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

   1 /*
   2  *
   3  * device driver for philips saa7134 based TV cards
   4  * video4linux video interface
   5  *
   6  * (c) 2001-03 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
   7  *
   8  *  This program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License as published by
  10  *  the Free Software Foundation; either version 2 of the License, or
  11  *  (at your option) any later version.
  12  *
  13  *  This program is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *  GNU General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License
  19  *  along with this program; if not, write to the Free Software
  20  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21  */
  22
  23 #include <linux/init.h>
  24 #include <linux/list.h>
  25 #include <linux/module.h>
  26 #include <linux/kernel.h>
  27 #include <linux/slab.h>
  28 #include <linux/sort.h>
  29
  30 #include "saa7134-reg.h"
  31 #include "saa7134.h"
  32 #include <media/v4l2-common.h>
  33
  34 #ifdef CONFIG_VIDEO_V4L1_COMPAT
  35 /* Include V4L1 specific functions. Should be removed soon */
  36 #include <linux/videodev.h>
  37 #endif
  38
  39 /* ------------------------------------------------------------------ */
  40
  41 unsigned int video_debug;
  42 static unsigned int gbuffers      = 8;
  43 static unsigned int noninterlaced; /* 0 */
  44 static unsigned int gbufsize      = 720*576*4;
  45 static unsigned int gbufsize_max  = 720*576*4;
  46 static char secam[] = "--";
  47 module_param(video_debug, int, 0644);
  48 MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
  49 module_param(gbuffers, int, 0444);
  50 MODULE_PARM_DESC(gbuffers,"number of capture buffers, range 2-32");
  51 module_param(noninterlaced, int, 0644);
  52 MODULE_PARM_DESC(noninterlaced,"capture non interlaced video");
  53 module_param_string(secam, secam, sizeof(secam), 0644);
  54 MODULE_PARM_DESC(secam, "force SECAM variant, either DK,L or Lc");
  55
  56
  57 #define dprintk(fmt, arg...)    if (video_debug&0x04) \
  58         printk(KERN_DEBUG "%s/video: " fmt, dev->name , ## arg)
  59
  60 /* ------------------------------------------------------------------ */
  61 /* Defines for Video Output Port Register at address 0x191            */
  62
  63 /* Bit 0: VIP code T bit polarity */
  64
  65 #define VP_T_CODE_P_NON_INVERTED        0x00
  66 #define VP_T_CODE_P_INVERTED            0x01
  67
  68 /* ------------------------------------------------------------------ */
  69 /* Defines for Video Output Port Register at address 0x195            */
  70
  71 /* Bit 2: Video output clock delay control */
  72
  73 #define VP_CLK_CTRL2_NOT_DELAYED        0x00
  74 #define VP_CLK_CTRL2_DELAYED            0x04
  75
  76 /* Bit 1: Video output clock invert control */
  77
  78 #define VP_CLK_CTRL1_NON_INVERTED       0x00
  79 #define VP_CLK_CTRL1_INVERTED           0x02
  80
  81 /* ------------------------------------------------------------------ */
  82 /* Defines for Video Output Port Register at address 0x196            */
  83
  84 /* Bits 2 to 0: VSYNC pin video vertical sync type */
  85
  86 #define VP_VS_TYPE_MASK                 0x07
  87
  88 #define VP_VS_TYPE_OFF                  0x00
  89 #define VP_VS_TYPE_V123                 0x01
  90 #define VP_VS_TYPE_V_ITU                0x02
  91 #define VP_VS_TYPE_VGATE_L              0x03
  92 #define VP_VS_TYPE_RESERVED1            0x04
  93 #define VP_VS_TYPE_RESERVED2            0x05
  94 #define VP_VS_TYPE_F_ITU                0x06
  95 #define VP_VS_TYPE_SC_FID               0x07
  96
  97 /* ------------------------------------------------------------------ */
  98 /* data structs for video                                             */
  99
 100 static int video_out[][9] = {
 101         [CCIR656] = { 0x00, 0xb1, 0x00, 0xa1, 0x00, 0x04, 0x06, 0x00, 0x00 },
 102 };
 103
 104 static struct saa7134_format formats[] = {
 105         {
 106                 .name     = "8 bpp gray",
 107                 .fourcc   = V4L2_PIX_FMT_GREY,
 108                 .depth    = 8,
 109                 .pm       = 0x06,
 110         },{
 111                 .name     = "15 bpp RGB, le",
 112                 .fourcc   = V4L2_PIX_FMT_RGB555,
 113                 .depth    = 16,
 114                 .pm       = 0x13 | 0x80,
 115         },{
 116                 .name     = "15 bpp RGB, be",
 117                 .fourcc   = V4L2_PIX_FMT_RGB555X,
 118                 .depth    = 16,
 119                 .pm       = 0x13 | 0x80,
 120                 .bswap    = 1,
 121         },{
 122                 .name     = "16 bpp RGB, le",
 123                 .fourcc   = V4L2_PIX_FMT_RGB565,
 124                 .depth    = 16,
 125                 .pm       = 0x10 | 0x80,
 126         },{
 127                 .name     = "16 bpp RGB, be",
 128                 .fourcc   = V4L2_PIX_FMT_RGB565X,
 129                 .depth    = 16,
 130                 .pm       = 0x10 | 0x80,
 131                 .bswap    = 1,
 132         },{
 133                 .name     = "24 bpp RGB, le",
 134                 .fourcc   = V4L2_PIX_FMT_BGR24,
 135                 .depth    = 24,
 136                 .pm       = 0x11,
 137         },{
 138                 .name     = "24 bpp RGB, be",
 139                 .fourcc   = V4L2_PIX_FMT_RGB24,
 140                 .depth    = 24,
 141                 .pm       = 0x11,
 142                 .bswap    = 1,
 143         },{
 144                 .name     = "32 bpp RGB, le",
 145                 .fourcc   = V4L2_PIX_FMT_BGR32,
 146                 .depth    = 32,
 147                 .pm       = 0x12,
 148         },{
 149                 .name     = "32 bpp RGB, be",
 150                 .fourcc   = V4L2_PIX_FMT_RGB32,
 151                 .depth    = 32,
 152                 .pm       = 0x12,
 153                 .bswap    = 1,
 154                 .wswap    = 1,
 155         },{
 156                 .name     = "4:2:2 packed, YUYV",
 157                 .fourcc   = V4L2_PIX_FMT_YUYV,
 158                 .depth    = 16,
 159                 .pm       = 0x00,
 160                 .bswap    = 1,
 161                 .yuv      = 1,
 162         },{
 163                 .name     = "4:2:2 packed, UYVY",
 164                 .fourcc   = V4L2_PIX_FMT_UYVY,
 165                 .depth    = 16,
 166                 .pm       = 0x00,
 167                 .yuv      = 1,
 168         },{
 169                 .name     = "4:2:2 planar, Y-Cb-Cr",
 170                 .fourcc   = V4L2_PIX_FMT_YUV422P,
 171                 .depth    = 16,
 172                 .pm       = 0x09,
 173                 .yuv      = 1,
 174                 .planar   = 1,
 175                 .hshift   = 1,
 176                 .vshift   = 0,
 177         },{
 178                 .name     = "4:2:0 planar, Y-Cb-Cr",
 179                 .fourcc   = V4L2_PIX_FMT_YUV420,
 180                 .depth    = 12,
 181                 .pm       = 0x0a,
 182                 .yuv      = 1,
 183                 .planar   = 1,
 184                 .hshift   = 1,
 185                 .vshift   = 1,
 186         },{
 187                 .name     = "4:2:0 planar, Y-Cb-Cr",
 188                 .fourcc   = V4L2_PIX_FMT_YVU420,
 189                 .depth    = 12,
 190                 .pm       = 0x0a,
 191                 .yuv      = 1,
 192                 .planar   = 1,
 193                 .uvswap   = 1,
 194                 .hshift   = 1,
 195                 .vshift   = 1,
 196         }
 197 };
 198 #define FORMATS ARRAY_SIZE(formats)
 199
 200 #define NORM_625_50                     \
 201                 .h_start       = 0,     \
 202                 .h_stop        = 719,   \
 203                 .video_v_start = 24,    \
 204                 .video_v_stop  = 311,   \
 205                 .vbi_v_start_0 = 7,     \
 206                 .vbi_v_stop_0  = 22,    \
 207                 .vbi_v_start_1 = 319,   \
 208                 .src_timing    = 4
 209
 210 #define NORM_525_60                     \
 211                 .h_start       = 0,     \
 212                 .h_stop        = 703,   \
 213                 .video_v_start = 23,    \
 214                 .video_v_stop  = 262,   \
 215                 .vbi_v_start_0 = 10,    \
 216                 .vbi_v_stop_0  = 21,    \
 217                 .vbi_v_start_1 = 273,   \
 218                 .src_timing    = 7
 219
 220 static struct saa7134_tvnorm tvnorms[] = {
 221         {
 222                 .name          = "PAL", /* autodetect */
 223                 .id            = V4L2_STD_PAL,
 224                 NORM_625_50,
 225
 226                 .sync_control  = 0x18,
 227                 .luma_control  = 0x40,
 228                 .chroma_ctrl1  = 0x81,
 229                 .chroma_gain   = 0x2a,
 230                 .chroma_ctrl2  = 0x06,
 231                 .vgate_misc    = 0x1c,
 232
 233         },{
 234                 .name          = "PAL-BG",
 235                 .id            = V4L2_STD_PAL_BG,
 236                 NORM_625_50,
 237
 238                 .sync_control  = 0x18,
 239                 .luma_control  = 0x40,
 240                 .chroma_ctrl1  = 0x81,
 241                 .chroma_gain   = 0x2a,
 242                 .chroma_ctrl2  = 0x06,
 243                 .vgate_misc    = 0x1c,
 244
 245         },{
 246                 .name          = "PAL-I",
 247                 .id            = V4L2_STD_PAL_I,
 248                 NORM_625_50,
 249
 250                 .sync_control  = 0x18,
 251                 .luma_control  = 0x40,
 252                 .chroma_ctrl1  = 0x81,
 253                 .chroma_gain   = 0x2a,
 254                 .chroma_ctrl2  = 0x06,
 255                 .vgate_misc    = 0x1c,
 256
 257         },{
 258                 .name          = "PAL-DK",
 259                 .id            = V4L2_STD_PAL_DK,
 260                 NORM_625_50,
 261
 262                 .sync_control  = 0x18,
 263                 .luma_control  = 0x40,
 264                 .chroma_ctrl1  = 0x81,
 265                 .chroma_gain   = 0x2a,
 266                 .chroma_ctrl2  = 0x06,
 267                 .vgate_misc    = 0x1c,
 268
 269         },{
 270                 .name          = "NTSC",
 271                 .id            = V4L2_STD_NTSC,
 272                 NORM_525_60,
 273
 274                 .sync_control  = 0x59,
 275                 .luma_control  = 0x40,
 276                 .chroma_ctrl1  = 0x89,
 277                 .chroma_gain   = 0x2a,
 278                 .chroma_ctrl2  = 0x0e,
 279                 .vgate_misc    = 0x18,
 280
 281         },{
 282                 .name          = "SECAM",
 283                 .id            = V4L2_STD_SECAM,
 284                 NORM_625_50,
 285
 286                 .sync_control  = 0x18,
 287                 .luma_control  = 0x1b,
 288                 .chroma_ctrl1  = 0xd1,
 289                 .chroma_gain   = 0x80,
 290                 .chroma_ctrl2  = 0x00,
 291                 .vgate_misc    = 0x1c,
 292
 293         },{
 294                 .name          = "SECAM-DK",
 295                 .id            = V4L2_STD_SECAM_DK,
 296                 NORM_625_50,
 297
 298                 .sync_control  = 0x18,
 299                 .luma_control  = 0x1b,
 300                 .chroma_ctrl1  = 0xd1,
 301                 .chroma_gain   = 0x80,
 302                 .chroma_ctrl2  = 0x00,
 303                 .vgate_misc    = 0x1c,
 304
 305         },{
 306                 .name          = "SECAM-L",
 307                 .id            = V4L2_STD_SECAM_L,
 308                 NORM_625_50,
 309
 310                 .sync_control  = 0x18,
 311                 .luma_control  = 0x1b,
 312                 .chroma_ctrl1  = 0xd1,
 313                 .chroma_gain   = 0x80,
 314                 .chroma_ctrl2  = 0x00,
 315                 .vgate_misc    = 0x1c,
 316
 317         },{
 318                 .name          = "SECAM-Lc",
 319                 .id            = V4L2_STD_SECAM_LC,
 320                 NORM_625_50,
 321
 322                 .sync_control  = 0x18,
 323                 .luma_control  = 0x1b,
 324                 .chroma_ctrl1  = 0xd1,
 325                 .chroma_gain   = 0x80,
 326                 .chroma_ctrl2  = 0x00,
 327                 .vgate_misc    = 0x1c,
 328
 329         },{
 330                 .name          = "PAL-M",
 331                 .id            = V4L2_STD_PAL_M,
 332                 NORM_525_60,
 333
 334                 .sync_control  = 0x59,
 335                 .luma_control  = 0x40,
 336                 .chroma_ctrl1  = 0xb9,
 337                 .chroma_gain   = 0x2a,
 338                 .chroma_ctrl2  = 0x0e,
 339                 .vgate_misc    = 0x18,
 340
 341         },{
 342                 .name          = "PAL-Nc",
 343                 .id            = V4L2_STD_PAL_Nc,
 344                 NORM_625_50,
 345
 346                 .sync_control  = 0x18,
 347                 .luma_control  = 0x40,
 348                 .chroma_ctrl1  = 0xa1,
 349                 .chroma_gain   = 0x2a,
 350                 .chroma_ctrl2  = 0x06,
 351                 .vgate_misc    = 0x1c,
 352
 353         },{
 354                 .name          = "PAL-60",
 355                 .id            = V4L2_STD_PAL_60,
 356
 357                 .h_start       = 0,
 358                 .h_stop        = 719,
 359                 .video_v_start = 23,
 360                 .video_v_stop  = 262,
 361                 .vbi_v_start_0 = 10,
 362                 .vbi_v_stop_0  = 21,
 363                 .vbi_v_start_1 = 273,
 364                 .src_timing    = 7,
 365
 366                 .sync_control  = 0x18,
 367                 .luma_control  = 0x40,
 368                 .chroma_ctrl1  = 0x81,
 369                 .chroma_gain   = 0x2a,
 370                 .chroma_ctrl2  = 0x06,
 371                 .vgate_misc    = 0x1c,
 372         }
 373 };
 374 #define TVNORMS ARRAY_SIZE(tvnorms)
 375
 376 #define V4L2_CID_PRIVATE_INVERT      (V4L2_CID_PRIVATE_BASE + 0)
 377 #define V4L2_CID_PRIVATE_Y_ODD       (V4L2_CID_PRIVATE_BASE + 1)
 378 #define V4L2_CID_PRIVATE_Y_EVEN      (V4L2_CID_PRIVATE_BASE + 2)
 379 #define V4L2_CID_PRIVATE_AUTOMUTE    (V4L2_CID_PRIVATE_BASE + 3)
 380 #define V4L2_CID_PRIVATE_LASTP1      (V4L2_CID_PRIVATE_BASE + 4)
 381
 382 static const struct v4l2_queryctrl no_ctrl = {
 383         .name  = "42",
 384         .flags = V4L2_CTRL_FLAG_DISABLED,
 385 };
 386 static const struct v4l2_queryctrl video_ctrls[] = {
 387         /* --- video --- */
 388         {
 389                 .id            = V4L2_CID_BRIGHTNESS,
 390                 .name          = "Brightness",
 391                 .minimum       = 0,
 392                 .maximum       = 255,
 393                 .step          = 1,
 394                 .default_value = 128,
 395                 .type          = V4L2_CTRL_TYPE_INTEGER,
 396         },{
 397                 .id            = V4L2_CID_CONTRAST,
 398                 .name          = "Contrast",
 399                 .minimum       = 0,
 400                 .maximum       = 127,
 401                 .step          = 1,
 402                 .default_value = 68,
 403                 .type          = V4L2_CTRL_TYPE_INTEGER,
 404         },{
 405                 .id            = V4L2_CID_SATURATION,
 406                 .name          = "Saturation",
 407                 .minimum       = 0,
 408                 .maximum       = 127,
 409                 .step          = 1,
 410                 .default_value = 64,
 411                 .type          = V4L2_CTRL_TYPE_INTEGER,
 412         },{
 413                 .id            = V4L2_CID_HUE,
 414                 .name          = "Hue",
 415                 .minimum       = -128,
 416                 .maximum       = 127,
 417                 .step          = 1,
 418                 .default_value = 0,
 419                 .type          = V4L2_CTRL_TYPE_INTEGER,
 420         },{
 421                 .id            = V4L2_CID_HFLIP,
 422                 .name          = "Mirror",
 423                 .minimum       = 0,
 424                 .maximum       = 1,
 425                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
 426         },
 427         /* --- audio --- */
 428         {
 429                 .id            = V4L2_CID_AUDIO_MUTE,
 430                 .name          = "Mute",
 431                 .minimum       = 0,
 432                 .maximum       = 1,
 433                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
 434         },{
 435                 .id            = V4L2_CID_AUDIO_VOLUME,
 436                 .name          = "Volume",
 437                 .minimum       = -15,
 438                 .maximum       = 15,
 439                 .step          = 1,
 440                 .default_value = 0,
 441                 .type          = V4L2_CTRL_TYPE_INTEGER,
 442         },
 443         /* --- private --- */
 444         {
 445                 .id            = V4L2_CID_PRIVATE_INVERT,
 446                 .name          = "Invert",
 447                 .minimum       = 0,
 448                 .maximum       = 1,
 449                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
 450         },{
 451                 .id            = V4L2_CID_PRIVATE_Y_ODD,
 452                 .name          = "y offset odd field",
 453                 .minimum       = 0,
 454                 .maximum       = 128,
 455                 .step          = 1,
 456                 .default_value = 0,
 457                 .type          = V4L2_CTRL_TYPE_INTEGER,
 458         },{
 459                 .id            = V4L2_CID_PRIVATE_Y_EVEN,
 460                 .name          = "y offset even field",
 461                 .minimum       = 0,
 462                 .maximum       = 128,
 463                 .step          = 1,
 464                 .default_value = 0,
 465                 .type          = V4L2_CTRL_TYPE_INTEGER,
 466         },{
 467                 .id            = V4L2_CID_PRIVATE_AUTOMUTE,
 468                 .name          = "automute",
 469                 .minimum       = 0,
 470                 .maximum       = 1,
 471                 .default_value = 1,
 472                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
 473         }
 474 };
 475 static const unsigned int CTRLS = ARRAY_SIZE(video_ctrls);
 476
 477 static const struct v4l2_queryctrl* ctrl_by_id(unsigned int id)
 478 {
 479         unsigned int i;
 480
 481         for (i = 0; i < CTRLS; i++)
 482                 if (video_ctrls[i].id == id)
 483                         return video_ctrls+i;
 484         return NULL;
 485 }
 486
 487 static struct saa7134_format* format_by_fourcc(unsigned int fourcc)
 488 {
 489         unsigned int i;
 490
 491         for (i = 0; i < FORMATS; i++)
 492                 if (formats[i].fourcc == fourcc)
 493                         return formats+i;
 494         return NULL;
 495 }
 496
 497 /* ----------------------------------------------------------------------- */
 498 /* resource management                                                     */
 499
 500 static int res_get(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bit)
 501 {
 502         if (fh->resources & bit)
 503                 /* have it already allocated */
 504                 return 1;
 505
 506         /* is it free? */
 507         mutex_lock(&dev->lock);
 508         if (dev->resources & bit) {
 509                 /* no, someone else uses it */
 510                 mutex_unlock(&dev->lock);
 511                 return 0;
 512         }
 513         /* it's free, grab it */
 514         fh->resources  |= bit;
 515         dev->resources |= bit;
 516         dprintk("res: get %d\n",bit);
 517         mutex_unlock(&dev->lock);
 518         return 1;
 519 }
 520
 521 static int res_check(struct saa7134_fh *fh, unsigned int bit)
 522 {
 523         return (fh->resources & bit);
 524 }
 525
 526 static int res_locked(struct saa7134_dev *dev, unsigned int bit)
 527 {
 528         return (dev->resources & bit);
 529 }
 530
 531 static
 532 void res_free(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bits)
 533 {
 534         BUG_ON((fh->resources & bits) != bits);
 535
 536         mutex_lock(&dev->lock);
 537         fh->resources  &= ~bits;
 538         dev->resources &= ~bits;
 539         dprintk("res: put %d\n",bits);
 540         mutex_unlock(&dev->lock);
 541 }
 542
 543 /* ------------------------------------------------------------------ */
 544
 545 static void set_tvnorm(struct saa7134_dev *dev, struct saa7134_tvnorm *norm)
 546 {
 547         dprintk("set tv norm = %s\n",norm->name);
 548         dev->tvnorm = norm;
 549
 550         /* setup cropping */
 551         dev->crop_bounds.left    = norm->h_start;
 552         dev->crop_defrect.left   = norm->h_start;
 553         dev->crop_bounds.width   = norm->h_stop - norm->h_start +1;
 554         dev->crop_defrect.width  = norm->h_stop - norm->h_start +1;
 555
 556         dev->crop_bounds.top     = (norm->vbi_v_stop_0+1)*2;
 557         dev->crop_defrect.top    = norm->video_v_start*2;
 558         dev->crop_bounds.height  = ((norm->id & V4L2_STD_525_60) ? 524 : 624)
 559                 - dev->crop_bounds.top;
 560         dev->crop_defrect.height = (norm->video_v_stop - norm->video_v_start +1)*2;
 561
 562         dev->crop_current = dev->crop_defrect;
 563
 564         saa7134_set_tvnorm_hw(dev);
 565 }
 566
 567 static void video_mux(struct saa7134_dev *dev, int input)
 568 {
 569         dprintk("video input = %d [%s]\n", input, card_in(dev, input).name);
 570         dev->ctl_input = input;
 571         set_tvnorm(dev, dev->tvnorm);
 572         saa7134_tvaudio_setinput(dev, &card_in(dev, input));
 573 }
 574
 575
 576 static void saa7134_set_decoder(struct saa7134_dev *dev)
 577 {
 578         int luma_control, sync_control, mux;
 579
 580         struct saa7134_tvnorm *norm = dev->tvnorm;
 581         mux = card_in(dev, dev->ctl_input).vmux;
 582
 583         luma_control = norm->luma_control;
 584         sync_control = norm->sync_control;
 585
 586         if (mux > 5)
 587                 luma_control |= 0x80; /* svideo */
 588         if (noninterlaced || dev->nosignal)
 589                 sync_control |= 0x20;
 590
 591         /* setup video decoder */
 592         saa_writeb(SAA7134_INCR_DELAY,            0x08);
 593         saa_writeb(SAA7134_ANALOG_IN_CTRL1,       0xc0 | mux);
 594         saa_writeb(SAA7134_ANALOG_IN_CTRL2,       0x00);
 595
 596         saa_writeb(SAA7134_ANALOG_IN_CTRL3,       0x90);
 597         saa_writeb(SAA7134_ANALOG_IN_CTRL4,       0x90);
 598         saa_writeb(SAA7134_HSYNC_START,           0xeb);
 599         saa_writeb(SAA7134_HSYNC_STOP,            0xe0);
 600         saa_writeb(SAA7134_SOURCE_TIMING1,        norm->src_timing);
 601
 602         saa_writeb(SAA7134_SYNC_CTRL,             sync_control);
 603         saa_writeb(SAA7134_LUMA_CTRL,             luma_control);
 604         saa_writeb(SAA7134_DEC_LUMA_BRIGHT,       dev->ctl_bright);
 605
 606         saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
 607                 dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
 608
 609         saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
 610                 dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
 611
 612         saa_writeb(SAA7134_DEC_CHROMA_HUE,        dev->ctl_hue);
 613         saa_writeb(SAA7134_CHROMA_CTRL1,          norm->chroma_ctrl1);
 614         saa_writeb(SAA7134_CHROMA_GAIN,           norm->chroma_gain);
 615
 616         saa_writeb(SAA7134_CHROMA_CTRL2,          norm->chroma_ctrl2);
 617         saa_writeb(SAA7134_MODE_DELAY_CTRL,       0x00);
 618
 619         saa_writeb(SAA7134_ANALOG_ADC,            0x01);
 620         saa_writeb(SAA7134_VGATE_START,           0x11);
 621         saa_writeb(SAA7134_VGATE_STOP,            0xfe);
 622         saa_writeb(SAA7134_MISC_VGATE_MSB,        norm->vgate_misc);
 623         saa_writeb(SAA7134_RAW_DATA_GAIN,         0x40);
 624         saa_writeb(SAA7134_RAW_DATA_OFFSET,       0x80);
 625 }
 626
 627 void saa7134_set_tvnorm_hw(struct saa7134_dev *dev)
 628 {
 629         saa7134_set_decoder(dev);
 630
 631         if (card_in(dev, dev->ctl_input).tv)
 632                 saa_call_all(dev, tuner, s_std, dev->tvnorm->id);
 633         /* Set the correct norm for the saa6752hs. This function
 634            does nothing if there is no saa6752hs. */
 635         saa_call_empress(dev, tuner, s_std, dev->tvnorm->id);
 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_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c)
1121 {
1122         const struct v4l2_queryctrl* ctrl;
1123
1124         ctrl = ctrl_by_id(c->id);
1125         if (NULL == ctrl)
1126                 return -EINVAL;
1127         switch (c->id) {
1128         case V4L2_CID_BRIGHTNESS:
1129                 c->value = dev->ctl_bright;
1130                 break;
1131         case V4L2_CID_HUE:
1132                 c->value = dev->ctl_hue;
1133                 break;
1134         case V4L2_CID_CONTRAST:
1135                 c->value = dev->ctl_contrast;
1136                 break;
1137         case V4L2_CID_SATURATION:
1138                 c->value = dev->ctl_saturation;
1139                 break;
1140         case V4L2_CID_AUDIO_MUTE:
1141                 c->value = dev->ctl_mute;
1142                 break;
1143         case V4L2_CID_AUDIO_VOLUME:
1144                 c->value = dev->ctl_volume;
1145                 break;
1146         case V4L2_CID_PRIVATE_INVERT:
1147                 c->value = dev->ctl_invert;
1148                 break;
1149         case V4L2_CID_HFLIP:
1150                 c->value = dev->ctl_mirror;
1151                 break;
1152         case V4L2_CID_PRIVATE_Y_EVEN:
1153                 c->value = dev->ctl_y_even;
1154                 break;
1155         case V4L2_CID_PRIVATE_Y_ODD:
1156                 c->value = dev->ctl_y_odd;
1157                 break;
1158         case V4L2_CID_PRIVATE_AUTOMUTE:
1159                 c->value = dev->ctl_automute;
1160                 break;
1161         default:
1162                 return -EINVAL;
1163         }
1164         return 0;
1165 }
1166 EXPORT_SYMBOL_GPL(saa7134_g_ctrl_internal);
1167
1168 static int saa7134_g_ctrl(struct file *file, void *priv, struct v4l2_control *c)
1169 {
1170         struct saa7134_fh *fh = priv;
1171
1172         return saa7134_g_ctrl_internal(fh->dev, fh, c);
1173 }
1174
1175 int saa7134_s_ctrl_internal(struct saa7134_dev *dev,  struct saa7134_fh *fh, struct v4l2_control *c)
1176 {
1177         const struct v4l2_queryctrl* ctrl;
1178         unsigned long flags;
1179         int restart_overlay = 0;
1180         int err;
1181
1182         /* When called from the empress code fh == NULL.
1183            That needs to be fixed somehow, but for now this is
1184            good enough. */
1185         if (fh) {
1186                 err = v4l2_prio_check(&dev->prio, &fh->prio);
1187                 if (0 != err)
1188                         return err;
1189         }
1190         err = -EINVAL;
1191
1192         mutex_lock(&dev->lock);
1193
1194         ctrl = ctrl_by_id(c->id);
1195         if (NULL == ctrl)
1196                 goto error;
1197
1198         dprintk("set_control name=%s val=%d\n",ctrl->name,c->value);
1199         switch (ctrl->type) {
1200         case V4L2_CTRL_TYPE_BOOLEAN:
1201         case V4L2_CTRL_TYPE_MENU:
1202         case V4L2_CTRL_TYPE_INTEGER:
1203                 if (c->value < ctrl->minimum)
1204                         c->value = ctrl->minimum;
1205                 if (c->value > ctrl->maximum)
1206                         c->value = ctrl->maximum;
1207                 break;
1208         default:
1209                 /* nothing */;
1210         };
1211         switch (c->id) {
1212         case V4L2_CID_BRIGHTNESS:
1213                 dev->ctl_bright = c->value;
1214                 saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
1215                 break;
1216         case V4L2_CID_HUE:
1217                 dev->ctl_hue = c->value;
1218                 saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
1219                 break;
1220         case V4L2_CID_CONTRAST:
1221                 dev->ctl_contrast = c->value;
1222                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1223                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1224                 break;
1225         case V4L2_CID_SATURATION:
1226                 dev->ctl_saturation = c->value;
1227                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1228                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1229                 break;
1230         case V4L2_CID_AUDIO_MUTE:
1231                 dev->ctl_mute = c->value;
1232                 saa7134_tvaudio_setmute(dev);
1233                 break;
1234         case V4L2_CID_AUDIO_VOLUME:
1235                 dev->ctl_volume = c->value;
1236                 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
1237                 break;
1238         case V4L2_CID_PRIVATE_INVERT:
1239                 dev->ctl_invert = c->value;
1240                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1241                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1242                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1243                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1244                 break;
1245         case V4L2_CID_HFLIP:
1246                 dev->ctl_mirror = c->value;
1247                 restart_overlay = 1;
1248                 break;
1249         case V4L2_CID_PRIVATE_Y_EVEN:
1250                 dev->ctl_y_even = c->value;
1251                 restart_overlay = 1;
1252                 break;
1253         case V4L2_CID_PRIVATE_Y_ODD:
1254                 dev->ctl_y_odd = c->value;
1255                 restart_overlay = 1;
1256                 break;
1257         case V4L2_CID_PRIVATE_AUTOMUTE:
1258         {
1259                 struct v4l2_priv_tun_config tda9887_cfg;
1260
1261                 tda9887_cfg.tuner = TUNER_TDA9887;
1262                 tda9887_cfg.priv = &dev->tda9887_conf;
1263
1264                 dev->ctl_automute = c->value;
1265                 if (dev->tda9887_conf) {
1266                         if (dev->ctl_automute)
1267                                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
1268                         else
1269                                 dev->tda9887_conf &= ~TDA9887_AUTOMUTE;
1270
1271                         saa_call_all(dev, tuner, s_config, &tda9887_cfg);
1272                 }
1273                 break;
1274         }
1275         default:
1276                 goto error;
1277         }
1278         if (restart_overlay && fh && res_check(fh, RESOURCE_OVERLAY)) {
1279                 spin_lock_irqsave(&dev->slock,flags);
1280                 stop_preview(dev,fh);
1281                 start_preview(dev,fh);
1282                 spin_unlock_irqrestore(&dev->slock,flags);
1283         }
1284         err = 0;
1285
1286 error:
1287         mutex_unlock(&dev->lock);
1288         return err;
1289 }
1290 EXPORT_SYMBOL_GPL(saa7134_s_ctrl_internal);
1291
1292 static int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c)
1293 {
1294         struct saa7134_fh *fh = f;
1295
1296         return saa7134_s_ctrl_internal(fh->dev, fh, c);
1297 }
1298
1299 /* ------------------------------------------------------------------ */
1300
1301 static struct videobuf_queue* saa7134_queue(struct saa7134_fh *fh)
1302 {
1303         struct videobuf_queue* q = NULL;
1304
1305         switch (fh->type) {
1306         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1307                 q = &fh->cap;
1308                 break;
1309         case V4L2_BUF_TYPE_VBI_CAPTURE:
1310                 q = &fh->vbi;
1311                 break;
1312         default:
1313                 BUG();
1314         }
1315         return q;
1316 }
1317
1318 static int saa7134_resource(struct saa7134_fh *fh)
1319 {
1320         if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
1321                 return RESOURCE_VIDEO;
1322
1323         if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
1324                 return RESOURCE_VBI;
1325
1326         BUG();
1327         return 0;
1328 }
1329
1330 static int video_open(struct file *file)
1331 {
1332         int minor = video_devdata(file)->minor;
1333         struct saa7134_dev *dev;
1334         struct saa7134_fh *fh;
1335         enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1336         int radio = 0;
1337
1338         mutex_lock(&saa7134_devlist_lock);
1339         list_for_each_entry(dev, &saa7134_devlist, devlist) {
1340                 if (dev->video_dev && (dev->video_dev->minor == minor))
1341                         goto found;
1342                 if (dev->radio_dev && (dev->radio_dev->minor == minor)) {
1343                         radio = 1;
1344                         goto found;
1345                 }
1346                 if (dev->vbi_dev && (dev->vbi_dev->minor == minor)) {
1347                         type = V4L2_BUF_TYPE_VBI_CAPTURE;
1348                         goto found;
1349                 }
1350         }
1351         mutex_unlock(&saa7134_devlist_lock);
1352         return -ENODEV;
1353
1354 found:
1355         mutex_unlock(&saa7134_devlist_lock);
1356
1357         dprintk("open minor=%d radio=%d type=%s\n",minor,radio,
1358                 v4l2_type_names[type]);
1359
1360         /* allocate + initialize per filehandle data */
1361         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
1362         if (NULL == fh)
1363                 return -ENOMEM;
1364
1365         file->private_data = fh;
1366         fh->dev      = dev;
1367         fh->radio    = radio;
1368         fh->type     = type;
1369         fh->fmt      = format_by_fourcc(V4L2_PIX_FMT_BGR24);
1370         fh->width    = 720;
1371         fh->height   = 576;
1372         v4l2_prio_open(&dev->prio,&fh->prio);
1373
1374         videobuf_queue_sg_init(&fh->cap, &video_qops,
1375                             &dev->pci->dev, &dev->slock,
1376                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
1377                             V4L2_FIELD_INTERLACED,
1378                             sizeof(struct saa7134_buf),
1379                             fh);
1380         videobuf_queue_sg_init(&fh->vbi, &saa7134_vbi_qops,
1381                             &dev->pci->dev, &dev->slock,
1382                             V4L2_BUF_TYPE_VBI_CAPTURE,
1383                             V4L2_FIELD_SEQ_TB,
1384                             sizeof(struct saa7134_buf),
1385                             fh);
1386         saa7134_pgtable_alloc(dev->pci,&fh->pt_cap);
1387         saa7134_pgtable_alloc(dev->pci,&fh->pt_vbi);
1388
1389         if (fh->radio) {
1390                 /* switch to radio mode */
1391                 saa7134_tvaudio_setinput(dev,&card(dev).radio);
1392                 saa_call_all(dev, tuner, s_radio);
1393         } else {
1394                 /* switch to video/vbi mode */
1395                 video_mux(dev,dev->ctl_input);
1396         }
1397         return 0;
1398 }
1399
1400 static ssize_t
1401 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1402 {
1403         struct saa7134_fh *fh = file->private_data;
1404
1405         switch (fh->type) {
1406         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1407                 if (res_locked(fh->dev,RESOURCE_VIDEO))
1408                         return -EBUSY;
1409                 return videobuf_read_one(saa7134_queue(fh),
1410                                          data, count, ppos,
1411                                          file->f_flags & O_NONBLOCK);
1412         case V4L2_BUF_TYPE_VBI_CAPTURE:
1413                 if (!res_get(fh->dev,fh,RESOURCE_VBI))
1414                         return -EBUSY;
1415                 return videobuf_read_stream(saa7134_queue(fh),
1416                                             data, count, ppos, 1,
1417                                             file->f_flags & O_NONBLOCK);
1418                 break;
1419         default:
1420                 BUG();
1421                 return 0;
1422         }
1423 }
1424
1425 static unsigned int
1426 video_poll(struct file *file, struct poll_table_struct *wait)
1427 {
1428         struct saa7134_fh *fh = file->private_data;
1429         struct videobuf_buffer *buf = NULL;
1430
1431         if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type)
1432                 return videobuf_poll_stream(file, &fh->vbi, wait);
1433
1434         if (res_check(fh,RESOURCE_VIDEO)) {
1435                 if (!list_empty(&fh->cap.stream))
1436                         buf = list_entry(fh->cap.stream.next, struct videobuf_buffer, stream);
1437         } else {
1438                 mutex_lock(&fh->cap.vb_lock);
1439                 if (UNSET == fh->cap.read_off) {
1440                         /* need to capture a new frame */
1441                         if (res_locked(fh->dev,RESOURCE_VIDEO))
1442                                 goto err;
1443                         if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field))
1444                                 goto err;
1445                         fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
1446                         fh->cap.read_off = 0;
1447                 }
1448                 mutex_unlock(&fh->cap.vb_lock);
1449                 buf = fh->cap.read_buf;
1450         }
1451
1452         if (!buf)
1453                 return POLLERR;
1454
1455         poll_wait(file, &buf->done, wait);
1456         if (buf->state == VIDEOBUF_DONE ||
1457             buf->state == VIDEOBUF_ERROR)
1458                 return POLLIN|POLLRDNORM;
1459         return 0;
1460
1461 err:
1462         mutex_unlock(&fh->cap.vb_lock);
1463         return POLLERR;
1464 }
1465
1466 static int video_release(struct file *file)
1467 {
1468         struct saa7134_fh  *fh  = file->private_data;
1469         struct saa7134_dev *dev = fh->dev;
1470         unsigned long flags;
1471
1472         /* turn off overlay */
1473         if (res_check(fh, RESOURCE_OVERLAY)) {
1474                 spin_lock_irqsave(&dev->slock,flags);
1475                 stop_preview(dev,fh);
1476                 spin_unlock_irqrestore(&dev->slock,flags);
1477                 res_free(dev,fh,RESOURCE_OVERLAY);
1478         }
1479
1480         /* stop video capture */
1481         if (res_check(fh, RESOURCE_VIDEO)) {
1482                 videobuf_streamoff(&fh->cap);
1483                 res_free(dev,fh,RESOURCE_VIDEO);
1484         }
1485         if (fh->cap.read_buf) {
1486                 buffer_release(&fh->cap,fh->cap.read_buf);
1487                 kfree(fh->cap.read_buf);
1488         }
1489
1490         /* stop vbi capture */
1491         if (res_check(fh, RESOURCE_VBI)) {
1492                 videobuf_stop(&fh->vbi);
1493                 res_free(dev,fh,RESOURCE_VBI);
1494         }
1495
1496         /* ts-capture will not work in planar mode, so turn it off Hac: 04.05*/
1497         saa_andorb(SAA7134_OFMT_VIDEO_A, 0x1f, 0);
1498         saa_andorb(SAA7134_OFMT_VIDEO_B, 0x1f, 0);
1499         saa_andorb(SAA7134_OFMT_DATA_A, 0x1f, 0);
1500         saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0);
1501
1502         saa_call_all(dev, core, s_standby, 0);
1503
1504         /* free stuff */
1505         videobuf_mmap_free(&fh->cap);
1506         videobuf_mmap_free(&fh->vbi);
1507         saa7134_pgtable_free(dev->pci,&fh->pt_cap);
1508         saa7134_pgtable_free(dev->pci,&fh->pt_vbi);
1509
1510         v4l2_prio_close(&dev->prio,&fh->prio);
1511         file->private_data = NULL;
1512         kfree(fh);
1513         return 0;
1514 }
1515
1516 static int video_mmap(struct file *file, struct vm_area_struct * vma)
1517 {
1518         struct saa7134_fh *fh = file->private_data;
1519
1520         return videobuf_mmap_mapper(saa7134_queue(fh), vma);
1521 }
1522
1523 /* ------------------------------------------------------------------ */
1524
1525 static int saa7134_try_get_set_fmt_vbi_cap(struct file *file, void *priv,
1526                                                 struct v4l2_format *f)
1527 {
1528         struct saa7134_fh *fh = priv;
1529         struct saa7134_dev *dev = fh->dev;
1530         struct saa7134_tvnorm *norm = dev->tvnorm;
1531
1532         f->fmt.vbi.sampling_rate = 6750000 * 4;
1533         f->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */;
1534         f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
1535         f->fmt.vbi.offset = 64 * 4;
1536         f->fmt.vbi.start[0] = norm->vbi_v_start_0;
1537         f->fmt.vbi.count[0] = norm->vbi_v_stop_0 - norm->vbi_v_start_0 +1;
1538         f->fmt.vbi.start[1] = norm->vbi_v_start_1;
1539         f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
1540         f->fmt.vbi.flags = 0; /* VBI_UNSYNC VBI_INTERLACED */
1541
1542         return 0;
1543 }
1544
1545 static int saa7134_g_fmt_vid_cap(struct file *file, void *priv,
1546                                 struct v4l2_format *f)
1547 {
1548         struct saa7134_fh *fh = priv;
1549
1550         f->fmt.pix.width        = fh->width;
1551         f->fmt.pix.height       = fh->height;
1552         f->fmt.pix.field        = fh->cap.field;
1553         f->fmt.pix.pixelformat  = fh->fmt->fourcc;
1554         f->fmt.pix.bytesperline =
1555                 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1556         f->fmt.pix.sizeimage =
1557                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1558         return 0;
1559 }
1560
1561 static int saa7134_g_fmt_vid_overlay(struct file *file, void *priv,
1562                                 struct v4l2_format *f)
1563 {
1564         struct saa7134_fh *fh = priv;
1565
1566         if (saa7134_no_overlay > 0) {
1567                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1568                 return -EINVAL;
1569         }
1570         f->fmt.win = fh->win;
1571
1572         return 0;
1573 }
1574
1575 static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
1576                                                 struct v4l2_format *f)
1577 {
1578         struct saa7134_fh *fh = priv;
1579         struct saa7134_dev *dev = fh->dev;
1580         struct saa7134_format *fmt;
1581         enum v4l2_field field;
1582         unsigned int maxw, maxh;
1583
1584         fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1585         if (NULL == fmt)
1586                 return -EINVAL;
1587
1588         field = f->fmt.pix.field;
1589         maxw  = min(dev->crop_current.width*4,  dev->crop_bounds.width);
1590         maxh  = min(dev->crop_current.height*4, dev->crop_bounds.height);
1591
1592         if (V4L2_FIELD_ANY == field) {
1593                 field = (f->fmt.pix.height > maxh/2)
1594                         ? V4L2_FIELD_INTERLACED
1595                         : V4L2_FIELD_BOTTOM;
1596         }
1597         switch (field) {
1598         case V4L2_FIELD_TOP:
1599         case V4L2_FIELD_BOTTOM:
1600                 maxh = maxh / 2;
1601                 break;
1602         case V4L2_FIELD_INTERLACED:
1603                 break;
1604         default:
1605                 return -EINVAL;
1606         }
1607
1608         f->fmt.pix.field = field;
1609         if (f->fmt.pix.width  < 48)
1610                 f->fmt.pix.width  = 48;
1611         if (f->fmt.pix.height < 32)
1612                 f->fmt.pix.height = 32;
1613         if (f->fmt.pix.width > maxw)
1614                 f->fmt.pix.width = maxw;
1615         if (f->fmt.pix.height > maxh)
1616                 f->fmt.pix.height = maxh;
1617         f->fmt.pix.width &= ~0x03;
1618         f->fmt.pix.bytesperline =
1619                 (f->fmt.pix.width * fmt->depth) >> 3;
1620         f->fmt.pix.sizeimage =
1621                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1622
1623         return 0;
1624 }
1625
1626 static int saa7134_try_fmt_vid_overlay(struct file *file, void *priv,
1627                                                 struct v4l2_format *f)
1628 {
1629         struct saa7134_fh *fh = priv;
1630         struct saa7134_dev *dev = fh->dev;
1631
1632         if (saa7134_no_overlay > 0) {
1633                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1634                 return -EINVAL;
1635         }
1636
1637         return verify_preview(dev, &f->fmt.win);
1638 }
1639
1640 static int saa7134_s_fmt_vid_cap(struct file *file, void *priv,
1641                                         struct v4l2_format *f)
1642 {
1643         struct saa7134_fh *fh = priv;
1644         int err;
1645
1646         err = saa7134_try_fmt_vid_cap(file, priv, f);
1647         if (0 != err)
1648                 return err;
1649
1650         fh->fmt       = format_by_fourcc(f->fmt.pix.pixelformat);
1651         fh->width     = f->fmt.pix.width;
1652         fh->height    = f->fmt.pix.height;
1653         fh->cap.field = f->fmt.pix.field;
1654         return 0;
1655 }
1656
1657 static int saa7134_s_fmt_vid_overlay(struct file *file, void *priv,
1658                                         struct v4l2_format *f)
1659 {
1660         struct saa7134_fh *fh = priv;
1661         struct saa7134_dev *dev = fh->dev;
1662         int err;
1663         unsigned long flags;
1664
1665         if (saa7134_no_overlay > 0) {
1666                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1667                 return -EINVAL;
1668         }
1669         err = verify_preview(dev, &f->fmt.win);
1670         if (0 != err)
1671                 return err;
1672
1673         mutex_lock(&dev->lock);
1674
1675         fh->win    = f->fmt.win;
1676         fh->nclips = f->fmt.win.clipcount;
1677
1678         if (fh->nclips > 8)
1679                 fh->nclips = 8;
1680
1681         if (copy_from_user(fh->clips, f->fmt.win.clips,
1682                            sizeof(struct v4l2_clip)*fh->nclips)) {
1683                 mutex_unlock(&dev->lock);
1684                 return -EFAULT;
1685         }
1686
1687         if (res_check(fh, RESOURCE_OVERLAY)) {
1688                 spin_lock_irqsave(&dev->slock, flags);
1689                 stop_preview(dev, fh);
1690                 start_preview(dev, fh);
1691                 spin_unlock_irqrestore(&dev->slock, flags);
1692         }
1693
1694         mutex_unlock(&dev->lock);
1695         return 0;
1696 }
1697
1698 int saa7134_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c)
1699 {
1700         const struct v4l2_queryctrl *ctrl;
1701
1702         if ((c->id <  V4L2_CID_BASE ||
1703              c->id >= V4L2_CID_LASTP1) &&
1704             (c->id <  V4L2_CID_PRIVATE_BASE ||
1705              c->id >= V4L2_CID_PRIVATE_LASTP1))
1706                 return -EINVAL;
1707         ctrl = ctrl_by_id(c->id);
1708         *c = (NULL != ctrl) ? *ctrl : no_ctrl;
1709         return 0;
1710 }
1711 EXPORT_SYMBOL_GPL(saa7134_queryctrl);
1712
1713 static int saa7134_enum_input(struct file *file, void *priv,
1714                                         struct v4l2_input *i)
1715 {
1716         struct saa7134_fh *fh = priv;
1717         struct saa7134_dev *dev = fh->dev;
1718         unsigned int n;
1719
1720         n = i->index;
1721         if (n >= SAA7134_INPUT_MAX)
1722                 return -EINVAL;
1723         if (NULL == card_in(dev, i->index).name)
1724                 return -EINVAL;
1725         memset(i, 0, sizeof(*i));
1726         i->index = n;
1727         i->type  = V4L2_INPUT_TYPE_CAMERA;
1728         strcpy(i->name, card_in(dev, n).name);
1729         if (card_in(dev, n).tv)
1730                 i->type = V4L2_INPUT_TYPE_TUNER;
1731         i->audioset = 1;
1732         if (n == dev->ctl_input) {
1733                 int v1 = saa_readb(SAA7134_STATUS_VIDEO1);
1734                 int v2 = saa_readb(SAA7134_STATUS_VIDEO2);
1735
1736                 if (0 != (v1 & 0x40))
1737                         i->status |= V4L2_IN_ST_NO_H_LOCK;
1738                 if (0 != (v2 & 0x40))
1739                         i->status |= V4L2_IN_ST_NO_SYNC;
1740                 if (0 != (v2 & 0x0e))
1741                         i->status |= V4L2_IN_ST_MACROVISION;
1742         }
1743         i->std = SAA7134_NORMS;
1744         return 0;
1745 }
1746
1747 static int saa7134_g_input(struct file *file, void *priv, unsigned int *i)
1748 {
1749         struct saa7134_fh *fh = priv;
1750         struct saa7134_dev *dev = fh->dev;
1751
1752         *i = dev->ctl_input;
1753         return 0;
1754 }
1755
1756 static int saa7134_s_input(struct file *file, void *priv, unsigned int i)
1757 {
1758         struct saa7134_fh *fh = priv;
1759         struct saa7134_dev *dev = fh->dev;
1760         int err;
1761
1762         err = v4l2_prio_check(&dev->prio, &fh->prio);
1763         if (0 != err)
1764                 return err;
1765
1766         if (i < 0  ||  i >= SAA7134_INPUT_MAX)
1767                 return -EINVAL;
1768         if (NULL == card_in(dev, i).name)
1769                 return -EINVAL;
1770         mutex_lock(&dev->lock);
1771         video_mux(dev, i);
1772         mutex_unlock(&dev->lock);
1773         return 0;
1774 }
1775
1776 static int saa7134_querycap(struct file *file, void  *priv,
1777                                         struct v4l2_capability *cap)
1778 {
1779         struct saa7134_fh *fh = priv;
1780         struct saa7134_dev *dev = fh->dev;
1781
1782         unsigned int tuner_type = dev->tuner_type;
1783
1784         strcpy(cap->driver, "saa7134");
1785         strlcpy(cap->card, saa7134_boards[dev->board].name,
1786                 sizeof(cap->card));
1787         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
1788         cap->version = SAA7134_VERSION_CODE;
1789         cap->capabilities =
1790                 V4L2_CAP_VIDEO_CAPTURE |
1791                 V4L2_CAP_VBI_CAPTURE |
1792                 V4L2_CAP_READWRITE |
1793                 V4L2_CAP_STREAMING |
1794                 V4L2_CAP_TUNER;
1795         if (saa7134_no_overlay <= 0)
1796                 cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY;
1797
1798         if ((tuner_type == TUNER_ABSENT) || (tuner_type == UNSET))
1799                 cap->capabilities &= ~V4L2_CAP_TUNER;
1800                 return 0;
1801 }
1802
1803 int saa7134_s_std_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, v4l2_std_id *id)
1804 {
1805         unsigned long flags;
1806         unsigned int i;
1807         v4l2_std_id fixup;
1808         int err;
1809
1810         /* When called from the empress code fh == NULL.
1811            That needs to be fixed somehow, but for now this is
1812            good enough. */
1813         if (fh) {
1814                 err = v4l2_prio_check(&dev->prio, &fh->prio);
1815                 if (0 != err)
1816                         return err;
1817         } else if (res_locked(dev, RESOURCE_OVERLAY)) {
1818                 /* Don't change the std from the mpeg device
1819                    if overlay is active. */
1820                 return -EBUSY;
1821         }
1822
1823         for (i = 0; i < TVNORMS; i++)
1824                 if (*id == tvnorms[i].id)
1825                         break;
1826
1827         if (i == TVNORMS)
1828                 for (i = 0; i < TVNORMS; i++)
1829                         if (*id & tvnorms[i].id)
1830                                 break;
1831         if (i == TVNORMS)
1832                 return -EINVAL;
1833
1834         if ((*id & V4L2_STD_SECAM) && (secam[0] != '-')) {
1835                 if (secam[0] == 'L' || secam[0] == 'l') {
1836                         if (secam[1] == 'C' || secam[1] == 'c')
1837                                 fixup = V4L2_STD_SECAM_LC;
1838                         else
1839                                 fixup = V4L2_STD_SECAM_L;
1840                 } else {
1841                         if (secam[0] == 'D' || secam[0] == 'd')
1842                                 fixup = V4L2_STD_SECAM_DK;
1843                         else
1844                                 fixup = V4L2_STD_SECAM;
1845                 }
1846                 for (i = 0; i < TVNORMS; i++)
1847                         if (fixup == tvnorms[i].id)
1848                                 break;
1849         }
1850
1851         *id = tvnorms[i].id;
1852
1853         mutex_lock(&dev->lock);
1854         if (fh && res_check(fh, RESOURCE_OVERLAY)) {
1855                 spin_lock_irqsave(&dev->slock, flags);
1856                 stop_preview(dev, fh);
1857                 spin_unlock_irqrestore(&dev->slock, flags);
1858
1859                 set_tvnorm(dev, &tvnorms[i]);
1860
1861                 spin_lock_irqsave(&dev->slock, flags);
1862                 start_preview(dev, fh);
1863                 spin_unlock_irqrestore(&dev->slock, flags);
1864         } else
1865                 set_tvnorm(dev, &tvnorms[i]);
1866
1867         saa7134_tvaudio_do_scan(dev);
1868         mutex_unlock(&dev->lock);
1869         return 0;
1870 }
1871 EXPORT_SYMBOL_GPL(saa7134_s_std_internal);
1872
1873 static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id *id)
1874 {
1875         struct saa7134_fh *fh = priv;
1876
1877         return saa7134_s_std_internal(fh->dev, fh, id);
1878 }
1879
1880 static int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id)
1881 {
1882         struct saa7134_fh *fh = priv;
1883         struct saa7134_dev *dev = fh->dev;
1884
1885         *id = dev->tvnorm->id;
1886         return 0;
1887 }
1888
1889 static int saa7134_cropcap(struct file *file, void *priv,
1890                                         struct v4l2_cropcap *cap)
1891 {
1892         struct saa7134_fh *fh = priv;
1893         struct saa7134_dev *dev = fh->dev;
1894
1895         if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1896             cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1897                 return -EINVAL;
1898         cap->bounds  = dev->crop_bounds;
1899         cap->defrect = dev->crop_defrect;
1900         cap->pixelaspect.numerator   = 1;
1901         cap->pixelaspect.denominator = 1;
1902         if (dev->tvnorm->id & V4L2_STD_525_60) {
1903                 cap->pixelaspect.numerator   = 11;
1904                 cap->pixelaspect.denominator = 10;
1905         }
1906         if (dev->tvnorm->id & V4L2_STD_625_50) {
1907                 cap->pixelaspect.numerator   = 54;
1908                 cap->pixelaspect.denominator = 59;
1909         }
1910         return 0;
1911 }
1912
1913 static int saa7134_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
1914 {
1915         struct saa7134_fh *fh = f;
1916         struct saa7134_dev *dev = fh->dev;
1917
1918         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1919             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1920                 return -EINVAL;
1921         crop->c = dev->crop_current;
1922         return 0;
1923 }
1924
1925 static int saa7134_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
1926 {
1927         struct saa7134_fh *fh = f;
1928         struct saa7134_dev *dev = fh->dev;
1929         struct v4l2_rect *b = &dev->crop_bounds;
1930
1931         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1932             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1933                 return -EINVAL;
1934         if (crop->c.height < 0)
1935                 return -EINVAL;
1936         if (crop->c.width < 0)
1937                 return -EINVAL;
1938
1939         if (res_locked(fh->dev, RESOURCE_OVERLAY))
1940                 return -EBUSY;
1941         if (res_locked(fh->dev, RESOURCE_VIDEO))
1942                 return -EBUSY;
1943
1944         if (crop->c.top < b->top)
1945                 crop->c.top = b->top;
1946         if (crop->c.top > b->top + b->height)
1947                 crop->c.top = b->top + b->height;
1948         if (crop->c.height > b->top - crop->c.top + b->height)
1949                 crop->c.height = b->top - crop->c.top + b->height;
1950
1951         if (crop->c.left < b->left)
1952                 crop->c.left = b->left;
1953         if (crop->c.left > b->left + b->width)
1954                 crop->c.left = b->left + b->width;
1955         if (crop->c.width > b->left - crop->c.left + b->width)
1956                 crop->c.width = b->left - crop->c.left + b->width;
1957
1958         dev->crop_current = crop->c;
1959         return 0;
1960 }
1961
1962 static int saa7134_g_tuner(struct file *file, void *priv,
1963                                         struct v4l2_tuner *t)
1964 {
1965         struct saa7134_fh *fh = priv;
1966         struct saa7134_dev *dev = fh->dev;
1967         int n;
1968
1969         if (0 != t->index)
1970                 return -EINVAL;
1971         memset(t, 0, sizeof(*t));
1972         for (n = 0; n < SAA7134_INPUT_MAX; n++)
1973                 if (card_in(dev, n).tv)
1974                         break;
1975         if (NULL != card_in(dev, n).name) {
1976                 strcpy(t->name, "Television");
1977                 t->type = V4L2_TUNER_ANALOG_TV;
1978                 t->capability = V4L2_TUNER_CAP_NORM |
1979                         V4L2_TUNER_CAP_STEREO |
1980                         V4L2_TUNER_CAP_LANG1 |
1981                         V4L2_TUNER_CAP_LANG2;
1982                 t->rangehigh = 0xffffffffUL;
1983                 t->rxsubchans = saa7134_tvaudio_getstereo(dev);
1984                 t->audmode = saa7134_tvaudio_rx2mode(t->rxsubchans);
1985         }
1986         if (0 != (saa_readb(SAA7134_STATUS_VIDEO1) & 0x03))
1987                 t->signal = 0xffff;
1988         return 0;
1989 }
1990
1991 static int saa7134_s_tuner(struct file *file, void *priv,
1992                                         struct v4l2_tuner *t)
1993 {
1994         struct saa7134_fh *fh = priv;
1995         struct saa7134_dev *dev = fh->dev;
1996         int rx, mode, err;
1997
1998         err = v4l2_prio_check(&dev->prio, &fh->prio);
1999         if (0 != err)
2000                 return err;
2001
2002         mode = dev->thread.mode;
2003         if (UNSET == mode) {
2004                 rx   = saa7134_tvaudio_getstereo(dev);
2005                 mode = saa7134_tvaudio_rx2mode(t->rxsubchans);
2006         }
2007         if (mode != t->audmode)
2008                 dev->thread.mode = t->audmode;
2009
2010         return 0;
2011 }
2012
2013 static int saa7134_g_frequency(struct file *file, void *priv,
2014                                         struct v4l2_frequency *f)
2015 {
2016         struct saa7134_fh *fh = priv;
2017         struct saa7134_dev *dev = fh->dev;
2018
2019         f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
2020         f->frequency = dev->ctl_freq;
2021
2022         return 0;
2023 }
2024
2025 static int saa7134_s_frequency(struct file *file, void *priv,
2026                                         struct v4l2_frequency *f)
2027 {
2028         struct saa7134_fh *fh = priv;
2029         struct saa7134_dev *dev = fh->dev;
2030         int err;
2031
2032         err = v4l2_prio_check(&dev->prio, &fh->prio);
2033         if (0 != err)
2034                 return err;
2035
2036         if (0 != f->tuner)
2037                 return -EINVAL;
2038         if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type)
2039                 return -EINVAL;
2040         if (1 == fh->radio && V4L2_TUNER_RADIO != f->type)
2041                 return -EINVAL;
2042         mutex_lock(&dev->lock);
2043         dev->ctl_freq = f->frequency;
2044
2045         saa_call_all(dev, tuner, s_frequency, f);
2046
2047         saa7134_tvaudio_do_scan(dev);
2048         mutex_unlock(&dev->lock);
2049         return 0;
2050 }
2051
2052 static int saa7134_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
2053 {
2054         strcpy(a->name, "audio");
2055         return 0;
2056 }
2057
2058 static int saa7134_s_audio(struct file *file, void *priv, struct v4l2_audio *a)
2059 {
2060         return 0;
2061 }
2062
2063 static int saa7134_g_priority(struct file *file, void *f, enum v4l2_priority *p)
2064 {
2065         struct saa7134_fh *fh = f;
2066         struct saa7134_dev *dev = fh->dev;
2067
2068         *p = v4l2_prio_max(&dev->prio);
2069         return 0;
2070 }
2071
2072 static int saa7134_s_priority(struct file *file, void *f,
2073                                         enum v4l2_priority prio)
2074 {
2075         struct saa7134_fh *fh = f;
2076         struct saa7134_dev *dev = fh->dev;
2077
2078         return v4l2_prio_change(&dev->prio, &fh->prio, prio);
2079 }
2080
2081 static int saa7134_enum_fmt_vid_cap(struct file *file, void  *priv,
2082                                         struct v4l2_fmtdesc *f)
2083 {
2084         if (f->index >= FORMATS)
2085                 return -EINVAL;
2086
2087         strlcpy(f->description, formats[f->index].name,
2088                 sizeof(f->description));
2089
2090         f->pixelformat = formats[f->index].fourcc;
2091
2092         return 0;
2093 }
2094
2095 static int saa7134_enum_fmt_vid_overlay(struct file *file, void  *priv,
2096                                         struct v4l2_fmtdesc *f)
2097 {
2098         if (saa7134_no_overlay > 0) {
2099                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
2100                 return -EINVAL;
2101         }
2102
2103         if ((f->index >= FORMATS) || formats[f->index].planar)
2104                 return -EINVAL;
2105
2106         strlcpy(f->description, formats[f->index].name,
2107                 sizeof(f->description));
2108
2109         f->pixelformat = formats[f->index].fourcc;
2110
2111         return 0;
2112 }
2113
2114 static int saa7134_g_fbuf(struct file *file, void *f,
2115                                 struct v4l2_framebuffer *fb)
2116 {
2117         struct saa7134_fh *fh = f;
2118         struct saa7134_dev *dev = fh->dev;
2119
2120         *fb = dev->ovbuf;
2121         fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
2122
2123         return 0;
2124 }
2125
2126 static int saa7134_s_fbuf(struct file *file, void *f,
2127                                         struct v4l2_framebuffer *fb)
2128 {
2129         struct saa7134_fh *fh = f;
2130         struct saa7134_dev *dev = fh->dev;
2131         struct saa7134_format *fmt;
2132
2133         if (!capable(CAP_SYS_ADMIN) &&
2134            !capable(CAP_SYS_RAWIO))
2135                 return -EPERM;
2136
2137         /* check args */
2138         fmt = format_by_fourcc(fb->fmt.pixelformat);
2139         if (NULL == fmt)
2140                 return -EINVAL;
2141
2142         /* ok, accept it */
2143         dev->ovbuf = *fb;
2144         dev->ovfmt = fmt;
2145         if (0 == dev->ovbuf.fmt.bytesperline)
2146                 dev->ovbuf.fmt.bytesperline =
2147                         dev->ovbuf.fmt.width*fmt->depth/8;
2148         return 0;
2149 }
2150
2151 static int saa7134_overlay(struct file *file, void *f, unsigned int on)
2152 {
2153         struct saa7134_fh *fh = f;
2154         struct saa7134_dev *dev = fh->dev;
2155         unsigned long flags;
2156
2157         if (on) {
2158                 if (saa7134_no_overlay > 0) {
2159                         dprintk("no_overlay\n");
2160                         return -EINVAL;
2161                 }
2162
2163                 if (!res_get(dev, fh, RESOURCE_OVERLAY))
2164                         return -EBUSY;
2165                 spin_lock_irqsave(&dev->slock, flags);
2166                 start_preview(dev, fh);
2167                 spin_unlock_irqrestore(&dev->slock, flags);
2168         }
2169         if (!on) {
2170                 if (!res_check(fh, RESOURCE_OVERLAY))
2171                         return -EINVAL;
2172                 spin_lock_irqsave(&dev->slock, flags);
2173                 stop_preview(dev, fh);
2174                 spin_unlock_irqrestore(&dev->slock, flags);
2175                 res_free(dev, fh, RESOURCE_OVERLAY);
2176         }
2177         return 0;
2178 }
2179
2180 #ifdef CONFIG_VIDEO_V4L1_COMPAT
2181 static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf)
2182 {
2183         struct saa7134_fh *fh = file->private_data;
2184         return videobuf_cgmbuf(saa7134_queue(fh), mbuf, 8);
2185 }
2186 #endif
2187
2188 static int saa7134_reqbufs(struct file *file, void *priv,
2189                                         struct v4l2_requestbuffers *p)
2190 {
2191         struct saa7134_fh *fh = priv;
2192         return videobuf_reqbufs(saa7134_queue(fh), p);
2193 }
2194
2195 static int saa7134_querybuf(struct file *file, void *priv,
2196                                         struct v4l2_buffer *b)
2197 {
2198         struct saa7134_fh *fh = priv;
2199         return videobuf_querybuf(saa7134_queue(fh), b);
2200 }
2201
2202 static int saa7134_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2203 {
2204         struct saa7134_fh *fh = priv;
2205         return videobuf_qbuf(saa7134_queue(fh), b);
2206 }
2207
2208 static int saa7134_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2209 {
2210         struct saa7134_fh *fh = priv;
2211         return videobuf_dqbuf(saa7134_queue(fh), b,
2212                                 file->f_flags & O_NONBLOCK);
2213 }
2214
2215 static int saa7134_streamon(struct file *file, void *priv,
2216                                         enum v4l2_buf_type type)
2217 {
2218         struct saa7134_fh *fh = priv;
2219         struct saa7134_dev *dev = fh->dev;
2220         int res = saa7134_resource(fh);
2221
2222         if (!res_get(dev, fh, res))
2223                 return -EBUSY;
2224
2225         return videobuf_streamon(saa7134_queue(fh));
2226 }
2227
2228 static int saa7134_streamoff(struct file *file, void *priv,
2229                                         enum v4l2_buf_type type)
2230 {
2231         int err;
2232         struct saa7134_fh *fh = priv;
2233         struct saa7134_dev *dev = fh->dev;
2234         int res = saa7134_resource(fh);
2235
2236         err = videobuf_streamoff(saa7134_queue(fh));
2237         if (err < 0)
2238                 return err;
2239         res_free(dev, fh, res);
2240         return 0;
2241 }
2242
2243 static int saa7134_g_parm(struct file *file, void *fh,
2244                                 struct v4l2_streamparm *parm)
2245 {
2246         return 0;
2247 }
2248
2249 #ifdef CONFIG_VIDEO_ADV_DEBUG
2250 static int vidioc_g_register (struct file *file, void *priv,
2251                               struct v4l2_dbg_register *reg)
2252 {
2253         struct saa7134_fh *fh = priv;
2254         struct saa7134_dev *dev = fh->dev;
2255
2256         if (!v4l2_chip_match_host(&reg->match))
2257                 return -EINVAL;
2258         reg->val = saa_readb(reg->reg);
2259         reg->size = 1;
2260         return 0;
2261 }
2262
2263 static int vidioc_s_register (struct file *file, void *priv,
2264                                 struct v4l2_dbg_register *reg)
2265 {
2266         struct saa7134_fh *fh = priv;
2267         struct saa7134_dev *dev = fh->dev;
2268
2269         if (!v4l2_chip_match_host(&reg->match))
2270                 return -EINVAL;
2271         saa_writeb(reg->reg&0xffffff, reg->val);
2272         return 0;
2273 }
2274 #endif
2275
2276 static int radio_querycap(struct file *file, void *priv,
2277                                         struct v4l2_capability *cap)
2278 {
2279         struct saa7134_fh *fh = file->private_data;
2280         struct saa7134_dev *dev = fh->dev;
2281
2282         strcpy(cap->driver, "saa7134");
2283         strlcpy(cap->card, saa7134_boards[dev->board].name, sizeof(cap->card));
2284         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
2285         cap->version = SAA7134_VERSION_CODE;
2286         cap->capabilities = V4L2_CAP_TUNER;
2287         return 0;
2288 }
2289
2290 static int radio_g_tuner(struct file *file, void *priv,
2291                                         struct v4l2_tuner *t)
2292 {
2293         struct saa7134_fh *fh = file->private_data;
2294         struct saa7134_dev *dev = fh->dev;
2295
2296         if (0 != t->index)
2297                 return -EINVAL;
2298
2299         memset(t, 0, sizeof(*t));
2300         strcpy(t->name, "Radio");
2301         t->type = V4L2_TUNER_RADIO;
2302
2303         saa_call_all(dev, tuner, g_tuner, t);
2304         if (dev->input->amux == TV) {
2305                 t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11);
2306                 t->rxsubchans = (saa_readb(0x529) & 0x08) ?
2307                                 V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
2308         }
2309         return 0;
2310 }
2311 static int radio_s_tuner(struct file *file, void *priv,
2312                                         struct v4l2_tuner *t)
2313 {
2314         struct saa7134_fh *fh = file->private_data;
2315         struct saa7134_dev *dev = fh->dev;
2316
2317         if (0 != t->index)
2318                 return -EINVAL;
2319
2320         saa_call_all(dev, tuner, s_tuner, t);
2321         return 0;
2322 }
2323
2324 static int radio_enum_input(struct file *file, void *priv,
2325                                         struct v4l2_input *i)
2326 {
2327         if (i->index != 0)
2328                 return -EINVAL;
2329
2330         strcpy(i->name, "Radio");
2331         i->type = V4L2_INPUT_TYPE_TUNER;
2332
2333         return 0;
2334 }
2335
2336 static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
2337 {
2338         *i = 0;
2339         return 0;
2340 }
2341
2342 static int radio_g_audio(struct file *file, void *priv,
2343                                         struct v4l2_audio *a)
2344 {
2345         memset(a, 0, sizeof(*a));
2346         strcpy(a->name, "Radio");
2347         return 0;
2348 }
2349
2350 static int radio_s_audio(struct file *file, void *priv,
2351                                         struct v4l2_audio *a)
2352 {
2353         return 0;
2354 }
2355
2356 static int radio_s_input(struct file *filp, void *priv, unsigned int i)
2357 {
2358         return 0;
2359 }
2360
2361 static int radio_s_std(struct file *file, void *fh, v4l2_std_id *norm)
2362 {
2363         return 0;
2364 }
2365
2366 static int radio_queryctrl(struct file *file, void *priv,
2367                                         struct v4l2_queryctrl *c)
2368 {
2369         const struct v4l2_queryctrl *ctrl;
2370
2371         if (c->id <  V4L2_CID_BASE ||
2372             c->id >= V4L2_CID_LASTP1)
2373                 return -EINVAL;
2374         if (c->id == V4L2_CID_AUDIO_MUTE) {
2375                 ctrl = ctrl_by_id(c->id);
2376                 *c = *ctrl;
2377         } else
2378                 *c = no_ctrl;
2379         return 0;
2380 }
2381
2382 static const struct v4l2_file_operations video_fops =
2383 {
2384         .owner    = THIS_MODULE,
2385         .open     = video_open,
2386         .release  = video_release,
2387         .read     = video_read,
2388         .poll     = video_poll,
2389         .mmap     = video_mmap,
2390         .ioctl    = video_ioctl2,
2391 };
2392
2393 static const struct v4l2_ioctl_ops video_ioctl_ops = {
2394         .vidioc_querycap                = saa7134_querycap,
2395         .vidioc_enum_fmt_vid_cap        = saa7134_enum_fmt_vid_cap,
2396         .vidioc_g_fmt_vid_cap           = saa7134_g_fmt_vid_cap,
2397         .vidioc_try_fmt_vid_cap         = saa7134_try_fmt_vid_cap,
2398         .vidioc_s_fmt_vid_cap           = saa7134_s_fmt_vid_cap,
2399         .vidioc_enum_fmt_vid_overlay    = saa7134_enum_fmt_vid_overlay,
2400         .vidioc_g_fmt_vid_overlay       = saa7134_g_fmt_vid_overlay,
2401         .vidioc_try_fmt_vid_overlay     = saa7134_try_fmt_vid_overlay,
2402         .vidioc_s_fmt_vid_overlay       = saa7134_s_fmt_vid_overlay,
2403         .vidioc_g_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2404         .vidioc_try_fmt_vbi_cap         = saa7134_try_get_set_fmt_vbi_cap,
2405         .vidioc_s_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2406         .vidioc_g_audio                 = saa7134_g_audio,
2407         .vidioc_s_audio                 = saa7134_s_audio,
2408         .vidioc_cropcap                 = saa7134_cropcap,
2409         .vidioc_reqbufs                 = saa7134_reqbufs,
2410         .vidioc_querybuf                = saa7134_querybuf,
2411         .vidioc_qbuf                    = saa7134_qbuf,
2412         .vidioc_dqbuf                   = saa7134_dqbuf,
2413         .vidioc_s_std                   = saa7134_s_std,
2414         .vidioc_g_std                   = saa7134_g_std,
2415         .vidioc_enum_input              = saa7134_enum_input,
2416         .vidioc_g_input                 = saa7134_g_input,
2417         .vidioc_s_input                 = saa7134_s_input,
2418         .vidioc_queryctrl               = saa7134_queryctrl,
2419         .vidioc_g_ctrl                  = saa7134_g_ctrl,
2420         .vidioc_s_ctrl                  = saa7134_s_ctrl,
2421         .vidioc_streamon                = saa7134_streamon,
2422         .vidioc_streamoff               = saa7134_streamoff,
2423         .vidioc_g_tuner                 = saa7134_g_tuner,
2424         .vidioc_s_tuner                 = saa7134_s_tuner,
2425 #ifdef CONFIG_VIDEO_V4L1_COMPAT
2426         .vidiocgmbuf                    = vidiocgmbuf,
2427 #endif
2428         .vidioc_g_crop                  = saa7134_g_crop,
2429         .vidioc_s_crop                  = saa7134_s_crop,
2430         .vidioc_g_fbuf                  = saa7134_g_fbuf,
2431         .vidioc_s_fbuf                  = saa7134_s_fbuf,
2432         .vidioc_overlay                 = saa7134_overlay,
2433         .vidioc_g_priority              = saa7134_g_priority,
2434         .vidioc_s_priority              = saa7134_s_priority,
2435         .vidioc_g_parm                  = saa7134_g_parm,
2436         .vidioc_g_frequency             = saa7134_g_frequency,
2437         .vidioc_s_frequency             = saa7134_s_frequency,
2438 #ifdef CONFIG_VIDEO_ADV_DEBUG
2439         .vidioc_g_register              = vidioc_g_register,
2440         .vidioc_s_register              = vidioc_s_register,
2441 #endif
2442 };
2443
2444 static const struct v4l2_file_operations radio_fops = {
2445         .owner    = THIS_MODULE,
2446         .open     = video_open,
2447         .release  = video_release,
2448         .ioctl    = video_ioctl2,
2449 };
2450
2451 static const struct v4l2_ioctl_ops radio_ioctl_ops = {
2452         .vidioc_querycap        = radio_querycap,
2453         .vidioc_g_tuner         = radio_g_tuner,
2454         .vidioc_enum_input      = radio_enum_input,
2455         .vidioc_g_audio         = radio_g_audio,
2456         .vidioc_s_tuner         = radio_s_tuner,
2457         .vidioc_s_audio         = radio_s_audio,
2458         .vidioc_s_input         = radio_s_input,
2459         .vidioc_s_std           = radio_s_std,
2460         .vidioc_queryctrl       = radio_queryctrl,
2461         .vidioc_g_input         = radio_g_input,
2462         .vidioc_g_ctrl          = saa7134_g_ctrl,
2463         .vidioc_s_ctrl          = saa7134_s_ctrl,
2464         .vidioc_g_frequency     = saa7134_g_frequency,
2465         .vidioc_s_frequency     = saa7134_s_frequency,
2466 };
2467
2468 /* ----------------------------------------------------------- */
2469 /* exported stuff                                              */
2470
2471 struct video_device saa7134_video_template = {
2472         .name                           = "saa7134-video",
2473         .fops                           = &video_fops,
2474         .ioctl_ops                      = &video_ioctl_ops,
2475         .minor                          = -1,
2476         .tvnorms                        = SAA7134_NORMS,
2477         .current_norm                   = V4L2_STD_PAL,
2478 };
2479
2480 struct video_device saa7134_radio_template = {
2481         .name                   = "saa7134-radio",
2482         .fops                   = &radio_fops,
2483         .ioctl_ops              = &radio_ioctl_ops,
2484         .minor                  = -1,
2485 };
2486
2487 int saa7134_video_init1(struct saa7134_dev *dev)
2488 {
2489         /* sanitycheck insmod options */
2490         if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME)
2491                 gbuffers = 2;
2492         if (gbufsize < 0 || gbufsize > gbufsize_max)
2493                 gbufsize = gbufsize_max;
2494         gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK;
2495
2496         /* put some sensible defaults into the data structures ... */
2497         dev->ctl_bright     = ctrl_by_id(V4L2_CID_BRIGHTNESS)->default_value;
2498         dev->ctl_contrast   = ctrl_by_id(V4L2_CID_CONTRAST)->default_value;
2499         dev->ctl_hue        = ctrl_by_id(V4L2_CID_HUE)->default_value;
2500         dev->ctl_saturation = ctrl_by_id(V4L2_CID_SATURATION)->default_value;
2501         dev->ctl_volume     = ctrl_by_id(V4L2_CID_AUDIO_VOLUME)->default_value;
2502         dev->ctl_mute       = 1; // ctrl_by_id(V4L2_CID_AUDIO_MUTE)->default_value;
2503         dev->ctl_invert     = ctrl_by_id(V4L2_CID_PRIVATE_INVERT)->default_value;
2504         dev->ctl_automute   = ctrl_by_id(V4L2_CID_PRIVATE_AUTOMUTE)->default_value;
2505
2506         if (dev->tda9887_conf && dev->ctl_automute)
2507                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
2508         dev->automute       = 0;
2509
2510         INIT_LIST_HEAD(&dev->video_q.queue);
2511         init_timer(&dev->video_q.timeout);
2512         dev->video_q.timeout.function = saa7134_buffer_timeout;
2513         dev->video_q.timeout.data     = (unsigned long)(&dev->video_q);
2514         dev->video_q.dev              = dev;
2515
2516         if (saa7134_boards[dev->board].video_out)
2517                 saa7134_videoport_init(dev);
2518
2519         return 0;
2520 }
2521
2522 int saa7134_videoport_init(struct saa7134_dev *dev)
2523 {
2524         /* enable video output */
2525         int vo = saa7134_boards[dev->board].video_out;
2526         int video_reg;
2527         unsigned int vid_port_opts = saa7134_boards[dev->board].vid_port_opts;
2528
2529         /* Configure videoport */
2530         saa_writeb(SAA7134_VIDEO_PORT_CTRL0, video_out[vo][0]);
2531         video_reg = video_out[vo][1];
2532         if (vid_port_opts & SET_T_CODE_POLARITY_NON_INVERTED)
2533                 video_reg &= ~VP_T_CODE_P_INVERTED;
2534         saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_reg);
2535         saa_writeb(SAA7134_VIDEO_PORT_CTRL2, video_out[vo][2]);
2536         saa_writeb(SAA7134_VIDEO_PORT_CTRL4, video_out[vo][4]);
2537         video_reg = video_out[vo][5];
2538         if (vid_port_opts & SET_CLOCK_NOT_DELAYED)
2539                 video_reg &= ~VP_CLK_CTRL2_DELAYED;
2540         if (vid_port_opts & SET_CLOCK_INVERTED)
2541                 video_reg |= VP_CLK_CTRL1_INVERTED;
2542         saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_reg);
2543         video_reg = video_out[vo][6];
2544         if (vid_port_opts & SET_VSYNC_OFF) {
2545                 video_reg &= ~VP_VS_TYPE_MASK;
2546                 video_reg |= VP_VS_TYPE_OFF;
2547         }
2548         saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_reg);
2549         saa_writeb(SAA7134_VIDEO_PORT_CTRL7, video_out[vo][7]);
2550         saa_writeb(SAA7134_VIDEO_PORT_CTRL8, video_out[vo][8]);
2551
2552         /* Start videoport */
2553         saa_writeb(SAA7134_VIDEO_PORT_CTRL3, video_out[vo][3]);
2554
2555         return 0;
2556 }
2557
2558 int saa7134_video_init2(struct saa7134_dev *dev)
2559 {
2560         /* init video hw */
2561         set_tvnorm(dev,&tvnorms[0]);
2562         video_mux(dev,0);
2563         saa7134_tvaudio_setmute(dev);
2564         saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
2565         return 0;
2566 }
2567
2568 void saa7134_irq_video_signalchange(struct saa7134_dev *dev)
2569 {
2570         static const char *st[] = {
2571                 "(no signal)", "NTSC", "PAL", "SECAM" };
2572         u32 st1,st2;
2573
2574         st1 = saa_readb(SAA7134_STATUS_VIDEO1);
2575         st2 = saa_readb(SAA7134_STATUS_VIDEO2);
2576         dprintk("DCSDT: pll: %s, sync: %s, norm: %s\n",
2577                 (st1 & 0x40) ? "not locked" : "locked",
2578                 (st2 & 0x40) ? "no"         : "yes",
2579                 st[st1 & 0x03]);
2580         dev->nosignal = (st1 & 0x40) || (st2 & 0x40)  || !(st2 & 0x1);
2581
2582         if (dev->nosignal) {
2583                 /* no video signal -> mute audio */
2584                 if (dev->ctl_automute)
2585                         dev->automute = 1;
2586                 saa7134_tvaudio_setmute(dev);
2587         } else {
2588                 /* wake up tvaudio audio carrier scan thread */
2589                 saa7134_tvaudio_do_scan(dev);
2590         }
2591
2592         if ((st2 & 0x80) && !noninterlaced && !dev->nosignal)
2593                 saa_clearb(SAA7134_SYNC_CTRL, 0x20);
2594         else
2595                 saa_setb(SAA7134_SYNC_CTRL, 0x20);
2596
2597         if (dev->mops && dev->mops->signal_change)
2598                 dev->mops->signal_change(dev);
2599 }
2600
2601
2602 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status)
2603 {
2604         enum v4l2_field field;
2605
2606         spin_lock(&dev->slock);
2607         if (dev->video_q.curr) {
2608                 dev->video_fieldcount++;
2609                 field = dev->video_q.curr->vb.field;
2610                 if (V4L2_FIELD_HAS_BOTH(field)) {
2611                         /* make sure we have seen both fields */
2612                         if ((status & 0x10) == 0x00) {
2613                                 dev->video_q.curr->top_seen = 1;
2614                                 goto done;
2615                         }
2616                         if (!dev->video_q.curr->top_seen)
2617                                 goto done;
2618                 } else if (field == V4L2_FIELD_TOP) {
2619                         if ((status & 0x10) != 0x10)
2620                                 goto done;
2621                 } else if (field == V4L2_FIELD_BOTTOM) {
2622                         if ((status & 0x10) != 0x00)
2623                                 goto done;
2624                 }
2625                 dev->video_q.curr->vb.field_count = dev->video_fieldcount;
2626                 saa7134_buffer_finish(dev,&dev->video_q,VIDEOBUF_DONE);
2627         }
2628         saa7134_buffer_next(dev,&dev->video_q);
2629
2630  done:
2631         spin_unlock(&dev->slock);
2632 }
2633
2634 /* ----------------------------------------------------------- */
2635 /*
2636  * Local variables:
2637  * c-basic-offset: 8
2638  * End:
2639  */