.win = fh->win;
1550
1551         return 0;
1552 }
1553
1554 static int saa7134_try_fmt_cap(struct file *file, void *priv,
1555                                                 struct v4l2_format *f)
1556 {
1557         struct saa7134_fh *fh = priv;
1558         struct saa7134_dev *dev = fh->dev;
1559         struct saa7134_format *fmt;
1560         enum v4l2_field field;
1561         unsigned int maxw, maxh;
1562
1563         fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1564         if (NULL == fmt)
1565                 return -EINVAL;
1566
1567         field = f->fmt.pix.field;
1568         maxw  = min(dev->crop_current.width*4,  dev->crop_bounds.width);
1569         maxh  = min(dev->crop_current.height*4, dev->crop_bounds.height);
1570
1571         if (V4L2_FIELD_ANY == field) {
1572                 field = (f->fmt.pix.height > maxh/2)
1573                         ? V4L2_FIELD_INTERLACED
1574                         : V4L2_FIELD_BOTTOM;
1575         }
1576         switch (field) {
1577         case V4L2_FIELD_TOP:
1578         case V4L2_FIELD_BOTTOM:
1579                 maxh = maxh / 2;
1580                 break;
1581         case V4L2_FIELD_INTERLACED:
1582                 break;
1583         default:
1584                 return -EINVAL;
1585         }
1586
1587         f->fmt.pix.field = field;
1588         if (f->fmt.pix.width  < 48)
1589                 f->fmt.pix.width  = 48;
1590         if (f->fmt.pix.height < 32)
1591                 f->fmt.pix.height = 32;
1592         if (f->fmt.pix.width > maxw)
1593                 f->fmt.pix.width = maxw;
1594         if (f->fmt.pix.height > maxh)
1595                 f->fmt.pix.height = maxh;
1596         f->fmt.pix.width &= ~0x03;
1597         f->fmt.pix.bytesperline =
1598                 (f->fmt.pix.width * fmt->depth) >> 3;
1599         f->fmt.pix.sizeimage =
1600                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1601
1602         return 0;
1603 }
1604
1605 static int saa7134_try_fmt_overlay(struct file *file, void *priv,
1606                                                 struct v4l2_format *f)
1607 {
1608         struct saa7134_fh *fh = priv;
1609         struct saa7134_dev *dev = fh->dev;
1610
1611         if (saa7134_no_overlay > 0) {
1612                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1613                 return -EINVAL;
1614         }
1615
1616         return verify_preview(dev, &f->fmt.win);
1617 }
1618
1619 static int saa7134_s_fmt_cap(struct file *file, void *priv,
1620                                         struct v4l2_format *f)
1621 {
1622         struct saa7134_fh *fh = priv;
1623         int err;
1624
1625         err = saa7134_try_fmt_cap(file, priv, f);
1626         if (0 != err)
1627                 return err;
1628
1629         fh->fmt       = format_by_fourcc(f->fmt.pix.pixelformat);
1630         fh->width     = f->fmt.pix.width;
1631         fh->height    = f->fmt.pix.height;
1632         fh->cap.field = f->fmt.pix.field;
1633         return 0;
1634 }
1635
1636 static int saa7134_s_fmt_overlay(struct file *file, void *priv,
1637                                         struct v4l2_format *f)
1638 {
1639         struct saa7134_fh *fh = priv;
1640         struct saa7134_dev *dev = fh->dev;
1641         int err;
1642         unsigned int flags;
1643
1644         if (saa7134_no_overlay > 0) {
1645                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1646                 return -EINVAL;
1647         }
1648         err = verify_preview(dev, &f->fmt.win);
1649         if (0 != err)
1650                 return err;
1651
1652         mutex_lock(&dev->lock);
1653
1654         fh->win    = f->fmt.win;
1655         fh->nclips = f->fmt.win.clipcount;
1656
1657         if (fh->nclips > 8)
1658                 fh->nclips = 8;
1659
1660         if (copy_from_user(fh->clips, f->fmt.win.clips,
1661                            sizeof(struct v4l2_clip)*fh->nclips)) {
1662                 mutex_unlock(&dev->lock);
1663                 return -EFAULT;
1664         }
1665
1666         if (res_check(fh, RESOURCE_OVERLAY)) {
1667                 spin_lock_irqsave(&dev->slock, flags);
1668                 stop_preview(dev, fh);
1669                 start_preview(dev, fh);
1670                 spin_unlock_irqrestore(&dev->slock, flags);
1671         }
1672
1673         mutex_unlock(&dev->lock);
1674         return 0;
1675 }
1676
1677 int saa7134_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c)
1678 {
1679         const struct v4l2_queryctrl *ctrl;
1680
1681         if ((c->id <  V4L2_CID_BASE ||
1682              c->id >= V4L2_CID_LASTP1) &&
1683             (c->id <  V4L2_CID_PRIVATE_BASE ||
1684              c->id >= V4L2_CID_PRIVATE_LASTP1))
1685                 return -EINVAL;
1686         ctrl = ctrl_by_id(c->id);
1687         *c = (NULL != ctrl) ? *ctrl : no_ctrl;
1688         return 0;
1689 }
1690 EXPORT_SYMBOL_GPL(saa7134_queryctrl);
1691
1692 static int saa7134_enum_input(struct file *file, void *priv,
1693                                         struct v4l2_input *i)
1694 {
1695         struct saa7134_fh *fh = priv;
1696         struct saa7134_dev *dev = fh->dev;
1697         unsigned int n;
1698
1699         n = i->index;
1700         if (n >= SAA7134_INPUT_MAX)
1701                 return -EINVAL;
1702         if (NULL == card_in(dev, i->index).name)
1703                 return -EINVAL;
1704         memset(i, 0, sizeof(*i));
1705         i->index = n;
1706         i->type  = V4L2_INPUT_TYPE_CAMERA;
1707         strcpy(i->name, card_in(dev, n).name);
1708         if (card_in(dev, n).tv)
1709                 i->type = V4L2_INPUT_TYPE_TUNER;
1710         i->audioset = 1;
1711         if (n == dev->ctl_input) {
1712                 int v1 = saa_readb(SAA7134_STATUS_VIDEO1);
1713                 int v2 = saa_readb(SAA7134_STATUS_VIDEO2);
1714
1715                 if (0 != (v1 & 0x40))
1716                         i->status |= V4L2_IN_ST_NO_H_LOCK;
1717                 if (0 != (v2 & 0x40))
1718                         i->status |= V4L2_IN_ST_NO_SYNC;
1719                 if (0 != (v2 & 0x0e))
1720                         i->status |= V4L2_IN_ST_MACROVISION;
1721         }
1722         i->std = SAA7134_NORMS;
1723         return 0;
1724 }
1725
1726 static int saa7134_g_input(struct file *file, void *priv, unsigned int *i)
1727 {
1728         struct saa7134_fh *fh = priv;
1729         struct saa7134_dev *dev = fh->dev;
1730
1731         *i = dev->ctl_input;
1732         return 0;
1733 }
1734
1735 static int saa7134_s_input(struct file *file, void *priv, unsigned int i)
1736 {
1737         struct saa7134_fh *fh = priv;
1738         struct saa7134_dev *dev = fh->dev;
1739         int err;
1740
1741         err = v4l2_prio_check(&dev->prio, &fh->prio);
1742         if (0 != err)
1743                 return err;
1744
1745         if (i < 0  ||  i >= SAA7134_INPUT_MAX)
1746                 return -EINVAL;
1747         if (NULL == card_in(dev, i).name)
1748                 return -EINVAL;
1749         mutex_lock(&dev->lock);
1750         video_mux(dev, i);
1751         mutex_unlock(&dev->lock);
1752         return 0;
1753 }
1754
1755 static int saa7134_querycap(struct file *file, void  *priv,
1756                                         struct v4l2_capability *cap)
1757 {
1758         struct saa7134_fh *fh = priv;
1759         struct saa7134_dev *dev = fh->dev;
1760
1761         unsigned int tuner_type = dev->tuner_type;
1762
1763         strcpy(cap->driver, "saa7134");
1764         strlcpy(cap->card, saa7134_boards[dev->board].name,
1765                 sizeof(cap->card));
1766         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
1767         cap->version = SAA7134_VERSION_CODE;
1768         cap->capabilities =
1769                 V4L2_CAP_VIDEO_CAPTURE |
1770                 V4L2_CAP_VBI_CAPTURE |
1771                 V4L2_CAP_READWRITE |
1772                 V4L2_CAP_STREAMING |
1773                 V4L2_CAP_TUNER;
1774         if (saa7134_no_overlay <= 0)
1775                 cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY;
1776
1777         if ((tuner_type == TUNER_ABSENT) || (tuner_type == UNSET))
1778                 cap->capabilities &= ~V4L2_CAP_TUNER;
1779                 return 0;
1780 }
1781
1782 static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id *id)
1783 {
1784         struct saa7134_fh *fh = priv;
1785         struct saa7134_dev *dev = fh->dev;
1786         unsigned long flags;
1787         unsigned int i;
1788         v4l2_std_id fixup;
1789         int err;
1790
1791         err = v4l2_prio_check(&dev->prio, &fh->prio);
1792         if (0 != err)
1793                 return err;
1794
1795         for (i = 0; i < TVNORMS; i++)
1796                 if (*id == tvnorms[i].id)
1797                         break;
1798
1799         if (i == TVNORMS)
1800                 for (i = 0; i < TVNORMS; i++)
1801                         if (*id & tvnorms[i].id)
1802                                 break;
1803         if (i == TVNORMS)
1804                 return -EINVAL;
1805
1806         if ((*id & V4L2_STD_SECAM) && (secam[0] != '-')) {
1807                 if (secam[0] == 'L' || secam[0] == 'l') {
1808                         if (secam[1] == 'C' || secam[1] == 'c')
1809                                 fixup = V4L2_STD_SECAM_LC;
1810                         else
1811                                 fixup = V4L2_STD_SECAM_L;
1812                 } else {
1813                         if (secam[0] == 'D' || secam[0] == 'd')
1814                                 fixup = V4L2_STD_SECAM_DK;
1815                         else
1816                                 fixup = V4L2_STD_SECAM;
1817                 }
1818                 for (i = 0; i < TVNORMS; i++)
1819                         if (fixup == tvnorms[i].id)
1820                                 break;
1821         }
1822
1823         *id = tvnorms[i].id;
1824
1825         mutex_lock(&dev->lock);
1826         if (res_check(fh, RESOURCE_OVERLAY)) {
1827                 spin_lock_irqsave(&dev->slock, flags);
1828                 stop_preview(dev, fh);
1829                 spin_unlock_irqrestore(&dev->slock, flags);
1830
1831                 set_tvnorm(dev, &tvnorms[i]);
1832
1833                 spin_lock_irqsave(&dev->slock, flags);
1834                 start_preview(dev, fh);
1835                 spin_unlock_irqrestore(&dev->slock, flags);
1836         } else
1837                 set_tvnorm(dev, &tvnorms[i]);
1838
1839         saa7134_tvaudio_do_scan(dev);
1840         mutex_unlock(&dev->lock);
1841         return 0;
1842 }
1843
1844 static int saa7134_cropcap(struct file *file, void *priv,
1845                                         struct v4l2_cropcap *cap)
1846 {
1847         struct saa7134_fh *fh = priv;
1848         struct saa7134_dev *dev = fh->dev;
1849
1850         if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1851             cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1852                 return -EINVAL;
1853         cap->bounds  = dev->crop_bounds;
1854         cap->defrect = dev->crop_defrect;
1855         cap->pixelaspect.numerator   = 1;
1856         cap->pixelaspect.denominator = 1;
1857         if (dev->tvnorm->id & V4L2_STD_525_60) {
1858                 cap->pixelaspect.numerator   = 11;
1859                 cap->pixelaspect.denominator = 10;
1860         }
1861         if (dev->tvnorm->id & V4L2_STD_625_50) {
1862                 cap->pixelaspect.numerator   = 54;
1863                 cap->pixelaspect.denominator = 59;
1864         }
1865         return 0;
1866 }
1867
1868 static int saa7134_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
1869 {
1870         struct saa7134_fh *fh = f;
1871         struct saa7134_dev *dev = fh->dev;
1872
1873         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1874             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1875                 return -EINVAL;
1876         crop->c = dev->crop_current;
1877         return 0;
1878 }
1879
1880 static int saa7134_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
1881 {
1882         struct saa7134_fh *fh = f;
1883         struct saa7134_dev *dev = fh->dev;
1884         struct v4l2_rect *b = &dev->crop_bounds;
1885
1886         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1887             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1888                 return -EINVAL;
1889         if (crop->c.height < 0)
1890                 return -EINVAL;
1891         if (crop->c.width < 0)
1892                 return -EINVAL;
1893
1894         if (res_locked(fh->dev, RESOURCE_OVERLAY))
1895                 return -EBUSY;
1896         if (res_locked(fh->dev, RESOURCE_VIDEO))
1897                 return -EBUSY;
1898
1899         if (crop->c.top < b->top)
1900                 crop->c.top = b->top;
1901         if (crop->c.top > b->top + b->height)
1902                 crop->c.top = b->top + b->height;
1903         if (crop->c.height > b->top - crop->c.top + b->height)
1904                 crop->c.height = b->top - crop->c.top + b->height;
1905
1906         if (crop->c.left < b->left)
1907                 crop->c.left = b->left;
1908         if (crop->c.left > b->left + b->width)
1909                 crop->c.left = b->left + b->width;
1910         if (crop->c.width > b->left - crop->c.left + b->width)
1911                 crop->c.width = b->left - crop->c.left + b->width;
1912
1913         dev->crop_current = crop->c;
1914         return 0;
1915 }
1916
1917 static int saa7134_g_tuner(struct file *file, void *priv,
1918                                         struct v4l2_tuner *t)
1919 {
1920         struct saa7134_fh *fh = priv;
1921         struct saa7134_dev *dev = fh->dev;
1922         int n;
1923
1924         if (0 != t->index)
1925                 return -EINVAL;
1926         memset(t, 0, sizeof(*t));
1927         for (n = 0; n < SAA7134_INPUT_MAX; n++)
1928                 if (card_in(dev, n).tv)
1929                         break;
1930         if (NULL != card_in(dev, n).name) {
1931                 strcpy(t->name, "Television");
1932                 t->type = V4L2_TUNER_ANALOG_TV;
1933                 t->capability = V4L2_TUNER_CAP_NORM |
1934                         V4L2_TUNER_CAP_STEREO |
1935                         V4L2_TUNER_CAP_LANG1 |
1936                         V4L2_TUNER_CAP_LANG2;
1937                 t->rangehigh = 0xffffffffUL;
1938                 t->rxsubchans = saa7134_tvaudio_getstereo(dev);
1939                 t->audmode = saa7134_tvaudio_rx2mode(t->rxsubchans);
1940         }
1941         if (0 != (saa_readb(SAA7134_STATUS_VIDEO1) & 0x03))
1942                 t->signal = 0xffff;
1943         return 0;
1944 }
1945
1946 static int saa7134_s_tuner(struct file *file, void *priv,
1947                                         struct v4l2_tuner *t)
1948 {
1949         struct saa7134_fh *fh = priv;
1950         struct saa7134_dev *dev = fh->dev;
1951         int rx, mode, err;
1952
1953         err = v4l2_prio_check(&dev->prio, &fh->prio);
1954         if (0 != err)
1955                 return err;
1956
1957         mode = dev->thread.mode;
1958         if (UNSET == mode) {
1959                 rx   = saa7134_tvaudio_getstereo(dev);
1960                 mode = saa7134_tvaudio_rx2mode(t->rxsubchans);
1961         }
1962         if (mode != t->audmode)
1963                 dev->thread.mode = t->audmode;
1964
1965         return 0;
1966 }
1967
1968 static int saa7134_g_frequency(struct file *file, void *priv,
1969                                         struct v4l2_frequency *f)
1970 {
1971         struct saa7134_fh *fh = priv;
1972         struct saa7134_dev *dev = fh->dev;
1973
1974         f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
1975         f->frequency = dev->ctl_freq;
1976
1977         return 0;
1978 }
1979
1980 static int saa7134_s_frequency(struct file *file, void *priv,
1981                                         struct v4l2_frequency *f)
1982 {
1983         struct saa7134_fh *fh = priv;
1984         struct saa7134_dev *dev = fh->dev;
1985         int err;
1986
1987         err = v4l2_prio_check(&dev->prio, &fh->prio);
1988         if (0 != err)
1989                 return err;
1990
1991         if (0 != f->tuner)
1992                 return -EINVAL;
1993         if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type)
1994                 return -EINVAL;
1995         if (1 == fh->radio && V4L2_TUNER_RADIO != f->type)
1996                 return -EINVAL;
1997         mutex_lock(&dev->lock);
1998         dev->ctl_freq = f->frequency;
1999
2000         saa7134_i2c_call_clients(dev, VIDIOC_S_FREQUENCY, f);
2001
2002         saa7134_tvaudio_do_scan(dev);
2003         mutex_unlock(&dev->lock);
2004         return 0;
2005 }
2006
2007 static int saa7134_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
2008 {
2009         strcpy(a->name, "audio");
2010         return 0;
2011 }
2012
2013 static int saa7134_s_audio(struct file *file, void *priv, struct v4l2_audio *a)
2014 {
2015         return 0;
2016 }
2017
2018 static int saa7134_g_priority(struct file *file, void *f, enum v4l2_priority *p)
2019 {
2020         struct saa7134_fh *fh = f;
2021         struct saa7134_dev *dev = fh->dev;
2022
2023         *p = v4l2_prio_max(&dev->prio);
2024         return 0;
2025 }
2026
2027 static int saa7134_s_priority(struct file *file, void *f,
2028                                         enum v4l2_priority prio)
2029 {
2030         struct saa7134_fh *fh = f;
2031         struct saa7134_dev *dev = fh->dev;
2032
2033         return v4l2_prio_change(&dev->prio, &fh->prio, prio);
2034 }
2035
2036 static int saa7134_enum_fmt_cap(struct file *file, void  *priv,
2037                                         struct v4l2_fmtdesc *f)
2038 {
2039         if (f->index >= FORMATS)
2040                 return -EINVAL;
2041
2042         strlcpy(f->description, formats[f->index].name,
2043                 sizeof(f->description));
2044
2045         f->pixelformat = formats[f->index].fourcc;
2046
2047         return 0;
2048 }
2049
2050 static int saa7134_enum_fmt_overlay(struct file *file, void  *priv,
2051                                         struct v4l2_fmtdesc *f)
2052 {
2053         if (saa7134_no_overlay > 0) {
2054                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
2055                 return -EINVAL;
2056         }
2057
2058         if ((f->index >= FORMATS) || formats[f->index].planar)
2059                 return -EINVAL;
2060
2061         strlcpy(f->description, formats[f->index].name,
2062                 sizeof(f->description));
2063
2064         f->pixelformat = formats[f->index].fourcc;
2065
2066         return 0;
2067 }
2068
2069 static int saa7134_enum_fmt_vbi(struct file *file, void  *priv,
2070                                         struct v4l2_fmtdesc *f)
2071 {
2072         if (0 != f->index)
2073                 return -EINVAL;
2074
2075         f->pixelformat = V4L2_PIX_FMT_GREY;
2076         strcpy(f->description, "vbi data");
2077
2078         return 0;
2079 }
2080
2081 static int saa7134_g_fbuf(struct file *file, void *f,
2082                                 struct v4l2_framebuffer *fb)
2083 {
2084         struct saa7134_fh *fh = f;
2085         struct saa7134_dev *dev = fh->dev;
2086
2087         *fb = dev->ovbuf;
2088         fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
2089
2090         return 0;
2091 }
2092
2093 static int saa7134_s_fbuf(struct file *file, void *f,
2094                                         struct v4l2_framebuffer *fb)
2095 {
2096         struct saa7134_fh *fh = f;
2097         struct saa7134_dev *dev = fh->dev;
2098         struct saa7134_format *fmt;
2099
2100         if (!capable(CAP_SYS_ADMIN) &&
2101            !capable(CAP_SYS_RAWIO))
2102                 return -EPERM;
2103
2104         /* check args */
2105         fmt = format_by_fourcc(fb->fmt.pixelformat);
2106         if (NULL == fmt)
2107                 return -EINVAL;
2108
2109         /* ok, accept it */
2110         dev->ovbuf = *fb;
2111         dev->ovfmt = fmt;
2112         if (0 == dev->ovbuf.fmt.bytesperline)
2113                 dev->ovbuf.fmt.bytesperline =
2114                         dev->ovbuf.fmt.width*fmt->depth/8;
2115         return 0;
2116 }
2117
2118 static int saa7134_overlay(struct file *file, void *f, unsigned int on)
2119 {
2120         struct saa7134_fh *fh = f;
2121         struct saa7134_dev *dev = fh->dev;
2122         unsigned long flags;
2123
2124         if (on) {
2125                 if (saa7134_no_overlay > 0) {
2126                         dprintk("no_overlay\n");
2127                         return -EINVAL;
2128                 }
2129
2130                 if (!res_get(dev, fh, RESOURCE_OVERLAY))
2131                         return -EBUSY;
2132                 spin_lock_irqsave(&dev->slock, flags);
2133                 start_preview(dev, fh);
2134                 spin_unlock_irqrestore(&dev->slock, flags);
2135         }
2136         if (!on) {
2137                 if (!res_check(fh, RESOURCE_OVERLAY))
2138                         return -EINVAL;
2139                 spin_lock_irqsave(&dev->slock, flags);
2140                 stop_preview(dev, fh);
2141                 spin_unlock_irqrestore(&dev->slock, flags);
2142                 res_free(dev, fh, RESOURCE_OVERLAY);
2143         }
2144         return 0;
2145 }
2146
2147 #ifdef CONFIG_VIDEO_V4L1_COMPAT
2148 static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf)
2149 {
2150         struct saa7134_fh *fh = file->private_data;
2151         return videobuf_cgmbuf(saa7134_queue(fh), mbuf, 8);
2152 }
2153 #endif
2154
2155 static int saa7134_reqbufs(struct file *file, void *priv,
2156                                         struct v4l2_requestbuffers *p)
2157 {
2158         struct saa7134_fh *fh = priv;
2159         return videobuf_reqbufs(saa7134_queue(fh), p);
2160 }
2161
2162 static int saa7134_querybuf(struct file *file, void *priv,
2163                                         struct v4l2_buffer *b)
2164 {
2165         struct saa7134_fh *fh = priv;
2166         return videobuf_querybuf(saa7134_queue(fh), b);
2167 }
2168
2169 static int saa7134_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2170 {
2171         struct saa7134_fh *fh = priv;
2172         return videobuf_qbuf(saa7134_queue(fh), b);
2173 }
2174
2175 static int saa7134_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2176 {
2177         struct saa7134_fh *fh = priv;
2178         return videobuf_dqbuf(saa7134_queue(fh), b,
2179                                 file->f_flags & O_NONBLOCK);
2180 }
2181
2182 static int saa7134_streamon(struct file *file, void *priv,
2183                                         enum v4l2_buf_type type)
2184 {
2185         struct saa7134_fh *fh = priv;
2186         struct saa7134_dev *dev = fh->dev;
2187         int res = saa7134_resource(fh);
2188
2189         if (!res_get(dev, fh, res))
2190                 return -EBUSY;
2191
2192         return videobuf_streamon(saa7134_queue(fh));
2193 }
2194
2195 static int saa7134_streamoff(struct file *file, void *priv,
2196                                         enum v4l2_buf_type type)
2197 {
2198         int err;
2199         struct saa7134_fh *fh = priv;
2200         struct saa7134_dev *dev = fh->dev;
2201         int res = saa7134_resource(fh);
2202
2203         err = videobuf_streamoff(saa7134_queue(fh));
2204         if (err < 0)
2205                 return err;
2206         res_free(dev, fh, res);
2207         return 0;
2208 }
2209
2210 static int saa7134_g_parm(struct file *file, void *fh,
2211                                 struct v4l2_streamparm *parm)
2212 {
2213         return 0;
2214 }
2215
2216 static int radio_querycap(struct file *file, void *priv,
2217                                         struct v4l2_capability *cap)
2218 {
2219         struct saa7134_fh *fh = file->private_data;
2220         struct saa7134_dev *dev = fh->dev;
2221
2222         strcpy(cap->driver, "saa7134");
2223         strlcpy(cap->card, saa7134_boards[dev->board].name, sizeof(cap->card));
2224         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
2225         cap->version = SAA7134_VERSION_CODE;
2226         cap->capabilities = V4L2_CAP_TUNER;
2227         return 0;
2228 }
2229
2230 static int radio_g_tuner(struct file *file, void *priv,
2231                                         struct v4l2_tuner *t)
2232 {
2233         struct saa7134_fh *fh = file->private_data;
2234         struct saa7134_dev *dev = fh->dev;
2235
2236         if (0 != t->index)
2237                 return -EINVAL;
2238
2239         memset(t, 0, sizeof(*t));
2240         strcpy(t->name, "Radio");
2241         t->type = V4L2_TUNER_RADIO;
2242
2243         saa7134_i2c_call_clients(dev, VIDIOC_G_TUNER, t);
2244         if (dev->input->amux == TV) {
2245                 t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11);
2246                 t->rxsubchans = (saa_readb(0x529) & 0x08) ?
2247                                 V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
2248         }
2249         return 0;
2250 }
2251 static int radio_s_tuner(struct file *file, void *priv,
2252                                         struct v4l2_tuner *t)
2253 {
2254         struct saa7134_fh *fh = file->private_data;
2255         struct saa7134_dev *dev = fh->dev;
2256
2257         if (0 != t->index)
2258                 return -EINVAL;
2259
2260         saa7134_i2c_call_clients(dev, VIDIOC_S_TUNER, t);
2261         return 0;
2262 }
2263
2264 static int radio_enum_input(struct file *file, void *priv,
2265                                         struct v4l2_input *i)
2266 {
2267         if (i->index != 0)
2268                 return -EINVAL;
2269
2270         strcpy(i->name, "Radio");
2271         i->type = V4L2_INPUT_TYPE_TUNER;
2272
2273         return 0;
2274 }
2275
2276 static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
2277 {
2278         *i = 0;
2279         return 0;
2280 }
2281
2282 static int radio_g_audio(struct file *file, void *priv,
2283                                         struct v4l2_audio *a)
2284 {
2285         memset(a, 0, sizeof(*a));
2286         strcpy(a->name, "Radio");
2287         return 0;
2288 }
2289
2290 static int radio_s_audio(struct file *file, void *priv,
2291                                         struct v4l2_audio *a)
2292 {
2293         return 0;
2294 }
2295
2296 static int radio_s_input(struct file *filp, void *priv, unsigned int i)
2297 {
2298         return 0;
2299 }
2300
2301 static int radio_s_std(struct file *file, void *fh, v4l2_std_id *norm)
2302 {
2303         return 0;
2304 }
2305
2306 static int radio_queryctrl(struct file *file, void *priv,
2307                                         struct v4l2_queryctrl *c)
2308 {
2309         const struct v4l2_queryctrl *ctrl;
2310
2311         if (c->id <  V4L2_CID_BASE ||
2312             c->id >= V4L2_CID_LASTP1)
2313                 return -EINVAL;
2314         if (c->id == V4L2_CID_AUDIO_MUTE) {
2315                 ctrl = ctrl_by_id(c->id);
2316                 *c = *ctrl;
2317         } else
2318                 *c = no_ctrl;
2319         return 0;
2320 }
2321
2322 static const struct file_operations video_fops =
2323 {
2324         .owner    = THIS_MODULE,
2325         .open     = video_open,
2326         .release  = video_release,
2327         .read     = video_read,
2328         .poll     = video_poll,
2329         .mmap     = video_mmap,
2330         .ioctl    = video_ioctl2,
2331         .compat_ioctl   = v4l_compat_ioctl32,
2332         .llseek   = no_llseek,
2333 };
2334
2335 static const struct file_operations radio_fops =
2336 {
2337         .owner    = THIS_MODULE,
2338         .open     = video_open,
2339         .release  = video_release,
2340         .ioctl    = video_ioctl2,
2341         .compat_ioctl   = v4l_compat_ioctl32,
2342         .llseek   = no_llseek,
2343 };
2344
2345 /* ----------------------------------------------------------- */
2346 /* exported stuff                                              */
2347
2348 struct video_device saa7134_video_template =
2349 {
2350         .name                           = "saa7134-video",
2351         .type                           = VID_TYPE_CAPTURE|VID_TYPE_TUNER |
2352                                         VID_TYPE_CLIPPING|VID_TYPE_SCALES,
2353         .fops                           = &video_fops,
2354         .minor                          = -1,
2355         .vidioc_querycap                = saa7134_querycap,
2356         .vidioc_enum_fmt_cap            = saa7134_enum_fmt_cap,
2357         .vidioc_g_fmt_cap               = saa7134_g_fmt_cap,
2358         .vidioc_try_fmt_cap             = saa7134_try_fmt_cap,
2359         .vidioc_s_fmt_cap               = saa7134_s_fmt_cap,
2360         .vidioc_enum_fmt_overlay        = saa7134_enum_fmt_overlay,
2361         .vidioc_g_fmt_overlay           = saa7134_g_fmt_overlay,
2362         .vidioc_try_fmt_overlay         = saa7134_try_fmt_overlay,
2363         .vidioc_s_fmt_overlay           = saa7134_s_fmt_overlay,
2364         .vidioc_enum_fmt_vbi            = saa7134_enum_fmt_vbi,
2365         .vidioc_g_fmt_vbi               = saa7134_try_get_set_fmt_vbi,
2366         .vidioc_try_fmt_vbi             = saa7134_try_get_set_fmt_vbi,
2367         .vidioc_s_fmt_vbi               = saa7134_try_get_set_fmt_vbi,
2368         .vidioc_g_audio                 = saa7134_g_audio,
2369         .vidioc_s_audio                 = saa7134_s_audio,
2370         .vidioc_cropcap                 = saa7134_cropcap,
2371         .vidioc_reqbufs                 = saa7134_reqbufs,
2372         .vidioc_querybuf                = saa7134_querybuf,
2373         .vidioc_qbuf                    = saa7134_qbuf,
2374         .vidioc_dqbuf                   = saa7134_dqbuf,
2375         .vidioc_s_std                   = saa7134_s_std,
2376         .vidioc_enum_input              = saa7134_enum_input,
2377         .vidioc_g_input                 = saa7134_g_input,
2378         .vidioc_s_input                 = saa7134_s_input,
2379         .vidioc_queryctrl               = saa7134_queryctrl,
2380         .vidioc_g_ctrl                  = saa7134_g_ctrl,
2381         .vidioc_s_ctrl                  = saa7134_s_ctrl,
2382         .vidioc_streamon                = saa7134_streamon,
2383         .vidioc_streamoff               = saa7134_streamoff,
2384         .vidioc_g_tuner                 = saa7134_g_tuner,
2385         .vidioc_s_tuner                 = saa7134_s_tuner,
2386 #ifdef CONFIG_VIDEO_V4L1_COMPAT
2387         .vidiocgmbuf                    = vidiocgmbuf,
2388 #endif
2389         .vidioc_g_crop                  = saa7134_g_crop,
2390         .vidioc_s_crop                  = saa7134_s_crop,
2391         .vidioc_g_fbuf                  = saa7134_g_fbuf,
2392         .vidioc_s_fbuf                  = saa7134_s_fbuf,
2393         .vidioc_overlay                 = saa7134_overlay,
2394         .vidioc_g_priority              = saa7134_g_priority,
2395         .vidioc_s_priority              = saa7134_s_priority,
2396         .vidioc_g_parm                  = saa7134_g_parm,
2397         .vidioc_g_frequency             = saa7134_g_frequency,
2398         .vidioc_s_frequency             = saa7134_s_frequency,
2399         .tvnorms                        = SAA7134_NORMS,
2400         .current_norm                   = V4L2_STD_PAL,
2401 };
2402
2403 struct video_device saa7134_radio_template =
2404 {
2405         .name                   = "saa7134-radio",
2406         .type                   = VID_TYPE_TUNER,
2407         .fops                   = &radio_fops,
2408         .minor                  = -1,
2409         .vidioc_querycap        = radio_querycap,
2410         .vidioc_g_tuner         = radio_g_tuner,
2411         .vidioc_enum_input      = radio_enum_input,
2412         .vidioc_g_audio         = radio_g_audio,
2413         .vidioc_s_tuner         = radio_s_tuner,
2414         .vidioc_s_audio         = radio_s_audio,
2415         .vidioc_s_input         = radio_s_input,
2416         .vidioc_s_std           = radio_s_std,
2417         .vidioc_queryctrl       = radio_queryctrl,
2418         .vidioc_g_input         = radio_g_input,
2419         .vidioc_g_ctrl          = saa7134_g_ctrl,
2420         .vidioc_s_ctrl          = saa7134_s_ctrl,
2421         .vidioc_g_frequency     = saa7134_g_frequency,
2422         .vidioc_s_frequency     = saa7134_s_frequency,
2423 };
2424
2425 int saa7134_video_init1(struct saa7134_dev *dev)
2426 {
2427         /* sanitycheck insmod options */
2428         if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME)
2429                 gbuffers = 2;
2430         if (gbufsize < 0 || gbufsize > gbufsize_max)
2431                 gbufsize = gbufsize_max;
2432         gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK;
2433
2434         /* put some sensible defaults into the data structures ... */
2435         dev->ctl_bright     = ctrl_by_id(V4L2_CID_BRIGHTNESS)->default_value;
2436         dev->ctl_contrast   = ctrl_by_id(V4L2_CID_CONTRAST)->default_value;
2437         dev->ctl_hue        = ctrl_by_id(V4L2_CID_HUE)->default_value;
2438         dev->ctl_saturation = ctrl_by_id(V4L2_CID_SATURATION)->default_value;
2439         dev->ctl_volume     = ctrl_by_id(V4L2_CID_AUDIO_VOLUME)->default_value;
2440         dev->ctl_mute       = 1; // ctrl_by_id(V4L2_CID_AUDIO_MUTE)->default_value;
2441         dev->ctl_invert     = ctrl_by_id(V4L2_CID_PRIVATE_INVERT)->default_value;
2442         dev->ctl_automute   = ctrl_by_id(V4L2_CID_PRIVATE_AUTOMUTE)->default_value;
2443
2444         if (dev->tda9887_conf && dev->ctl_automute)
2445                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
2446         dev->automute       = 0;
2447
2448         INIT_LIST_HEAD(&dev->video_q.queue);
2449         init_timer(&dev->video_q.timeout);
2450         dev->video_q.timeout.function = saa7134_buffer_timeout;
2451         dev->video_q.timeout.data     = (unsigned long)(&dev->video_q);
2452         dev->video_q.dev              = dev;
2453
2454         if (saa7134_boards[dev->board].video_out)
2455                 saa7134_videoport_init(dev);
2456
2457         return 0;
2458 }
2459
2460 int saa7134_videoport_init(struct saa7134_dev *dev)
2461 {
2462         /* enable video output */
2463         int vo = saa7134_boards[dev->board].video_out;
2464         int video_reg;
2465         unsigned int vid_port_opts = saa7134_boards[dev->board].vid_port_opts;
2466         saa_writeb(SAA7134_VIDEO_PORT_CTRL0, video_out[vo][0]);
2467         video_reg = video_out[vo][1];
2468         if (vid_port_opts & SET_T_CODE_POLARITY_NON_INVERTED)
2469                 video_reg &= ~VP_T_CODE_P_INVERTED;
2470         saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_reg);
2471         saa_writeb(SAA7134_VIDEO_PORT_CTRL2, video_out[vo][2]);
2472         saa_writeb(SAA7134_VIDEO_PORT_CTRL3, video_out[vo][3]);
2473         saa_writeb(SAA7134_VIDEO_PORT_CTRL4, video_out[vo][4]);
2474         video_reg = video_out[vo][5];
2475         if (vid_port_opts & SET_CLOCK_NOT_DELAYED)
2476                 video_reg &= ~VP_CLK_CTRL2_DELAYED;
2477         if (vid_port_opts & SET_CLOCK_INVERTED)
2478                 video_reg |= VP_CLK_CTRL1_INVERTED;
2479         saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_reg);
2480         video_reg = video_out[vo][6];
2481         if (vid_port_opts & SET_VSYNC_OFF) {
2482                 video_reg &= ~VP_VS_TYPE_MASK;
2483                 video_reg |= VP_VS_TYPE_OFF;
2484         }
2485         saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_reg);
2486         saa_writeb(SAA7134_VIDEO_PORT_CTRL7, video_out[vo][7]);
2487         saa_writeb(SAA7134_VIDEO_PORT_CTRL8, video_out[vo][8]);
2488
2489         return 0;
2490 }
2491
2492 int saa7134_video_init2(struct saa7134_dev *dev)
2493 {
2494         /* init video hw */
2495         set_tvnorm(dev,&tvnorms[0]);
2496         video_mux(dev,0);
2497         saa7134_tvaudio_setmute(dev);
2498         saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
2499         return 0;
2500 }
2501
2502 void saa7134_irq_video_signalchange(struct saa7134_dev *dev)
2503 {
2504         static const char *st[] = {
2505                 "(no signal)", "NTSC", "PAL", "SECAM" };
2506         u32 st1,st2;
2507
2508         st1 = saa_readb(SAA7134_STATUS_VIDEO1);
2509         st2 = saa_readb(SAA7134_STATUS_VIDEO2);
2510         dprintk("DCSDT: pll: %s, sync: %s, norm: %s\n",
2511                 (st1 & 0x40) ? "not locked" : "locked",
2512                 (st2 & 0x40) ? "no"         : "yes",
2513                 st[st1 & 0x03]);
2514         dev->nosignal = (st1 & 0x40) || (st2 & 0x40)  || !(st2 & 0x1);
2515
2516         if (dev->nosignal) {
2517                 /* no video signal -> mute audio */
2518                 if (dev->ctl_automute)
2519                         dev->automute = 1;
2520                 saa7134_tvaudio_setmute(dev);
2521         } else {
2522                 /* wake up tvaudio audio carrier scan thread */
2523                 saa7134_tvaudio_do_scan(dev);
2524         }
2525
2526         if ((st2 & 0x80) && !noninterlaced && !dev->nosignal)
2527                 saa_clearb(SAA7134_SYNC_CTRL, 0x20);
2528         else
2529                 saa_setb(SAA7134_SYNC_CTRL, 0x20);
2530
2531         if (dev->mops && dev->mops->signal_change)
2532                 dev->mops->signal_change(dev);
2533 }
2534
2535
2536 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status)
2537 {
2538         enum v4l2_field field;
2539
2540         spin_lock(&dev->slock);
2541         if (dev->video_q.curr) {
2542                 dev->video_fieldcount++;
2543                 field = dev->video_q.curr->vb.field;
2544                 if (V4L2_FIELD_HAS_BOTH(field)) {
2545                         /* make sure we have seen both fields */
2546                         if ((status & 0x10) == 0x00) {
2547                                 dev->video_q.curr->top_seen = 1;
2548                                 goto done;
2549                         }
2550                         if (!dev->video_q.curr->top_seen)
2551                                 goto done;
2552                 } else if (field == V4L2_FIELD_TOP) {
2553                         if ((status & 0x10) != 0x10)
2554                                 goto done;
2555                 } else if (field == V4L2_FIELD_BOTTOM) {
2556                         if ((status & 0x10) != 0x00)
2557                                 goto done;
2558                 }
2559                 dev->video_q.curr->vb.field_count = dev->video_fieldcount;
2560                 saa7134_buffer_finish(dev,&dev->video_q,VIDEOBUF_DONE);
2561         }
2562         saa7134_buffer_next(dev,&dev->video_q);
2563
2564  done:
2565         spin_unlock(&dev->slock);
2566 }
2567
2568 /* ----------------------------------------------------------- */
2569 /*
2570  * Local variables:
2571  * c-basic-offset: 8
2572  * End:
2573  */