Pileus Git - ~andy/linux/blob - drivers/media/video/cx23885/cx23885-video.c

   1 /*
   2  *  Driver for the Conexant CX23885 PCIe bridge
   3  *
   4  *  Copyright (c) 2007 Steven Toth <stoth@linuxtv.org>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20  */
  21
  22 #include <linux/init.h>
  23 #include <linux/list.h>
  24 #include <linux/module.h>
  25 #include <linux/moduleparam.h>
  26 #include <linux/kmod.h>
  27 #include <linux/kernel.h>
  28 #include <linux/slab.h>
  29 #include <linux/interrupt.h>
  30 #include <linux/delay.h>
  31 #include <linux/kthread.h>
  32 #include <asm/div64.h>
  33
  34 #include "cx23885.h"
  35 #include <media/v4l2-common.h>
  36 #include <media/v4l2-ioctl.h>
  37 #include "cx23885-ioctl.h"
  38 #include "tuner-xc2028.h"
  39
  40 #include <media/cx25840.h>
  41
  42 MODULE_DESCRIPTION("v4l2 driver module for cx23885 based TV cards");
  43 MODULE_AUTHOR("Steven Toth <stoth@linuxtv.org>");
  44 MODULE_LICENSE("GPL");
  45
  46 /* ------------------------------------------------------------------ */
  47
  48 static unsigned int video_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET };
  49 static unsigned int vbi_nr[]   = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET };
  50 static unsigned int radio_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET };
  51
  52 module_param_array(video_nr, int, NULL, 0444);
  53 module_param_array(vbi_nr,   int, NULL, 0444);
  54 module_param_array(radio_nr, int, NULL, 0444);
  55
  56 MODULE_PARM_DESC(video_nr, "video device numbers");
  57 MODULE_PARM_DESC(vbi_nr, "vbi device numbers");
  58 MODULE_PARM_DESC(radio_nr, "radio device numbers");
  59
  60 static unsigned int video_debug;
  61 module_param(video_debug, int, 0644);
  62 MODULE_PARM_DESC(video_debug, "enable debug messages [video]");
  63
  64 static unsigned int irq_debug;
  65 module_param(irq_debug, int, 0644);
  66 MODULE_PARM_DESC(irq_debug, "enable debug messages [IRQ handler]");
  67
  68 static unsigned int vid_limit = 16;
  69 module_param(vid_limit, int, 0644);
  70 MODULE_PARM_DESC(vid_limit, "capture memory limit in megabytes");
  71
  72 #define dprintk(level, fmt, arg...)\
  73         do { if (video_debug >= level)\
  74                 printk(KERN_DEBUG "%s: " fmt, dev->name, ## arg);\
  75         } while (0)
  76
  77 /* ------------------------------------------------------------------- */
  78 /* static data                                                         */
  79
  80 #define FORMAT_FLAGS_PACKED       0x01
  81 #if 0
  82 static struct cx23885_fmt formats[] = {
  83         {
  84                 .name     = "8 bpp, gray",
  85                 .fourcc   = V4L2_PIX_FMT_GREY,
  86                 .depth    = 8,
  87                 .flags    = FORMAT_FLAGS_PACKED,
  88         }, {
  89                 .name     = "15 bpp RGB, le",
  90                 .fourcc   = V4L2_PIX_FMT_RGB555,
  91                 .depth    = 16,
  92                 .flags    = FORMAT_FLAGS_PACKED,
  93         }, {
  94                 .name     = "15 bpp RGB, be",
  95                 .fourcc   = V4L2_PIX_FMT_RGB555X,
  96                 .depth    = 16,
  97                 .flags    = FORMAT_FLAGS_PACKED,
  98         }, {
  99                 .name     = "16 bpp RGB, le",
 100                 .fourcc   = V4L2_PIX_FMT_RGB565,
 101                 .depth    = 16,
 102                 .flags    = FORMAT_FLAGS_PACKED,
 103         }, {
 104                 .name     = "16 bpp RGB, be",
 105                 .fourcc   = V4L2_PIX_FMT_RGB565X,
 106                 .depth    = 16,
 107                 .flags    = FORMAT_FLAGS_PACKED,
 108         }, {
 109                 .name     = "24 bpp RGB, le",
 110                 .fourcc   = V4L2_PIX_FMT_BGR24,
 111                 .depth    = 24,
 112                 .flags    = FORMAT_FLAGS_PACKED,
 113         }, {
 114                 .name     = "32 bpp RGB, le",
 115                 .fourcc   = V4L2_PIX_FMT_BGR32,
 116                 .depth    = 32,
 117                 .flags    = FORMAT_FLAGS_PACKED,
 118         }, {
 119                 .name     = "32 bpp RGB, be",
 120                 .fourcc   = V4L2_PIX_FMT_RGB32,
 121                 .depth    = 32,
 122                 .flags    = FORMAT_FLAGS_PACKED,
 123         }, {
 124                 .name     = "4:2:2, packed, YUYV",
 125                 .fourcc   = V4L2_PIX_FMT_YUYV,
 126                 .depth    = 16,
 127                 .flags    = FORMAT_FLAGS_PACKED,
 128         }, {
 129                 .name     = "4:2:2, packed, UYVY",
 130                 .fourcc   = V4L2_PIX_FMT_UYVY,
 131                 .depth    = 16,
 132                 .flags    = FORMAT_FLAGS_PACKED,
 133         },
 134 };
 135 #else
 136 static struct cx23885_fmt formats[] = {
 137         {
 138 #if 0
 139                 .name     = "4:2:2, packed, UYVY",
 140                 .fourcc   = V4L2_PIX_FMT_UYVY,
 141                 .depth    = 16,
 142                 .flags    = FORMAT_FLAGS_PACKED,
 143         }, {
 144 #endif
 145                 .name     = "4:2:2, packed, YUYV",
 146                 .fourcc   = V4L2_PIX_FMT_YUYV,
 147                 .depth    = 16,
 148                 .flags    = FORMAT_FLAGS_PACKED,
 149         }
 150 };
 151 #endif
 152
 153 static struct cx23885_fmt *format_by_fourcc(unsigned int fourcc)
 154 {
 155         unsigned int i;
 156
 157         for (i = 0; i < ARRAY_SIZE(formats); i++)
 158                 if (formats[i].fourcc == fourcc)
 159                         return formats+i;
 160
 161         printk(KERN_ERR "%s(%c%c%c%c) NOT FOUND\n", __func__,
 162                 (fourcc & 0xff),
 163                 ((fourcc >> 8) & 0xff),
 164                 ((fourcc >> 16) & 0xff),
 165                 ((fourcc >> 24) & 0xff)
 166                 );
 167         return NULL;
 168 }
 169
 170 /* ------------------------------------------------------------------- */
 171
 172 static const struct v4l2_queryctrl no_ctl = {
 173         .name  = "42",
 174         .flags = V4L2_CTRL_FLAG_DISABLED,
 175 };
 176
 177 static struct cx23885_ctrl cx23885_ctls[] = {
 178         /* --- video --- */
 179         {
 180                 .v = {
 181                         .id            = V4L2_CID_BRIGHTNESS,
 182                         .name          = "Brightness",
 183                         .minimum       = 0x00,
 184                         .maximum       = 0xff,
 185                         .step          = 1,
 186                         .default_value = 0x7f,
 187                         .type          = V4L2_CTRL_TYPE_INTEGER,
 188                 },
 189                 .off                   = 128,
 190                 .reg                   = LUMA_CTRL,
 191                 .mask                  = 0x00ff,
 192                 .shift                 = 0,
 193         }, {
 194                 .v = {
 195                         .id            = V4L2_CID_CONTRAST,
 196                         .name          = "Contrast",
 197                         .minimum       = 0,
 198                         .maximum       = 0x7f,
 199                         .step          = 1,
 200                         .default_value = 0x3f,
 201                         .type          = V4L2_CTRL_TYPE_INTEGER,
 202                 },
 203                 .off                   = 0,
 204                 .reg                   = LUMA_CTRL,
 205                 .mask                  = 0xff00,
 206                 .shift                 = 8,
 207         }, {
 208                 .v = {
 209                         .id            = V4L2_CID_HUE,
 210                         .name          = "Hue",
 211                         .minimum       = -127,
 212                         .maximum       = 128,
 213                         .step          = 1,
 214                         .default_value = 0x0,
 215                         .type          = V4L2_CTRL_TYPE_INTEGER,
 216                 },
 217                 .off                   = 128,
 218                 .reg                   = CHROMA_CTRL,
 219                 .mask                  = 0xff0000,
 220                 .shift                 = 16,
 221         }, {
 222                 /* strictly, this only describes only U saturation.
 223                  * V saturation is handled specially through code.
 224                  */
 225                 .v = {
 226                         .id            = V4L2_CID_SATURATION,
 227                         .name          = "Saturation",
 228                         .minimum       = 0,
 229                         .maximum       = 0x7f,
 230                         .step          = 1,
 231                         .default_value = 0x3f,
 232                         .type          = V4L2_CTRL_TYPE_INTEGER,
 233                 },
 234                 .off                   = 0,
 235                 .reg                   = CHROMA_CTRL,
 236                 .mask                  = 0x00ff,
 237                 .shift                 = 0,
 238         }, {
 239         /* --- audio --- */
 240                 .v = {
 241                         .id            = V4L2_CID_AUDIO_MUTE,
 242                         .name          = "Mute",
 243                         .minimum       = 0,
 244                         .maximum       = 1,
 245                         .default_value = 1,
 246                         .type          = V4L2_CTRL_TYPE_BOOLEAN,
 247                 },
 248                 .reg                   = PATH1_CTL1,
 249                 .mask                  = (0x1f << 24),
 250                 .shift                 = 24,
 251         }, {
 252                 .v = {
 253                         .id            = V4L2_CID_AUDIO_VOLUME,
 254                         .name          = "Volume",
 255                         .minimum       = 0,
 256                         .maximum       = 65535,
 257                         .step          = 65535 / 100,
 258                         .default_value = 65535,
 259                         .type          = V4L2_CTRL_TYPE_INTEGER,
 260                 },
 261                 .reg                   = PATH1_VOL_CTL,
 262                 .mask                  = 0xff,
 263                 .shift                 = 0,
 264         }
 265 };
 266 static const int CX23885_CTLS = ARRAY_SIZE(cx23885_ctls);
 267
 268 /* Must be sorted from low to high control ID! */
 269 static const u32 cx23885_user_ctrls[] = {
 270         V4L2_CID_USER_CLASS,
 271         V4L2_CID_BRIGHTNESS,
 272         V4L2_CID_CONTRAST,
 273         V4L2_CID_SATURATION,
 274         V4L2_CID_HUE,
 275         V4L2_CID_AUDIO_VOLUME,
 276         V4L2_CID_AUDIO_MUTE,
 277         0
 278 };
 279
 280 static const u32 *ctrl_classes[] = {
 281         cx23885_user_ctrls,
 282         NULL
 283 };
 284
 285 void cx23885_video_wakeup(struct cx23885_dev *dev,
 286         struct cx23885_dmaqueue *q, u32 count)
 287 {
 288         struct cx23885_buffer *buf;
 289         int bc;
 290
 291         for (bc = 0;; bc++) {
 292                 if (list_empty(&q->active))
 293                         break;
 294                 buf = list_entry(q->active.next,
 295                                  struct cx23885_buffer, vb.queue);
 296
 297                 /* count comes from the hw and is is 16bit wide --
 298                  * this trick handles wrap-arounds correctly for
 299                  * up to 32767 buffers in flight... */
 300                 if ((s16) (count - buf->count) < 0)
 301                         break;
 302
 303                 do_gettimeofday(&buf->vb.ts);
 304                 dprintk(2, "[%p/%d] wakeup reg=%d buf=%d\n", buf, buf->vb.i,
 305                         count, buf->count);
 306                 buf->vb.state = VIDEOBUF_DONE;
 307                 list_del(&buf->vb.queue);
 308                 wake_up(&buf->vb.done);
 309         }
 310         if (list_empty(&q->active))
 311                 del_timer(&q->timeout);
 312         else
 313                 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
 314         if (bc != 1)
 315                 printk(KERN_ERR "%s: %d buffers handled (should be 1)\n",
 316                         __func__, bc);
 317 }
 318
 319 int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm)
 320 {
 321         dprintk(1, "%s(norm = 0x%08x) name: [%s]\n",
 322                 __func__,
 323                 (unsigned int)norm,
 324                 v4l2_norm_to_name(norm));
 325
 326         dev->tvnorm = norm;
 327
 328         call_all(dev, core, s_std, norm);
 329
 330         return 0;
 331 }
 332
 333 static struct video_device *cx23885_vdev_init(struct cx23885_dev *dev,
 334                                     struct pci_dev *pci,
 335                                     struct video_device *template,
 336                                     char *type)
 337 {
 338         struct video_device *vfd;
 339         dprintk(1, "%s()\n", __func__);
 340
 341         vfd = video_device_alloc();
 342         if (NULL == vfd)
 343                 return NULL;
 344         *vfd = *template;
 345         vfd->v4l2_dev = &dev->v4l2_dev;
 346         vfd->release = video_device_release;
 347         snprintf(vfd->name, sizeof(vfd->name), "%s (%s)",
 348                  cx23885_boards[dev->board].name, type);
 349         video_set_drvdata(vfd, dev);
 350         return vfd;
 351 }
 352
 353 static int cx23885_ctrl_query(struct v4l2_queryctrl *qctrl)
 354 {
 355         int i;
 356
 357         if (qctrl->id < V4L2_CID_BASE ||
 358             qctrl->id >= V4L2_CID_LASTP1)
 359                 return -EINVAL;
 360         for (i = 0; i < CX23885_CTLS; i++)
 361                 if (cx23885_ctls[i].v.id == qctrl->id)
 362                         break;
 363         if (i == CX23885_CTLS) {
 364                 *qctrl = no_ctl;
 365                 return 0;
 366         }
 367         *qctrl = cx23885_ctls[i].v;
 368         return 0;
 369 }
 370
 371 /* ------------------------------------------------------------------- */
 372 /* resource management                                                 */
 373
 374 static int res_get(struct cx23885_dev *dev, struct cx23885_fh *fh,
 375         unsigned int bit)
 376 {
 377         dprintk(1, "%s()\n", __func__);
 378         if (fh->resources & bit)
 379                 /* have it already allocated */
 380                 return 1;
 381
 382         /* is it free? */
 383         mutex_lock(&dev->lock);
 384         if (dev->resources & bit) {
 385                 /* no, someone else uses it */
 386                 mutex_unlock(&dev->lock);
 387                 return 0;
 388         }
 389         /* it's free, grab it */
 390         fh->resources  |= bit;
 391         dev->resources |= bit;
 392         dprintk(1, "res: get %d\n", bit);
 393         mutex_unlock(&dev->lock);
 394         return 1;
 395 }
 396
 397 static int res_check(struct cx23885_fh *fh, unsigned int bit)
 398 {
 399         return fh->resources & bit;
 400 }
 401
 402 static int res_locked(struct cx23885_dev *dev, unsigned int bit)
 403 {
 404         return dev->resources & bit;
 405 }
 406
 407 static void res_free(struct cx23885_dev *dev, struct cx23885_fh *fh,
 408         unsigned int bits)
 409 {
 410         BUG_ON((fh->resources & bits) != bits);
 411         dprintk(1, "%s()\n", __func__);
 412
 413         mutex_lock(&dev->lock);
 414         fh->resources  &= ~bits;
 415         dev->resources &= ~bits;
 416         dprintk(1, "res: put %d\n", bits);
 417         mutex_unlock(&dev->lock);
 418 }
 419
 420 static int cx23885_flatiron_write(struct cx23885_dev *dev, u8 reg, u8 data)
 421 {
 422         /* 8 bit registers, 8 bit values */
 423         u8 buf[] = { reg, data };
 424
 425         struct i2c_msg msg = { .addr = 0x98 >> 1,
 426                 .flags = 0, .buf = buf, .len = 2 };
 427
 428         return i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg, 1);
 429 }
 430
 431 static u8 cx23885_flatiron_read(struct cx23885_dev *dev, u8 reg)
 432 {
 433         /* 8 bit registers, 8 bit values */
 434         int ret;
 435         u8 b0[] = { reg };
 436         u8 b1[] = { 0 };
 437
 438         struct i2c_msg msg[] = {
 439                 { .addr = 0x98 >> 1, .flags = 0, .buf = b0, .len = 1 },
 440                 { .addr = 0x98 >> 1, .flags = I2C_M_RD, .buf = b1, .len = 1 }
 441         };
 442
 443         ret = i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg[0], 2);
 444         if (ret != 2)
 445                 printk(KERN_ERR "%s() error\n", __func__);
 446
 447         return b1[0];
 448 }
 449
 450 static void cx23885_flatiron_dump(struct cx23885_dev *dev)
 451 {
 452         int i;
 453         dprintk(1, "Flatiron dump\n");
 454         for (i = 0; i < 0x24; i++) {
 455                 dprintk(1, "FI[%02x] = %02x\n", i,
 456                         cx23885_flatiron_read(dev, i));
 457         }
 458 }
 459
 460 static int cx23885_flatiron_mux(struct cx23885_dev *dev, int input)
 461 {
 462         u8 val;
 463         dprintk(1, "%s(input = %d)\n", __func__, input);
 464
 465         if (input == 1)
 466                 val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) & ~FLD_CH_SEL;
 467         else if (input == 2)
 468                 val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) | FLD_CH_SEL;
 469         else
 470                 return -EINVAL;
 471
 472         val |= 0x20; /* Enable clock to delta-sigma and dec filter */
 473
 474         cx23885_flatiron_write(dev, CH_PWR_CTRL1, val);
 475
 476         /* Wake up */
 477         cx23885_flatiron_write(dev, CH_PWR_CTRL2, 0);
 478
 479         if (video_debug)
 480                 cx23885_flatiron_dump(dev);
 481
 482         return 0;
 483 }
 484
 485 static int cx23885_video_mux(struct cx23885_dev *dev, unsigned int input)
 486 {
 487         dprintk(1, "%s() video_mux: %d [vmux=%d, gpio=0x%x,0x%x,0x%x,0x%x]\n",
 488                 __func__,
 489                 input, INPUT(input)->vmux,
 490                 INPUT(input)->gpio0, INPUT(input)->gpio1,
 491                 INPUT(input)->gpio2, INPUT(input)->gpio3);
 492         dev->input = input;
 493
 494         if (dev->board == CX23885_BOARD_MYGICA_X8506 ||
 495                 dev->board == CX23885_BOARD_MAGICPRO_PROHDTVE2 ||
 496                 dev->board == CX23885_BOARD_MYGICA_X8507) {
 497                 /* Select Analog TV */
 498                 if (INPUT(input)->type == CX23885_VMUX_TELEVISION)
 499                         cx23885_gpio_clear(dev, GPIO_0);
 500         }
 501
 502         /* Tell the internal A/V decoder */
 503         v4l2_subdev_call(dev->sd_cx25840, video, s_routing,
 504                         INPUT(input)->vmux, 0, 0);
 505
 506         if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1800) ||
 507                 (dev->board == CX23885_BOARD_MPX885) ||
 508                 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1250) ||
 509                 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850)) {
 510                 /* Configure audio routing */
 511                 v4l2_subdev_call(dev->sd_cx25840, audio, s_routing,
 512                         INPUT(input)->amux, 0, 0);
 513
 514                 if (INPUT(input)->amux == CX25840_AUDIO7)
 515                         cx23885_flatiron_mux(dev, 1);
 516                 else if (INPUT(input)->amux == CX25840_AUDIO6)
 517                         cx23885_flatiron_mux(dev, 2);
 518         }
 519
 520         return 0;
 521 }
 522
 523 static int cx23885_audio_mux(struct cx23885_dev *dev, unsigned int input)
 524 {
 525         dprintk(1, "%s(input=%d)\n", __func__, input);
 526
 527         /* The baseband video core of the cx23885 has two audio inputs.
 528          * LR1 and LR2. In almost every single case so far only HVR1xxx
 529          * cards we've only ever supported LR1. Time to support LR2,
 530          * which is available via the optional white breakout header on
 531          * the board.
 532          * We'll use a could of existing enums in the card struct to allow
 533          * devs to specify which baseband input they need, or just default
 534          * to what we've always used.
 535          */
 536         if (INPUT(input)->amux == CX25840_AUDIO7)
 537                 cx23885_flatiron_mux(dev, 1);
 538         else if (INPUT(input)->amux == CX25840_AUDIO6)
 539                 cx23885_flatiron_mux(dev, 2);
 540         else {
 541                 /* Not specifically defined, assume the default. */
 542                 cx23885_flatiron_mux(dev, 1);
 543         }
 544
 545         return 0;
 546 }
 547
 548 /* ------------------------------------------------------------------ */
 549 static int cx23885_start_video_dma(struct cx23885_dev *dev,
 550                            struct cx23885_dmaqueue *q,
 551                            struct cx23885_buffer *buf)
 552 {
 553         dprintk(1, "%s()\n", __func__);
 554
 555         /* Stop the dma/fifo before we tamper with it's risc programs */
 556         cx_clear(VID_A_DMA_CTL, 0x11);
 557
 558         /* setup fifo + format */
 559         cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH01],
 560                                 buf->bpl, buf->risc.dma);
 561
 562         /* reset counter */
 563         cx_write(VID_A_GPCNT_CTL, 3);
 564         q->count = 1;
 565
 566         /* enable irq */
 567         cx23885_irq_add_enable(dev, 0x01);
 568         cx_set(VID_A_INT_MSK, 0x000011);
 569
 570         /* start dma */
 571         cx_set(DEV_CNTRL2, (1<<5));
 572         cx_set(VID_A_DMA_CTL, 0x11); /* FIFO and RISC enable */
 573
 574         return 0;
 575 }
 576
 577
 578 static int cx23885_restart_video_queue(struct cx23885_dev *dev,
 579                                struct cx23885_dmaqueue *q)
 580 {
 581         struct cx23885_buffer *buf, *prev;
 582         struct list_head *item;
 583         dprintk(1, "%s()\n", __func__);
 584
 585         if (!list_empty(&q->active)) {
 586                 buf = list_entry(q->active.next, struct cx23885_buffer,
 587                         vb.queue);
 588                 dprintk(2, "restart_queue [%p/%d]: restart dma\n",
 589                         buf, buf->vb.i);
 590                 cx23885_start_video_dma(dev, q, buf);
 591                 list_for_each(item, &q->active) {
 592                         buf = list_entry(item, struct cx23885_buffer,
 593                                 vb.queue);
 594                         buf->count    = q->count++;
 595                 }
 596                 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
 597                 return 0;
 598         }
 599
 600         prev = NULL;
 601         for (;;) {
 602                 if (list_empty(&q->queued))
 603                         return 0;
 604                 buf = list_entry(q->queued.next, struct cx23885_buffer,
 605                         vb.queue);
 606                 if (NULL == prev) {
 607                         list_move_tail(&buf->vb.queue, &q->active);
 608                         cx23885_start_video_dma(dev, q, buf);
 609                         buf->vb.state = VIDEOBUF_ACTIVE;
 610                         buf->count    = q->count++;
 611                         mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
 612                         dprintk(2, "[%p/%d] restart_queue - first active\n",
 613                                 buf, buf->vb.i);
 614
 615                 } else if (prev->vb.width  == buf->vb.width  &&
 616                            prev->vb.height == buf->vb.height &&
 617                            prev->fmt       == buf->fmt) {
 618                         list_move_tail(&buf->vb.queue, &q->active);
 619                         buf->vb.state = VIDEOBUF_ACTIVE;
 620                         buf->count    = q->count++;
 621                         prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
 622                         prev->risc.jmp[2] = cpu_to_le32(0); /* Bits 63 - 32 */
 623                         dprintk(2, "[%p/%d] restart_queue - move to active\n",
 624                                 buf, buf->vb.i);
 625                 } else {
 626                         return 0;
 627                 }
 628                 prev = buf;
 629         }
 630 }
 631
 632 static int buffer_setup(struct videobuf_queue *q, unsigned int *count,
 633         unsigned int *size)
 634 {
 635         struct cx23885_fh *fh = q->priv_data;
 636
 637         *size = fh->fmt->depth*fh->width*fh->height >> 3;
 638         if (0 == *count)
 639                 *count = 32;
 640         if (*size * *count > vid_limit * 1024 * 1024)
 641                 *count = (vid_limit * 1024 * 1024) / *size;
 642         return 0;
 643 }
 644
 645 static int buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
 646                enum v4l2_field field)
 647 {
 648         struct cx23885_fh *fh  = q->priv_data;
 649         struct cx23885_dev *dev = fh->dev;
 650         struct cx23885_buffer *buf =
 651                 container_of(vb, struct cx23885_buffer, vb);
 652         int rc, init_buffer = 0;
 653         u32 line0_offset, line1_offset;
 654         struct videobuf_dmabuf *dma = videobuf_to_dma(&buf->vb);
 655         int field_tff;
 656
 657         BUG_ON(NULL == fh->fmt);
 658         if (fh->width  < 48 || fh->width  > norm_maxw(dev->tvnorm) ||
 659             fh->height < 32 || fh->height > norm_maxh(dev->tvnorm))
 660                 return -EINVAL;
 661         buf->vb.size = (fh->width * fh->height * fh->fmt->depth) >> 3;
 662         if (0 != buf->vb.baddr  &&  buf->vb.bsize < buf->vb.size)
 663                 return -EINVAL;
 664
 665         if (buf->fmt       != fh->fmt    ||
 666             buf->vb.width  != fh->width  ||
 667             buf->vb.height != fh->height ||
 668             buf->vb.field  != field) {
 669                 buf->fmt       = fh->fmt;
 670                 buf->vb.width  = fh->width;
 671                 buf->vb.height = fh->height;
 672                 buf->vb.field  = field;
 673                 init_buffer = 1;
 674         }
 675
 676         if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
 677                 init_buffer = 1;
 678                 rc = videobuf_iolock(q, &buf->vb, NULL);
 679                 if (0 != rc)
 680                         goto fail;
 681         }
 682
 683         if (init_buffer) {
 684                 buf->bpl = buf->vb.width * buf->fmt->depth >> 3;
 685                 switch (buf->vb.field) {
 686                 case V4L2_FIELD_TOP:
 687                         cx23885_risc_buffer(dev->pci, &buf->risc,
 688                                          dma->sglist, 0, UNSET,
 689                                          buf->bpl, 0, buf->vb.height);
 690                         break;
 691                 case V4L2_FIELD_BOTTOM:
 692                         cx23885_risc_buffer(dev->pci, &buf->risc,
 693                                          dma->sglist, UNSET, 0,
 694                                          buf->bpl, 0, buf->vb.height);
 695                         break;
 696                 case V4L2_FIELD_INTERLACED:
 697                         if (dev->tvnorm & V4L2_STD_NTSC)
 698                                 /* NTSC or  */
 699                                 field_tff = 1;
 700                         else
 701                                 field_tff = 0;
 702
 703                         if (cx23885_boards[dev->board].force_bff)
 704                                 /* PAL / SECAM OR 888 in NTSC MODE */
 705                                 field_tff = 0;
 706
 707                         if (field_tff) {
 708                                 /* cx25840 transmits NTSC bottom field first */
 709                                 dprintk(1, "%s() Creating TFF/NTSC risc\n",
 710                                         __func__);
 711                                 line0_offset = buf->bpl;
 712                                 line1_offset = 0;
 713                         } else {
 714                                 /* All other formats are top field first */
 715                                 dprintk(1, "%s() Creating BFF/PAL/SECAM risc\n",
 716                                         __func__);
 717                                 line0_offset = 0;
 718                                 line1_offset = buf->bpl;
 719                         }
 720                         cx23885_risc_buffer(dev->pci, &buf->risc,
 721                                         dma->sglist, line0_offset,
 722                                         line1_offset,
 723                                         buf->bpl, buf->bpl,
 724                                         buf->vb.height >> 1);
 725                         break;
 726                 case V4L2_FIELD_SEQ_TB:
 727                         cx23885_risc_buffer(dev->pci, &buf->risc,
 728                                          dma->sglist,
 729                                          0, buf->bpl * (buf->vb.height >> 1),
 730                                          buf->bpl, 0,
 731                                          buf->vb.height >> 1);
 732                         break;
 733                 case V4L2_FIELD_SEQ_BT:
 734                         cx23885_risc_buffer(dev->pci, &buf->risc,
 735                                          dma->sglist,
 736                                          buf->bpl * (buf->vb.height >> 1), 0,
 737                                          buf->bpl, 0,
 738                                          buf->vb.height >> 1);
 739                         break;
 740                 default:
 741                         BUG();
 742                 }
 743         }
 744         dprintk(2, "[%p/%d] buffer_prep - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
 745                 buf, buf->vb.i,
 746                 fh->width, fh->height, fh->fmt->depth, fh->fmt->name,
 747                 (unsigned long)buf->risc.dma);
 748
 749         buf->vb.state = VIDEOBUF_PREPARED;
 750         return 0;
 751
 752  fail:
 753         cx23885_free_buffer(q, buf);
 754         return rc;
 755 }
 756
 757 static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
 758 {
 759         struct cx23885_buffer   *buf = container_of(vb,
 760                 struct cx23885_buffer, vb);
 761         struct cx23885_buffer   *prev;
 762         struct cx23885_fh       *fh   = vq->priv_data;
 763         struct cx23885_dev      *dev  = fh->dev;
 764         struct cx23885_dmaqueue *q    = &dev->vidq;
 765
 766         /* add jump to stopper */
 767         buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
 768         buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
 769         buf->risc.jmp[2] = cpu_to_le32(0); /* bits 63-32 */
 770
 771         if (!list_empty(&q->queued)) {
 772                 list_add_tail(&buf->vb.queue, &q->queued);
 773                 buf->vb.state = VIDEOBUF_QUEUED;
 774                 dprintk(2, "[%p/%d] buffer_queue - append to queued\n",
 775                         buf, buf->vb.i);
 776
 777         } else if (list_empty(&q->active)) {
 778                 list_add_tail(&buf->vb.queue, &q->active);
 779                 cx23885_start_video_dma(dev, q, buf);
 780                 buf->vb.state = VIDEOBUF_ACTIVE;
 781                 buf->count    = q->count++;
 782                 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
 783                 dprintk(2, "[%p/%d] buffer_queue - first active\n",
 784                         buf, buf->vb.i);
 785
 786         } else {
 787                 prev = list_entry(q->active.prev, struct cx23885_buffer,
 788                         vb.queue);
 789                 if (prev->vb.width  == buf->vb.width  &&
 790                     prev->vb.height == buf->vb.height &&
 791                     prev->fmt       == buf->fmt) {
 792                         list_add_tail(&buf->vb.queue, &q->active);
 793                         buf->vb.state = VIDEOBUF_ACTIVE;
 794                         buf->count    = q->count++;
 795                         prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
 796                         /* 64 bit bits 63-32 */
 797                         prev->risc.jmp[2] = cpu_to_le32(0);
 798                         dprintk(2, "[%p/%d] buffer_queue - append to active\n",
 799                                 buf, buf->vb.i);
 800
 801                 } else {
 802                         list_add_tail(&buf->vb.queue, &q->queued);
 803                         buf->vb.state = VIDEOBUF_QUEUED;
 804                         dprintk(2, "[%p/%d] buffer_queue - first queued\n",
 805                                 buf, buf->vb.i);
 806                 }
 807         }
 808 }
 809
 810 static void buffer_release(struct videobuf_queue *q,
 811         struct videobuf_buffer *vb)
 812 {
 813         struct cx23885_buffer *buf = container_of(vb,
 814                 struct cx23885_buffer, vb);
 815
 816         cx23885_free_buffer(q, buf);
 817 }
 818
 819 static struct videobuf_queue_ops cx23885_video_qops = {
 820         .buf_setup    = buffer_setup,
 821         .buf_prepare  = buffer_prepare,
 822         .buf_queue    = buffer_queue,
 823         .buf_release  = buffer_release,
 824 };
 825
 826 static struct videobuf_queue *get_queue(struct cx23885_fh *fh)
 827 {
 828         switch (fh->type) {
 829         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
 830                 return &fh->vidq;
 831         case V4L2_BUF_TYPE_VBI_CAPTURE:
 832                 return &fh->vbiq;
 833         default:
 834                 BUG();
 835                 return NULL;
 836         }
 837 }
 838
 839 static int get_resource(struct cx23885_fh *fh)
 840 {
 841         switch (fh->type) {
 842         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
 843                 return RESOURCE_VIDEO;
 844         case V4L2_BUF_TYPE_VBI_CAPTURE:
 845                 return RESOURCE_VBI;
 846         default:
 847                 BUG();
 848                 return 0;
 849         }
 850 }
 851
 852 static int video_open(struct file *file)
 853 {
 854         struct video_device *vdev = video_devdata(file);
 855         struct cx23885_dev *dev = video_drvdata(file);
 856         struct cx23885_fh *fh;
 857         enum v4l2_buf_type type = 0;
 858         int radio = 0;
 859
 860         switch (vdev->vfl_type) {
 861         case VFL_TYPE_GRABBER:
 862                 type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
 863                 break;
 864         case VFL_TYPE_VBI:
 865                 type = V4L2_BUF_TYPE_VBI_CAPTURE;
 866                 break;
 867         case VFL_TYPE_RADIO:
 868                 radio = 1;
 869                 break;
 870         }
 871
 872         dprintk(1, "open dev=%s radio=%d type=%s\n",
 873                 video_device_node_name(vdev), radio, v4l2_type_names[type]);
 874
 875         /* allocate + initialize per filehandle data */
 876         fh = kzalloc(sizeof(*fh), GFP_KERNEL);
 877         if (NULL == fh)
 878                 return -ENOMEM;
 879
 880         file->private_data = fh;
 881         fh->dev      = dev;
 882         fh->radio    = radio;
 883         fh->type     = type;
 884         fh->width    = 320;
 885         fh->height   = 240;
 886         fh->fmt      = format_by_fourcc(V4L2_PIX_FMT_YUYV);
 887
 888         videobuf_queue_sg_init(&fh->vidq, &cx23885_video_qops,
 889                             &dev->pci->dev, &dev->slock,
 890                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
 891                             V4L2_FIELD_INTERLACED,
 892                             sizeof(struct cx23885_buffer),
 893                             fh, NULL);
 894
 895         videobuf_queue_sg_init(&fh->vbiq, &cx23885_vbi_qops,
 896                 &dev->pci->dev, &dev->slock,
 897                 V4L2_BUF_TYPE_VBI_CAPTURE,
 898                 V4L2_FIELD_SEQ_TB,
 899                 sizeof(struct cx23885_buffer),
 900                 fh, NULL);
 901
 902
 903         dprintk(1, "post videobuf_queue_init()\n");
 904
 905         return 0;
 906 }
 907
 908 static ssize_t video_read(struct file *file, char __user *data,
 909         size_t count, loff_t *ppos)
 910 {
 911         struct cx23885_fh *fh = file->private_data;
 912
 913         switch (fh->type) {
 914         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
 915                 if (res_locked(fh->dev, RESOURCE_VIDEO))
 916                         return -EBUSY;
 917                 return videobuf_read_one(&fh->vidq, data, count, ppos,
 918                                          file->f_flags & O_NONBLOCK);
 919         case V4L2_BUF_TYPE_VBI_CAPTURE:
 920                 if (!res_get(fh->dev, fh, RESOURCE_VBI))
 921                         return -EBUSY;
 922                 return videobuf_read_stream(&fh->vbiq, data, count, ppos, 1,
 923                                             file->f_flags & O_NONBLOCK);
 924         default:
 925                 BUG();
 926                 return 0;
 927         }
 928 }
 929
 930 static unsigned int video_poll(struct file *file,
 931         struct poll_table_struct *wait)
 932 {
 933         struct cx23885_fh *fh = file->private_data;
 934         struct cx23885_buffer *buf;
 935         unsigned int rc = POLLERR;
 936
 937         if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) {
 938                 if (!res_get(fh->dev, fh, RESOURCE_VBI))
 939                         return POLLERR;
 940                 return videobuf_poll_stream(file, &fh->vbiq, wait);
 941         }
 942
 943         mutex_lock(&fh->vidq.vb_lock);
 944         if (res_check(fh, RESOURCE_VIDEO)) {
 945                 /* streaming capture */
 946                 if (list_empty(&fh->vidq.stream))
 947                         goto done;
 948                 buf = list_entry(fh->vidq.stream.next,
 949                         struct cx23885_buffer, vb.stream);
 950         } else {
 951                 /* read() capture */
 952                 buf = (struct cx23885_buffer *)fh->vidq.read_buf;
 953                 if (NULL == buf)
 954                         goto done;
 955         }
 956         poll_wait(file, &buf->vb.done, wait);
 957         if (buf->vb.state == VIDEOBUF_DONE ||
 958             buf->vb.state == VIDEOBUF_ERROR)
 959                 rc =  POLLIN|POLLRDNORM;
 960         else
 961                 rc = 0;
 962 done:
 963         mutex_unlock(&fh->vidq.vb_lock);
 964         return rc;
 965 }
 966
 967 static int video_release(struct file *file)
 968 {
 969         struct cx23885_fh *fh = file->private_data;
 970         struct cx23885_dev *dev = fh->dev;
 971
 972         /* turn off overlay */
 973         if (res_check(fh, RESOURCE_OVERLAY)) {
 974                 /* FIXME */
 975                 res_free(dev, fh, RESOURCE_OVERLAY);
 976         }
 977
 978         /* stop video capture */
 979         if (res_check(fh, RESOURCE_VIDEO)) {
 980                 videobuf_queue_cancel(&fh->vidq);
 981                 res_free(dev, fh, RESOURCE_VIDEO);
 982         }
 983         if (fh->vidq.read_buf) {
 984                 buffer_release(&fh->vidq, fh->vidq.read_buf);
 985                 kfree(fh->vidq.read_buf);
 986         }
 987
 988         /* stop vbi capture */
 989         if (res_check(fh, RESOURCE_VBI)) {
 990                 if (fh->vbiq.streaming)
 991                         videobuf_streamoff(&fh->vbiq);
 992                 if (fh->vbiq.reading)
 993                         videobuf_read_stop(&fh->vbiq);
 994                 res_free(dev, fh, RESOURCE_VBI);
 995         }
 996
 997         videobuf_mmap_free(&fh->vidq);
 998         videobuf_mmap_free(&fh->vbiq);
 999
1000         file->private_data = NULL;
1001         kfree(fh);
1002
1003         /* We are not putting the tuner to sleep here on exit, because
1004          * we want to use the mpeg encoder in another session to capture
1005          * tuner video. Closing this will result in no video to the encoder.
1006          */
1007
1008         return 0;
1009 }
1010
1011 static int video_mmap(struct file *file, struct vm_area_struct *vma)
1012 {
1013         struct cx23885_fh *fh = file->private_data;
1014
1015         return videobuf_mmap_mapper(get_queue(fh), vma);
1016 }
1017
1018 /* ------------------------------------------------------------------ */
1019 /* VIDEO CTRL IOCTLS                                                  */
1020
1021 int cx23885_get_control(struct cx23885_dev *dev,
1022         struct v4l2_control *ctl)
1023 {
1024         dprintk(1, "%s() calling cx25840(VIDIOC_G_CTRL)\n", __func__);
1025         call_all(dev, core, g_ctrl, ctl);
1026         return 0;
1027 }
1028
1029 int cx23885_set_control(struct cx23885_dev *dev,
1030         struct v4l2_control *ctl)
1031 {
1032         dprintk(1, "%s() calling cx25840(VIDIOC_S_CTRL)\n", __func__);
1033         call_all(dev, core, s_ctrl, ctl);
1034
1035         return 0;
1036 }
1037
1038 static void init_controls(struct cx23885_dev *dev)
1039 {
1040         struct v4l2_control ctrl;
1041         int i;
1042
1043         for (i = 0; i < CX23885_CTLS; i++) {
1044                 ctrl.id = cx23885_ctls[i].v.id;
1045                 ctrl.value = cx23885_ctls[i].v.default_value;
1046
1047                 cx23885_set_control(dev, &ctrl);
1048         }
1049 }
1050
1051 /* ------------------------------------------------------------------ */
1052 /* VIDEO IOCTLS                                                       */
1053
1054 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
1055         struct v4l2_format *f)
1056 {
1057         struct cx23885_fh *fh   = priv;
1058
1059         f->fmt.pix.width        = fh->width;
1060         f->fmt.pix.height       = fh->height;
1061         f->fmt.pix.field        = fh->vidq.field;
1062         f->fmt.pix.pixelformat  = fh->fmt->fourcc;
1063         f->fmt.pix.bytesperline =
1064                 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1065         f->fmt.pix.sizeimage =
1066                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1067
1068         return 0;
1069 }
1070
1071 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
1072         struct v4l2_format *f)
1073 {
1074         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1075         struct cx23885_fmt *fmt;
1076         enum v4l2_field   field;
1077         unsigned int      maxw, maxh;
1078
1079         fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1080         if (NULL == fmt)
1081                 return -EINVAL;
1082
1083         field = f->fmt.pix.field;
1084         maxw  = norm_maxw(dev->tvnorm);
1085         maxh  = norm_maxh(dev->tvnorm);
1086
1087         if (V4L2_FIELD_ANY == field) {
1088                 field = (f->fmt.pix.height > maxh/2)
1089                         ? V4L2_FIELD_INTERLACED
1090                         : V4L2_FIELD_BOTTOM;
1091         }
1092
1093         switch (field) {
1094         case V4L2_FIELD_TOP:
1095         case V4L2_FIELD_BOTTOM:
1096                 maxh = maxh / 2;
1097                 break;
1098         case V4L2_FIELD_INTERLACED:
1099                 break;
1100         default:
1101                 return -EINVAL;
1102         }
1103
1104         f->fmt.pix.field = field;
1105         v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2,
1106                               &f->fmt.pix.height, 32, maxh, 0, 0);
1107         f->fmt.pix.bytesperline =
1108                 (f->fmt.pix.width * fmt->depth) >> 3;
1109         f->fmt.pix.sizeimage =
1110                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1111
1112         return 0;
1113 }
1114
1115 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
1116         struct v4l2_format *f)
1117 {
1118         struct cx23885_fh *fh = priv;
1119         struct cx23885_dev *dev  = ((struct cx23885_fh *)priv)->dev;
1120         struct v4l2_mbus_framefmt mbus_fmt;
1121         int err;
1122
1123         dprintk(2, "%s()\n", __func__);
1124         err = vidioc_try_fmt_vid_cap(file, priv, f);
1125
1126         if (0 != err)
1127                 return err;
1128         fh->fmt        = format_by_fourcc(f->fmt.pix.pixelformat);
1129         fh->width      = f->fmt.pix.width;
1130         fh->height     = f->fmt.pix.height;
1131         fh->vidq.field = f->fmt.pix.field;
1132         dprintk(2, "%s() width=%d height=%d field=%d\n", __func__,
1133                 fh->width, fh->height, fh->vidq.field);
1134         v4l2_fill_mbus_format(&mbus_fmt, &f->fmt.pix, V4L2_MBUS_FMT_FIXED);
1135         call_all(dev, video, s_mbus_fmt, &mbus_fmt);
1136         v4l2_fill_pix_format(&f->fmt.pix, &mbus_fmt);
1137         return 0;
1138 }
1139
1140 static int vidioc_querycap(struct file *file, void  *priv,
1141         struct v4l2_capability *cap)
1142 {
1143         struct cx23885_dev *dev  = ((struct cx23885_fh *)priv)->dev;
1144
1145         strcpy(cap->driver, "cx23885");
1146         strlcpy(cap->card, cx23885_boards[dev->board].name,
1147                 sizeof(cap->card));
1148         sprintf(cap->bus_info, "PCIe:%s", pci_name(dev->pci));
1149         cap->capabilities =
1150                 V4L2_CAP_VIDEO_CAPTURE |
1151                 V4L2_CAP_READWRITE     |
1152                 V4L2_CAP_STREAMING     |
1153                 V4L2_CAP_VBI_CAPTURE;
1154         if (UNSET != dev->tuner_type)
1155                 cap->capabilities |= V4L2_CAP_TUNER;
1156         return 0;
1157 }
1158
1159 static int vidioc_enum_fmt_vid_cap(struct file *file, void  *priv,
1160         struct v4l2_fmtdesc *f)
1161 {
1162         if (unlikely(f->index >= ARRAY_SIZE(formats)))
1163                 return -EINVAL;
1164
1165         strlcpy(f->description, formats[f->index].name,
1166                 sizeof(f->description));
1167         f->pixelformat = formats[f->index].fourcc;
1168
1169         return 0;
1170 }
1171
1172 static int vidioc_reqbufs(struct file *file, void *priv,
1173         struct v4l2_requestbuffers *p)
1174 {
1175         struct cx23885_fh *fh = priv;
1176         return videobuf_reqbufs(get_queue(fh), p);
1177 }
1178
1179 static int vidioc_querybuf(struct file *file, void *priv,
1180         struct v4l2_buffer *p)
1181 {
1182         struct cx23885_fh *fh = priv;
1183         return videobuf_querybuf(get_queue(fh), p);
1184 }
1185
1186 static int vidioc_qbuf(struct file *file, void *priv,
1187         struct v4l2_buffer *p)
1188 {
1189         struct cx23885_fh *fh = priv;
1190         return videobuf_qbuf(get_queue(fh), p);
1191 }
1192
1193 static int vidioc_dqbuf(struct file *file, void *priv,
1194         struct v4l2_buffer *p)
1195 {
1196         struct cx23885_fh *fh = priv;
1197         return videobuf_dqbuf(get_queue(fh), p,
1198                                 file->f_flags & O_NONBLOCK);
1199 }
1200
1201 static int vidioc_streamon(struct file *file, void *priv,
1202         enum v4l2_buf_type i)
1203 {
1204         struct cx23885_fh *fh = priv;
1205         struct cx23885_dev *dev = fh->dev;
1206         dprintk(1, "%s()\n", __func__);
1207
1208         if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
1209                 (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE))
1210                 return -EINVAL;
1211         if (unlikely(i != fh->type))
1212                 return -EINVAL;
1213
1214         if (unlikely(!res_get(dev, fh, get_resource(fh))))
1215                 return -EBUSY;
1216
1217         /* Don't start VBI streaming unless vida streaming
1218          * has already started.
1219          */
1220         if ((fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) &&
1221                 ((cx_read(VID_A_DMA_CTL) & 0x11) == 0))
1222                 return -EINVAL;
1223
1224         return videobuf_streamon(get_queue(fh));
1225 }
1226
1227 static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
1228 {
1229         struct cx23885_fh *fh = priv;
1230         struct cx23885_dev *dev = fh->dev;
1231         int err, res;
1232         dprintk(1, "%s()\n", __func__);
1233
1234         if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
1235                 (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE))
1236                 return -EINVAL;
1237         if (i != fh->type)
1238                 return -EINVAL;
1239
1240         res = get_resource(fh);
1241         err = videobuf_streamoff(get_queue(fh));
1242         if (err < 0)
1243                 return err;
1244         res_free(dev, fh, res);
1245         return 0;
1246 }
1247
1248 static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id)
1249 {
1250         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1251         dprintk(1, "%s()\n", __func__);
1252
1253         call_all(dev, core, g_std, id);
1254
1255         return 0;
1256 }
1257
1258 static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *tvnorms)
1259 {
1260         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1261         dprintk(1, "%s()\n", __func__);
1262
1263         mutex_lock(&dev->lock);
1264         cx23885_set_tvnorm(dev, *tvnorms);
1265         mutex_unlock(&dev->lock);
1266
1267         return 0;
1268 }
1269
1270 int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i)
1271 {
1272         static const char *iname[] = {
1273                 [CX23885_VMUX_COMPOSITE1] = "Composite1",
1274                 [CX23885_VMUX_COMPOSITE2] = "Composite2",
1275                 [CX23885_VMUX_COMPOSITE3] = "Composite3",
1276                 [CX23885_VMUX_COMPOSITE4] = "Composite4",
1277                 [CX23885_VMUX_SVIDEO]     = "S-Video",
1278                 [CX23885_VMUX_COMPONENT]  = "Component",
1279                 [CX23885_VMUX_TELEVISION] = "Television",
1280                 [CX23885_VMUX_CABLE]      = "Cable TV",
1281                 [CX23885_VMUX_DVB]        = "DVB",
1282                 [CX23885_VMUX_DEBUG]      = "for debug only",
1283         };
1284         unsigned int n;
1285         dprintk(1, "%s()\n", __func__);
1286
1287         n = i->index;
1288         if (n >= MAX_CX23885_INPUT)
1289                 return -EINVAL;
1290
1291         if (0 == INPUT(n)->type)
1292                 return -EINVAL;
1293
1294         i->index = n;
1295         i->type  = V4L2_INPUT_TYPE_CAMERA;
1296         strcpy(i->name, iname[INPUT(n)->type]);
1297         if ((CX23885_VMUX_TELEVISION == INPUT(n)->type) ||
1298                 (CX23885_VMUX_CABLE == INPUT(n)->type)) {
1299                 i->type = V4L2_INPUT_TYPE_TUNER;
1300                 i->std = CX23885_NORMS;
1301         }
1302
1303         /* Two selectable audio inputs for non-tv inputs */
1304         if (INPUT(n)->type != CX23885_VMUX_TELEVISION)
1305                 i->audioset = 0x3;
1306
1307         if (dev->input == n) {
1308                 /* enum'd input matches our configured input.
1309                  * Ask the video decoder to process the call
1310                  * and give it an oppertunity to update the
1311                  * status field.
1312                  */
1313                 call_all(dev, video, g_input_status, &i->status);
1314         }
1315
1316         return 0;
1317 }
1318
1319 static int vidioc_enum_input(struct file *file, void *priv,
1320                                 struct v4l2_input *i)
1321 {
1322         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1323         dprintk(1, "%s()\n", __func__);
1324         return cx23885_enum_input(dev, i);
1325 }
1326
1327 int cx23885_get_input(struct file *file, void *priv, unsigned int *i)
1328 {
1329         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1330
1331         *i = dev->input;
1332         dprintk(1, "%s() returns %d\n", __func__, *i);
1333         return 0;
1334 }
1335
1336 static int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
1337 {
1338         return cx23885_get_input(file, priv, i);
1339 }
1340
1341 int cx23885_set_input(struct file *file, void *priv, unsigned int i)
1342 {
1343         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1344
1345         dprintk(1, "%s(%d)\n", __func__, i);
1346
1347         if (i >= MAX_CX23885_INPUT) {
1348                 dprintk(1, "%s() -EINVAL\n", __func__);
1349                 return -EINVAL;
1350         }
1351
1352         if (INPUT(i)->type == 0)
1353                 return -EINVAL;
1354
1355         mutex_lock(&dev->lock);
1356         cx23885_video_mux(dev, i);
1357
1358         /* By default establish the default audio input for the card also */
1359         /* Caller is free to use VIDIOC_S_AUDIO to override afterwards */
1360         cx23885_audio_mux(dev, i);
1361         mutex_unlock(&dev->lock);
1362         return 0;
1363 }
1364
1365 static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
1366 {
1367         return cx23885_set_input(file, priv, i);
1368 }
1369
1370 static int vidioc_log_status(struct file *file, void *priv)
1371 {
1372         struct cx23885_fh  *fh  = priv;
1373         struct cx23885_dev *dev = fh->dev;
1374
1375         printk(KERN_INFO
1376                 "%s/0: ============  START LOG STATUS  ============\n",
1377                 dev->name);
1378         call_all(dev, core, log_status);
1379         printk(KERN_INFO
1380                 "%s/0: =============  END LOG STATUS  =============\n",
1381                 dev->name);
1382         return 0;
1383 }
1384
1385 static int cx23885_query_audinput(struct file *file, void *priv,
1386         struct v4l2_audio *i)
1387 {
1388         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1389         static const char *iname[] = {
1390                 [0] = "Baseband L/R 1",
1391                 [1] = "Baseband L/R 2",
1392         };
1393         unsigned int n;
1394         dprintk(1, "%s()\n", __func__);
1395
1396         n = i->index;
1397         if (n >= 2)
1398                 return -EINVAL;
1399
1400         memset(i, 0, sizeof(*i));
1401         i->index = n;
1402         strcpy(i->name, iname[n]);
1403         i->capability  = V4L2_AUDCAP_STEREO;
1404         i->mode  = V4L2_AUDMODE_AVL;
1405         return 0;
1406
1407 }
1408
1409 static int vidioc_enum_audinput(struct file *file, void *priv,
1410                                 struct v4l2_audio *i)
1411 {
1412         return cx23885_query_audinput(file, priv, i);
1413 }
1414
1415 static int vidioc_g_audinput(struct file *file, void *priv,
1416         struct v4l2_audio *i)
1417 {
1418         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1419
1420         i->index = dev->audinput;
1421         dprintk(1, "%s(input=%d)\n", __func__, i->index);
1422
1423         return cx23885_query_audinput(file, priv, i);
1424 }
1425
1426 static int vidioc_s_audinput(struct file *file, void *priv,
1427         struct v4l2_audio *i)
1428 {
1429         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1430         if (i->index >= 2)
1431                 return -EINVAL;
1432
1433         dprintk(1, "%s(%d)\n", __func__, i->index);
1434
1435         dev->audinput = i->index;
1436
1437         /* Skip the audio defaults from the cards struct, caller wants
1438          * directly touch the audio mux hardware. */
1439         cx23885_flatiron_mux(dev, dev->audinput + 1);
1440         return 0;
1441 }
1442
1443 static int vidioc_queryctrl(struct file *file, void *priv,
1444                                 struct v4l2_queryctrl *qctrl)
1445 {
1446         qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
1447         if (unlikely(qctrl->id == 0))
1448                 return -EINVAL;
1449         return cx23885_ctrl_query(qctrl);
1450 }
1451
1452 static int vidioc_g_ctrl(struct file *file, void *priv,
1453                                 struct v4l2_control *ctl)
1454 {
1455         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1456
1457         return cx23885_get_control(dev, ctl);
1458 }
1459
1460 static int vidioc_s_ctrl(struct file *file, void *priv,
1461                                 struct v4l2_control *ctl)
1462 {
1463         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1464
1465         return cx23885_set_control(dev, ctl);
1466 }
1467
1468 static int vidioc_g_tuner(struct file *file, void *priv,
1469                                 struct v4l2_tuner *t)
1470 {
1471         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1472
1473         if (unlikely(UNSET == dev->tuner_type))
1474                 return -EINVAL;
1475         if (0 != t->index)
1476                 return -EINVAL;
1477
1478         strcpy(t->name, "Television");
1479
1480         call_all(dev, tuner, g_tuner, t);
1481         return 0;
1482 }
1483
1484 static int vidioc_s_tuner(struct file *file, void *priv,
1485                                 struct v4l2_tuner *t)
1486 {
1487         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1488
1489         if (UNSET == dev->tuner_type)
1490                 return -EINVAL;
1491         if (0 != t->index)
1492                 return -EINVAL;
1493         /* Update the A/V core */
1494         call_all(dev, tuner, s_tuner, t);
1495
1496         return 0;
1497 }
1498
1499 static int vidioc_g_frequency(struct file *file, void *priv,
1500                                 struct v4l2_frequency *f)
1501 {
1502         struct cx23885_fh *fh = priv;
1503         struct cx23885_dev *dev = fh->dev;
1504
1505         if (unlikely(UNSET == dev->tuner_type))
1506                 return -EINVAL;
1507
1508         /* f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; */
1509         f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
1510         f->frequency = dev->freq;
1511
1512         call_all(dev, tuner, g_frequency, f);
1513
1514         return 0;
1515 }
1516
1517 static int cx23885_set_freq(struct cx23885_dev *dev, struct v4l2_frequency *f)
1518 {
1519         struct v4l2_control ctrl;
1520
1521         if (unlikely(UNSET == dev->tuner_type))
1522                 return -EINVAL;
1523         if (unlikely(f->tuner != 0))
1524                 return -EINVAL;
1525
1526         mutex_lock(&dev->lock);
1527         dev->freq = f->frequency;
1528
1529         /* I need to mute audio here */
1530         ctrl.id = V4L2_CID_AUDIO_MUTE;
1531         ctrl.value = 1;
1532         cx23885_set_control(dev, &ctrl);
1533
1534         call_all(dev, tuner, s_frequency, f);
1535
1536         /* When changing channels it is required to reset TVAUDIO */
1537         msleep(100);
1538
1539         /* I need to unmute audio here */
1540         ctrl.value = 0;
1541         cx23885_set_control(dev, &ctrl);
1542
1543         mutex_unlock(&dev->lock);
1544
1545         return 0;
1546 }
1547
1548 static int cx23885_set_freq_via_ops(struct cx23885_dev *dev,
1549         struct v4l2_frequency *f)
1550 {
1551         struct v4l2_control ctrl;
1552         struct videobuf_dvb_frontend *vfe;
1553         struct dvb_frontend *fe;
1554
1555         struct analog_parameters params = {
1556                 .mode      = V4L2_TUNER_ANALOG_TV,
1557                 .audmode   = V4L2_TUNER_MODE_STEREO,
1558                 .std       = dev->tvnorm,
1559                 .frequency = f->frequency
1560         };
1561
1562         mutex_lock(&dev->lock);
1563         dev->freq = f->frequency;
1564
1565         /* I need to mute audio here */
1566         ctrl.id = V4L2_CID_AUDIO_MUTE;
1567         ctrl.value = 1;
1568         cx23885_set_control(dev, &ctrl);
1569
1570         /* If HVR1850 */
1571         dprintk(1, "%s() frequency=%d tuner=%d std=0x%llx\n", __func__,
1572                 params.frequency, f->tuner, params.std);
1573
1574         vfe = videobuf_dvb_get_frontend(&dev->ts2.frontends, 1);
1575         if (!vfe) {
1576                 mutex_unlock(&dev->lock);
1577                 return -EINVAL;
1578         }
1579
1580         fe = vfe->dvb.frontend;
1581
1582         if (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850)
1583                 fe = &dev->ts1.analog_fe;
1584
1585         if (fe && fe->ops.tuner_ops.set_analog_params) {
1586                 call_all(dev, core, s_std, dev->tvnorm);
1587                 fe->ops.tuner_ops.set_analog_params(fe, &params);
1588         }
1589         else
1590                 printk(KERN_ERR "%s() No analog tuner, aborting\n", __func__);
1591
1592         /* When changing channels it is required to reset TVAUDIO */
1593         msleep(100);
1594
1595         /* I need to unmute audio here */
1596         ctrl.value = 0;
1597         cx23885_set_control(dev, &ctrl);
1598
1599         mutex_unlock(&dev->lock);
1600
1601         return 0;
1602 }
1603
1604 int cx23885_set_frequency(struct file *file, void *priv,
1605         struct v4l2_frequency *f)
1606 {
1607         struct cx23885_fh *fh = priv;
1608         struct cx23885_dev *dev = fh->dev;
1609         int ret;
1610
1611         switch (dev->board) {
1612         case CX23885_BOARD_HAUPPAUGE_HVR1850:
1613                 ret = cx23885_set_freq_via_ops(dev, f);
1614                 break;
1615         default:
1616                 ret = cx23885_set_freq(dev, f);
1617         }
1618
1619         return ret;
1620 }
1621
1622 static int vidioc_s_frequency(struct file *file, void *priv,
1623         struct v4l2_frequency *f)
1624 {
1625         return cx23885_set_frequency(file, priv, f);
1626 }
1627
1628 /* ----------------------------------------------------------- */
1629
1630 static void cx23885_vid_timeout(unsigned long data)
1631 {
1632         struct cx23885_dev *dev = (struct cx23885_dev *)data;
1633         struct cx23885_dmaqueue *q = &dev->vidq;
1634         struct cx23885_buffer *buf;
1635         unsigned long flags;
1636
1637         spin_lock_irqsave(&dev->slock, flags);
1638         while (!list_empty(&q->active)) {
1639                 buf = list_entry(q->active.next,
1640                         struct cx23885_buffer, vb.queue);
1641                 list_del(&buf->vb.queue);
1642                 buf->vb.state = VIDEOBUF_ERROR;
1643                 wake_up(&buf->vb.done);
1644                 printk(KERN_ERR "%s: [%p/%d] timeout - dma=0x%08lx\n",
1645                         dev->name, buf, buf->vb.i,
1646                         (unsigned long)buf->risc.dma);
1647         }
1648         cx23885_restart_video_queue(dev, q);
1649         spin_unlock_irqrestore(&dev->slock, flags);
1650 }
1651
1652 int cx23885_video_irq(struct cx23885_dev *dev, u32 status)
1653 {
1654         u32 mask, count;
1655         int handled = 0;
1656
1657         mask   = cx_read(VID_A_INT_MSK);
1658         if (0 == (status & mask))
1659                 return handled;
1660
1661         cx_write(VID_A_INT_STAT, status);
1662
1663         /* risc op code error, fifo overflow or line sync detection error */
1664         if ((status & VID_BC_MSK_OPC_ERR) ||
1665                 (status & VID_BC_MSK_SYNC) ||
1666                 (status & VID_BC_MSK_OF)) {
1667
1668                 if (status & VID_BC_MSK_OPC_ERR) {
1669                         dprintk(7, " (VID_BC_MSK_OPC_ERR 0x%08x)\n",
1670                                 VID_BC_MSK_OPC_ERR);
1671                         printk(KERN_WARNING "%s: video risc op code error\n",
1672                                 dev->name);
1673                         cx23885_sram_channel_dump(dev,
1674                                 &dev->sram_channels[SRAM_CH01]);
1675                 }
1676
1677                 if (status & VID_BC_MSK_SYNC)
1678                         dprintk(7, " (VID_BC_MSK_SYNC 0x%08x) "
1679                                 "video lines miss-match\n",
1680                                 VID_BC_MSK_SYNC);
1681
1682                 if (status & VID_BC_MSK_OF)
1683                         dprintk(7, " (VID_BC_MSK_OF 0x%08x) fifo overflow\n",
1684                                 VID_BC_MSK_OF);
1685
1686         }
1687
1688         /* Video */
1689         if (status & VID_BC_MSK_RISCI1) {
1690                 spin_lock(&dev->slock);
1691                 count = cx_read(VID_A_GPCNT);
1692                 cx23885_video_wakeup(dev, &dev->vidq, count);
1693                 spin_unlock(&dev->slock);
1694                 handled++;
1695         }
1696         if (status & VID_BC_MSK_RISCI2) {
1697                 dprintk(2, "stopper video\n");
1698                 spin_lock(&dev->slock);
1699                 cx23885_restart_video_queue(dev, &dev->vidq);
1700                 spin_unlock(&dev->slock);
1701                 handled++;
1702         }
1703
1704         /* Allow the VBI framework to process it's payload */
1705         handled += cx23885_vbi_irq(dev, status);
1706
1707         return handled;
1708 }
1709
1710 /* ----------------------------------------------------------- */
1711 /* exported stuff                                              */
1712
1713 static const struct v4l2_file_operations video_fops = {
1714         .owner         = THIS_MODULE,
1715         .open          = video_open,
1716         .release       = video_release,
1717         .read          = video_read,
1718         .poll          = video_poll,
1719         .mmap          = video_mmap,
1720         .ioctl         = video_ioctl2,
1721 };
1722
1723 static const struct v4l2_ioctl_ops video_ioctl_ops = {
1724         .vidioc_querycap      = vidioc_querycap,
1725         .vidioc_enum_fmt_vid_cap  = vidioc_enum_fmt_vid_cap,
1726         .vidioc_g_fmt_vid_cap     = vidioc_g_fmt_vid_cap,
1727         .vidioc_try_fmt_vid_cap   = vidioc_try_fmt_vid_cap,
1728         .vidioc_s_fmt_vid_cap     = vidioc_s_fmt_vid_cap,
1729         .vidioc_g_fmt_vbi_cap     = cx23885_vbi_fmt,
1730         .vidioc_try_fmt_vbi_cap   = cx23885_vbi_fmt,
1731         .vidioc_s_fmt_vbi_cap     = cx23885_vbi_fmt,
1732         .vidioc_reqbufs       = vidioc_reqbufs,
1733         .vidioc_querybuf      = vidioc_querybuf,
1734         .vidioc_qbuf          = vidioc_qbuf,
1735         .vidioc_dqbuf         = vidioc_dqbuf,
1736         .vidioc_s_std         = vidioc_s_std,
1737         .vidioc_g_std         = vidioc_g_std,
1738         .vidioc_querystd      = vidioc_g_std,
1739         .vidioc_enum_input    = vidioc_enum_input,
1740         .vidioc_g_input       = vidioc_g_input,
1741         .vidioc_s_input       = vidioc_s_input,
1742         .vidioc_log_status    = vidioc_log_status,
1743         .vidioc_queryctrl     = vidioc_queryctrl,
1744         .vidioc_g_ctrl        = vidioc_g_ctrl,
1745         .vidioc_s_ctrl        = vidioc_s_ctrl,
1746         .vidioc_streamon      = vidioc_streamon,
1747         .vidioc_streamoff     = vidioc_streamoff,
1748         .vidioc_g_tuner       = vidioc_g_tuner,
1749         .vidioc_s_tuner       = vidioc_s_tuner,
1750         .vidioc_g_frequency   = vidioc_g_frequency,
1751         .vidioc_s_frequency   = vidioc_s_frequency,
1752         .vidioc_g_chip_ident  = cx23885_g_chip_ident,
1753 #ifdef CONFIG_VIDEO_ADV_DEBUG
1754         .vidioc_g_register    = cx23885_g_register,
1755         .vidioc_s_register    = cx23885_s_register,
1756 #endif
1757         .vidioc_enumaudio     = vidioc_enum_audinput,
1758         .vidioc_g_audio       = vidioc_g_audinput,
1759         .vidioc_s_audio       = vidioc_s_audinput,
1760 };
1761
1762 static struct video_device cx23885_vbi_template;
1763 static struct video_device cx23885_video_template = {
1764         .name                 = "cx23885-video",
1765         .fops                 = &video_fops,
1766         .ioctl_ops            = &video_ioctl_ops,
1767         .tvnorms              = CX23885_NORMS,
1768         .current_norm         = V4L2_STD_NTSC_M,
1769 };
1770
1771 static const struct v4l2_file_operations radio_fops = {
1772         .owner         = THIS_MODULE,
1773         .open          = video_open,
1774         .release       = video_release,
1775         .ioctl         = video_ioctl2,
1776 };
1777
1778
1779 void cx23885_video_unregister(struct cx23885_dev *dev)
1780 {
1781         dprintk(1, "%s()\n", __func__);
1782         cx23885_irq_remove(dev, 0x01);
1783
1784         if (dev->vbi_dev) {
1785                 if (video_is_registered(dev->vbi_dev))
1786                         video_unregister_device(dev->vbi_dev);
1787                 else
1788                         video_device_release(dev->vbi_dev);
1789                 dev->vbi_dev = NULL;
1790                 btcx_riscmem_free(dev->pci, &dev->vbiq.stopper);
1791         }
1792         if (dev->video_dev) {
1793                 if (video_is_registered(dev->video_dev))
1794                         video_unregister_device(dev->video_dev);
1795                 else
1796                         video_device_release(dev->video_dev);
1797                 dev->video_dev = NULL;
1798
1799                 btcx_riscmem_free(dev->pci, &dev->vidq.stopper);
1800         }
1801
1802         if (dev->audio_dev)
1803                 cx23885_audio_unregister(dev);
1804 }
1805
1806 int cx23885_video_register(struct cx23885_dev *dev)
1807 {
1808         int err;
1809
1810         dprintk(1, "%s()\n", __func__);
1811         spin_lock_init(&dev->slock);
1812
1813         /* Initialize VBI template */
1814         memcpy(&cx23885_vbi_template, &cx23885_video_template,
1815                 sizeof(cx23885_vbi_template));
1816         strcpy(cx23885_vbi_template.name, "cx23885-vbi");
1817
1818         dev->tvnorm = cx23885_video_template.current_norm;
1819
1820         /* init video dma queues */
1821         INIT_LIST_HEAD(&dev->vidq.active);
1822         INIT_LIST_HEAD(&dev->vidq.queued);
1823         dev->vidq.timeout.function = cx23885_vid_timeout;
1824         dev->vidq.timeout.data = (unsigned long)dev;
1825         init_timer(&dev->vidq.timeout);
1826         cx23885_risc_stopper(dev->pci, &dev->vidq.stopper,
1827                 VID_A_DMA_CTL, 0x11, 0x00);
1828
1829         /* init vbi dma queues */
1830         INIT_LIST_HEAD(&dev->vbiq.active);
1831         INIT_LIST_HEAD(&dev->vbiq.queued);
1832         dev->vbiq.timeout.function = cx23885_vbi_timeout;
1833         dev->vbiq.timeout.data = (unsigned long)dev;
1834         init_timer(&dev->vbiq.timeout);
1835         cx23885_risc_stopper(dev->pci, &dev->vbiq.stopper,
1836                 VID_A_DMA_CTL, 0x22, 0x00);
1837
1838         cx23885_irq_add_enable(dev, 0x01);
1839
1840         if ((TUNER_ABSENT != dev->tuner_type) &&
1841                         ((dev->tuner_bus == 0) || (dev->tuner_bus == 1))) {
1842                 struct v4l2_subdev *sd = NULL;
1843
1844                 if (dev->tuner_addr)
1845                         sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
1846                                 &dev->i2c_bus[dev->tuner_bus].i2c_adap,
1847                                 "tuner", dev->tuner_addr, NULL);
1848                 else
1849                         sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
1850                                 &dev->i2c_bus[dev->tuner_bus].i2c_adap,
1851                                 "tuner", 0, v4l2_i2c_tuner_addrs(ADDRS_TV));
1852                 if (sd) {
1853                         struct tuner_setup tun_setup;
1854
1855                         memset(&tun_setup, 0, sizeof(tun_setup));
1856                         tun_setup.mode_mask = T_ANALOG_TV;
1857                         tun_setup.type = dev->tuner_type;
1858                         tun_setup.addr = v4l2_i2c_subdev_addr(sd);
1859                         tun_setup.tuner_callback = cx23885_tuner_callback;
1860
1861                         v4l2_subdev_call(sd, tuner, s_type_addr, &tun_setup);
1862
1863                         if (dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXTV1200) {
1864                                 struct xc2028_ctrl ctrl = {
1865                                         .fname = XC2028_DEFAULT_FIRMWARE,
1866                                         .max_len = 64
1867                                 };
1868                                 struct v4l2_priv_tun_config cfg = {
1869                                         .tuner = dev->tuner_type,
1870                                         .priv = &ctrl
1871                                 };
1872                                 v4l2_subdev_call(sd, tuner, s_config, &cfg);
1873                         }
1874                 }
1875         }
1876
1877         /* register Video device */
1878         dev->video_dev = cx23885_vdev_init(dev, dev->pci,
1879                 &cx23885_video_template, "video");
1880         err = video_register_device(dev->video_dev, VFL_TYPE_GRABBER,
1881                                     video_nr[dev->nr]);
1882         if (err < 0) {
1883                 printk(KERN_INFO "%s: can't register video device\n",
1884                         dev->name);
1885                 goto fail_unreg;
1886         }
1887         printk(KERN_INFO "%s: registered device %s [v4l2]\n",
1888                dev->name, video_device_node_name(dev->video_dev));
1889
1890         /* register VBI device */
1891         dev->vbi_dev = cx23885_vdev_init(dev, dev->pci,
1892                 &cx23885_vbi_template, "vbi");
1893         err = video_register_device(dev->vbi_dev, VFL_TYPE_VBI,
1894                                     vbi_nr[dev->nr]);
1895         if (err < 0) {
1896                 printk(KERN_INFO "%s: can't register vbi device\n",
1897                         dev->name);
1898                 goto fail_unreg;
1899         }
1900         printk(KERN_INFO "%s: registered device %s\n",
1901                dev->name, video_device_node_name(dev->vbi_dev));
1902
1903         /* Register ALSA audio device */
1904         dev->audio_dev = cx23885_audio_register(dev);
1905
1906         /* initial device configuration */
1907         mutex_lock(&dev->lock);
1908         cx23885_set_tvnorm(dev, dev->tvnorm);
1909         init_controls(dev);
1910         cx23885_video_mux(dev, 0);
1911         cx23885_audio_mux(dev, 0);
1912         mutex_unlock(&dev->lock);
1913
1914         return 0;
1915
1916 fail_unreg:
1917         cx23885_video_unregister(dev);
1918         return err;
1919 }
1920