drivers/media/pci/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 "cx23885-video.h"
  36 #include <media/v4l2-common.h>
  37 #include <media/v4l2-ioctl.h>
  38 #include "cx23885-ioctl.h"
  39 #include "tuner-xc2028.h"
  40
  41 #include <media/cx25840.h>
  42
  43 MODULE_DESCRIPTION("v4l2 driver module for cx23885 based TV cards");
  44 MODULE_AUTHOR("Steven Toth <stoth@linuxtv.org>");
  45 MODULE_LICENSE("GPL");
  46
  47 /* ------------------------------------------------------------------ */
  48
  49 static unsigned int video_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET };
  50 static unsigned int vbi_nr[]   = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET };
  51 static unsigned int radio_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET };
  52
  53 module_param_array(video_nr, int, NULL, 0444);
  54 module_param_array(vbi_nr,   int, NULL, 0444);
  55 module_param_array(radio_nr, int, NULL, 0444);
  56
  57 MODULE_PARM_DESC(video_nr, "video device numbers");
  58 MODULE_PARM_DESC(vbi_nr, "vbi device numbers");
  59 MODULE_PARM_DESC(radio_nr, "radio device numbers");
  60
  61 static unsigned int video_debug;
  62 module_param(video_debug, int, 0644);
  63 MODULE_PARM_DESC(video_debug, "enable debug messages [video]");
  64
  65 static unsigned int irq_debug;
  66 module_param(irq_debug, int, 0644);
  67 MODULE_PARM_DESC(irq_debug, "enable debug messages [IRQ handler]");
  68
  69 static unsigned int vid_limit = 16;
  70 module_param(vid_limit, int, 0644);
  71 MODULE_PARM_DESC(vid_limit, "capture memory limit in megabytes");
  72
  73 #define dprintk(level, fmt, arg...)\
  74         do { if (video_debug >= level)\
  75                 printk(KERN_DEBUG "%s: " fmt, dev->name, ## arg);\
  76         } while (0)
  77
  78 /* ------------------------------------------------------------------- */
  79 /* static data                                                         */
  80
  81 #define FORMAT_FLAGS_PACKED       0x01
  82 #if 0
  83 static struct cx23885_fmt formats[] = {
  84         {
  85                 .name     = "8 bpp, gray",
  86                 .fourcc   = V4L2_PIX_FMT_GREY,
  87                 .depth    = 8,
  88                 .flags    = FORMAT_FLAGS_PACKED,
  89         }, {
  90                 .name     = "15 bpp RGB, le",
  91                 .fourcc   = V4L2_PIX_FMT_RGB555,
  92                 .depth    = 16,
  93                 .flags    = FORMAT_FLAGS_PACKED,
  94         }, {
  95                 .name     = "15 bpp RGB, be",
  96                 .fourcc   = V4L2_PIX_FMT_RGB555X,
  97                 .depth    = 16,
  98                 .flags    = FORMAT_FLAGS_PACKED,
  99         }, {
 100                 .name     = "16 bpp RGB, le",
 101                 .fourcc   = V4L2_PIX_FMT_RGB565,
 102                 .depth    = 16,
 103                 .flags    = FORMAT_FLAGS_PACKED,
 104         }, {
 105                 .name     = "16 bpp RGB, be",
 106                 .fourcc   = V4L2_PIX_FMT_RGB565X,
 107                 .depth    = 16,
 108                 .flags    = FORMAT_FLAGS_PACKED,
 109         }, {
 110                 .name     = "24 bpp RGB, le",
 111                 .fourcc   = V4L2_PIX_FMT_BGR24,
 112                 .depth    = 24,
 113                 .flags    = FORMAT_FLAGS_PACKED,
 114         }, {
 115                 .name     = "32 bpp RGB, le",
 116                 .fourcc   = V4L2_PIX_FMT_BGR32,
 117                 .depth    = 32,
 118                 .flags    = FORMAT_FLAGS_PACKED,
 119         }, {
 120                 .name     = "32 bpp RGB, be",
 121                 .fourcc   = V4L2_PIX_FMT_RGB32,
 122                 .depth    = 32,
 123                 .flags    = FORMAT_FLAGS_PACKED,
 124         }, {
 125                 .name     = "4:2:2, packed, YUYV",
 126                 .fourcc   = V4L2_PIX_FMT_YUYV,
 127                 .depth    = 16,
 128                 .flags    = FORMAT_FLAGS_PACKED,
 129         }, {
 130                 .name     = "4:2:2, packed, UYVY",
 131                 .fourcc   = V4L2_PIX_FMT_UYVY,
 132                 .depth    = 16,
 133                 .flags    = FORMAT_FLAGS_PACKED,
 134         },
 135 };
 136 #else
 137 static struct cx23885_fmt formats[] = {
 138         {
 139 #if 0
 140                 .name     = "4:2:2, packed, UYVY",
 141                 .fourcc   = V4L2_PIX_FMT_UYVY,
 142                 .depth    = 16,
 143                 .flags    = FORMAT_FLAGS_PACKED,
 144         }, {
 145 #endif
 146                 .name     = "4:2:2, packed, YUYV",
 147                 .fourcc   = V4L2_PIX_FMT_YUYV,
 148                 .depth    = 16,
 149                 .flags    = FORMAT_FLAGS_PACKED,
 150         }
 151 };
 152 #endif
 153
 154 static struct cx23885_fmt *format_by_fourcc(unsigned int fourcc)
 155 {
 156         unsigned int i;
 157
 158         for (i = 0; i < ARRAY_SIZE(formats); i++)
 159                 if (formats[i].fourcc == fourcc)
 160                         return formats+i;
 161
 162         printk(KERN_ERR "%s(%c%c%c%c) NOT FOUND\n", __func__,
 163                 (fourcc & 0xff),
 164                 ((fourcc >> 8) & 0xff),
 165                 ((fourcc >> 16) & 0xff),
 166                 ((fourcc >> 24) & 0xff)
 167                 );
 168         return NULL;
 169 }
 170
 171 /* ------------------------------------------------------------------- */
 172
 173 static const struct v4l2_queryctrl no_ctl = {
 174         .name  = "42",
 175         .flags = V4L2_CTRL_FLAG_DISABLED,
 176 };
 177
 178 static struct cx23885_ctrl cx23885_ctls[] = {
 179         /* --- video --- */
 180         {
 181                 .v = {
 182                         .id            = V4L2_CID_BRIGHTNESS,
 183                         .name          = "Brightness",
 184                         .minimum       = 0x00,
 185                         .maximum       = 0xff,
 186                         .step          = 1,
 187                         .default_value = 0x7f,
 188                         .type          = V4L2_CTRL_TYPE_INTEGER,
 189                 },
 190                 .off                   = 128,
 191                 .reg                   = LUMA_CTRL,
 192                 .mask                  = 0x00ff,
 193                 .shift                 = 0,
 194         }, {
 195                 .v = {
 196                         .id            = V4L2_CID_CONTRAST,
 197                         .name          = "Contrast",
 198                         .minimum       = 0,
 199                         .maximum       = 0x7f,
 200                         .step          = 1,
 201                         .default_value = 0x3f,
 202                         .type          = V4L2_CTRL_TYPE_INTEGER,
 203                 },
 204                 .off                   = 0,
 205                 .reg                   = LUMA_CTRL,
 206                 .mask                  = 0xff00,
 207                 .shift                 = 8,
 208         }, {
 209                 .v = {
 210                         .id            = V4L2_CID_HUE,
 211                         .name          = "Hue",
 212                         .minimum       = -127,
 213                         .maximum       = 128,
 214                         .step          = 1,
 215                         .default_value = 0x0,
 216                         .type          = V4L2_CTRL_TYPE_INTEGER,
 217                 },
 218                 .off                   = 128,
 219                 .reg                   = CHROMA_CTRL,
 220                 .mask                  = 0xff0000,
 221                 .shift                 = 16,
 222         }, {
 223                 /* strictly, this only describes only U saturation.
 224                  * V saturation is handled specially through code.
 225                  */
 226                 .v = {
 227                         .id            = V4L2_CID_SATURATION,
 228                         .name          = "Saturation",
 229                         .minimum       = 0,
 230                         .maximum       = 0x7f,
 231                         .step          = 1,
 232                         .default_value = 0x3f,
 233                         .type          = V4L2_CTRL_TYPE_INTEGER,
 234                 },
 235                 .off                   = 0,
 236                 .reg                   = CHROMA_CTRL,
 237                 .mask                  = 0x00ff,
 238                 .shift                 = 0,
 239         }, {
 240         /* --- audio --- */
 241                 .v = {
 242                         .id            = V4L2_CID_AUDIO_MUTE,
 243                         .name          = "Mute",
 244                         .minimum       = 0,
 245                         .maximum       = 1,
 246                         .default_value = 1,
 247                         .type          = V4L2_CTRL_TYPE_BOOLEAN,
 248                 },
 249                 .reg                   = PATH1_CTL1,
 250                 .mask                  = (0x1f << 24),
 251                 .shift                 = 24,
 252         }, {
 253                 .v = {
 254                         .id            = V4L2_CID_AUDIO_VOLUME,
 255                         .name          = "Volume",
 256                         .minimum       = 0,
 257                         .maximum       = 65535,
 258                         .step          = 65535 / 100,
 259                         .default_value = 65535,
 260                         .type          = V4L2_CTRL_TYPE_INTEGER,
 261                 },
 262                 .reg                   = PATH1_VOL_CTL,
 263                 .mask                  = 0xff,
 264                 .shift                 = 0,
 265         }
 266 };
 267 static const int CX23885_CTLS = ARRAY_SIZE(cx23885_ctls);
 268
 269 /* Must be sorted from low to high control ID! */
 270 static const u32 cx23885_user_ctrls[] = {
 271         V4L2_CID_USER_CLASS,
 272         V4L2_CID_BRIGHTNESS,
 273         V4L2_CID_CONTRAST,
 274         V4L2_CID_SATURATION,
 275         V4L2_CID_HUE,
 276         V4L2_CID_AUDIO_VOLUME,
 277         V4L2_CID_AUDIO_MUTE,
 278         0
 279 };
 280
 281 static const u32 *ctrl_classes[] = {
 282         cx23885_user_ctrls,
 283         NULL
 284 };
 285
 286 void cx23885_video_wakeup(struct cx23885_dev *dev,
 287         struct cx23885_dmaqueue *q, u32 count)
 288 {
 289         struct cx23885_buffer *buf;
 290         int bc;
 291
 292         for (bc = 0;; bc++) {
 293                 if (list_empty(&q->active))
 294                         break;
 295                 buf = list_entry(q->active.next,
 296                                  struct cx23885_buffer, vb.queue);
 297
 298                 /* count comes from the hw and is is 16bit wide --
 299                  * this trick handles wrap-arounds correctly for
 300                  * up to 32767 buffers in flight... */
 301                 if ((s16) (count - buf->count) < 0)
 302                         break;
 303
 304                 v4l2_get_timestamp(&buf->vb.ts);
 305                 dprintk(2, "[%p/%d] wakeup reg=%d buf=%d\n", buf, buf->vb.i,
 306                         count, buf->count);
 307                 buf->vb.state = VIDEOBUF_DONE;
 308                 list_del(&buf->vb.queue);
 309                 wake_up(&buf->vb.done);
 310         }
 311         if (list_empty(&q->active))
 312                 del_timer(&q->timeout);
 313         else
 314                 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
 315         if (bc != 1)
 316                 printk(KERN_ERR "%s: %d buffers handled (should be 1)\n",
 317                         __func__, bc);
 318 }
 319
 320 int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm)
 321 {
 322         dprintk(1, "%s(norm = 0x%08x) name: [%s]\n",
 323                 __func__,
 324                 (unsigned int)norm,
 325                 v4l2_norm_to_name(norm));
 326
 327         dev->tvnorm = norm;
 328
 329         call_all(dev, core, s_std, norm);
 330
 331         return 0;
 332 }
 333
 334 static struct video_device *cx23885_vdev_init(struct cx23885_dev *dev,
 335                                     struct pci_dev *pci,
 336                                     struct video_device *template,
 337                                     char *type)
 338 {
 339         struct video_device *vfd;
 340         dprintk(1, "%s()\n", __func__);
 341
 342         vfd = video_device_alloc();
 343         if (NULL == vfd)
 344                 return NULL;
 345         *vfd = *template;
 346         vfd->v4l2_dev = &dev->v4l2_dev;
 347         vfd->release = video_device_release;
 348         snprintf(vfd->name, sizeof(vfd->name), "%s (%s)",
 349                  cx23885_boards[dev->board].name, type);
 350         video_set_drvdata(vfd, dev);
 351         return vfd;
 352 }
 353
 354 static int cx23885_ctrl_query(struct v4l2_queryctrl *qctrl)
 355 {
 356         int i;
 357
 358         if (qctrl->id < V4L2_CID_BASE ||
 359             qctrl->id >= V4L2_CID_LASTP1)
 360                 return -EINVAL;
 361         for (i = 0; i < CX23885_CTLS; i++)
 362                 if (cx23885_ctls[i].v.id == qctrl->id)
 363                         break;
 364         if (i == CX23885_CTLS) {
 365                 *qctrl = no_ctl;
 366                 return 0;
 367         }
 368         *qctrl = cx23885_ctls[i].v;
 369         return 0;
 370 }
 371
 372 /* ------------------------------------------------------------------- */
 373 /* resource management                                                 */
 374
 375 static int res_get(struct cx23885_dev *dev, struct cx23885_fh *fh,
 376         unsigned int bit)
 377 {
 378         dprintk(1, "%s()\n", __func__);
 379         if (fh->resources & bit)
 380                 /* have it already allocated */
 381                 return 1;
 382
 383         /* is it free? */
 384         mutex_lock(&dev->lock);
 385         if (dev->resources & bit) {
 386                 /* no, someone else uses it */
 387                 mutex_unlock(&dev->lock);
 388                 return 0;
 389         }
 390         /* it's free, grab it */
 391         fh->resources  |= bit;
 392         dev->resources |= bit;
 393         dprintk(1, "res: get %d\n", bit);
 394         mutex_unlock(&dev->lock);
 395         return 1;
 396 }
 397
 398 static int res_check(struct cx23885_fh *fh, unsigned int bit)
 399 {
 400         return fh->resources & bit;
 401 }
 402
 403 static int res_locked(struct cx23885_dev *dev, unsigned int bit)
 404 {
 405         return dev->resources & bit;
 406 }
 407
 408 static void res_free(struct cx23885_dev *dev, struct cx23885_fh *fh,
 409         unsigned int bits)
 410 {
 411         BUG_ON((fh->resources & bits) != bits);
 412         dprintk(1, "%s()\n", __func__);
 413
 414         mutex_lock(&dev->lock);
 415         fh->resources  &= ~bits;
 416         dev->resources &= ~bits;
 417         dprintk(1, "res: put %d\n", bits);
 418         mutex_unlock(&dev->lock);
 419 }
 420
 421 int cx23885_flatiron_write(struct cx23885_dev *dev, u8 reg, u8 data)
 422 {
 423         /* 8 bit registers, 8 bit values */
 424         u8 buf[] = { reg, data };
 425
 426         struct i2c_msg msg = { .addr = 0x98 >> 1,
 427                 .flags = 0, .buf = buf, .len = 2 };
 428
 429         return i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg, 1);
 430 }
 431
 432 u8 cx23885_flatiron_read(struct cx23885_dev *dev, u8 reg)
 433 {
 434         /* 8 bit registers, 8 bit values */
 435         int ret;
 436         u8 b0[] = { reg };
 437         u8 b1[] = { 0 };
 438
 439         struct i2c_msg msg[] = {
 440                 { .addr = 0x98 >> 1, .flags = 0, .buf = b0, .len = 1 },
 441                 { .addr = 0x98 >> 1, .flags = I2C_M_RD, .buf = b1, .len = 1 }
 442         };
 443
 444         ret = i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg[0], 2);
 445         if (ret != 2)
 446                 printk(KERN_ERR "%s() error\n", __func__);
 447
 448         return b1[0];
 449 }
 450
 451 static void cx23885_flatiron_dump(struct cx23885_dev *dev)
 452 {
 453         int i;
 454         dprintk(1, "Flatiron dump\n");
 455         for (i = 0; i < 0x24; i++) {
 456                 dprintk(1, "FI[%02x] = %02x\n", i,
 457                         cx23885_flatiron_read(dev, i));
 458         }
 459 }
 460
 461 static int cx23885_flatiron_mux(struct cx23885_dev *dev, int input)
 462 {
 463         u8 val;
 464         dprintk(1, "%s(input = %d)\n", __func__, input);
 465
 466         if (input == 1)
 467                 val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) & ~FLD_CH_SEL;
 468         else if (input == 2)
 469                 val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) | FLD_CH_SEL;
 470         else
 471                 return -EINVAL;
 472
 473         val |= 0x20; /* Enable clock to delta-sigma and dec filter */
 474
 475         cx23885_flatiron_write(dev, CH_PWR_CTRL1, val);
 476
 477         /* Wake up */
 478         cx23885_flatiron_write(dev, CH_PWR_CTRL2, 0);
 479
 480         if (video_debug)
 481                 cx23885_flatiron_dump(dev);
 482
 483         return 0;
 484 }
 485
 486 static int cx23885_video_mux(struct cx23885_dev *dev, unsigned int input)
 487 {
 488         dprintk(1, "%s() video_mux: %d [vmux=%d, gpio=0x%x,0x%x,0x%x,0x%x]\n",
 489                 __func__,
 490                 input, INPUT(input)->vmux,
 491                 INPUT(input)->gpio0, INPUT(input)->gpio1,
 492                 INPUT(input)->gpio2, INPUT(input)->gpio3);
 493         dev->input = input;
 494
 495         if (dev->board == CX23885_BOARD_MYGICA_X8506 ||
 496                 dev->board == CX23885_BOARD_MAGICPRO_PROHDTVE2 ||
 497                 dev->board == CX23885_BOARD_MYGICA_X8507) {
 498                 /* Select Analog TV */
 499                 if (INPUT(input)->type == CX23885_VMUX_TELEVISION)
 500                         cx23885_gpio_clear(dev, GPIO_0);
 501         }
 502
 503         /* Tell the internal A/V decoder */
 504         v4l2_subdev_call(dev->sd_cx25840, video, s_routing,
 505                         INPUT(input)->vmux, 0, 0);
 506
 507         if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1800) ||
 508                 (dev->board == CX23885_BOARD_MPX885) ||
 509                 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1250) ||
 510                 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) ||
 511                 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111) ||
 512                 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) ||
 513                 (dev->board == CX23885_BOARD_MYGICA_X8507) ||
 514                 (dev->board == CX23885_BOARD_AVERMEDIA_HC81R)) {
 515                 /* Configure audio routing */
 516                 v4l2_subdev_call(dev->sd_cx25840, audio, s_routing,
 517                         INPUT(input)->amux, 0, 0);
 518
 519                 if (INPUT(input)->amux == CX25840_AUDIO7)
 520                         cx23885_flatiron_mux(dev, 1);
 521                 else if (INPUT(input)->amux == CX25840_AUDIO6)
 522                         cx23885_flatiron_mux(dev, 2);
 523         }
 524
 525         return 0;
 526 }
 527
 528 static int cx23885_audio_mux(struct cx23885_dev *dev, unsigned int input)
 529 {
 530         dprintk(1, "%s(input=%d)\n", __func__, input);
 531
 532         /* The baseband video core of the cx23885 has two audio inputs.
 533          * LR1 and LR2. In almost every single case so far only HVR1xxx
 534          * cards we've only ever supported LR1. Time to support LR2,
 535          * which is available via the optional white breakout header on
 536          * the board.
 537          * We'll use a could of existing enums in the card struct to allow
 538          * devs to specify which baseband input they need, or just default
 539          * to what we've always used.
 540          */
 541         if (INPUT(input)->amux == CX25840_AUDIO7)
 542                 cx23885_flatiron_mux(dev, 1);
 543         else if (INPUT(input)->amux == CX25840_AUDIO6)
 544                 cx23885_flatiron_mux(dev, 2);
 545         else {
 546                 /* Not specifically defined, assume the default. */
 547                 cx23885_flatiron_mux(dev, 1);
 548         }
 549
 550         return 0;
 551 }
 552
 553 /* ------------------------------------------------------------------ */
 554 static int cx23885_start_video_dma(struct cx23885_dev *dev,
 555                            struct cx23885_dmaqueue *q,
 556                            struct cx23885_buffer *buf)
 557 {
 558         dprintk(1, "%s()\n", __func__);
 559
 560         /* Stop the dma/fifo before we tamper with it's risc programs */
 561         cx_clear(VID_A_DMA_CTL, 0x11);
 562
 563         /* setup fifo + format */
 564         cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH01],
 565                                 buf->bpl, buf->risc.dma);
 566
 567         /* reset counter */
 568         cx_write(VID_A_GPCNT_CTL, 3);
 569         q->count = 1;
 570
 571         /* enable irq */
 572         cx23885_irq_add_enable(dev, 0x01);
 573         cx_set(VID_A_INT_MSK, 0x000011);
 574
 575         /* start dma */
 576         cx_set(DEV_CNTRL2, (1<<5));
 577         cx_set(VID_A_DMA_CTL, 0x11); /* FIFO and RISC enable */
 578
 579         return 0;
 580 }
 581
 582
 583 static int cx23885_restart_video_queue(struct cx23885_dev *dev,
 584                                struct cx23885_dmaqueue *q)
 585 {
 586         struct cx23885_buffer *buf, *prev;
 587         struct list_head *item;
 588         dprintk(1, "%s()\n", __func__);
 589
 590         if (!list_empty(&q->active)) {
 591                 buf = list_entry(q->active.next, struct cx23885_buffer,
 592                         vb.queue);
 593                 dprintk(2, "restart_queue [%p/%d]: restart dma\n",
 594                         buf, buf->vb.i);
 595                 cx23885_start_video_dma(dev, q, buf);
 596                 list_for_each(item, &q->active) {
 597                         buf = list_entry(item, struct cx23885_buffer,
 598                                 vb.queue);
 599                         buf->count    = q->count++;
 600                 }
 601                 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
 602                 return 0;
 603         }
 604
 605         prev = NULL;
 606         for (;;) {
 607                 if (list_empty(&q->queued))
 608                         return 0;
 609                 buf = list_entry(q->queued.next, struct cx23885_buffer,
 610                         vb.queue);
 611                 if (NULL == prev) {
 612                         list_move_tail(&buf->vb.queue, &q->active);
 613                         cx23885_start_video_dma(dev, q, buf);
 614                         buf->vb.state = VIDEOBUF_ACTIVE;
 615                         buf->count    = q->count++;
 616                         mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
 617                         dprintk(2, "[%p/%d] restart_queue - first active\n",
 618                                 buf, buf->vb.i);
 619
 620                 } else if (prev->vb.width  == buf->vb.width  &&
 621                            prev->vb.height == buf->vb.height &&
 622                            prev->fmt       == buf->fmt) {
 623                         list_move_tail(&buf->vb.queue, &q->active);
 624                         buf->vb.state = VIDEOBUF_ACTIVE;
 625                         buf->count    = q->count++;
 626                         prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
 627                         prev->risc.jmp[2] = cpu_to_le32(0); /* Bits 63 - 32 */
 628                         dprintk(2, "[%p/%d] restart_queue - move to active\n",
 629                                 buf, buf->vb.i);
 630                 } else {
 631                         return 0;
 632                 }
 633                 prev = buf;
 634         }
 635 }
 636
 637 static int buffer_setup(struct videobuf_queue *q, unsigned int *count,
 638         unsigned int *size)
 639 {
 640         struct cx23885_fh *fh = q->priv_data;
 641
 642         *size = fh->fmt->depth*fh->width*fh->height >> 3;
 643         if (0 == *count)
 644                 *count = 32;
 645         if (*size * *count > vid_limit * 1024 * 1024)
 646                 *count = (vid_limit * 1024 * 1024) / *size;
 647         return 0;
 648 }
 649
 650 static int buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
 651                enum v4l2_field field)
 652 {
 653         struct cx23885_fh *fh  = q->priv_data;
 654         struct cx23885_dev *dev = fh->dev;
 655         struct cx23885_buffer *buf =
 656                 container_of(vb, struct cx23885_buffer, vb);
 657         int rc, init_buffer = 0;
 658         u32 line0_offset, line1_offset;
 659         struct videobuf_dmabuf *dma = videobuf_to_dma(&buf->vb);
 660         int field_tff;
 661
 662         BUG_ON(NULL == fh->fmt);
 663         if (fh->width  < 48 || fh->width  > norm_maxw(dev->tvnorm) ||
 664             fh->height < 32 || fh->height > norm_maxh(dev->tvnorm))
 665                 return -EINVAL;
 666         buf->vb.size = (fh->width * fh->height * fh->fmt->depth) >> 3;
 667         if (0 != buf->vb.baddr  &&  buf->vb.bsize < buf->vb.size)
 668                 return -EINVAL;
 669
 670         if (buf->fmt       != fh->fmt    ||
 671             buf->vb.width  != fh->width  ||
 672             buf->vb.height != fh->height ||
 673             buf->vb.field  != field) {
 674                 buf->fmt       = fh->fmt;
 675                 buf->vb.width  = fh->width;
 676                 buf->vb.height = fh->height;
 677                 buf->vb.field  = field;
 678                 init_buffer = 1;
 679         }
 680
 681         if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
 682                 init_buffer = 1;
 683                 rc = videobuf_iolock(q, &buf->vb, NULL);
 684                 if (0 != rc)
 685                         goto fail;
 686         }
 687
 688         if (init_buffer) {
 689                 buf->bpl = buf->vb.width * buf->fmt->depth >> 3;
 690                 switch (buf->vb.field) {
 691                 case V4L2_FIELD_TOP:
 692                         cx23885_risc_buffer(dev->pci, &buf->risc,
 693                                          dma->sglist, 0, UNSET,
 694                                          buf->bpl, 0, buf->vb.height);
 695                         break;
 696                 case V4L2_FIELD_BOTTOM:
 697                         cx23885_risc_buffer(dev->pci, &buf->risc,
 698                                          dma->sglist, UNSET, 0,
 699                                          buf->bpl, 0, buf->vb.height);
 700                         break;
 701                 case V4L2_FIELD_INTERLACED:
 702                         if (dev->tvnorm & V4L2_STD_NTSC)
 703                                 /* NTSC or  */
 704                                 field_tff = 1;
 705                         else
 706                                 field_tff = 0;
 707
 708                         if (cx23885_boards[dev->board].force_bff)
 709                                 /* PAL / SECAM OR 888 in NTSC MODE */
 710                                 field_tff = 0;
 711
 712                         if (field_tff) {
 713                                 /* cx25840 transmits NTSC bottom field first */
 714                                 dprintk(1, "%s() Creating TFF/NTSC risc\n",
 715                                         __func__);
 716                                 line0_offset = buf->bpl;
 717                                 line1_offset = 0;
 718                         } else {
 719                                 /* All other formats are top field first */
 720                                 dprintk(1, "%s() Creating BFF/PAL/SECAM risc\n",
 721                                         __func__);
 722                                 line0_offset = 0;
 723                                 line1_offset = buf->bpl;
 724                         }
 725                         cx23885_risc_buffer(dev->pci, &buf->risc,
 726                                         dma->sglist, line0_offset,
 727                                         line1_offset,
 728                                         buf->bpl, buf->bpl,
 729                                         buf->vb.height >> 1);
 730                         break;
 731                 case V4L2_FIELD_SEQ_TB:
 732                         cx23885_risc_buffer(dev->pci, &buf->risc,
 733                                          dma->sglist,
 734                                          0, buf->bpl * (buf->vb.height >> 1),
 735                                          buf->bpl, 0,
 736                                          buf->vb.height >> 1);
 737                         break;
 738                 case V4L2_FIELD_SEQ_BT:
 739                         cx23885_risc_buffer(dev->pci, &buf->risc,
 740                                          dma->sglist,
 741                                          buf->bpl * (buf->vb.height >> 1), 0,
 742                                          buf->bpl, 0,
 743                                          buf->vb.height >> 1);
 744                         break;
 745                 default:
 746                         BUG();
 747                 }
 748         }
 749         dprintk(2, "[%p/%d] buffer_prep - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
 750                 buf, buf->vb.i,
 751                 fh->width, fh->height, fh->fmt->depth, fh->fmt->name,
 752                 (unsigned long)buf->risc.dma);
 753
 754         buf->vb.state = VIDEOBUF_PREPARED;
 755         return 0;
 756
 757  fail:
 758         cx23885_free_buffer(q, buf);
 759         return rc;
 760 }
 761
 762 static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
 763 {
 764         struct cx23885_buffer   *buf = container_of(vb,
 765                 struct cx23885_buffer, vb);
 766         struct cx23885_buffer   *prev;
 767         struct cx23885_fh       *fh   = vq->priv_data;
 768         struct cx23885_dev      *dev  = fh->dev;
 769         struct cx23885_dmaqueue *q    = &dev->vidq;
 770
 771         /* add jump to stopper */
 772         buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
 773         buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
 774         buf->risc.jmp[2] = cpu_to_le32(0); /* bits 63-32 */
 775
 776         if (!list_empty(&q->queued)) {
 777                 list_add_tail(&buf->vb.queue, &q->queued);
 778                 buf->vb.state = VIDEOBUF_QUEUED;
 779                 dprintk(2, "[%p/%d] buffer_queue - append to queued\n",
 780                         buf, buf->vb.i);
 781
 782         } else if (list_empty(&q->active)) {
 783                 list_add_tail(&buf->vb.queue, &q->active);
 784                 cx23885_start_video_dma(dev, q, buf);
 785                 buf->vb.state = VIDEOBUF_ACTIVE;
 786                 buf->count    = q->count++;
 787                 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
 788                 dprintk(2, "[%p/%d] buffer_queue - first active\n",
 789                         buf, buf->vb.i);
 790
 791         } else {
 792                 prev = list_entry(q->active.prev, struct cx23885_buffer,
 793                         vb.queue);
 794                 if (prev->vb.width  == buf->vb.width  &&
 795                     prev->vb.height == buf->vb.height &&
 796                     prev->fmt       == buf->fmt) {
 797                         list_add_tail(&buf->vb.queue, &q->active);
 798                         buf->vb.state = VIDEOBUF_ACTIVE;
 799                         buf->count    = q->count++;
 800                         prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
 801                         /* 64 bit bits 63-32 */
 802                         prev->risc.jmp[2] = cpu_to_le32(0);
 803                         dprintk(2, "[%p/%d] buffer_queue - append to active\n",
 804                                 buf, buf->vb.i);
 805
 806                 } else {
 807                         list_add_tail(&buf->vb.queue, &q->queued);
 808                         buf->vb.state = VIDEOBUF_QUEUED;
 809                         dprintk(2, "[%p/%d] buffer_queue - first queued\n",
 810                                 buf, buf->vb.i);
 811                 }
 812         }
 813 }
 814
 815 static void buffer_release(struct videobuf_queue *q,
 816         struct videobuf_buffer *vb)
 817 {
 818         struct cx23885_buffer *buf = container_of(vb,
 819                 struct cx23885_buffer, vb);
 820
 821         cx23885_free_buffer(q, buf);
 822 }
 823
 824 static struct videobuf_queue_ops cx23885_video_qops = {
 825         .buf_setup    = buffer_setup,
 826         .buf_prepare  = buffer_prepare,
 827         .buf_queue    = buffer_queue,
 828         .buf_release  = buffer_release,
 829 };
 830
 831 static struct videobuf_queue *get_queue(struct cx23885_fh *fh)
 832 {
 833         switch (fh->type) {
 834         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
 835                 return &fh->vidq;
 836         case V4L2_BUF_TYPE_VBI_CAPTURE:
 837                 return &fh->vbiq;
 838         default:
 839                 BUG();
 840                 return NULL;
 841         }
 842 }
 843
 844 static int get_resource(struct cx23885_fh *fh)
 845 {
 846         switch (fh->type) {
 847         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
 848                 return RESOURCE_VIDEO;
 849         case V4L2_BUF_TYPE_VBI_CAPTURE:
 850                 return RESOURCE_VBI;
 851         default:
 852                 BUG();
 853                 return 0;
 854         }
 855 }
 856
 857 static int video_open(struct file *file)
 858 {
 859         struct video_device *vdev = video_devdata(file);
 860         struct cx23885_dev *dev = video_drvdata(file);
 861         struct cx23885_fh *fh;
 862         enum v4l2_buf_type type = 0;
 863         int radio = 0;
 864
 865         switch (vdev->vfl_type) {
 866         case VFL_TYPE_GRABBER:
 867                 type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
 868                 break;
 869         case VFL_TYPE_VBI:
 870                 type = V4L2_BUF_TYPE_VBI_CAPTURE;
 871                 break;
 872         case VFL_TYPE_RADIO:
 873                 radio = 1;
 874                 break;
 875         }
 876
 877         dprintk(1, "open dev=%s radio=%d type=%s\n",
 878                 video_device_node_name(vdev), radio, v4l2_type_names[type]);
 879
 880         /* allocate + initialize per filehandle data */
 881         fh = kzalloc(sizeof(*fh), GFP_KERNEL);
 882         if (NULL == fh)
 883                 return -ENOMEM;
 884
 885         file->private_data = fh;
 886         fh->dev      = dev;
 887         fh->radio    = radio;
 888         fh->type     = type;
 889         fh->width    = 320;
 890         fh->height   = 240;
 891         fh->fmt      = format_by_fourcc(V4L2_PIX_FMT_YUYV);
 892
 893         videobuf_queue_sg_init(&fh->vidq, &cx23885_video_qops,
 894                             &dev->pci->dev, &dev->slock,
 895                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
 896                             V4L2_FIELD_INTERLACED,
 897                             sizeof(struct cx23885_buffer),
 898                             fh, NULL);
 899
 900         videobuf_queue_sg_init(&fh->vbiq, &cx23885_vbi_qops,
 901                 &dev->pci->dev, &dev->slock,
 902                 V4L2_BUF_TYPE_VBI_CAPTURE,
 903                 V4L2_FIELD_SEQ_TB,
 904                 sizeof(struct cx23885_buffer),
 905                 fh, NULL);
 906
 907
 908         dprintk(1, "post videobuf_queue_init()\n");
 909
 910         return 0;
 911 }
 912
 913 static ssize_t video_read(struct file *file, char __user *data,
 914         size_t count, loff_t *ppos)
 915 {
 916         struct cx23885_fh *fh = file->private_data;
 917
 918         switch (fh->type) {
 919         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
 920                 if (res_locked(fh->dev, RESOURCE_VIDEO))
 921                         return -EBUSY;
 922                 return videobuf_read_one(&fh->vidq, data, count, ppos,
 923                                          file->f_flags & O_NONBLOCK);
 924         case V4L2_BUF_TYPE_VBI_CAPTURE:
 925                 if (!res_get(fh->dev, fh, RESOURCE_VBI))
 926                         return -EBUSY;
 927                 return videobuf_read_stream(&fh->vbiq, data, count, ppos, 1,
 928                                             file->f_flags & O_NONBLOCK);
 929         default:
 930                 BUG();
 931                 return 0;
 932         }
 933 }
 934
 935 static unsigned int video_poll(struct file *file,
 936         struct poll_table_struct *wait)
 937 {
 938         struct cx23885_fh *fh = file->private_data;
 939         struct cx23885_buffer *buf;
 940         unsigned int rc = POLLERR;
 941
 942         if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) {
 943                 if (!res_get(fh->dev, fh, RESOURCE_VBI))
 944                         return POLLERR;
 945                 return videobuf_poll_stream(file, &fh->vbiq, wait);
 946         }
 947
 948         mutex_lock(&fh->vidq.vb_lock);
 949         if (res_check(fh, RESOURCE_VIDEO)) {
 950                 /* streaming capture */
 951                 if (list_empty(&fh->vidq.stream))
 952                         goto done;
 953                 buf = list_entry(fh->vidq.stream.next,
 954                         struct cx23885_buffer, vb.stream);
 955         } else {
 956                 /* read() capture */
 957                 buf = (struct cx23885_buffer *)fh->vidq.read_buf;
 958                 if (NULL == buf)
 959                         goto done;
 960         }
 961         poll_wait(file, &buf->vb.done, wait);
 962         if (buf->vb.state == VIDEOBUF_DONE ||
 963             buf->vb.state == VIDEOBUF_ERROR)
 964                 rc =  POLLIN|POLLRDNORM;
 965         else
 966                 rc = 0;
 967 done:
 968         mutex_unlock(&fh->vidq.vb_lock);
 969         return rc;
 970 }
 971
 972 static int video_release(struct file *file)
 973 {
 974         struct cx23885_fh *fh = file->private_data;
 975         struct cx23885_dev *dev = fh->dev;
 976
 977         /* turn off overlay */
 978         if (res_check(fh, RESOURCE_OVERLAY)) {
 979                 /* FIXME */
 980                 res_free(dev, fh, RESOURCE_OVERLAY);
 981         }
 982
 983         /* stop video capture */
 984         if (res_check(fh, RESOURCE_VIDEO)) {
 985                 videobuf_queue_cancel(&fh->vidq);
 986                 res_free(dev, fh, RESOURCE_VIDEO);
 987         }
 988         if (fh->vidq.read_buf) {
 989                 buffer_release(&fh->vidq, fh->vidq.read_buf);
 990                 kfree(fh->vidq.read_buf);
 991         }
 992
 993         /* stop vbi capture */
 994         if (res_check(fh, RESOURCE_VBI)) {
 995                 if (fh->vbiq.streaming)
 996                         videobuf_streamoff(&fh->vbiq);
 997                 if (fh->vbiq.reading)
 998                         videobuf_read_stop(&fh->vbiq);
 999                 res_free(dev, fh, RESOURCE_VBI);
1000         }
1001
1002         videobuf_mmap_free(&fh->vidq);
1003         videobuf_mmap_free(&fh->vbiq);
1004
1005         file->private_data = NULL;
1006         kfree(fh);
1007
1008         /* We are not putting the tuner to sleep here on exit, because
1009          * we want to use the mpeg encoder in another session to capture
1010          * tuner video. Closing this will result in no video to the encoder.
1011          */
1012
1013         return 0;
1014 }
1015
1016 static int video_mmap(struct file *file, struct vm_area_struct *vma)
1017 {
1018         struct cx23885_fh *fh = file->private_data;
1019
1020         return videobuf_mmap_mapper(get_queue(fh), vma);
1021 }
1022
1023 /* ------------------------------------------------------------------ */
1024 /* VIDEO CTRL IOCTLS                                                  */
1025
1026 int cx23885_get_control(struct cx23885_dev *dev,
1027         struct v4l2_control *ctl)
1028 {
1029         dprintk(1, "%s() calling cx25840(VIDIOC_G_CTRL)\n", __func__);
1030         call_all(dev, core, g_ctrl, ctl);
1031         return 0;
1032 }
1033
1034 int cx23885_set_control(struct cx23885_dev *dev,
1035         struct v4l2_control *ctl)
1036 {
1037         dprintk(1, "%s() calling cx25840(VIDIOC_S_CTRL)\n", __func__);
1038         call_all(dev, core, s_ctrl, ctl);
1039
1040         return 0;
1041 }
1042
1043 static void init_controls(struct cx23885_dev *dev)
1044 {
1045         struct v4l2_control ctrl;
1046         int i;
1047
1048         for (i = 0; i < CX23885_CTLS; i++) {
1049                 ctrl.id = cx23885_ctls[i].v.id;
1050                 ctrl.value = cx23885_ctls[i].v.default_value;
1051
1052                 cx23885_set_control(dev, &ctrl);
1053         }
1054 }
1055
1056 /* ------------------------------------------------------------------ */
1057 /* VIDEO IOCTLS                                                       */
1058
1059 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
1060         struct v4l2_format *f)
1061 {
1062         struct cx23885_fh *fh   = priv;
1063
1064         f->fmt.pix.width        = fh->width;
1065         f->fmt.pix.height       = fh->height;
1066         f->fmt.pix.field        = fh->vidq.field;
1067         f->fmt.pix.pixelformat  = fh->fmt->fourcc;
1068         f->fmt.pix.bytesperline =
1069                 (f->fmt.pix.width * fh->fmt->depth) >> 3;
1070         f->fmt.pix.sizeimage =
1071                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1072
1073         return 0;
1074 }
1075
1076 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
1077         struct v4l2_format *f)
1078 {
1079         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1080         struct cx23885_fmt *fmt;
1081         enum v4l2_field   field;
1082         unsigned int      maxw, maxh;
1083
1084         fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1085         if (NULL == fmt)
1086                 return -EINVAL;
1087
1088         field = f->fmt.pix.field;
1089         maxw  = norm_maxw(dev->tvnorm);
1090         maxh  = norm_maxh(dev->tvnorm);
1091
1092         if (V4L2_FIELD_ANY == field) {
1093                 field = (f->fmt.pix.height > maxh/2)
1094                         ? V4L2_FIELD_INTERLACED
1095                         : V4L2_FIELD_BOTTOM;
1096         }
1097
1098         switch (field) {
1099         case V4L2_FIELD_TOP:
1100         case V4L2_FIELD_BOTTOM:
1101                 maxh = maxh / 2;
1102                 break;
1103         case V4L2_FIELD_INTERLACED:
1104                 break;
1105         default:
1106                 return -EINVAL;
1107         }
1108
1109         f->fmt.pix.field = field;
1110         v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2,
1111                               &f->fmt.pix.height, 32, maxh, 0, 0);
1112         f->fmt.pix.bytesperline =
1113                 (f->fmt.pix.width * fmt->depth) >> 3;
1114         f->fmt.pix.sizeimage =
1115                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1116
1117         return 0;
1118 }
1119
1120 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
1121         struct v4l2_format *f)
1122 {
1123         struct cx23885_fh *fh = priv;
1124         struct cx23885_dev *dev  = ((struct cx23885_fh *)priv)->dev;
1125         struct v4l2_mbus_framefmt mbus_fmt;
1126         int err;
1127
1128         dprintk(2, "%s()\n", __func__);
1129         err = vidioc_try_fmt_vid_cap(file, priv, f);
1130
1131         if (0 != err)
1132                 return err;
1133         fh->fmt        = format_by_fourcc(f->fmt.pix.pixelformat);
1134         fh->width      = f->fmt.pix.width;
1135         fh->height     = f->fmt.pix.height;
1136         fh->vidq.field = f->fmt.pix.field;
1137         dprintk(2, "%s() width=%d height=%d field=%d\n", __func__,
1138                 fh->width, fh->height, fh->vidq.field);
1139         v4l2_fill_mbus_format(&mbus_fmt, &f->fmt.pix, V4L2_MBUS_FMT_FIXED);
1140         call_all(dev, video, s_mbus_fmt, &mbus_fmt);
1141         v4l2_fill_pix_format(&f->fmt.pix, &mbus_fmt);
1142         return 0;
1143 }
1144
1145 static int vidioc_querycap(struct file *file, void  *priv,
1146         struct v4l2_capability *cap)
1147 {
1148         struct cx23885_dev *dev  = ((struct cx23885_fh *)priv)->dev;
1149
1150         strcpy(cap->driver, "cx23885");
1151         strlcpy(cap->card, cx23885_boards[dev->board].name,
1152                 sizeof(cap->card));
1153         sprintf(cap->bus_info, "PCIe:%s", pci_name(dev->pci));
1154         cap->capabilities =
1155                 V4L2_CAP_VIDEO_CAPTURE |
1156                 V4L2_CAP_READWRITE     |
1157                 V4L2_CAP_STREAMING     |
1158                 V4L2_CAP_VBI_CAPTURE;
1159         if (UNSET != dev->tuner_type)
1160                 cap->capabilities |= V4L2_CAP_TUNER;
1161         return 0;
1162 }
1163
1164 static int vidioc_enum_fmt_vid_cap(struct file *file, void  *priv,
1165         struct v4l2_fmtdesc *f)
1166 {
1167         if (unlikely(f->index >= ARRAY_SIZE(formats)))
1168                 return -EINVAL;
1169
1170         strlcpy(f->description, formats[f->index].name,
1171                 sizeof(f->description));
1172         f->pixelformat = formats[f->index].fourcc;
1173
1174         return 0;
1175 }
1176
1177 static int vidioc_reqbufs(struct file *file, void *priv,
1178         struct v4l2_requestbuffers *p)
1179 {
1180         struct cx23885_fh *fh = priv;
1181         return videobuf_reqbufs(get_queue(fh), p);
1182 }
1183
1184 static int vidioc_querybuf(struct file *file, void *priv,
1185         struct v4l2_buffer *p)
1186 {
1187         struct cx23885_fh *fh = priv;
1188         return videobuf_querybuf(get_queue(fh), p);
1189 }
1190
1191 static int vidioc_qbuf(struct file *file, void *priv,
1192         struct v4l2_buffer *p)
1193 {
1194         struct cx23885_fh *fh = priv;
1195         return videobuf_qbuf(get_queue(fh), p);
1196 }
1197
1198 static int vidioc_dqbuf(struct file *file, void *priv,
1199         struct v4l2_buffer *p)
1200 {
1201         struct cx23885_fh *fh = priv;
1202         return videobuf_dqbuf(get_queue(fh), p,
1203                                 file->f_flags & O_NONBLOCK);
1204 }
1205
1206 static int vidioc_streamon(struct file *file, void *priv,
1207         enum v4l2_buf_type i)
1208 {
1209         struct cx23885_fh *fh = priv;
1210         struct cx23885_dev *dev = fh->dev;
1211         dprintk(1, "%s()\n", __func__);
1212
1213         if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
1214                 (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE))
1215                 return -EINVAL;
1216         if (unlikely(i != fh->type))
1217                 return -EINVAL;
1218
1219         if (unlikely(!res_get(dev, fh, get_resource(fh))))
1220                 return -EBUSY;
1221
1222         /* Don't start VBI streaming unless vida streaming
1223          * has already started.
1224          */
1225         if ((fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) &&
1226                 ((cx_read(VID_A_DMA_CTL) & 0x11) == 0))
1227                 return -EINVAL;
1228
1229         return videobuf_streamon(get_queue(fh));
1230 }
1231
1232 static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
1233 {
1234         struct cx23885_fh *fh = priv;
1235         struct cx23885_dev *dev = fh->dev;
1236         int err, res;
1237         dprintk(1, "%s()\n", __func__);
1238
1239         if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
1240                 (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE))
1241                 return -EINVAL;
1242         if (i != fh->type)
1243                 return -EINVAL;
1244
1245         res = get_resource(fh);
1246         err = videobuf_streamoff(get_queue(fh));
1247         if (err < 0)
1248                 return err;
1249         res_free(dev, fh, res);
1250         return 0;
1251 }
1252
1253 static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id)
1254 {
1255         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1256         dprintk(1, "%s()\n", __func__);
1257
1258         *id = dev->tvnorm;
1259         return 0;
1260 }
1261
1262 static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id tvnorms)
1263 {
1264         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1265         dprintk(1, "%s()\n", __func__);
1266
1267         mutex_lock(&dev->lock);
1268         cx23885_set_tvnorm(dev, tvnorms);
1269         mutex_unlock(&dev->lock);
1270
1271         return 0;
1272 }
1273
1274 int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i)
1275 {
1276         static const char *iname[] = {
1277                 [CX23885_VMUX_COMPOSITE1] = "Composite1",
1278                 [CX23885_VMUX_COMPOSITE2] = "Composite2",
1279                 [CX23885_VMUX_COMPOSITE3] = "Composite3",
1280                 [CX23885_VMUX_COMPOSITE4] = "Composite4",
1281                 [CX23885_VMUX_SVIDEO]     = "S-Video",
1282                 [CX23885_VMUX_COMPONENT]  = "Component",
1283                 [CX23885_VMUX_TELEVISION] = "Television",
1284                 [CX23885_VMUX_CABLE]      = "Cable TV",
1285                 [CX23885_VMUX_DVB]        = "DVB",
1286                 [CX23885_VMUX_DEBUG]      = "for debug only",
1287         };
1288         unsigned int n;
1289         dprintk(1, "%s()\n", __func__);
1290
1291         n = i->index;
1292         if (n >= MAX_CX23885_INPUT)
1293                 return -EINVAL;
1294
1295         if (0 == INPUT(n)->type)
1296                 return -EINVAL;
1297
1298         i->index = n;
1299         i->type  = V4L2_INPUT_TYPE_CAMERA;
1300         strcpy(i->name, iname[INPUT(n)->type]);
1301         if ((CX23885_VMUX_TELEVISION == INPUT(n)->type) ||
1302                 (CX23885_VMUX_CABLE == INPUT(n)->type)) {
1303                 i->type = V4L2_INPUT_TYPE_TUNER;
1304                 i->std = CX23885_NORMS;
1305         }
1306
1307         /* Two selectable audio inputs for non-tv inputs */
1308         if (INPUT(n)->type != CX23885_VMUX_TELEVISION)
1309                 i->audioset = 0x3;
1310
1311         if (dev->input == n) {
1312                 /* enum'd input matches our configured input.
1313                  * Ask the video decoder to process the call
1314                  * and give it an oppertunity to update the
1315                  * status field.
1316                  */
1317                 call_all(dev, video, g_input_status, &i->status);
1318         }
1319
1320         return 0;
1321 }
1322
1323 static int vidioc_enum_input(struct file *file, void *priv,
1324                                 struct v4l2_input *i)
1325 {
1326         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1327         dprintk(1, "%s()\n", __func__);
1328         return cx23885_enum_input(dev, i);
1329 }
1330
1331 int cx23885_get_input(struct file *file, void *priv, unsigned int *i)
1332 {
1333         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1334
1335         *i = dev->input;
1336         dprintk(1, "%s() returns %d\n", __func__, *i);
1337         return 0;
1338 }
1339
1340 static int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
1341 {
1342         return cx23885_get_input(file, priv, i);
1343 }
1344
1345 int cx23885_set_input(struct file *file, void *priv, unsigned int i)
1346 {
1347         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1348
1349         dprintk(1, "%s(%d)\n", __func__, i);
1350
1351         if (i >= MAX_CX23885_INPUT) {
1352                 dprintk(1, "%s() -EINVAL\n", __func__);
1353                 return -EINVAL;
1354         }
1355
1356         if (INPUT(i)->type == 0)
1357                 return -EINVAL;
1358
1359         mutex_lock(&dev->lock);
1360         cx23885_video_mux(dev, i);
1361
1362         /* By default establish the default audio input for the card also */
1363         /* Caller is free to use VIDIOC_S_AUDIO to override afterwards */
1364         cx23885_audio_mux(dev, i);
1365         mutex_unlock(&dev->lock);
1366         return 0;
1367 }
1368
1369 static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
1370 {
1371         return cx23885_set_input(file, priv, i);
1372 }
1373
1374 static int vidioc_log_status(struct file *file, void *priv)
1375 {
1376         struct cx23885_fh  *fh  = priv;
1377         struct cx23885_dev *dev = fh->dev;
1378
1379         printk(KERN_INFO
1380                 "%s/0: ============  START LOG STATUS  ============\n",
1381                 dev->name);
1382         call_all(dev, core, log_status);
1383         printk(KERN_INFO
1384                 "%s/0: =============  END LOG STATUS  =============\n",
1385                 dev->name);
1386         return 0;
1387 }
1388
1389 static int cx23885_query_audinput(struct file *file, void *priv,
1390         struct v4l2_audio *i)
1391 {
1392         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1393         static const char *iname[] = {
1394                 [0] = "Baseband L/R 1",
1395                 [1] = "Baseband L/R 2",
1396         };
1397         unsigned int n;
1398         dprintk(1, "%s()\n", __func__);
1399
1400         n = i->index;
1401         if (n >= 2)
1402                 return -EINVAL;
1403
1404         memset(i, 0, sizeof(*i));
1405         i->index = n;
1406         strcpy(i->name, iname[n]);
1407         i->capability  = V4L2_AUDCAP_STEREO;
1408         i->mode  = V4L2_AUDMODE_AVL;
1409         return 0;
1410
1411 }
1412
1413 static int vidioc_enum_audinput(struct file *file, void *priv,
1414                                 struct v4l2_audio *i)
1415 {
1416         return cx23885_query_audinput(file, priv, i);
1417 }
1418
1419 static int vidioc_g_audinput(struct file *file, void *priv,
1420         struct v4l2_audio *i)
1421 {
1422         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1423
1424         i->index = dev->audinput;
1425         dprintk(1, "%s(input=%d)\n", __func__, i->index);
1426
1427         return cx23885_query_audinput(file, priv, i);
1428 }
1429
1430 static int vidioc_s_audinput(struct file *file, void *priv,
1431         const struct v4l2_audio *i)
1432 {
1433         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1434         if (i->index >= 2)
1435                 return -EINVAL;
1436
1437         dprintk(1, "%s(%d)\n", __func__, i->index);
1438
1439         dev->audinput = i->index;
1440
1441         /* Skip the audio defaults from the cards struct, caller wants
1442          * directly touch the audio mux hardware. */
1443         cx23885_flatiron_mux(dev, dev->audinput + 1);
1444         return 0;
1445 }
1446
1447 static int vidioc_queryctrl(struct file *file, void *priv,
1448                                 struct v4l2_queryctrl *qctrl)
1449 {
1450         qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
1451         if (unlikely(qctrl->id == 0))
1452                 return -EINVAL;
1453         return cx23885_ctrl_query(qctrl);
1454 }
1455
1456 static int vidioc_g_ctrl(struct file *file, void *priv,
1457                                 struct v4l2_control *ctl)
1458 {
1459         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1460
1461         return cx23885_get_control(dev, ctl);
1462 }
1463
1464 static int vidioc_s_ctrl(struct file *file, void *priv,
1465                                 struct v4l2_control *ctl)
1466 {
1467         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1468
1469         return cx23885_set_control(dev, ctl);
1470 }
1471
1472 static int vidioc_g_tuner(struct file *file, void *priv,
1473                                 struct v4l2_tuner *t)
1474 {
1475         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1476
1477         if (unlikely(UNSET == dev->tuner_type))
1478                 return -EINVAL;
1479         if (0 != t->index)
1480                 return -EINVAL;
1481
1482         strcpy(t->name, "Television");
1483
1484         call_all(dev, tuner, g_tuner, t);
1485         return 0;
1486 }
1487
1488 static int vidioc_s_tuner(struct file *file, void *priv,
1489                                 const struct v4l2_tuner *t)
1490 {
1491         struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev;
1492
1493         if (UNSET == dev->tuner_type)
1494                 return -EINVAL;
1495         if (0 != t->index)
1496                 return -EINVAL;
1497         /* Update the A/V core */
1498         call_all(dev, tuner, s_tuner, t);
1499
1500         return 0;
1501 }
1502
1503 static int vidioc_g_frequency(struct file *file, void *priv,
1504                                 struct v4l2_frequency *f)
1505 {
1506         struct cx23885_fh *fh = priv;
1507         struct cx23885_dev *dev = fh->dev;
1508
1509         if (unlikely(UNSET == dev->tuner_type))
1510                 return -EINVAL;
1511
1512         /* f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; */
1513         f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
1514         f->frequency = dev->freq;
1515
1516         call_all(dev, tuner, g_frequency, f);
1517
1518         return 0;
1519 }
1520
1521 static int cx23885_set_freq(struct cx23885_dev *dev, const struct v4l2_frequency *f)
1522 {
1523         struct v4l2_control ctrl;
1524
1525         if (unlikely(UNSET == dev->tuner_type))
1526                 return -EINVAL;
1527         if (unlikely(f->tuner != 0))
1528                 return -EINVAL;
1529
1530         mutex_lock(&dev->lock);
1531         dev->freq = f->frequency;
1532
1533         /* I need to mute audio here */
1534         ctrl.id = V4L2_CID_AUDIO_MUTE;
1535         ctrl.value = 1;
1536         cx23885_set_control(dev, &ctrl);
1537
1538         call_all(dev, tuner, s_frequency, f);
1539
1540         /* When changing channels it is required to reset TVAUDIO */
1541         msleep(100);
1542
1543         /* I need to unmute audio here */
1544         ctrl.value = 0;
1545         cx23885_set_control(dev, &ctrl);
1546
1547         mutex_unlock(&dev->lock);
1548
1549         return 0;
1550 }
1551
1552 static int cx23885_set_freq_via_ops(struct cx23885_dev *dev,
1553         const struct v4l2_frequency *f)
1554 {
1555         struct v4l2_control ctrl;
1556         struct videobuf_dvb_frontend *vfe;
1557         struct dvb_frontend *fe;
1558
1559         struct analog_parameters params = {
1560                 .mode      = V4L2_TUNER_ANALOG_TV,
1561                 .audmode   = V4L2_TUNER_MODE_STEREO,
1562                 .std       = dev->tvnorm,
1563                 .frequency = f->frequency
1564         };
1565
1566         mutex_lock(&dev->lock);
1567         dev->freq = f->frequency;
1568
1569         /* I need to mute audio here */
1570         ctrl.id = V4L2_CID_AUDIO_MUTE;
1571         ctrl.value = 1;
1572         cx23885_set_control(dev, &ctrl);
1573
1574         /* If HVR1850 */
1575         dprintk(1, "%s() frequency=%d tuner=%d std=0x%llx\n", __func__,
1576                 params.frequency, f->tuner, params.std);
1577
1578         vfe = videobuf_dvb_get_frontend(&dev->ts2.frontends, 1);
1579         if (!vfe) {
1580                 mutex_unlock(&dev->lock);
1581                 return -EINVAL;
1582         }
1583
1584         fe = vfe->dvb.frontend;
1585
1586         if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) ||
1587             (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) ||
1588             (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111))
1589                 fe = &dev->ts1.analog_fe;
1590
1591         if (fe && fe->ops.tuner_ops.set_analog_params) {
1592                 call_all(dev, core, s_std, dev->tvnorm);
1593                 fe->ops.tuner_ops.set_analog_params(fe, &params);
1594         }
1595         else
1596                 printk(KERN_ERR "%s() No analog tuner, aborting\n", __func__);
1597
1598         /* When changing channels it is required to reset TVAUDIO */
1599         msleep(100);
1600
1601         /* I need to unmute audio here */
1602         ctrl.value = 0;
1603         cx23885_set_control(dev, &ctrl);
1604
1605         mutex_unlock(&dev->lock);
1606
1607         return 0;
1608 }
1609
1610 int cx23885_set_frequency(struct file *file, void *priv,
1611         const struct v4l2_frequency *f)
1612 {
1613         struct cx23885_fh *fh = priv;
1614         struct cx23885_dev *dev = fh->dev;
1615         int ret;
1616
1617         switch (dev->board) {
1618         case CX23885_BOARD_HAUPPAUGE_HVR1255:
1619         case CX23885_BOARD_HAUPPAUGE_HVR1255_22111:
1620         case CX23885_BOARD_HAUPPAUGE_HVR1850:
1621                 ret = cx23885_set_freq_via_ops(dev, f);
1622                 break;
1623         default:
1624                 ret = cx23885_set_freq(dev, f);
1625         }
1626
1627         return ret;
1628 }
1629
1630 static int vidioc_s_frequency(struct file *file, void *priv,
1631         const struct v4l2_frequency *f)
1632 {
1633         return cx23885_set_frequency(file, priv, f);
1634 }
1635
1636 /* ----------------------------------------------------------- */
1637
1638 static void cx23885_vid_timeout(unsigned long data)
1639 {
1640         struct cx23885_dev *dev = (struct cx23885_dev *)data;
1641         struct cx23885_dmaqueue *q = &dev->vidq;
1642         struct cx23885_buffer *buf;
1643         unsigned long flags;
1644
1645         spin_lock_irqsave(&dev->slock, flags);
1646         while (!list_empty(&q->active)) {
1647                 buf = list_entry(q->active.next,
1648                         struct cx23885_buffer, vb.queue);
1649                 list_del(&buf->vb.queue);
1650                 buf->vb.state = VIDEOBUF_ERROR;
1651                 wake_up(&buf->vb.done);
1652                 printk(KERN_ERR "%s: [%p/%d] timeout - dma=0x%08lx\n",
1653                         dev->name, buf, buf->vb.i,
1654                         (unsigned long)buf->risc.dma);
1655         }
1656         cx23885_restart_video_queue(dev, q);
1657         spin_unlock_irqrestore(&dev->slock, flags);
1658 }
1659
1660 int cx23885_video_irq(struct cx23885_dev *dev, u32 status)
1661 {
1662         u32 mask, count;
1663         int handled = 0;
1664
1665         mask   = cx_read(VID_A_INT_MSK);
1666         if (0 == (status & mask))
1667                 return handled;
1668
1669         cx_write(VID_A_INT_STAT, status);
1670
1671         /* risc op code error, fifo overflow or line sync detection error */
1672         if ((status & VID_BC_MSK_OPC_ERR) ||
1673                 (status & VID_BC_MSK_SYNC) ||
1674                 (status & VID_BC_MSK_OF)) {
1675
1676                 if (status & VID_BC_MSK_OPC_ERR) {
1677                         dprintk(7, " (VID_BC_MSK_OPC_ERR 0x%08x)\n",
1678                                 VID_BC_MSK_OPC_ERR);
1679                         printk(KERN_WARNING "%s: video risc op code error\n",
1680                                 dev->name);
1681                         cx23885_sram_channel_dump(dev,
1682                                 &dev->sram_channels[SRAM_CH01]);
1683                 }
1684
1685                 if (status & VID_BC_MSK_SYNC)
1686                         dprintk(7, " (VID_BC_MSK_SYNC 0x%08x) "
1687                                 "video lines miss-match\n",
1688                                 VID_BC_MSK_SYNC);
1689
1690                 if (status & VID_BC_MSK_OF)
1691                         dprintk(7, " (VID_BC_MSK_OF 0x%08x) fifo overflow\n",
1692                                 VID_BC_MSK_OF);
1693
1694         }
1695
1696         /* Video */
1697         if (status & VID_BC_MSK_RISCI1) {
1698                 spin_lock(&dev->slock);
1699                 count = cx_read(VID_A_GPCNT);
1700                 cx23885_video_wakeup(dev, &dev->vidq, count);
1701                 spin_unlock(&dev->slock);
1702                 handled++;
1703         }
1704         if (status & VID_BC_MSK_RISCI2) {
1705                 dprintk(2, "stopper video\n");
1706                 spin_lock(&dev->slock);
1707                 cx23885_restart_video_queue(dev, &dev->vidq);
1708                 spin_unlock(&dev->slock);
1709                 handled++;
1710         }
1711
1712         /* Allow the VBI framework to process it's payload */
1713         handled += cx23885_vbi_irq(dev, status);
1714
1715         return handled;
1716 }
1717
1718 /* ----------------------------------------------------------- */
1719 /* exported stuff                                              */
1720
1721 static const struct v4l2_file_operations video_fops = {
1722         .owner         = THIS_MODULE,
1723         .open          = video_open,
1724         .release       = video_release,
1725         .read          = video_read,
1726         .poll          = video_poll,
1727         .mmap          = video_mmap,
1728         .ioctl         = video_ioctl2,
1729 };
1730
1731 static const struct v4l2_ioctl_ops video_ioctl_ops = {
1732         .vidioc_querycap      = vidioc_querycap,
1733         .vidioc_enum_fmt_vid_cap  = vidioc_enum_fmt_vid_cap,
1734         .vidioc_g_fmt_vid_cap     = vidioc_g_fmt_vid_cap,
1735         .vidioc_try_fmt_vid_cap   = vidioc_try_fmt_vid_cap,
1736         .vidioc_s_fmt_vid_cap     = vidioc_s_fmt_vid_cap,
1737         .vidioc_g_fmt_vbi_cap     = cx23885_vbi_fmt,
1738         .vidioc_try_fmt_vbi_cap   = cx23885_vbi_fmt,
1739         .vidioc_s_fmt_vbi_cap     = cx23885_vbi_fmt,
1740         .vidioc_reqbufs       = vidioc_reqbufs,
1741         .vidioc_querybuf      = vidioc_querybuf,
1742         .vidioc_qbuf          = vidioc_qbuf,
1743         .vidioc_dqbuf         = vidioc_dqbuf,
1744         .vidioc_s_std         = vidioc_s_std,
1745         .vidioc_g_std         = vidioc_g_std,
1746         .vidioc_enum_input    = vidioc_enum_input,
1747         .vidioc_g_input       = vidioc_g_input,
1748         .vidioc_s_input       = vidioc_s_input,
1749         .vidioc_log_status    = vidioc_log_status,
1750         .vidioc_queryctrl     = vidioc_queryctrl,
1751         .vidioc_g_ctrl        = vidioc_g_ctrl,
1752         .vidioc_s_ctrl        = vidioc_s_ctrl,
1753         .vidioc_streamon      = vidioc_streamon,
1754         .vidioc_streamoff     = vidioc_streamoff,
1755         .vidioc_g_tuner       = vidioc_g_tuner,
1756         .vidioc_s_tuner       = vidioc_s_tuner,
1757         .vidioc_g_frequency   = vidioc_g_frequency,
1758         .vidioc_s_frequency   = vidioc_s_frequency,
1759 #ifdef CONFIG_VIDEO_ADV_DEBUG
1760         .vidioc_g_chip_info   = cx23885_g_chip_info,
1761         .vidioc_g_register    = cx23885_g_register,
1762         .vidioc_s_register    = cx23885_s_register,
1763 #endif
1764         .vidioc_enumaudio     = vidioc_enum_audinput,
1765         .vidioc_g_audio       = vidioc_g_audinput,
1766         .vidioc_s_audio       = vidioc_s_audinput,
1767 };
1768
1769 static struct video_device cx23885_vbi_template;
1770 static struct video_device cx23885_video_template = {
1771         .name                 = "cx23885-video",
1772         .fops                 = &video_fops,
1773         .ioctl_ops            = &video_ioctl_ops,
1774         .tvnorms              = CX23885_NORMS,
1775 };
1776
1777 static const struct v4l2_file_operations radio_fops = {
1778         .owner         = THIS_MODULE,
1779         .open          = video_open,
1780         .release       = video_release,
1781         .ioctl         = video_ioctl2,
1782 };
1783
1784
1785 void cx23885_video_unregister(struct cx23885_dev *dev)
1786 {
1787         dprintk(1, "%s()\n", __func__);
1788         cx23885_irq_remove(dev, 0x01);
1789
1790         if (dev->vbi_dev) {
1791                 if (video_is_registered(dev->vbi_dev))
1792                         video_unregister_device(dev->vbi_dev);
1793                 else
1794                         video_device_release(dev->vbi_dev);
1795                 dev->vbi_dev = NULL;
1796                 btcx_riscmem_free(dev->pci, &dev->vbiq.stopper);
1797         }
1798         if (dev->video_dev) {
1799                 if (video_is_registered(dev->video_dev))
1800                         video_unregister_device(dev->video_dev);
1801                 else
1802                         video_device_release(dev->video_dev);
1803                 dev->video_dev = NULL;
1804
1805                 btcx_riscmem_free(dev->pci, &dev->vidq.stopper);
1806         }
1807
1808         if (dev->audio_dev)
1809                 cx23885_audio_unregister(dev);
1810 }
1811
1812 int cx23885_video_register(struct cx23885_dev *dev)
1813 {
1814         int err;
1815
1816         dprintk(1, "%s()\n", __func__);
1817         spin_lock_init(&dev->slock);
1818
1819         /* Initialize VBI template */
1820         cx23885_vbi_template = cx23885_video_template;
1821         strcpy(cx23885_vbi_template.name, "cx23885-vbi");
1822
1823         dev->tvnorm = V4L2_STD_NTSC_M;
1824
1825         /* init video dma queues */
1826         INIT_LIST_HEAD(&dev->vidq.active);
1827         INIT_LIST_HEAD(&dev->vidq.queued);
1828         dev->vidq.timeout.function = cx23885_vid_timeout;
1829         dev->vidq.timeout.data = (unsigned long)dev;
1830         init_timer(&dev->vidq.timeout);
1831         cx23885_risc_stopper(dev->pci, &dev->vidq.stopper,
1832                 VID_A_DMA_CTL, 0x11, 0x00);
1833
1834         /* init vbi dma queues */
1835         INIT_LIST_HEAD(&dev->vbiq.active);
1836         INIT_LIST_HEAD(&dev->vbiq.queued);
1837         dev->vbiq.timeout.function = cx23885_vbi_timeout;
1838         dev->vbiq.timeout.data = (unsigned long)dev;
1839         init_timer(&dev->vbiq.timeout);
1840         cx23885_risc_stopper(dev->pci, &dev->vbiq.stopper,
1841                 VID_A_DMA_CTL, 0x22, 0x00);
1842
1843         cx23885_irq_add_enable(dev, 0x01);
1844
1845         if ((TUNER_ABSENT != dev->tuner_type) &&
1846                         ((dev->tuner_bus == 0) || (dev->tuner_bus == 1))) {
1847                 struct v4l2_subdev *sd = NULL;
1848
1849                 if (dev->tuner_addr)
1850                         sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
1851                                 &dev->i2c_bus[dev->tuner_bus].i2c_adap,
1852                                 "tuner", dev->tuner_addr, NULL);
1853                 else
1854                         sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
1855                                 &dev->i2c_bus[dev->tuner_bus].i2c_adap,
1856                                 "tuner", 0, v4l2_i2c_tuner_addrs(ADDRS_TV));
1857                 if (sd) {
1858                         struct tuner_setup tun_setup;
1859
1860                         memset(&tun_setup, 0, sizeof(tun_setup));
1861                         tun_setup.mode_mask = T_ANALOG_TV;
1862                         tun_setup.type = dev->tuner_type;
1863                         tun_setup.addr = v4l2_i2c_subdev_addr(sd);
1864                         tun_setup.tuner_callback = cx23885_tuner_callback;
1865
1866                         v4l2_subdev_call(sd, tuner, s_type_addr, &tun_setup);
1867
1868                         if (dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXTV1200) {
1869                                 struct xc2028_ctrl ctrl = {
1870                                         .fname = XC2028_DEFAULT_FIRMWARE,
1871                                         .max_len = 64
1872                                 };
1873                                 struct v4l2_priv_tun_config cfg = {
1874                                         .tuner = dev->tuner_type,
1875                                         .priv = &ctrl
1876                                 };
1877                                 v4l2_subdev_call(sd, tuner, s_config, &cfg);
1878                         }
1879
1880                         if (dev->board == CX23885_BOARD_AVERMEDIA_HC81R) {
1881                                 struct xc2028_ctrl ctrl = {
1882                                         .fname = "xc3028L-v36.fw",
1883                                         .max_len = 64
1884                                 };
1885                                 struct v4l2_priv_tun_config cfg = {
1886                                         .tuner = dev->tuner_type,
1887                                         .priv = &ctrl
1888                                 };
1889                                 v4l2_subdev_call(sd, tuner, s_config, &cfg);
1890                         }
1891                 }
1892         }
1893
1894         /* register Video device */
1895         dev->video_dev = cx23885_vdev_init(dev, dev->pci,
1896                 &cx23885_video_template, "video");
1897         err = video_register_device(dev->video_dev, VFL_TYPE_GRABBER,
1898                                     video_nr[dev->nr]);
1899         if (err < 0) {
1900                 printk(KERN_INFO "%s: can't register video device\n",
1901                         dev->name);
1902                 goto fail_unreg;
1903         }
1904         printk(KERN_INFO "%s: registered device %s [v4l2]\n",
1905                dev->name, video_device_node_name(dev->video_dev));
1906
1907         /* register VBI device */
1908         dev->vbi_dev = cx23885_vdev_init(dev, dev->pci,
1909                 &cx23885_vbi_template, "vbi");
1910         err = video_register_device(dev->vbi_dev, VFL_TYPE_VBI,
1911                                     vbi_nr[dev->nr]);
1912         if (err < 0) {
1913                 printk(KERN_INFO "%s: can't register vbi device\n",
1914                         dev->name);
1915                 goto fail_unreg;
1916         }
1917         printk(KERN_INFO "%s: registered device %s\n",
1918                dev->name, video_device_node_name(dev->vbi_dev));
1919
1920         /* Register ALSA audio device */
1921         dev->audio_dev = cx23885_audio_register(dev);
1922
1923         /* initial device configuration */
1924         mutex_lock(&dev->lock);
1925         cx23885_set_tvnorm(dev, dev->tvnorm);
1926         init_controls(dev);
1927         cx23885_video_mux(dev, 0);
1928         cx23885_audio_mux(dev, 0);
1929         mutex_unlock(&dev->lock);
1930
1931         return 0;
1932
1933 fail_unreg:
1934         cx23885_video_unregister(dev);
1935         return err;
1936 }
1937