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_dev *dev = q->priv_data;
1022         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1023         unsigned int size;
1024         int err;
1025
1026         /* sanity checks */
1027         if (NULL == dev->fmt)
1028                 return -EINVAL;
1029         if (dev->width    < 48 ||
1030             dev->height   < 32 ||
1031             dev->width/4  > dev->crop_current.width  ||
1032             dev->height/4 > dev->crop_current.height ||
1033             dev->width    > dev->crop_bounds.width  ||
1034             dev->height   > dev->crop_bounds.height)
1035                 return -EINVAL;
1036         size = (dev->width * dev->height * dev->fmt->depth) >> 3;
1037         if (0 != buf->vb.baddr  &&  buf->vb.bsize < size)
1038                 return -EINVAL;
1039
1040         dprintk("buffer_prepare [%d,size=%dx%d,bytes=%d,fields=%s,%s]\n",
1041                 vb->i, dev->width, dev->height, size, v4l2_field_names[field],
1042                 dev->fmt->name);
1043         if (buf->vb.width  != dev->width  ||
1044             buf->vb.height != dev->height ||
1045             buf->vb.size   != size       ||
1046             buf->vb.field  != field      ||
1047             buf->fmt       != dev->fmt) {
1048                 saa7134_dma_free(q,buf);
1049         }
1050
1051         if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
1052                 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
1053
1054                 buf->vb.width  = dev->width;
1055                 buf->vb.height = dev->height;
1056                 buf->vb.size   = size;
1057                 buf->vb.field  = field;
1058                 buf->fmt       = dev->fmt;
1059                 buf->pt        = &dev->pt_cap;
1060                 dev->video_q.curr = NULL;
1061
1062                 err = videobuf_iolock(q,&buf->vb,&dev->ovbuf);
1063                 if (err)
1064                         goto oops;
1065                 err = saa7134_pgtable_build(dev->pci,buf->pt,
1066                                             dma->sglist,
1067                                             dma->sglen,
1068                                             saa7134_buffer_startpage(buf));
1069                 if (err)
1070                         goto oops;
1071         }
1072         buf->vb.state = VIDEOBUF_PREPARED;
1073         buf->activate = buffer_activate;
1074         return 0;
1075
1076  oops:
1077         saa7134_dma_free(q,buf);
1078         return err;
1079 }
1080
1081 static int
1082 buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
1083 {
1084         struct saa7134_dev *dev = q->priv_data;
1085
1086         *size = dev->fmt->depth * dev->width * dev->height >> 3;
1087         if (0 == *count)
1088                 *count = gbuffers;
1089         *count = saa7134_buffer_count(*size,*count);
1090         return 0;
1091 }
1092
1093 static void buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
1094 {
1095         struct saa7134_dev *dev = q->priv_data;
1096         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1097
1098         saa7134_buffer_queue(dev, &dev->video_q, buf);
1099 }
1100
1101 static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
1102 {
1103         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1104
1105         saa7134_dma_free(q,buf);
1106 }
1107
1108 static struct videobuf_queue_ops video_qops = {
1109         .buf_setup    = buffer_setup,
1110         .buf_prepare  = buffer_prepare,
1111         .buf_queue    = buffer_queue,
1112         .buf_release  = buffer_release,
1113 };
1114
1115 /* ------------------------------------------------------------------ */
1116
1117 int saa7134_g_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c)
1118 {
1119         const struct v4l2_queryctrl* ctrl;
1120
1121         ctrl = ctrl_by_id(c->id);
1122         if (NULL == ctrl)
1123                 return -EINVAL;
1124         switch (c->id) {
1125         case V4L2_CID_BRIGHTNESS:
1126                 c->value = dev->ctl_bright;
1127                 break;
1128         case V4L2_CID_HUE:
1129                 c->value = dev->ctl_hue;
1130                 break;
1131         case V4L2_CID_CONTRAST:
1132                 c->value = dev->ctl_contrast;
1133                 break;
1134         case V4L2_CID_SATURATION:
1135                 c->value = dev->ctl_saturation;
1136                 break;
1137         case V4L2_CID_AUDIO_MUTE:
1138                 c->value = dev->ctl_mute;
1139                 break;
1140         case V4L2_CID_AUDIO_VOLUME:
1141                 c->value = dev->ctl_volume;
1142                 break;
1143         case V4L2_CID_PRIVATE_INVERT:
1144                 c->value = dev->ctl_invert;
1145                 break;
1146         case V4L2_CID_HFLIP:
1147                 c->value = dev->ctl_mirror;
1148                 break;
1149         case V4L2_CID_PRIVATE_Y_EVEN:
1150                 c->value = dev->ctl_y_even;
1151                 break;
1152         case V4L2_CID_PRIVATE_Y_ODD:
1153                 c->value = dev->ctl_y_odd;
1154                 break;
1155         case V4L2_CID_PRIVATE_AUTOMUTE:
1156                 c->value = dev->ctl_automute;
1157                 break;
1158         default:
1159                 return -EINVAL;
1160         }
1161         return 0;
1162 }
1163 EXPORT_SYMBOL_GPL(saa7134_g_ctrl_internal);
1164
1165 static int saa7134_g_ctrl(struct file *file, void *priv, struct v4l2_control *c)
1166 {
1167         struct saa7134_fh *fh = priv;
1168
1169         return saa7134_g_ctrl_internal(fh->dev, fh, c);
1170 }
1171
1172 int saa7134_s_ctrl_internal(struct saa7134_dev *dev,  struct saa7134_fh *fh, struct v4l2_control *c)
1173 {
1174         const struct v4l2_queryctrl* ctrl;
1175         unsigned long flags;
1176         int restart_overlay = 0;
1177         int err;
1178
1179         err = -EINVAL;
1180
1181         mutex_lock(&dev->lock);
1182
1183         ctrl = ctrl_by_id(c->id);
1184         if (NULL == ctrl)
1185                 goto error;
1186
1187         dprintk("set_control name=%s val=%d\n",ctrl->name,c->value);
1188         switch (ctrl->type) {
1189         case V4L2_CTRL_TYPE_BOOLEAN:
1190         case V4L2_CTRL_TYPE_MENU:
1191         case V4L2_CTRL_TYPE_INTEGER:
1192                 if (c->value < ctrl->minimum)
1193                         c->value = ctrl->minimum;
1194                 if (c->value > ctrl->maximum)
1195                         c->value = ctrl->maximum;
1196                 break;
1197         default:
1198                 /* nothing */;
1199         }
1200         switch (c->id) {
1201         case V4L2_CID_BRIGHTNESS:
1202                 dev->ctl_bright = c->value;
1203                 saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
1204                 break;
1205         case V4L2_CID_HUE:
1206                 dev->ctl_hue = c->value;
1207                 saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
1208                 break;
1209         case V4L2_CID_CONTRAST:
1210                 dev->ctl_contrast = c->value;
1211                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1212                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1213                 break;
1214         case V4L2_CID_SATURATION:
1215                 dev->ctl_saturation = c->value;
1216                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1217                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1218                 break;
1219         case V4L2_CID_AUDIO_MUTE:
1220                 dev->ctl_mute = c->value;
1221                 saa7134_tvaudio_setmute(dev);
1222                 break;
1223         case V4L2_CID_AUDIO_VOLUME:
1224                 dev->ctl_volume = c->value;
1225                 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
1226                 break;
1227         case V4L2_CID_PRIVATE_INVERT:
1228                 dev->ctl_invert = c->value;
1229                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1230                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1231                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1232                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1233                 break;
1234         case V4L2_CID_HFLIP:
1235                 dev->ctl_mirror = c->value;
1236                 restart_overlay = 1;
1237                 break;
1238         case V4L2_CID_PRIVATE_Y_EVEN:
1239                 dev->ctl_y_even = c->value;
1240                 restart_overlay = 1;
1241                 break;
1242         case V4L2_CID_PRIVATE_Y_ODD:
1243                 dev->ctl_y_odd = c->value;
1244                 restart_overlay = 1;
1245                 break;
1246         case V4L2_CID_PRIVATE_AUTOMUTE:
1247         {
1248                 struct v4l2_priv_tun_config tda9887_cfg;
1249
1250                 tda9887_cfg.tuner = TUNER_TDA9887;
1251                 tda9887_cfg.priv = &dev->tda9887_conf;
1252
1253                 dev->ctl_automute = c->value;
1254                 if (dev->tda9887_conf) {
1255                         if (dev->ctl_automute)
1256                                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
1257                         else
1258                                 dev->tda9887_conf &= ~TDA9887_AUTOMUTE;
1259
1260                         saa_call_all(dev, tuner, s_config, &tda9887_cfg);
1261                 }
1262                 break;
1263         }
1264         default:
1265                 goto error;
1266         }
1267         if (restart_overlay && fh && res_check(fh, RESOURCE_OVERLAY)) {
1268                 spin_lock_irqsave(&dev->slock,flags);
1269                 stop_preview(dev,fh);
1270                 start_preview(dev,fh);
1271                 spin_unlock_irqrestore(&dev->slock,flags);
1272         }
1273         err = 0;
1274
1275 error:
1276         mutex_unlock(&dev->lock);
1277         return err;
1278 }
1279 EXPORT_SYMBOL_GPL(saa7134_s_ctrl_internal);
1280
1281 static int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c)
1282 {
1283         struct saa7134_fh *fh = f;
1284
1285         return saa7134_s_ctrl_internal(fh->dev, fh, c);
1286 }
1287
1288 /* ------------------------------------------------------------------ */
1289
1290 static struct videobuf_queue *saa7134_queue(struct file *file)
1291 {
1292         struct video_device *vdev = video_devdata(file);
1293         struct saa7134_fh *fh = file->private_data;
1294         struct saa7134_dev *dev = fh->dev;
1295         struct videobuf_queue *q = NULL;
1296
1297         switch (vdev->vfl_type) {
1298         case VFL_TYPE_GRABBER:
1299                 q = &dev->cap;
1300                 break;
1301         case VFL_TYPE_VBI:
1302                 q = &dev->vbi;
1303                 break;
1304         default:
1305                 BUG();
1306         }
1307         return q;
1308 }
1309
1310 static int saa7134_resource(struct file *file)
1311 {
1312         struct video_device *vdev = video_devdata(file);
1313
1314         if (vdev->vfl_type == VFL_TYPE_GRABBER)
1315                 return RESOURCE_VIDEO;
1316
1317         if (vdev->vfl_type == VFL_TYPE_VBI)
1318                 return RESOURCE_VBI;
1319
1320         BUG();
1321         return 0;
1322 }
1323
1324 static int video_open(struct file *file)
1325 {
1326         struct video_device *vdev = video_devdata(file);
1327         struct saa7134_dev *dev = video_drvdata(file);
1328         struct saa7134_fh *fh;
1329
1330         /* allocate + initialize per filehandle data */
1331         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
1332         if (NULL == fh)
1333                 return -ENOMEM;
1334
1335         v4l2_fh_init(&fh->fh, vdev);
1336         file->private_data = fh;
1337         fh->dev      = dev;
1338
1339         if (vdev->vfl_type == VFL_TYPE_RADIO) {
1340                 /* switch to radio mode */
1341                 saa7134_tvaudio_setinput(dev,&card(dev).radio);
1342                 saa_call_all(dev, tuner, s_radio);
1343         } else {
1344                 /* switch to video/vbi mode */
1345                 video_mux(dev,dev->ctl_input);
1346         }
1347         v4l2_fh_add(&fh->fh);
1348
1349         return 0;
1350 }
1351
1352 static ssize_t
1353 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1354 {
1355         struct video_device *vdev = video_devdata(file);
1356         struct saa7134_fh *fh = file->private_data;
1357
1358         switch (vdev->vfl_type) {
1359         case VFL_TYPE_GRABBER:
1360                 if (res_locked(fh->dev,RESOURCE_VIDEO))
1361                         return -EBUSY;
1362                 return videobuf_read_one(saa7134_queue(file),
1363                                          data, count, ppos,
1364                                          file->f_flags & O_NONBLOCK);
1365         case VFL_TYPE_VBI:
1366                 if (!res_get(fh->dev,fh,RESOURCE_VBI))
1367                         return -EBUSY;
1368                 return videobuf_read_stream(saa7134_queue(file),
1369                                             data, count, ppos, 1,
1370                                             file->f_flags & O_NONBLOCK);
1371                 break;
1372         default:
1373                 BUG();
1374                 return 0;
1375         }
1376 }
1377
1378 static unsigned int
1379 video_poll(struct file *file, struct poll_table_struct *wait)
1380 {
1381         struct video_device *vdev = video_devdata(file);
1382         struct saa7134_fh *fh = file->private_data;
1383         struct saa7134_dev *dev = fh->dev;
1384         struct videobuf_buffer *buf = NULL;
1385         unsigned int rc = 0;
1386
1387         if (vdev->vfl_type == VFL_TYPE_VBI)
1388                 return videobuf_poll_stream(file, &dev->vbi, wait);
1389
1390         if (res_check(fh,RESOURCE_VIDEO)) {
1391                 mutex_lock(&dev->cap.vb_lock);
1392                 if (!list_empty(&dev->cap.stream))
1393                         buf = list_entry(dev->cap.stream.next, struct videobuf_buffer, stream);
1394         } else {
1395                 mutex_lock(&dev->cap.vb_lock);
1396                 if (UNSET == dev->cap.read_off) {
1397                         /* need to capture a new frame */
1398                         if (res_locked(fh->dev,RESOURCE_VIDEO))
1399                                 goto err;
1400                         if (0 != dev->cap.ops->buf_prepare(&dev->cap,
1401                                         dev->cap.read_buf, dev->cap.field))
1402                                 goto err;
1403                         dev->cap.ops->buf_queue(&dev->cap, dev->cap.read_buf);
1404                         dev->cap.read_off = 0;
1405                 }
1406                 buf = dev->cap.read_buf;
1407         }
1408
1409         if (!buf)
1410                 goto err;
1411
1412         poll_wait(file, &buf->done, wait);
1413         if (buf->state == VIDEOBUF_DONE ||
1414             buf->state == VIDEOBUF_ERROR)
1415                 rc = POLLIN|POLLRDNORM;
1416         mutex_unlock(&dev->cap.vb_lock);
1417         return rc;
1418
1419 err:
1420         mutex_unlock(&dev->cap.vb_lock);
1421         return POLLERR;
1422 }
1423
1424 static int video_release(struct file *file)
1425 {
1426         struct video_device *vdev = video_devdata(file);
1427         struct saa7134_fh  *fh  = file->private_data;
1428         struct saa7134_dev *dev = fh->dev;
1429         struct saa6588_command cmd;
1430         unsigned long flags;
1431
1432         saa7134_tvaudio_close(dev);
1433
1434         /* turn off overlay */
1435         if (res_check(fh, RESOURCE_OVERLAY)) {
1436                 spin_lock_irqsave(&dev->slock,flags);
1437                 stop_preview(dev,fh);
1438                 spin_unlock_irqrestore(&dev->slock,flags);
1439                 res_free(dev,fh,RESOURCE_OVERLAY);
1440         }
1441
1442         /* stop video capture */
1443         if (res_check(fh, RESOURCE_VIDEO)) {
1444                 pm_qos_remove_request(&dev->qos_request);
1445                 videobuf_streamoff(&dev->cap);
1446                 res_free(dev,fh,RESOURCE_VIDEO);
1447                 videobuf_mmap_free(&dev->cap);
1448         }
1449         if (dev->cap.read_buf) {
1450                 buffer_release(&dev->cap, dev->cap.read_buf);
1451                 kfree(dev->cap.read_buf);
1452         }
1453
1454         /* stop vbi capture */
1455         if (res_check(fh, RESOURCE_VBI)) {
1456                 videobuf_stop(&dev->vbi);
1457                 res_free(dev,fh,RESOURCE_VBI);
1458                 videobuf_mmap_free(&dev->vbi);
1459         }
1460
1461         /* ts-capture will not work in planar mode, so turn it off Hac: 04.05*/
1462         saa_andorb(SAA7134_OFMT_VIDEO_A, 0x1f, 0);
1463         saa_andorb(SAA7134_OFMT_VIDEO_B, 0x1f, 0);
1464         saa_andorb(SAA7134_OFMT_DATA_A, 0x1f, 0);
1465         saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0);
1466
1467         saa_call_all(dev, core, s_power, 0);
1468         if (vdev->vfl_type == VFL_TYPE_RADIO)
1469                 saa_call_all(dev, core, ioctl, SAA6588_CMD_CLOSE, &cmd);
1470
1471         v4l2_fh_del(&fh->fh);
1472         v4l2_fh_exit(&fh->fh);
1473         file->private_data = NULL;
1474         kfree(fh);
1475         return 0;
1476 }
1477
1478 static int video_mmap(struct file *file, struct vm_area_struct * vma)
1479 {
1480         return videobuf_mmap_mapper(saa7134_queue(file), vma);
1481 }
1482
1483 static ssize_t radio_read(struct file *file, char __user *data,
1484                          size_t count, loff_t *ppos)
1485 {
1486         struct saa7134_fh *fh = file->private_data;
1487         struct saa7134_dev *dev = fh->dev;
1488         struct saa6588_command cmd;
1489
1490         cmd.block_count = count/3;
1491         cmd.buffer = data;
1492         cmd.instance = file;
1493         cmd.result = -ENODEV;
1494
1495         saa_call_all(dev, core, ioctl, SAA6588_CMD_READ, &cmd);
1496
1497         return cmd.result;
1498 }
1499
1500 static unsigned int radio_poll(struct file *file, poll_table *wait)
1501 {
1502         struct saa7134_fh *fh = file->private_data;
1503         struct saa7134_dev *dev = fh->dev;
1504         struct saa6588_command cmd;
1505
1506         cmd.instance = file;
1507         cmd.event_list = wait;
1508         cmd.result = -ENODEV;
1509         saa_call_all(dev, core, ioctl, SAA6588_CMD_POLL, &cmd);
1510
1511         return cmd.result;
1512 }
1513
1514 /* ------------------------------------------------------------------ */
1515
1516 static int saa7134_try_get_set_fmt_vbi_cap(struct file *file, void *priv,
1517                                                 struct v4l2_format *f)
1518 {
1519         struct saa7134_fh *fh = priv;
1520         struct saa7134_dev *dev = fh->dev;
1521         struct saa7134_tvnorm *norm = dev->tvnorm;
1522
1523         memset(&f->fmt.vbi.reserved, 0, sizeof(f->fmt.vbi.reserved));
1524         f->fmt.vbi.sampling_rate = 6750000 * 4;
1525         f->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */;
1526         f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
1527         f->fmt.vbi.offset = 64 * 4;
1528         f->fmt.vbi.start[0] = norm->vbi_v_start_0;
1529         f->fmt.vbi.count[0] = norm->vbi_v_stop_0 - norm->vbi_v_start_0 +1;
1530         f->fmt.vbi.start[1] = norm->vbi_v_start_1;
1531         f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
1532         f->fmt.vbi.flags = 0; /* VBI_UNSYNC VBI_INTERLACED */
1533
1534         return 0;
1535 }
1536
1537 static int saa7134_g_fmt_vid_cap(struct file *file, void *priv,
1538                                 struct v4l2_format *f)
1539 {
1540         struct saa7134_fh *fh = priv;
1541         struct saa7134_dev *dev = fh->dev;
1542
1543         f->fmt.pix.width        = dev->width;
1544         f->fmt.pix.height       = dev->height;
1545         f->fmt.pix.field        = dev->cap.field;
1546         f->fmt.pix.pixelformat  = dev->fmt->fourcc;
1547         f->fmt.pix.bytesperline =
1548                 (f->fmt.pix.width * dev->fmt->depth) >> 3;
1549         f->fmt.pix.sizeimage =
1550                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1551         f->fmt.pix.colorspace   = V4L2_COLORSPACE_SMPTE170M;
1552         f->fmt.pix.priv = 0;
1553         return 0;
1554 }
1555
1556 static int saa7134_g_fmt_vid_overlay(struct file *file, void *priv,
1557                                 struct v4l2_format *f)
1558 {
1559         struct saa7134_fh *fh = priv;
1560         struct saa7134_dev *dev = fh->dev;
1561         struct v4l2_clip __user *clips = f->fmt.win.clips;
1562         u32 clipcount = f->fmt.win.clipcount;
1563         int err = 0;
1564         int i;
1565
1566         if (saa7134_no_overlay > 0) {
1567                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1568                 return -EINVAL;
1569         }
1570         mutex_lock(&dev->lock);
1571         f->fmt.win = dev->win;
1572         f->fmt.win.clips = clips;
1573         if (clips == NULL)
1574                 clipcount = 0;
1575         if (dev->nclips < clipcount)
1576                 clipcount = dev->nclips;
1577         f->fmt.win.clipcount = clipcount;
1578
1579         for (i = 0; !err && i < clipcount; i++) {
1580                 if (copy_to_user(&f->fmt.win.clips[i].c, &dev->clips[i].c,
1581                                         sizeof(struct v4l2_rect)))
1582                         err = -EFAULT;
1583         }
1584         mutex_unlock(&dev->lock);
1585
1586         return err;
1587 }
1588
1589 static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
1590                                                 struct v4l2_format *f)
1591 {
1592         struct saa7134_fh *fh = priv;
1593         struct saa7134_dev *dev = fh->dev;
1594         struct saa7134_format *fmt;
1595         enum v4l2_field field;
1596         unsigned int maxw, maxh;
1597
1598         fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1599         if (NULL == fmt)
1600                 return -EINVAL;
1601
1602         field = f->fmt.pix.field;
1603         maxw  = min(dev->crop_current.width*4,  dev->crop_bounds.width);
1604         maxh  = min(dev->crop_current.height*4, dev->crop_bounds.height);
1605
1606         if (V4L2_FIELD_ANY == field) {
1607                 field = (f->fmt.pix.height > maxh/2)
1608                         ? V4L2_FIELD_INTERLACED
1609                         : V4L2_FIELD_BOTTOM;
1610         }
1611         switch (field) {
1612         case V4L2_FIELD_TOP:
1613         case V4L2_FIELD_BOTTOM:
1614                 maxh = maxh / 2;
1615                 break;
1616         default:
1617                 field = V4L2_FIELD_INTERLACED;
1618                 break;
1619         }
1620
1621         f->fmt.pix.field = field;
1622         if (f->fmt.pix.width  < 48)
1623                 f->fmt.pix.width  = 48;
1624         if (f->fmt.pix.height < 32)
1625                 f->fmt.pix.height = 32;
1626         if (f->fmt.pix.width > maxw)
1627                 f->fmt.pix.width = maxw;
1628         if (f->fmt.pix.height > maxh)
1629                 f->fmt.pix.height = maxh;
1630         f->fmt.pix.width &= ~0x03;
1631         f->fmt.pix.bytesperline =
1632                 (f->fmt.pix.width * fmt->depth) >> 3;
1633         f->fmt.pix.sizeimage =
1634                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1635         f->fmt.pix.colorspace   = V4L2_COLORSPACE_SMPTE170M;
1636         f->fmt.pix.priv = 0;
1637
1638         return 0;
1639 }
1640
1641 static int saa7134_try_fmt_vid_overlay(struct file *file, void *priv,
1642                                                 struct v4l2_format *f)
1643 {
1644         struct saa7134_fh *fh = priv;
1645         struct saa7134_dev *dev = fh->dev;
1646
1647         if (saa7134_no_overlay > 0) {
1648                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1649                 return -EINVAL;
1650         }
1651
1652         if (f->fmt.win.clips == NULL)
1653                 f->fmt.win.clipcount = 0;
1654         return verify_preview(dev, &f->fmt.win, true);
1655 }
1656
1657 static int saa7134_s_fmt_vid_cap(struct file *file, void *priv,
1658                                         struct v4l2_format *f)
1659 {
1660         struct saa7134_fh *fh = priv;
1661         struct saa7134_dev *dev = fh->dev;
1662         int err;
1663
1664         err = saa7134_try_fmt_vid_cap(file, priv, f);
1665         if (0 != err)
1666                 return err;
1667
1668         dev->fmt       = format_by_fourcc(f->fmt.pix.pixelformat);
1669         dev->width     = f->fmt.pix.width;
1670         dev->height    = f->fmt.pix.height;
1671         dev->cap.field = f->fmt.pix.field;
1672         return 0;
1673 }
1674
1675 static int saa7134_s_fmt_vid_overlay(struct file *file, void *priv,
1676                                         struct v4l2_format *f)
1677 {
1678         struct saa7134_fh *fh = priv;
1679         struct saa7134_dev *dev = fh->dev;
1680         int err;
1681         unsigned long flags;
1682
1683         if (saa7134_no_overlay > 0) {
1684                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1685                 return -EINVAL;
1686         }
1687         if (f->fmt.win.clips == NULL)
1688                 f->fmt.win.clipcount = 0;
1689         err = verify_preview(dev, &f->fmt.win, true);
1690         if (0 != err)
1691                 return err;
1692
1693         mutex_lock(&dev->lock);
1694
1695         dev->win    = f->fmt.win;
1696         dev->nclips = f->fmt.win.clipcount;
1697
1698         if (copy_from_user(dev->clips, f->fmt.win.clips,
1699                            sizeof(struct v4l2_clip) * dev->nclips)) {
1700                 mutex_unlock(&dev->lock);
1701                 return -EFAULT;
1702         }
1703
1704         if (res_check(fh, RESOURCE_OVERLAY)) {
1705                 spin_lock_irqsave(&dev->slock, flags);
1706                 stop_preview(dev, fh);
1707                 start_preview(dev, fh);
1708                 spin_unlock_irqrestore(&dev->slock, flags);
1709         }
1710
1711         mutex_unlock(&dev->lock);
1712         return 0;
1713 }
1714
1715 int saa7134_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c)
1716 {
1717         const struct v4l2_queryctrl *ctrl;
1718
1719         if ((c->id <  V4L2_CID_BASE ||
1720              c->id >= V4L2_CID_LASTP1) &&
1721             (c->id <  V4L2_CID_PRIVATE_BASE ||
1722              c->id >= V4L2_CID_PRIVATE_LASTP1))
1723                 return -EINVAL;
1724         ctrl = ctrl_by_id(c->id);
1725         *c = (NULL != ctrl) ? *ctrl : no_ctrl;
1726         return 0;
1727 }
1728 EXPORT_SYMBOL_GPL(saa7134_queryctrl);
1729
1730 static int saa7134_enum_input(struct file *file, void *priv,
1731                                         struct v4l2_input *i)
1732 {
1733         struct saa7134_fh *fh = priv;
1734         struct saa7134_dev *dev = fh->dev;
1735         unsigned int n;
1736
1737         n = i->index;
1738         if (n >= SAA7134_INPUT_MAX)
1739                 return -EINVAL;
1740         if (NULL == card_in(dev, i->index).name)
1741                 return -EINVAL;
1742         i->index = n;
1743         i->type  = V4L2_INPUT_TYPE_CAMERA;
1744         strcpy(i->name, card_in(dev, n).name);
1745         if (card_in(dev, n).tv)
1746                 i->type = V4L2_INPUT_TYPE_TUNER;
1747         if (n == dev->ctl_input) {
1748                 int v1 = saa_readb(SAA7134_STATUS_VIDEO1);
1749                 int v2 = saa_readb(SAA7134_STATUS_VIDEO2);
1750
1751                 if (0 != (v1 & 0x40))
1752                         i->status |= V4L2_IN_ST_NO_H_LOCK;
1753                 if (0 != (v2 & 0x40))
1754                         i->status |= V4L2_IN_ST_NO_SYNC;
1755                 if (0 != (v2 & 0x0e))
1756                         i->status |= V4L2_IN_ST_MACROVISION;
1757         }
1758         i->std = SAA7134_NORMS;
1759         return 0;
1760 }
1761
1762 static int saa7134_g_input(struct file *file, void *priv, unsigned int *i)
1763 {
1764         struct saa7134_fh *fh = priv;
1765         struct saa7134_dev *dev = fh->dev;
1766
1767         *i = dev->ctl_input;
1768         return 0;
1769 }
1770
1771 static int saa7134_s_input(struct file *file, void *priv, unsigned int i)
1772 {
1773         struct saa7134_fh *fh = priv;
1774         struct saa7134_dev *dev = fh->dev;
1775
1776         if (i >= SAA7134_INPUT_MAX)
1777                 return -EINVAL;
1778         if (NULL == card_in(dev, i).name)
1779                 return -EINVAL;
1780         mutex_lock(&dev->lock);
1781         video_mux(dev, i);
1782         mutex_unlock(&dev->lock);
1783         return 0;
1784 }
1785
1786 static int saa7134_querycap(struct file *file, void  *priv,
1787                                         struct v4l2_capability *cap)
1788 {
1789         struct saa7134_fh *fh = priv;
1790         struct saa7134_dev *dev = fh->dev;
1791         struct video_device *vdev = video_devdata(file);
1792         u32 radio_caps, video_caps, vbi_caps;
1793
1794         unsigned int tuner_type = dev->tuner_type;
1795
1796         strcpy(cap->driver, "saa7134");
1797         strlcpy(cap->card, saa7134_boards[dev->board].name,
1798                 sizeof(cap->card));
1799         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
1800
1801         cap->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
1802         if ((tuner_type != TUNER_ABSENT) && (tuner_type != UNSET))
1803                 cap->device_caps |= V4L2_CAP_TUNER;
1804
1805         radio_caps = V4L2_CAP_RADIO;
1806         if (dev->has_rds)
1807                 radio_caps |= V4L2_CAP_RDS_CAPTURE;
1808
1809         video_caps = V4L2_CAP_VIDEO_CAPTURE;
1810         if (saa7134_no_overlay <= 0)
1811                 video_caps |= V4L2_CAP_VIDEO_OVERLAY;
1812
1813         vbi_caps = V4L2_CAP_VBI_CAPTURE;
1814
1815         switch (vdev->vfl_type) {
1816         case VFL_TYPE_RADIO:
1817                 cap->device_caps |= radio_caps;
1818                 break;
1819         case VFL_TYPE_GRABBER:
1820                 cap->device_caps |= video_caps;
1821                 break;
1822         case VFL_TYPE_VBI:
1823                 cap->device_caps |= vbi_caps;
1824                 break;
1825         }
1826         cap->capabilities = radio_caps | video_caps | vbi_caps |
1827                 cap->device_caps | V4L2_CAP_DEVICE_CAPS;
1828         if (vdev->vfl_type == VFL_TYPE_RADIO) {
1829                 cap->device_caps &= ~V4L2_CAP_STREAMING;
1830                 if (!dev->has_rds)
1831                         cap->device_caps &= ~V4L2_CAP_READWRITE;
1832         }
1833
1834         return 0;
1835 }
1836
1837 int saa7134_s_std_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, v4l2_std_id id)
1838 {
1839         unsigned long flags;
1840         unsigned int i;
1841         v4l2_std_id fixup;
1842
1843         if (!fh && res_locked(dev, RESOURCE_OVERLAY)) {
1844                 /* Don't change the std from the mpeg device
1845                    if overlay is active. */
1846                 return -EBUSY;
1847         }
1848
1849         for (i = 0; i < TVNORMS; i++)
1850                 if (id == tvnorms[i].id)
1851                         break;
1852
1853         if (i == TVNORMS)
1854                 for (i = 0; i < TVNORMS; i++)
1855                         if (id & tvnorms[i].id)
1856                                 break;
1857         if (i == TVNORMS)
1858                 return -EINVAL;
1859
1860         if ((id & V4L2_STD_SECAM) && (secam[0] != '-')) {
1861                 if (secam[0] == 'L' || secam[0] == 'l') {
1862                         if (secam[1] == 'C' || secam[1] == 'c')
1863                                 fixup = V4L2_STD_SECAM_LC;
1864                         else
1865                                 fixup = V4L2_STD_SECAM_L;
1866                 } else {
1867                         if (secam[0] == 'D' || secam[0] == 'd')
1868                                 fixup = V4L2_STD_SECAM_DK;
1869                         else
1870                                 fixup = V4L2_STD_SECAM;
1871                 }
1872                 for (i = 0; i < TVNORMS; i++) {
1873                         if (fixup == tvnorms[i].id)
1874                                 break;
1875                 }
1876                 if (i == TVNORMS)
1877                         return -EINVAL;
1878         }
1879
1880         id = tvnorms[i].id;
1881
1882         mutex_lock(&dev->lock);
1883         if (fh && res_check(fh, RESOURCE_OVERLAY)) {
1884                 spin_lock_irqsave(&dev->slock, flags);
1885                 stop_preview(dev, fh);
1886                 spin_unlock_irqrestore(&dev->slock, flags);
1887
1888                 set_tvnorm(dev, &tvnorms[i]);
1889
1890                 spin_lock_irqsave(&dev->slock, flags);
1891                 start_preview(dev, fh);
1892                 spin_unlock_irqrestore(&dev->slock, flags);
1893         } else
1894                 set_tvnorm(dev, &tvnorms[i]);
1895
1896         saa7134_tvaudio_do_scan(dev);
1897         mutex_unlock(&dev->lock);
1898         return 0;
1899 }
1900 EXPORT_SYMBOL_GPL(saa7134_s_std_internal);
1901
1902 static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id id)
1903 {
1904         struct saa7134_fh *fh = priv;
1905
1906         return saa7134_s_std_internal(fh->dev, fh, id);
1907 }
1908
1909 static int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id)
1910 {
1911         struct saa7134_fh *fh = priv;
1912         struct saa7134_dev *dev = fh->dev;
1913
1914         *id = dev->tvnorm->id;
1915         return 0;
1916 }
1917
1918 static int saa7134_cropcap(struct file *file, void *priv,
1919                                         struct v4l2_cropcap *cap)
1920 {
1921         struct saa7134_fh *fh = priv;
1922         struct saa7134_dev *dev = fh->dev;
1923
1924         if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1925             cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1926                 return -EINVAL;
1927         cap->bounds  = dev->crop_bounds;
1928         cap->defrect = dev->crop_defrect;
1929         cap->pixelaspect.numerator   = 1;
1930         cap->pixelaspect.denominator = 1;
1931         if (dev->tvnorm->id & V4L2_STD_525_60) {
1932                 cap->pixelaspect.numerator   = 11;
1933                 cap->pixelaspect.denominator = 10;
1934         }
1935         if (dev->tvnorm->id & V4L2_STD_625_50) {
1936                 cap->pixelaspect.numerator   = 54;
1937                 cap->pixelaspect.denominator = 59;
1938         }
1939         return 0;
1940 }
1941
1942 static int saa7134_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
1943 {
1944         struct saa7134_fh *fh = f;
1945         struct saa7134_dev *dev = fh->dev;
1946
1947         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1948             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1949                 return -EINVAL;
1950         crop->c = dev->crop_current;
1951         return 0;
1952 }
1953
1954 static int saa7134_s_crop(struct file *file, void *f, const struct v4l2_crop *crop)
1955 {
1956         struct saa7134_fh *fh = f;
1957         struct saa7134_dev *dev = fh->dev;
1958         struct v4l2_rect *b = &dev->crop_bounds;
1959         struct v4l2_rect *c = &dev->crop_current;
1960
1961         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1962             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1963                 return -EINVAL;
1964         if (crop->c.height < 0)
1965                 return -EINVAL;
1966         if (crop->c.width < 0)
1967                 return -EINVAL;
1968
1969         if (res_locked(fh->dev, RESOURCE_OVERLAY))
1970                 return -EBUSY;
1971         if (res_locked(fh->dev, RESOURCE_VIDEO))
1972                 return -EBUSY;
1973
1974         *c = crop->c;
1975         if (c->top < b->top)
1976                 c->top = b->top;
1977         if (c->top > b->top + b->height)
1978                 c->top = b->top + b->height;
1979         if (c->height > b->top - c->top + b->height)
1980                 c->height = b->top - c->top + b->height;
1981
1982         if (c->left < b->left)
1983                 c->left = b->left;
1984         if (c->left > b->left + b->width)
1985                 c->left = b->left + b->width;
1986         if (c->width > b->left - c->left + b->width)
1987                 c->width = b->left - c->left + b->width;
1988         return 0;
1989 }
1990
1991 static int saa7134_g_tuner(struct file *file, void *priv,
1992                                         struct v4l2_tuner *t)
1993 {
1994         struct saa7134_fh *fh = priv;
1995         struct saa7134_dev *dev = fh->dev;
1996         int n;
1997
1998         if (0 != t->index)
1999                 return -EINVAL;
2000         memset(t, 0, sizeof(*t));
2001         for (n = 0; n < SAA7134_INPUT_MAX; n++) {
2002                 if (card_in(dev, n).tv)
2003                         break;
2004         }
2005         if (n == SAA7134_INPUT_MAX)
2006                 return -EINVAL;
2007         if (NULL != card_in(dev, n).name) {
2008                 strcpy(t->name, "Television");
2009                 t->type = V4L2_TUNER_ANALOG_TV;
2010                 saa_call_all(dev, tuner, g_tuner, t);
2011                 t->capability = V4L2_TUNER_CAP_NORM |
2012                         V4L2_TUNER_CAP_STEREO |
2013                         V4L2_TUNER_CAP_LANG1 |
2014                         V4L2_TUNER_CAP_LANG2;
2015                 t->rxsubchans = saa7134_tvaudio_getstereo(dev);
2016                 t->audmode = saa7134_tvaudio_rx2mode(t->rxsubchans);
2017         }
2018         if (0 != (saa_readb(SAA7134_STATUS_VIDEO1) & 0x03))
2019                 t->signal = 0xffff;
2020         return 0;
2021 }
2022
2023 static int saa7134_s_tuner(struct file *file, void *priv,
2024                                         const struct v4l2_tuner *t)
2025 {
2026         struct saa7134_fh *fh = priv;
2027         struct saa7134_dev *dev = fh->dev;
2028         int rx, mode;
2029
2030         if (0 != t->index)
2031                 return -EINVAL;
2032
2033         mode = dev->thread.mode;
2034         if (UNSET == mode) {
2035                 rx   = saa7134_tvaudio_getstereo(dev);
2036                 mode = saa7134_tvaudio_rx2mode(rx);
2037         }
2038         if (mode != t->audmode)
2039                 dev->thread.mode = t->audmode;
2040
2041         return 0;
2042 }
2043
2044 static int saa7134_g_frequency(struct file *file, void *priv,
2045                                         struct v4l2_frequency *f)
2046 {
2047         struct saa7134_fh *fh = priv;
2048         struct saa7134_dev *dev = fh->dev;
2049
2050         if (0 != f->tuner)
2051                 return -EINVAL;
2052
2053         saa_call_all(dev, tuner, g_frequency, f);
2054
2055         return 0;
2056 }
2057
2058 static int saa7134_s_frequency(struct file *file, void *priv,
2059                                         const struct v4l2_frequency *f)
2060 {
2061         struct saa7134_fh *fh = priv;
2062         struct saa7134_dev *dev = fh->dev;
2063
2064         if (0 != f->tuner)
2065                 return -EINVAL;
2066         mutex_lock(&dev->lock);
2067
2068         saa_call_all(dev, tuner, s_frequency, f);
2069
2070         saa7134_tvaudio_do_scan(dev);
2071         mutex_unlock(&dev->lock);
2072         return 0;
2073 }
2074
2075 static int saa7134_enum_fmt_vid_cap(struct file *file, void  *priv,
2076                                         struct v4l2_fmtdesc *f)
2077 {
2078         if (f->index >= FORMATS)
2079                 return -EINVAL;
2080
2081         strlcpy(f->description, formats[f->index].name,
2082                 sizeof(f->description));
2083
2084         f->pixelformat = formats[f->index].fourcc;
2085
2086         return 0;
2087 }
2088
2089 static int saa7134_enum_fmt_vid_overlay(struct file *file, void  *priv,
2090                                         struct v4l2_fmtdesc *f)
2091 {
2092         if (saa7134_no_overlay > 0) {
2093                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
2094                 return -EINVAL;
2095         }
2096
2097         if ((f->index >= FORMATS) || formats[f->index].planar)
2098                 return -EINVAL;
2099
2100         strlcpy(f->description, formats[f->index].name,
2101                 sizeof(f->description));
2102
2103         f->pixelformat = formats[f->index].fourcc;
2104
2105         return 0;
2106 }
2107
2108 static int saa7134_g_fbuf(struct file *file, void *f,
2109                                 struct v4l2_framebuffer *fb)
2110 {
2111         struct saa7134_fh *fh = f;
2112         struct saa7134_dev *dev = fh->dev;
2113
2114         *fb = dev->ovbuf;
2115         fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
2116
2117         return 0;
2118 }
2119
2120 static int saa7134_s_fbuf(struct file *file, void *f,
2121                                         const struct v4l2_framebuffer *fb)
2122 {
2123         struct saa7134_fh *fh = f;
2124         struct saa7134_dev *dev = fh->dev;
2125         struct saa7134_format *fmt;
2126
2127         if (!capable(CAP_SYS_ADMIN) &&
2128            !capable(CAP_SYS_RAWIO))
2129                 return -EPERM;
2130
2131         /* check args */
2132         fmt = format_by_fourcc(fb->fmt.pixelformat);
2133         if (NULL == fmt)
2134                 return -EINVAL;
2135
2136         /* ok, accept it */
2137         dev->ovbuf = *fb;
2138         dev->ovfmt = fmt;
2139         if (0 == dev->ovbuf.fmt.bytesperline)
2140                 dev->ovbuf.fmt.bytesperline =
2141                         dev->ovbuf.fmt.width*fmt->depth/8;
2142         return 0;
2143 }
2144
2145 static int saa7134_overlay(struct file *file, void *f, unsigned int on)
2146 {
2147         struct saa7134_fh *fh = f;
2148         struct saa7134_dev *dev = fh->dev;
2149         unsigned long flags;
2150
2151         if (on) {
2152                 if (saa7134_no_overlay > 0) {
2153                         dprintk("no_overlay\n");
2154                         return -EINVAL;
2155                 }
2156
2157                 if (!res_get(dev, fh, RESOURCE_OVERLAY))
2158                         return -EBUSY;
2159                 spin_lock_irqsave(&dev->slock, flags);
2160                 start_preview(dev, fh);
2161                 spin_unlock_irqrestore(&dev->slock, flags);
2162         }
2163         if (!on) {
2164                 if (!res_check(fh, RESOURCE_OVERLAY))
2165                         return -EINVAL;
2166                 spin_lock_irqsave(&dev->slock, flags);
2167                 stop_preview(dev, fh);
2168                 spin_unlock_irqrestore(&dev->slock, flags);
2169                 res_free(dev, fh, RESOURCE_OVERLAY);
2170         }
2171         return 0;
2172 }
2173
2174 static int saa7134_reqbufs(struct file *file, void *priv,
2175                                         struct v4l2_requestbuffers *p)
2176 {
2177         return videobuf_reqbufs(saa7134_queue(file), p);
2178 }
2179
2180 static int saa7134_querybuf(struct file *file, void *priv,
2181                                         struct v4l2_buffer *b)
2182 {
2183         return videobuf_querybuf(saa7134_queue(file), b);
2184 }
2185
2186 static int saa7134_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2187 {
2188         return videobuf_qbuf(saa7134_queue(file), b);
2189 }
2190
2191 static int saa7134_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2192 {
2193         return videobuf_dqbuf(saa7134_queue(file), b,
2194                                 file->f_flags & O_NONBLOCK);
2195 }
2196
2197 static int saa7134_streamon(struct file *file, void *priv,
2198                                         enum v4l2_buf_type type)
2199 {
2200         struct saa7134_fh *fh = priv;
2201         struct saa7134_dev *dev = fh->dev;
2202         int res = saa7134_resource(file);
2203
2204         if (!res_get(dev, fh, res))
2205                 return -EBUSY;
2206
2207         /* The SAA7134 has a 1K FIFO; the datasheet suggests that when
2208          * configured conservatively, there's 22 usec of buffering for video.
2209          * We therefore request a DMA latency of 20 usec, giving us 2 usec of
2210          * margin in case the FIFO is configured differently to the datasheet.
2211          * Unfortunately, I lack register-level documentation to check the
2212          * Linux FIFO setup and confirm the perfect value.
2213          */
2214         pm_qos_add_request(&dev->qos_request,
2215                            PM_QOS_CPU_DMA_LATENCY,
2216                            20);
2217
2218         return videobuf_streamon(saa7134_queue(file));
2219 }
2220
2221 static int saa7134_streamoff(struct file *file, void *priv,
2222                                         enum v4l2_buf_type type)
2223 {
2224         int err;
2225         struct saa7134_fh *fh = priv;
2226         struct saa7134_dev *dev = fh->dev;
2227         int res = saa7134_resource(file);
2228
2229         pm_qos_remove_request(&dev->qos_request);
2230
2231         err = videobuf_streamoff(saa7134_queue(file));
2232         if (err < 0)
2233                 return err;
2234         res_free(dev, fh, res);
2235         return 0;
2236 }
2237
2238 #ifdef CONFIG_VIDEO_ADV_DEBUG
2239 static int vidioc_g_register (struct file *file, void *priv,
2240                               struct v4l2_dbg_register *reg)
2241 {
2242         struct saa7134_fh *fh = priv;
2243         struct saa7134_dev *dev = fh->dev;
2244
2245         reg->val = saa_readb(reg->reg & 0xffffff);
2246         reg->size = 1;
2247         return 0;
2248 }
2249
2250 static int vidioc_s_register (struct file *file, void *priv,
2251                                 const struct v4l2_dbg_register *reg)
2252 {
2253         struct saa7134_fh *fh = priv;
2254         struct saa7134_dev *dev = fh->dev;
2255
2256         saa_writeb(reg->reg & 0xffffff, reg->val);
2257         return 0;
2258 }
2259 #endif
2260
2261 static int radio_g_tuner(struct file *file, void *priv,
2262                                         struct v4l2_tuner *t)
2263 {
2264         struct saa7134_fh *fh = file->private_data;
2265         struct saa7134_dev *dev = fh->dev;
2266
2267         if (0 != t->index)
2268                 return -EINVAL;
2269
2270         strcpy(t->name, "Radio");
2271
2272         saa_call_all(dev, tuner, g_tuner, t);
2273         t->audmode &= V4L2_TUNER_MODE_MONO | V4L2_TUNER_MODE_STEREO;
2274         if (dev->input->amux == TV) {
2275                 t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11);
2276                 t->rxsubchans = (saa_readb(0x529) & 0x08) ?
2277                                 V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
2278         }
2279         return 0;
2280 }
2281 static int radio_s_tuner(struct file *file, void *priv,
2282                                         const struct v4l2_tuner *t)
2283 {
2284         struct saa7134_fh *fh = file->private_data;
2285         struct saa7134_dev *dev = fh->dev;
2286
2287         if (0 != t->index)
2288                 return -EINVAL;
2289
2290         saa_call_all(dev, tuner, s_tuner, t);
2291         return 0;
2292 }
2293
2294 static int radio_enum_input(struct file *file, void *priv,
2295                                         struct v4l2_input *i)
2296 {
2297         if (i->index != 0)
2298                 return -EINVAL;
2299
2300         strcpy(i->name, "Radio");
2301         i->type = V4L2_INPUT_TYPE_TUNER;
2302
2303         return 0;
2304 }
2305
2306 static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
2307 {
2308         *i = 0;
2309         return 0;
2310 }
2311
2312 static int radio_s_input(struct file *filp, void *priv, unsigned int i)
2313 {
2314         return 0;
2315 }
2316
2317 static int radio_s_std(struct file *file, void *fh, v4l2_std_id norm)
2318 {
2319         return 0;
2320 }
2321
2322 static int radio_queryctrl(struct file *file, void *priv,
2323                                         struct v4l2_queryctrl *c)
2324 {
2325         const struct v4l2_queryctrl *ctrl;
2326
2327         if (c->id <  V4L2_CID_BASE ||
2328             c->id >= V4L2_CID_LASTP1)
2329                 return -EINVAL;
2330         if (c->id == V4L2_CID_AUDIO_MUTE) {
2331                 ctrl = ctrl_by_id(c->id);
2332                 *c = *ctrl;
2333         } else
2334                 *c = no_ctrl;
2335         return 0;
2336 }
2337
2338 static const struct v4l2_file_operations video_fops =
2339 {
2340         .owner    = THIS_MODULE,
2341         .open     = video_open,
2342         .release  = video_release,
2343         .read     = video_read,
2344         .poll     = video_poll,
2345         .mmap     = video_mmap,
2346         .ioctl    = video_ioctl2,
2347 };
2348
2349 static const struct v4l2_ioctl_ops video_ioctl_ops = {
2350         .vidioc_querycap                = saa7134_querycap,
2351         .vidioc_enum_fmt_vid_cap        = saa7134_enum_fmt_vid_cap,
2352         .vidioc_g_fmt_vid_cap           = saa7134_g_fmt_vid_cap,
2353         .vidioc_try_fmt_vid_cap         = saa7134_try_fmt_vid_cap,
2354         .vidioc_s_fmt_vid_cap           = saa7134_s_fmt_vid_cap,
2355         .vidioc_enum_fmt_vid_overlay    = saa7134_enum_fmt_vid_overlay,
2356         .vidioc_g_fmt_vid_overlay       = saa7134_g_fmt_vid_overlay,
2357         .vidioc_try_fmt_vid_overlay     = saa7134_try_fmt_vid_overlay,
2358         .vidioc_s_fmt_vid_overlay       = saa7134_s_fmt_vid_overlay,
2359         .vidioc_g_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2360         .vidioc_try_fmt_vbi_cap         = saa7134_try_get_set_fmt_vbi_cap,
2361         .vidioc_s_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2362         .vidioc_cropcap                 = saa7134_cropcap,
2363         .vidioc_reqbufs                 = saa7134_reqbufs,
2364         .vidioc_querybuf                = saa7134_querybuf,
2365         .vidioc_qbuf                    = saa7134_qbuf,
2366         .vidioc_dqbuf                   = saa7134_dqbuf,
2367         .vidioc_s_std                   = saa7134_s_std,
2368         .vidioc_g_std                   = saa7134_g_std,
2369         .vidioc_enum_input              = saa7134_enum_input,
2370         .vidioc_g_input                 = saa7134_g_input,
2371         .vidioc_s_input                 = saa7134_s_input,
2372         .vidioc_queryctrl               = saa7134_queryctrl,
2373         .vidioc_g_ctrl                  = saa7134_g_ctrl,
2374         .vidioc_s_ctrl                  = saa7134_s_ctrl,
2375         .vidioc_streamon                = saa7134_streamon,
2376         .vidioc_streamoff               = saa7134_streamoff,
2377         .vidioc_g_tuner                 = saa7134_g_tuner,
2378         .vidioc_s_tuner                 = saa7134_s_tuner,
2379         .vidioc_g_crop                  = saa7134_g_crop,
2380         .vidioc_s_crop                  = saa7134_s_crop,
2381         .vidioc_g_fbuf                  = saa7134_g_fbuf,
2382         .vidioc_s_fbuf                  = saa7134_s_fbuf,
2383         .vidioc_overlay                 = saa7134_overlay,
2384         .vidioc_g_frequency             = saa7134_g_frequency,
2385         .vidioc_s_frequency             = saa7134_s_frequency,
2386 #ifdef CONFIG_VIDEO_ADV_DEBUG
2387         .vidioc_g_register              = vidioc_g_register,
2388         .vidioc_s_register              = vidioc_s_register,
2389 #endif
2390 };
2391
2392 static const struct v4l2_file_operations radio_fops = {
2393         .owner    = THIS_MODULE,
2394         .open     = video_open,
2395         .read     = radio_read,
2396         .release  = video_release,
2397         .ioctl    = video_ioctl2,
2398         .poll     = radio_poll,
2399 };
2400
2401 static const struct v4l2_ioctl_ops radio_ioctl_ops = {
2402         .vidioc_querycap        = saa7134_querycap,
2403         .vidioc_g_tuner         = radio_g_tuner,
2404         .vidioc_enum_input      = radio_enum_input,
2405         .vidioc_s_tuner         = radio_s_tuner,
2406         .vidioc_s_input         = radio_s_input,
2407         .vidioc_s_std           = radio_s_std,
2408         .vidioc_queryctrl       = radio_queryctrl,
2409         .vidioc_g_input         = radio_g_input,
2410         .vidioc_g_ctrl          = saa7134_g_ctrl,
2411         .vidioc_s_ctrl          = saa7134_s_ctrl,
2412         .vidioc_g_frequency     = saa7134_g_frequency,
2413         .vidioc_s_frequency     = saa7134_s_frequency,
2414 };
2415
2416 /* ----------------------------------------------------------- */
2417 /* exported stuff                                              */
2418
2419 struct video_device saa7134_video_template = {
2420         .name                           = "saa7134-video",
2421         .fops                           = &video_fops,
2422         .ioctl_ops                      = &video_ioctl_ops,
2423         .tvnorms                        = SAA7134_NORMS,
2424 };
2425
2426 struct video_device saa7134_radio_template = {
2427         .name                   = "saa7134-radio",
2428         .fops                   = &radio_fops,
2429         .ioctl_ops              = &radio_ioctl_ops,
2430 };
2431
2432 int saa7134_video_init1(struct saa7134_dev *dev)
2433 {
2434         /* sanitycheck insmod options */
2435         if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME)
2436                 gbuffers = 2;
2437         if (gbufsize > gbufsize_max)
2438                 gbufsize = gbufsize_max;
2439         gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK;
2440
2441         /* put some sensible defaults into the data structures ... */
2442         dev->ctl_bright     = ctrl_by_id(V4L2_CID_BRIGHTNESS)->default_value;
2443         dev->ctl_contrast   = ctrl_by_id(V4L2_CID_CONTRAST)->default_value;
2444         dev->ctl_hue        = ctrl_by_id(V4L2_CID_HUE)->default_value;
2445         dev->ctl_saturation = ctrl_by_id(V4L2_CID_SATURATION)->default_value;
2446         dev->ctl_volume     = ctrl_by_id(V4L2_CID_AUDIO_VOLUME)->default_value;
2447         dev->ctl_mute       = 1; // ctrl_by_id(V4L2_CID_AUDIO_MUTE)->default_value;
2448         dev->ctl_invert     = ctrl_by_id(V4L2_CID_PRIVATE_INVERT)->default_value;
2449         dev->ctl_automute   = ctrl_by_id(V4L2_CID_PRIVATE_AUTOMUTE)->default_value;
2450
2451         if (dev->tda9887_conf && dev->ctl_automute)
2452                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
2453         dev->automute       = 0;
2454
2455         INIT_LIST_HEAD(&dev->video_q.queue);
2456         init_timer(&dev->video_q.timeout);
2457         dev->video_q.timeout.function = saa7134_buffer_timeout;
2458         dev->video_q.timeout.data     = (unsigned long)(&dev->video_q);
2459         dev->video_q.dev              = dev;
2460         dev->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
2461         dev->width    = 720;
2462         dev->height   = 576;
2463         dev->win.w.width = dev->width;
2464         dev->win.w.height = dev->height;
2465         dev->win.field = V4L2_FIELD_INTERLACED;
2466         dev->ovbuf.fmt.width = dev->width;
2467         dev->ovbuf.fmt.height = dev->height;
2468         dev->ovbuf.fmt.pixelformat = dev->fmt->fourcc;
2469         dev->ovbuf.fmt.colorspace = V4L2_COLORSPACE_SMPTE170M;
2470
2471         if (saa7134_boards[dev->board].video_out)
2472                 saa7134_videoport_init(dev);
2473
2474         videobuf_queue_sg_init(&dev->cap, &video_qops,
2475                             &dev->pci->dev, &dev->slock,
2476                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
2477                             V4L2_FIELD_INTERLACED,
2478                             sizeof(struct saa7134_buf),
2479                             dev, NULL);
2480         videobuf_queue_sg_init(&dev->vbi, &saa7134_vbi_qops,
2481                             &dev->pci->dev, &dev->slock,
2482                             V4L2_BUF_TYPE_VBI_CAPTURE,
2483                             V4L2_FIELD_SEQ_TB,
2484                             sizeof(struct saa7134_buf),
2485                             dev, NULL);
2486         saa7134_pgtable_alloc(dev->pci, &dev->pt_cap);
2487         saa7134_pgtable_alloc(dev->pci, &dev->pt_vbi);
2488
2489         return 0;
2490 }
2491
2492 void saa7134_video_fini(struct saa7134_dev *dev)
2493 {
2494         /* free stuff */
2495         saa7134_pgtable_free(dev->pci, &dev->pt_cap);
2496         saa7134_pgtable_free(dev->pci, &dev->pt_vbi);
2497 }
2498
2499 int saa7134_videoport_init(struct saa7134_dev *dev)
2500 {
2501         /* enable video output */
2502         int vo = saa7134_boards[dev->board].video_out;
2503         int video_reg;
2504         unsigned int vid_port_opts = saa7134_boards[dev->board].vid_port_opts;
2505
2506         /* Configure videoport */
2507         saa_writeb(SAA7134_VIDEO_PORT_CTRL0, video_out[vo][0]);
2508         video_reg = video_out[vo][1];
2509         if (vid_port_opts & SET_T_CODE_POLARITY_NON_INVERTED)
2510                 video_reg &= ~VP_T_CODE_P_INVERTED;
2511         saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_reg);
2512         saa_writeb(SAA7134_VIDEO_PORT_CTRL2, video_out[vo][2]);
2513         saa_writeb(SAA7134_VIDEO_PORT_CTRL4, video_out[vo][4]);
2514         video_reg = video_out[vo][5];
2515         if (vid_port_opts & SET_CLOCK_NOT_DELAYED)
2516                 video_reg &= ~VP_CLK_CTRL2_DELAYED;
2517         if (vid_port_opts & SET_CLOCK_INVERTED)
2518                 video_reg |= VP_CLK_CTRL1_INVERTED;
2519         saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_reg);
2520         video_reg = video_out[vo][6];
2521         if (vid_port_opts & SET_VSYNC_OFF) {
2522                 video_reg &= ~VP_VS_TYPE_MASK;
2523                 video_reg |= VP_VS_TYPE_OFF;
2524         }
2525         saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_reg);
2526         saa_writeb(SAA7134_VIDEO_PORT_CTRL7, video_out[vo][7]);
2527         saa_writeb(SAA7134_VIDEO_PORT_CTRL8, video_out[vo][8]);
2528
2529         /* Start videoport */
2530         saa_writeb(SAA7134_VIDEO_PORT_CTRL3, video_out[vo][3]);
2531
2532         return 0;
2533 }
2534
2535 int saa7134_video_init2(struct saa7134_dev *dev)
2536 {
2537         /* init video hw */
2538         set_tvnorm(dev,&tvnorms[0]);
2539         video_mux(dev,0);
2540         saa7134_tvaudio_setmute(dev);
2541         saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
2542         return 0;
2543 }
2544
2545 void saa7134_irq_video_signalchange(struct saa7134_dev *dev)
2546 {
2547         static const char *st[] = {
2548                 "(no signal)", "NTSC", "PAL", "SECAM" };
2549         u32 st1,st2;
2550
2551         st1 = saa_readb(SAA7134_STATUS_VIDEO1);
2552         st2 = saa_readb(SAA7134_STATUS_VIDEO2);
2553         dprintk("DCSDT: pll: %s, sync: %s, norm: %s\n",
2554                 (st1 & 0x40) ? "not locked" : "locked",
2555                 (st2 & 0x40) ? "no"         : "yes",
2556                 st[st1 & 0x03]);
2557         dev->nosignal = (st1 & 0x40) || (st2 & 0x40)  || !(st2 & 0x1);
2558
2559         if (dev->nosignal) {
2560                 /* no video signal -> mute audio */
2561                 if (dev->ctl_automute)
2562                         dev->automute = 1;
2563                 saa7134_tvaudio_setmute(dev);
2564         } else {
2565                 /* wake up tvaudio audio carrier scan thread */
2566                 saa7134_tvaudio_do_scan(dev);
2567         }
2568
2569         if ((st2 & 0x80) && !noninterlaced && !dev->nosignal)
2570                 saa_clearb(SAA7134_SYNC_CTRL, 0x20);
2571         else
2572                 saa_setb(SAA7134_SYNC_CTRL, 0x20);
2573
2574         if (dev->mops && dev->mops->signal_change)
2575                 dev->mops->signal_change(dev);
2576 }
2577
2578
2579 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status)
2580 {
2581         enum v4l2_field field;
2582
2583         spin_lock(&dev->slock);
2584         if (dev->video_q.curr) {
2585                 dev->video_fieldcount++;
2586                 field = dev->video_q.curr->vb.field;
2587                 if (V4L2_FIELD_HAS_BOTH(field)) {
2588                         /* make sure we have seen both fields */
2589                         if ((status & 0x10) == 0x00) {
2590                                 dev->video_q.curr->top_seen = 1;
2591                                 goto done;
2592                         }
2593                         if (!dev->video_q.curr->top_seen)
2594                                 goto done;
2595                 } else if (field == V4L2_FIELD_TOP) {
2596                         if ((status & 0x10) != 0x10)
2597                                 goto done;
2598                 } else if (field == V4L2_FIELD_BOTTOM) {
2599                         if ((status & 0x10) != 0x00)
2600                                 goto done;
2601                 }
2602                 dev->video_q.curr->vb.field_count = dev->video_fieldcount;
2603                 saa7134_buffer_finish(dev,&dev->video_q,VIDEOBUF_DONE);
2604         }
2605         saa7134_buffer_next(dev,&dev->video_q);
2606
2607  done:
2608         spin_unlock(&dev->slock);
2609 }
2610
2611 /* ----------------------------------------------------------- */
2612 /*
2613  * Local variables:
2614  * c-basic-offset: 8
2615  * End:
2616  */