Pileus Git - ~andy/linux/blob - drivers/media/pci/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/saa6588.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         err = -EINVAL;
1180
1181         mutex_lock(&dev->lock);
1182
1183         ctrl = ctrl_by_id(c->id);
1184         if (NULL == ctrl)
1185                 goto error;
1186
1187         dprintk("set_control name=%s val=%d\n",ctrl->name,c->value);
1188         switch (ctrl->type) {
1189         case V4L2_CTRL_TYPE_BOOLEAN:
1190         case V4L2_CTRL_TYPE_MENU:
1191         case V4L2_CTRL_TYPE_INTEGER:
1192                 if (c->value < ctrl->minimum)
1193                         c->value = ctrl->minimum;
1194                 if (c->value > ctrl->maximum)
1195                         c->value = ctrl->maximum;
1196                 break;
1197         default:
1198                 /* nothing */;
1199         }
1200         switch (c->id) {
1201         case V4L2_CID_BRIGHTNESS:
1202                 dev->ctl_bright = c->value;
1203                 saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
1204                 break;
1205         case V4L2_CID_HUE:
1206                 dev->ctl_hue = c->value;
1207                 saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
1208                 break;
1209         case V4L2_CID_CONTRAST:
1210                 dev->ctl_contrast = c->value;
1211                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1212                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1213                 break;
1214         case V4L2_CID_SATURATION:
1215                 dev->ctl_saturation = c->value;
1216                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1217                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1218                 break;
1219         case V4L2_CID_AUDIO_MUTE:
1220                 dev->ctl_mute = c->value;
1221                 saa7134_tvaudio_setmute(dev);
1222                 break;
1223         case V4L2_CID_AUDIO_VOLUME:
1224                 dev->ctl_volume = c->value;
1225                 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
1226                 break;
1227         case V4L2_CID_PRIVATE_INVERT:
1228                 dev->ctl_invert = c->value;
1229                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1230                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1231                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1232                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1233                 break;
1234         case V4L2_CID_HFLIP:
1235                 dev->ctl_mirror = c->value;
1236                 restart_overlay = 1;
1237                 break;
1238         case V4L2_CID_PRIVATE_Y_EVEN:
1239                 dev->ctl_y_even = c->value;
1240                 restart_overlay = 1;
1241                 break;
1242         case V4L2_CID_PRIVATE_Y_ODD:
1243                 dev->ctl_y_odd = c->value;
1244                 restart_overlay = 1;
1245                 break;
1246         case V4L2_CID_PRIVATE_AUTOMUTE:
1247         {
1248                 struct v4l2_priv_tun_config tda9887_cfg;
1249
1250                 tda9887_cfg.tuner = TUNER_TDA9887;
1251                 tda9887_cfg.priv = &dev->tda9887_conf;
1252
1253                 dev->ctl_automute = c->value;
1254                 if (dev->tda9887_conf) {
1255                         if (dev->ctl_automute)
1256                                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
1257                         else
1258                                 dev->tda9887_conf &= ~TDA9887_AUTOMUTE;
1259
1260                         saa_call_all(dev, tuner, s_config, &tda9887_cfg);
1261                 }
1262                 break;
1263         }
1264         default:
1265                 goto error;
1266         }
1267         if (restart_overlay && fh && res_check(fh, RESOURCE_OVERLAY)) {
1268                 spin_lock_irqsave(&dev->slock,flags);
1269                 stop_preview(dev,fh);
1270                 start_preview(dev,fh);
1271                 spin_unlock_irqrestore(&dev->slock,flags);
1272         }
1273         err = 0;
1274
1275 error:
1276         mutex_unlock(&dev->lock);
1277         return err;
1278 }
1279 EXPORT_SYMBOL_GPL(saa7134_s_ctrl_internal);
1280
1281 static int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c)
1282 {
1283         struct saa7134_fh *fh = f;
1284
1285         return saa7134_s_ctrl_internal(fh->dev, fh, c);
1286 }
1287
1288 /* ------------------------------------------------------------------ */
1289
1290 static struct videobuf_queue* saa7134_queue(struct saa7134_fh *fh)
1291 {
1292         struct videobuf_queue* q = NULL;
1293
1294         switch (fh->type) {
1295         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1296                 q = &fh->cap;
1297                 break;
1298         case V4L2_BUF_TYPE_VBI_CAPTURE:
1299                 q = &fh->vbi;
1300                 break;
1301         default:
1302                 BUG();
1303         }
1304         return q;
1305 }
1306
1307 static int saa7134_resource(struct saa7134_fh *fh)
1308 {
1309         if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
1310                 return RESOURCE_VIDEO;
1311
1312         if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
1313                 return RESOURCE_VBI;
1314
1315         BUG();
1316         return 0;
1317 }
1318
1319 static int video_open(struct file *file)
1320 {
1321         struct video_device *vdev = video_devdata(file);
1322         struct saa7134_dev *dev = video_drvdata(file);
1323         struct saa7134_fh *fh;
1324         enum v4l2_buf_type type = 0;
1325         int radio = 0;
1326
1327         switch (vdev->vfl_type) {
1328         case VFL_TYPE_GRABBER:
1329                 type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1330                 break;
1331         case VFL_TYPE_VBI:
1332                 type = V4L2_BUF_TYPE_VBI_CAPTURE;
1333                 break;
1334         case VFL_TYPE_RADIO:
1335                 radio = 1;
1336                 break;
1337         }
1338
1339         dprintk("open dev=%s radio=%d type=%s\n", video_device_node_name(vdev),
1340                 radio, v4l2_type_names[type]);
1341
1342         /* allocate + initialize per filehandle data */
1343         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
1344         if (NULL == fh)
1345                 return -ENOMEM;
1346
1347         v4l2_fh_init(&fh->fh, vdev);
1348         file->private_data = fh;
1349         fh->dev      = dev;
1350         fh->radio    = radio;
1351         fh->type     = type;
1352         fh->fmt      = format_by_fourcc(V4L2_PIX_FMT_BGR24);
1353         fh->width    = 720;
1354         fh->height   = 576;
1355
1356         videobuf_queue_sg_init(&fh->cap, &video_qops,
1357                             &dev->pci->dev, &dev->slock,
1358                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
1359                             V4L2_FIELD_INTERLACED,
1360                             sizeof(struct saa7134_buf),
1361                             fh, NULL);
1362         videobuf_queue_sg_init(&fh->vbi, &saa7134_vbi_qops,
1363                             &dev->pci->dev, &dev->slock,
1364                             V4L2_BUF_TYPE_VBI_CAPTURE,
1365                             V4L2_FIELD_SEQ_TB,
1366                             sizeof(struct saa7134_buf),
1367                             fh, NULL);
1368         saa7134_pgtable_alloc(dev->pci,&fh->pt_cap);
1369         saa7134_pgtable_alloc(dev->pci,&fh->pt_vbi);
1370
1371         if (fh->radio) {
1372                 /* switch to radio mode */
1373                 saa7134_tvaudio_setinput(dev,&card(dev).radio);
1374                 saa_call_all(dev, tuner, s_radio);
1375         } else {
1376                 /* switch to video/vbi mode */
1377                 video_mux(dev,dev->ctl_input);
1378         }
1379         v4l2_fh_add(&fh->fh);
1380
1381         return 0;
1382 }
1383
1384 static ssize_t
1385 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1386 {
1387         struct saa7134_fh *fh = file->private_data;
1388
1389         switch (fh->type) {
1390         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1391                 if (res_locked(fh->dev,RESOURCE_VIDEO))
1392                         return -EBUSY;
1393                 return videobuf_read_one(saa7134_queue(fh),
1394                                          data, count, ppos,
1395                                          file->f_flags & O_NONBLOCK);
1396         case V4L2_BUF_TYPE_VBI_CAPTURE:
1397                 if (!res_get(fh->dev,fh,RESOURCE_VBI))
1398                         return -EBUSY;
1399                 return videobuf_read_stream(saa7134_queue(fh),
1400                                             data, count, ppos, 1,
1401                                             file->f_flags & O_NONBLOCK);
1402                 break;
1403         default:
1404                 BUG();
1405                 return 0;
1406         }
1407 }
1408
1409 static unsigned int
1410 video_poll(struct file *file, struct poll_table_struct *wait)
1411 {
1412         struct saa7134_fh *fh = file->private_data;
1413         struct videobuf_buffer *buf = NULL;
1414         unsigned int rc = 0;
1415
1416         if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type)
1417                 return videobuf_poll_stream(file, &fh->vbi, wait);
1418
1419         if (res_check(fh,RESOURCE_VIDEO)) {
1420                 mutex_lock(&fh->cap.vb_lock);
1421                 if (!list_empty(&fh->cap.stream))
1422                         buf = list_entry(fh->cap.stream.next, struct videobuf_buffer, stream);
1423         } else {
1424                 mutex_lock(&fh->cap.vb_lock);
1425                 if (UNSET == fh->cap.read_off) {
1426                         /* need to capture a new frame */
1427                         if (res_locked(fh->dev,RESOURCE_VIDEO))
1428                                 goto err;
1429                         if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field))
1430                                 goto err;
1431                         fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
1432                         fh->cap.read_off = 0;
1433                 }
1434                 buf = fh->cap.read_buf;
1435         }
1436
1437         if (!buf)
1438                 goto err;
1439
1440         poll_wait(file, &buf->done, wait);
1441         if (buf->state == VIDEOBUF_DONE ||
1442             buf->state == VIDEOBUF_ERROR)
1443                 rc = POLLIN|POLLRDNORM;
1444         mutex_unlock(&fh->cap.vb_lock);
1445         return rc;
1446
1447 err:
1448         mutex_unlock(&fh->cap.vb_lock);
1449         return POLLERR;
1450 }
1451
1452 static int video_release(struct file *file)
1453 {
1454         struct saa7134_fh  *fh  = file->private_data;
1455         struct saa7134_dev *dev = fh->dev;
1456         struct saa6588_command cmd;
1457         unsigned long flags;
1458
1459         saa7134_tvaudio_close(dev);
1460
1461         /* turn off overlay */
1462         if (res_check(fh, RESOURCE_OVERLAY)) {
1463                 spin_lock_irqsave(&dev->slock,flags);
1464                 stop_preview(dev,fh);
1465                 spin_unlock_irqrestore(&dev->slock,flags);
1466                 res_free(dev,fh,RESOURCE_OVERLAY);
1467         }
1468
1469         /* stop video capture */
1470         if (res_check(fh, RESOURCE_VIDEO)) {
1471                 videobuf_streamoff(&fh->cap);
1472                 res_free(dev,fh,RESOURCE_VIDEO);
1473         }
1474         if (fh->cap.read_buf) {
1475                 buffer_release(&fh->cap,fh->cap.read_buf);
1476                 kfree(fh->cap.read_buf);
1477         }
1478
1479         /* stop vbi capture */
1480         if (res_check(fh, RESOURCE_VBI)) {
1481                 videobuf_stop(&fh->vbi);
1482                 res_free(dev,fh,RESOURCE_VBI);
1483         }
1484
1485         /* ts-capture will not work in planar mode, so turn it off Hac: 04.05*/
1486         saa_andorb(SAA7134_OFMT_VIDEO_A, 0x1f, 0);
1487         saa_andorb(SAA7134_OFMT_VIDEO_B, 0x1f, 0);
1488         saa_andorb(SAA7134_OFMT_DATA_A, 0x1f, 0);
1489         saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0);
1490
1491         saa_call_all(dev, core, s_power, 0);
1492         if (fh->radio)
1493                 saa_call_all(dev, core, ioctl, SAA6588_CMD_CLOSE, &cmd);
1494
1495         /* free stuff */
1496         videobuf_mmap_free(&fh->cap);
1497         videobuf_mmap_free(&fh->vbi);
1498         saa7134_pgtable_free(dev->pci,&fh->pt_cap);
1499         saa7134_pgtable_free(dev->pci,&fh->pt_vbi);
1500
1501         v4l2_fh_del(&fh->fh);
1502         v4l2_fh_exit(&fh->fh);
1503         file->private_data = NULL;
1504         kfree(fh);
1505         return 0;
1506 }
1507
1508 static int video_mmap(struct file *file, struct vm_area_struct * vma)
1509 {
1510         struct saa7134_fh *fh = file->private_data;
1511
1512         return videobuf_mmap_mapper(saa7134_queue(fh), vma);
1513 }
1514
1515 static ssize_t radio_read(struct file *file, char __user *data,
1516                          size_t count, loff_t *ppos)
1517 {
1518         struct saa7134_fh *fh = file->private_data;
1519         struct saa7134_dev *dev = fh->dev;
1520         struct saa6588_command cmd;
1521
1522         cmd.block_count = count/3;
1523         cmd.buffer = data;
1524         cmd.instance = file;
1525         cmd.result = -ENODEV;
1526
1527         saa_call_all(dev, core, ioctl, SAA6588_CMD_READ, &cmd);
1528
1529         return cmd.result;
1530 }
1531
1532 static unsigned int radio_poll(struct file *file, poll_table *wait)
1533 {
1534         struct saa7134_fh *fh = file->private_data;
1535         struct saa7134_dev *dev = fh->dev;
1536         struct saa6588_command cmd;
1537
1538         cmd.instance = file;
1539         cmd.event_list = wait;
1540         cmd.result = -ENODEV;
1541         saa_call_all(dev, core, ioctl, SAA6588_CMD_POLL, &cmd);
1542
1543         return cmd.result;
1544 }
1545
1546 /* ------------------------------------------------------------------ */
1547
1548 static int saa7134_try_get_set_fmt_vbi_cap(struct file *file, void *priv,
1549                                                 struct v4l2_format *f)
1550 {
1551         struct saa7134_fh *fh = priv;
1552         struct saa7134_dev *dev = fh->dev;
1553         struct saa7134_tvnorm *norm = dev->tvnorm;
1554
1555         memset(&f->fmt.vbi.reserved, 0, sizeof(f->fmt.vbi.reserved));
1556         f->fmt.vbi.sampling_rate = 6750000 * 4;
1557         f->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */;
1558         f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
1559         f->fmt.vbi.offset = 64 * 4;
1560         f->fmt.vbi.start[0] = norm->vbi_v_start_0;
1561         f->fmt.vbi.count[0] = norm->vbi_v_stop_0 - norm->vbi_v_start_0 +1;
1562         f->fmt.vbi.start[1] = norm->vbi_v_start_1;
1563         f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
1564         f->fmt.vbi.flags = 0; /* VBI_UNSYNC VBI_INTERLACED */
1565
1566         return 0;
1567 }
1568
1569 static int saa7134_g_fmt_vid_cap(struct file *file, void *priv,
1570                                 struct v4l2_format *f)
1571 {
1572         struct saa7134_fh *fh = priv;
1573
1574         f->fmt.pix.width        = fh->width;
1575         f->fmt.pix.height       = fh->height;
1576         f->fmt.pix.field        = fh->cap.field;
1577         f->fmt.pix.pixelformat  = fh->fmt->fourcc;
1578         f->fmt.pix.bytesperline =
1579                 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1580         f->fmt.pix.sizeimage =
1581                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1582         return 0;
1583 }
1584
1585 static int saa7134_g_fmt_vid_overlay(struct file *file, void *priv,
1586                                 struct v4l2_format *f)
1587 {
1588         struct saa7134_fh *fh = priv;
1589
1590         if (saa7134_no_overlay > 0) {
1591                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1592                 return -EINVAL;
1593         }
1594         f->fmt.win = fh->win;
1595
1596         return 0;
1597 }
1598
1599 static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
1600                                                 struct v4l2_format *f)
1601 {
1602         struct saa7134_fh *fh = priv;
1603         struct saa7134_dev *dev = fh->dev;
1604         struct saa7134_format *fmt;
1605         enum v4l2_field field;
1606         unsigned int maxw, maxh;
1607
1608         fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1609         if (NULL == fmt)
1610                 return -EINVAL;
1611
1612         field = f->fmt.pix.field;
1613         maxw  = min(dev->crop_current.width*4,  dev->crop_bounds.width);
1614         maxh  = min(dev->crop_current.height*4, dev->crop_bounds.height);
1615
1616         if (V4L2_FIELD_ANY == field) {
1617                 field = (f->fmt.pix.height > maxh/2)
1618                         ? V4L2_FIELD_INTERLACED
1619                         : V4L2_FIELD_BOTTOM;
1620         }
1621         switch (field) {
1622         case V4L2_FIELD_TOP:
1623         case V4L2_FIELD_BOTTOM:
1624                 maxh = maxh / 2;
1625                 break;
1626         case V4L2_FIELD_INTERLACED:
1627                 break;
1628         default:
1629                 return -EINVAL;
1630         }
1631
1632         f->fmt.pix.field = field;
1633         if (f->fmt.pix.width  < 48)
1634                 f->fmt.pix.width  = 48;
1635         if (f->fmt.pix.height < 32)
1636                 f->fmt.pix.height = 32;
1637         if (f->fmt.pix.width > maxw)
1638                 f->fmt.pix.width = maxw;
1639         if (f->fmt.pix.height > maxh)
1640                 f->fmt.pix.height = maxh;
1641         f->fmt.pix.width &= ~0x03;
1642         f->fmt.pix.bytesperline =
1643                 (f->fmt.pix.width * fmt->depth) >> 3;
1644         f->fmt.pix.sizeimage =
1645                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1646
1647         return 0;
1648 }
1649
1650 static int saa7134_try_fmt_vid_overlay(struct file *file, void *priv,
1651                                                 struct v4l2_format *f)
1652 {
1653         struct saa7134_fh *fh = priv;
1654         struct saa7134_dev *dev = fh->dev;
1655
1656         if (saa7134_no_overlay > 0) {
1657                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1658                 return -EINVAL;
1659         }
1660
1661         return verify_preview(dev, &f->fmt.win);
1662 }
1663
1664 static int saa7134_s_fmt_vid_cap(struct file *file, void *priv,
1665                                         struct v4l2_format *f)
1666 {
1667         struct saa7134_fh *fh = priv;
1668         int err;
1669
1670         err = saa7134_try_fmt_vid_cap(file, priv, f);
1671         if (0 != err)
1672                 return err;
1673
1674         fh->fmt       = format_by_fourcc(f->fmt.pix.pixelformat);
1675         fh->width     = f->fmt.pix.width;
1676         fh->height    = f->fmt.pix.height;
1677         fh->cap.field = f->fmt.pix.field;
1678         return 0;
1679 }
1680
1681 static int saa7134_s_fmt_vid_overlay(struct file *file, void *priv,
1682                                         struct v4l2_format *f)
1683 {
1684         struct saa7134_fh *fh = priv;
1685         struct saa7134_dev *dev = fh->dev;
1686         int err;
1687         unsigned long flags;
1688
1689         if (saa7134_no_overlay > 0) {
1690                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1691                 return -EINVAL;
1692         }
1693         err = verify_preview(dev, &f->fmt.win);
1694         if (0 != err)
1695                 return err;
1696
1697         mutex_lock(&dev->lock);
1698
1699         fh->win    = f->fmt.win;
1700         fh->nclips = f->fmt.win.clipcount;
1701
1702         if (fh->nclips > 8)
1703                 fh->nclips = 8;
1704
1705         if (copy_from_user(fh->clips, f->fmt.win.clips,
1706                            sizeof(struct v4l2_clip)*fh->nclips)) {
1707                 mutex_unlock(&dev->lock);
1708                 return -EFAULT;
1709         }
1710
1711         if (res_check(fh, RESOURCE_OVERLAY)) {
1712                 spin_lock_irqsave(&dev->slock, flags);
1713                 stop_preview(dev, fh);
1714                 start_preview(dev, fh);
1715                 spin_unlock_irqrestore(&dev->slock, flags);
1716         }
1717
1718         mutex_unlock(&dev->lock);
1719         return 0;
1720 }
1721
1722 int saa7134_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c)
1723 {
1724         const struct v4l2_queryctrl *ctrl;
1725
1726         if ((c->id <  V4L2_CID_BASE ||
1727              c->id >= V4L2_CID_LASTP1) &&
1728             (c->id <  V4L2_CID_PRIVATE_BASE ||
1729              c->id >= V4L2_CID_PRIVATE_LASTP1))
1730                 return -EINVAL;
1731         ctrl = ctrl_by_id(c->id);
1732         *c = (NULL != ctrl) ? *ctrl : no_ctrl;
1733         return 0;
1734 }
1735 EXPORT_SYMBOL_GPL(saa7134_queryctrl);
1736
1737 static int saa7134_enum_input(struct file *file, void *priv,
1738                                         struct v4l2_input *i)
1739 {
1740         struct saa7134_fh *fh = priv;
1741         struct saa7134_dev *dev = fh->dev;
1742         unsigned int n;
1743
1744         n = i->index;
1745         if (n >= SAA7134_INPUT_MAX)
1746                 return -EINVAL;
1747         if (NULL == card_in(dev, i->index).name)
1748                 return -EINVAL;
1749         i->index = n;
1750         i->type  = V4L2_INPUT_TYPE_CAMERA;
1751         strcpy(i->name, card_in(dev, n).name);
1752         if (card_in(dev, n).tv)
1753                 i->type = V4L2_INPUT_TYPE_TUNER;
1754         if (n == dev->ctl_input) {
1755                 int v1 = saa_readb(SAA7134_STATUS_VIDEO1);
1756                 int v2 = saa_readb(SAA7134_STATUS_VIDEO2);
1757
1758                 if (0 != (v1 & 0x40))
1759                         i->status |= V4L2_IN_ST_NO_H_LOCK;
1760                 if (0 != (v2 & 0x40))
1761                         i->status |= V4L2_IN_ST_NO_SYNC;
1762                 if (0 != (v2 & 0x0e))
1763                         i->status |= V4L2_IN_ST_MACROVISION;
1764         }
1765         i->std = SAA7134_NORMS;
1766         return 0;
1767 }
1768
1769 static int saa7134_g_input(struct file *file, void *priv, unsigned int *i)
1770 {
1771         struct saa7134_fh *fh = priv;
1772         struct saa7134_dev *dev = fh->dev;
1773
1774         *i = dev->ctl_input;
1775         return 0;
1776 }
1777
1778 static int saa7134_s_input(struct file *file, void *priv, unsigned int i)
1779 {
1780         struct saa7134_fh *fh = priv;
1781         struct saa7134_dev *dev = fh->dev;
1782
1783         if (i >= SAA7134_INPUT_MAX)
1784                 return -EINVAL;
1785         if (NULL == card_in(dev, i).name)
1786                 return -EINVAL;
1787         mutex_lock(&dev->lock);
1788         video_mux(dev, i);
1789         mutex_unlock(&dev->lock);
1790         return 0;
1791 }
1792
1793 static int saa7134_querycap(struct file *file, void  *priv,
1794                                         struct v4l2_capability *cap)
1795 {
1796         struct saa7134_fh *fh = priv;
1797         struct saa7134_dev *dev = fh->dev;
1798         struct video_device *vdev = video_devdata(file);
1799         u32 radio_caps, video_caps, vbi_caps;
1800
1801         unsigned int tuner_type = dev->tuner_type;
1802
1803         strcpy(cap->driver, "saa7134");
1804         strlcpy(cap->card, saa7134_boards[dev->board].name,
1805                 sizeof(cap->card));
1806         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
1807
1808         cap->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
1809         if ((tuner_type != TUNER_ABSENT) && (tuner_type != UNSET))
1810                 cap->device_caps |= V4L2_CAP_TUNER;
1811
1812         radio_caps = V4L2_CAP_RADIO;
1813         if (dev->has_rds)
1814                 radio_caps |= V4L2_CAP_RDS_CAPTURE;
1815
1816         video_caps = V4L2_CAP_VIDEO_CAPTURE;
1817         if (saa7134_no_overlay <= 0)
1818                 video_caps |= V4L2_CAP_VIDEO_OVERLAY;
1819
1820         vbi_caps = V4L2_CAP_VBI_CAPTURE;
1821
1822         switch (vdev->vfl_type) {
1823         case VFL_TYPE_RADIO:
1824                 cap->device_caps |= radio_caps;
1825                 break;
1826         case VFL_TYPE_GRABBER:
1827                 cap->device_caps |= video_caps;
1828                 break;
1829         case VFL_TYPE_VBI:
1830                 cap->device_caps |= vbi_caps;
1831                 break;
1832         }
1833         cap->capabilities = radio_caps | video_caps | vbi_caps |
1834                 cap->device_caps | V4L2_CAP_DEVICE_CAPS;
1835         if (vdev->vfl_type == VFL_TYPE_RADIO) {
1836                 cap->device_caps &= ~V4L2_CAP_STREAMING;
1837                 if (!dev->has_rds)
1838                         cap->device_caps &= ~V4L2_CAP_READWRITE;
1839         }
1840
1841         return 0;
1842 }
1843
1844 int saa7134_s_std_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, v4l2_std_id id)
1845 {
1846         unsigned long flags;
1847         unsigned int i;
1848         v4l2_std_id fixup;
1849
1850         if (!fh && res_locked(dev, RESOURCE_OVERLAY)) {
1851                 /* Don't change the std from the mpeg device
1852                    if overlay is active. */
1853                 return -EBUSY;
1854         }
1855
1856         for (i = 0; i < TVNORMS; i++)
1857                 if (id == tvnorms[i].id)
1858                         break;
1859
1860         if (i == TVNORMS)
1861                 for (i = 0; i < TVNORMS; i++)
1862                         if (id & tvnorms[i].id)
1863                                 break;
1864         if (i == TVNORMS)
1865                 return -EINVAL;
1866
1867         if ((id & V4L2_STD_SECAM) && (secam[0] != '-')) {
1868                 if (secam[0] == 'L' || secam[0] == 'l') {
1869                         if (secam[1] == 'C' || secam[1] == 'c')
1870                                 fixup = V4L2_STD_SECAM_LC;
1871                         else
1872                                 fixup = V4L2_STD_SECAM_L;
1873                 } else {
1874                         if (secam[0] == 'D' || secam[0] == 'd')
1875                                 fixup = V4L2_STD_SECAM_DK;
1876                         else
1877                                 fixup = V4L2_STD_SECAM;
1878                 }
1879                 for (i = 0; i < TVNORMS; i++) {
1880                         if (fixup == tvnorms[i].id)
1881                                 break;
1882                 }
1883                 if (i == TVNORMS)
1884                         return -EINVAL;
1885         }
1886
1887         id = tvnorms[i].id;
1888
1889         mutex_lock(&dev->lock);
1890         if (fh && res_check(fh, RESOURCE_OVERLAY)) {
1891                 spin_lock_irqsave(&dev->slock, flags);
1892                 stop_preview(dev, fh);
1893                 spin_unlock_irqrestore(&dev->slock, flags);
1894
1895                 set_tvnorm(dev, &tvnorms[i]);
1896
1897                 spin_lock_irqsave(&dev->slock, flags);
1898                 start_preview(dev, fh);
1899                 spin_unlock_irqrestore(&dev->slock, flags);
1900         } else
1901                 set_tvnorm(dev, &tvnorms[i]);
1902
1903         saa7134_tvaudio_do_scan(dev);
1904         mutex_unlock(&dev->lock);
1905         return 0;
1906 }
1907 EXPORT_SYMBOL_GPL(saa7134_s_std_internal);
1908
1909 static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id id)
1910 {
1911         struct saa7134_fh *fh = priv;
1912
1913         return saa7134_s_std_internal(fh->dev, fh, id);
1914 }
1915
1916 static int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id)
1917 {
1918         struct saa7134_fh *fh = priv;
1919         struct saa7134_dev *dev = fh->dev;
1920
1921         *id = dev->tvnorm->id;
1922         return 0;
1923 }
1924
1925 static int saa7134_cropcap(struct file *file, void *priv,
1926                                         struct v4l2_cropcap *cap)
1927 {
1928         struct saa7134_fh *fh = priv;
1929         struct saa7134_dev *dev = fh->dev;
1930
1931         if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1932             cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1933                 return -EINVAL;
1934         cap->bounds  = dev->crop_bounds;
1935         cap->defrect = dev->crop_defrect;
1936         cap->pixelaspect.numerator   = 1;
1937         cap->pixelaspect.denominator = 1;
1938         if (dev->tvnorm->id & V4L2_STD_525_60) {
1939                 cap->pixelaspect.numerator   = 11;
1940                 cap->pixelaspect.denominator = 10;
1941         }
1942         if (dev->tvnorm->id & V4L2_STD_625_50) {
1943                 cap->pixelaspect.numerator   = 54;
1944                 cap->pixelaspect.denominator = 59;
1945         }
1946         return 0;
1947 }
1948
1949 static int saa7134_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
1950 {
1951         struct saa7134_fh *fh = f;
1952         struct saa7134_dev *dev = fh->dev;
1953
1954         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1955             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1956                 return -EINVAL;
1957         crop->c = dev->crop_current;
1958         return 0;
1959 }
1960
1961 static int saa7134_s_crop(struct file *file, void *f, const struct v4l2_crop *crop)
1962 {
1963         struct saa7134_fh *fh = f;
1964         struct saa7134_dev *dev = fh->dev;
1965         struct v4l2_rect *b = &dev->crop_bounds;
1966         struct v4l2_rect *c = &dev->crop_current;
1967
1968         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1969             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1970                 return -EINVAL;
1971         if (crop->c.height < 0)
1972                 return -EINVAL;
1973         if (crop->c.width < 0)
1974                 return -EINVAL;
1975
1976         if (res_locked(fh->dev, RESOURCE_OVERLAY))
1977                 return -EBUSY;
1978         if (res_locked(fh->dev, RESOURCE_VIDEO))
1979                 return -EBUSY;
1980
1981         *c = crop->c;
1982         if (c->top < b->top)
1983                 c->top = b->top;
1984         if (c->top > b->top + b->height)
1985                 c->top = b->top + b->height;
1986         if (c->height > b->top - c->top + b->height)
1987                 c->height = b->top - c->top + b->height;
1988
1989         if (c->left < b->left)
1990                 c->left = b->left;
1991         if (c->left > b->left + b->width)
1992                 c->left = b->left + b->width;
1993         if (c->width > b->left - c->left + b->width)
1994                 c->width = b->left - c->left + b->width;
1995         return 0;
1996 }
1997
1998 static int saa7134_g_tuner(struct file *file, void *priv,
1999                                         struct v4l2_tuner *t)
2000 {
2001         struct saa7134_fh *fh = priv;
2002         struct saa7134_dev *dev = fh->dev;
2003         int n;
2004
2005         if (0 != t->index)
2006                 return -EINVAL;
2007         memset(t, 0, sizeof(*t));
2008         for (n = 0; n < SAA7134_INPUT_MAX; n++) {
2009                 if (card_in(dev, n).tv)
2010                         break;
2011         }
2012         if (n == SAA7134_INPUT_MAX)
2013                 return -EINVAL;
2014         if (NULL != card_in(dev, n).name) {
2015                 strcpy(t->name, "Television");
2016                 t->type = V4L2_TUNER_ANALOG_TV;
2017                 saa_call_all(dev, tuner, g_tuner, t);
2018                 t->capability = V4L2_TUNER_CAP_NORM |
2019                         V4L2_TUNER_CAP_STEREO |
2020                         V4L2_TUNER_CAP_LANG1 |
2021                         V4L2_TUNER_CAP_LANG2;
2022                 t->rxsubchans = saa7134_tvaudio_getstereo(dev);
2023                 t->audmode = saa7134_tvaudio_rx2mode(t->rxsubchans);
2024         }
2025         if (0 != (saa_readb(SAA7134_STATUS_VIDEO1) & 0x03))
2026                 t->signal = 0xffff;
2027         return 0;
2028 }
2029
2030 static int saa7134_s_tuner(struct file *file, void *priv,
2031                                         const struct v4l2_tuner *t)
2032 {
2033         struct saa7134_fh *fh = priv;
2034         struct saa7134_dev *dev = fh->dev;
2035         int rx, mode;
2036
2037         if (0 != t->index)
2038                 return -EINVAL;
2039
2040         mode = dev->thread.mode;
2041         if (UNSET == mode) {
2042                 rx   = saa7134_tvaudio_getstereo(dev);
2043                 mode = saa7134_tvaudio_rx2mode(rx);
2044         }
2045         if (mode != t->audmode)
2046                 dev->thread.mode = t->audmode;
2047
2048         return 0;
2049 }
2050
2051 static int saa7134_g_frequency(struct file *file, void *priv,
2052                                         struct v4l2_frequency *f)
2053 {
2054         struct saa7134_fh *fh = priv;
2055         struct saa7134_dev *dev = fh->dev;
2056
2057         if (0 != f->tuner)
2058                 return -EINVAL;
2059
2060         f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
2061         saa_call_all(dev, tuner, g_frequency, f);
2062
2063         return 0;
2064 }
2065
2066 static int saa7134_s_frequency(struct file *file, void *priv,
2067                                         const struct v4l2_frequency *f)
2068 {
2069         struct saa7134_fh *fh = priv;
2070         struct saa7134_dev *dev = fh->dev;
2071
2072         if (0 != f->tuner)
2073                 return -EINVAL;
2074         if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type)
2075                 return -EINVAL;
2076         if (1 == fh->radio && V4L2_TUNER_RADIO != f->type)
2077                 return -EINVAL;
2078         mutex_lock(&dev->lock);
2079
2080         saa_call_all(dev, tuner, s_frequency, f);
2081
2082         saa7134_tvaudio_do_scan(dev);
2083         mutex_unlock(&dev->lock);
2084         return 0;
2085 }
2086
2087 static int saa7134_enum_fmt_vid_cap(struct file *file, void  *priv,
2088                                         struct v4l2_fmtdesc *f)
2089 {
2090         if (f->index >= FORMATS)
2091                 return -EINVAL;
2092
2093         strlcpy(f->description, formats[f->index].name,
2094                 sizeof(f->description));
2095
2096         f->pixelformat = formats[f->index].fourcc;
2097
2098         return 0;
2099 }
2100
2101 static int saa7134_enum_fmt_vid_overlay(struct file *file, void  *priv,
2102                                         struct v4l2_fmtdesc *f)
2103 {
2104         if (saa7134_no_overlay > 0) {
2105                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
2106                 return -EINVAL;
2107         }
2108
2109         if ((f->index >= FORMATS) || formats[f->index].planar)
2110                 return -EINVAL;
2111
2112         strlcpy(f->description, formats[f->index].name,
2113                 sizeof(f->description));
2114
2115         f->pixelformat = formats[f->index].fourcc;
2116
2117         return 0;
2118 }
2119
2120 static int saa7134_g_fbuf(struct file *file, void *f,
2121                                 struct v4l2_framebuffer *fb)
2122 {
2123         struct saa7134_fh *fh = f;
2124         struct saa7134_dev *dev = fh->dev;
2125
2126         *fb = dev->ovbuf;
2127         fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
2128
2129         return 0;
2130 }
2131
2132 static int saa7134_s_fbuf(struct file *file, void *f,
2133                                         const struct v4l2_framebuffer *fb)
2134 {
2135         struct saa7134_fh *fh = f;
2136         struct saa7134_dev *dev = fh->dev;
2137         struct saa7134_format *fmt;
2138
2139         if (!capable(CAP_SYS_ADMIN) &&
2140            !capable(CAP_SYS_RAWIO))
2141                 return -EPERM;
2142
2143         /* check args */
2144         fmt = format_by_fourcc(fb->fmt.pixelformat);
2145         if (NULL == fmt)
2146                 return -EINVAL;
2147
2148         /* ok, accept it */
2149         dev->ovbuf = *fb;
2150         dev->ovfmt = fmt;
2151         if (0 == dev->ovbuf.fmt.bytesperline)
2152                 dev->ovbuf.fmt.bytesperline =
2153                         dev->ovbuf.fmt.width*fmt->depth/8;
2154         return 0;
2155 }
2156
2157 static int saa7134_overlay(struct file *file, void *f, unsigned int on)
2158 {
2159         struct saa7134_fh *fh = f;
2160         struct saa7134_dev *dev = fh->dev;
2161         unsigned long flags;
2162
2163         if (on) {
2164                 if (saa7134_no_overlay > 0) {
2165                         dprintk("no_overlay\n");
2166                         return -EINVAL;
2167                 }
2168
2169                 if (!res_get(dev, fh, RESOURCE_OVERLAY))
2170                         return -EBUSY;
2171                 spin_lock_irqsave(&dev->slock, flags);
2172                 start_preview(dev, fh);
2173                 spin_unlock_irqrestore(&dev->slock, flags);
2174         }
2175         if (!on) {
2176                 if (!res_check(fh, RESOURCE_OVERLAY))
2177                         return -EINVAL;
2178                 spin_lock_irqsave(&dev->slock, flags);
2179                 stop_preview(dev, fh);
2180                 spin_unlock_irqrestore(&dev->slock, flags);
2181                 res_free(dev, fh, RESOURCE_OVERLAY);
2182         }
2183         return 0;
2184 }
2185
2186 static int saa7134_reqbufs(struct file *file, void *priv,
2187                                         struct v4l2_requestbuffers *p)
2188 {
2189         struct saa7134_fh *fh = priv;
2190         return videobuf_reqbufs(saa7134_queue(fh), p);
2191 }
2192
2193 static int saa7134_querybuf(struct file *file, void *priv,
2194                                         struct v4l2_buffer *b)
2195 {
2196         struct saa7134_fh *fh = priv;
2197         return videobuf_querybuf(saa7134_queue(fh), b);
2198 }
2199
2200 static int saa7134_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2201 {
2202         struct saa7134_fh *fh = priv;
2203         return videobuf_qbuf(saa7134_queue(fh), b);
2204 }
2205
2206 static int saa7134_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2207 {
2208         struct saa7134_fh *fh = priv;
2209         return videobuf_dqbuf(saa7134_queue(fh), b,
2210                                 file->f_flags & O_NONBLOCK);
2211 }
2212
2213 static int saa7134_streamon(struct file *file, void *priv,
2214                                         enum v4l2_buf_type type)
2215 {
2216         struct saa7134_fh *fh = priv;
2217         struct saa7134_dev *dev = fh->dev;
2218         int res = saa7134_resource(fh);
2219
2220         if (!res_get(dev, fh, res))
2221                 return -EBUSY;
2222
2223         /* The SAA7134 has a 1K FIFO; the datasheet suggests that when
2224          * configured conservatively, there's 22 usec of buffering for video.
2225          * We therefore request a DMA latency of 20 usec, giving us 2 usec of
2226          * margin in case the FIFO is configured differently to the datasheet.
2227          * Unfortunately, I lack register-level documentation to check the
2228          * Linux FIFO setup and confirm the perfect value.
2229          */
2230         pm_qos_add_request(&fh->qos_request,
2231                            PM_QOS_CPU_DMA_LATENCY,
2232                            20);
2233
2234         return videobuf_streamon(saa7134_queue(fh));
2235 }
2236
2237 static int saa7134_streamoff(struct file *file, void *priv,
2238                                         enum v4l2_buf_type type)
2239 {
2240         int err;
2241         struct saa7134_fh *fh = priv;
2242         struct saa7134_dev *dev = fh->dev;
2243         int res = saa7134_resource(fh);
2244
2245         pm_qos_remove_request(&fh->qos_request);
2246
2247         err = videobuf_streamoff(saa7134_queue(fh));
2248         if (err < 0)
2249                 return err;
2250         res_free(dev, fh, res);
2251         return 0;
2252 }
2253
2254 #ifdef CONFIG_VIDEO_ADV_DEBUG
2255 static int vidioc_g_register (struct file *file, void *priv,
2256                               struct v4l2_dbg_register *reg)
2257 {
2258         struct saa7134_fh *fh = priv;
2259         struct saa7134_dev *dev = fh->dev;
2260
2261         if (!v4l2_chip_match_host(&reg->match))
2262                 return -EINVAL;
2263         reg->val = saa_readb(reg->reg);
2264         reg->size = 1;
2265         return 0;
2266 }
2267
2268 static int vidioc_s_register (struct file *file, void *priv,
2269                                 const struct v4l2_dbg_register *reg)
2270 {
2271         struct saa7134_fh *fh = priv;
2272         struct saa7134_dev *dev = fh->dev;
2273
2274         if (!v4l2_chip_match_host(&reg->match))
2275                 return -EINVAL;
2276         saa_writeb(reg->reg&0xffffff, reg->val);
2277         return 0;
2278 }
2279 #endif
2280
2281 static int radio_g_tuner(struct file *file, void *priv,
2282                                         struct v4l2_tuner *t)
2283 {
2284         struct saa7134_fh *fh = file->private_data;
2285         struct saa7134_dev *dev = fh->dev;
2286
2287         if (0 != t->index)
2288                 return -EINVAL;
2289
2290         memset(t, 0, sizeof(*t));
2291         strcpy(t->name, "Radio");
2292         t->type = V4L2_TUNER_RADIO;
2293
2294         saa_call_all(dev, tuner, g_tuner, t);
2295         t->audmode &= V4L2_TUNER_MODE_MONO | V4L2_TUNER_MODE_STEREO;
2296         if (dev->input->amux == TV) {
2297                 t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11);
2298                 t->rxsubchans = (saa_readb(0x529) & 0x08) ?
2299                                 V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
2300         }
2301         return 0;
2302 }
2303 static int radio_s_tuner(struct file *file, void *priv,
2304                                         const struct v4l2_tuner *t)
2305 {
2306         struct saa7134_fh *fh = file->private_data;
2307         struct saa7134_dev *dev = fh->dev;
2308
2309         if (0 != t->index)
2310                 return -EINVAL;
2311
2312         saa_call_all(dev, tuner, s_tuner, t);
2313         return 0;
2314 }
2315
2316 static int radio_enum_input(struct file *file, void *priv,
2317                                         struct v4l2_input *i)
2318 {
2319         if (i->index != 0)
2320                 return -EINVAL;
2321
2322         strcpy(i->name, "Radio");
2323         i->type = V4L2_INPUT_TYPE_TUNER;
2324
2325         return 0;
2326 }
2327
2328 static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
2329 {
2330         *i = 0;
2331         return 0;
2332 }
2333
2334 static int radio_s_input(struct file *filp, void *priv, unsigned int i)
2335 {
2336         return 0;
2337 }
2338
2339 static int radio_s_std(struct file *file, void *fh, v4l2_std_id norm)
2340 {
2341         return 0;
2342 }
2343
2344 static int radio_queryctrl(struct file *file, void *priv,
2345                                         struct v4l2_queryctrl *c)
2346 {
2347         const struct v4l2_queryctrl *ctrl;
2348
2349         if (c->id <  V4L2_CID_BASE ||
2350             c->id >= V4L2_CID_LASTP1)
2351                 return -EINVAL;
2352         if (c->id == V4L2_CID_AUDIO_MUTE) {
2353                 ctrl = ctrl_by_id(c->id);
2354                 *c = *ctrl;
2355         } else
2356                 *c = no_ctrl;
2357         return 0;
2358 }
2359
2360 static const struct v4l2_file_operations video_fops =
2361 {
2362         .owner    = THIS_MODULE,
2363         .open     = video_open,
2364         .release  = video_release,
2365         .read     = video_read,
2366         .poll     = video_poll,
2367         .mmap     = video_mmap,
2368         .ioctl    = video_ioctl2,
2369 };
2370
2371 static const struct v4l2_ioctl_ops video_ioctl_ops = {
2372         .vidioc_querycap                = saa7134_querycap,
2373         .vidioc_enum_fmt_vid_cap        = saa7134_enum_fmt_vid_cap,
2374         .vidioc_g_fmt_vid_cap           = saa7134_g_fmt_vid_cap,
2375         .vidioc_try_fmt_vid_cap         = saa7134_try_fmt_vid_cap,
2376         .vidioc_s_fmt_vid_cap           = saa7134_s_fmt_vid_cap,
2377         .vidioc_enum_fmt_vid_overlay    = saa7134_enum_fmt_vid_overlay,
2378         .vidioc_g_fmt_vid_overlay       = saa7134_g_fmt_vid_overlay,
2379         .vidioc_try_fmt_vid_overlay     = saa7134_try_fmt_vid_overlay,
2380         .vidioc_s_fmt_vid_overlay       = saa7134_s_fmt_vid_overlay,
2381         .vidioc_g_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2382         .vidioc_try_fmt_vbi_cap         = saa7134_try_get_set_fmt_vbi_cap,
2383         .vidioc_s_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2384         .vidioc_cropcap                 = saa7134_cropcap,
2385         .vidioc_reqbufs                 = saa7134_reqbufs,
2386         .vidioc_querybuf                = saa7134_querybuf,
2387         .vidioc_qbuf                    = saa7134_qbuf,
2388         .vidioc_dqbuf                   = saa7134_dqbuf,
2389         .vidioc_s_std                   = saa7134_s_std,
2390         .vidioc_g_std                   = saa7134_g_std,
2391         .vidioc_enum_input              = saa7134_enum_input,
2392         .vidioc_g_input                 = saa7134_g_input,
2393         .vidioc_s_input                 = saa7134_s_input,
2394         .vidioc_queryctrl               = saa7134_queryctrl,
2395         .vidioc_g_ctrl                  = saa7134_g_ctrl,
2396         .vidioc_s_ctrl                  = saa7134_s_ctrl,
2397         .vidioc_streamon                = saa7134_streamon,
2398         .vidioc_streamoff               = saa7134_streamoff,
2399         .vidioc_g_tuner                 = saa7134_g_tuner,
2400         .vidioc_s_tuner                 = saa7134_s_tuner,
2401         .vidioc_g_crop                  = saa7134_g_crop,
2402         .vidioc_s_crop                  = saa7134_s_crop,
2403         .vidioc_g_fbuf                  = saa7134_g_fbuf,
2404         .vidioc_s_fbuf                  = saa7134_s_fbuf,
2405         .vidioc_overlay                 = saa7134_overlay,
2406         .vidioc_g_frequency             = saa7134_g_frequency,
2407         .vidioc_s_frequency             = saa7134_s_frequency,
2408 #ifdef CONFIG_VIDEO_ADV_DEBUG
2409         .vidioc_g_register              = vidioc_g_register,
2410         .vidioc_s_register              = vidioc_s_register,
2411 #endif
2412 };
2413
2414 static const struct v4l2_file_operations radio_fops = {
2415         .owner    = THIS_MODULE,
2416         .open     = video_open,
2417         .read     = radio_read,
2418         .release  = video_release,
2419         .ioctl    = video_ioctl2,
2420         .poll     = radio_poll,
2421 };
2422
2423 static const struct v4l2_ioctl_ops radio_ioctl_ops = {
2424         .vidioc_querycap        = saa7134_querycap,
2425         .vidioc_g_tuner         = radio_g_tuner,
2426         .vidioc_enum_input      = radio_enum_input,
2427         .vidioc_s_tuner         = radio_s_tuner,
2428         .vidioc_s_input         = radio_s_input,
2429         .vidioc_s_std           = radio_s_std,
2430         .vidioc_queryctrl       = radio_queryctrl,
2431         .vidioc_g_input         = radio_g_input,
2432         .vidioc_g_ctrl          = saa7134_g_ctrl,
2433         .vidioc_s_ctrl          = saa7134_s_ctrl,
2434         .vidioc_g_frequency     = saa7134_g_frequency,
2435         .vidioc_s_frequency     = saa7134_s_frequency,
2436 };
2437
2438 /* ----------------------------------------------------------- */
2439 /* exported stuff                                              */
2440
2441 struct video_device saa7134_video_template = {
2442         .name                           = "saa7134-video",
2443         .fops                           = &video_fops,
2444         .ioctl_ops                      = &video_ioctl_ops,
2445         .tvnorms                        = SAA7134_NORMS,
2446         .current_norm                   = V4L2_STD_PAL,
2447 };
2448
2449 struct video_device saa7134_radio_template = {
2450         .name                   = "saa7134-radio",
2451         .fops                   = &radio_fops,
2452         .ioctl_ops              = &radio_ioctl_ops,
2453 };
2454
2455 int saa7134_video_init1(struct saa7134_dev *dev)
2456 {
2457         /* sanitycheck insmod options */
2458         if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME)
2459                 gbuffers = 2;
2460         if (gbufsize > gbufsize_max)
2461                 gbufsize = gbufsize_max;
2462         gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK;
2463
2464         /* put some sensible defaults into the data structures ... */
2465         dev->ctl_bright     = ctrl_by_id(V4L2_CID_BRIGHTNESS)->default_value;
2466         dev->ctl_contrast   = ctrl_by_id(V4L2_CID_CONTRAST)->default_value;
2467         dev->ctl_hue        = ctrl_by_id(V4L2_CID_HUE)->default_value;
2468         dev->ctl_saturation = ctrl_by_id(V4L2_CID_SATURATION)->default_value;
2469         dev->ctl_volume     = ctrl_by_id(V4L2_CID_AUDIO_VOLUME)->default_value;
2470         dev->ctl_mute       = 1; // ctrl_by_id(V4L2_CID_AUDIO_MUTE)->default_value;
2471         dev->ctl_invert     = ctrl_by_id(V4L2_CID_PRIVATE_INVERT)->default_value;
2472         dev->ctl_automute   = ctrl_by_id(V4L2_CID_PRIVATE_AUTOMUTE)->default_value;
2473
2474         if (dev->tda9887_conf && dev->ctl_automute)
2475                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
2476         dev->automute       = 0;
2477
2478         INIT_LIST_HEAD(&dev->video_q.queue);
2479         init_timer(&dev->video_q.timeout);
2480         dev->video_q.timeout.function = saa7134_buffer_timeout;
2481         dev->video_q.timeout.data     = (unsigned long)(&dev->video_q);
2482         dev->video_q.dev              = dev;
2483
2484         if (saa7134_boards[dev->board].video_out)
2485                 saa7134_videoport_init(dev);
2486
2487         return 0;
2488 }
2489
2490 int saa7134_videoport_init(struct saa7134_dev *dev)
2491 {
2492         /* enable video output */
2493         int vo = saa7134_boards[dev->board].video_out;
2494         int video_reg;
2495         unsigned int vid_port_opts = saa7134_boards[dev->board].vid_port_opts;
2496
2497         /* Configure videoport */
2498         saa_writeb(SAA7134_VIDEO_PORT_CTRL0, video_out[vo][0]);
2499         video_reg = video_out[vo][1];
2500         if (vid_port_opts & SET_T_CODE_POLARITY_NON_INVERTED)
2501                 video_reg &= ~VP_T_CODE_P_INVERTED;
2502         saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_reg);
2503         saa_writeb(SAA7134_VIDEO_PORT_CTRL2, video_out[vo][2]);
2504         saa_writeb(SAA7134_VIDEO_PORT_CTRL4, video_out[vo][4]);
2505         video_reg = video_out[vo][5];
2506         if (vid_port_opts & SET_CLOCK_NOT_DELAYED)
2507                 video_reg &= ~VP_CLK_CTRL2_DELAYED;
2508         if (vid_port_opts & SET_CLOCK_INVERTED)
2509                 video_reg |= VP_CLK_CTRL1_INVERTED;
2510         saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_reg);
2511         video_reg = video_out[vo][6];
2512         if (vid_port_opts & SET_VSYNC_OFF) {
2513                 video_reg &= ~VP_VS_TYPE_MASK;
2514                 video_reg |= VP_VS_TYPE_OFF;
2515         }
2516         saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_reg);
2517         saa_writeb(SAA7134_VIDEO_PORT_CTRL7, video_out[vo][7]);
2518         saa_writeb(SAA7134_VIDEO_PORT_CTRL8, video_out[vo][8]);
2519
2520         /* Start videoport */
2521         saa_writeb(SAA7134_VIDEO_PORT_CTRL3, video_out[vo][3]);
2522
2523         return 0;
2524 }
2525
2526 int saa7134_video_init2(struct saa7134_dev *dev)
2527 {
2528         /* init video hw */
2529         set_tvnorm(dev,&tvnorms[0]);
2530         video_mux(dev,0);
2531         saa7134_tvaudio_setmute(dev);
2532         saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
2533         return 0;
2534 }
2535
2536 void saa7134_irq_video_signalchange(struct saa7134_dev *dev)
2537 {
2538         static const char *st[] = {
2539                 "(no signal)", "NTSC", "PAL", "SECAM" };
2540         u32 st1,st2;
2541
2542         st1 = saa_readb(SAA7134_STATUS_VIDEO1);
2543         st2 = saa_readb(SAA7134_STATUS_VIDEO2);
2544         dprintk("DCSDT: pll: %s, sync: %s, norm: %s\n",
2545                 (st1 & 0x40) ? "not locked" : "locked",
2546                 (st2 & 0x40) ? "no"         : "yes",
2547                 st[st1 & 0x03]);
2548         dev->nosignal = (st1 & 0x40) || (st2 & 0x40)  || !(st2 & 0x1);
2549
2550         if (dev->nosignal) {
2551                 /* no video signal -> mute audio */
2552                 if (dev->ctl_automute)
2553                         dev->automute = 1;
2554                 saa7134_tvaudio_setmute(dev);
2555         } else {
2556                 /* wake up tvaudio audio carrier scan thread */
2557                 saa7134_tvaudio_do_scan(dev);
2558         }
2559
2560         if ((st2 & 0x80) && !noninterlaced && !dev->nosignal)
2561                 saa_clearb(SAA7134_SYNC_CTRL, 0x20);
2562         else
2563                 saa_setb(SAA7134_SYNC_CTRL, 0x20);
2564
2565         if (dev->mops && dev->mops->signal_change)
2566                 dev->mops->signal_change(dev);
2567 }
2568
2569
2570 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status)
2571 {
2572         enum v4l2_field field;
2573
2574         spin_lock(&dev->slock);
2575         if (dev->video_q.curr) {
2576                 dev->video_fieldcount++;
2577                 field = dev->video_q.curr->vb.field;
2578                 if (V4L2_FIELD_HAS_BOTH(field)) {
2579                         /* make sure we have seen both fields */
2580                         if ((status & 0x10) == 0x00) {
2581                                 dev->video_q.curr->top_seen = 1;
2582                                 goto done;
2583                         }
2584                         if (!dev->video_q.curr->top_seen)
2585                                 goto done;
2586                 } else if (field == V4L2_FIELD_TOP) {
2587                         if ((status & 0x10) != 0x10)
2588                                 goto done;
2589                 } else if (field == V4L2_FIELD_BOTTOM) {
2590                         if ((status & 0x10) != 0x00)
2591                                 goto done;
2592                 }
2593                 dev->video_q.curr->vb.field_count = dev->video_fieldcount;
2594                 saa7134_buffer_finish(dev,&dev->video_q,VIDEOBUF_DONE);
2595         }
2596         saa7134_buffer_next(dev,&dev->video_q);
2597
2598  done:
2599         spin_unlock(&dev->slock);
2600 }
2601
2602 /* ----------------------------------------------------------- */
2603 /*
2604  * Local variables:
2605  * c-basic-offset: 8
2606  * End:
2607  */