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, bool try)
 829 {
 830         enum v4l2_field field;
 831         int maxw, maxh;
 832
 833         if (!try && (dev->ovbuf.base == NULL || dev->ovfmt == NULL))
 834                 return -EINVAL;
 835         if (win->w.width < 48)
 836                 win->w.width = 48;
 837         if (win->w.height < 32)
 838                 win->w.height = 32;
 839         if (win->clipcount > 8)
 840                 win->clipcount = 8;
 841
 842         win->chromakey = 0;
 843         win->global_alpha = 0;
 844         field = win->field;
 845         maxw  = dev->crop_current.width;
 846         maxh  = dev->crop_current.height;
 847
 848         if (V4L2_FIELD_ANY == field) {
 849                 field = (win->w.height > maxh/2)
 850                         ? V4L2_FIELD_INTERLACED
 851                         : V4L2_FIELD_TOP;
 852         }
 853         switch (field) {
 854         case V4L2_FIELD_TOP:
 855         case V4L2_FIELD_BOTTOM:
 856                 maxh = maxh / 2;
 857                 break;
 858         default:
 859                 field = V4L2_FIELD_INTERLACED;
 860                 break;
 861         }
 862
 863         win->field = field;
 864         if (win->w.width > maxw)
 865                 win->w.width = maxw;
 866         if (win->w.height > maxh)
 867                 win->w.height = maxh;
 868         return 0;
 869 }
 870
 871 static int start_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
 872 {
 873         unsigned long base,control,bpl;
 874         int err;
 875
 876         err = verify_preview(dev, &dev->win, false);
 877         if (0 != err)
 878                 return err;
 879
 880         dev->ovfield = dev->win.field;
 881         dprintk("start_preview %dx%d+%d+%d %s field=%s\n",
 882                 dev->win.w.width, dev->win.w.height,
 883                 dev->win.w.left, dev->win.w.top,
 884                 dev->ovfmt->name, v4l2_field_names[dev->ovfield]);
 885
 886         /* setup window + clipping */
 887         set_size(dev, TASK_B, dev->win.w.width, dev->win.w.height,
 888                  V4L2_FIELD_HAS_BOTH(dev->ovfield));
 889         setup_clipping(dev, dev->clips, dev->nclips,
 890                        V4L2_FIELD_HAS_BOTH(dev->ovfield));
 891         if (dev->ovfmt->yuv)
 892                 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x03);
 893         else
 894                 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x01);
 895         saa_writeb(SAA7134_OFMT_VIDEO_B, dev->ovfmt->pm | 0x20);
 896
 897         /* dma: setup channel 1 (= Video Task B) */
 898         base  = (unsigned long)dev->ovbuf.base;
 899         base += dev->ovbuf.fmt.bytesperline * dev->win.w.top;
 900         base += dev->ovfmt->depth/8         * dev->win.w.left;
 901         bpl   = dev->ovbuf.fmt.bytesperline;
 902         control = SAA7134_RS_CONTROL_BURST_16;
 903         if (dev->ovfmt->bswap)
 904                 control |= SAA7134_RS_CONTROL_BSWAP;
 905         if (dev->ovfmt->wswap)
 906                 control |= SAA7134_RS_CONTROL_WSWAP;
 907         if (V4L2_FIELD_HAS_BOTH(dev->ovfield)) {
 908                 saa_writel(SAA7134_RS_BA1(1),base);
 909                 saa_writel(SAA7134_RS_BA2(1),base+bpl);
 910                 saa_writel(SAA7134_RS_PITCH(1),bpl*2);
 911                 saa_writel(SAA7134_RS_CONTROL(1),control);
 912         } else {
 913                 saa_writel(SAA7134_RS_BA1(1),base);
 914                 saa_writel(SAA7134_RS_BA2(1),base);
 915                 saa_writel(SAA7134_RS_PITCH(1),bpl);
 916                 saa_writel(SAA7134_RS_CONTROL(1),control);
 917         }
 918
 919         /* start dma */
 920         dev->ovenable = 1;
 921         saa7134_set_dmabits(dev);
 922
 923         return 0;
 924 }
 925
 926 static int stop_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
 927 {
 928         dev->ovenable = 0;
 929         saa7134_set_dmabits(dev);
 930         return 0;
 931 }
 932
 933 /* ------------------------------------------------------------------ */
 934
 935 static int buffer_activate(struct saa7134_dev *dev,
 936                            struct saa7134_buf *buf,
 937                            struct saa7134_buf *next)
 938 {
 939         unsigned long base,control,bpl;
 940         unsigned long bpl_uv,lines_uv,base2,base3,tmp; /* planar */
 941
 942         dprintk("buffer_activate buf=%p\n",buf);
 943         buf->vb.state = VIDEOBUF_ACTIVE;
 944         buf->top_seen = 0;
 945
 946         set_size(dev,TASK_A,buf->vb.width,buf->vb.height,
 947                  V4L2_FIELD_HAS_BOTH(buf->vb.field));
 948         if (buf->fmt->yuv)
 949                 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x03);
 950         else
 951                 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x01);
 952         saa_writeb(SAA7134_OFMT_VIDEO_A, buf->fmt->pm);
 953
 954         /* DMA: setup channel 0 (= Video Task A0) */
 955         base  = saa7134_buffer_base(buf);
 956         if (buf->fmt->planar)
 957                 bpl = buf->vb.width;
 958         else
 959                 bpl = (buf->vb.width * buf->fmt->depth) / 8;
 960         control = SAA7134_RS_CONTROL_BURST_16 |
 961                 SAA7134_RS_CONTROL_ME |
 962                 (buf->pt->dma >> 12);
 963         if (buf->fmt->bswap)
 964                 control |= SAA7134_RS_CONTROL_BSWAP;
 965         if (buf->fmt->wswap)
 966                 control |= SAA7134_RS_CONTROL_WSWAP;
 967         if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
 968                 /* interlaced */
 969                 saa_writel(SAA7134_RS_BA1(0),base);
 970                 saa_writel(SAA7134_RS_BA2(0),base+bpl);
 971                 saa_writel(SAA7134_RS_PITCH(0),bpl*2);
 972         } else {
 973                 /* non-interlaced */
 974                 saa_writel(SAA7134_RS_BA1(0),base);
 975                 saa_writel(SAA7134_RS_BA2(0),base);
 976                 saa_writel(SAA7134_RS_PITCH(0),bpl);
 977         }
 978         saa_writel(SAA7134_RS_CONTROL(0),control);
 979
 980         if (buf->fmt->planar) {
 981                 /* DMA: setup channel 4+5 (= planar task A) */
 982                 bpl_uv   = bpl >> buf->fmt->hshift;
 983                 lines_uv = buf->vb.height >> buf->fmt->vshift;
 984                 base2    = base + bpl * buf->vb.height;
 985                 base3    = base2 + bpl_uv * lines_uv;
 986                 if (buf->fmt->uvswap)
 987                         tmp = base2, base2 = base3, base3 = tmp;
 988                 dprintk("uv: bpl=%ld lines=%ld base2/3=%ld/%ld\n",
 989                         bpl_uv,lines_uv,base2,base3);
 990                 if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
 991                         /* interlaced */
 992                         saa_writel(SAA7134_RS_BA1(4),base2);
 993                         saa_writel(SAA7134_RS_BA2(4),base2+bpl_uv);
 994                         saa_writel(SAA7134_RS_PITCH(4),bpl_uv*2);
 995                         saa_writel(SAA7134_RS_BA1(5),base3);
 996                         saa_writel(SAA7134_RS_BA2(5),base3+bpl_uv);
 997                         saa_writel(SAA7134_RS_PITCH(5),bpl_uv*2);
 998                 } else {
 999                         /* non-interlaced */
1000                         saa_writel(SAA7134_RS_BA1(4),base2);
1001                         saa_writel(SAA7134_RS_BA2(4),base2);
1002                         saa_writel(SAA7134_RS_PITCH(4),bpl_uv);
1003                         saa_writel(SAA7134_RS_BA1(5),base3);
1004                         saa_writel(SAA7134_RS_BA2(5),base3);
1005                         saa_writel(SAA7134_RS_PITCH(5),bpl_uv);
1006                 }
1007                 saa_writel(SAA7134_RS_CONTROL(4),control);
1008                 saa_writel(SAA7134_RS_CONTROL(5),control);
1009         }
1010
1011         /* start DMA */
1012         saa7134_set_dmabits(dev);
1013         mod_timer(&dev->video_q.timeout, jiffies+BUFFER_TIMEOUT);
1014         return 0;
1015 }
1016
1017 static int buffer_prepare(struct videobuf_queue *q,
1018                           struct videobuf_buffer *vb,
1019                           enum v4l2_field field)
1020 {
1021         struct saa7134_fh *fh = q->priv_data;
1022         struct saa7134_dev *dev = fh->dev;
1023         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1024         unsigned int size;
1025         int err;
1026
1027         /* sanity checks */
1028         if (NULL == dev->fmt)
1029                 return -EINVAL;
1030         if (dev->width    < 48 ||
1031             dev->height   < 32 ||
1032             dev->width/4  > dev->crop_current.width  ||
1033             dev->height/4 > dev->crop_current.height ||
1034             dev->width    > dev->crop_bounds.width  ||
1035             dev->height   > dev->crop_bounds.height)
1036                 return -EINVAL;
1037         size = (dev->width * dev->height * dev->fmt->depth) >> 3;
1038         if (0 != buf->vb.baddr  &&  buf->vb.bsize < size)
1039                 return -EINVAL;
1040
1041         dprintk("buffer_prepare [%d,size=%dx%d,bytes=%d,fields=%s,%s]\n",
1042                 vb->i, dev->width, dev->height, size, v4l2_field_names[field],
1043                 dev->fmt->name);
1044         if (buf->vb.width  != dev->width  ||
1045             buf->vb.height != dev->height ||
1046             buf->vb.size   != size       ||
1047             buf->vb.field  != field      ||
1048             buf->fmt       != dev->fmt) {
1049                 saa7134_dma_free(q,buf);
1050         }
1051
1052         if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
1053                 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
1054
1055                 buf->vb.width  = dev->width;
1056                 buf->vb.height = dev->height;
1057                 buf->vb.size   = size;
1058                 buf->vb.field  = field;
1059                 buf->fmt       = dev->fmt;
1060                 buf->pt        = &fh->pt_cap;
1061                 dev->video_q.curr = NULL;
1062
1063                 err = videobuf_iolock(q,&buf->vb,&dev->ovbuf);
1064                 if (err)
1065                         goto oops;
1066                 err = saa7134_pgtable_build(dev->pci,buf->pt,
1067                                             dma->sglist,
1068                                             dma->sglen,
1069                                             saa7134_buffer_startpage(buf));
1070                 if (err)
1071                         goto oops;
1072         }
1073         buf->vb.state = VIDEOBUF_PREPARED;
1074         buf->activate = buffer_activate;
1075         return 0;
1076
1077  oops:
1078         saa7134_dma_free(q,buf);
1079         return err;
1080 }
1081
1082 static int
1083 buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
1084 {
1085         struct saa7134_fh *fh = q->priv_data;
1086         struct saa7134_dev *dev = fh->dev;
1087
1088         *size = dev->fmt->depth * dev->width * dev->height >> 3;
1089         if (0 == *count)
1090                 *count = gbuffers;
1091         *count = saa7134_buffer_count(*size,*count);
1092         return 0;
1093 }
1094
1095 static void buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
1096 {
1097         struct saa7134_fh *fh = q->priv_data;
1098         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1099
1100         saa7134_buffer_queue(fh->dev,&fh->dev->video_q,buf);
1101 }
1102
1103 static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
1104 {
1105         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1106
1107         saa7134_dma_free(q,buf);
1108 }
1109
1110 static struct videobuf_queue_ops video_qops = {
1111         .buf_setup    = buffer_setup,
1112         .buf_prepare  = buffer_prepare,
1113         .buf_queue    = buffer_queue,
1114         .buf_release  = buffer_release,
1115 };
1116
1117 /* ------------------------------------------------------------------ */
1118
1119 int saa7134_g_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c)
1120 {
1121         const struct v4l2_queryctrl* ctrl;
1122
1123         ctrl = ctrl_by_id(c->id);
1124         if (NULL == ctrl)
1125                 return -EINVAL;
1126         switch (c->id) {
1127         case V4L2_CID_BRIGHTNESS:
1128                 c->value = dev->ctl_bright;
1129                 break;
1130         case V4L2_CID_HUE:
1131                 c->value = dev->ctl_hue;
1132                 break;
1133         case V4L2_CID_CONTRAST:
1134                 c->value = dev->ctl_contrast;
1135                 break;
1136         case V4L2_CID_SATURATION:
1137                 c->value = dev->ctl_saturation;
1138                 break;
1139         case V4L2_CID_AUDIO_MUTE:
1140                 c->value = dev->ctl_mute;
1141                 break;
1142         case V4L2_CID_AUDIO_VOLUME:
1143                 c->value = dev->ctl_volume;
1144                 break;
1145         case V4L2_CID_PRIVATE_INVERT:
1146                 c->value = dev->ctl_invert;
1147                 break;
1148         case V4L2_CID_HFLIP:
1149                 c->value = dev->ctl_mirror;
1150                 break;
1151         case V4L2_CID_PRIVATE_Y_EVEN:
1152                 c->value = dev->ctl_y_even;
1153                 break;
1154         case V4L2_CID_PRIVATE_Y_ODD:
1155                 c->value = dev->ctl_y_odd;
1156                 break;
1157         case V4L2_CID_PRIVATE_AUTOMUTE:
1158                 c->value = dev->ctl_automute;
1159                 break;
1160         default:
1161                 return -EINVAL;
1162         }
1163         return 0;
1164 }
1165 EXPORT_SYMBOL_GPL(saa7134_g_ctrl_internal);
1166
1167 static int saa7134_g_ctrl(struct file *file, void *priv, struct v4l2_control *c)
1168 {
1169         struct saa7134_fh *fh = priv;
1170
1171         return saa7134_g_ctrl_internal(fh->dev, fh, c);
1172 }
1173
1174 int saa7134_s_ctrl_internal(struct saa7134_dev *dev,  struct saa7134_fh *fh, struct v4l2_control *c)
1175 {
1176         const struct v4l2_queryctrl* ctrl;
1177         unsigned long flags;
1178         int restart_overlay = 0;
1179         int err;
1180
1181         err = -EINVAL;
1182
1183         mutex_lock(&dev->lock);
1184
1185         ctrl = ctrl_by_id(c->id);
1186         if (NULL == ctrl)
1187                 goto error;
1188
1189         dprintk("set_control name=%s val=%d\n",ctrl->name,c->value);
1190         switch (ctrl->type) {
1191         case V4L2_CTRL_TYPE_BOOLEAN:
1192         case V4L2_CTRL_TYPE_MENU:
1193         case V4L2_CTRL_TYPE_INTEGER:
1194                 if (c->value < ctrl->minimum)
1195                         c->value = ctrl->minimum;
1196                 if (c->value > ctrl->maximum)
1197                         c->value = ctrl->maximum;
1198                 break;
1199         default:
1200                 /* nothing */;
1201         }
1202         switch (c->id) {
1203         case V4L2_CID_BRIGHTNESS:
1204                 dev->ctl_bright = c->value;
1205                 saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
1206                 break;
1207         case V4L2_CID_HUE:
1208                 dev->ctl_hue = c->value;
1209                 saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
1210                 break;
1211         case V4L2_CID_CONTRAST:
1212                 dev->ctl_contrast = c->value;
1213                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1214                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1215                 break;
1216         case V4L2_CID_SATURATION:
1217                 dev->ctl_saturation = c->value;
1218                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1219                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1220                 break;
1221         case V4L2_CID_AUDIO_MUTE:
1222                 dev->ctl_mute = c->value;
1223                 saa7134_tvaudio_setmute(dev);
1224                 break;
1225         case V4L2_CID_AUDIO_VOLUME:
1226                 dev->ctl_volume = c->value;
1227                 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
1228                 break;
1229         case V4L2_CID_PRIVATE_INVERT:
1230                 dev->ctl_invert = c->value;
1231                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1232                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1233                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1234                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1235                 break;
1236         case V4L2_CID_HFLIP:
1237                 dev->ctl_mirror = c->value;
1238                 restart_overlay = 1;
1239                 break;
1240         case V4L2_CID_PRIVATE_Y_EVEN:
1241                 dev->ctl_y_even = c->value;
1242                 restart_overlay = 1;
1243                 break;
1244         case V4L2_CID_PRIVATE_Y_ODD:
1245                 dev->ctl_y_odd = c->value;
1246                 restart_overlay = 1;
1247                 break;
1248         case V4L2_CID_PRIVATE_AUTOMUTE:
1249         {
1250                 struct v4l2_priv_tun_config tda9887_cfg;
1251
1252                 tda9887_cfg.tuner = TUNER_TDA9887;
1253                 tda9887_cfg.priv = &dev->tda9887_conf;
1254
1255                 dev->ctl_automute = c->value;
1256                 if (dev->tda9887_conf) {
1257                         if (dev->ctl_automute)
1258                                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
1259                         else
1260                                 dev->tda9887_conf &= ~TDA9887_AUTOMUTE;
1261
1262                         saa_call_all(dev, tuner, s_config, &tda9887_cfg);
1263                 }
1264                 break;
1265         }
1266         default:
1267                 goto error;
1268         }
1269         if (restart_overlay && fh && res_check(fh, RESOURCE_OVERLAY)) {
1270                 spin_lock_irqsave(&dev->slock,flags);
1271                 stop_preview(dev,fh);
1272                 start_preview(dev,fh);
1273                 spin_unlock_irqrestore(&dev->slock,flags);
1274         }
1275         err = 0;
1276
1277 error:
1278         mutex_unlock(&dev->lock);
1279         return err;
1280 }
1281 EXPORT_SYMBOL_GPL(saa7134_s_ctrl_internal);
1282
1283 static int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c)
1284 {
1285         struct saa7134_fh *fh = f;
1286
1287         return saa7134_s_ctrl_internal(fh->dev, fh, c);
1288 }
1289
1290 /* ------------------------------------------------------------------ */
1291
1292 static struct videobuf_queue *saa7134_queue(struct file *file)
1293 {
1294         struct video_device *vdev = video_devdata(file);
1295         struct saa7134_fh *fh = file->private_data;
1296         struct videobuf_queue *q = NULL;
1297
1298         switch (vdev->vfl_type) {
1299         case VFL_TYPE_GRABBER:
1300                 q = &fh->cap;
1301                 break;
1302         case VFL_TYPE_VBI:
1303                 q = &fh->vbi;
1304                 break;
1305         default:
1306                 BUG();
1307         }
1308         return q;
1309 }
1310
1311 static int saa7134_resource(struct file *file)
1312 {
1313         struct video_device *vdev = video_devdata(file);
1314
1315         if (vdev->vfl_type == VFL_TYPE_GRABBER)
1316                 return RESOURCE_VIDEO;
1317
1318         if (vdev->vfl_type == VFL_TYPE_VBI)
1319                 return RESOURCE_VBI;
1320
1321         BUG();
1322         return 0;
1323 }
1324
1325 static int video_open(struct file *file)
1326 {
1327         struct video_device *vdev = video_devdata(file);
1328         struct saa7134_dev *dev = video_drvdata(file);
1329         struct saa7134_fh *fh;
1330
1331         /* allocate + initialize per filehandle data */
1332         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
1333         if (NULL == fh)
1334                 return -ENOMEM;
1335
1336         v4l2_fh_init(&fh->fh, vdev);
1337         file->private_data = fh;
1338         fh->dev      = dev;
1339
1340         videobuf_queue_sg_init(&fh->cap, &video_qops,
1341                             &dev->pci->dev, &dev->slock,
1342                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
1343                             V4L2_FIELD_INTERLACED,
1344                             sizeof(struct saa7134_buf),
1345                             fh, NULL);
1346         videobuf_queue_sg_init(&fh->vbi, &saa7134_vbi_qops,
1347                             &dev->pci->dev, &dev->slock,
1348                             V4L2_BUF_TYPE_VBI_CAPTURE,
1349                             V4L2_FIELD_SEQ_TB,
1350                             sizeof(struct saa7134_buf),
1351                             fh, NULL);
1352         saa7134_pgtable_alloc(dev->pci,&fh->pt_cap);
1353         saa7134_pgtable_alloc(dev->pci,&fh->pt_vbi);
1354
1355         if (vdev->vfl_type == VFL_TYPE_RADIO) {
1356                 /* switch to radio mode */
1357                 saa7134_tvaudio_setinput(dev,&card(dev).radio);
1358                 saa_call_all(dev, tuner, s_radio);
1359         } else {
1360                 /* switch to video/vbi mode */
1361                 video_mux(dev,dev->ctl_input);
1362         }
1363         v4l2_fh_add(&fh->fh);
1364
1365         return 0;
1366 }
1367
1368 static ssize_t
1369 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1370 {
1371         struct video_device *vdev = video_devdata(file);
1372         struct saa7134_fh *fh = file->private_data;
1373
1374         switch (vdev->vfl_type) {
1375         case VFL_TYPE_GRABBER:
1376                 if (res_locked(fh->dev,RESOURCE_VIDEO))
1377                         return -EBUSY;
1378                 return videobuf_read_one(saa7134_queue(file),
1379                                          data, count, ppos,
1380                                          file->f_flags & O_NONBLOCK);
1381         case VFL_TYPE_VBI:
1382                 if (!res_get(fh->dev,fh,RESOURCE_VBI))
1383                         return -EBUSY;
1384                 return videobuf_read_stream(saa7134_queue(file),
1385                                             data, count, ppos, 1,
1386                                             file->f_flags & O_NONBLOCK);
1387                 break;
1388         default:
1389                 BUG();
1390                 return 0;
1391         }
1392 }
1393
1394 static unsigned int
1395 video_poll(struct file *file, struct poll_table_struct *wait)
1396 {
1397         struct video_device *vdev = video_devdata(file);
1398         struct saa7134_fh *fh = file->private_data;
1399         struct videobuf_buffer *buf = NULL;
1400         unsigned int rc = 0;
1401
1402         if (vdev->vfl_type == VFL_TYPE_VBI)
1403                 return videobuf_poll_stream(file, &fh->vbi, wait);
1404
1405         if (res_check(fh,RESOURCE_VIDEO)) {
1406                 mutex_lock(&fh->cap.vb_lock);
1407                 if (!list_empty(&fh->cap.stream))
1408                         buf = list_entry(fh->cap.stream.next, struct videobuf_buffer, stream);
1409         } else {
1410                 mutex_lock(&fh->cap.vb_lock);
1411                 if (UNSET == fh->cap.read_off) {
1412                         /* need to capture a new frame */
1413                         if (res_locked(fh->dev,RESOURCE_VIDEO))
1414                                 goto err;
1415                         if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field))
1416                                 goto err;
1417                         fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
1418                         fh->cap.read_off = 0;
1419                 }
1420                 buf = fh->cap.read_buf;
1421         }
1422
1423         if (!buf)
1424                 goto err;
1425
1426         poll_wait(file, &buf->done, wait);
1427         if (buf->state == VIDEOBUF_DONE ||
1428             buf->state == VIDEOBUF_ERROR)
1429                 rc = POLLIN|POLLRDNORM;
1430         mutex_unlock(&fh->cap.vb_lock);
1431         return rc;
1432
1433 err:
1434         mutex_unlock(&fh->cap.vb_lock);
1435         return POLLERR;
1436 }
1437
1438 static int video_release(struct file *file)
1439 {
1440         struct video_device *vdev = video_devdata(file);
1441         struct saa7134_fh  *fh  = file->private_data;
1442         struct saa7134_dev *dev = fh->dev;
1443         struct saa6588_command cmd;
1444         unsigned long flags;
1445
1446         saa7134_tvaudio_close(dev);
1447
1448         /* turn off overlay */
1449         if (res_check(fh, RESOURCE_OVERLAY)) {
1450                 spin_lock_irqsave(&dev->slock,flags);
1451                 stop_preview(dev,fh);
1452                 spin_unlock_irqrestore(&dev->slock,flags);
1453                 res_free(dev,fh,RESOURCE_OVERLAY);
1454         }
1455
1456         /* stop video capture */
1457         if (res_check(fh, RESOURCE_VIDEO)) {
1458                 videobuf_streamoff(&fh->cap);
1459                 res_free(dev,fh,RESOURCE_VIDEO);
1460         }
1461         if (fh->cap.read_buf) {
1462                 buffer_release(&fh->cap,fh->cap.read_buf);
1463                 kfree(fh->cap.read_buf);
1464         }
1465
1466         /* stop vbi capture */
1467         if (res_check(fh, RESOURCE_VBI)) {
1468                 videobuf_stop(&fh->vbi);
1469                 res_free(dev,fh,RESOURCE_VBI);
1470         }
1471
1472         /* ts-capture will not work in planar mode, so turn it off Hac: 04.05*/
1473         saa_andorb(SAA7134_OFMT_VIDEO_A, 0x1f, 0);
1474         saa_andorb(SAA7134_OFMT_VIDEO_B, 0x1f, 0);
1475         saa_andorb(SAA7134_OFMT_DATA_A, 0x1f, 0);
1476         saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0);
1477
1478         saa_call_all(dev, core, s_power, 0);
1479         if (vdev->vfl_type == VFL_TYPE_RADIO)
1480                 saa_call_all(dev, core, ioctl, SAA6588_CMD_CLOSE, &cmd);
1481
1482         /* free stuff */
1483         videobuf_mmap_free(&fh->cap);
1484         videobuf_mmap_free(&fh->vbi);
1485         saa7134_pgtable_free(dev->pci,&fh->pt_cap);
1486         saa7134_pgtable_free(dev->pci,&fh->pt_vbi);
1487
1488         v4l2_fh_del(&fh->fh);
1489         v4l2_fh_exit(&fh->fh);
1490         file->private_data = NULL;
1491         kfree(fh);
1492         return 0;
1493 }
1494
1495 static int video_mmap(struct file *file, struct vm_area_struct * vma)
1496 {
1497         return videobuf_mmap_mapper(saa7134_queue(file), vma);
1498 }
1499
1500 static ssize_t radio_read(struct file *file, char __user *data,
1501                          size_t count, loff_t *ppos)
1502 {
1503         struct saa7134_fh *fh = file->private_data;
1504         struct saa7134_dev *dev = fh->dev;
1505         struct saa6588_command cmd;
1506
1507         cmd.block_count = count/3;
1508         cmd.buffer = data;
1509         cmd.instance = file;
1510         cmd.result = -ENODEV;
1511
1512         saa_call_all(dev, core, ioctl, SAA6588_CMD_READ, &cmd);
1513
1514         return cmd.result;
1515 }
1516
1517 static unsigned int radio_poll(struct file *file, poll_table *wait)
1518 {
1519         struct saa7134_fh *fh = file->private_data;
1520         struct saa7134_dev *dev = fh->dev;
1521         struct saa6588_command cmd;
1522
1523         cmd.instance = file;
1524         cmd.event_list = wait;
1525         cmd.result = -ENODEV;
1526         saa_call_all(dev, core, ioctl, SAA6588_CMD_POLL, &cmd);
1527
1528         return cmd.result;
1529 }
1530
1531 /* ------------------------------------------------------------------ */
1532
1533 static int saa7134_try_get_set_fmt_vbi_cap(struct file *file, void *priv,
1534                                                 struct v4l2_format *f)
1535 {
1536         struct saa7134_fh *fh = priv;
1537         struct saa7134_dev *dev = fh->dev;
1538         struct saa7134_tvnorm *norm = dev->tvnorm;
1539
1540         memset(&f->fmt.vbi.reserved, 0, sizeof(f->fmt.vbi.reserved));
1541         f->fmt.vbi.sampling_rate = 6750000 * 4;
1542         f->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */;
1543         f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
1544         f->fmt.vbi.offset = 64 * 4;
1545         f->fmt.vbi.start[0] = norm->vbi_v_start_0;
1546         f->fmt.vbi.count[0] = norm->vbi_v_stop_0 - norm->vbi_v_start_0 +1;
1547         f->fmt.vbi.start[1] = norm->vbi_v_start_1;
1548         f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
1549         f->fmt.vbi.flags = 0; /* VBI_UNSYNC VBI_INTERLACED */
1550
1551         return 0;
1552 }
1553
1554 static int saa7134_g_fmt_vid_cap(struct file *file, void *priv,
1555                                 struct v4l2_format *f)
1556 {
1557         struct saa7134_fh *fh = priv;
1558         struct saa7134_dev *dev = fh->dev;
1559
1560         f->fmt.pix.width        = dev->width;
1561         f->fmt.pix.height       = dev->height;
1562         f->fmt.pix.field        = fh->cap.field;
1563         f->fmt.pix.pixelformat  = dev->fmt->fourcc;
1564         f->fmt.pix.bytesperline =
1565                 (f->fmt.pix.width * dev->fmt->depth) >> 3;
1566         f->fmt.pix.sizeimage =
1567                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1568         f->fmt.pix.colorspace   = V4L2_COLORSPACE_SMPTE170M;
1569         f->fmt.pix.priv = 0;
1570         return 0;
1571 }
1572
1573 static int saa7134_g_fmt_vid_overlay(struct file *file, void *priv,
1574                                 struct v4l2_format *f)
1575 {
1576         struct saa7134_fh *fh = priv;
1577         struct saa7134_dev *dev = fh->dev;
1578         struct v4l2_clip __user *clips = f->fmt.win.clips;
1579         u32 clipcount = f->fmt.win.clipcount;
1580         int err = 0;
1581         int i;
1582
1583         if (saa7134_no_overlay > 0) {
1584                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1585                 return -EINVAL;
1586         }
1587         mutex_lock(&dev->lock);
1588         f->fmt.win = dev->win;
1589         f->fmt.win.clips = clips;
1590         if (clips == NULL)
1591                 clipcount = 0;
1592         if (dev->nclips < clipcount)
1593                 clipcount = dev->nclips;
1594         f->fmt.win.clipcount = clipcount;
1595
1596         for (i = 0; !err && i < clipcount; i++) {
1597                 if (copy_to_user(&f->fmt.win.clips[i].c, &dev->clips[i].c,
1598                                         sizeof(struct v4l2_rect)))
1599                         err = -EFAULT;
1600         }
1601         mutex_unlock(&dev->lock);
1602
1603         return err;
1604 }
1605
1606 static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
1607                                                 struct v4l2_format *f)
1608 {
1609         struct saa7134_fh *fh = priv;
1610         struct saa7134_dev *dev = fh->dev;
1611         struct saa7134_format *fmt;
1612         enum v4l2_field field;
1613         unsigned int maxw, maxh;
1614
1615         fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1616         if (NULL == fmt)
1617                 return -EINVAL;
1618
1619         field = f->fmt.pix.field;
1620         maxw  = min(dev->crop_current.width*4,  dev->crop_bounds.width);
1621         maxh  = min(dev->crop_current.height*4, dev->crop_bounds.height);
1622
1623         if (V4L2_FIELD_ANY == field) {
1624                 field = (f->fmt.pix.height > maxh/2)
1625                         ? V4L2_FIELD_INTERLACED
1626                         : V4L2_FIELD_BOTTOM;
1627         }
1628         switch (field) {
1629         case V4L2_FIELD_TOP:
1630         case V4L2_FIELD_BOTTOM:
1631                 maxh = maxh / 2;
1632                 break;
1633         default:
1634                 field = V4L2_FIELD_INTERLACED;
1635                 break;
1636         }
1637
1638         f->fmt.pix.field = field;
1639         if (f->fmt.pix.width  < 48)
1640                 f->fmt.pix.width  = 48;
1641         if (f->fmt.pix.height < 32)
1642                 f->fmt.pix.height = 32;
1643         if (f->fmt.pix.width > maxw)
1644                 f->fmt.pix.width = maxw;
1645         if (f->fmt.pix.height > maxh)
1646                 f->fmt.pix.height = maxh;
1647         f->fmt.pix.width &= ~0x03;
1648         f->fmt.pix.bytesperline =
1649                 (f->fmt.pix.width * fmt->depth) >> 3;
1650         f->fmt.pix.sizeimage =
1651                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1652         f->fmt.pix.colorspace   = V4L2_COLORSPACE_SMPTE170M;
1653         f->fmt.pix.priv = 0;
1654
1655         return 0;
1656 }
1657
1658 static int saa7134_try_fmt_vid_overlay(struct file *file, void *priv,
1659                                                 struct v4l2_format *f)
1660 {
1661         struct saa7134_fh *fh = priv;
1662         struct saa7134_dev *dev = fh->dev;
1663
1664         if (saa7134_no_overlay > 0) {
1665                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1666                 return -EINVAL;
1667         }
1668
1669         if (f->fmt.win.clips == NULL)
1670                 f->fmt.win.clipcount = 0;
1671         return verify_preview(dev, &f->fmt.win, true);
1672 }
1673
1674 static int saa7134_s_fmt_vid_cap(struct file *file, void *priv,
1675                                         struct v4l2_format *f)
1676 {
1677         struct saa7134_fh *fh = priv;
1678         struct saa7134_dev *dev = fh->dev;
1679         int err;
1680
1681         err = saa7134_try_fmt_vid_cap(file, priv, f);
1682         if (0 != err)
1683                 return err;
1684
1685         dev->fmt       = format_by_fourcc(f->fmt.pix.pixelformat);
1686         dev->width     = f->fmt.pix.width;
1687         dev->height    = f->fmt.pix.height;
1688         fh->cap.field = f->fmt.pix.field;
1689         return 0;
1690 }
1691
1692 static int saa7134_s_fmt_vid_overlay(struct file *file, void *priv,
1693                                         struct v4l2_format *f)
1694 {
1695         struct saa7134_fh *fh = priv;
1696         struct saa7134_dev *dev = fh->dev;
1697         int err;
1698         unsigned long flags;
1699
1700         if (saa7134_no_overlay > 0) {
1701                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1702                 return -EINVAL;
1703         }
1704         if (f->fmt.win.clips == NULL)
1705                 f->fmt.win.clipcount = 0;
1706         err = verify_preview(dev, &f->fmt.win, true);
1707         if (0 != err)
1708                 return err;
1709
1710         mutex_lock(&dev->lock);
1711
1712         dev->win    = f->fmt.win;
1713         dev->nclips = f->fmt.win.clipcount;
1714
1715         if (copy_from_user(dev->clips, f->fmt.win.clips,
1716                            sizeof(struct v4l2_clip) * dev->nclips)) {
1717                 mutex_unlock(&dev->lock);
1718                 return -EFAULT;
1719         }
1720
1721         if (res_check(fh, RESOURCE_OVERLAY)) {
1722                 spin_lock_irqsave(&dev->slock, flags);
1723                 stop_preview(dev, fh);
1724                 start_preview(dev, fh);
1725                 spin_unlock_irqrestore(&dev->slock, flags);
1726         }
1727
1728         mutex_unlock(&dev->lock);
1729         return 0;
1730 }
1731
1732 int saa7134_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c)
1733 {
1734         const struct v4l2_queryctrl *ctrl;
1735
1736         if ((c->id <  V4L2_CID_BASE ||
1737              c->id >= V4L2_CID_LASTP1) &&
1738             (c->id <  V4L2_CID_PRIVATE_BASE ||
1739              c->id >= V4L2_CID_PRIVATE_LASTP1))
1740                 return -EINVAL;
1741         ctrl = ctrl_by_id(c->id);
1742         *c = (NULL != ctrl) ? *ctrl : no_ctrl;
1743         return 0;
1744 }
1745 EXPORT_SYMBOL_GPL(saa7134_queryctrl);
1746
1747 static int saa7134_enum_input(struct file *file, void *priv,
1748                                         struct v4l2_input *i)
1749 {
1750         struct saa7134_fh *fh = priv;
1751         struct saa7134_dev *dev = fh->dev;
1752         unsigned int n;
1753
1754         n = i->index;
1755         if (n >= SAA7134_INPUT_MAX)
1756                 return -EINVAL;
1757         if (NULL == card_in(dev, i->index).name)
1758                 return -EINVAL;
1759         i->index = n;
1760         i->type  = V4L2_INPUT_TYPE_CAMERA;
1761         strcpy(i->name, card_in(dev, n).name);
1762         if (card_in(dev, n).tv)
1763                 i->type = V4L2_INPUT_TYPE_TUNER;
1764         if (n == dev->ctl_input) {
1765                 int v1 = saa_readb(SAA7134_STATUS_VIDEO1);
1766                 int v2 = saa_readb(SAA7134_STATUS_VIDEO2);
1767
1768                 if (0 != (v1 & 0x40))
1769                         i->status |= V4L2_IN_ST_NO_H_LOCK;
1770                 if (0 != (v2 & 0x40))
1771                         i->status |= V4L2_IN_ST_NO_SYNC;
1772                 if (0 != (v2 & 0x0e))
1773                         i->status |= V4L2_IN_ST_MACROVISION;
1774         }
1775         i->std = SAA7134_NORMS;
1776         return 0;
1777 }
1778
1779 static int saa7134_g_input(struct file *file, void *priv, unsigned int *i)
1780 {
1781         struct saa7134_fh *fh = priv;
1782         struct saa7134_dev *dev = fh->dev;
1783
1784         *i = dev->ctl_input;
1785         return 0;
1786 }
1787
1788 static int saa7134_s_input(struct file *file, void *priv, unsigned int i)
1789 {
1790         struct saa7134_fh *fh = priv;
1791         struct saa7134_dev *dev = fh->dev;
1792
1793         if (i >= SAA7134_INPUT_MAX)
1794                 return -EINVAL;
1795         if (NULL == card_in(dev, i).name)
1796                 return -EINVAL;
1797         mutex_lock(&dev->lock);
1798         video_mux(dev, i);
1799         mutex_unlock(&dev->lock);
1800         return 0;
1801 }
1802
1803 static int saa7134_querycap(struct file *file, void  *priv,
1804                                         struct v4l2_capability *cap)
1805 {
1806         struct saa7134_fh *fh = priv;
1807         struct saa7134_dev *dev = fh->dev;
1808         struct video_device *vdev = video_devdata(file);
1809         u32 radio_caps, video_caps, vbi_caps;
1810
1811         unsigned int tuner_type = dev->tuner_type;
1812
1813         strcpy(cap->driver, "saa7134");
1814         strlcpy(cap->card, saa7134_boards[dev->board].name,
1815                 sizeof(cap->card));
1816         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
1817
1818         cap->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
1819         if ((tuner_type != TUNER_ABSENT) && (tuner_type != UNSET))
1820                 cap->device_caps |= V4L2_CAP_TUNER;
1821
1822         radio_caps = V4L2_CAP_RADIO;
1823         if (dev->has_rds)
1824                 radio_caps |= V4L2_CAP_RDS_CAPTURE;
1825
1826         video_caps = V4L2_CAP_VIDEO_CAPTURE;
1827         if (saa7134_no_overlay <= 0)
1828                 video_caps |= V4L2_CAP_VIDEO_OVERLAY;
1829
1830         vbi_caps = V4L2_CAP_VBI_CAPTURE;
1831
1832         switch (vdev->vfl_type) {
1833         case VFL_TYPE_RADIO:
1834                 cap->device_caps |= radio_caps;
1835                 break;
1836         case VFL_TYPE_GRABBER:
1837                 cap->device_caps |= video_caps;
1838                 break;
1839         case VFL_TYPE_VBI:
1840                 cap->device_caps |= vbi_caps;
1841                 break;
1842         }
1843         cap->capabilities = radio_caps | video_caps | vbi_caps |
1844                 cap->device_caps | V4L2_CAP_DEVICE_CAPS;
1845         if (vdev->vfl_type == VFL_TYPE_RADIO) {
1846                 cap->device_caps &= ~V4L2_CAP_STREAMING;
1847                 if (!dev->has_rds)
1848                         cap->device_caps &= ~V4L2_CAP_READWRITE;
1849         }
1850
1851         return 0;
1852 }
1853
1854 int saa7134_s_std_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, v4l2_std_id id)
1855 {
1856         unsigned long flags;
1857         unsigned int i;
1858         v4l2_std_id fixup;
1859
1860         if (!fh && res_locked(dev, RESOURCE_OVERLAY)) {
1861                 /* Don't change the std from the mpeg device
1862                    if overlay is active. */
1863                 return -EBUSY;
1864         }
1865
1866         for (i = 0; i < TVNORMS; i++)
1867                 if (id == tvnorms[i].id)
1868                         break;
1869
1870         if (i == TVNORMS)
1871                 for (i = 0; i < TVNORMS; i++)
1872                         if (id & tvnorms[i].id)
1873                                 break;
1874         if (i == TVNORMS)
1875                 return -EINVAL;
1876
1877         if ((id & V4L2_STD_SECAM) && (secam[0] != '-')) {
1878                 if (secam[0] == 'L' || secam[0] == 'l') {
1879                         if (secam[1] == 'C' || secam[1] == 'c')
1880                                 fixup = V4L2_STD_SECAM_LC;
1881                         else
1882                                 fixup = V4L2_STD_SECAM_L;
1883                 } else {
1884                         if (secam[0] == 'D' || secam[0] == 'd')
1885                                 fixup = V4L2_STD_SECAM_DK;
1886                         else
1887                                 fixup = V4L2_STD_SECAM;
1888                 }
1889                 for (i = 0; i < TVNORMS; i++) {
1890                         if (fixup == tvnorms[i].id)
1891                                 break;
1892                 }
1893                 if (i == TVNORMS)
1894                         return -EINVAL;
1895         }
1896
1897         id = tvnorms[i].id;
1898
1899         mutex_lock(&dev->lock);
1900         if (fh && res_check(fh, RESOURCE_OVERLAY)) {
1901                 spin_lock_irqsave(&dev->slock, flags);
1902                 stop_preview(dev, fh);
1903                 spin_unlock_irqrestore(&dev->slock, flags);
1904
1905                 set_tvnorm(dev, &tvnorms[i]);
1906
1907                 spin_lock_irqsave(&dev->slock, flags);
1908                 start_preview(dev, fh);
1909                 spin_unlock_irqrestore(&dev->slock, flags);
1910         } else
1911                 set_tvnorm(dev, &tvnorms[i]);
1912
1913         saa7134_tvaudio_do_scan(dev);
1914         mutex_unlock(&dev->lock);
1915         return 0;
1916 }
1917 EXPORT_SYMBOL_GPL(saa7134_s_std_internal);
1918
1919 static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id id)
1920 {
1921         struct saa7134_fh *fh = priv;
1922
1923         return saa7134_s_std_internal(fh->dev, fh, id);
1924 }
1925
1926 static int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id)
1927 {
1928         struct saa7134_fh *fh = priv;
1929         struct saa7134_dev *dev = fh->dev;
1930
1931         *id = dev->tvnorm->id;
1932         return 0;
1933 }
1934
1935 static int saa7134_cropcap(struct file *file, void *priv,
1936                                         struct v4l2_cropcap *cap)
1937 {
1938         struct saa7134_fh *fh = priv;
1939         struct saa7134_dev *dev = fh->dev;
1940
1941         if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1942             cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1943                 return -EINVAL;
1944         cap->bounds  = dev->crop_bounds;
1945         cap->defrect = dev->crop_defrect;
1946         cap->pixelaspect.numerator   = 1;
1947         cap->pixelaspect.denominator = 1;
1948         if (dev->tvnorm->id & V4L2_STD_525_60) {
1949                 cap->pixelaspect.numerator   = 11;
1950                 cap->pixelaspect.denominator = 10;
1951         }
1952         if (dev->tvnorm->id & V4L2_STD_625_50) {
1953                 cap->pixelaspect.numerator   = 54;
1954                 cap->pixelaspect.denominator = 59;
1955         }
1956         return 0;
1957 }
1958
1959 static int saa7134_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
1960 {
1961         struct saa7134_fh *fh = f;
1962         struct saa7134_dev *dev = fh->dev;
1963
1964         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1965             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1966                 return -EINVAL;
1967         crop->c = dev->crop_current;
1968         return 0;
1969 }
1970
1971 static int saa7134_s_crop(struct file *file, void *f, const struct v4l2_crop *crop)
1972 {
1973         struct saa7134_fh *fh = f;
1974         struct saa7134_dev *dev = fh->dev;
1975         struct v4l2_rect *b = &dev->crop_bounds;
1976         struct v4l2_rect *c = &dev->crop_current;
1977
1978         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1979             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1980                 return -EINVAL;
1981         if (crop->c.height < 0)
1982                 return -EINVAL;
1983         if (crop->c.width < 0)
1984                 return -EINVAL;
1985
1986         if (res_locked(fh->dev, RESOURCE_OVERLAY))
1987                 return -EBUSY;
1988         if (res_locked(fh->dev, RESOURCE_VIDEO))
1989                 return -EBUSY;
1990
1991         *c = crop->c;
1992         if (c->top < b->top)
1993                 c->top = b->top;
1994         if (c->top > b->top + b->height)
1995                 c->top = b->top + b->height;
1996         if (c->height > b->top - c->top + b->height)
1997                 c->height = b->top - c->top + b->height;
1998
1999         if (c->left < b->left)
2000                 c->left = b->left;
2001         if (c->left > b->left + b->width)
2002                 c->left = b->left + b->width;
2003         if (c->width > b->left - c->left + b->width)
2004                 c->width = b->left - c->left + b->width;
2005         return 0;
2006 }
2007
2008 static int saa7134_g_tuner(struct file *file, void *priv,
2009                                         struct v4l2_tuner *t)
2010 {
2011         struct saa7134_fh *fh = priv;
2012         struct saa7134_dev *dev = fh->dev;
2013         int n;
2014
2015         if (0 != t->index)
2016                 return -EINVAL;
2017         memset(t, 0, sizeof(*t));
2018         for (n = 0; n < SAA7134_INPUT_MAX; n++) {
2019                 if (card_in(dev, n).tv)
2020                         break;
2021         }
2022         if (n == SAA7134_INPUT_MAX)
2023                 return -EINVAL;
2024         if (NULL != card_in(dev, n).name) {
2025                 strcpy(t->name, "Television");
2026                 t->type = V4L2_TUNER_ANALOG_TV;
2027                 saa_call_all(dev, tuner, g_tuner, t);
2028                 t->capability = V4L2_TUNER_CAP_NORM |
2029                         V4L2_TUNER_CAP_STEREO |
2030                         V4L2_TUNER_CAP_LANG1 |
2031                         V4L2_TUNER_CAP_LANG2;
2032                 t->rxsubchans = saa7134_tvaudio_getstereo(dev);
2033                 t->audmode = saa7134_tvaudio_rx2mode(t->rxsubchans);
2034         }
2035         if (0 != (saa_readb(SAA7134_STATUS_VIDEO1) & 0x03))
2036                 t->signal = 0xffff;
2037         return 0;
2038 }
2039
2040 static int saa7134_s_tuner(struct file *file, void *priv,
2041                                         const struct v4l2_tuner *t)
2042 {
2043         struct saa7134_fh *fh = priv;
2044         struct saa7134_dev *dev = fh->dev;
2045         int rx, mode;
2046
2047         if (0 != t->index)
2048                 return -EINVAL;
2049
2050         mode = dev->thread.mode;
2051         if (UNSET == mode) {
2052                 rx   = saa7134_tvaudio_getstereo(dev);
2053                 mode = saa7134_tvaudio_rx2mode(rx);
2054         }
2055         if (mode != t->audmode)
2056                 dev->thread.mode = t->audmode;
2057
2058         return 0;
2059 }
2060
2061 static int saa7134_g_frequency(struct file *file, void *priv,
2062                                         struct v4l2_frequency *f)
2063 {
2064         struct saa7134_fh *fh = priv;
2065         struct saa7134_dev *dev = fh->dev;
2066
2067         if (0 != f->tuner)
2068                 return -EINVAL;
2069
2070         saa_call_all(dev, tuner, g_frequency, f);
2071
2072         return 0;
2073 }
2074
2075 static int saa7134_s_frequency(struct file *file, void *priv,
2076                                         const struct v4l2_frequency *f)
2077 {
2078         struct saa7134_fh *fh = priv;
2079         struct saa7134_dev *dev = fh->dev;
2080
2081         if (0 != f->tuner)
2082                 return -EINVAL;
2083         mutex_lock(&dev->lock);
2084
2085         saa_call_all(dev, tuner, s_frequency, f);
2086
2087         saa7134_tvaudio_do_scan(dev);
2088         mutex_unlock(&dev->lock);
2089         return 0;
2090 }
2091
2092 static int saa7134_enum_fmt_vid_cap(struct file *file, void  *priv,
2093                                         struct v4l2_fmtdesc *f)
2094 {
2095         if (f->index >= FORMATS)
2096                 return -EINVAL;
2097
2098         strlcpy(f->description, formats[f->index].name,
2099                 sizeof(f->description));
2100
2101         f->pixelformat = formats[f->index].fourcc;
2102
2103         return 0;
2104 }
2105
2106 static int saa7134_enum_fmt_vid_overlay(struct file *file, void  *priv,
2107                                         struct v4l2_fmtdesc *f)
2108 {
2109         if (saa7134_no_overlay > 0) {
2110                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
2111                 return -EINVAL;
2112         }
2113
2114         if ((f->index >= FORMATS) || formats[f->index].planar)
2115                 return -EINVAL;
2116
2117         strlcpy(f->description, formats[f->index].name,
2118                 sizeof(f->description));
2119
2120         f->pixelformat = formats[f->index].fourcc;
2121
2122         return 0;
2123 }
2124
2125 static int saa7134_g_fbuf(struct file *file, void *f,
2126                                 struct v4l2_framebuffer *fb)
2127 {
2128         struct saa7134_fh *fh = f;
2129         struct saa7134_dev *dev = fh->dev;
2130
2131         *fb = dev->ovbuf;
2132         fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
2133
2134         return 0;
2135 }
2136
2137 static int saa7134_s_fbuf(struct file *file, void *f,
2138                                         const struct v4l2_framebuffer *fb)
2139 {
2140         struct saa7134_fh *fh = f;
2141         struct saa7134_dev *dev = fh->dev;
2142         struct saa7134_format *fmt;
2143
2144         if (!capable(CAP_SYS_ADMIN) &&
2145            !capable(CAP_SYS_RAWIO))
2146                 return -EPERM;
2147
2148         /* check args */
2149         fmt = format_by_fourcc(fb->fmt.pixelformat);
2150         if (NULL == fmt)
2151                 return -EINVAL;
2152
2153         /* ok, accept it */
2154         dev->ovbuf = *fb;
2155         dev->ovfmt = fmt;
2156         if (0 == dev->ovbuf.fmt.bytesperline)
2157                 dev->ovbuf.fmt.bytesperline =
2158                         dev->ovbuf.fmt.width*fmt->depth/8;
2159         return 0;
2160 }
2161
2162 static int saa7134_overlay(struct file *file, void *f, unsigned int on)
2163 {
2164         struct saa7134_fh *fh = f;
2165         struct saa7134_dev *dev = fh->dev;
2166         unsigned long flags;
2167
2168         if (on) {
2169                 if (saa7134_no_overlay > 0) {
2170                         dprintk("no_overlay\n");
2171                         return -EINVAL;
2172                 }
2173
2174                 if (!res_get(dev, fh, RESOURCE_OVERLAY))
2175                         return -EBUSY;
2176                 spin_lock_irqsave(&dev->slock, flags);
2177                 start_preview(dev, fh);
2178                 spin_unlock_irqrestore(&dev->slock, flags);
2179         }
2180         if (!on) {
2181                 if (!res_check(fh, RESOURCE_OVERLAY))
2182                         return -EINVAL;
2183                 spin_lock_irqsave(&dev->slock, flags);
2184                 stop_preview(dev, fh);
2185                 spin_unlock_irqrestore(&dev->slock, flags);
2186                 res_free(dev, fh, RESOURCE_OVERLAY);
2187         }
2188         return 0;
2189 }
2190
2191 static int saa7134_reqbufs(struct file *file, void *priv,
2192                                         struct v4l2_requestbuffers *p)
2193 {
2194         return videobuf_reqbufs(saa7134_queue(file), p);
2195 }
2196
2197 static int saa7134_querybuf(struct file *file, void *priv,
2198                                         struct v4l2_buffer *b)
2199 {
2200         return videobuf_querybuf(saa7134_queue(file), b);
2201 }
2202
2203 static int saa7134_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2204 {
2205         return videobuf_qbuf(saa7134_queue(file), b);
2206 }
2207
2208 static int saa7134_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2209 {
2210         return videobuf_dqbuf(saa7134_queue(file), b,
2211                                 file->f_flags & O_NONBLOCK);
2212 }
2213
2214 static int saa7134_streamon(struct file *file, void *priv,
2215                                         enum v4l2_buf_type type)
2216 {
2217         struct saa7134_fh *fh = priv;
2218         struct saa7134_dev *dev = fh->dev;
2219         int res = saa7134_resource(file);
2220
2221         if (!res_get(dev, fh, res))
2222                 return -EBUSY;
2223
2224         /* The SAA7134 has a 1K FIFO; the datasheet suggests that when
2225          * configured conservatively, there's 22 usec of buffering for video.
2226          * We therefore request a DMA latency of 20 usec, giving us 2 usec of
2227          * margin in case the FIFO is configured differently to the datasheet.
2228          * Unfortunately, I lack register-level documentation to check the
2229          * Linux FIFO setup and confirm the perfect value.
2230          */
2231         pm_qos_add_request(&dev->qos_request,
2232                            PM_QOS_CPU_DMA_LATENCY,
2233                            20);
2234
2235         return videobuf_streamon(saa7134_queue(file));
2236 }
2237
2238 static int saa7134_streamoff(struct file *file, void *priv,
2239                                         enum v4l2_buf_type type)
2240 {
2241         int err;
2242         struct saa7134_fh *fh = priv;
2243         struct saa7134_dev *dev = fh->dev;
2244         int res = saa7134_resource(file);
2245
2246         pm_qos_remove_request(&dev->qos_request);
2247
2248         err = videobuf_streamoff(saa7134_queue(file));
2249         if (err < 0)
2250                 return err;
2251         res_free(dev, fh, res);
2252         return 0;
2253 }
2254
2255 #ifdef CONFIG_VIDEO_ADV_DEBUG
2256 static int vidioc_g_register (struct file *file, void *priv,
2257                               struct v4l2_dbg_register *reg)
2258 {
2259         struct saa7134_fh *fh = priv;
2260         struct saa7134_dev *dev = fh->dev;
2261
2262         reg->val = saa_readb(reg->reg & 0xffffff);
2263         reg->size = 1;
2264         return 0;
2265 }
2266
2267 static int vidioc_s_register (struct file *file, void *priv,
2268                                 const struct v4l2_dbg_register *reg)
2269 {
2270         struct saa7134_fh *fh = priv;
2271         struct saa7134_dev *dev = fh->dev;
2272
2273         saa_writeb(reg->reg & 0xffffff, reg->val);
2274         return 0;
2275 }
2276 #endif
2277
2278 static int radio_g_tuner(struct file *file, void *priv,
2279                                         struct v4l2_tuner *t)
2280 {
2281         struct saa7134_fh *fh = file->private_data;
2282         struct saa7134_dev *dev = fh->dev;
2283
2284         if (0 != t->index)
2285                 return -EINVAL;
2286
2287         strcpy(t->name, "Radio");
2288
2289         saa_call_all(dev, tuner, g_tuner, t);
2290         t->audmode &= V4L2_TUNER_MODE_MONO | V4L2_TUNER_MODE_STEREO;
2291         if (dev->input->amux == TV) {
2292                 t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11);
2293                 t->rxsubchans = (saa_readb(0x529) & 0x08) ?
2294                                 V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
2295         }
2296         return 0;
2297 }
2298 static int radio_s_tuner(struct file *file, void *priv,
2299                                         const struct v4l2_tuner *t)
2300 {
2301         struct saa7134_fh *fh = file->private_data;
2302         struct saa7134_dev *dev = fh->dev;
2303
2304         if (0 != t->index)
2305                 return -EINVAL;
2306
2307         saa_call_all(dev, tuner, s_tuner, t);
2308         return 0;
2309 }
2310
2311 static int radio_enum_input(struct file *file, void *priv,
2312                                         struct v4l2_input *i)
2313 {
2314         if (i->index != 0)
2315                 return -EINVAL;
2316
2317         strcpy(i->name, "Radio");
2318         i->type = V4L2_INPUT_TYPE_TUNER;
2319
2320         return 0;
2321 }
2322
2323 static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
2324 {
2325         *i = 0;
2326         return 0;
2327 }
2328
2329 static int radio_s_input(struct file *filp, void *priv, unsigned int i)
2330 {
2331         return 0;
2332 }
2333
2334 static int radio_s_std(struct file *file, void *fh, v4l2_std_id norm)
2335 {
2336         return 0;
2337 }
2338
2339 static int radio_queryctrl(struct file *file, void *priv,
2340                                         struct v4l2_queryctrl *c)
2341 {
2342         const struct v4l2_queryctrl *ctrl;
2343
2344         if (c->id <  V4L2_CID_BASE ||
2345             c->id >= V4L2_CID_LASTP1)
2346                 return -EINVAL;
2347         if (c->id == V4L2_CID_AUDIO_MUTE) {
2348                 ctrl = ctrl_by_id(c->id);
2349                 *c = *ctrl;
2350         } else
2351                 *c = no_ctrl;
2352         return 0;
2353 }
2354
2355 static const struct v4l2_file_operations video_fops =
2356 {
2357         .owner    = THIS_MODULE,
2358         .open     = video_open,
2359         .release  = video_release,
2360         .read     = video_read,
2361         .poll     = video_poll,
2362         .mmap     = video_mmap,
2363         .ioctl    = video_ioctl2,
2364 };
2365
2366 static const struct v4l2_ioctl_ops video_ioctl_ops = {
2367         .vidioc_querycap                = saa7134_querycap,
2368         .vidioc_enum_fmt_vid_cap        = saa7134_enum_fmt_vid_cap,
2369         .vidioc_g_fmt_vid_cap           = saa7134_g_fmt_vid_cap,
2370         .vidioc_try_fmt_vid_cap         = saa7134_try_fmt_vid_cap,
2371         .vidioc_s_fmt_vid_cap           = saa7134_s_fmt_vid_cap,
2372         .vidioc_enum_fmt_vid_overlay    = saa7134_enum_fmt_vid_overlay,
2373         .vidioc_g_fmt_vid_overlay       = saa7134_g_fmt_vid_overlay,
2374         .vidioc_try_fmt_vid_overlay     = saa7134_try_fmt_vid_overlay,
2375         .vidioc_s_fmt_vid_overlay       = saa7134_s_fmt_vid_overlay,
2376         .vidioc_g_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2377         .vidioc_try_fmt_vbi_cap         = saa7134_try_get_set_fmt_vbi_cap,
2378         .vidioc_s_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2379         .vidioc_cropcap                 = saa7134_cropcap,
2380         .vidioc_reqbufs                 = saa7134_reqbufs,
2381         .vidioc_querybuf                = saa7134_querybuf,
2382         .vidioc_qbuf                    = saa7134_qbuf,
2383         .vidioc_dqbuf                   = saa7134_dqbuf,
2384         .vidioc_s_std                   = saa7134_s_std,
2385         .vidioc_g_std                   = saa7134_g_std,
2386         .vidioc_enum_input              = saa7134_enum_input,
2387         .vidioc_g_input                 = saa7134_g_input,
2388         .vidioc_s_input                 = saa7134_s_input,
2389         .vidioc_queryctrl               = saa7134_queryctrl,
2390         .vidioc_g_ctrl                  = saa7134_g_ctrl,
2391         .vidioc_s_ctrl                  = saa7134_s_ctrl,
2392         .vidioc_streamon                = saa7134_streamon,
2393         .vidioc_streamoff               = saa7134_streamoff,
2394         .vidioc_g_tuner                 = saa7134_g_tuner,
2395         .vidioc_s_tuner                 = saa7134_s_tuner,
2396         .vidioc_g_crop                  = saa7134_g_crop,
2397         .vidioc_s_crop                  = saa7134_s_crop,
2398         .vidioc_g_fbuf                  = saa7134_g_fbuf,
2399         .vidioc_s_fbuf                  = saa7134_s_fbuf,
2400         .vidioc_overlay                 = saa7134_overlay,
2401         .vidioc_g_frequency             = saa7134_g_frequency,
2402         .vidioc_s_frequency             = saa7134_s_frequency,
2403 #ifdef CONFIG_VIDEO_ADV_DEBUG
2404         .vidioc_g_register              = vidioc_g_register,
2405         .vidioc_s_register              = vidioc_s_register,
2406 #endif
2407 };
2408
2409 static const struct v4l2_file_operations radio_fops = {
2410         .owner    = THIS_MODULE,
2411         .open     = video_open,
2412         .read     = radio_read,
2413         .release  = video_release,
2414         .ioctl    = video_ioctl2,
2415         .poll     = radio_poll,
2416 };
2417
2418 static const struct v4l2_ioctl_ops radio_ioctl_ops = {
2419         .vidioc_querycap        = saa7134_querycap,
2420         .vidioc_g_tuner         = radio_g_tuner,
2421         .vidioc_enum_input      = radio_enum_input,
2422         .vidioc_s_tuner         = radio_s_tuner,
2423         .vidioc_s_input         = radio_s_input,
2424         .vidioc_s_std           = radio_s_std,
2425         .vidioc_queryctrl       = radio_queryctrl,
2426         .vidioc_g_input         = radio_g_input,
2427         .vidioc_g_ctrl          = saa7134_g_ctrl,
2428         .vidioc_s_ctrl          = saa7134_s_ctrl,
2429         .vidioc_g_frequency     = saa7134_g_frequency,
2430         .vidioc_s_frequency     = saa7134_s_frequency,
2431 };
2432
2433 /* ----------------------------------------------------------- */
2434 /* exported stuff                                              */
2435
2436 struct video_device saa7134_video_template = {
2437         .name                           = "saa7134-video",
2438         .fops                           = &video_fops,
2439         .ioctl_ops                      = &video_ioctl_ops,
2440         .tvnorms                        = SAA7134_NORMS,
2441 };
2442
2443 struct video_device saa7134_radio_template = {
2444         .name                   = "saa7134-radio",
2445         .fops                   = &radio_fops,
2446         .ioctl_ops              = &radio_ioctl_ops,
2447 };
2448
2449 int saa7134_video_init1(struct saa7134_dev *dev)
2450 {
2451         /* sanitycheck insmod options */
2452         if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME)
2453                 gbuffers = 2;
2454         if (gbufsize > gbufsize_max)
2455                 gbufsize = gbufsize_max;
2456         gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK;
2457
2458         /* put some sensible defaults into the data structures ... */
2459         dev->ctl_bright     = ctrl_by_id(V4L2_CID_BRIGHTNESS)->default_value;
2460         dev->ctl_contrast   = ctrl_by_id(V4L2_CID_CONTRAST)->default_value;
2461         dev->ctl_hue        = ctrl_by_id(V4L2_CID_HUE)->default_value;
2462         dev->ctl_saturation = ctrl_by_id(V4L2_CID_SATURATION)->default_value;
2463         dev->ctl_volume     = ctrl_by_id(V4L2_CID_AUDIO_VOLUME)->default_value;
2464         dev->ctl_mute       = 1; // ctrl_by_id(V4L2_CID_AUDIO_MUTE)->default_value;
2465         dev->ctl_invert     = ctrl_by_id(V4L2_CID_PRIVATE_INVERT)->default_value;
2466         dev->ctl_automute   = ctrl_by_id(V4L2_CID_PRIVATE_AUTOMUTE)->default_value;
2467
2468         if (dev->tda9887_conf && dev->ctl_automute)
2469                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
2470         dev->automute       = 0;
2471
2472         INIT_LIST_HEAD(&dev->video_q.queue);
2473         init_timer(&dev->video_q.timeout);
2474         dev->video_q.timeout.function = saa7134_buffer_timeout;
2475         dev->video_q.timeout.data     = (unsigned long)(&dev->video_q);
2476         dev->video_q.dev              = dev;
2477         dev->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
2478         dev->width    = 720;
2479         dev->height   = 576;
2480         dev->win.w.width = dev->width;
2481         dev->win.w.height = dev->height;
2482         dev->win.field = V4L2_FIELD_INTERLACED;
2483         dev->ovbuf.fmt.width = dev->width;
2484         dev->ovbuf.fmt.height = dev->height;
2485         dev->ovbuf.fmt.pixelformat = dev->fmt->fourcc;
2486         dev->ovbuf.fmt.colorspace = V4L2_COLORSPACE_SMPTE170M;
2487
2488         if (saa7134_boards[dev->board].video_out)
2489                 saa7134_videoport_init(dev);
2490
2491         return 0;
2492 }
2493
2494 int saa7134_videoport_init(struct saa7134_dev *dev)
2495 {
2496         /* enable video output */
2497         int vo = saa7134_boards[dev->board].video_out;
2498         int video_reg;
2499         unsigned int vid_port_opts = saa7134_boards[dev->board].vid_port_opts;
2500
2501         /* Configure videoport */
2502         saa_writeb(SAA7134_VIDEO_PORT_CTRL0, video_out[vo][0]);
2503         video_reg = video_out[vo][1];
2504         if (vid_port_opts & SET_T_CODE_POLARITY_NON_INVERTED)
2505                 video_reg &= ~VP_T_CODE_P_INVERTED;
2506         saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_reg);
2507         saa_writeb(SAA7134_VIDEO_PORT_CTRL2, video_out[vo][2]);
2508         saa_writeb(SAA7134_VIDEO_PORT_CTRL4, video_out[vo][4]);
2509         video_reg = video_out[vo][5];
2510         if (vid_port_opts & SET_CLOCK_NOT_DELAYED)
2511                 video_reg &= ~VP_CLK_CTRL2_DELAYED;
2512         if (vid_port_opts & SET_CLOCK_INVERTED)
2513                 video_reg |= VP_CLK_CTRL1_INVERTED;
2514         saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_reg);
2515         video_reg = video_out[vo][6];
2516         if (vid_port_opts & SET_VSYNC_OFF) {
2517                 video_reg &= ~VP_VS_TYPE_MASK;
2518                 video_reg |= VP_VS_TYPE_OFF;
2519         }
2520         saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_reg);
2521         saa_writeb(SAA7134_VIDEO_PORT_CTRL7, video_out[vo][7]);
2522         saa_writeb(SAA7134_VIDEO_PORT_CTRL8, video_out[vo][8]);
2523
2524         /* Start videoport */
2525         saa_writeb(SAA7134_VIDEO_PORT_CTRL3, video_out[vo][3]);
2526
2527         return 0;
2528 }
2529
2530 int saa7134_video_init2(struct saa7134_dev *dev)
2531 {
2532         /* init video hw */
2533         set_tvnorm(dev,&tvnorms[0]);
2534         video_mux(dev,0);
2535         saa7134_tvaudio_setmute(dev);
2536         saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
2537         return 0;
2538 }
2539
2540 void saa7134_irq_video_signalchange(struct saa7134_dev *dev)
2541 {
2542         static const char *st[] = {
2543                 "(no signal)", "NTSC", "PAL", "SECAM" };
2544         u32 st1,st2;
2545
2546         st1 = saa_readb(SAA7134_STATUS_VIDEO1);
2547         st2 = saa_readb(SAA7134_STATUS_VIDEO2);
2548         dprintk("DCSDT: pll: %s, sync: %s, norm: %s\n",
2549                 (st1 & 0x40) ? "not locked" : "locked",
2550                 (st2 & 0x40) ? "no"         : "yes",
2551                 st[st1 & 0x03]);
2552         dev->nosignal = (st1 & 0x40) || (st2 & 0x40)  || !(st2 & 0x1);
2553
2554         if (dev->nosignal) {
2555                 /* no video signal -> mute audio */
2556                 if (dev->ctl_automute)
2557                         dev->automute = 1;
2558                 saa7134_tvaudio_setmute(dev);
2559         } else {
2560                 /* wake up tvaudio audio carrier scan thread */
2561                 saa7134_tvaudio_do_scan(dev);
2562         }
2563
2564         if ((st2 & 0x80) && !noninterlaced && !dev->nosignal)
2565                 saa_clearb(SAA7134_SYNC_CTRL, 0x20);
2566         else
2567                 saa_setb(SAA7134_SYNC_CTRL, 0x20);
2568
2569         if (dev->mops && dev->mops->signal_change)
2570                 dev->mops->signal_change(dev);
2571 }
2572
2573
2574 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status)
2575 {
2576         enum v4l2_field field;
2577
2578         spin_lock(&dev->slock);
2579         if (dev->video_q.curr) {
2580                 dev->video_fieldcount++;
2581                 field = dev->video_q.curr->vb.field;
2582                 if (V4L2_FIELD_HAS_BOTH(field)) {
2583                         /* make sure we have seen both fields */
2584                         if ((status & 0x10) == 0x00) {
2585                                 dev->video_q.curr->top_seen = 1;
2586                                 goto done;
2587                         }
2588                         if (!dev->video_q.curr->top_seen)
2589                                 goto done;
2590                 } else if (field == V4L2_FIELD_TOP) {
2591                         if ((status & 0x10) != 0x10)
2592                                 goto done;
2593                 } else if (field == V4L2_FIELD_BOTTOM) {
2594                         if ((status & 0x10) != 0x00)
2595                                 goto done;
2596                 }
2597                 dev->video_q.curr->vb.field_count = dev->video_fieldcount;
2598                 saa7134_buffer_finish(dev,&dev->video_q,VIDEOBUF_DONE);
2599         }
2600         saa7134_buffer_next(dev,&dev->video_q);
2601
2602  done:
2603         spin_unlock(&dev->slock);
2604 }
2605
2606 /* ----------------------------------------------------------- */
2607 /*
2608  * Local variables:
2609  * c-basic-offset: 8
2610  * End:
2611  */