git.oblomov.eu Git - linux-2.6/blob - drivers/media/video/saa7134/saa7134-video.c

   1 /*
   2  *
   3  * device driver for philips saa7134 based TV cards
   4  * video4linux video interface
   5  *
   6  * (c) 2001-03 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
   7  *
   8  *  This program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License as published by
  10  *  the Free Software Foundation; either version 2 of the License, or
  11  *  (at your option) any later version.
  12  *
  13  *  This program is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *  GNU General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License
  19  *  along with this program; if not, write to the Free Software
  20  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21  */
  22
  23 #include <linux/init.h>
  24 #include <linux/list.h>
  25 #include <linux/module.h>
  26 #include <linux/kernel.h>
  27 #include <linux/slab.h>
  28 #include <linux/sort.h>
  29
  30 #include "saa7134-reg.h"
  31 #include "saa7134.h"
  32 #include <media/v4l2-common.h>
  33 #include <media/rds.h>
  34
  35 /* ------------------------------------------------------------------ */
  36
  37 unsigned int video_debug;
  38 static unsigned int gbuffers      = 8;
  39 static unsigned int noninterlaced; /* 0 */
  40 static unsigned int gbufsize      = 720*576*4;
  41 static unsigned int gbufsize_max  = 720*576*4;
  42 static char secam[] = "--";
  43 module_param(video_debug, int, 0644);
  44 MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
  45 module_param(gbuffers, int, 0444);
  46 MODULE_PARM_DESC(gbuffers,"number of capture buffers, range 2-32");
  47 module_param(noninterlaced, int, 0644);
  48 MODULE_PARM_DESC(noninterlaced,"capture non interlaced video");
  49 module_param_string(secam, secam, sizeof(secam), 0644);
  50 MODULE_PARM_DESC(secam, "force SECAM variant, either DK,L or Lc");
  51
  52
  53 #define dprintk(fmt, arg...)    if (video_debug&0x04) \
  54         printk(KERN_DEBUG "%s/video: " fmt, dev->name , ## arg)
  55
  56 /* ------------------------------------------------------------------ */
  57 /* Defines for Video Output Port Register at address 0x191            */
  58
  59 /* Bit 0: VIP code T bit polarity */
  60
  61 #define VP_T_CODE_P_NON_INVERTED        0x00
  62 #define VP_T_CODE_P_INVERTED            0x01
  63
  64 /* ------------------------------------------------------------------ */
  65 /* Defines for Video Output Port Register at address 0x195            */
  66
  67 /* Bit 2: Video output clock delay control */
  68
  69 #define VP_CLK_CTRL2_NOT_DELAYED        0x00
  70 #define VP_CLK_CTRL2_DELAYED            0x04
  71
  72 /* Bit 1: Video output clock invert control */
  73
  74 #define VP_CLK_CTRL1_NON_INVERTED       0x00
  75 #define VP_CLK_CTRL1_INVERTED           0x02
  76
  77 /* ------------------------------------------------------------------ */
  78 /* Defines for Video Output Port Register at address 0x196            */
  79
  80 /* Bits 2 to 0: VSYNC pin video vertical sync type */
  81
  82 #define VP_VS_TYPE_MASK                 0x07
  83
  84 #define VP_VS_TYPE_OFF                  0x00
  85 #define VP_VS_TYPE_V123                 0x01
  86 #define VP_VS_TYPE_V_ITU                0x02
  87 #define VP_VS_TYPE_VGATE_L              0x03
  88 #define VP_VS_TYPE_RESERVED1            0x04
  89 #define VP_VS_TYPE_RESERVED2            0x05
  90 #define VP_VS_TYPE_F_ITU                0x06
  91 #define VP_VS_TYPE_SC_FID               0x07
  92
  93 /* ------------------------------------------------------------------ */
  94 /* data structs for video                                             */
  95
  96 static int video_out[][9] = {
  97         [CCIR656] = { 0x00, 0xb1, 0x00, 0xa1, 0x00, 0x04, 0x06, 0x00, 0x00 },
  98 };
  99
 100 static struct saa7134_format formats[] = {
 101         {
 102                 .name     = "8 bpp gray",
 103                 .fourcc   = V4L2_PIX_FMT_GREY,
 104                 .depth    = 8,
 105                 .pm       = 0x06,
 106         },{
 107                 .name     = "15 bpp RGB, le",
 108                 .fourcc   = V4L2_PIX_FMT_RGB555,
 109                 .depth    = 16,
 110                 .pm       = 0x13 | 0x80,
 111         },{
 112                 .name     = "15 bpp RGB, be",
 113                 .fourcc   = V4L2_PIX_FMT_RGB555X,
 114                 .depth    = 16,
 115                 .pm       = 0x13 | 0x80,
 116                 .bswap    = 1,
 117         },{
 118                 .name     = "16 bpp RGB, le",
 119                 .fourcc   = V4L2_PIX_FMT_RGB565,
 120                 .depth    = 16,
 121                 .pm       = 0x10 | 0x80,
 122         },{
 123                 .name     = "16 bpp RGB, be",
 124                 .fourcc   = V4L2_PIX_FMT_RGB565X,
 125                 .depth    = 16,
 126                 .pm       = 0x10 | 0x80,
 127                 .bswap    = 1,
 128         },{
 129                 .name     = "24 bpp RGB, le",
 130                 .fourcc   = V4L2_PIX_FMT_BGR24,
 131                 .depth    = 24,
 132                 .pm       = 0x11,
 133         },{
 134                 .name     = "24 bpp RGB, be",
 135                 .fourcc   = V4L2_PIX_FMT_RGB24,
 136                 .depth    = 24,
 137                 .pm       = 0x11,
 138                 .bswap    = 1,
 139         },{
 140                 .name     = "32 bpp RGB, le",
 141                 .fourcc   = V4L2_PIX_FMT_BGR32,
 142                 .depth    = 32,
 143                 .pm       = 0x12,
 144         },{
 145                 .name     = "32 bpp RGB, be",
 146                 .fourcc   = V4L2_PIX_FMT_RGB32,
 147                 .depth    = 32,
 148                 .pm       = 0x12,
 149                 .bswap    = 1,
 150                 .wswap    = 1,
 151         },{
 152                 .name     = "4:2:2 packed, YUYV",
 153                 .fourcc   = V4L2_PIX_FMT_YUYV,
 154                 .depth    = 16,
 155                 .pm       = 0x00,
 156                 .bswap    = 1,
 157                 .yuv      = 1,
 158         },{
 159                 .name     = "4:2:2 packed, UYVY",
 160                 .fourcc   = V4L2_PIX_FMT_UYVY,
 161                 .depth    = 16,
 162                 .pm       = 0x00,
 163                 .yuv      = 1,
 164         },{
 165                 .name     = "4:2:2 planar, Y-Cb-Cr",
 166                 .fourcc   = V4L2_PIX_FMT_YUV422P,
 167                 .depth    = 16,
 168                 .pm       = 0x09,
 169                 .yuv      = 1,
 170                 .planar   = 1,
 171                 .hshift   = 1,
 172                 .vshift   = 0,
 173         },{
 174                 .name     = "4:2:0 planar, Y-Cb-Cr",
 175                 .fourcc   = V4L2_PIX_FMT_YUV420,
 176                 .depth    = 12,
 177                 .pm       = 0x0a,
 178                 .yuv      = 1,
 179                 .planar   = 1,
 180                 .hshift   = 1,
 181                 .vshift   = 1,
 182         },{
 183                 .name     = "4:2:0 planar, Y-Cb-Cr",
 184                 .fourcc   = V4L2_PIX_FMT_YVU420,
 185                 .depth    = 12,
 186                 .pm       = 0x0a,
 187                 .yuv      = 1,
 188                 .planar   = 1,
 189                 .uvswap   = 1,
 190                 .hshift   = 1,
 191                 .vshift   = 1,
 192         }
 193 };
 194 #define FORMATS ARRAY_SIZE(formats)
 195
 196 #define NORM_625_50                     \
 197                 .h_start       = 0,     \
 198                 .h_stop        = 719,   \
 199                 .video_v_start = 24,    \
 200                 .video_v_stop  = 311,   \
 201                 .vbi_v_start_0 = 7,     \
 202                 .vbi_v_stop_0  = 22,    \
 203                 .vbi_v_start_1 = 319,   \
 204                 .src_timing    = 4
 205
 206 #define NORM_525_60                     \
 207                 .h_start       = 0,     \
 208                 .h_stop        = 703,   \
 209                 .video_v_start = 23,    \
 210                 .video_v_stop  = 262,   \
 211                 .vbi_v_start_0 = 10,    \
 212                 .vbi_v_stop_0  = 21,    \
 213                 .vbi_v_start_1 = 273,   \
 214                 .src_timing    = 7
 215
 216 static struct saa7134_tvnorm tvnorms[] = {
 217         {
 218                 .name          = "PAL", /* autodetect */
 219                 .id            = V4L2_STD_PAL,
 220                 NORM_625_50,
 221
 222                 .sync_control  = 0x18,
 223                 .luma_control  = 0x40,
 224                 .chroma_ctrl1  = 0x81,
 225                 .chroma_gain   = 0x2a,
 226                 .chroma_ctrl2  = 0x06,
 227                 .vgate_misc    = 0x1c,
 228
 229         },{
 230                 .name          = "PAL-BG",
 231                 .id            = V4L2_STD_PAL_BG,
 232                 NORM_625_50,
 233
 234                 .sync_control  = 0x18,
 235                 .luma_control  = 0x40,
 236                 .chroma_ctrl1  = 0x81,
 237                 .chroma_gain   = 0x2a,
 238                 .chroma_ctrl2  = 0x06,
 239                 .vgate_misc    = 0x1c,
 240
 241         },{
 242                 .name          = "PAL-I",
 243                 .id            = V4L2_STD_PAL_I,
 244                 NORM_625_50,
 245
 246                 .sync_control  = 0x18,
 247                 .luma_control  = 0x40,
 248                 .chroma_ctrl1  = 0x81,
 249                 .chroma_gain   = 0x2a,
 250                 .chroma_ctrl2  = 0x06,
 251                 .vgate_misc    = 0x1c,
 252
 253         },{
 254                 .name          = "PAL-DK",
 255                 .id            = V4L2_STD_PAL_DK,
 256                 NORM_625_50,
 257
 258                 .sync_control  = 0x18,
 259                 .luma_control  = 0x40,
 260                 .chroma_ctrl1  = 0x81,
 261                 .chroma_gain   = 0x2a,
 262                 .chroma_ctrl2  = 0x06,
 263                 .vgate_misc    = 0x1c,
 264
 265         },{
 266                 .name          = "NTSC",
 267                 .id            = V4L2_STD_NTSC,
 268                 NORM_525_60,
 269
 270                 .sync_control  = 0x59,
 271                 .luma_control  = 0x40,
 272                 .chroma_ctrl1  = 0x89,
 273                 .chroma_gain   = 0x2a,
 274                 .chroma_ctrl2  = 0x0e,
 275                 .vgate_misc    = 0x18,
 276
 277         },{
 278                 .name          = "SECAM",
 279                 .id            = V4L2_STD_SECAM,
 280                 NORM_625_50,
 281
 282                 .sync_control  = 0x18,
 283                 .luma_control  = 0x1b,
 284                 .chroma_ctrl1  = 0xd1,
 285                 .chroma_gain   = 0x80,
 286                 .chroma_ctrl2  = 0x00,
 287                 .vgate_misc    = 0x1c,
 288
 289         },{
 290                 .name          = "SECAM-DK",
 291                 .id            = V4L2_STD_SECAM_DK,
 292                 NORM_625_50,
 293
 294                 .sync_control  = 0x18,
 295                 .luma_control  = 0x1b,
 296                 .chroma_ctrl1  = 0xd1,
 297                 .chroma_gain   = 0x80,
 298                 .chroma_ctrl2  = 0x00,
 299                 .vgate_misc    = 0x1c,
 300
 301         },{
 302                 .name          = "SECAM-L",
 303                 .id            = V4L2_STD_SECAM_L,
 304                 NORM_625_50,
 305
 306                 .sync_control  = 0x18,
 307                 .luma_control  = 0x1b,
 308                 .chroma_ctrl1  = 0xd1,
 309                 .chroma_gain   = 0x80,
 310                 .chroma_ctrl2  = 0x00,
 311                 .vgate_misc    = 0x1c,
 312
 313         },{
 314                 .name          = "SECAM-Lc",
 315                 .id            = V4L2_STD_SECAM_LC,
 316                 NORM_625_50,
 317
 318                 .sync_control  = 0x18,
 319                 .luma_control  = 0x1b,
 320                 .chroma_ctrl1  = 0xd1,
 321                 .chroma_gain   = 0x80,
 322                 .chroma_ctrl2  = 0x00,
 323                 .vgate_misc    = 0x1c,
 324
 325         },{
 326                 .name          = "PAL-M",
 327                 .id            = V4L2_STD_PAL_M,
 328                 NORM_525_60,
 329
 330                 .sync_control  = 0x59,
 331                 .luma_control  = 0x40,
 332                 .chroma_ctrl1  = 0xb9,
 333                 .chroma_gain   = 0x2a,
 334                 .chroma_ctrl2  = 0x0e,
 335                 .vgate_misc    = 0x18,
 336
 337         },{
 338                 .name          = "PAL-Nc",
 339                 .id            = V4L2_STD_PAL_Nc,
 340                 NORM_625_50,
 341
 342                 .sync_control  = 0x18,
 343                 .luma_control  = 0x40,
 344                 .chroma_ctrl1  = 0xa1,
 345                 .chroma_gain   = 0x2a,
 346                 .chroma_ctrl2  = 0x06,
 347                 .vgate_misc    = 0x1c,
 348
 349         },{
 350                 .name          = "PAL-60",
 351                 .id            = V4L2_STD_PAL_60,
 352
 353                 .h_start       = 0,
 354                 .h_stop        = 719,
 355                 .video_v_start = 23,
 356                 .video_v_stop  = 262,
 357                 .vbi_v_start_0 = 10,
 358                 .vbi_v_stop_0  = 21,
 359                 .vbi_v_start_1 = 273,
 360                 .src_timing    = 7,
 361
 362                 .sync_control  = 0x18,
 363                 .luma_control  = 0x40,
 364                 .chroma_ctrl1  = 0x81,
 365                 .chroma_gain   = 0x2a,
 366                 .chroma_ctrl2  = 0x06,
 367                 .vgate_misc    = 0x1c,
 368         }
 369 };
 370 #define TVNORMS ARRAY_SIZE(tvnorms)
 371
 372 #define V4L2_CID_PRIVATE_INVERT      (V4L2_CID_PRIVATE_BASE + 0)
 373 #define V4L2_CID_PRIVATE_Y_ODD       (V4L2_CID_PRIVATE_BASE + 1)
 374 #define V4L2_CID_PRIVATE_Y_EVEN      (V4L2_CID_PRIVATE_BASE + 2)
 375 #define V4L2_CID_PRIVATE_AUTOMUTE    (V4L2_CID_PRIVATE_BASE + 3)
 376 #define V4L2_CID_PRIVATE_LASTP1      (V4L2_CID_PRIVATE_BASE + 4)
 377
 378 static const struct v4l2_queryctrl no_ctrl = {
 379         .name  = "42",
 380         .flags = V4L2_CTRL_FLAG_DISABLED,
 381 };
 382 static const struct v4l2_queryctrl video_ctrls[] = {
 383         /* --- video --- */
 384         {
 385                 .id            = V4L2_CID_BRIGHTNESS,
 386                 .name          = "Brightness",
 387                 .minimum       = 0,
 388                 .maximum       = 255,
 389                 .step          = 1,
 390                 .default_value = 128,
 391                 .type          = V4L2_CTRL_TYPE_INTEGER,
 392         },{
 393                 .id            = V4L2_CID_CONTRAST,
 394                 .name          = "Contrast",
 395                 .minimum       = 0,
 396                 .maximum       = 127,
 397                 .step          = 1,
 398                 .default_value = 68,
 399                 .type          = V4L2_CTRL_TYPE_INTEGER,
 400         },{
 401                 .id            = V4L2_CID_SATURATION,
 402                 .name          = "Saturation",
 403                 .minimum       = 0,
 404                 .maximum       = 127,
 405                 .step          = 1,
 406                 .default_value = 64,
 407                 .type          = V4L2_CTRL_TYPE_INTEGER,
 408         },{
 409                 .id            = V4L2_CID_HUE,
 410                 .name          = "Hue",
 411                 .minimum       = -128,
 412                 .maximum       = 127,
 413                 .step          = 1,
 414                 .default_value = 0,
 415                 .type          = V4L2_CTRL_TYPE_INTEGER,
 416         },{
 417                 .id            = V4L2_CID_HFLIP,
 418                 .name          = "Mirror",
 419                 .minimum       = 0,
 420                 .maximum       = 1,
 421                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
 422         },
 423         /* --- audio --- */
 424         {
 425                 .id            = V4L2_CID_AUDIO_MUTE,
 426                 .name          = "Mute",
 427                 .minimum       = 0,
 428                 .maximum       = 1,
 429                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
 430         },{
 431                 .id            = V4L2_CID_AUDIO_VOLUME,
 432                 .name          = "Volume",
 433                 .minimum       = -15,
 434                 .maximum       = 15,
 435                 .step          = 1,
 436                 .default_value = 0,
 437                 .type          = V4L2_CTRL_TYPE_INTEGER,
 438         },
 439         /* --- private --- */
 440         {
 441                 .id            = V4L2_CID_PRIVATE_INVERT,
 442                 .name          = "Invert",
 443                 .minimum       = 0,
 444                 .maximum       = 1,
 445                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
 446         },{
 447                 .id            = V4L2_CID_PRIVATE_Y_ODD,
 448                 .name          = "y offset odd field",
 449                 .minimum       = 0,
 450                 .maximum       = 128,
 451                 .step          = 1,
 452                 .default_value = 0,
 453                 .type          = V4L2_CTRL_TYPE_INTEGER,
 454         },{
 455                 .id            = V4L2_CID_PRIVATE_Y_EVEN,
 456                 .name          = "y offset even field",
 457                 .minimum       = 0,
 458                 .maximum       = 128,
 459                 .step          = 1,
 460                 .default_value = 0,
 461                 .type          = V4L2_CTRL_TYPE_INTEGER,
 462         },{
 463                 .id            = V4L2_CID_PRIVATE_AUTOMUTE,
 464                 .name          = "automute",
 465                 .minimum       = 0,
 466                 .maximum       = 1,
 467                 .default_value = 1,
 468                 .type          = V4L2_CTRL_TYPE_BOOLEAN,
 469         }
 470 };
 471 static const unsigned int CTRLS = ARRAY_SIZE(video_ctrls);
 472
 473 static const struct v4l2_queryctrl* ctrl_by_id(unsigned int id)
 474 {
 475         unsigned int i;
 476
 477         for (i = 0; i < CTRLS; i++)
 478                 if (video_ctrls[i].id == id)
 479                         return video_ctrls+i;
 480         return NULL;
 481 }
 482
 483 static struct saa7134_format* format_by_fourcc(unsigned int fourcc)
 484 {
 485         unsigned int i;
 486
 487         for (i = 0; i < FORMATS; i++)
 488                 if (formats[i].fourcc == fourcc)
 489                         return formats+i;
 490         return NULL;
 491 }
 492
 493 /* ----------------------------------------------------------------------- */
 494 /* resource management                                                     */
 495
 496 static int res_get(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bit)
 497 {
 498         if (fh->resources & bit)
 499                 /* have it already allocated */
 500                 return 1;
 501
 502         /* is it free? */
 503         mutex_lock(&dev->lock);
 504         if (dev->resources & bit) {
 505                 /* no, someone else uses it */
 506                 mutex_unlock(&dev->lock);
 507                 return 0;
 508         }
 509         /* it's free, grab it */
 510         fh->resources  |= bit;
 511         dev->resources |= bit;
 512         dprintk("res: get %d\n",bit);
 513         mutex_unlock(&dev->lock);
 514         return 1;
 515 }
 516
 517 static int res_check(struct saa7134_fh *fh, unsigned int bit)
 518 {
 519         return (fh->resources & bit);
 520 }
 521
 522 static int res_locked(struct saa7134_dev *dev, unsigned int bit)
 523 {
 524         return (dev->resources & bit);
 525 }
 526
 527 static
 528 void res_free(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bits)
 529 {
 530         BUG_ON((fh->resources & bits) != bits);
 531
 532         mutex_lock(&dev->lock);
 533         fh->resources  &= ~bits;
 534         dev->resources &= ~bits;
 535         dprintk("res: put %d\n",bits);
 536         mutex_unlock(&dev->lock);
 537 }
 538
 539 /* ------------------------------------------------------------------ */
 540
 541 static void set_tvnorm(struct saa7134_dev *dev, struct saa7134_tvnorm *norm)
 542 {
 543         dprintk("set tv norm = %s\n",norm->name);
 544         dev->tvnorm = norm;
 545
 546         /* setup cropping */
 547         dev->crop_bounds.left    = norm->h_start;
 548         dev->crop_defrect.left   = norm->h_start;
 549         dev->crop_bounds.width   = norm->h_stop - norm->h_start +1;
 550         dev->crop_defrect.width  = norm->h_stop - norm->h_start +1;
 551
 552         dev->crop_bounds.top     = (norm->vbi_v_stop_0+1)*2;
 553         dev->crop_defrect.top    = norm->video_v_start*2;
 554         dev->crop_bounds.height  = ((norm->id & V4L2_STD_525_60) ? 524 : 624)
 555                 - dev->crop_bounds.top;
 556         dev->crop_defrect.height = (norm->video_v_stop - norm->video_v_start +1)*2;
 557
 558         dev->crop_current = dev->crop_defrect;
 559
 560         saa7134_set_tvnorm_hw(dev);
 561 }
 562
 563 static void video_mux(struct saa7134_dev *dev, int input)
 564 {
 565         dprintk("video input = %d [%s]\n", input, card_in(dev, input).name);
 566         dev->ctl_input = input;
 567         set_tvnorm(dev, dev->tvnorm);
 568         saa7134_tvaudio_setinput(dev, &card_in(dev, input));
 569 }
 570
 571
 572 static void saa7134_set_decoder(struct saa7134_dev *dev)
 573 {
 574         int luma_control, sync_control, mux;
 575
 576         struct saa7134_tvnorm *norm = dev->tvnorm;
 577         mux = card_in(dev, dev->ctl_input).vmux;
 578
 579         luma_control = norm->luma_control;
 580         sync_control = norm->sync_control;
 581
 582         if (mux > 5)
 583                 luma_control |= 0x80; /* svideo */
 584         if (noninterlaced || dev->nosignal)
 585                 sync_control |= 0x20;
 586
 587         /* setup video decoder */
 588         saa_writeb(SAA7134_INCR_DELAY,            0x08);
 589         saa_writeb(SAA7134_ANALOG_IN_CTRL1,       0xc0 | mux);
 590         saa_writeb(SAA7134_ANALOG_IN_CTRL2,       0x00);
 591
 592         saa_writeb(SAA7134_ANALOG_IN_CTRL3,       0x90);
 593         saa_writeb(SAA7134_ANALOG_IN_CTRL4,       0x90);
 594         saa_writeb(SAA7134_HSYNC_START,           0xeb);
 595         saa_writeb(SAA7134_HSYNC_STOP,            0xe0);
 596         saa_writeb(SAA7134_SOURCE_TIMING1,        norm->src_timing);
 597
 598         saa_writeb(SAA7134_SYNC_CTRL,             sync_control);
 599         saa_writeb(SAA7134_LUMA_CTRL,             luma_control);
 600         saa_writeb(SAA7134_DEC_LUMA_BRIGHT,       dev->ctl_bright);
 601
 602         saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
 603                 dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
 604
 605         saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
 606                 dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
 607
 608         saa_writeb(SAA7134_DEC_CHROMA_HUE,        dev->ctl_hue);
 609         saa_writeb(SAA7134_CHROMA_CTRL1,          norm->chroma_ctrl1);
 610         saa_writeb(SAA7134_CHROMA_GAIN,           norm->chroma_gain);
 611
 612         saa_writeb(SAA7134_CHROMA_CTRL2,          norm->chroma_ctrl2);
 613         saa_writeb(SAA7134_MODE_DELAY_CTRL,       0x00);
 614
 615         saa_writeb(SAA7134_ANALOG_ADC,            0x01);
 616         saa_writeb(SAA7134_VGATE_START,           0x11);
 617         saa_writeb(SAA7134_VGATE_STOP,            0xfe);
 618         saa_writeb(SAA7134_MISC_VGATE_MSB,        norm->vgate_misc);
 619         saa_writeb(SAA7134_RAW_DATA_GAIN,         0x40);
 620         saa_writeb(SAA7134_RAW_DATA_OFFSET,       0x80);
 621 }
 622
 623 void saa7134_set_tvnorm_hw(struct saa7134_dev *dev)
 624 {
 625         saa7134_set_decoder(dev);
 626
 627         if (card_in(dev, dev->ctl_input).tv)
 628                 saa_call_all(dev, core, s_std, dev->tvnorm->id);
 629         /* Set the correct norm for the saa6752hs. This function
 630            does nothing if there is no saa6752hs. */
 631         saa_call_empress(dev, core, s_std, dev->tvnorm->id);
 632 }
 633
 634 static void set_h_prescale(struct saa7134_dev *dev, int task, int prescale)
 635 {
 636         static const struct {
 637                 int xpsc;
 638                 int xacl;
 639                 int xc2_1;
 640                 int xdcg;
 641                 int vpfy;
 642         } vals[] = {
 643                 /* XPSC XACL XC2_1 XDCG VPFY */
 644                 {    1,   0,    0,    0,   0 },
 645                 {    2,   2,    1,    2,   2 },
 646                 {    3,   4,    1,    3,   2 },
 647                 {    4,   8,    1,    4,   2 },
 648                 {    5,   8,    1,    4,   2 },
 649                 {    6,   8,    1,    4,   3 },
 650                 {    7,   8,    1,    4,   3 },
 651                 {    8,  15,    0,    4,   3 },
 652                 {    9,  15,    0,    4,   3 },
 653                 {   10,  16,    1,    5,   3 },
 654         };
 655         static const int count = ARRAY_SIZE(vals);
 656         int i;
 657
 658         for (i = 0; i < count; i++)
 659                 if (vals[i].xpsc == prescale)
 660                         break;
 661         if (i == count)
 662                 return;
 663
 664         saa_writeb(SAA7134_H_PRESCALE(task), vals[i].xpsc);
 665         saa_writeb(SAA7134_ACC_LENGTH(task), vals[i].xacl);
 666         saa_writeb(SAA7134_LEVEL_CTRL(task),
 667                    (vals[i].xc2_1 << 3) | (vals[i].xdcg));
 668         saa_andorb(SAA7134_FIR_PREFILTER_CTRL(task), 0x0f,
 669                    (vals[i].vpfy << 2) | vals[i].vpfy);
 670 }
 671
 672 static void set_v_scale(struct saa7134_dev *dev, int task, int yscale)
 673 {
 674         int val,mirror;
 675
 676         saa_writeb(SAA7134_V_SCALE_RATIO1(task), yscale &  0xff);
 677         saa_writeb(SAA7134_V_SCALE_RATIO2(task), yscale >> 8);
 678
 679         mirror = (dev->ctl_mirror) ? 0x02 : 0x00;
 680         if (yscale < 2048) {
 681                 /* LPI */
 682                 dprintk("yscale LPI yscale=%d\n",yscale);
 683                 saa_writeb(SAA7134_V_FILTER(task), 0x00 | mirror);
 684                 saa_writeb(SAA7134_LUMA_CONTRAST(task), 0x40);
 685                 saa_writeb(SAA7134_CHROMA_SATURATION(task), 0x40);
 686         } else {
 687                 /* ACM */
 688                 val = 0x40 * 1024 / yscale;
 689                 dprintk("yscale ACM yscale=%d val=0x%x\n",yscale,val);
 690                 saa_writeb(SAA7134_V_FILTER(task), 0x01 | mirror);
 691                 saa_writeb(SAA7134_LUMA_CONTRAST(task), val);
 692                 saa_writeb(SAA7134_CHROMA_SATURATION(task), val);
 693         }
 694         saa_writeb(SAA7134_LUMA_BRIGHT(task),       0x80);
 695 }
 696
 697 static void set_size(struct saa7134_dev *dev, int task,
 698                      int width, int height, int interlace)
 699 {
 700         int prescale,xscale,yscale,y_even,y_odd;
 701         int h_start, h_stop, v_start, v_stop;
 702         int div = interlace ? 2 : 1;
 703
 704         /* setup video scaler */
 705         h_start = dev->crop_current.left;
 706         v_start = dev->crop_current.top/2;
 707         h_stop  = (dev->crop_current.left + dev->crop_current.width -1);
 708         v_stop  = (dev->crop_current.top + dev->crop_current.height -1)/2;
 709
 710         saa_writeb(SAA7134_VIDEO_H_START1(task), h_start &  0xff);
 711         saa_writeb(SAA7134_VIDEO_H_START2(task), h_start >> 8);
 712         saa_writeb(SAA7134_VIDEO_H_STOP1(task),  h_stop  &  0xff);
 713         saa_writeb(SAA7134_VIDEO_H_STOP2(task),  h_stop  >> 8);
 714         saa_writeb(SAA7134_VIDEO_V_START1(task), v_start &  0xff);
 715         saa_writeb(SAA7134_VIDEO_V_START2(task), v_start >> 8);
 716         saa_writeb(SAA7134_VIDEO_V_STOP1(task),  v_stop  &  0xff);
 717         saa_writeb(SAA7134_VIDEO_V_STOP2(task),  v_stop  >> 8);
 718
 719         prescale = dev->crop_current.width / width;
 720         if (0 == prescale)
 721                 prescale = 1;
 722         xscale = 1024 * dev->crop_current.width / prescale / width;
 723         yscale = 512 * div * dev->crop_current.height / height;
 724         dprintk("prescale=%d xscale=%d yscale=%d\n",prescale,xscale,yscale);
 725         set_h_prescale(dev,task,prescale);
 726         saa_writeb(SAA7134_H_SCALE_INC1(task),      xscale &  0xff);
 727         saa_writeb(SAA7134_H_SCALE_INC2(task),      xscale >> 8);
 728         set_v_scale(dev,task,yscale);
 729
 730         saa_writeb(SAA7134_VIDEO_PIXELS1(task),     width  & 0xff);
 731         saa_writeb(SAA7134_VIDEO_PIXELS2(task),     width  >> 8);
 732         saa_writeb(SAA7134_VIDEO_LINES1(task),      height/div & 0xff);
 733         saa_writeb(SAA7134_VIDEO_LINES2(task),      height/div >> 8);
 734
 735         /* deinterlace y offsets */
 736         y_odd  = dev->ctl_y_odd;
 737         y_even = dev->ctl_y_even;
 738         saa_writeb(SAA7134_V_PHASE_OFFSET0(task), y_odd);
 739         saa_writeb(SAA7134_V_PHASE_OFFSET1(task), y_even);
 740         saa_writeb(SAA7134_V_PHASE_OFFSET2(task), y_odd);
 741         saa_writeb(SAA7134_V_PHASE_OFFSET3(task), y_even);
 742 }
 743
 744 /* ------------------------------------------------------------------ */
 745
 746 struct cliplist {
 747         __u16 position;
 748         __u8  enable;
 749         __u8  disable;
 750 };
 751
 752 static void set_cliplist(struct saa7134_dev *dev, int reg,
 753                         struct cliplist *cl, int entries, char *name)
 754 {
 755         __u8 winbits = 0;
 756         int i;
 757
 758         for (i = 0; i < entries; i++) {
 759                 winbits |= cl[i].enable;
 760                 winbits &= ~cl[i].disable;
 761                 if (i < 15 && cl[i].position == cl[i+1].position)
 762                         continue;
 763                 saa_writeb(reg + 0, winbits);
 764                 saa_writeb(reg + 2, cl[i].position & 0xff);
 765                 saa_writeb(reg + 3, cl[i].position >> 8);
 766                 dprintk("clip: %s winbits=%02x pos=%d\n",
 767                         name,winbits,cl[i].position);
 768                 reg += 8;
 769         }
 770         for (; reg < 0x400; reg += 8) {
 771                 saa_writeb(reg+ 0, 0);
 772                 saa_writeb(reg + 1, 0);
 773                 saa_writeb(reg + 2, 0);
 774                 saa_writeb(reg + 3, 0);
 775         }
 776 }
 777
 778 static int clip_range(int val)
 779 {
 780         if (val < 0)
 781                 val = 0;
 782         return val;
 783 }
 784
 785 /* Sort into smallest position first order */
 786 static int cliplist_cmp(const void *a, const void *b)
 787 {
 788         const struct cliplist *cla = a;
 789         const struct cliplist *clb = b;
 790         if (cla->position < clb->position)
 791                 return -1;
 792         if (cla->position > clb->position)
 793                 return 1;
 794         return 0;
 795 }
 796
 797 static int setup_clipping(struct saa7134_dev *dev, struct v4l2_clip *clips,
 798                           int nclips, int interlace)
 799 {
 800         struct cliplist col[16], row[16];
 801         int cols = 0, rows = 0, i;
 802         int div = interlace ? 2 : 1;
 803
 804         memset(col, 0, sizeof(col));
 805         memset(row, 0, sizeof(row));
 806         for (i = 0; i < nclips && i < 8; i++) {
 807                 col[cols].position = clip_range(clips[i].c.left);
 808                 col[cols].enable   = (1 << i);
 809                 cols++;
 810                 col[cols].position = clip_range(clips[i].c.left+clips[i].c.width);
 811                 col[cols].disable  = (1 << i);
 812                 cols++;
 813                 row[rows].position = clip_range(clips[i].c.top / div);
 814                 row[rows].enable   = (1 << i);
 815                 rows++;
 816                 row[rows].position = clip_range((clips[i].c.top + clips[i].c.height)
 817                                                 / div);
 818                 row[rows].disable  = (1 << i);
 819                 rows++;
 820         }
 821         sort(col, cols, sizeof col[0], cliplist_cmp, NULL);
 822         sort(row, rows, sizeof row[0], cliplist_cmp, NULL);
 823         set_cliplist(dev,0x380,col,cols,"cols");
 824         set_cliplist(dev,0x384,row,rows,"rows");
 825         return 0;
 826 }
 827
 828 static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win)
 829 {
 830         enum v4l2_field field;
 831         int maxw, maxh;
 832
 833         if (NULL == dev->ovbuf.base)
 834                 return -EINVAL;
 835         if (NULL == dev->ovfmt)
 836                 return -EINVAL;
 837         if (win->w.width < 48 || win->w.height <  32)
 838                 return -EINVAL;
 839         if (win->clipcount > 2048)
 840                 return -EINVAL;
 841
 842         field = win->field;
 843         maxw  = dev->crop_current.width;
 844         maxh  = dev->crop_current.height;
 845
 846         if (V4L2_FIELD_ANY == field) {
 847                 field = (win->w.height > maxh/2)
 848                         ? V4L2_FIELD_INTERLACED
 849                         : V4L2_FIELD_TOP;
 850         }
 851         switch (field) {
 852         case V4L2_FIELD_TOP:
 853         case V4L2_FIELD_BOTTOM:
 854                 maxh = maxh / 2;
 855                 break;
 856         case V4L2_FIELD_INTERLACED:
 857                 break;
 858         default:
 859                 return -EINVAL;
 860         }
 861
 862         win->field = field;
 863         if (win->w.width > maxw)
 864                 win->w.width = maxw;
 865         if (win->w.height > maxh)
 866                 win->w.height = maxh;
 867         return 0;
 868 }
 869
 870 static int start_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
 871 {
 872         unsigned long base,control,bpl;
 873         int err;
 874
 875         err = verify_preview(dev,&fh->win);
 876         if (0 != err)
 877                 return err;
 878
 879         dev->ovfield = fh->win.field;
 880         dprintk("start_preview %dx%d+%d+%d %s field=%s\n",
 881                 fh->win.w.width,fh->win.w.height,
 882                 fh->win.w.left,fh->win.w.top,
 883                 dev->ovfmt->name,v4l2_field_names[dev->ovfield]);
 884
 885         /* setup window + clipping */
 886         set_size(dev,TASK_B,fh->win.w.width,fh->win.w.height,
 887                  V4L2_FIELD_HAS_BOTH(dev->ovfield));
 888         setup_clipping(dev,fh->clips,fh->nclips,
 889                        V4L2_FIELD_HAS_BOTH(dev->ovfield));
 890         if (dev->ovfmt->yuv)
 891                 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x03);
 892         else
 893                 saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x01);
 894         saa_writeb(SAA7134_OFMT_VIDEO_B, dev->ovfmt->pm | 0x20);
 895
 896         /* dma: setup channel 1 (= Video Task B) */
 897         base  = (unsigned long)dev->ovbuf.base;
 898         base += dev->ovbuf.fmt.bytesperline * fh->win.w.top;
 899         base += dev->ovfmt->depth/8         * fh->win.w.left;
 900         bpl   = dev->ovbuf.fmt.bytesperline;
 901         control = SAA7134_RS_CONTROL_BURST_16;
 902         if (dev->ovfmt->bswap)
 903                 control |= SAA7134_RS_CONTROL_BSWAP;
 904         if (dev->ovfmt->wswap)
 905                 control |= SAA7134_RS_CONTROL_WSWAP;
 906         if (V4L2_FIELD_HAS_BOTH(dev->ovfield)) {
 907                 saa_writel(SAA7134_RS_BA1(1),base);
 908                 saa_writel(SAA7134_RS_BA2(1),base+bpl);
 909                 saa_writel(SAA7134_RS_PITCH(1),bpl*2);
 910                 saa_writel(SAA7134_RS_CONTROL(1),control);
 911         } else {
 912                 saa_writel(SAA7134_RS_BA1(1),base);
 913                 saa_writel(SAA7134_RS_BA2(1),base);
 914                 saa_writel(SAA7134_RS_PITCH(1),bpl);
 915                 saa_writel(SAA7134_RS_CONTROL(1),control);
 916         }
 917
 918         /* start dma */
 919         dev->ovenable = 1;
 920         saa7134_set_dmabits(dev);
 921
 922         return 0;
 923 }
 924
 925 static int stop_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
 926 {
 927         dev->ovenable = 0;
 928         saa7134_set_dmabits(dev);
 929         return 0;
 930 }
 931
 932 /* ------------------------------------------------------------------ */
 933
 934 static int buffer_activate(struct saa7134_dev *dev,
 935                            struct saa7134_buf *buf,
 936                            struct saa7134_buf *next)
 937 {
 938         unsigned long base,control,bpl;
 939         unsigned long bpl_uv,lines_uv,base2,base3,tmp; /* planar */
 940
 941         dprintk("buffer_activate buf=%p\n",buf);
 942         buf->vb.state = VIDEOBUF_ACTIVE;
 943         buf->top_seen = 0;
 944
 945         set_size(dev,TASK_A,buf->vb.width,buf->vb.height,
 946                  V4L2_FIELD_HAS_BOTH(buf->vb.field));
 947         if (buf->fmt->yuv)
 948                 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x03);
 949         else
 950                 saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x01);
 951         saa_writeb(SAA7134_OFMT_VIDEO_A, buf->fmt->pm);
 952
 953         /* DMA: setup channel 0 (= Video Task A0) */
 954         base  = saa7134_buffer_base(buf);
 955         if (buf->fmt->planar)
 956                 bpl = buf->vb.width;
 957         else
 958                 bpl = (buf->vb.width * buf->fmt->depth) / 8;
 959         control = SAA7134_RS_CONTROL_BURST_16 |
 960                 SAA7134_RS_CONTROL_ME |
 961                 (buf->pt->dma >> 12);
 962         if (buf->fmt->bswap)
 963                 control |= SAA7134_RS_CONTROL_BSWAP;
 964         if (buf->fmt->wswap)
 965                 control |= SAA7134_RS_CONTROL_WSWAP;
 966         if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
 967                 /* interlaced */
 968                 saa_writel(SAA7134_RS_BA1(0),base);
 969                 saa_writel(SAA7134_RS_BA2(0),base+bpl);
 970                 saa_writel(SAA7134_RS_PITCH(0),bpl*2);
 971         } else {
 972                 /* non-interlaced */
 973                 saa_writel(SAA7134_RS_BA1(0),base);
 974                 saa_writel(SAA7134_RS_BA2(0),base);
 975                 saa_writel(SAA7134_RS_PITCH(0),bpl);
 976         }
 977         saa_writel(SAA7134_RS_CONTROL(0),control);
 978
 979         if (buf->fmt->planar) {
 980                 /* DMA: setup channel 4+5 (= planar task A) */
 981                 bpl_uv   = bpl >> buf->fmt->hshift;
 982                 lines_uv = buf->vb.height >> buf->fmt->vshift;
 983                 base2    = base + bpl * buf->vb.height;
 984                 base3    = base2 + bpl_uv * lines_uv;
 985                 if (buf->fmt->uvswap)
 986                         tmp = base2, base2 = base3, base3 = tmp;
 987                 dprintk("uv: bpl=%ld lines=%ld base2/3=%ld/%ld\n",
 988                         bpl_uv,lines_uv,base2,base3);
 989                 if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
 990                         /* interlaced */
 991                         saa_writel(SAA7134_RS_BA1(4),base2);
 992                         saa_writel(SAA7134_RS_BA2(4),base2+bpl_uv);
 993                         saa_writel(SAA7134_RS_PITCH(4),bpl_uv*2);
 994                         saa_writel(SAA7134_RS_BA1(5),base3);
 995                         saa_writel(SAA7134_RS_BA2(5),base3+bpl_uv);
 996                         saa_writel(SAA7134_RS_PITCH(5),bpl_uv*2);
 997                 } else {
 998                         /* non-interlaced */
 999                         saa_writel(SAA7134_RS_BA1(4),base2);
1000                         saa_writel(SAA7134_RS_BA2(4),base2);
1001                         saa_writel(SAA7134_RS_PITCH(4),bpl_uv);
1002                         saa_writel(SAA7134_RS_BA1(5),base3);
1003                         saa_writel(SAA7134_RS_BA2(5),base3);
1004                         saa_writel(SAA7134_RS_PITCH(5),bpl_uv);
1005                 }
1006                 saa_writel(SAA7134_RS_CONTROL(4),control);
1007                 saa_writel(SAA7134_RS_CONTROL(5),control);
1008         }
1009
1010         /* start DMA */
1011         saa7134_set_dmabits(dev);
1012         mod_timer(&dev->video_q.timeout, jiffies+BUFFER_TIMEOUT);
1013         return 0;
1014 }
1015
1016 static int buffer_prepare(struct videobuf_queue *q,
1017                           struct videobuf_buffer *vb,
1018                           enum v4l2_field field)
1019 {
1020         struct saa7134_fh *fh = q->priv_data;
1021         struct saa7134_dev *dev = fh->dev;
1022         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1023         unsigned int size;
1024         int err;
1025
1026         /* sanity checks */
1027         if (NULL == fh->fmt)
1028                 return -EINVAL;
1029         if (fh->width    < 48 ||
1030             fh->height   < 32 ||
1031             fh->width/4  > dev->crop_current.width  ||
1032             fh->height/4 > dev->crop_current.height ||
1033             fh->width    > dev->crop_bounds.width  ||
1034             fh->height   > dev->crop_bounds.height)
1035                 return -EINVAL;
1036         size = (fh->width * fh->height * fh->fmt->depth) >> 3;
1037         if (0 != buf->vb.baddr  &&  buf->vb.bsize < size)
1038                 return -EINVAL;
1039
1040         dprintk("buffer_prepare [%d,size=%dx%d,bytes=%d,fields=%s,%s]\n",
1041                 vb->i,fh->width,fh->height,size,v4l2_field_names[field],
1042                 fh->fmt->name);
1043         if (buf->vb.width  != fh->width  ||
1044             buf->vb.height != fh->height ||
1045             buf->vb.size   != size       ||
1046             buf->vb.field  != field      ||
1047             buf->fmt       != fh->fmt) {
1048                 saa7134_dma_free(q,buf);
1049         }
1050
1051         if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
1052                 struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
1053
1054                 buf->vb.width  = fh->width;
1055                 buf->vb.height = fh->height;
1056                 buf->vb.size   = size;
1057                 buf->vb.field  = field;
1058                 buf->fmt       = fh->fmt;
1059                 buf->pt        = &fh->pt_cap;
1060                 dev->video_q.curr = NULL;
1061
1062                 err = videobuf_iolock(q,&buf->vb,&dev->ovbuf);
1063                 if (err)
1064                         goto oops;
1065                 err = saa7134_pgtable_build(dev->pci,buf->pt,
1066                                             dma->sglist,
1067                                             dma->sglen,
1068                                             saa7134_buffer_startpage(buf));
1069                 if (err)
1070                         goto oops;
1071         }
1072         buf->vb.state = VIDEOBUF_PREPARED;
1073         buf->activate = buffer_activate;
1074         return 0;
1075
1076  oops:
1077         saa7134_dma_free(q,buf);
1078         return err;
1079 }
1080
1081 static int
1082 buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
1083 {
1084         struct saa7134_fh *fh = q->priv_data;
1085
1086         *size = fh->fmt->depth * fh->width * fh->height >> 3;
1087         if (0 == *count)
1088                 *count = gbuffers;
1089         *count = saa7134_buffer_count(*size,*count);
1090         return 0;
1091 }
1092
1093 static void buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
1094 {
1095         struct saa7134_fh *fh = q->priv_data;
1096         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1097
1098         saa7134_buffer_queue(fh->dev,&fh->dev->video_q,buf);
1099 }
1100
1101 static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
1102 {
1103         struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
1104
1105         saa7134_dma_free(q,buf);
1106 }
1107
1108 static struct videobuf_queue_ops video_qops = {
1109         .buf_setup    = buffer_setup,
1110         .buf_prepare  = buffer_prepare,
1111         .buf_queue    = buffer_queue,
1112         .buf_release  = buffer_release,
1113 };
1114
1115 /* ------------------------------------------------------------------ */
1116
1117 int saa7134_g_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c)
1118 {
1119         const struct v4l2_queryctrl* ctrl;
1120
1121         ctrl = ctrl_by_id(c->id);
1122         if (NULL == ctrl)
1123                 return -EINVAL;
1124         switch (c->id) {
1125         case V4L2_CID_BRIGHTNESS:
1126                 c->value = dev->ctl_bright;
1127                 break;
1128         case V4L2_CID_HUE:
1129                 c->value = dev->ctl_hue;
1130                 break;
1131         case V4L2_CID_CONTRAST:
1132                 c->value = dev->ctl_contrast;
1133                 break;
1134         case V4L2_CID_SATURATION:
1135                 c->value = dev->ctl_saturation;
1136                 break;
1137         case V4L2_CID_AUDIO_MUTE:
1138                 c->value = dev->ctl_mute;
1139                 break;
1140         case V4L2_CID_AUDIO_VOLUME:
1141                 c->value = dev->ctl_volume;
1142                 break;
1143         case V4L2_CID_PRIVATE_INVERT:
1144                 c->value = dev->ctl_invert;
1145                 break;
1146         case V4L2_CID_HFLIP:
1147                 c->value = dev->ctl_mirror;
1148                 break;
1149         case V4L2_CID_PRIVATE_Y_EVEN:
1150                 c->value = dev->ctl_y_even;
1151                 break;
1152         case V4L2_CID_PRIVATE_Y_ODD:
1153                 c->value = dev->ctl_y_odd;
1154                 break;
1155         case V4L2_CID_PRIVATE_AUTOMUTE:
1156                 c->value = dev->ctl_automute;
1157                 break;
1158         default:
1159                 return -EINVAL;
1160         }
1161         return 0;
1162 }
1163 EXPORT_SYMBOL_GPL(saa7134_g_ctrl_internal);
1164
1165 static int saa7134_g_ctrl(struct file *file, void *priv, struct v4l2_control *c)
1166 {
1167         struct saa7134_fh *fh = priv;
1168
1169         return saa7134_g_ctrl_internal(fh->dev, fh, c);
1170 }
1171
1172 int saa7134_s_ctrl_internal(struct saa7134_dev *dev,  struct saa7134_fh *fh, struct v4l2_control *c)
1173 {
1174         const struct v4l2_queryctrl* ctrl;
1175         unsigned long flags;
1176         int restart_overlay = 0;
1177         int err;
1178
1179         /* When called from the empress code fh == NULL.
1180            That needs to be fixed somehow, but for now this is
1181            good enough. */
1182         if (fh) {
1183                 err = v4l2_prio_check(&dev->prio, &fh->prio);
1184                 if (0 != err)
1185                         return err;
1186         }
1187         err = -EINVAL;
1188
1189         mutex_lock(&dev->lock);
1190
1191         ctrl = ctrl_by_id(c->id);
1192         if (NULL == ctrl)
1193                 goto error;
1194
1195         dprintk("set_control name=%s val=%d\n",ctrl->name,c->value);
1196         switch (ctrl->type) {
1197         case V4L2_CTRL_TYPE_BOOLEAN:
1198         case V4L2_CTRL_TYPE_MENU:
1199         case V4L2_CTRL_TYPE_INTEGER:
1200                 if (c->value < ctrl->minimum)
1201                         c->value = ctrl->minimum;
1202                 if (c->value > ctrl->maximum)
1203                         c->value = ctrl->maximum;
1204                 break;
1205         default:
1206                 /* nothing */;
1207         };
1208         switch (c->id) {
1209         case V4L2_CID_BRIGHTNESS:
1210                 dev->ctl_bright = c->value;
1211                 saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
1212                 break;
1213         case V4L2_CID_HUE:
1214                 dev->ctl_hue = c->value;
1215                 saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
1216                 break;
1217         case V4L2_CID_CONTRAST:
1218                 dev->ctl_contrast = c->value;
1219                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1220                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1221                 break;
1222         case V4L2_CID_SATURATION:
1223                 dev->ctl_saturation = c->value;
1224                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1225                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1226                 break;
1227         case V4L2_CID_AUDIO_MUTE:
1228                 dev->ctl_mute = c->value;
1229                 saa7134_tvaudio_setmute(dev);
1230                 break;
1231         case V4L2_CID_AUDIO_VOLUME:
1232                 dev->ctl_volume = c->value;
1233                 saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
1234                 break;
1235         case V4L2_CID_PRIVATE_INVERT:
1236                 dev->ctl_invert = c->value;
1237                 saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
1238                            dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
1239                 saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
1240                            dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
1241                 break;
1242         case V4L2_CID_HFLIP:
1243                 dev->ctl_mirror = c->value;
1244                 restart_overlay = 1;
1245                 break;
1246         case V4L2_CID_PRIVATE_Y_EVEN:
1247                 dev->ctl_y_even = c->value;
1248                 restart_overlay = 1;
1249                 break;
1250         case V4L2_CID_PRIVATE_Y_ODD:
1251                 dev->ctl_y_odd = c->value;
1252                 restart_overlay = 1;
1253                 break;
1254         case V4L2_CID_PRIVATE_AUTOMUTE:
1255         {
1256                 struct v4l2_priv_tun_config tda9887_cfg;
1257
1258                 tda9887_cfg.tuner = TUNER_TDA9887;
1259                 tda9887_cfg.priv = &dev->tda9887_conf;
1260
1261                 dev->ctl_automute = c->value;
1262                 if (dev->tda9887_conf) {
1263                         if (dev->ctl_automute)
1264                                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
1265                         else
1266                                 dev->tda9887_conf &= ~TDA9887_AUTOMUTE;
1267
1268                         saa_call_all(dev, tuner, s_config, &tda9887_cfg);
1269                 }
1270                 break;
1271         }
1272         default:
1273                 goto error;
1274         }
1275         if (restart_overlay && fh && res_check(fh, RESOURCE_OVERLAY)) {
1276                 spin_lock_irqsave(&dev->slock,flags);
1277                 stop_preview(dev,fh);
1278                 start_preview(dev,fh);
1279                 spin_unlock_irqrestore(&dev->slock,flags);
1280         }
1281         err = 0;
1282
1283 error:
1284         mutex_unlock(&dev->lock);
1285         return err;
1286 }
1287 EXPORT_SYMBOL_GPL(saa7134_s_ctrl_internal);
1288
1289 static int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c)
1290 {
1291         struct saa7134_fh *fh = f;
1292
1293         return saa7134_s_ctrl_internal(fh->dev, fh, c);
1294 }
1295
1296 /* ------------------------------------------------------------------ */
1297
1298 static struct videobuf_queue* saa7134_queue(struct saa7134_fh *fh)
1299 {
1300         struct videobuf_queue* q = NULL;
1301
1302         switch (fh->type) {
1303         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1304                 q = &fh->cap;
1305                 break;
1306         case V4L2_BUF_TYPE_VBI_CAPTURE:
1307                 q = &fh->vbi;
1308                 break;
1309         default:
1310                 BUG();
1311         }
1312         return q;
1313 }
1314
1315 static int saa7134_resource(struct saa7134_fh *fh)
1316 {
1317         if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
1318                 return RESOURCE_VIDEO;
1319
1320         if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
1321                 return RESOURCE_VBI;
1322
1323         BUG();
1324         return 0;
1325 }
1326
1327 static int video_open(struct file *file)
1328 {
1329         int minor = video_devdata(file)->minor;
1330         struct saa7134_dev *dev;
1331         struct saa7134_fh *fh;
1332         enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1333         int radio = 0;
1334
1335         mutex_lock(&saa7134_devlist_lock);
1336         list_for_each_entry(dev, &saa7134_devlist, devlist) {
1337                 if (dev->video_dev && (dev->video_dev->minor == minor))
1338                         goto found;
1339                 if (dev->radio_dev && (dev->radio_dev->minor == minor)) {
1340                         radio = 1;
1341                         goto found;
1342                 }
1343                 if (dev->vbi_dev && (dev->vbi_dev->minor == minor)) {
1344                         type = V4L2_BUF_TYPE_VBI_CAPTURE;
1345                         goto found;
1346                 }
1347         }
1348         mutex_unlock(&saa7134_devlist_lock);
1349         return -ENODEV;
1350
1351 found:
1352         mutex_unlock(&saa7134_devlist_lock);
1353
1354         dprintk("open minor=%d radio=%d type=%s\n",minor,radio,
1355                 v4l2_type_names[type]);
1356
1357         /* allocate + initialize per filehandle data */
1358         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
1359         if (NULL == fh)
1360                 return -ENOMEM;
1361
1362         file->private_data = fh;
1363         fh->dev      = dev;
1364         fh->radio    = radio;
1365         fh->type     = type;
1366         fh->fmt      = format_by_fourcc(V4L2_PIX_FMT_BGR24);
1367         fh->width    = 720;
1368         fh->height   = 576;
1369         v4l2_prio_open(&dev->prio,&fh->prio);
1370
1371         videobuf_queue_sg_init(&fh->cap, &video_qops,
1372                             &dev->pci->dev, &dev->slock,
1373                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
1374                             V4L2_FIELD_INTERLACED,
1375                             sizeof(struct saa7134_buf),
1376                             fh);
1377         videobuf_queue_sg_init(&fh->vbi, &saa7134_vbi_qops,
1378                             &dev->pci->dev, &dev->slock,
1379                             V4L2_BUF_TYPE_VBI_CAPTURE,
1380                             V4L2_FIELD_SEQ_TB,
1381                             sizeof(struct saa7134_buf),
1382                             fh);
1383         saa7134_pgtable_alloc(dev->pci,&fh->pt_cap);
1384         saa7134_pgtable_alloc(dev->pci,&fh->pt_vbi);
1385
1386         if (fh->radio) {
1387                 /* switch to radio mode */
1388                 saa7134_tvaudio_setinput(dev,&card(dev).radio);
1389                 saa_call_all(dev, tuner, s_radio);
1390         } else {
1391                 /* switch to video/vbi mode */
1392                 video_mux(dev,dev->ctl_input);
1393         }
1394         return 0;
1395 }
1396
1397 static ssize_t
1398 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
1399 {
1400         struct saa7134_fh *fh = file->private_data;
1401
1402         switch (fh->type) {
1403         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
1404                 if (res_locked(fh->dev,RESOURCE_VIDEO))
1405                         return -EBUSY;
1406                 return videobuf_read_one(saa7134_queue(fh),
1407                                          data, count, ppos,
1408                                          file->f_flags & O_NONBLOCK);
1409         case V4L2_BUF_TYPE_VBI_CAPTURE:
1410                 if (!res_get(fh->dev,fh,RESOURCE_VBI))
1411                         return -EBUSY;
1412                 return videobuf_read_stream(saa7134_queue(fh),
1413                                             data, count, ppos, 1,
1414                                             file->f_flags & O_NONBLOCK);
1415                 break;
1416         default:
1417                 BUG();
1418                 return 0;
1419         }
1420 }
1421
1422 static unsigned int
1423 video_poll(struct file *file, struct poll_table_struct *wait)
1424 {
1425         struct saa7134_fh *fh = file->private_data;
1426         struct videobuf_buffer *buf = NULL;
1427         unsigned int rc = 0;
1428
1429         if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type)
1430                 return videobuf_poll_stream(file, &fh->vbi, wait);
1431
1432         if (res_check(fh,RESOURCE_VIDEO)) {
1433                 mutex_lock(&fh->cap.vb_lock);
1434                 if (!list_empty(&fh->cap.stream))
1435                         buf = list_entry(fh->cap.stream.next, struct videobuf_buffer, stream);
1436         } else {
1437                 mutex_lock(&fh->cap.vb_lock);
1438                 if (UNSET == fh->cap.read_off) {
1439                         /* need to capture a new frame */
1440                         if (res_locked(fh->dev,RESOURCE_VIDEO))
1441                                 goto err;
1442                         if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field))
1443                                 goto err;
1444                         fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
1445                         fh->cap.read_off = 0;
1446                 }
1447                 mutex_unlock(&fh->cap.vb_lock);
1448                 buf = fh->cap.read_buf;
1449         }
1450
1451         if (!buf)
1452                 goto err;
1453
1454         poll_wait(file, &buf->done, wait);
1455         if (buf->state == VIDEOBUF_DONE ||
1456             buf->state == VIDEOBUF_ERROR)
1457                 rc = POLLIN|POLLRDNORM;
1458         mutex_unlock(&fh->cap.vb_lock);
1459         return rc;
1460
1461 err:
1462         mutex_unlock(&fh->cap.vb_lock);
1463         return POLLERR;
1464 }
1465
1466 static int video_release(struct file *file)
1467 {
1468         struct saa7134_fh  *fh  = file->private_data;
1469         struct saa7134_dev *dev = fh->dev;
1470         struct rds_command cmd;
1471         unsigned long flags;
1472
1473         /* turn off overlay */
1474         if (res_check(fh, RESOURCE_OVERLAY)) {
1475                 spin_lock_irqsave(&dev->slock,flags);
1476                 stop_preview(dev,fh);
1477                 spin_unlock_irqrestore(&dev->slock,flags);
1478                 res_free(dev,fh,RESOURCE_OVERLAY);
1479         }
1480
1481         /* stop video capture */
1482         if (res_check(fh, RESOURCE_VIDEO)) {
1483                 videobuf_streamoff(&fh->cap);
1484                 res_free(dev,fh,RESOURCE_VIDEO);
1485         }
1486         if (fh->cap.read_buf) {
1487                 buffer_release(&fh->cap,fh->cap.read_buf);
1488                 kfree(fh->cap.read_buf);
1489         }
1490
1491         /* stop vbi capture */
1492         if (res_check(fh, RESOURCE_VBI)) {
1493                 videobuf_stop(&fh->vbi);
1494                 res_free(dev,fh,RESOURCE_VBI);
1495         }
1496
1497         /* ts-capture will not work in planar mode, so turn it off Hac: 04.05*/
1498         saa_andorb(SAA7134_OFMT_VIDEO_A, 0x1f, 0);
1499         saa_andorb(SAA7134_OFMT_VIDEO_B, 0x1f, 0);
1500         saa_andorb(SAA7134_OFMT_DATA_A, 0x1f, 0);
1501         saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0);
1502
1503         saa_call_all(dev, tuner, s_standby);
1504         if (fh->radio)
1505                 saa_call_all(dev, core, ioctl, RDS_CMD_CLOSE, &cmd);
1506
1507         /* free stuff */
1508         videobuf_mmap_free(&fh->cap);
1509         videobuf_mmap_free(&fh->vbi);
1510         saa7134_pgtable_free(dev->pci,&fh->pt_cap);
1511         saa7134_pgtable_free(dev->pci,&fh->pt_vbi);
1512
1513         v4l2_prio_close(&dev->prio,&fh->prio);
1514         file->private_data = NULL;
1515         kfree(fh);
1516         return 0;
1517 }
1518
1519 static int video_mmap(struct file *file, struct vm_area_struct * vma)
1520 {
1521         struct saa7134_fh *fh = file->private_data;
1522
1523         return videobuf_mmap_mapper(saa7134_queue(fh), vma);
1524 }
1525
1526 static ssize_t radio_read(struct file *file, char __user *data,
1527                          size_t count, loff_t *ppos)
1528 {
1529         struct saa7134_fh *fh = file->private_data;
1530         struct saa7134_dev *dev = fh->dev;
1531         struct rds_command cmd;
1532
1533         cmd.block_count = count/3;
1534         cmd.buffer = data;
1535         cmd.instance = file;
1536         cmd.result = -ENODEV;
1537
1538         saa_call_all(dev, core, ioctl, RDS_CMD_READ, &cmd);
1539
1540         return cmd.result;
1541 }
1542
1543 static unsigned int radio_poll(struct file *file, poll_table *wait)
1544 {
1545         struct saa7134_fh *fh = file->private_data;
1546         struct saa7134_dev *dev = fh->dev;
1547         struct rds_command cmd;
1548
1549         cmd.instance = file;
1550         cmd.event_list = wait;
1551         cmd.result = -ENODEV;
1552         saa_call_all(dev, core, ioctl, RDS_CMD_POLL, &cmd);
1553
1554         return cmd.result;
1555 }
1556
1557 /* ------------------------------------------------------------------ */
1558
1559 static int saa7134_try_get_set_fmt_vbi_cap(struct file *file, void *priv,
1560                                                 struct v4l2_format *f)
1561 {
1562         struct saa7134_fh *fh = priv;
1563         struct saa7134_dev *dev = fh->dev;
1564         struct saa7134_tvnorm *norm = dev->tvnorm;
1565
1566         f->fmt.vbi.sampling_rate = 6750000 * 4;
1567         f->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */;
1568         f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
1569         f->fmt.vbi.offset = 64 * 4;
1570         f->fmt.vbi.start[0] = norm->vbi_v_start_0;
1571         f->fmt.vbi.count[0] = norm->vbi_v_stop_0 - norm->vbi_v_start_0 +1;
1572         f->fmt.vbi.start[1] = norm->vbi_v_start_1;
1573         f->fmt.vbi.count[1] = f->fmt.vbi.count[0];
1574         f->fmt.vbi.flags = 0; /* VBI_UNSYNC VBI_INTERLACED */
1575
1576         return 0;
1577 }
1578
1579 static int saa7134_g_fmt_vid_cap(struct file *file, void *priv,
1580                                 struct v4l2_format *f)
1581 {
1582         struct saa7134_fh *fh = priv;
1583
1584         f->fmt.pix.width        = fh->width;
1585         f->fmt.pix.height       = fh->height;
1586         f->fmt.pix.field        = fh->cap.field;
1587         f->fmt.pix.pixelformat  = fh->fmt->fourcc;
1588         f->fmt.pix.bytesperline =
1589                 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1590         f->fmt.pix.sizeimage =
1591                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1592         return 0;
1593 }
1594
1595 static int saa7134_g_fmt_vid_overlay(struct file *file, void *priv,
1596                                 struct v4l2_format *f)
1597 {
1598         struct saa7134_fh *fh = priv;
1599
1600         if (saa7134_no_overlay > 0) {
1601                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1602                 return -EINVAL;
1603         }
1604         f->fmt.win = fh->win;
1605
1606         return 0;
1607 }
1608
1609 static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
1610                                                 struct v4l2_format *f)
1611 {
1612         struct saa7134_fh *fh = priv;
1613         struct saa7134_dev *dev = fh->dev;
1614         struct saa7134_format *fmt;
1615         enum v4l2_field field;
1616         unsigned int maxw, maxh;
1617
1618         fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1619         if (NULL == fmt)
1620                 return -EINVAL;
1621
1622         field = f->fmt.pix.field;
1623         maxw  = min(dev->crop_current.width*4,  dev->crop_bounds.width);
1624         maxh  = min(dev->crop_current.height*4, dev->crop_bounds.height);
1625
1626         if (V4L2_FIELD_ANY == field) {
1627                 field = (f->fmt.pix.height > maxh/2)
1628                         ? V4L2_FIELD_INTERLACED
1629                         : V4L2_FIELD_BOTTOM;
1630         }
1631         switch (field) {
1632         case V4L2_FIELD_TOP:
1633         case V4L2_FIELD_BOTTOM:
1634                 maxh = maxh / 2;
1635                 break;
1636         case V4L2_FIELD_INTERLACED:
1637                 break;
1638         default:
1639                 return -EINVAL;
1640         }
1641
1642         f->fmt.pix.field = field;
1643         if (f->fmt.pix.width  < 48)
1644                 f->fmt.pix.width  = 48;
1645         if (f->fmt.pix.height < 32)
1646                 f->fmt.pix.height = 32;
1647         if (f->fmt.pix.width > maxw)
1648                 f->fmt.pix.width = maxw;
1649         if (f->fmt.pix.height > maxh)
1650                 f->fmt.pix.height = maxh;
1651         f->fmt.pix.width &= ~0x03;
1652         f->fmt.pix.bytesperline =
1653                 (f->fmt.pix.width * fmt->depth) >> 3;
1654         f->fmt.pix.sizeimage =
1655                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1656
1657         return 0;
1658 }
1659
1660 static int saa7134_try_fmt_vid_overlay(struct file *file, void *priv,
1661                                                 struct v4l2_format *f)
1662 {
1663         struct saa7134_fh *fh = priv;
1664         struct saa7134_dev *dev = fh->dev;
1665
1666         if (saa7134_no_overlay > 0) {
1667                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1668                 return -EINVAL;
1669         }
1670
1671         return verify_preview(dev, &f->fmt.win);
1672 }
1673
1674 static int saa7134_s_fmt_vid_cap(struct file *file, void *priv,
1675                                         struct v4l2_format *f)
1676 {
1677         struct saa7134_fh *fh = priv;
1678         int err;
1679
1680         err = saa7134_try_fmt_vid_cap(file, priv, f);
1681         if (0 != err)
1682                 return err;
1683
1684         fh->fmt       = format_by_fourcc(f->fmt.pix.pixelformat);
1685         fh->width     = f->fmt.pix.width;
1686         fh->height    = f->fmt.pix.height;
1687         fh->cap.field = f->fmt.pix.field;
1688         return 0;
1689 }
1690
1691 static int saa7134_s_fmt_vid_overlay(struct file *file, void *priv,
1692                                         struct v4l2_format *f)
1693 {
1694         struct saa7134_fh *fh = priv;
1695         struct saa7134_dev *dev = fh->dev;
1696         int err;
1697         unsigned long flags;
1698
1699         if (saa7134_no_overlay > 0) {
1700                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
1701                 return -EINVAL;
1702         }
1703         err = verify_preview(dev, &f->fmt.win);
1704         if (0 != err)
1705                 return err;
1706
1707         mutex_lock(&dev->lock);
1708
1709         fh->win    = f->fmt.win;
1710         fh->nclips = f->fmt.win.clipcount;
1711
1712         if (fh->nclips > 8)
1713                 fh->nclips = 8;
1714
1715         if (copy_from_user(fh->clips, f->fmt.win.clips,
1716                            sizeof(struct v4l2_clip)*fh->nclips)) {
1717                 mutex_unlock(&dev->lock);
1718                 return -EFAULT;
1719         }
1720
1721         if (res_check(fh, RESOURCE_OVERLAY)) {
1722                 spin_lock_irqsave(&dev->slock, flags);
1723                 stop_preview(dev, fh);
1724                 start_preview(dev, fh);
1725                 spin_unlock_irqrestore(&dev->slock, flags);
1726         }
1727
1728         mutex_unlock(&dev->lock);
1729         return 0;
1730 }
1731
1732 int saa7134_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c)
1733 {
1734         const struct v4l2_queryctrl *ctrl;
1735
1736         if ((c->id <  V4L2_CID_BASE ||
1737              c->id >= V4L2_CID_LASTP1) &&
1738             (c->id <  V4L2_CID_PRIVATE_BASE ||
1739              c->id >= V4L2_CID_PRIVATE_LASTP1))
1740                 return -EINVAL;
1741         ctrl = ctrl_by_id(c->id);
1742         *c = (NULL != ctrl) ? *ctrl : no_ctrl;
1743         return 0;
1744 }
1745 EXPORT_SYMBOL_GPL(saa7134_queryctrl);
1746
1747 static int saa7134_enum_input(struct file *file, void *priv,
1748                                         struct v4l2_input *i)
1749 {
1750         struct saa7134_fh *fh = priv;
1751         struct saa7134_dev *dev = fh->dev;
1752         unsigned int n;
1753
1754         n = i->index;
1755         if (n >= SAA7134_INPUT_MAX)
1756                 return -EINVAL;
1757         if (NULL == card_in(dev, i->index).name)
1758                 return -EINVAL;
1759         memset(i, 0, sizeof(*i));
1760         i->index = n;
1761         i->type  = V4L2_INPUT_TYPE_CAMERA;
1762         strcpy(i->name, card_in(dev, n).name);
1763         if (card_in(dev, n).tv)
1764                 i->type = V4L2_INPUT_TYPE_TUNER;
1765         i->audioset = 1;
1766         if (n == dev->ctl_input) {
1767                 int v1 = saa_readb(SAA7134_STATUS_VIDEO1);
1768                 int v2 = saa_readb(SAA7134_STATUS_VIDEO2);
1769
1770                 if (0 != (v1 & 0x40))
1771                         i->status |= V4L2_IN_ST_NO_H_LOCK;
1772                 if (0 != (v2 & 0x40))
1773                         i->status |= V4L2_IN_ST_NO_SYNC;
1774                 if (0 != (v2 & 0x0e))
1775                         i->status |= V4L2_IN_ST_MACROVISION;
1776         }
1777         i->std = SAA7134_NORMS;
1778         return 0;
1779 }
1780
1781 static int saa7134_g_input(struct file *file, void *priv, unsigned int *i)
1782 {
1783         struct saa7134_fh *fh = priv;
1784         struct saa7134_dev *dev = fh->dev;
1785
1786         *i = dev->ctl_input;
1787         return 0;
1788 }
1789
1790 static int saa7134_s_input(struct file *file, void *priv, unsigned int i)
1791 {
1792         struct saa7134_fh *fh = priv;
1793         struct saa7134_dev *dev = fh->dev;
1794         int err;
1795
1796         err = v4l2_prio_check(&dev->prio, &fh->prio);
1797         if (0 != err)
1798                 return err;
1799
1800         if (i < 0  ||  i >= SAA7134_INPUT_MAX)
1801                 return -EINVAL;
1802         if (NULL == card_in(dev, i).name)
1803                 return -EINVAL;
1804         mutex_lock(&dev->lock);
1805         video_mux(dev, i);
1806         mutex_unlock(&dev->lock);
1807         return 0;
1808 }
1809
1810 static int saa7134_querycap(struct file *file, void  *priv,
1811                                         struct v4l2_capability *cap)
1812 {
1813         struct saa7134_fh *fh = priv;
1814         struct saa7134_dev *dev = fh->dev;
1815
1816         unsigned int tuner_type = dev->tuner_type;
1817
1818         strcpy(cap->driver, "saa7134");
1819         strlcpy(cap->card, saa7134_boards[dev->board].name,
1820                 sizeof(cap->card));
1821         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
1822         cap->version = SAA7134_VERSION_CODE;
1823         cap->capabilities =
1824                 V4L2_CAP_VIDEO_CAPTURE |
1825                 V4L2_CAP_VBI_CAPTURE |
1826                 V4L2_CAP_READWRITE |
1827                 V4L2_CAP_STREAMING |
1828                 V4L2_CAP_TUNER;
1829         if (saa7134_no_overlay <= 0)
1830                 cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY;
1831
1832         if ((tuner_type == TUNER_ABSENT) || (tuner_type == UNSET))
1833                 cap->capabilities &= ~V4L2_CAP_TUNER;
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         int err;
1843
1844         /* When called from the empress code fh == NULL.
1845            That needs to be fixed somehow, but for now this is
1846            good enough. */
1847         if (fh) {
1848                 err = v4l2_prio_check(&dev->prio, &fh->prio);
1849                 if (0 != err)
1850                         return err;
1851         } else if (res_locked(dev, RESOURCE_OVERLAY)) {
1852                 /* Don't change the std from the mpeg device
1853                    if overlay is active. */
1854                 return -EBUSY;
1855         }
1856
1857         for (i = 0; i < TVNORMS; i++)
1858                 if (*id == tvnorms[i].id)
1859                         break;
1860
1861         if (i == TVNORMS)
1862                 for (i = 0; i < TVNORMS; i++)
1863                         if (*id & tvnorms[i].id)
1864                                 break;
1865         if (i == TVNORMS)
1866                 return -EINVAL;
1867
1868         if ((*id & V4L2_STD_SECAM) && (secam[0] != '-')) {
1869                 if (secam[0] == 'L' || secam[0] == 'l') {
1870                         if (secam[1] == 'C' || secam[1] == 'c')
1871                                 fixup = V4L2_STD_SECAM_LC;
1872                         else
1873                                 fixup = V4L2_STD_SECAM_L;
1874                 } else {
1875                         if (secam[0] == 'D' || secam[0] == 'd')
1876                                 fixup = V4L2_STD_SECAM_DK;
1877                         else
1878                                 fixup = V4L2_STD_SECAM;
1879                 }
1880                 for (i = 0; i < TVNORMS; i++)
1881                         if (fixup == tvnorms[i].id)
1882                                 break;
1883         }
1884
1885         *id = tvnorms[i].id;
1886
1887         mutex_lock(&dev->lock);
1888         if (fh && res_check(fh, RESOURCE_OVERLAY)) {
1889                 spin_lock_irqsave(&dev->slock, flags);
1890                 stop_preview(dev, fh);
1891                 spin_unlock_irqrestore(&dev->slock, flags);
1892
1893                 set_tvnorm(dev, &tvnorms[i]);
1894
1895                 spin_lock_irqsave(&dev->slock, flags);
1896                 start_preview(dev, fh);
1897                 spin_unlock_irqrestore(&dev->slock, flags);
1898         } else
1899                 set_tvnorm(dev, &tvnorms[i]);
1900
1901         saa7134_tvaudio_do_scan(dev);
1902         mutex_unlock(&dev->lock);
1903         return 0;
1904 }
1905 EXPORT_SYMBOL_GPL(saa7134_s_std_internal);
1906
1907 static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id *id)
1908 {
1909         struct saa7134_fh *fh = priv;
1910
1911         return saa7134_s_std_internal(fh->dev, fh, id);
1912 }
1913
1914 static int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id)
1915 {
1916         struct saa7134_fh *fh = priv;
1917         struct saa7134_dev *dev = fh->dev;
1918
1919         *id = dev->tvnorm->id;
1920         return 0;
1921 }
1922
1923 static int saa7134_cropcap(struct file *file, void *priv,
1924                                         struct v4l2_cropcap *cap)
1925 {
1926         struct saa7134_fh *fh = priv;
1927         struct saa7134_dev *dev = fh->dev;
1928
1929         if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1930             cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1931                 return -EINVAL;
1932         cap->bounds  = dev->crop_bounds;
1933         cap->defrect = dev->crop_defrect;
1934         cap->pixelaspect.numerator   = 1;
1935         cap->pixelaspect.denominator = 1;
1936         if (dev->tvnorm->id & V4L2_STD_525_60) {
1937                 cap->pixelaspect.numerator   = 11;
1938                 cap->pixelaspect.denominator = 10;
1939         }
1940         if (dev->tvnorm->id & V4L2_STD_625_50) {
1941                 cap->pixelaspect.numerator   = 54;
1942                 cap->pixelaspect.denominator = 59;
1943         }
1944         return 0;
1945 }
1946
1947 static int saa7134_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
1948 {
1949         struct saa7134_fh *fh = f;
1950         struct saa7134_dev *dev = fh->dev;
1951
1952         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1953             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1954                 return -EINVAL;
1955         crop->c = dev->crop_current;
1956         return 0;
1957 }
1958
1959 static int saa7134_s_crop(struct file *file, void *f, struct v4l2_crop *crop)
1960 {
1961         struct saa7134_fh *fh = f;
1962         struct saa7134_dev *dev = fh->dev;
1963         struct v4l2_rect *b = &dev->crop_bounds;
1964
1965         if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
1966             crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
1967                 return -EINVAL;
1968         if (crop->c.height < 0)
1969                 return -EINVAL;
1970         if (crop->c.width < 0)
1971                 return -EINVAL;
1972
1973         if (res_locked(fh->dev, RESOURCE_OVERLAY))
1974                 return -EBUSY;
1975         if (res_locked(fh->dev, RESOURCE_VIDEO))
1976                 return -EBUSY;
1977
1978         if (crop->c.top < b->top)
1979                 crop->c.top = b->top;
1980         if (crop->c.top > b->top + b->height)
1981                 crop->c.top = b->top + b->height;
1982         if (crop->c.height > b->top - crop->c.top + b->height)
1983                 crop->c.height = b->top - crop->c.top + b->height;
1984
1985         if (crop->c.left < b->left)
1986                 crop->c.left = b->left;
1987         if (crop->c.left > b->left + b->width)
1988                 crop->c.left = b->left + b->width;
1989         if (crop->c.width > b->left - crop->c.left + b->width)
1990                 crop->c.width = b->left - crop->c.left + b->width;
1991
1992         dev->crop_current = crop->c;
1993         return 0;
1994 }
1995
1996 static int saa7134_g_tuner(struct file *file, void *priv,
1997                                         struct v4l2_tuner *t)
1998 {
1999         struct saa7134_fh *fh = priv;
2000         struct saa7134_dev *dev = fh->dev;
2001         int n;
2002
2003         if (0 != t->index)
2004                 return -EINVAL;
2005         memset(t, 0, sizeof(*t));
2006         for (n = 0; n < SAA7134_INPUT_MAX; n++)
2007                 if (card_in(dev, n).tv)
2008                         break;
2009         if (NULL != card_in(dev, n).name) {
2010                 strcpy(t->name, "Television");
2011                 t->type = V4L2_TUNER_ANALOG_TV;
2012                 t->capability = V4L2_TUNER_CAP_NORM |
2013                         V4L2_TUNER_CAP_STEREO |
2014                         V4L2_TUNER_CAP_LANG1 |
2015                         V4L2_TUNER_CAP_LANG2;
2016                 t->rangehigh = 0xffffffffUL;
2017                 t->rxsubchans = saa7134_tvaudio_getstereo(dev);
2018                 t->audmode = saa7134_tvaudio_rx2mode(t->rxsubchans);
2019         }
2020         if (0 != (saa_readb(SAA7134_STATUS_VIDEO1) & 0x03))
2021                 t->signal = 0xffff;
2022         return 0;
2023 }
2024
2025 static int saa7134_s_tuner(struct file *file, void *priv,
2026                                         struct v4l2_tuner *t)
2027 {
2028         struct saa7134_fh *fh = priv;
2029         struct saa7134_dev *dev = fh->dev;
2030         int rx, mode, err;
2031
2032         err = v4l2_prio_check(&dev->prio, &fh->prio);
2033         if (0 != err)
2034                 return err;
2035
2036         mode = dev->thread.mode;
2037         if (UNSET == mode) {
2038                 rx   = saa7134_tvaudio_getstereo(dev);
2039                 mode = saa7134_tvaudio_rx2mode(t->rxsubchans);
2040         }
2041         if (mode != t->audmode)
2042                 dev->thread.mode = t->audmode;
2043
2044         return 0;
2045 }
2046
2047 static int saa7134_g_frequency(struct file *file, void *priv,
2048                                         struct v4l2_frequency *f)
2049 {
2050         struct saa7134_fh *fh = priv;
2051         struct saa7134_dev *dev = fh->dev;
2052
2053         f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
2054         f->frequency = dev->ctl_freq;
2055
2056         return 0;
2057 }
2058
2059 static int saa7134_s_frequency(struct file *file, void *priv,
2060                                         struct v4l2_frequency *f)
2061 {
2062         struct saa7134_fh *fh = priv;
2063         struct saa7134_dev *dev = fh->dev;
2064         int err;
2065
2066         err = v4l2_prio_check(&dev->prio, &fh->prio);
2067         if (0 != err)
2068                 return err;
2069
2070         if (0 != f->tuner)
2071                 return -EINVAL;
2072         if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type)
2073                 return -EINVAL;
2074         if (1 == fh->radio && V4L2_TUNER_RADIO != f->type)
2075                 return -EINVAL;
2076         mutex_lock(&dev->lock);
2077         dev->ctl_freq = f->frequency;
2078
2079         saa_call_all(dev, tuner, s_frequency, f);
2080
2081         saa7134_tvaudio_do_scan(dev);
2082         mutex_unlock(&dev->lock);
2083         return 0;
2084 }
2085
2086 static int saa7134_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
2087 {
2088         strcpy(a->name, "audio");
2089         return 0;
2090 }
2091
2092 static int saa7134_s_audio(struct file *file, void *priv, struct v4l2_audio *a)
2093 {
2094         return 0;
2095 }
2096
2097 static int saa7134_g_priority(struct file *file, void *f, enum v4l2_priority *p)
2098 {
2099         struct saa7134_fh *fh = f;
2100         struct saa7134_dev *dev = fh->dev;
2101
2102         *p = v4l2_prio_max(&dev->prio);
2103         return 0;
2104 }
2105
2106 static int saa7134_s_priority(struct file *file, void *f,
2107                                         enum v4l2_priority prio)
2108 {
2109         struct saa7134_fh *fh = f;
2110         struct saa7134_dev *dev = fh->dev;
2111
2112         return v4l2_prio_change(&dev->prio, &fh->prio, prio);
2113 }
2114
2115 static int saa7134_enum_fmt_vid_cap(struct file *file, void  *priv,
2116                                         struct v4l2_fmtdesc *f)
2117 {
2118         if (f->index >= FORMATS)
2119                 return -EINVAL;
2120
2121         strlcpy(f->description, formats[f->index].name,
2122                 sizeof(f->description));
2123
2124         f->pixelformat = formats[f->index].fourcc;
2125
2126         return 0;
2127 }
2128
2129 static int saa7134_enum_fmt_vid_overlay(struct file *file, void  *priv,
2130                                         struct v4l2_fmtdesc *f)
2131 {
2132         if (saa7134_no_overlay > 0) {
2133                 printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
2134                 return -EINVAL;
2135         }
2136
2137         if ((f->index >= FORMATS) || formats[f->index].planar)
2138                 return -EINVAL;
2139
2140         strlcpy(f->description, formats[f->index].name,
2141                 sizeof(f->description));
2142
2143         f->pixelformat = formats[f->index].fourcc;
2144
2145         return 0;
2146 }
2147
2148 static int saa7134_g_fbuf(struct file *file, void *f,
2149                                 struct v4l2_framebuffer *fb)
2150 {
2151         struct saa7134_fh *fh = f;
2152         struct saa7134_dev *dev = fh->dev;
2153
2154         *fb = dev->ovbuf;
2155         fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
2156
2157         return 0;
2158 }
2159
2160 static int saa7134_s_fbuf(struct file *file, void *f,
2161                                         struct v4l2_framebuffer *fb)
2162 {
2163         struct saa7134_fh *fh = f;
2164         struct saa7134_dev *dev = fh->dev;
2165         struct saa7134_format *fmt;
2166
2167         if (!capable(CAP_SYS_ADMIN) &&
2168            !capable(CAP_SYS_RAWIO))
2169                 return -EPERM;
2170
2171         /* check args */
2172         fmt = format_by_fourcc(fb->fmt.pixelformat);
2173         if (NULL == fmt)
2174                 return -EINVAL;
2175
2176         /* ok, accept it */
2177         dev->ovbuf = *fb;
2178         dev->ovfmt = fmt;
2179         if (0 == dev->ovbuf.fmt.bytesperline)
2180                 dev->ovbuf.fmt.bytesperline =
2181                         dev->ovbuf.fmt.width*fmt->depth/8;
2182         return 0;
2183 }
2184
2185 static int saa7134_overlay(struct file *file, void *f, unsigned int on)
2186 {
2187         struct saa7134_fh *fh = f;
2188         struct saa7134_dev *dev = fh->dev;
2189         unsigned long flags;
2190
2191         if (on) {
2192                 if (saa7134_no_overlay > 0) {
2193                         dprintk("no_overlay\n");
2194                         return -EINVAL;
2195                 }
2196
2197                 if (!res_get(dev, fh, RESOURCE_OVERLAY))
2198                         return -EBUSY;
2199                 spin_lock_irqsave(&dev->slock, flags);
2200                 start_preview(dev, fh);
2201                 spin_unlock_irqrestore(&dev->slock, flags);
2202         }
2203         if (!on) {
2204                 if (!res_check(fh, RESOURCE_OVERLAY))
2205                         return -EINVAL;
2206                 spin_lock_irqsave(&dev->slock, flags);
2207                 stop_preview(dev, fh);
2208                 spin_unlock_irqrestore(&dev->slock, flags);
2209                 res_free(dev, fh, RESOURCE_OVERLAY);
2210         }
2211         return 0;
2212 }
2213
2214 #ifdef CONFIG_VIDEO_V4L1_COMPAT
2215 static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf)
2216 {
2217         struct saa7134_fh *fh = file->private_data;
2218         return videobuf_cgmbuf(saa7134_queue(fh), mbuf, 8);
2219 }
2220 #endif
2221
2222 static int saa7134_reqbufs(struct file *file, void *priv,
2223                                         struct v4l2_requestbuffers *p)
2224 {
2225         struct saa7134_fh *fh = priv;
2226         return videobuf_reqbufs(saa7134_queue(fh), p);
2227 }
2228
2229 static int saa7134_querybuf(struct file *file, void *priv,
2230                                         struct v4l2_buffer *b)
2231 {
2232         struct saa7134_fh *fh = priv;
2233         return videobuf_querybuf(saa7134_queue(fh), b);
2234 }
2235
2236 static int saa7134_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2237 {
2238         struct saa7134_fh *fh = priv;
2239         return videobuf_qbuf(saa7134_queue(fh), b);
2240 }
2241
2242 static int saa7134_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
2243 {
2244         struct saa7134_fh *fh = priv;
2245         return videobuf_dqbuf(saa7134_queue(fh), b,
2246                                 file->f_flags & O_NONBLOCK);
2247 }
2248
2249 static int saa7134_streamon(struct file *file, void *priv,
2250                                         enum v4l2_buf_type type)
2251 {
2252         struct saa7134_fh *fh = priv;
2253         struct saa7134_dev *dev = fh->dev;
2254         int res = saa7134_resource(fh);
2255
2256         if (!res_get(dev, fh, res))
2257                 return -EBUSY;
2258
2259         return videobuf_streamon(saa7134_queue(fh));
2260 }
2261
2262 static int saa7134_streamoff(struct file *file, void *priv,
2263                                         enum v4l2_buf_type type)
2264 {
2265         int err;
2266         struct saa7134_fh *fh = priv;
2267         struct saa7134_dev *dev = fh->dev;
2268         int res = saa7134_resource(fh);
2269
2270         err = videobuf_streamoff(saa7134_queue(fh));
2271         if (err < 0)
2272                 return err;
2273         res_free(dev, fh, res);
2274         return 0;
2275 }
2276
2277 static int saa7134_g_parm(struct file *file, void *fh,
2278                                 struct v4l2_streamparm *parm)
2279 {
2280         return 0;
2281 }
2282
2283 #ifdef CONFIG_VIDEO_ADV_DEBUG
2284 static int vidioc_g_register (struct file *file, void *priv,
2285                               struct v4l2_dbg_register *reg)
2286 {
2287         struct saa7134_fh *fh = priv;
2288         struct saa7134_dev *dev = fh->dev;
2289
2290         if (!v4l2_chip_match_host(&reg->match))
2291                 return -EINVAL;
2292         reg->val = saa_readb(reg->reg);
2293         reg->size = 1;
2294         return 0;
2295 }
2296
2297 static int vidioc_s_register (struct file *file, void *priv,
2298                                 struct v4l2_dbg_register *reg)
2299 {
2300         struct saa7134_fh *fh = priv;
2301         struct saa7134_dev *dev = fh->dev;
2302
2303         if (!v4l2_chip_match_host(&reg->match))
2304                 return -EINVAL;
2305         saa_writeb(reg->reg&0xffffff, reg->val);
2306         return 0;
2307 }
2308 #endif
2309
2310 static int radio_querycap(struct file *file, void *priv,
2311                                         struct v4l2_capability *cap)
2312 {
2313         struct saa7134_fh *fh = file->private_data;
2314         struct saa7134_dev *dev = fh->dev;
2315
2316         strcpy(cap->driver, "saa7134");
2317         strlcpy(cap->card, saa7134_boards[dev->board].name, sizeof(cap->card));
2318         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
2319         cap->version = SAA7134_VERSION_CODE;
2320         cap->capabilities = V4L2_CAP_TUNER;
2321         return 0;
2322 }
2323
2324 static int radio_g_tuner(struct file *file, void *priv,
2325                                         struct v4l2_tuner *t)
2326 {
2327         struct saa7134_fh *fh = file->private_data;
2328         struct saa7134_dev *dev = fh->dev;
2329
2330         if (0 != t->index)
2331                 return -EINVAL;
2332
2333         memset(t, 0, sizeof(*t));
2334         strcpy(t->name, "Radio");
2335         t->type = V4L2_TUNER_RADIO;
2336
2337         saa_call_all(dev, tuner, g_tuner, t);
2338         if (dev->input->amux == TV) {
2339                 t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11);
2340                 t->rxsubchans = (saa_readb(0x529) & 0x08) ?
2341                                 V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
2342         }
2343         return 0;
2344 }
2345 static int radio_s_tuner(struct file *file, void *priv,
2346                                         struct v4l2_tuner *t)
2347 {
2348         struct saa7134_fh *fh = file->private_data;
2349         struct saa7134_dev *dev = fh->dev;
2350
2351         if (0 != t->index)
2352                 return -EINVAL;
2353
2354         saa_call_all(dev, tuner, s_tuner, t);
2355         return 0;
2356 }
2357
2358 static int radio_enum_input(struct file *file, void *priv,
2359                                         struct v4l2_input *i)
2360 {
2361         if (i->index != 0)
2362                 return -EINVAL;
2363
2364         strcpy(i->name, "Radio");
2365         i->type = V4L2_INPUT_TYPE_TUNER;
2366
2367         return 0;
2368 }
2369
2370 static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
2371 {
2372         *i = 0;
2373         return 0;
2374 }
2375
2376 static int radio_g_audio(struct file *file, void *priv,
2377                                         struct v4l2_audio *a)
2378 {
2379         memset(a, 0, sizeof(*a));
2380         strcpy(a->name, "Radio");
2381         return 0;
2382 }
2383
2384 static int radio_s_audio(struct file *file, void *priv,
2385                                         struct v4l2_audio *a)
2386 {
2387         return 0;
2388 }
2389
2390 static int radio_s_input(struct file *filp, void *priv, unsigned int i)
2391 {
2392         return 0;
2393 }
2394
2395 static int radio_s_std(struct file *file, void *fh, v4l2_std_id *norm)
2396 {
2397         return 0;
2398 }
2399
2400 static int radio_queryctrl(struct file *file, void *priv,
2401                                         struct v4l2_queryctrl *c)
2402 {
2403         const struct v4l2_queryctrl *ctrl;
2404
2405         if (c->id <  V4L2_CID_BASE ||
2406             c->id >= V4L2_CID_LASTP1)
2407                 return -EINVAL;
2408         if (c->id == V4L2_CID_AUDIO_MUTE) {
2409                 ctrl = ctrl_by_id(c->id);
2410                 *c = *ctrl;
2411         } else
2412                 *c = no_ctrl;
2413         return 0;
2414 }
2415
2416 static const struct v4l2_file_operations video_fops =
2417 {
2418         .owner    = THIS_MODULE,
2419         .open     = video_open,
2420         .release  = video_release,
2421         .read     = video_read,
2422         .poll     = video_poll,
2423         .mmap     = video_mmap,
2424         .ioctl    = video_ioctl2,
2425 };
2426
2427 static const struct v4l2_ioctl_ops video_ioctl_ops = {
2428         .vidioc_querycap                = saa7134_querycap,
2429         .vidioc_enum_fmt_vid_cap        = saa7134_enum_fmt_vid_cap,
2430         .vidioc_g_fmt_vid_cap           = saa7134_g_fmt_vid_cap,
2431         .vidioc_try_fmt_vid_cap         = saa7134_try_fmt_vid_cap,
2432         .vidioc_s_fmt_vid_cap           = saa7134_s_fmt_vid_cap,
2433         .vidioc_enum_fmt_vid_overlay    = saa7134_enum_fmt_vid_overlay,
2434         .vidioc_g_fmt_vid_overlay       = saa7134_g_fmt_vid_overlay,
2435         .vidioc_try_fmt_vid_overlay     = saa7134_try_fmt_vid_overlay,
2436         .vidioc_s_fmt_vid_overlay       = saa7134_s_fmt_vid_overlay,
2437         .vidioc_g_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2438         .vidioc_try_fmt_vbi_cap         = saa7134_try_get_set_fmt_vbi_cap,
2439         .vidioc_s_fmt_vbi_cap           = saa7134_try_get_set_fmt_vbi_cap,
2440         .vidioc_g_audio                 = saa7134_g_audio,
2441         .vidioc_s_audio                 = saa7134_s_audio,
2442         .vidioc_cropcap                 = saa7134_cropcap,
2443         .vidioc_reqbufs                 = saa7134_reqbufs,
2444         .vidioc_querybuf                = saa7134_querybuf,
2445         .vidioc_qbuf                    = saa7134_qbuf,
2446         .vidioc_dqbuf                   = saa7134_dqbuf,
2447         .vidioc_s_std                   = saa7134_s_std,
2448         .vidioc_g_std                   = saa7134_g_std,
2449         .vidioc_enum_input              = saa7134_enum_input,
2450         .vidioc_g_input                 = saa7134_g_input,
2451         .vidioc_s_input                 = saa7134_s_input,
2452         .vidioc_queryctrl               = saa7134_queryctrl,
2453         .vidioc_g_ctrl                  = saa7134_g_ctrl,
2454         .vidioc_s_ctrl                  = saa7134_s_ctrl,
2455         .vidioc_streamon                = saa7134_streamon,
2456         .vidioc_streamoff               = saa7134_streamoff,
2457         .vidioc_g_tuner                 = saa7134_g_tuner,
2458         .vidioc_s_tuner                 = saa7134_s_tuner,
2459 #ifdef CONFIG_VIDEO_V4L1_COMPAT
2460         .vidiocgmbuf                    = vidiocgmbuf,
2461 #endif
2462         .vidioc_g_crop                  = saa7134_g_crop,
2463         .vidioc_s_crop                  = saa7134_s_crop,
2464         .vidioc_g_fbuf                  = saa7134_g_fbuf,
2465         .vidioc_s_fbuf                  = saa7134_s_fbuf,
2466         .vidioc_overlay                 = saa7134_overlay,
2467         .vidioc_g_priority              = saa7134_g_priority,
2468         .vidioc_s_priority              = saa7134_s_priority,
2469         .vidioc_g_parm                  = saa7134_g_parm,
2470         .vidioc_g_frequency             = saa7134_g_frequency,
2471         .vidioc_s_frequency             = saa7134_s_frequency,
2472 #ifdef CONFIG_VIDEO_ADV_DEBUG
2473         .vidioc_g_register              = vidioc_g_register,
2474         .vidioc_s_register              = vidioc_s_register,
2475 #endif
2476 };
2477
2478 static const struct v4l2_file_operations radio_fops = {
2479         .owner    = THIS_MODULE,
2480         .open     = video_open,
2481         .read     = radio_read,
2482         .release  = video_release,
2483         .ioctl    = video_ioctl2,
2484         .poll     = radio_poll,
2485 };
2486
2487 static const struct v4l2_ioctl_ops radio_ioctl_ops = {
2488         .vidioc_querycap        = radio_querycap,
2489         .vidioc_g_tuner         = radio_g_tuner,
2490         .vidioc_enum_input      = radio_enum_input,
2491         .vidioc_g_audio         = radio_g_audio,
2492         .vidioc_s_tuner         = radio_s_tuner,
2493         .vidioc_s_audio         = radio_s_audio,
2494         .vidioc_s_input         = radio_s_input,
2495         .vidioc_s_std           = radio_s_std,
2496         .vidioc_queryctrl       = radio_queryctrl,
2497         .vidioc_g_input         = radio_g_input,
2498         .vidioc_g_ctrl          = saa7134_g_ctrl,
2499         .vidioc_s_ctrl          = saa7134_s_ctrl,
2500         .vidioc_g_frequency     = saa7134_g_frequency,
2501         .vidioc_s_frequency     = saa7134_s_frequency,
2502 };
2503
2504 /* ----------------------------------------------------------- */
2505 /* exported stuff                                              */
2506
2507 struct video_device saa7134_video_template = {
2508         .name                           = "saa7134-video",
2509         .fops                           = &video_fops,
2510         .ioctl_ops                      = &video_ioctl_ops,
2511         .minor                          = -1,
2512         .tvnorms                        = SAA7134_NORMS,
2513         .current_norm                   = V4L2_STD_PAL,
2514 };
2515
2516 struct video_device saa7134_radio_template = {
2517         .name                   = "saa7134-radio",
2518         .fops                   = &radio_fops,
2519         .ioctl_ops              = &radio_ioctl_ops,
2520         .minor                  = -1,
2521 };
2522
2523 int saa7134_video_init1(struct saa7134_dev *dev)
2524 {
2525         /* sanitycheck insmod options */
2526         if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME)
2527                 gbuffers = 2;
2528         if (gbufsize < 0 || gbufsize > gbufsize_max)
2529                 gbufsize = gbufsize_max;
2530         gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK;
2531
2532         /* put some sensible defaults into the data structures ... */
2533         dev->ctl_bright     = ctrl_by_id(V4L2_CID_BRIGHTNESS)->default_value;
2534         dev->ctl_contrast   = ctrl_by_id(V4L2_CID_CONTRAST)->default_value;
2535         dev->ctl_hue        = ctrl_by_id(V4L2_CID_HUE)->default_value;
2536         dev->ctl_saturation = ctrl_by_id(V4L2_CID_SATURATION)->default_value;
2537         dev->ctl_volume     = ctrl_by_id(V4L2_CID_AUDIO_VOLUME)->default_value;
2538         dev->ctl_mute       = 1; // ctrl_by_id(V4L2_CID_AUDIO_MUTE)->default_value;
2539         dev->ctl_invert     = ctrl_by_id(V4L2_CID_PRIVATE_INVERT)->default_value;
2540         dev->ctl_automute   = ctrl_by_id(V4L2_CID_PRIVATE_AUTOMUTE)->default_value;
2541
2542         if (dev->tda9887_conf && dev->ctl_automute)
2543                 dev->tda9887_conf |= TDA9887_AUTOMUTE;
2544         dev->automute       = 0;
2545
2546         INIT_LIST_HEAD(&dev->video_q.queue);
2547         init_timer(&dev->video_q.timeout);
2548         dev->video_q.timeout.function = saa7134_buffer_timeout;
2549         dev->video_q.timeout.data     = (unsigned long)(&dev->video_q);
2550         dev->video_q.dev              = dev;
2551
2552         if (saa7134_boards[dev->board].video_out)
2553                 saa7134_videoport_init(dev);
2554
2555         return 0;
2556 }
2557
2558 int saa7134_videoport_init(struct saa7134_dev *dev)
2559 {
2560         /* enable video output */
2561         int vo = saa7134_boards[dev->board].video_out;
2562         int video_reg;
2563         unsigned int vid_port_opts = saa7134_boards[dev->board].vid_port_opts;
2564
2565         /* Configure videoport */
2566         saa_writeb(SAA7134_VIDEO_PORT_CTRL0, video_out[vo][0]);
2567         video_reg = video_out[vo][1];
2568         if (vid_port_opts & SET_T_CODE_POLARITY_NON_INVERTED)
2569                 video_reg &= ~VP_T_CODE_P_INVERTED;
2570         saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_reg);
2571         saa_writeb(SAA7134_VIDEO_PORT_CTRL2, video_out[vo][2]);
2572         saa_writeb(SAA7134_VIDEO_PORT_CTRL4, video_out[vo][4]);
2573         video_reg = video_out[vo][5];
2574         if (vid_port_opts & SET_CLOCK_NOT_DELAYED)
2575                 video_reg &= ~VP_CLK_CTRL2_DELAYED;
2576         if (vid_port_opts & SET_CLOCK_INVERTED)
2577                 video_reg |= VP_CLK_CTRL1_INVERTED;
2578         saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_reg);
2579         video_reg = video_out[vo][6];
2580         if (vid_port_opts & SET_VSYNC_OFF) {
2581                 video_reg &= ~VP_VS_TYPE_MASK;
2582                 video_reg |= VP_VS_TYPE_OFF;
2583         }
2584         saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_reg);
2585         saa_writeb(SAA7134_VIDEO_PORT_CTRL7, video_out[vo][7]);
2586         saa_writeb(SAA7134_VIDEO_PORT_CTRL8, video_out[vo][8]);
2587
2588         /* Start videoport */
2589         saa_writeb(SAA7134_VIDEO_PORT_CTRL3, video_out[vo][3]);
2590
2591         return 0;
2592 }
2593
2594 int saa7134_video_init2(struct saa7134_dev *dev)
2595 {
2596         /* init video hw */
2597         set_tvnorm(dev,&tvnorms[0]);
2598         video_mux(dev,0);
2599         saa7134_tvaudio_setmute(dev);
2600         saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
2601         return 0;
2602 }
2603
2604 void saa7134_irq_video_signalchange(struct saa7134_dev *dev)
2605 {
2606         static const char *st[] = {
2607                 "(no signal)", "NTSC", "PAL", "SECAM" };
2608         u32 st1,st2;
2609
2610         st1 = saa_readb(SAA7134_STATUS_VIDEO1);
2611         st2 = saa_readb(SAA7134_STATUS_VIDEO2);
2612         dprintk("DCSDT: pll: %s, sync: %s, norm: %s\n",
2613                 (st1 & 0x40) ? "not locked" : "locked",
2614                 (st2 & 0x40) ? "no"         : "yes",
2615                 st[st1 & 0x03]);
2616         dev->nosignal = (st1 & 0x40) || (st2 & 0x40)  || !(st2 & 0x1);
2617
2618         if (dev->nosignal) {
2619                 /* no video signal -> mute audio */
2620                 if (dev->ctl_automute)
2621                         dev->automute = 1;
2622                 saa7134_tvaudio_setmute(dev);
2623         } else {
2624                 /* wake up tvaudio audio carrier scan thread */
2625                 saa7134_tvaudio_do_scan(dev);
2626         }
2627
2628         if ((st2 & 0x80) && !noninterlaced && !dev->nosignal)
2629                 saa_clearb(SAA7134_SYNC_CTRL, 0x20);
2630         else
2631                 saa_setb(SAA7134_SYNC_CTRL, 0x20);
2632
2633         if (dev->mops && dev->mops->signal_change)
2634                 dev->mops->signal_change(dev);
2635 }
2636
2637
2638 void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status)
2639 {
2640         enum v4l2_field field;
2641
2642         spin_lock(&dev->slock);
2643         if (dev->video_q.curr) {
2644                 dev->video_fieldcount++;
2645                 field = dev->video_q.curr->vb.field;
2646                 if (V4L2_FIELD_HAS_BOTH(field)) {
2647                         /* make sure we have seen both fields */
2648                         if ((status & 0x10) == 0x00) {
2649                                 dev->video_q.curr->top_seen = 1;
2650                                 goto done;
2651                         }
2652                         if (!dev->video_q.curr->top_seen)
2653                                 goto done;
2654                 } else if (field == V4L2_FIELD_TOP) {
2655                         if ((status & 0x10) != 0x10)
2656                                 goto done;
2657                 } else if (field == V4L2_FIELD_BOTTOM) {
2658                         if ((status & 0x10) != 0x00)
2659                                 goto done;
2660                 }
2661                 dev->video_q.curr->vb.field_count = dev->video_fieldcount;
2662                 saa7134_buffer_finish(dev,&dev->video_q,VIDEOBUF_DONE);
2663         }
2664         saa7134_buffer_next(dev,&dev->video_q);
2665
2666  done:
2667         spin_unlock(&dev->slock);
2668 }
2669
2670 /* ----------------------------------------------------------- */
2671 /*
2672  * Local variables:
2673  * c-basic-offset: 8
2674  * End:
2675  */