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 #include <media/rds.h>
  34
  35 /* ------------------------------------------------------------------ */
  36
  37 unsigned int video_debug;
  38 static unsigned int gbuffers      = 8;
  39 static unsigned int noninterlaced; /* 0 */
  40 static unsigned int gbufsize      = 720*576*4;
  41 static unsigned int gbufsize_max  = 720*576*4;
  42 static char secam[] = "--";
  43 module_param(video_debug, int, 0644);
  44 MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
  45 module_param(gbuffers, int, 0444);
  46 MODULE_PARM_DESC(gbuffers,"number of capture buffers, range 2-32");
  47 module_param(noninterlaced, int, 0644);
  48 MODULE_PARM_DESC(noninterlaced,"capture non interlaced video");
  49 module_param_string(secam, secam, sizeof(secam), 0644);
  50 MODULE_PARM_DESC(secam, "force SECAM variant, either DK,L or Lc");
  51
  52
  53 #define dprintk(fmt, arg...)    if (video_debug&0x04) \
  54         printk(KERN_DEBUG "%s/video: " fmt, dev->name , ## arg)
  55
  56 /* ------------------------------------------------------------------ */
  57 /* Defines for Video Output Port Register at address 0x191            */
  58
  59 /* Bit 0: VIP code T bit polarity */
  60
  61 #define VP_T_CODE_P_NON_INVERTED        0x00
  62 #define VP_T_CODE_P_INVERTED            0x01
  63
  64 /* ------------------------------------------------------------------ */
  65 /* Defines for Video Output Port Register at address 0x195            */
  66
  67 /* Bit 2: Video output clock delay control */
  68
  69 #define VP_CLK_CTRL2_NOT_DELAYED        0x00
  70 #define VP_CLK_CTRL2_DELAYED            0x04
  71
  72 /* Bit 1: Video output clock invert control */
  73
  74 #define VP_CLK_CTRL1_NON_INVERTED       0x00
  75 #define VP_CLK_CTRL1_INVERTED           0x02
  76
  77 /* ------------------------------------------------------------------ */
  78 /* Defines for Video Output Port Register at address 0x196            */
  79
  80 /* Bits 2 to 0: VSYNC pin video vertical sync type */
  81
  82 #define VP_VS_TYPE_MASK                 0x07
  83
  84 #define VP_VS_TYPE_OFF                  0x00
  85 #define VP_VS_TYPE_V123                 0x01
  86 #define VP_VS_TYPE_V_ITU                0x02
  87 #define VP_VS_TYPE_VGATE_L              0x03
  88 #define VP_VS_TYPE_RESERVED1            0x04
  89 #define VP_VS_TYPE_RESERVED2            0x05
  90 #define VP_VS_TYPE_F_ITU                0x06
  91 #define VP_VS_TYPE_SC_FID               0x07
  92
  93 /* ------------------------------------------------------------------ */
  94 /* data structs for video                                             */
  95
  96 static int video_out[][9] = {
  97         [CCIR656] = { 0x00, 0xb1, 0x00, 0xa1, 0x00, 0x04, 0x06, 0x00, 0x00 },
  98 };
  99
 100 static struct saa7134_format formats[] = {
 101         {
 102                 .name     = "8 bpp gray",
 103                 .fourcc   = V4L2_PIX_FMT_GREY,
 104                 .depth    = 8,
 105                 .pm       = 0x06,
 106         },{
 107                 .name     = "15 bpp RGB, le",
 108                 .fourcc   = V4L2_PIX_FMT_RGB555,
 109                 .depth    = 16,
 110                 .pm       = 0x13 | 0x80,
 111         },{
 112                 .name     = "15 bpp RGB, be",
 113                 .fourcc   = V4L2_PIX_FMT_RGB555X,
 114                 .depth    = 16,
 115                 .pm       = 0x13 | 0x80,
 116                 .bswap    = 1,
 117         },{
 118                 .name     = "16 bpp RGB, le",
 119                 .fourcc   = V4L2_PIX_FMT_RGB565,
 120                 .depth    = 16,
 121                 .pm       = 0x10 | 0x80,
 122         },{
 123                 .name     = "16 bpp RGB, be",
 124                 .fourcc   = V4L2_PIX_FMT_RGB565X,
 125                 .depth    = 16,
 126                 .pm       = 0x10 | 0x80,
 127                 .bswap    = 1,
 128         },{
 129                 .name     = "24 bpp RGB, le",
 130                 .fourcc   = V4L2_PIX_FMT_BGR24,
 131                 .depth    = 24,
 132                 .pm       = 0x11,
 133         },{
 134                 .name     = "24 bpp RGB, be",
 135                 .fourcc   = V4L2_PIX_FMT_RGB24,
 136                 .depth    = 24,
 137                 .pm       = 0x11,
 138                 .bswap    = 1,
 139         },{
 140                 .name     = "32 bpp RGB, le",
 141                 .fourcc   = V4L2_PIX_FMT_BGR32,
 142                 .depth    = 32,
 143                 .pm       = 0x12,
 144         },{
 145                 .name     = "32 bpp RGB, be",
 146                 .fourcc   = V4L2_PIX_FMT_RGB32,
 147                 .depth    = 32,
 148                 .pm       = 0x12,
 149                 .bswap    = 1,
 150                 .wswap    = 1,
 151         },{
 152                 .name     = "4:2:2 packed, YUYV",
 153                 .fourcc   = V4L2_PIX_FMT_YUYV,
 154                 .depth    = 16,
 155                 .pm       = 0x00,
 156                 .bswap    = 1,
 157                 .yuv      = 1,
 158         },{
 159                 .name     = "4:2:2 packed, UYVY",
 160                 .fourcc   = V4L2_PIX_FMT_UYVY,
 161                 .depth    = 16,
 162                 .pm       = 0x00,
 163                 .yuv      = 1,
 164         },{
 165                 .name     = "4:2:2 planar, Y-Cb-Cr",
 166                 .fourcc   = V4L2_PIX_FMT_YUV422P,
 167                 .depth    = 16,
 168                 .pm       = 0x09,
 169                 .yuv      = 1,
 170                 .planar   = 1,
 171                 .hshift   = 1,
 172                 .vshift   = 0,
 173         },{
 174                 .name     = "4:2:0 planar, Y-Cb-Cr",
 175                 .fourcc   = V4L2_PIX_FMT_YUV420,
 176                 .depth    = 12,
 177                 .pm       = 0x0a,
 178                 .yuv      = 1,
 179                 .planar   = 1,
 180                 .hshift   = 1,
 181                 .vshift   = 1,
 182         },{
 183                 .name     = "4:2:0 planar, Y-Cb-Cr",
 184                 .fourcc   = V4L2_PIX_FMT_YVU420,
 185                 .depth    = 12,
 186                 .pm       = 0x0a,
 187                 .yuv      = 1,
 188                 .planar   = 1,
 189                 .uvswap   = 1,
 190                 .hshift   = 1,
 191                 .vshift   = 1,
 192         }
 193 };
 194 #define FORMATS ARRAY_SIZE(formats)
 195
 196 #define NORM_625_50                     \
 197                 .h_start       = 0,     \
 198                 .h_stop        = 719,   \
 199                 .video_v_start = 24,    \
 200                 .video_v_stop  = 311,   \
 201                 .vbi_v_start_0 = 7,     \
 202                 .vbi_v_stop_0  = 22,    \
 203                 .vbi_v_start_1 = 319,   \
 204                 .src_timing    = 4
 205
 206 #define NORM_525_60                     \
 207                 .h_start       = 0,     \
 208                 .h_stop        = 719,   \
 209                 .video_v_start = 23,    \
 210                 .video_v_stop  = 262,   \
 211                 .vbi_v_start_0 = 10,    \
 212                 .vbi_v_stop_0  = 21,    \
 213                 .vbi_v_start_1 = 273,   \
 214                 .src_timing    = 7
 215
 216 static struct saa7134_tvnorm tvnorms[] = {
 217         {
 218                 .name          = "PAL", /* autodetect */
 219                 .id            = V4L2_STD_PAL,
 220                 NORM_625_50,
 221
 222                 .sync_control  = 0x18,
 223                 .luma_control  = 0x40,
 224                 .chroma_ctrl1  = 0x81,
 225                 .chroma_gain   = 0x2a,
 226                 .chroma_ctrl2  = 0x06,
 227                 .vgate_misc    = 0x1c,
 228
 229         },{
 230                 .name          = "PAL-BG",
 231                 .id            = V4L2_STD_PAL_BG,
 232                 NORM_625_50,
 233
 234                 .sync_control  = 0x18,
 235                 .luma_control  = 0x40,
 236                 .chroma_ctrl1  = 0x81,
 237                 .chroma_gain   = 0x2a,
 238                 .chroma_ctrl2  = 0x06,
 239                 .vgate_misc    = 0x1c,
 240
 241         },{
 242                 .name          = "PAL-I",
 243                 .id            = V4L2_STD_PAL_I,
 244                 NORM_625_50,
 245
 246                 .sync_control  = 0x18,
 247                 .luma_control  = 0x40,
 248                 .chroma_ctrl1  = 0x81,
 249                 .chroma_gain   = 0x2a,
 250                 .chroma_ctrl2  = 0x06,
 251                 .vgate_misc    = 0x1c,
 252
 253         },{
 254                 .name          = "PAL-DK",
 255                 .id            = V4L2_STD_PAL_DK,
 256                 NORM_625_50,
 257
 258                 .sync_control  = 0x18,
 259                 .luma_control  = 0x40,
 260                 .chroma_ctrl1  = 0x81,
 261                 .chroma_gain   = 0x2a,
 262                 .chroma_ctrl2  = 0x06,
 263                 .vgate_misc    = 0x1c,
 264
 265         },{
 266                 .name          = "NTSC",
 267                 .id            = V4L2_STD_NTSC,
 268                 NORM_525_60,
 269
 270                 .sync_control  = 0x59,
 271                 .luma_control  = 0x40,
 272                 .chroma_ctrl1  = 0x89,
 273                 .chroma_gain   = 0x2a,
 274                 .chroma_ctrl2  = 0x0e,
 275                 .vgate_misc    = 0x18,
 276
 277         },{
 278                 .name          = "SECAM",
 279                 .id            = V4L2_STD_SECAM,
 280                 NORM_625_50,
 281
 282                 .sync_control  = 0x18,
 283                 .luma_control  = 0x1b,
 284                 .chroma_ctrl1  = 0xd1,
 285                 .chroma_gain   = 0x80,
 286                 .chroma_ctrl2  = 0x00,
 287                 .vgate_misc    = 0x1c,
 288
 289         },{
 290                 .name          = "SECAM-DK",
 291                 .id            = V4L2_STD_SECAM_DK,
 292                 NORM_625_50,
 293
 294                 .sync_control  = 0x18,
 295                 .luma_control  = 0x1b,
 296                 .chroma_ctrl1  = 0xd1,
 297                 .chroma_gain   = 0x80,
 298                 .chroma_ctrl2  = 0x00,
 299                 .vgate_misc    = 0x1c,
 300
 301         },{
 302                 .name          = "SECAM-L",
 303                 .id            = V4L2_STD_SECAM_L,
 304                 NORM_625_50,
 305
 306                 .sync_control  = 0x18,
 307                 .luma_control  = 0x1b,
 308                 .chroma_ctrl1  = 0xd1,
 309                 .chroma_gain   = 0x80,
 310                 .chroma_ctrl2  = 0x00,
 311                 .vgate_misc    = 0x1c,
 312
 313         },{
 314                 .name          = "SECAM-Lc",
 315                 .id            = V4L2_STD_SECAM_LC,
 316                 NORM_625_50,
 317
 318                 .sync_control  = 0x18,
 319                 .luma_control  = 0x1b,
 320                 .chroma_ctrl1  = 0xd1,
 321                 .chroma_gain   = 0x80,
 322                 .chroma_ctrl2  = 0x00,
 323                 .vgate_misc    = 0x1c,
 324
 325         },{
 326                 .name          = "PAL-M",
 327                 .id            = V4L2_STD_PAL_M,
 328                 NORM_525_60,
 329
 330                 .sync_control  = 0x59,
 331                 .luma_control  = 0x40,
 332                 .chroma_ctrl1  = 0xb9,
 333                 .chroma_gain   = 0x2a,
 334                 .chroma_ctrl2  = 0x0e,
 335                 .vgate_misc    = 0x18,
 336
 337         },{
 338                 .name          = "PAL-Nc",
 339                 .id            = V4L2_STD_PAL_Nc,
 340                 NORM_625_50,
 341
 342                 .sync_control  = 0x18,
 343                 .luma_control  = 0x40,
 344                 .chroma_ctrl1  = 0xa1,
 345                 .chroma_gain   = 0x2a,
 346                 .chroma_ctrl2  = 0x06,
 347                 .vgate_misc    = 0x1c,
 348
 349         },{
 350                 .name          = "PAL-60",
 351                 .id            = V4L2_STD_PAL_60,
 352
 353                 .h_start       = 0,
 354                 .h_stop        = 719,
 355                 .video_v_start = 23,
 356                 .video_v_stop  = 262,
 357                 .vbi_v_start_0 = 10,
 358                 .vbi_v_stop_0  = 21,
 359                 .vbi_v_start_1 = 273,
 360                 .src_timing    = 7,
 361
 362                 .sync_control  = 0x18,
 363                 .luma_control  = 0x40,
 364                 .chroma_ctrl1  = 0x81,
 365                 .chroma_gain   = 0x2a,
 366                 .chroma_ctrl2  = 0x06,
 367                 .vgate_misc    = 0x1c,
 368         }
 369 };
 370 #define TVNORMS ARRAY_SIZE(tvnorms)
 371
 372 #define V4L2_CID_PRIVATE_INVERT      (V4L2_CID_PRIVATE_BASE + 0)
 373 #define V4L2_CID_PRIVATE_Y_ODD       (V4L2_CID_PRIVATE_BASE + 1)
 374 #define V4L2_CID_PRIVATE_Y_EVEN      (V4L2_CID_PRIVATE_BASE + 2)
 375 #define V4L2_CID_PRIVATE_AUTOMUTE    (V4L2_CID_PRIVATE_BASE + 3)
 376 #define V4L2_CID_PRIVATE_LASTP1      (V4L2_CID_PRIVATE_BASE + 4)
 377
 378 static const struct v4l2_queryctrl no_ctrl = {
 379         .name  = "42",
 380         .flags = V4L2_CTRL_FLAG_DISABLED,
 381 };
 382 static const struct v4l2_queryctrl video_ctrls[] = {
 383         /* --- video --- */
 384         {
 385                 .id            = V4L2_CID_BRIGHTNESS,
 386                 .name          = "Brightness",
 387                 .minimum       = 0,
 388                 .maximum       = 255,
 389                 .step          = 1,
 390                 .default_value = 128,
 391                 .type          = V4L2_CTRL_TYPE_INTEGER,
 392         },{
 393                 .id            = V4L2_CID_CONTRAST,
 394                 .name          = "Contrast",
 395                 .minimum       = 0,
 396                 .maximum       = 127,
 397                 .step          = 1,
 398                 .default_value = 68,
 399                 .type          = V4L2_CTRL_TYPE_INTEGER,
 400         },{
 401                 .id            = V4L2_CID_SATURATION,
 402                 .name          = "Saturation",
 403                 .minimum       = 0,
 404                 .maximum       = 127,
 405                 .step          = 1,
 406                 .default_value = 64,
 407                 .type          = V4L2_CTRL_TYPE_INTEGER,
 408         },{
 409                 .id            = V4L2_CID_HUE,
 410                 .name          = "Hue",
 411                 .minimum       = -128,
 412                 .maximum       = 127,
 413                 .step          = 1,
 414                 .default_value = 0,
 415                 .type          = V4L2_CTRL_TYPE_INTEGER,
 416         },{
 417                 .id            = V4L2_CID_HFLIP,
 418                 .name          = "Mirror",
 419                 .minimum       = 0,
 420                 .maximum       = 1,
 421                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
 422         },
 423         /* --- audio --- */
 424         {
 425                 .id            = V4L2_CID_AUDIO_MUTE,
 426                 .name          = "Mute",
 427                 .minimum       = 0,
 428                 .maximum       = 1,
 429                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
 430         },{
 431                 .id            = V4L2_CID_AUDIO_VOLUME,
 432                 .name          = "Volume",
 433                 .minimum       = -15,
 434                 .maximum       = 15,
 435                 .step          = 1,
 436                 .default_value = 0,
 437                 .type          = V4L2_CTRL_TYPE_INTEGER,
 438         },
 439         /* --- private --- */
 440         {
 441                 .id            = V4L2_CID_PRIVATE_INVERT,
 442                 .name          = "Invert",
 443                 .minimum       = 0,
 444                 .maximum       = 1,
 445                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
 446         },{
 447                 .id            = V4L2_CID_PRIVATE_Y_ODD,
 448                 .name          = "y offset odd field",
 449                 .minimum       = 0,
 450                 .maximum       = 128,
 451                 .step          = 1,
 452                 .default_value = 0,
 453                 .type          = V4L2_CTRL_TYPE_INTEGER,
 454         },{
 455                 .id            = V4L2_CID_PRIVATE_Y_EVEN,
 456                 .name          = "y offset even field",
 457                 .minimum       = 0,
 458                 .maximum       = 128,
 459                 .step          = 1,
 460                 .default_value = 0,
 461                 .type          = V4L2_CTRL_TYPE_INTEGER,
 462         },{
 463                 .id            = V4L2_CID_PRIVATE_AUTOMUTE,
 464                 .name          = "automute",
 465                 .minimum       = 0,
 466                 .maximum       = 1,
 467                 .default_value = 1,
 468                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
 469         }
 470 };
 471 static const unsigned int CTRLS = ARRAY_SIZE(video_ctrls);
 472
 473 static const struct v4l2_queryctrl* ctrl_by_id(unsigned int id)
 474 {
 475         unsigned int i;
 476
 477         for (i = 0; i < CTRLS; i++)
 478                 if (video_ctrls[i].id == id)
 479                         return video_ctrls+i;
 480         return NULL;
 481 }
 482
 483 static struct saa7134_format* format_by_fourcc(unsigned int fourcc)
 484 {
 485         unsigned int i;
 486
 487         for (i = 0; i < FORMATS; i++)
 488                 if (formats[i].fourcc == fourcc)
 489                         return formats+i;
 490         return NULL;
 491 }
 492
 493 /* ----------------------------------------------------------------------- */
 494 /* resource management                                                     */
 495
 496 static int res_get(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bit)
 497 {
 498         if (fh->resources & bit)
 499                 /* have it already allocated */
 500                 return 1;
 501
 502         /* is it free? */
 503         mutex_lock(&dev->lock);
 504         if (dev->resources & bit) {
 505                 /* no, someone else uses it */
 506                 mutex_unlock(&dev->lock);
 507                 return 0;
 508         }
 509         /* it's free, grab it */
 510         fh->resources  |= bit;
 511         dev->resources |= bit;
 512         dprintk("res: get %d\n",bit);
 513         mutex_unlock(&dev->lock);
 514         return 1;
 515 }
 516
 517 static int res_check(struct saa7134_fh *fh, unsigned int bit)
 518 {
 519         return (fh->resources & bit);
 520 }
 521
 522 static int res_locked(struct saa7134_dev *dev, unsigned int bit)
 523 {
 524         return (dev->resources & bit);
 525 }
 526
 527 static
 528 void res_free(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bits)
 529 {
 530         BUG_ON((fh->resources & bits) != bits);
 531
 532         mutex_lock(&dev->lock);
 533         fh->resources  &= ~bits;
 534         dev->resources &= ~bits;
 535         dprintk("res: put %d\n",bits);
 536         mutex_unlock(&dev->lock);
 537 }
 538
 539 /* ------------------------------------------------------------------ */
 540
 541 static void set_tvnorm(struct saa7134_dev *dev, struct saa7134_tvnorm *norm)
 542 {
 543         dprintk("set tv norm = %s\n",norm->name);
 544         dev->tvnorm = norm;
 545
 546         /* setup cropping */
 547         dev->crop_bounds.left    = norm->h_start;
 548         dev->crop_defrect.left   = norm->h_start;
 549         dev->crop_bounds.width   = norm->h_stop - norm->h_start +1;
 550         dev->crop_defrect.width  = norm->h_stop - norm->h_start +1;
 551
 552         dev->crop_bounds.top     = (norm->vbi_v_stop_0+1)*2;
 553         dev->crop_defrect.top    = norm->video_v_start*2;
 554         dev->crop_bounds.height  = ((norm->id & V4L2_STD_525_60) ? 524 : 624)
 555                 - dev->crop_bounds.top;
 556         dev->crop_defrect.height = (norm->video_v_stop - norm->video_v_start +1)*2;
 557
 558         dev->crop_current = dev->crop_defrect;
 559
 560         saa7134_set_tvnorm_hw(dev);
 561 }
 562
 563 static void video_mux(struct saa7134_dev *dev, int input)
 564 {
 565         dprintk("video input = %d [%s]\n", input, card_in(dev, input).name);
 566         dev->ctl_input = input;
 567         set_tvnorm(dev, dev->tvnorm);
 568         saa7134_tvaudio_setinput(dev, &card_in(dev, input));
 569 }
 570
 571
 572 static void saa7134_set_decoder(struct saa7134_dev *dev)
 573 {
 574         int luma_control, sync_control, mux;
 575
 576         struct saa7134_tvnorm *norm = dev->tvnorm;
 577         mux = card_in(dev, dev->ctl_input).vmux;
 578
 579         luma_control = norm->luma_control;
 580         sync_control = norm->sync_control;
 581
 582         if (mux > 5)
 583                 luma_control |= 0x80; /* svideo */
 584         if (noninterlaced || dev->nosignal)
 585                 sync_control |= 0x20;
 586
 587         /* setup video decoder */
 588         saa_writeb(SAA7134_INCR_DELAY,            0x08);
 589         saa_writeb(SAA7134_ANALOG_IN_CTRL1,       0xc0 | mux);
 590         saa_writeb(SAA7134_ANALOG_IN_CTRL2,       0x00);
 591
 592         saa_writeb(SAA7134_ANALOG_IN_CTRL3,       0x90);
 593         saa_writeb(SAA7134_ANALOG_IN_CTRL4,       0x90);
 594         saa_writeb(SAA7134_HSYNC_START,           0xeb);
 595         saa_writeb(SAA7134_HSYNC_STOP,            0xe0);
 596         saa_writeb(SAA7134_SOURCE_TIMING1,        norm->src_timing);
 597
 598         saa_writeb(SAA7134_SYNC_CTRL,             sync_control);
 599         saa_writeb(SAA7134_LUMA_CTRL,             luma_control);
 600         saa_writeb(SAA7134_DEC_LUMA_BRIGHT,       dev->ctl_bright);
 601
 602         saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
 603                 dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
 604
 605         saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
 606                 dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
 607
 608         saa_writeb(SAA7134_DEC_CHROMA_HUE,        dev->ctl_hue);
 609         saa_writeb(SAA7134_CHROMA_CTRL1,          norm->chroma_ctrl1);
 610         saa_writeb(SAA7134_CHROMA_GAIN,           norm->chroma_gain);
 611
 612         saa_writeb(SAA7134_CHROMA_CTRL2,          norm->chroma_ctrl2);
 613         saa_writeb(SAA7134_MODE_DELAY_CTRL,       0x00);
 614
 615         saa_writeb(SAA7134_ANALOG_ADC,            0x01);
 616         saa_writeb(SAA7134_VGATE_START,           0x11);
 617         saa_writeb(SAA7134_VGATE_STOP,            0xfe);
 618         saa_writeb(SAA7134_MISC_VGATE_MSB,        norm->vgate_misc);
 619         saa_writeb(SAA7134_RAW_DATA_GAIN,         0x40);
 620         saa_writeb(SAA7134_RAW_DATA_OFFSET,       0x80);
 621 }
 622
 623 void saa7134_set_tvnorm_hw(struct saa7134_dev *dev)
 624 {
 625         saa7134_set_decoder(dev);
 626
 627         if (card_in(dev, dev->ctl_input).tv)
 628                 saa_call_all(dev, core, s_std, dev->tvnorm->id);
 629         /* Set the correct norm for the saa6752hs. This function
 630            does nothing if there is no saa6752hs. */
 631         saa_call_empress(dev, core, s_std, dev->tvnorm->id);
 632 }
 633
 634 static void set_h_prescale(struct saa7134_dev *dev, int task, int prescale)
 635 {
 636         static const struct {
 637                 int xpsc;
 638                 int xacl;
 639                 int xc2_1;
 640                 int xdcg;
 641                 int vpfy;
 642         } vals[] = {
 643                 /* XPSC XACL XC2_1 XDCG VPFY */
 644                 {    1,   0,    0,    0,   0 },
 645                 {    2,   2,    1,    2,   2 },
 646                 {    3,   4,    1,    3,   2 },
 647                 {    4,   8,    1,    4,   2 },
 648                 {    5,   8,    1,    4,   2 },
 649                 {    6,   8,    1,    4,   3 },
 650                 {    7,   8,    1,    4,   3 },
 651                 {    8,  15,    0,    4,   3 },
 652                 {    9,  15,    0,    4,   3 },
 653                 {   10,  16,    1,    5,   3 },
 654         };
 655         static const int count = ARRAY_SIZE(vals);
 656         int i;
 657
 658         for (i = 0; i < count; i++)
 659                 if (vals[i].xpsc == prescale)
 660                         break;
 661         if (i == count)
 662                 return;
 663
 664         saa_writeb(SAA7134_H_PRESCALE(task), vals[i].xpsc);
 665         saa_writeb(SAA7134_ACC_LENGTH(task), vals[i].xacl);
 666         saa_writeb(SAA7134_LEVEL_CTRL(task),
 667                    (vals[i].xc2_1 << 3) | (vals[i].xdcg));
 668         saa_andorb(SAA7134_FIR_PREFILTER_CTRL(task), 0x0f,
 669                    (vals[i].vpfy << 2) | vals[i].vpfy);
 670 }
 671
 672 static void set_v_scale(struct saa7134_dev *dev, int task, int yscale)
 673 {
 674         int val,mirror;
 675
 676         saa_writeb(SAA7134_V_SCALE_RATIO1(task), yscale &  0xff);
 677         saa_writeb(SAA7134_V_SCALE_RATIO2(task), yscale >> 8);
 678
 679         mirror = (dev->ctl_mirror) ? 0x02 : 0x00;
 680         if (yscale < 2048) {
 681                 /* LPI */
 682                 dprintk("yscale LPI yscale=%d\n",yscale);
 683                 saa_writeb(SAA7134_V_FILTER(task), 0x00 | mirror);
 684                 saa_writeb(SAA7134_LUMA_CONTRAST(task), 0x40);
 685                 saa_writeb(SAA7134_CHROMA_SATURATION(task), 0x40);
 686         } else {
 687                 /* ACM */
 688                 val = 0x40 * 1024 / yscale;
 689                 dprintk("yscale ACM yscale=%d val=0x%x\n",yscale,val);
 690                 saa_writeb(SAA7134_V_FILTER(task), 0x01 | mirror);
 691                 saa_writeb(SAA7134_LUMA_CONTRAST(task), val);
 692                 saa_writeb(SAA7134_CHROMA_SATURATION(task), val);
 693         }
 694         saa_writeb(SAA7134_LUMA_BRIGHT(task),       0x80);
 695 }
 696
 697 static void set_size(struct saa7134_dev *dev, int task,
 698                      int width, int height, int interlace)
 699 {
 700         int prescale,xscale,yscale,y_even,y_odd;
 701         int h_start, h_stop, v_start, v_stop;
 702         int div = interlace ? 2 : 1;
 703
 704         /* setup video scaler */
 705         h_start = dev->crop_current.left;
 706         v_start = dev->crop_current.top/2;
 707         h_stop  = (dev->crop_current.left + dev->crop_current.width -1);
 708         v_stop  = (dev->crop_current.top + dev->crop_current.height -1)/2;
 709
 710         saa_writeb(SAA7134_VIDEO_H_START1(task), h_start &  0xff);
 711         saa_writeb(SAA7134_VIDEO_H_START2(task), h_start >> 8);
 712         saa_writeb(SAA7134_VIDEO_H_STOP1(task),  h_stop  &  0xff);
 713         saa_writeb(SAA7134_VIDEO_H_STOP2(task),  h_stop  >> 8);
 714         saa_writeb(SAA7134_VIDEO_V_START1(task), v_start &  0xff);
 715         saa_writeb(SAA7134_VIDEO_V_START2(task), v_start >> 8);
 716         saa_writeb(SAA7134_VIDEO_V_STOP1(task),  v_stop  &  0xff);
 717         saa_writeb(SAA7134_VIDEO_V_STOP2(task),  v_stop  >> 8);
 718
 719         prescale = dev->crop_current.width / width;
 720         if (0 == prescale)
 721                 prescale = 1;
 722         xscale = 1024 * dev->crop_current.width / prescale / width;
 723         yscale = 512 * div * dev->crop_current.height / height;
 724         dprintk("prescale=%d xscale=%d yscale=%d\n",prescale,xscale,yscale);
 725         set_h_prescale(dev,task,prescale);
 726         saa_writeb(SAA7134_H_SCALE_INC1(task),      xscale &  0xff);
 727         saa_writeb(SAA7134_H_SCALE_INC2(task),      xscale >> 8);
 728         set_v_scale(dev,task,yscale);
 729
 730         saa_writeb(SAA7134_VIDEO_PIXELS1(task),     width  & 0xff);
 731         saa_writeb(SAA7134_VIDEO_PIXELS2(task),     width  >> 8);
 732         saa_writeb(SAA7134_VIDEO_LINES1(task),      height/div & 0xff);
 733         saa_writeb(SAA7134_VIDEO_LINES2(task),      height/div >> 8);
 734
 735         /* deinterlace y offsets */
 736         y_odd  = dev->ctl_y_odd;
 737         y_even = dev->ctl_y_even;
 738         saa_writeb(SAA7134_V_PHASE_OFFSET0(task), y_odd);
 739         saa_writeb(SAA7134_V_PHASE_OFFSET1(task), y_even);
 740         saa_writeb(SAA7134_V_PHASE_OFFSET2(task), y_odd);
 741         saa_writeb(SAA7134_V_PHASE_OFFSET3(task), y_even);
 742 }
 743
 744 /* ------------------------------------------------------------------ */
 745
 746 struct cliplist {
 747         __u16 position;
 748         __u8  enable;
 749         __u8  disable;
 750 };
 751
 752 static void set_cliplist(struct saa7134_dev *dev, int reg,
 753                         struct cliplist *cl, int entries, char *name)
 754 {
 755         __u8 winbits = 0;
 756         int i;
 757
 758         for (i = 0; i < entries; i++) {
 759                 winbits |= cl[i].enable;
 760                 winbits &= ~cl[i].disable;
 761                 if (i < 15 && cl[i].position == cl[i+1].position)
 762                         continue;
 763                 saa_writeb(reg + 0, winbits);
 764                 saa_writeb(reg + 2, cl[i].position & 0xff);
 765                 saa_writeb(reg + 3, cl[i].position >> 8);
 766                 dprintk("clip: %s winbits=%02x pos=%d\n",
 767                         name,winbits,cl[i].position);
 768                 reg += 8;
 769         }
 770         for (; reg < 0x400; reg += 8) {
 771                 saa_writeb(reg+ 0, 0);
 772                 saa_writeb(reg + 1, 0);
 773                 saa_writeb(reg + 2, 0);
 774                 saa_writeb(reg + 3, 0);
 775         }
 776 }
 777
 778 static int clip_range(int val)
 779 {
 780         if (val < 0)
 781                 val = 0;
 782         return val;
 783 }
 784
 785 /* Sort into smallest position first order */
 786 static int cliplist_cmp(const void *a, const void *b)
 787 {
 788         const struct cliplist *cla = a;
 789         const struct cliplist *clb = b;
 790         if (cla->position < clb->position)
 791                 return -1;
 792         if (cla->position > clb->position)
 793                 return 1;
 794         return 0;
 795 }
 796
 797 static int setup_clipping(struct saa7134_dev *dev, struct v4l2_clip *clips,
 798                           int nclips, int interlace)
 799 {
 800         struct cliplist col[16], row[16];
 801         int cols = 0, rows = 0, i;
 802         int div = interlace ? 2 : 1;
 803
 804         memset(col, 0, sizeof(col));
 805         memset(row, 0, sizeof(row));
 806         for (i = 0; i < nclips && i < 8; i++) {
 807                 col[cols].position = clip_range(clips[i].c.left);
 808                 col[cols].enable   = (1 << i);
 809                 cols++;
 810                 col[cols].position = clip_range(clips[i].c.left+clips[i].c.width);
 811                 col[cols].disable  = (1 << i);
 812                 cols++;
 813                 row[rows].position = clip_range(clips[i].c.top / div);
 814                 row[rows].enable   = (1 << i);
 815                 rows++;
 816                 row[rows].position = clip_range((clips[i].c.top + clips[i].c.height)
 817                                                 / div);
 818                 row[rows].disable  = (1 << i);
 819                 rows++;
 820         }
 821         sort(col, cols, sizeof col[0], cliplist_cmp, NULL);
 822         sort(row, rows, sizeof row[0], cliplist_cmp, NULL);
 823         set_cliplist(dev,0x380,col,cols,"cols");
 824         set_cliplist(dev,0x384,row,rows,"rows");
 825         return 0;
 826 }
 827
 828 static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win)
 829 {
 830         enum v4l2_field field;
 831         int maxw, maxh;
 832
 833         if (NULL == dev->ovbuf.base)
 834                 return -EINVAL;
 835         if (NULL == dev->ovfmt)
 836                 return -EINVAL;
 837         if (win->w.width < 48 || win->w.height <  32)
 838                 return -EINVAL;
 839         if (win->clipcount > 2048)
 840                 return -EINVAL;
 841
 842         field = win->field;
 843         maxw  = dev->crop_current.width;
 844         maxh  = dev->crop_current.height;
 845
 846         if (V4L2_FIELD_ANY == field) {
 847                 field = (win->w.height > maxh/2)
 848                         ? V4L2_FIELD_INTERLACED
 849                         : V4L2_FIELD_TOP;
 850         }
 851         switch (field) {
 852         case V4L2_FIELD_TOP:
 853         case V4L2_FIELD_BOTTOM:
 854                 maxh = maxh / 2;
 855                 break;
 856         case V4L2_FIELD_INTERLACED:
 857                 break;
 858         default:
 859                 return -EINVAL;
 860         }
 861
 862         win->field = field;
 863         if (win->w.width > maxw)
 864                 win->w.width = maxw;
 865         if (win->w.height > maxh)
 866                 win->w.height = maxh;
 867         return 0;
 868 }
 869
 870 static int start_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
 871 {
 872         unsigned long base,control,bpl;
 873         int err;
 874
 875         err = verify_preview(dev,&fh->win);
 876         if (0 != err)
 877                 return err;
 878
 879         dev->ovfield = fh->win.field;
 880         dprintk("start_preview %dx%d+%d+%d %s field=%s\n",
 881                 fh->win.w.width,fh->win.w.height,
 882                 fh->win.w.left,fh->win.w.top,
 883                 dev->ovfmt->name,v4l2_field_names[dev->ovfield]);
 884
 885         /* setup window + clipping */
 886         set_size(dev,TASK_B,fh->win.w.width,fh->win.w.height,
 887                  V4L2_FIELD_HAS_BOTH(dev->ovfield));
 888         setup_clipping(dev,fh->clips,fh->nclips,
 889                        V4L2_FIELD_HAS_BOTH(dev->ovfield));
 890         if (dev->ovfmt->yuv)
 891                 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x03);
 892         else
 893                 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x01);
 894         saa_writeb(SAA7134_OFMT_VIDEO_B, dev->ovfmt->pm | 0x20);
 895
 896         /* dma: setup channel 1 (= Video Task B) */
 897         base  = (unsigned long)dev->ovbuf.base;
 898         base += dev->ovbuf.fmt.bytesperline * fh->win.w.top;
 899         base += dev->ovfmt->depth/8         * fh->win.w.left;
 900         bpl   = dev->ovbuf.fmt.bytesperline;
 901         control = SAA7134_RS_CONTROL_BURST_16;
 902         if (dev->ovfmt->bswap)
 903                 control |= SAA7134_RS_CONTROL_BSWAP;
 904         if (dev->ovfmt->wswap)
 905                 control |= SAA7134_RS_CONTROL_WSWAP;
 906         if (V4L2_FIELD_HAS_BOTH(dev->ovfield)) {
 907                 saa_writel(SAA7134_RS_BA1(1),base);
 908                 saa_writel(SAA7134_RS_BA2(1),base+bpl);
 909                 saa_writel(SAA7134_RS_PITCH(1),bpl*2);
 910                 saa_writel(SAA7134_RS_CONTROL(1),control);
 911         } else {
 912                 saa_writel(SAA7134_RS_BA1(1),base);
 913                 saa_writel(SAA7134_RS_BA2(1),base);
 914                 saa_writel(SAA7134_RS_PITCH(1),bpl);
 915                 saa_writel(SAA7134_RS_CONTROL(1),control);
 916         }
 917
 918         /* start dma */
 919         dev->ovenable = 1;
 920         saa7134_set_dmabits(dev);
 921
 922         return 0;
 923 }
 924
 925 static int stop_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
 926 {
 927         dev->ovenable = 0;
 928         saa7134_set_dmabits(dev);
 929         return 0;
 930 }
 931
 932 /* ------------------------------------------------------------------ */
 933
 934 static int buffer_activate(struct saa7134_dev *dev,
 935                            struct saa7134_buf *buf,
 936                            struct saa7134_buf *next)
 937 {
 938         unsigned long base,control,bpl;
 939         unsigned long bpl_uv,lines_uv,base2,base3,tmp; /* planar */
 940
 941         dprintk("buffer_activate buf=%p\n",buf);
 942         buf->vb.state = VIDEOBUF_ACTIVE;
 943         buf->top_seen = 0;
 944
 945         set_size(dev,TASK_A,buf->vb.width,buf->vb.height,
 946                  V4L2_FIELD_HAS_BOTH(buf->vb.field));
 947         if (buf->fmt->yuv)
 948                 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x03);
 949         else
 950                 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x01);
 951         saa_writeb(SAA7134_OFMT_VIDEO_A, buf->fmt->pm);
 952
 953         /* DMA: setup channel 0 (= Video Task A0) */
 954         base  = saa7134_buffer_base(buf);
 955         if (buf->fmt->planar)
 956                 bpl = buf->vb.width;
 957         else
 958                 bpl = (buf->vb.width * buf->fmt->depth) / 8;
 959         control = SAA7134_RS_CONTROL_BURST_16 |
 960                 SAA7134_RS_CONTROL_ME |
 961                 (buf->pt->dma >> 12);
 962         if (buf->fmt->bswap)
 963                 control |= SAA7134_RS_CONTROL_BSWAP;
 964         if (buf->fmt->wswap)
 965                 control |= SAA7134_RS_CONTROL_WSWAP;
 966         if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
 967                 /* interlaced */
 968                 saa_writel(SAA7134_RS_BA1(0),base);
 969                 saa_writel(SAA7134_RS_BA2(0),base+bpl);
 970                 saa_writel(SAA7134_RS_PITCH(0),bpl*2);
 971         } else {
 972                 /* non-interlaced */
 973                 saa_writel(SAA7134_RS_BA1(0),base);
 974                 saa_writel(SAA7134_RS_BA2(0),base);
 975                 saa_writel(SAA7134_RS_PITCH(0),bpl);
 976         }
 977         saa_writel(SAA7134_RS_CONTROL(0),control);
 978
 979         if (buf->fmt->planar) {
 980                 /* DMA: setup channel 4+5 (= planar task A) */
 981                 bpl_uv   = bpl >> buf->fmt->hshift;
 982                 lines_uv = buf->vb.height >> buf->fmt->vshift;
 983                 base2    = base + bpl * buf->vb.height;
 984                 base3    = base2 + bpl_uv * lines_uv;
 985                 if (buf->fmt->uvswap)
 986                         tmp = base2, base2 = base3, base3 = tmp;
 987                 dprintk("uv: bpl=%ld lines=%ld base2/3=%ld/%ld\n",
 988                         bpl_uv,lines_uv,base2,base3);
 989                 if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
 990                         /* interlaced */
 991                         saa_writel(SAA7134_RS_BA1(4),base2);
 992                         saa_writel(SAA7134_RS_BA2(4),base2+bpl_uv);
 993                         saa_writel(SAA7134_RS_PITCH(4),bpl_uv*2);
 994                         saa_writel(SAA7134_RS_BA1(5),base3);
 995                         saa_writel(SAA7134_RS_BA2(5),base3+bpl_uv);
 996                         saa_writel(SAA7134_RS_PITCH(5),bpl_uv*2);
 997                 } else {
 998                         /* non-interlaced */
 999                         saa_writel(SAA7134_RS_BA1(4),base2);
1000                         saa_writel(SAA7134_RS_BA2(4),base2);
1001                         saa_writel(SAA7134_RS_PITCH(4),bpl_uv);
1002                         saa_writel(SAA7134_RS_BA1(5),base3);
1003                         saa_writel(SAA7134_RS_BA2(5),base3);
1004                         saa_writel(SAA7134_RS_PITCH(5),bpl_uv);
1005                 }
1006                 saa_writel(SAA7134_RS_CONTROL(4),control);
1007                 saa_writel(SAA7134_RS_CONTROL(5),control);
1008         }
1009
1010         /* start DMA */
1011         saa7134_set_dmabits(dev);
1012         mod_timer(&dev->video_q.timeout, jiffies+BUFFER_TIMEOUT);
1013         return 0;
1014 }
1015
1016 static int buffer_prepare(struct videobuf_queue *q,
1017                           struct videobuf_buffer *vb,
1018                           enum v4l2_field field)
1019 {
1020         struct saa7134_fh *fh = q->priv_data;
1021         struct saa7134_dev *dev = fh->dev;
1022         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1023         unsigned int size;
1024         int err;
1025
1026         /* sanity checks */
1027         if (NULL == fh->fmt)
1028                 return -EINVAL;
1029         if (fh->width    < 48 ||
1030             fh->height   < 32 ||
1031             fh->width/4  > dev->crop_current.width  ||
1032             fh->height/4 > dev->crop_current.height ||
1033             fh->width    > dev->crop_bounds.width  ||
1034             fh->height   > dev->crop_bounds.height)
1035                 return -EINVAL;
1036         size = (fh->width * fh->height * fh->fmt->depth) >> 3;
1037         if (0 != buf->vb.baddr  &&  buf->vb.bsize < size)
1038                 return -EINVAL;
1039
1040         dprintk("buffer_prepare [%d,size=%dx%d,bytes=%d,fields=%s,%s]\n",
1041                 vb->i,fh->width,fh->height,size,v4l2_field_names[field],
1042                 fh->fmt->name);
1043         if (buf->vb.width  != fh->width  ||
1044             buf->vb.height != fh->height ||
1045             buf->vb.size   != size       ||
1046             buf->vb.field  != field      ||
1047             buf->fmt       != fh->fmt) {
1048                 saa7134_dma_free(q,buf);
1049         }
1050
1051         if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
1052                 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
1053
1054                 buf->vb.width  = fh->width;
1055                 buf->vb.height = fh->height;
1056                 buf->vb.size   = size;
1057                 buf->vb.field  = field;
1058                 buf->fmt       = fh->fmt;
1059                 buf->pt        = &fh->pt_cap;
1060                 dev->video_q.curr = NULL;
1061
1062                 err = videobuf_iolock(q,&buf->vb,&dev->ovbuf);
1063                 if (err)
1064                         goto oops;
1065                 err = saa7134_pgtable_build(dev->pci,buf->pt,
1066                                             dma->sglist,
1067                                             dma->sglen,
1068                                             saa7134_buffer_startpage(buf));
1069                 if (err)
1070                         goto oops;
1071         }
1072         buf->vb.state = VIDEOBUF_PREPARED;
1073         buf->activate = buffer_activate;
1074         return 0;
1075
1076  oops:
1077         saa7134_dma_free(q,buf);
1078         return err;
1079 }
1080
1081 static int
1082 buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
1083 {
1084         struct saa7134_fh *fh = q->priv_data;
1085
1086         *size = fh->fmt->depth * fh->width * fh->height >> 3;
1087         if (0 == *count)
1088                 *count = gbuffers;
1089         *count = saa7134_buffer_count(*size,*count);
1090         return 0;
1091 }
1092
1093 static void buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
1094 {
1095         struct saa7134_fh *fh = q->priv_data;
1096         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1097
1098         saa7134_buffer_queue(fh->dev,&fh->dev->video_q,buf);
1099 }
1100
1101 static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
1102 {
1103         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1104
1105         saa7134_dma_free(q,buf);
1106 }
1107
1108 static struct videobuf_queue_ops video_qops = {
1109         .buf_setup    = buffer_setup,
1110         .buf_prepare  = buffer_prepare,
1111         .buf_queue    = buffer_queue,
1112         .buf_release  = buffer_release,
1113 };
1114
1115 /* ------------------------------------------------------------------ */
1116
1117 int saa7134_g_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c)
1118 {
1119         const struct v4l2_queryctrl* ctrl;
1120
1121         ctrl = ctrl_by_id(c->id);
1122         if (NULL == ctrl)
1123                 return -EINVAL;
1124         switch (c->id) {
1125         case V4L2_CID_BRIGHTNESS:
1126                 c->value = dev->ctl_bright;
1127                 break;
1128         case V4L2_CID_HUE:
1129                 c->value = dev->ctl_hue;
1130                 break;
1131         case V4L2_CID_CONTRAST:
1132                 c->value = dev->ctl_contrast;
1133                 break;
1134         case V4L2_CID_SATURATION:
1135                 c->value = dev->ctl_saturation;
1136                 break;
1137         case V4L2_CID_AUDIO_MUTE:
1138                 c->value = dev->ctl_mute;
1139                 break;
1140         case V4L2_CID_AUDIO_VOLUME:
1141                 c->value = dev->ctl_volume;
1142                 break;
1143         case V4L2_CID_PRIVATE_INVERT:
1144                 c->value = dev->ctl_invert;
1145                 break;
1146         case V4L2_CID_HFLIP:
1147                 c->value = dev->ctl_mirror;
1148                 break;
1149         case V4L2_CID_PRIVATE_Y_EVEN:
1150                 c->value = dev->ctl_y_even;
1151                 break;
1152         case V4L2_CID_PRIVATE_Y_ODD:
1153                 c->value = dev->ctl_y_odd;
1154                 break;
1155         case V4L2_CID_PRIVATE_AUTOMUTE:
1156                 c->value = dev->ctl_automute;
1157                 break;
1158         default:
1159                 return -EINVAL;
1160         }
1161         return 0;
1162 }
1163 EXPORT_SYMBOL_GPL(saa7134_g_ctrl_internal);
1164
1165 static int saa7134_g_ctrl(struct file *file, void *priv, struct v4l2_control *c)
1166 {
1167         struct saa7134_fh *fh = priv;
1168
1169         return saa7134_g_ctrl_internal(fh->dev, fh, c);
1170 }
1171
1172 int saa7134_s_ctrl_internal(struct saa7134_dev *dev,  struct saa7134_fh *fh, struct v4l2_control *c)
1173 {
1174         const struct v4l2_queryctrl* ctrl;
1175         unsigned long flags;
1176         int restart_overlay = 0;
1177         int err;
1178
1179         /* When called from the empress code fh == NULL.
1180            That needs to be fixed somehow, but for now this is
1181            good enough. */
1182         if (fh) {
1183                 err = v4l2_prio_check(&dev->prio, fh->prio);
1184                 if (0 != err)
1185                         return err;
1186         }
1187         err = -EINVAL;
1188
1189         mutex_lock(&dev->lock);
1190
1191         ctrl = ctrl_by_id(c->id);
1192         if (NULL == ctrl)
1193                 goto error;
1194
1195         dprintk("set_control name=%s val=%d\n",ctrl->name,c->value);
1196         switch (ctrl->type) {
1197         case V4L2_CTRL_TYPE_BOOLEAN:
1198         case V4L2_CTRL_TYPE_MENU:
1199         case V4L2_CTRL_TYPE_INTEGER:
1200                 if (c->value < ctrl->minimum)
1201                         c->value = ctrl->minimum;
1202                 if (c->value > ctrl->maximum)
1203                         c->value = ctrl->maximum;
1204                 break;
1205         default:
1206                 /* nothing */;
1207         };
1208         switch (c->id) {
1209         case V4L2_CID_BRIGHTNESS:
1210                 dev->ctl_bright = c->value;
1211                 saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
1212                 break;
1213         case V4L2_CID_HUE:
1214                 dev->ctl_hue = c->value;
1215                 saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
1216                 break;
1217         case V4L2_CID_CONTRAST:
1218                 dev->ctl_contrast = c->value;
1219                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1220                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1221                 break;
1222         case V4L2_CID_SATURATION:
1223                 dev->ctl_saturation = c->value;
1224                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1225                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1226                 break;
1227         case V4L2_CID_AUDIO_MUTE:
1228                 dev->ctl_mute = c->value;
1229                 saa7134_tvaudio_setmute(dev);
1230                 break;
1231         case V4L2_CID_AUDIO_VOLUME:
1232                 dev->ctl_volume = c->value;
1233                 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
1234                 break;
1235         case V4L2_CID_PRIVATE_INVERT:
1236                 dev->ctl_invert = c->value;
1237                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1238                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1239                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1240                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1241                 break;
1242         case V4L2_CID_HFLIP:
1243                 dev->ctl_mirror = c->value;
1244                 restart_overlay = 1;
1245                 break;
1246         case V4L2_CID_PRIVATE_Y_EVEN:
1247                 dev->ctl_y_even = c->value;
1248                 restart_overlay = 1;
1249                 break;
1250         case V4L2_CID_PRIVATE_Y_ODD:
1251                 dev->ctl_y_odd = c->value;
1252                 restart_overlay = 1;
1253                 break;
1254         case V4L2_CID_PRIVATE_AUTOMUTE:
1255         {
1256                 struct v4l2_priv_tun_config tda9887_cfg;
1257
1258                 tda9887_cfg.tuner = TUNER_TDA9887;
1259                 tda9887_cfg.priv = &dev->tda9887_conf;
1260
1261                 dev->ctl_automute = c->value;
1262                 if (dev->tda9887_conf) {
1263                         if (dev->ctl_automute)
1264                                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
1265                         else
1266                                 dev->tda9887_conf &= ~TDA9887_AUTOMUTE;
1267
1268                         saa_call_all(dev, tuner, s_config, &tda9887_cfg);
1269                 }
1270                 break;
1271         }
1272         default:
1273                 goto error;
1274         }
1275         if (restart_overlay && fh && res_check(fh, RESOURCE_OVERLAY)) {
1276                 spin_lock_irqsave(&dev->slock,flags);
1277                 stop_preview(dev,fh);
1278                 start_preview(dev,fh);
1279                 spin_unlock_irqrestore(&dev->slock,flags);
1280         }
1281         err = 0;
1282
1283 error:
1284         mutex_unlock(&dev->lock);
1285         return err;
1286 }
1287 EXPORT_SYMBOL_GPL(saa7134_s_ctrl_internal);
1288
1289 static int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c)
1290 {
1291         struct saa7134_fh *fh = f;
1292
1293         return saa7134_s_ctrl_internal(fh->dev, fh, c);
1294 }
1295
1296 /* ------------------------------------------------------------------ */
1297
1298 static struct videobuf_queue* saa7134_queue(struct saa7134_fh *fh)
1299 {
1300         struct videobuf_queue* q = NULL;
1301
1302         switch (fh->type) {
1303         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1304                 q = &fh->cap;
1305                 break;
1306         case V4L2_BUF_TYPE_VBI_CAPTURE:
1307                 q = &fh->vbi;
1308                 break;
1309         default:
1310                 BUG();
1311         }
1312         return q;
1313 }
1314
1315 static int saa7134_resource(struct saa7134_fh *fh)
1316 {
1317         if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
1318                 return RESOURCE_VIDEO;
1319
1320         if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
1321                 return RESOURCE_VBI;
1322
1323         BUG();
1324         return 0;
1325 }
1326
1327 static int video_open(struct file *file)
1328 {
1329         struct video_device *vdev = video_devdata(file);
1330         struct saa7134_dev *dev = video_drvdata(file);
1331         struct saa7134_fh *fh;
1332         enum v4l2_buf_type type = 0;
1333         int radio = 0;
1334
1335         switch (vdev->vfl_type) {
1336         case VFL_TYPE_GRABBER:
1337                 type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1338                 break;
1339         case VFL_TYPE_VBI:
1340                 type = V4L2_BUF_TYPE_VBI_CAPTURE;
1341                 break;
1342         case VFL_TYPE_RADIO:
1343                 radio = 1;
1344                 break;
1345         }
1346
1347         dprintk("open dev=%s radio=%d type=%s\n", video_device_node_name(vdev),
1348                 radio, v4l2_type_names[type]);
1349
1350         /* allocate + initialize per filehandle data */
1351         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
1352         if (NULL == fh)
1353                 return -ENOMEM;
1354
1355         file->private_data = fh;
1356         fh->dev      = dev;
1357         fh->radio    = radio;
1358         fh->type     = type;
1359         fh->fmt      = format_by_fourcc(V4L2_PIX_FMT_BGR24);
1360         fh->width    = 720;
1361         fh->height   = 576;
1362         v4l2_prio_open(&dev->prio, &fh->prio);
1363
1364         videobuf_queue_sg_init(&fh->cap, &video_qops,
1365                             &dev->pci->dev, &dev->slock,
1366                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
1367                             V4L2_FIELD_INTERLACED,
1368                             sizeof(struct saa7134_buf),
1369                             fh);
1370         videobuf_queue_sg_init(&fh->vbi, &saa7134_vbi_qops,
1371                             &dev->pci->dev, &dev->slock,
1372                             V4L2_BUF_TYPE_VBI_CAPTURE,
1373                             V4L2_FIELD_SEQ_TB,
1374                             sizeof(struct saa7134_buf),
1375                             fh);
1376         saa7134_pgtable_alloc(dev->pci,&fh->pt_cap);
1377         saa7134_pgtable_alloc(dev->pci,&fh->pt_vbi);
1378
1379         if (fh->radio) {
1380                 /* switch to radio mode */
1381                 saa7134_tvaudio_setinput(dev,&card(dev).radio);
1382                 saa_call_all(dev, tuner, s_radio);
1383         } else {
1384                 /* switch to video/vbi mode */
1385                 video_mux(dev,dev->ctl_input);
1386         }
1387         return 0;
1388 }
1389
1390 static ssize_t
1391 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1392 {
1393         struct saa7134_fh *fh = file->private_data;
1394
1395         switch (fh->type) {
1396         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1397                 if (res_locked(fh->dev,RESOURCE_VIDEO))
1398                         return -EBUSY;
1399                 return videobuf_read_one(saa7134_queue(fh),
1400                                          data, count, ppos,
1401                                          file->f_flags & O_NONBLOCK);
1402         case V4L2_BUF_TYPE_VBI_CAPTURE:
1403                 if (!res_get(fh->dev,fh,RESOURCE_VBI))
1404                         return -EBUSY;
1405                 return videobuf_read_stream(saa7134_queue(fh),
1406                                             data, count, ppos, 1,
1407                                             file->f_flags & O_NONBLOCK);
1408                 break;
1409         default:
1410                 BUG();
1411                 return 0;
1412         }
1413 }
1414
1415 static unsigned int
1416 video_poll(struct file *file, struct poll_table_struct *wait)
1417 {
1418         struct saa7134_fh *fh = file->private_data;
1419         struct videobuf_buffer *buf = NULL;
1420         unsigned int rc = 0;
1421
1422         if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type)
1423                 return videobuf_poll_stream(file, &fh->vbi, wait);
1424
1425         if (res_check(fh,RESOURCE_VIDEO)) {
1426                 mutex_lock(&fh->cap.vb_lock);
1427                 if (!list_empty(&fh->cap.stream))
1428                         buf = list_entry(fh->cap.stream.next, struct videobuf_buffer, stream);
1429         } else {
1430                 mutex_lock(&fh->cap.vb_lock);
1431                 if (UNSET == fh->cap.read_off) {
1432                         /* need to capture a new frame */
1433                         if (res_locked(fh->dev,RESOURCE_VIDEO))
1434                                 goto err;
1435                         if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field))
1436                                 goto err;
1437                         fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
1438                         fh->cap.read_off = 0;
1439                 }
1440                 buf = fh->cap.read_buf;
1441         }
1442
1443         if (!buf)
1444                 goto err;
1445
1446         poll_wait(file, &buf->done, wait);
1447         if (buf->state == VIDEOBUF_DONE ||
1448             buf->state == VIDEOBUF_ERROR)
1449                 rc = POLLIN|POLLRDNORM;
1450         mutex_unlock(&fh->cap.vb_lock);
1451         return rc;
1452
1453 err:
1454         mutex_unlock(&fh->cap.vb_lock);
1455         return POLLERR;
1456 }
1457
1458 static int video_release(struct file *file)
1459 {
1460         struct saa7134_fh  *fh  = file->private_data;
1461         struct saa7134_dev *dev = fh->dev;
1462         struct rds_command cmd;
1463         unsigned long flags;
1464
1465         /* turn off overlay */
1466         if (res_check(fh, RESOURCE_OVERLAY)) {
1467                 spin_lock_irqsave(&dev->slock,flags);
1468                 stop_preview(dev,fh);
1469                 spin_unlock_irqrestore(&dev->slock,flags);
1470                 res_free(dev,fh,RESOURCE_OVERLAY);
1471         }
1472
1473         /* stop video capture */
1474         if (res_check(fh, RESOURCE_VIDEO)) {
1475                 videobuf_streamoff(&fh->cap);
1476                 res_free(dev,fh,RESOURCE_VIDEO);
1477         }
1478         if (fh->cap.read_buf) {
1479                 buffer_release(&fh->cap,fh->cap.read_buf);
1480                 kfree(fh->cap.read_buf);
1481         }
1482
1483         /* stop vbi capture */
1484         if (res_check(fh, RESOURCE_VBI)) {
1485                 videobuf_stop(&fh->vbi);
1486                 res_free(dev,fh,RESOURCE_VBI);
1487         }
1488
1489         /* ts-capture will not work in planar mode, so turn it off Hac: 04.05*/
1490         saa_andorb(SAA7134_OFMT_VIDEO_A, 0x1f, 0);
1491         saa_andorb(SAA7134_OFMT_VIDEO_B, 0x1f, 0);
1492         saa_andorb(SAA7134_OFMT_DATA_A, 0x1f, 0);
1493         saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0);
1494
1495         saa_call_all(dev, core, s_power, 0);
1496         if (fh->radio)
1497                 saa_call_all(dev, core, ioctl, RDS_CMD_CLOSE, &cmd);
1498
1499         /* free stuff */
1500         videobuf_mmap_free(&fh->cap);
1501         videobuf_mmap_free(&fh->vbi);
1502         saa7134_pgtable_free(dev->pci,&fh->pt_cap);
1503         saa7134_pgtable_free(dev->pci,&fh->pt_vbi);
1504
1505         v4l2_prio_close(&dev->prio, fh->prio);
1506         file->private_data = NULL;
1507         kfree(fh);
1508         return 0;
1509 }
1510
1511 static int video_mmap(struct file *file, struct vm_area_struct * vma)
1512 {
1513         struct saa7134_fh *fh = file->private_data;
1514
1515         return videobuf_mmap_mapper(saa7134_queue(fh), vma);
1516 }
1517
1518 static ssize_t radio_read(struct file *file, char __user *data,
1519                          size_t count, loff_t *ppos)
1520 {
1521         struct saa7134_fh *fh = file->private_data;
1522         struct saa7134_dev *dev = fh->dev;
1523         struct rds_command cmd;
1524
1525         cmd.block_count = count/3;
1526         cmd.buffer = data;
1527         cmd.instance = file;
1528         cmd.result = -ENODEV;
1529
1530         saa_call_all(dev, core, ioctl, RDS_CMD_READ, &cmd);
1531
1532         return cmd.result;
1533 }
1534
1535 static unsigned int radio_poll(struct file *file, poll_table *wait)
1536 {
1537         struct saa7134_fh *fh = file->private_data;
1538         struct saa7134_dev *dev = fh->dev;
1539         struct rds_command cmd;
1540
1541         cmd.instance = file;
1542         cmd.event_list = wait;
1543         cmd.result = -ENODEV;
1544         saa_call_all(dev, core, ioctl, RDS_CMD_POLL, &cmd);
1545
1546         return cmd.result;
1547 }
1548
1549 /* ------------------------------------------------------------------ */
1550
1551 static int saa7134_try_get_set_fmt_vbi_cap(struct file *file, void *priv,
1552                                                 struct v4l2_format *f)
1553 {
1554         struct saa7134_fh *fh = priv;
1555         struct saa7134_dev *dev = fh->dev;
1556         struct saa7134_tvnorm *norm = dev->tvnorm;
1557
1558         f->fmt.vbi.sampling_rate = 6750000 * 4;
1559         f->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */;
1560         f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
1561         f->fmt.vbi.offset = 64 * 4;
1562         f->fmt.vbi.start[0] = norm->vbi_v_start_0;
1563         f->fmt.vbi.count[0] = norm->vbi_v_stop_0 - norm->vbi_v_start_0 +1;
1564         f->fmt.vbi.start[1] = norm->vbi_v_start_1;
1565         f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
1566         f->fmt.vbi.flags = 0; /* VBI_UNSYNC VBI_INTERLACED */
1567
1568         return 0;
1569 }
1570
1571 static int saa7134_g_fmt_vid_cap(struct file *file, void *priv,
1572                                 struct v4l2_format *f)
1573 {
1574         struct saa7134_fh *fh = priv;
1575
1576         f->fmt.pix.width        = fh->width;
1577         f->fmt.pix.height       = fh->height;
1578         f->fmt.pix.field        = fh->cap.field;
1579         f->fmt.pix.pixelformat  = fh->fmt->fourcc;
1580         f->fmt.pix.bytesperline =
1581                 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1582         f->fmt.pix.sizeimage =
1583                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1584         return 0;
1585 }
1586
1587 static int saa7134_g_fmt_vid_overlay(struct file *file, void *priv,
1588                                 struct v4l2_format *f)
1589 {
1590         struct saa7134_fh *fh = priv;
1591
1592         if (saa7134_no_overlay > 0) {
1593                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1594                 return -EINVAL;
1595         }
1596         f->fmt.win = fh->win;
1597
1598         return 0;
1599 }
1600
1601 static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
1602                                                 struct v4l2_format *f)
1603 {
1604         struct saa7134_fh *fh = priv;
1605         struct saa7134_dev *dev = fh->dev;
1606         struct saa7134_format *fmt;
1607         enum v4l2_field field;
1608         unsigned int maxw, maxh;
1609
1610         fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1611         if (NULL == fmt)
1612                 return -EINVAL;
1613
1614         field = f->fmt.pix.field;
1615         maxw  = min(dev->crop_current.width*4,  dev->crop_bounds.width);
1616         maxh  = min(dev->crop_current.height*4, dev->crop_bounds.height);
1617
1618         if (V4L2_FIELD_ANY == field) {
1619                 field = (f->fmt.pix.height > maxh/2)
1620                         ? V4L2_FIELD_INTERLACED
1621                         : V4L2_FIELD_BOTTOM;
1622         }
1623         switch (field) {
1624         case V4L2_FIELD_TOP:
1625         case V4L2_FIELD_BOTTOM:
1626                 maxh = maxh / 2;
1627                 break;
1628         case V4L2_FIELD_INTERLACED:
1629                 break;
1630         default:
1631                 return -EINVAL;
1632         }
1633
1634         f->fmt.pix.field = field;
1635         if (f->fmt.pix.width  < 48)
1636                 f->fmt.pix.width  = 48;
1637         if (f->fmt.pix.height < 32)
1638                 f->fmt.pix.height = 32;
1639         if (f->fmt.pix.width > maxw)
1640                 f->fmt.pix.width = maxw;
1641         if (f->fmt.pix.height > maxh)
1642                 f->fmt.pix.height = maxh;
1643         f->fmt.pix.width &= ~0x03;
1644         f->fmt.pix.bytesperline =
1645                 (f->fmt.pix.width * fmt->depth) >> 3;
1646         f->fmt.pix.sizeimage =
1647                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1648
1649         return 0;
1650 }
1651
1652 static int saa7134_try_fmt_vid_overlay(struct file *file, void *priv,
1653                                                 struct v4l2_format *f)
1654 {
1655         struct saa7134_fh *fh = priv;
1656         struct saa7134_dev *dev = fh->dev;
1657
1658         if (saa7134_no_overlay > 0) {
1659                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1660                 return -EINVAL;
1661         }
1662
1663         return verify_preview(dev, &f->fmt.win);
1664 }
1665
1666 static int saa7134_s_fmt_vid_cap(struct file *file, void *priv,
1667                                         struct v4l2_format *f)
1668 {
1669         struct saa7134_fh *fh = priv;
1670         int err;
1671
1672         err = saa7134_try_fmt_vid_cap(file, priv, f);
1673         if (0 != err)
1674                 return err;
1675
1676         fh->fmt       = format_by_fourcc(f->fmt.pix.pixelformat);
1677         fh->width     = f->fmt.pix.width;
1678         fh->height    = f->fmt.pix.height;
1679         fh->cap.field = f->fmt.pix.field;
1680         return 0;
1681 }
1682
1683 static int saa7134_s_fmt_vid_overlay(struct file *file, void *priv,
1684                                         struct v4l2_format *f)
1685 {
1686         struct saa7134_fh *fh = priv;
1687         struct saa7134_dev *dev = fh->dev;
1688         int err;
1689         unsigned long flags;
1690
1691         if (saa7134_no_overlay > 0) {
1692                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1693                 return -EINVAL;
1694         }
1695         err = verify_preview(dev, &f->fmt.win);
1696         if (0 != err)
1697                 return err;
1698
1699         mutex_lock(&dev->lock);
1700
1701         fh->win    = f->fmt.win;
1702         fh->nclips = f->fmt.win.clipcount;
1703
1704         if (fh->nclips > 8)
1705                 fh->nclips = 8;
1706
1707         if (copy_from_user(fh->clips, f->fmt.win.clips,
1708                            sizeof(struct v4l2_clip)*fh->nclips)) {
1709                 mutex_unlock(&dev->lock);
1710                 return -EFAULT;
1711         }
1712
1713         if (res_check(fh, RESOURCE_OVERLAY)) {
1714                 spin_lock_irqsave(&dev->slock, flags);
1715                 stop_preview(dev, fh);
1716                 start_preview(dev, fh);
1717                 spin_unlock_irqrestore(&dev->slock, flags);
1718         }
1719
1720         mutex_unlock(&dev->lock);
1721         return 0;
1722 }
1723
1724 int saa7134_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c)
1725 {
1726         const struct v4l2_queryctrl *ctrl;
1727
1728         if ((c->id <  V4L2_CID_BASE ||
1729              c->id >= V4L2_CID_LASTP1) &&
1730             (c->id <  V4L2_CID_PRIVATE_BASE ||
1731              c->id >= V4L2_CID_PRIVATE_LASTP1))
1732                 return -EINVAL;
1733         ctrl = ctrl_by_id(c->id);
1734         *c = (NULL != ctrl) ? *ctrl : no_ctrl;
1735         return 0;
1736 }
1737 EXPORT_SYMBOL_GPL(saa7134_queryctrl);
1738
1739 static int saa7134_enum_input(struct file *file, void *priv,
1740                                         struct v4l2_input *i)
1741 {
1742         struct saa7134_fh *fh = priv;
1743         struct saa7134_dev *dev = fh->dev;
1744         unsigned int n;
1745
1746         n = i->index;
1747         if (n >= SAA7134_INPUT_MAX)
1748                 return -EINVAL;
1749         if (NULL == card_in(dev, i->index).name)
1750                 return -EINVAL;
1751         memset(i, 0, sizeof(*i));
1752         i->index = n;
1753         i->type  = V4L2_INPUT_TYPE_CAMERA;
1754         strcpy(i->name, card_in(dev, n).name);
1755         if (card_in(dev, n).tv)
1756                 i->type = V4L2_INPUT_TYPE_TUNER;
1757         i->audioset = 1;
1758         if (n == dev->ctl_input) {
1759                 int v1 = saa_readb(SAA7134_STATUS_VIDEO1);
1760                 int v2 = saa_readb(SAA7134_STATUS_VIDEO2);
1761
1762                 if (0 != (v1 & 0x40))
1763                         i->status |= V4L2_IN_ST_NO_H_LOCK;
1764                 if (0 != (v2 & 0x40))
1765                         i->status |= V4L2_IN_ST_NO_SYNC;
1766                 if (0 != (v2 & 0x0e))
1767                         i->status |= V4L2_IN_ST_MACROVISION;
1768         }
1769         i->std = SAA7134_NORMS;
1770         return 0;
1771 }
1772
1773 static int saa7134_g_input(struct file *file, void *priv, unsigned int *i)
1774 {
1775         struct saa7134_fh *fh = priv;
1776         struct saa7134_dev *dev = fh->dev;
1777
1778         *i = dev->ctl_input;
1779         return 0;
1780 }
1781
1782 static int saa7134_s_input(struct file *file, void *priv, unsigned int i)
1783 {
1784         struct saa7134_fh *fh = priv;
1785         struct saa7134_dev *dev = fh->dev;
1786         int err;
1787
1788         err = v4l2_prio_check(&dev->prio, fh->prio);
1789         if (0 != err)
1790                 return err;
1791
1792         if (i >= SAA7134_INPUT_MAX)
1793                 return -EINVAL;
1794         if (NULL == card_in(dev, i).name)
1795                 return -EINVAL;
1796         mutex_lock(&dev->lock);
1797         video_mux(dev, i);
1798         mutex_unlock(&dev->lock);
1799         return 0;
1800 }
1801
1802 static int saa7134_querycap(struct file *file, void  *priv,
1803                                         struct v4l2_capability *cap)
1804 {
1805         struct saa7134_fh *fh = priv;
1806         struct saa7134_dev *dev = fh->dev;
1807
1808         unsigned int tuner_type = dev->tuner_type;
1809
1810         strcpy(cap->driver, "saa7134");
1811         strlcpy(cap->card, saa7134_boards[dev->board].name,
1812                 sizeof(cap->card));
1813         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
1814         cap->version = SAA7134_VERSION_CODE;
1815         cap->capabilities =
1816                 V4L2_CAP_VIDEO_CAPTURE |
1817                 V4L2_CAP_VBI_CAPTURE |
1818                 V4L2_CAP_READWRITE |
1819                 V4L2_CAP_STREAMING |
1820                 V4L2_CAP_TUNER;
1821         if (dev->has_rds)
1822                 cap->capabilities |= V4L2_CAP_RDS_CAPTURE;
1823         if (saa7134_no_overlay <= 0)
1824                 cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY;
1825
1826         if ((tuner_type == TUNER_ABSENT) || (tuner_type == UNSET))
1827                 cap->capabilities &= ~V4L2_CAP_TUNER;
1828                 return 0;
1829 }
1830
1831 int saa7134_s_std_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, v4l2_std_id *id)
1832 {
1833         unsigned long flags;
1834         unsigned int i;
1835         v4l2_std_id fixup;
1836         int err;
1837
1838         /* When called from the empress code fh == NULL.
1839            That needs to be fixed somehow, but for now this is
1840            good enough. */
1841         if (fh) {
1842                 err = v4l2_prio_check(&dev->prio, fh->prio);
1843                 if (0 != err)
1844                         return err;
1845         } else if (res_locked(dev, RESOURCE_OVERLAY)) {
1846                 /* Don't change the std from the mpeg device
1847                    if overlay is active. */
1848                 return -EBUSY;
1849         }
1850
1851         for (i = 0; i < TVNORMS; i++)
1852                 if (*id == tvnorms[i].id)
1853                         break;
1854
1855         if (i == TVNORMS)
1856                 for (i = 0; i < TVNORMS; i++)
1857                         if (*id & tvnorms[i].id)
1858                                 break;
1859         if (i == TVNORMS)
1860                 return -EINVAL;
1861
1862         if ((*id & V4L2_STD_SECAM) && (secam[0] != '-')) {
1863                 if (secam[0] == 'L' || secam[0] == 'l') {
1864                         if (secam[1] == 'C' || secam[1] == 'c')
1865                                 fixup = V4L2_STD_SECAM_LC;
1866                         else
1867                                 fixup = V4L2_STD_SECAM_L;
1868                 } else {
1869                         if (secam[0] == 'D' || secam[0] == 'd')
1870                                 fixup = V4L2_STD_SECAM_DK;
1871                         else
1872                                 fixup = V4L2_STD_SECAM;
1873                 }
1874                 for (i = 0; i < TVNORMS; i++)
1875                         if (fixup == tvnorms[i].id)
1876                                 break;
1877         }
1878
1879         *id = tvnorms[i].id;
1880
1881         mutex_lock(&dev->lock);
1882         if (fh && res_check(fh, RESOURCE_OVERLAY)) {
1883                 spin_lock_irqsave(&dev->slock, flags);
1884                 stop_preview(dev, fh);
1885                 spin_unlock_irqrestore(&dev->slock, flags);
1886
1887                 set_tvnorm(dev, &tvnorms[i]);
1888
1889                 spin_lock_irqsave(&dev->slock, flags);
1890                 start_preview(dev, fh);
1891                 spin_unlock_irqrestore(&dev->slock, flags);
1892         } else
1893                 set_tvnorm(dev, &tvnorms[i]);
1894
1895         saa7134_tvaudio_do_scan(dev);
1896         mutex_unlock(&dev->lock);
1897         return 0;
1898 }
1899 EXPORT_SYMBOL_GPL(saa7134_s_std_internal);
1900
1901 static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id *id)
1902 {
1903         struct saa7134_fh *fh = priv;
1904
1905         return saa7134_s_std_internal(fh->dev, fh, id);
1906 }
1907
1908 static int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id)
1909 {
1910         struct saa7134_fh *fh = priv;
1911         struct saa7134_dev *dev = fh->dev;
1912
1913         *id = dev->tvnorm->id;
1914         return 0;
1915 }
1916
1917 static int saa7134_cropcap(struct file *file, void *priv,
1918                                         struct v4l2_cropcap *cap)
1919 {
1920         struct saa7134_fh *fh = priv;
1921         struct saa7134_dev *dev = fh->dev;
1922
1923         if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1924             cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1925                 return -EINVAL;
1926         cap->bounds  = dev->crop_bounds;
1927         cap->defrect = dev->crop_defrect;
1928         cap->pixelaspect.numerator   = 1;
1929         cap->pixelaspect.denominator = 1;
1930         if (dev->tvnorm->id & V4L2_STD_525_60) {
1931                 cap->pixelaspect.numerator   = 11;
1932                 cap->pixelaspect.denominator = 10;
1933         }
1934         if (dev->tvnorm->id & V4L2_STD_625_50) {
1935                 cap->pixelaspect.numerator   = 54;
1936                 cap->pixelaspect.denominator = 59;
1937         }
1938         return 0;
1939 }
1940
1941 static int saa7134_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
1942 {
1943         struct saa7134_fh *fh = f;
1944         struct saa7134_dev *dev = fh->dev;
1945
1946         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1947             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1948                 return -EINVAL;
1949         crop->c = dev->crop_current;
1950         return 0;
1951 }
1952
1953 static int saa7134_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
1954 {
1955         struct saa7134_fh *fh = f;
1956         struct saa7134_dev *dev = fh->dev;
1957         struct v4l2_rect *b = &dev->crop_bounds;
1958
1959         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1960             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1961                 return -EINVAL;
1962         if (crop->c.height < 0)
1963                 return -EINVAL;
1964         if (crop->c.width < 0)
1965                 return -EINVAL;
1966
1967         if (res_locked(fh->dev, RESOURCE_OVERLAY))
1968                 return -EBUSY;
1969         if (res_locked(fh->dev, RESOURCE_VIDEO))
1970                 return -EBUSY;
1971
1972         if (crop->c.top < b->top)
1973                 crop->c.top = b->top;
1974         if (crop->c.top > b->top + b->height)
1975                 crop->c.top = b->top + b->height;
1976         if (crop->c.height > b->top - crop->c.top + b->height)
1977                 crop->c.height = b->top - crop->c.top + b->height;
1978
1979         if (crop->c.left < b->left)
1980                 crop->c.left = b->left;
1981         if (crop->c.left > b->left + b->width)
1982                 crop->c.left = b->left + b->width;
1983         if (crop->c.width > b->left - crop->c.left + b->width)
1984                 crop->c.width = b->left - crop->c.left + b->width;
1985
1986         dev->crop_current = crop->c;
1987         return 0;
1988 }
1989
1990 static int saa7134_g_tuner(struct file *file, void *priv,
1991                                         struct v4l2_tuner *t)
1992 {
1993         struct saa7134_fh *fh = priv;
1994         struct saa7134_dev *dev = fh->dev;
1995         int n;
1996
1997         if (0 != t->index)
1998                 return -EINVAL;
1999         memset(t, 0, sizeof(*t));
2000         for (n = 0; n < SAA7134_INPUT_MAX; n++)
2001                 if (card_in(dev, n).tv)
2002                         break;
2003         if (NULL != card_in(dev, n).name) {
2004                 strcpy(t->name, "Television");
2005                 t->type = V4L2_TUNER_ANALOG_TV;
2006                 t->capability = V4L2_TUNER_CAP_NORM |
2007                         V4L2_TUNER_CAP_STEREO |
2008                         V4L2_TUNER_CAP_LANG1 |
2009                         V4L2_TUNER_CAP_LANG2;
2010                 t->rangehigh = 0xffffffffUL;
2011                 t->rxsubchans = saa7134_tvaudio_getstereo(dev);
2012                 t->audmode = saa7134_tvaudio_rx2mode(t->rxsubchans);
2013         }
2014         if (0 != (saa_readb(SAA7134_STATUS_VIDEO1) & 0x03))
2015                 t->signal = 0xffff;
2016         return 0;
2017 }
2018
2019 static int saa7134_s_tuner(struct file *file, void *priv,
2020                                         struct v4l2_tuner *t)
2021 {
2022         struct saa7134_fh *fh = priv;
2023         struct saa7134_dev *dev = fh->dev;
2024         int rx, mode, err;
2025
2026         err = v4l2_prio_check(&dev->prio, fh->prio);
2027         if (0 != err)
2028                 return err;
2029
2030         mode = dev->thread.mode;
2031         if (UNSET == mode) {
2032                 rx   = saa7134_tvaudio_getstereo(dev);
2033                 mode = saa7134_tvaudio_rx2mode(t->rxsubchans);
2034         }
2035         if (mode != t->audmode)
2036                 dev->thread.mode = t->audmode;
2037
2038         return 0;
2039 }
2040
2041 static int saa7134_g_frequency(struct file *file, void *priv,
2042                                         struct v4l2_frequency *f)
2043 {
2044         struct saa7134_fh *fh = priv;
2045         struct saa7134_dev *dev = fh->dev;
2046
2047         f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
2048         f->frequency = dev->ctl_freq;
2049
2050         return 0;
2051 }
2052
2053 static int saa7134_s_frequency(struct file *file, void *priv,
2054                                         struct v4l2_frequency *f)
2055 {
2056         struct saa7134_fh *fh = priv;
2057         struct saa7134_dev *dev = fh->dev;
2058         int err;
2059
2060         err = v4l2_prio_check(&dev->prio, fh->prio);
2061         if (0 != err)
2062                 return err;
2063
2064         if (0 != f->tuner)
2065                 return -EINVAL;
2066         if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type)
2067                 return -EINVAL;
2068         if (1 == fh->radio && V4L2_TUNER_RADIO != f->type)
2069                 return -EINVAL;
2070         mutex_lock(&dev->lock);
2071         dev->ctl_freq = f->frequency;
2072
2073         saa_call_all(dev, tuner, s_frequency, f);
2074
2075         saa7134_tvaudio_do_scan(dev);
2076         mutex_unlock(&dev->lock);
2077         return 0;
2078 }
2079
2080 static int saa7134_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
2081 {
2082         strcpy(a->name, "audio");
2083         return 0;
2084 }
2085
2086 static int saa7134_s_audio(struct file *file, void *priv, struct v4l2_audio *a)
2087 {
2088         return 0;
2089 }
2090
2091 static int saa7134_g_priority(struct file *file, void *f, enum v4l2_priority *p)
2092 {
2093         struct saa7134_fh *fh = f;
2094         struct saa7134_dev *dev = fh->dev;
2095
2096         *p = v4l2_prio_max(&dev->prio);
2097         return 0;
2098 }
2099
2100 static int saa7134_s_priority(struct file *file, void *f,
2101                                         enum v4l2_priority prio)
2102 {
2103         struct saa7134_fh *fh = f;
2104         struct saa7134_dev *dev = fh->dev;
2105
2106         return v4l2_prio_change(&dev->prio, &fh->prio, prio);
2107 }
2108
2109 static int saa7134_enum_fmt_vid_cap(struct file *file, void  *priv,
2110                                         struct v4l2_fmtdesc *f)
2111 {
2112         if (f->index >= FORMATS)
2113                 return -EINVAL;
2114
2115         strlcpy(f->description, formats[f->index].name,
2116                 sizeof(f->description));
2117
2118         f->pixelformat = formats[f->index].fourcc;
2119
2120         return 0;
2121 }
2122
2123 static int saa7134_enum_fmt_vid_overlay(struct file *file, void  *priv,
2124                                         struct v4l2_fmtdesc *f)
2125 {
2126         if (saa7134_no_overlay > 0) {
2127                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
2128                 return -EINVAL;
2129         }
2130
2131         if ((f->index >= FORMATS) || formats[f->index].planar)
2132                 return -EINVAL;
2133
2134         strlcpy(f->description, formats[f->index].name,
2135                 sizeof(f->description));
2136
2137         f->pixelformat = formats[f->index].fourcc;
2138
2139         return 0;
2140 }
2141
2142 static int saa7134_g_fbuf(struct file *file, void *f,
2143                                 struct v4l2_framebuffer *fb)
2144 {
2145         struct saa7134_fh *fh = f;
2146         struct saa7134_dev *dev = fh->dev;
2147
2148         *fb = dev->ovbuf;
2149         fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
2150
2151         return 0;
2152 }
2153
2154 static int saa7134_s_fbuf(struct file *file, void *f,
2155                                         struct v4l2_framebuffer *fb)
2156 {
2157         struct saa7134_fh *fh = f;
2158         struct saa7134_dev *dev = fh->dev;
2159         struct saa7134_format *fmt;
2160
2161         if (!capable(CAP_SYS_ADMIN) &&
2162            !capable(CAP_SYS_RAWIO))
2163                 return -EPERM;
2164
2165         /* check args */
2166         fmt = format_by_fourcc(fb->fmt.pixelformat);
2167         if (NULL == fmt)
2168                 return -EINVAL;
2169
2170         /* ok, accept it */
2171         dev->ovbuf = *fb;
2172         dev->ovfmt = fmt;
2173         if (0 == dev->ovbuf.fmt.bytesperline)
2174                 dev->ovbuf.fmt.bytesperline =
2175                         dev->ovbuf.fmt.width*fmt->depth/8;
2176         return 0;
2177 }
2178
2179 static int saa7134_overlay(struct file *file, void *f, unsigned int on)
2180 {
2181         struct saa7134_fh *fh = f;
2182         struct saa7134_dev *dev = fh->dev;
2183         unsigned long flags;
2184
2185         if (on) {
2186                 if (saa7134_no_overlay > 0) {
2187                         dprintk("no_overlay\n");
2188                         return -EINVAL;
2189                 }
2190
2191                 if (!res_get(dev, fh, RESOURCE_OVERLAY))
2192                         return -EBUSY;
2193                 spin_lock_irqsave(&dev->slock, flags);
2194                 start_preview(dev, fh);
2195                 spin_unlock_irqrestore(&dev->slock, flags);
2196         }
2197         if (!on) {
2198                 if (!res_check(fh, RESOURCE_OVERLAY))
2199                         return -EINVAL;
2200                 spin_lock_irqsave(&dev->slock, flags);
2201                 stop_preview(dev, fh);
2202                 spin_unlock_irqrestore(&dev->slock, flags);
2203                 res_free(dev, fh, RESOURCE_OVERLAY);
2204         }
2205         return 0;
2206 }
2207
2208 #ifdef CONFIG_VIDEO_V4L1_COMPAT
2209 static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf)
2210 {
2211         struct saa7134_fh *fh = file->private_data;
2212         return videobuf_cgmbuf(saa7134_queue(fh), mbuf, 8);
2213 }
2214 #endif
2215
2216 static int saa7134_reqbufs(struct file *file, void *priv,
2217                                         struct v4l2_requestbuffers *p)
2218 {
2219         struct saa7134_fh *fh = priv;
2220         return videobuf_reqbufs(saa7134_queue(fh), p);
2221 }
2222
2223 static int saa7134_querybuf(struct file *file, void *priv,
2224                                         struct v4l2_buffer *b)
2225 {
2226         struct saa7134_fh *fh = priv;
2227         return videobuf_querybuf(saa7134_queue(fh), b);
2228 }
2229
2230 static int saa7134_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2231 {
2232         struct saa7134_fh *fh = priv;
2233         return videobuf_qbuf(saa7134_queue(fh), b);
2234 }
2235
2236 static int saa7134_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2237 {
2238         struct saa7134_fh *fh = priv;
2239         return videobuf_dqbuf(saa7134_queue(fh), b,
2240                                 file->f_flags & O_NONBLOCK);
2241 }
2242
2243 static int saa7134_streamon(struct file *file, void *priv,
2244                                         enum v4l2_buf_type type)
2245 {
2246         struct saa7134_fh *fh = priv;
2247         struct saa7134_dev *dev = fh->dev;
2248         int res = saa7134_resource(fh);
2249
2250         if (!res_get(dev, fh, res))
2251                 return -EBUSY;
2252
2253         return videobuf_streamon(saa7134_queue(fh));
2254 }
2255
2256 static int saa7134_streamoff(struct file *file, void *priv,
2257                                         enum v4l2_buf_type type)
2258 {
2259         int err;
2260         struct saa7134_fh *fh = priv;
2261         struct saa7134_dev *dev = fh->dev;
2262         int res = saa7134_resource(fh);
2263
2264         err = videobuf_streamoff(saa7134_queue(fh));
2265         if (err < 0)
2266                 return err;
2267         res_free(dev, fh, res);
2268         return 0;
2269 }
2270
2271 static int saa7134_g_parm(struct file *file, void *fh,
2272                                 struct v4l2_streamparm *parm)
2273 {
2274         return 0;
2275 }
2276
2277 #ifdef CONFIG_VIDEO_ADV_DEBUG
2278 static int vidioc_g_register (struct file *file, void *priv,
2279                               struct v4l2_dbg_register *reg)
2280 {
2281         struct saa7134_fh *fh = priv;
2282         struct saa7134_dev *dev = fh->dev;
2283
2284         if (!v4l2_chip_match_host(&reg->match))
2285                 return -EINVAL;
2286         reg->val = saa_readb(reg->reg);
2287         reg->size = 1;
2288         return 0;
2289 }
2290
2291 static int vidioc_s_register (struct file *file, void *priv,
2292                                 struct v4l2_dbg_register *reg)
2293 {
2294         struct saa7134_fh *fh = priv;
2295         struct saa7134_dev *dev = fh->dev;
2296
2297         if (!v4l2_chip_match_host(&reg->match))
2298                 return -EINVAL;
2299         saa_writeb(reg->reg&0xffffff, reg->val);
2300         return 0;
2301 }
2302 #endif
2303
2304 static int radio_querycap(struct file *file, void *priv,
2305                                         struct v4l2_capability *cap)
2306 {
2307         struct saa7134_fh *fh = file->private_data;
2308         struct saa7134_dev *dev = fh->dev;
2309
2310         strcpy(cap->driver, "saa7134");
2311         strlcpy(cap->card, saa7134_boards[dev->board].name, sizeof(cap->card));
2312         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
2313         cap->version = SAA7134_VERSION_CODE;
2314         cap->capabilities = V4L2_CAP_TUNER;
2315         return 0;
2316 }
2317
2318 static int radio_g_tuner(struct file *file, void *priv,
2319                                         struct v4l2_tuner *t)
2320 {
2321         struct saa7134_fh *fh = file->private_data;
2322         struct saa7134_dev *dev = fh->dev;
2323
2324         if (0 != t->index)
2325                 return -EINVAL;
2326
2327         memset(t, 0, sizeof(*t));
2328         strcpy(t->name, "Radio");
2329         t->type = V4L2_TUNER_RADIO;
2330
2331         saa_call_all(dev, tuner, g_tuner, t);
2332         if (dev->input->amux == TV) {
2333                 t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11);
2334                 t->rxsubchans = (saa_readb(0x529) & 0x08) ?
2335                                 V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
2336         }
2337         return 0;
2338 }
2339 static int radio_s_tuner(struct file *file, void *priv,
2340                                         struct v4l2_tuner *t)
2341 {
2342         struct saa7134_fh *fh = file->private_data;
2343         struct saa7134_dev *dev = fh->dev;
2344
2345         if (0 != t->index)
2346                 return -EINVAL;
2347
2348         saa_call_all(dev, tuner, s_tuner, t);
2349         return 0;
2350 }
2351
2352 static int radio_enum_input(struct file *file, void *priv,
2353                                         struct v4l2_input *i)
2354 {
2355         if (i->index != 0)
2356                 return -EINVAL;
2357
2358         strcpy(i->name, "Radio");
2359         i->type = V4L2_INPUT_TYPE_TUNER;
2360
2361         return 0;
2362 }
2363
2364 static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
2365 {
2366         *i = 0;
2367         return 0;
2368 }
2369
2370 static int radio_g_audio(struct file *file, void *priv,
2371                                         struct v4l2_audio *a)
2372 {
2373         memset(a, 0, sizeof(*a));
2374         strcpy(a->name, "Radio");
2375         return 0;
2376 }
2377
2378 static int radio_s_audio(struct file *file, void *priv,
2379                                         struct v4l2_audio *a)
2380 {
2381         return 0;
2382 }
2383
2384 static int radio_s_input(struct file *filp, void *priv, unsigned int i)
2385 {
2386         return 0;
2387 }
2388
2389 static int radio_s_std(struct file *file, void *fh, v4l2_std_id *norm)
2390 {
2391         return 0;
2392 }
2393
2394 static int radio_queryctrl(struct file *file, void *priv,
2395                                         struct v4l2_queryctrl *c)
2396 {
2397         const struct v4l2_queryctrl *ctrl;
2398
2399         if (c->id <  V4L2_CID_BASE ||
2400             c->id >= V4L2_CID_LASTP1)
2401                 return -EINVAL;
2402         if (c->id == V4L2_CID_AUDIO_MUTE) {
2403                 ctrl = ctrl_by_id(c->id);
2404                 *c = *ctrl;
2405         } else
2406                 *c = no_ctrl;
2407         return 0;
2408 }
2409
2410 static const struct v4l2_file_operations video_fops =
2411 {
2412         .owner    = THIS_MODULE,
2413         .open     = video_open,
2414         .release  = video_release,
2415         .read     = video_read,
2416         .poll     = video_poll,
2417         .mmap     = video_mmap,
2418         .ioctl    = video_ioctl2,
2419 };
2420
2421 static const struct v4l2_ioctl_ops video_ioctl_ops = {
2422         .vidioc_querycap                = saa7134_querycap,
2423         .vidioc_enum_fmt_vid_cap        = saa7134_enum_fmt_vid_cap,
2424         .vidioc_g_fmt_vid_cap           = saa7134_g_fmt_vid_cap,
2425         .vidioc_try_fmt_vid_cap         = saa7134_try_fmt_vid_cap,
2426         .vidioc_s_fmt_vid_cap           = saa7134_s_fmt_vid_cap,
2427         .vidioc_enum_fmt_vid_overlay    = saa7134_enum_fmt_vid_overlay,
2428         .vidioc_g_fmt_vid_overlay       = saa7134_g_fmt_vid_overlay,
2429         .vidioc_try_fmt_vid_overlay     = saa7134_try_fmt_vid_overlay,
2430         .vidioc_s_fmt_vid_overlay       = saa7134_s_fmt_vid_overlay,
2431         .vidioc_g_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2432         .vidioc_try_fmt_vbi_cap         = saa7134_try_get_set_fmt_vbi_cap,
2433         .vidioc_s_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2434         .vidioc_g_audio                 = saa7134_g_audio,
2435         .vidioc_s_audio                 = saa7134_s_audio,
2436         .vidioc_cropcap                 = saa7134_cropcap,
2437         .vidioc_reqbufs                 = saa7134_reqbufs,
2438         .vidioc_querybuf                = saa7134_querybuf,
2439         .vidioc_qbuf                    = saa7134_qbuf,
2440         .vidioc_dqbuf                   = saa7134_dqbuf,
2441         .vidioc_s_std                   = saa7134_s_std,
2442         .vidioc_g_std                   = saa7134_g_std,
2443         .vidioc_enum_input              = saa7134_enum_input,
2444         .vidioc_g_input                 = saa7134_g_input,
2445         .vidioc_s_input                 = saa7134_s_input,
2446         .vidioc_queryctrl               = saa7134_queryctrl,
2447         .vidioc_g_ctrl                  = saa7134_g_ctrl,
2448         .vidioc_s_ctrl                  = saa7134_s_ctrl,
2449         .vidioc_streamon                = saa7134_streamon,
2450         .vidioc_streamoff               = saa7134_streamoff,
2451         .vidioc_g_tuner                 = saa7134_g_tuner,
2452         .vidioc_s_tuner                 = saa7134_s_tuner,
2453 #ifdef CONFIG_VIDEO_V4L1_COMPAT
2454         .vidiocgmbuf                    = vidiocgmbuf,
2455 #endif
2456         .vidioc_g_crop                  = saa7134_g_crop,
2457         .vidioc_s_crop                  = saa7134_s_crop,
2458         .vidioc_g_fbuf                  = saa7134_g_fbuf,
2459         .vidioc_s_fbuf                  = saa7134_s_fbuf,
2460         .vidioc_overlay                 = saa7134_overlay,
2461         .vidioc_g_priority              = saa7134_g_priority,
2462         .vidioc_s_priority              = saa7134_s_priority,
2463         .vidioc_g_parm                  = saa7134_g_parm,
2464         .vidioc_g_frequency             = saa7134_g_frequency,
2465         .vidioc_s_frequency             = saa7134_s_frequency,
2466 #ifdef CONFIG_VIDEO_ADV_DEBUG
2467         .vidioc_g_register              = vidioc_g_register,
2468         .vidioc_s_register              = vidioc_s_register,
2469 #endif
2470 };
2471
2472 static const struct v4l2_file_operations radio_fops = {
2473         .owner    = THIS_MODULE,
2474         .open     = video_open,
2475         .read     = radio_read,
2476         .release  = video_release,
2477         .ioctl    = video_ioctl2,
2478         .poll     = radio_poll,
2479 };
2480
2481 static const struct v4l2_ioctl_ops radio_ioctl_ops = {
2482         .vidioc_querycap        = radio_querycap,
2483         .vidioc_g_tuner         = radio_g_tuner,
2484         .vidioc_enum_input      = radio_enum_input,
2485         .vidioc_g_audio         = radio_g_audio,
2486         .vidioc_s_tuner         = radio_s_tuner,
2487         .vidioc_s_audio         = radio_s_audio,
2488         .vidioc_s_input         = radio_s_input,
2489         .vidioc_s_std           = radio_s_std,
2490         .vidioc_queryctrl       = radio_queryctrl,
2491         .vidioc_g_input         = radio_g_input,
2492         .vidioc_g_ctrl          = saa7134_g_ctrl,
2493         .vidioc_s_ctrl          = saa7134_s_ctrl,
2494         .vidioc_g_frequency     = saa7134_g_frequency,
2495         .vidioc_s_frequency     = saa7134_s_frequency,
2496 };
2497
2498 /* ----------------------------------------------------------- */
2499 /* exported stuff                                              */
2500
2501 struct video_device saa7134_video_template = {
2502         .name                           = "saa7134-video",
2503         .fops                           = &video_fops,
2504         .ioctl_ops                      = &video_ioctl_ops,
2505         .tvnorms                        = SAA7134_NORMS,
2506         .current_norm                   = V4L2_STD_PAL,
2507 };
2508
2509 struct video_device saa7134_radio_template = {
2510         .name                   = "saa7134-radio",
2511         .fops                   = &radio_fops,
2512         .ioctl_ops              = &radio_ioctl_ops,
2513 };
2514
2515 int saa7134_video_init1(struct saa7134_dev *dev)
2516 {
2517         /* sanitycheck insmod options */
2518         if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME)
2519                 gbuffers = 2;
2520         if (gbufsize < 0 || gbufsize > gbufsize_max)
2521                 gbufsize = gbufsize_max;
2522         gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK;
2523
2524         /* put some sensible defaults into the data structures ... */
2525         dev->ctl_bright     = ctrl_by_id(V4L2_CID_BRIGHTNESS)->default_value;
2526         dev->ctl_contrast   = ctrl_by_id(V4L2_CID_CONTRAST)->default_value;
2527         dev->ctl_hue        = ctrl_by_id(V4L2_CID_HUE)->default_value;
2528         dev->ctl_saturation = ctrl_by_id(V4L2_CID_SATURATION)->default_value;
2529         dev->ctl_volume     = ctrl_by_id(V4L2_CID_AUDIO_VOLUME)->default_value;
2530         dev->ctl_mute       = 1; // ctrl_by_id(V4L2_CID_AUDIO_MUTE)->default_value;
2531         dev->ctl_invert     = ctrl_by_id(V4L2_CID_PRIVATE_INVERT)->default_value;
2532         dev->ctl_automute   = ctrl_by_id(V4L2_CID_PRIVATE_AUTOMUTE)->default_value;
2533
2534         if (dev->tda9887_conf && dev->ctl_automute)
2535                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
2536         dev->automute       = 0;
2537
2538         INIT_LIST_HEAD(&dev->video_q.queue);
2539         init_timer(&dev->video_q.timeout);
2540         dev->video_q.timeout.function = saa7134_buffer_timeout;
2541         dev->video_q.timeout.data     = (unsigned long)(&dev->video_q);
2542         dev->video_q.dev              = dev;
2543
2544         if (saa7134_boards[dev->board].video_out)
2545                 saa7134_videoport_init(dev);
2546
2547         return 0;
2548 }
2549
2550 int saa7134_videoport_init(struct saa7134_dev *dev)
2551 {
2552         /* enable video output */
2553         int vo = saa7134_boards[dev->board].video_out;
2554         int video_reg;
2555         unsigned int vid_port_opts = saa7134_boards[dev->board].vid_port_opts;
2556
2557         /* Configure videoport */
2558         saa_writeb(SAA7134_VIDEO_PORT_CTRL0, video_out[vo][0]);
2559         video_reg = video_out[vo][1];
2560         if (vid_port_opts & SET_T_CODE_POLARITY_NON_INVERTED)
2561                 video_reg &= ~VP_T_CODE_P_INVERTED;
2562         saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_reg);
2563         saa_writeb(SAA7134_VIDEO_PORT_CTRL2, video_out[vo][2]);
2564         saa_writeb(SAA7134_VIDEO_PORT_CTRL4, video_out[vo][4]);
2565         video_reg = video_out[vo][5];
2566         if (vid_port_opts & SET_CLOCK_NOT_DELAYED)
2567                 video_reg &= ~VP_CLK_CTRL2_DELAYED;
2568         if (vid_port_opts & SET_CLOCK_INVERTED)
2569                 video_reg |= VP_CLK_CTRL1_INVERTED;
2570         saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_reg);
2571         video_reg = video_out[vo][6];
2572         if (vid_port_opts & SET_VSYNC_OFF) {
2573                 video_reg &= ~VP_VS_TYPE_MASK;
2574                 video_reg |= VP_VS_TYPE_OFF;
2575         }
2576         saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_reg);
2577         saa_writeb(SAA7134_VIDEO_PORT_CTRL7, video_out[vo][7]);
2578         saa_writeb(SAA7134_VIDEO_PORT_CTRL8, video_out[vo][8]);
2579
2580         /* Start videoport */
2581         saa_writeb(SAA7134_VIDEO_PORT_CTRL3, video_out[vo][3]);
2582
2583         return 0;
2584 }
2585
2586 int saa7134_video_init2(struct saa7134_dev *dev)
2587 {
2588         /* init video hw */
2589         set_tvnorm(dev,&tvnorms[0]);
2590         video_mux(dev,0);
2591         saa7134_tvaudio_setmute(dev);
2592         saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
2593         return 0;
2594 }
2595
2596 void saa7134_irq_video_signalchange(struct saa7134_dev *dev)
2597 {
2598         static const char *st[] = {
2599                 "(no signal)", "NTSC", "PAL", "SECAM" };
2600         u32 st1,st2;
2601
2602         st1 = saa_readb(SAA7134_STATUS_VIDEO1);
2603         st2 = saa_readb(SAA7134_STATUS_VIDEO2);
2604         dprintk("DCSDT: pll: %s, sync: %s, norm: %s\n",
2605                 (st1 & 0x40) ? "not locked" : "locked",
2606                 (st2 & 0x40) ? "no"         : "yes",
2607                 st[st1 & 0x03]);
2608         dev->nosignal = (st1 & 0x40) || (st2 & 0x40)  || !(st2 & 0x1);
2609
2610         if (dev->nosignal) {
2611                 /* no video signal -> mute audio */
2612                 if (dev->ctl_automute)
2613                         dev->automute = 1;
2614                 saa7134_tvaudio_setmute(dev);
2615         } else {
2616                 /* wake up tvaudio audio carrier scan thread */
2617                 saa7134_tvaudio_do_scan(dev);
2618         }
2619
2620         if ((st2 & 0x80) && !noninterlaced && !dev->nosignal)
2621                 saa_clearb(SAA7134_SYNC_CTRL, 0x20);
2622         else
2623                 saa_setb(SAA7134_SYNC_CTRL, 0x20);
2624
2625         if (dev->mops && dev->mops->signal_change)
2626                 dev->mops->signal_change(dev);
2627 }
2628
2629
2630 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status)
2631 {
2632         enum v4l2_field field;
2633
2634         spin_lock(&dev->slock);
2635         if (dev->video_q.curr) {
2636                 dev->video_fieldcount++;
2637                 field = dev->video_q.curr->vb.field;
2638                 if (V4L2_FIELD_HAS_BOTH(field)) {
2639                         /* make sure we have seen both fields */
2640                         if ((status & 0x10) == 0x00) {
2641                                 dev->video_q.curr->top_seen = 1;
2642                                 goto done;
2643                         }
2644                         if (!dev->video_q.curr->top_seen)
2645                                 goto done;
2646                 } else if (field == V4L2_FIELD_TOP) {
2647                         if ((status & 0x10) != 0x10)
2648                                 goto done;
2649                 } else if (field == V4L2_FIELD_BOTTOM) {
2650                         if ((status & 0x10) != 0x00)
2651                                 goto done;
2652                 }
2653                 dev->video_q.curr->vb.field_count = dev->video_fieldcount;
2654                 saa7134_buffer_finish(dev,&dev->video_q,VIDEOBUF_DONE);
2655         }
2656         saa7134_buffer_next(dev,&dev->video_q);
2657
2658  done:
2659         spin_unlock(&dev->slock);
2660 }
2661
2662 /* ----------------------------------------------------------- */
2663 /*
2664  * Local variables:
2665  * c-basic-offset: 8
2666  * End:
2667  */