SAFE public projects git trees. - safe/jmp/linux-2.6/blob - drivers/media/video/cx88/cx88-video.c

   1 /*
   2  *
   3  * device driver for Conexant 2388x based TV cards
   4  * video4linux video interface
   5  *
   6  * (c) 2003-04 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
   7  *
   8  * (c) 2005-2006 Mauro Carvalho Chehab <mchehab@infradead.org>
   9  *      - Multituner support
  10  *      - video_ioctl2 conversion
  11  *      - PAL/M fixes
  12  *
  13  *  This program is free software; you can redistribute it and/or modify
  14  *  it under the terms of the GNU General Public License as published by
  15  *  the Free Software Foundation; either version 2 of the License, or
  16  *  (at your option) any later version.
  17  *
  18  *  This program is distributed in the hope that it will be useful,
  19  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  *  GNU General Public License for more details.
  22  *
  23  *  You should have received a copy of the GNU General Public License
  24  *  along with this program; if not, write to the Free Software
  25  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  26  */
  27
  28 #include <linux/init.h>
  29 #include <linux/list.h>
  30 #include <linux/module.h>
  31 #include <linux/kmod.h>
  32 #include <linux/kernel.h>
  33 #include <linux/slab.h>
  34 #include <linux/interrupt.h>
  35 #include <linux/dma-mapping.h>
  36 #include <linux/delay.h>
  37 #include <linux/kthread.h>
  38 #include <asm/div64.h>
  39
  40 #include "cx88.h"
  41 #include <media/v4l2-common.h>
  42
  43 #ifdef CONFIG_VIDEO_V4L1_COMPAT
  44 /* Include V4L1 specific functions. Should be removed soon */
  45 #include <linux/videodev.h>
  46 #endif
  47
  48 MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards");
  49 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
  50 MODULE_LICENSE("GPL");
  51
  52 /* ------------------------------------------------------------------ */
  53
  54 static unsigned int video_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
  55 static unsigned int vbi_nr[]   = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
  56 static unsigned int radio_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
  57
  58 module_param_array(video_nr, int, NULL, 0444);
  59 module_param_array(vbi_nr,   int, NULL, 0444);
  60 module_param_array(radio_nr, int, NULL, 0444);
  61
  62 MODULE_PARM_DESC(video_nr,"video device numbers");
  63 MODULE_PARM_DESC(vbi_nr,"vbi device numbers");
  64 MODULE_PARM_DESC(radio_nr,"radio device numbers");
  65
  66 static unsigned int video_debug = 0;
  67 module_param(video_debug,int,0644);
  68 MODULE_PARM_DESC(video_debug,"enable debug messages [video]");
  69
  70 static unsigned int irq_debug = 0;
  71 module_param(irq_debug,int,0644);
  72 MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]");
  73
  74 static unsigned int vid_limit = 16;
  75 module_param(vid_limit,int,0644);
  76 MODULE_PARM_DESC(vid_limit,"capture memory limit in megabytes");
  77
  78 #define dprintk(level,fmt, arg...)      if (video_debug >= level) \
  79         printk(KERN_DEBUG "%s/0: " fmt, core->name , ## arg)
  80
  81 /* ------------------------------------------------------------------ */
  82
  83 static LIST_HEAD(cx8800_devlist);
  84
  85 /* ------------------------------------------------------------------- */
  86 /* static data                                                         */
  87
  88 static struct cx8800_fmt formats[] = {
  89         {
  90                 .name     = "8 bpp, gray",
  91                 .fourcc   = V4L2_PIX_FMT_GREY,
  92                 .cxformat = ColorFormatY8,
  93                 .depth    = 8,
  94                 .flags    = FORMAT_FLAGS_PACKED,
  95         },{
  96                 .name     = "15 bpp RGB, le",
  97                 .fourcc   = V4L2_PIX_FMT_RGB555,
  98                 .cxformat = ColorFormatRGB15,
  99                 .depth    = 16,
 100                 .flags    = FORMAT_FLAGS_PACKED,
 101         },{
 102                 .name     = "15 bpp RGB, be",
 103                 .fourcc   = V4L2_PIX_FMT_RGB555X,
 104                 .cxformat = ColorFormatRGB15 | ColorFormatBSWAP,
 105                 .depth    = 16,
 106                 .flags    = FORMAT_FLAGS_PACKED,
 107         },{
 108                 .name     = "16 bpp RGB, le",
 109                 .fourcc   = V4L2_PIX_FMT_RGB565,
 110                 .cxformat = ColorFormatRGB16,
 111                 .depth    = 16,
 112                 .flags    = FORMAT_FLAGS_PACKED,
 113         },{
 114                 .name     = "16 bpp RGB, be",
 115                 .fourcc   = V4L2_PIX_FMT_RGB565X,
 116                 .cxformat = ColorFormatRGB16 | ColorFormatBSWAP,
 117                 .depth    = 16,
 118                 .flags    = FORMAT_FLAGS_PACKED,
 119         },{
 120                 .name     = "24 bpp RGB, le",
 121                 .fourcc   = V4L2_PIX_FMT_BGR24,
 122                 .cxformat = ColorFormatRGB24,
 123                 .depth    = 24,
 124                 .flags    = FORMAT_FLAGS_PACKED,
 125         },{
 126                 .name     = "32 bpp RGB, le",
 127                 .fourcc   = V4L2_PIX_FMT_BGR32,
 128                 .cxformat = ColorFormatRGB32,
 129                 .depth    = 32,
 130                 .flags    = FORMAT_FLAGS_PACKED,
 131         },{
 132                 .name     = "32 bpp RGB, be",
 133                 .fourcc   = V4L2_PIX_FMT_RGB32,
 134                 .cxformat = ColorFormatRGB32 | ColorFormatBSWAP | ColorFormatWSWAP,
 135                 .depth    = 32,
 136                 .flags    = FORMAT_FLAGS_PACKED,
 137         },{
 138                 .name     = "4:2:2, packed, YUYV",
 139                 .fourcc   = V4L2_PIX_FMT_YUYV,
 140                 .cxformat = ColorFormatYUY2,
 141                 .depth    = 16,
 142                 .flags    = FORMAT_FLAGS_PACKED,
 143         },{
 144                 .name     = "4:2:2, packed, UYVY",
 145                 .fourcc   = V4L2_PIX_FMT_UYVY,
 146                 .cxformat = ColorFormatYUY2 | ColorFormatBSWAP,
 147                 .depth    = 16,
 148                 .flags    = FORMAT_FLAGS_PACKED,
 149         },
 150 };
 151
 152 static struct cx8800_fmt* format_by_fourcc(unsigned int fourcc)
 153 {
 154         unsigned int i;
 155
 156         for (i = 0; i < ARRAY_SIZE(formats); i++)
 157                 if (formats[i].fourcc == fourcc)
 158                         return formats+i;
 159         return NULL;
 160 }
 161
 162 /* ------------------------------------------------------------------- */
 163
 164 static const struct v4l2_queryctrl no_ctl = {
 165         .name  = "42",
 166         .flags = V4L2_CTRL_FLAG_DISABLED,
 167 };
 168
 169 static struct cx88_ctrl cx8800_ctls[] = {
 170         /* --- video --- */
 171         {
 172                 .v = {
 173                         .id            = V4L2_CID_BRIGHTNESS,
 174                         .name          = "Brightness",
 175                         .minimum       = 0x00,
 176                         .maximum       = 0xff,
 177                         .step          = 1,
 178                         .default_value = 0x7f,
 179                         .type          = V4L2_CTRL_TYPE_INTEGER,
 180                 },
 181                 .off                   = 128,
 182                 .reg                   = MO_CONTR_BRIGHT,
 183                 .mask                  = 0x00ff,
 184                 .shift                 = 0,
 185         },{
 186                 .v = {
 187                         .id            = V4L2_CID_CONTRAST,
 188                         .name          = "Contrast",
 189                         .minimum       = 0,
 190                         .maximum       = 0xff,
 191                         .step          = 1,
 192                         .default_value = 0x3f,
 193                         .type          = V4L2_CTRL_TYPE_INTEGER,
 194                 },
 195                 .off                   = 0,
 196                 .reg                   = MO_CONTR_BRIGHT,
 197                 .mask                  = 0xff00,
 198                 .shift                 = 8,
 199         },{
 200                 .v = {
 201                         .id            = V4L2_CID_HUE,
 202                         .name          = "Hue",
 203                         .minimum       = 0,
 204                         .maximum       = 0xff,
 205                         .step          = 1,
 206                         .default_value = 0x7f,
 207                         .type          = V4L2_CTRL_TYPE_INTEGER,
 208                 },
 209                 .off                   = 128,
 210                 .reg                   = MO_HUE,
 211                 .mask                  = 0x00ff,
 212                 .shift                 = 0,
 213         },{
 214                 /* strictly, this only describes only U saturation.
 215                  * V saturation is handled specially through code.
 216                  */
 217                 .v = {
 218                         .id            = V4L2_CID_SATURATION,
 219                         .name          = "Saturation",
 220                         .minimum       = 0,
 221                         .maximum       = 0xff,
 222                         .step          = 1,
 223                         .default_value = 0x7f,
 224                         .type          = V4L2_CTRL_TYPE_INTEGER,
 225                 },
 226                 .off                   = 0,
 227                 .reg                   = MO_UV_SATURATION,
 228                 .mask                  = 0x00ff,
 229                 .shift                 = 0,
 230         },{
 231         /* --- audio --- */
 232                 .v = {
 233                         .id            = V4L2_CID_AUDIO_MUTE,
 234                         .name          = "Mute",
 235                         .minimum       = 0,
 236                         .maximum       = 1,
 237                         .default_value = 1,
 238                         .type          = V4L2_CTRL_TYPE_BOOLEAN,
 239                 },
 240                 .reg                   = AUD_VOL_CTL,
 241                 .sreg                  = SHADOW_AUD_VOL_CTL,
 242                 .mask                  = (1 << 6),
 243                 .shift                 = 6,
 244         },{
 245                 .v = {
 246                         .id            = V4L2_CID_AUDIO_VOLUME,
 247                         .name          = "Volume",
 248                         .minimum       = 0,
 249                         .maximum       = 0x3f,
 250                         .step          = 1,
 251                         .default_value = 0x3f,
 252                         .type          = V4L2_CTRL_TYPE_INTEGER,
 253                 },
 254                 .reg                   = AUD_VOL_CTL,
 255                 .sreg                  = SHADOW_AUD_VOL_CTL,
 256                 .mask                  = 0x3f,
 257                 .shift                 = 0,
 258         },{
 259                 .v = {
 260                         .id            = V4L2_CID_AUDIO_BALANCE,
 261                         .name          = "Balance",
 262                         .minimum       = 0,
 263                         .maximum       = 0x7f,
 264                         .step          = 1,
 265                         .default_value = 0x40,
 266                         .type          = V4L2_CTRL_TYPE_INTEGER,
 267                 },
 268                 .reg                   = AUD_BAL_CTL,
 269                 .sreg                  = SHADOW_AUD_BAL_CTL,
 270                 .mask                  = 0x7f,
 271                 .shift                 = 0,
 272         }
 273 };
 274 static const int CX8800_CTLS = ARRAY_SIZE(cx8800_ctls);
 275
 276 const u32 cx88_user_ctrls[] = {
 277         V4L2_CID_USER_CLASS,
 278         V4L2_CID_BRIGHTNESS,
 279         V4L2_CID_CONTRAST,
 280         V4L2_CID_SATURATION,
 281         V4L2_CID_HUE,
 282         V4L2_CID_AUDIO_VOLUME,
 283         V4L2_CID_AUDIO_BALANCE,
 284         V4L2_CID_AUDIO_MUTE,
 285         0
 286 };
 287 EXPORT_SYMBOL(cx88_user_ctrls);
 288
 289 static const u32 *ctrl_classes[] = {
 290         cx88_user_ctrls,
 291         NULL
 292 };
 293
 294 int cx8800_ctrl_query(struct v4l2_queryctrl *qctrl)
 295 {
 296         int i;
 297
 298         if (qctrl->id < V4L2_CID_BASE ||
 299             qctrl->id >= V4L2_CID_LASTP1)
 300                 return -EINVAL;
 301         for (i = 0; i < CX8800_CTLS; i++)
 302                 if (cx8800_ctls[i].v.id == qctrl->id)
 303                         break;
 304         if (i == CX8800_CTLS) {
 305                 *qctrl = no_ctl;
 306                 return 0;
 307         }
 308         *qctrl = cx8800_ctls[i].v;
 309         return 0;
 310 }
 311 EXPORT_SYMBOL(cx8800_ctrl_query);
 312
 313 /* ------------------------------------------------------------------- */
 314 /* resource management                                                 */
 315
 316 static int res_get(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bit)
 317 {
 318         struct cx88_core *core = dev->core;
 319         if (fh->resources & bit)
 320                 /* have it already allocated */
 321                 return 1;
 322
 323         /* is it free? */
 324         mutex_lock(&core->lock);
 325         if (dev->resources & bit) {
 326                 /* no, someone else uses it */
 327                 mutex_unlock(&core->lock);
 328                 return 0;
 329         }
 330         /* it's free, grab it */
 331         fh->resources  |= bit;
 332         dev->resources |= bit;
 333         dprintk(1,"res: get %d\n",bit);
 334         mutex_unlock(&core->lock);
 335         return 1;
 336 }
 337
 338 static
 339 int res_check(struct cx8800_fh *fh, unsigned int bit)
 340 {
 341         return (fh->resources & bit);
 342 }
 343
 344 static
 345 int res_locked(struct cx8800_dev *dev, unsigned int bit)
 346 {
 347         return (dev->resources & bit);
 348 }
 349
 350 static
 351 void res_free(struct cx8800_dev *dev, struct cx8800_fh *fh, unsigned int bits)
 352 {
 353         struct cx88_core *core = dev->core;
 354         BUG_ON((fh->resources & bits) != bits);
 355
 356         mutex_lock(&core->lock);
 357         fh->resources  &= ~bits;
 358         dev->resources &= ~bits;
 359         dprintk(1,"res: put %d\n",bits);
 360         mutex_unlock(&core->lock);
 361 }
 362
 363 /* ------------------------------------------------------------------ */
 364
 365 int cx88_video_mux(struct cx88_core *core, unsigned int input)
 366 {
 367         /* struct cx88_core *core = dev->core; */
 368
 369         dprintk(1,"video_mux: %d [vmux=%d,gpio=0x%x,0x%x,0x%x,0x%x]\n",
 370                 input, INPUT(input).vmux,
 371                 INPUT(input).gpio0,INPUT(input).gpio1,
 372                 INPUT(input).gpio2,INPUT(input).gpio3);
 373         core->input = input;
 374         cx_andor(MO_INPUT_FORMAT, 0x03 << 14, INPUT(input).vmux << 14);
 375         cx_write(MO_GP3_IO, INPUT(input).gpio3);
 376         cx_write(MO_GP0_IO, INPUT(input).gpio0);
 377         cx_write(MO_GP1_IO, INPUT(input).gpio1);
 378         cx_write(MO_GP2_IO, INPUT(input).gpio2);
 379
 380         switch (INPUT(input).type) {
 381         case CX88_VMUX_SVIDEO:
 382                 cx_set(MO_AFECFG_IO,    0x00000001);
 383                 cx_set(MO_INPUT_FORMAT, 0x00010010);
 384                 cx_set(MO_FILTER_EVEN,  0x00002020);
 385                 cx_set(MO_FILTER_ODD,   0x00002020);
 386                 break;
 387         default:
 388                 cx_clear(MO_AFECFG_IO,    0x00000001);
 389                 cx_clear(MO_INPUT_FORMAT, 0x00010010);
 390                 cx_clear(MO_FILTER_EVEN,  0x00002020);
 391                 cx_clear(MO_FILTER_ODD,   0x00002020);
 392                 break;
 393         }
 394
 395         if (core->board.mpeg & CX88_MPEG_BLACKBIRD) {
 396                 /* sets sound input from external adc */
 397                 if (INPUT(input).extadc)
 398                         cx_set(AUD_CTL, EN_I2SIN_ENABLE);
 399                 else
 400                         cx_clear(AUD_CTL, EN_I2SIN_ENABLE);
 401         }
 402         return 0;
 403 }
 404 EXPORT_SYMBOL(cx88_video_mux);
 405
 406 /* ------------------------------------------------------------------ */
 407
 408 static int start_video_dma(struct cx8800_dev    *dev,
 409                            struct cx88_dmaqueue *q,
 410                            struct cx88_buffer   *buf)
 411 {
 412         struct cx88_core *core = dev->core;
 413
 414         /* setup fifo + format */
 415         cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21],
 416                                 buf->bpl, buf->risc.dma);
 417         cx88_set_scale(core, buf->vb.width, buf->vb.height, buf->vb.field);
 418         cx_write(MO_COLOR_CTRL, buf->fmt->cxformat | ColorFormatGamma);
 419
 420         /* reset counter */
 421         cx_write(MO_VIDY_GPCNTRL,GP_COUNT_CONTROL_RESET);
 422         q->count = 1;
 423
 424         /* enable irqs */
 425         cx_set(MO_PCI_INTMSK, core->pci_irqmask | PCI_INT_VIDINT);
 426
 427         /* Enables corresponding bits at PCI_INT_STAT:
 428                 bits 0 to 4: video, audio, transport stream, VIP, Host
 429                 bit 7: timer
 430                 bits 8 and 9: DMA complete for: SRC, DST
 431                 bits 10 and 11: BERR signal asserted for RISC: RD, WR
 432                 bits 12 to 15: BERR signal asserted for: BRDG, SRC, DST, IPB
 433          */
 434         cx_set(MO_VID_INTMSK, 0x0f0011);
 435
 436         /* enable capture */
 437         cx_set(VID_CAPTURE_CONTROL,0x06);
 438
 439         /* start dma */
 440         cx_set(MO_DEV_CNTRL2, (1<<5));
 441         cx_set(MO_VID_DMACNTRL, 0x11); /* Planar Y and packed FIFO and RISC enable */
 442
 443         return 0;
 444 }
 445
 446 #ifdef CONFIG_PM
 447 static int stop_video_dma(struct cx8800_dev    *dev)
 448 {
 449         struct cx88_core *core = dev->core;
 450
 451         /* stop dma */
 452         cx_clear(MO_VID_DMACNTRL, 0x11);
 453
 454         /* disable capture */
 455         cx_clear(VID_CAPTURE_CONTROL,0x06);
 456
 457         /* disable irqs */
 458         cx_clear(MO_PCI_INTMSK, PCI_INT_VIDINT);
 459         cx_clear(MO_VID_INTMSK, 0x0f0011);
 460         return 0;
 461 }
 462 #endif
 463
 464 static int restart_video_queue(struct cx8800_dev    *dev,
 465                                struct cx88_dmaqueue *q)
 466 {
 467         struct cx88_core *core = dev->core;
 468         struct cx88_buffer *buf, *prev;
 469
 470         if (!list_empty(&q->active)) {
 471                 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
 472                 dprintk(2,"restart_queue [%p/%d]: restart dma\n",
 473                         buf, buf->vb.i);
 474                 start_video_dma(dev, q, buf);
 475                 list_for_each_entry(buf, &q->active, vb.queue)
 476                         buf->count = q->count++;
 477                 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
 478                 return 0;
 479         }
 480
 481         prev = NULL;
 482         for (;;) {
 483                 if (list_empty(&q->queued))
 484                         return 0;
 485                 buf = list_entry(q->queued.next, struct cx88_buffer, vb.queue);
 486                 if (NULL == prev) {
 487                         list_move_tail(&buf->vb.queue, &q->active);
 488                         start_video_dma(dev, q, buf);
 489                         buf->vb.state = VIDEOBUF_ACTIVE;
 490                         buf->count    = q->count++;
 491                         mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
 492                         dprintk(2,"[%p/%d] restart_queue - first active\n",
 493                                 buf,buf->vb.i);
 494
 495                 } else if (prev->vb.width  == buf->vb.width  &&
 496                            prev->vb.height == buf->vb.height &&
 497                            prev->fmt       == buf->fmt) {
 498                         list_move_tail(&buf->vb.queue, &q->active);
 499                         buf->vb.state = VIDEOBUF_ACTIVE;
 500                         buf->count    = q->count++;
 501                         prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
 502                         dprintk(2,"[%p/%d] restart_queue - move to active\n",
 503                                 buf,buf->vb.i);
 504                 } else {
 505                         return 0;
 506                 }
 507                 prev = buf;
 508         }
 509 }
 510
 511 /* ------------------------------------------------------------------ */
 512
 513 static int
 514 buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
 515 {
 516         struct cx8800_fh *fh = q->priv_data;
 517
 518         *size = fh->fmt->depth*fh->width*fh->height >> 3;
 519         if (0 == *count)
 520                 *count = 32;
 521         while (*size * *count > vid_limit * 1024 * 1024)
 522                 (*count)--;
 523         return 0;
 524 }
 525
 526 static int
 527 buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
 528                enum v4l2_field field)
 529 {
 530         struct cx8800_fh   *fh  = q->priv_data;
 531         struct cx8800_dev  *dev = fh->dev;
 532         struct cx88_core *core = dev->core;
 533         struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
 534         struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
 535         int rc, init_buffer = 0;
 536
 537         BUG_ON(NULL == fh->fmt);
 538         if (fh->width  < 48 || fh->width  > norm_maxw(core->tvnorm) ||
 539             fh->height < 32 || fh->height > norm_maxh(core->tvnorm))
 540                 return -EINVAL;
 541         buf->vb.size = (fh->width * fh->height * fh->fmt->depth) >> 3;
 542         if (0 != buf->vb.baddr  &&  buf->vb.bsize < buf->vb.size)
 543                 return -EINVAL;
 544
 545         if (buf->fmt       != fh->fmt    ||
 546             buf->vb.width  != fh->width  ||
 547             buf->vb.height != fh->height ||
 548             buf->vb.field  != field) {
 549                 buf->fmt       = fh->fmt;
 550                 buf->vb.width  = fh->width;
 551                 buf->vb.height = fh->height;
 552                 buf->vb.field  = field;
 553                 init_buffer = 1;
 554         }
 555
 556         if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
 557                 init_buffer = 1;
 558                 if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL)))
 559                         goto fail;
 560         }
 561
 562         if (init_buffer) {
 563                 buf->bpl = buf->vb.width * buf->fmt->depth >> 3;
 564                 switch (buf->vb.field) {
 565                 case V4L2_FIELD_TOP:
 566                         cx88_risc_buffer(dev->pci, &buf->risc,
 567                                          dma->sglist, 0, UNSET,
 568                                          buf->bpl, 0, buf->vb.height);
 569                         break;
 570                 case V4L2_FIELD_BOTTOM:
 571                         cx88_risc_buffer(dev->pci, &buf->risc,
 572                                          dma->sglist, UNSET, 0,
 573                                          buf->bpl, 0, buf->vb.height);
 574                         break;
 575                 case V4L2_FIELD_INTERLACED:
 576                         cx88_risc_buffer(dev->pci, &buf->risc,
 577                                          dma->sglist, 0, buf->bpl,
 578                                          buf->bpl, buf->bpl,
 579                                          buf->vb.height >> 1);
 580                         break;
 581                 case V4L2_FIELD_SEQ_TB:
 582                         cx88_risc_buffer(dev->pci, &buf->risc,
 583                                          dma->sglist,
 584                                          0, buf->bpl * (buf->vb.height >> 1),
 585                                          buf->bpl, 0,
 586                                          buf->vb.height >> 1);
 587                         break;
 588                 case V4L2_FIELD_SEQ_BT:
 589                         cx88_risc_buffer(dev->pci, &buf->risc,
 590                                          dma->sglist,
 591                                          buf->bpl * (buf->vb.height >> 1), 0,
 592                                          buf->bpl, 0,
 593                                          buf->vb.height >> 1);
 594                         break;
 595                 default:
 596                         BUG();
 597                 }
 598         }
 599         dprintk(2,"[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
 600                 buf, buf->vb.i,
 601                 fh->width, fh->height, fh->fmt->depth, fh->fmt->name,
 602                 (unsigned long)buf->risc.dma);
 603
 604         buf->vb.state = VIDEOBUF_PREPARED;
 605         return 0;
 606
 607  fail:
 608         cx88_free_buffer(q,buf);
 609         return rc;
 610 }
 611
 612 static void
 613 buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
 614 {
 615         struct cx88_buffer    *buf = container_of(vb,struct cx88_buffer,vb);
 616         struct cx88_buffer    *prev;
 617         struct cx8800_fh      *fh   = vq->priv_data;
 618         struct cx8800_dev     *dev  = fh->dev;
 619         struct cx88_core      *core = dev->core;
 620         struct cx88_dmaqueue  *q    = &dev->vidq;
 621
 622         /* add jump to stopper */
 623         buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
 624         buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
 625
 626         if (!list_empty(&q->queued)) {
 627                 list_add_tail(&buf->vb.queue,&q->queued);
 628                 buf->vb.state = VIDEOBUF_QUEUED;
 629                 dprintk(2,"[%p/%d] buffer_queue - append to queued\n",
 630                         buf, buf->vb.i);
 631
 632         } else if (list_empty(&q->active)) {
 633                 list_add_tail(&buf->vb.queue,&q->active);
 634                 start_video_dma(dev, q, buf);
 635                 buf->vb.state = VIDEOBUF_ACTIVE;
 636                 buf->count    = q->count++;
 637                 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
 638                 dprintk(2,"[%p/%d] buffer_queue - first active\n",
 639                         buf, buf->vb.i);
 640
 641         } else {
 642                 prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue);
 643                 if (prev->vb.width  == buf->vb.width  &&
 644                     prev->vb.height == buf->vb.height &&
 645                     prev->fmt       == buf->fmt) {
 646                         list_add_tail(&buf->vb.queue,&q->active);
 647                         buf->vb.state = VIDEOBUF_ACTIVE;
 648                         buf->count    = q->count++;
 649                         prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
 650                         dprintk(2,"[%p/%d] buffer_queue - append to active\n",
 651                                 buf, buf->vb.i);
 652
 653                 } else {
 654                         list_add_tail(&buf->vb.queue,&q->queued);
 655                         buf->vb.state = VIDEOBUF_QUEUED;
 656                         dprintk(2,"[%p/%d] buffer_queue - first queued\n",
 657                                 buf, buf->vb.i);
 658                 }
 659         }
 660 }
 661
 662 static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
 663 {
 664         struct cx88_buffer *buf = container_of(vb,struct cx88_buffer,vb);
 665
 666         cx88_free_buffer(q,buf);
 667 }
 668
 669 static struct videobuf_queue_ops cx8800_video_qops = {
 670         .buf_setup    = buffer_setup,
 671         .buf_prepare  = buffer_prepare,
 672         .buf_queue    = buffer_queue,
 673         .buf_release  = buffer_release,
 674 };
 675
 676 /* ------------------------------------------------------------------ */
 677
 678
 679 /* ------------------------------------------------------------------ */
 680
 681 static struct videobuf_queue* get_queue(struct cx8800_fh *fh)
 682 {
 683         switch (fh->type) {
 684         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
 685                 return &fh->vidq;
 686         case V4L2_BUF_TYPE_VBI_CAPTURE:
 687                 return &fh->vbiq;
 688         default:
 689                 BUG();
 690                 return NULL;
 691         }
 692 }
 693
 694 static int get_ressource(struct cx8800_fh *fh)
 695 {
 696         switch (fh->type) {
 697         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
 698                 return RESOURCE_VIDEO;
 699         case V4L2_BUF_TYPE_VBI_CAPTURE:
 700                 return RESOURCE_VBI;
 701         default:
 702                 BUG();
 703                 return 0;
 704         }
 705 }
 706
 707 static int video_open(struct inode *inode, struct file *file)
 708 {
 709         int minor = iminor(inode);
 710         struct cx8800_dev *h,*dev = NULL;
 711         struct cx88_core *core;
 712         struct cx8800_fh *fh;
 713         enum v4l2_buf_type type = 0;
 714         int radio = 0;
 715
 716         list_for_each_entry(h, &cx8800_devlist, devlist) {
 717                 if (h->video_dev->minor == minor) {
 718                         dev  = h;
 719                         type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
 720                 }
 721                 if (h->vbi_dev->minor == minor) {
 722                         dev  = h;
 723                         type = V4L2_BUF_TYPE_VBI_CAPTURE;
 724                 }
 725                 if (h->radio_dev &&
 726                     h->radio_dev->minor == minor) {
 727                         radio = 1;
 728                         dev   = h;
 729                 }
 730         }
 731         if (NULL == dev)
 732                 return -ENODEV;
 733
 734         core = dev->core;
 735
 736         dprintk(1,"open minor=%d radio=%d type=%s\n",
 737                 minor,radio,v4l2_type_names[type]);
 738
 739         /* allocate + initialize per filehandle data */
 740         fh = kzalloc(sizeof(*fh),GFP_KERNEL);
 741         if (NULL == fh)
 742                 return -ENOMEM;
 743         file->private_data = fh;
 744         fh->dev      = dev;
 745         fh->radio    = radio;
 746         fh->type     = type;
 747         fh->width    = 320;
 748         fh->height   = 240;
 749         fh->fmt      = format_by_fourcc(V4L2_PIX_FMT_BGR24);
 750
 751         videobuf_queue_pci_init(&fh->vidq, &cx8800_video_qops,
 752                             dev->pci, &dev->slock,
 753                             V4L2_BUF_TYPE_VIDEO_CAPTURE,
 754                             V4L2_FIELD_INTERLACED,
 755                             sizeof(struct cx88_buffer),
 756                             fh);
 757         videobuf_queue_pci_init(&fh->vbiq, &cx8800_vbi_qops,
 758                             dev->pci, &dev->slock,
 759                             V4L2_BUF_TYPE_VBI_CAPTURE,
 760                             V4L2_FIELD_SEQ_TB,
 761                             sizeof(struct cx88_buffer),
 762                             fh);
 763
 764         if (fh->radio) {
 765                 dprintk(1,"video_open: setting radio device\n");
 766                 cx_write(MO_GP3_IO, core->board.radio.gpio3);
 767                 cx_write(MO_GP0_IO, core->board.radio.gpio0);
 768                 cx_write(MO_GP1_IO, core->board.radio.gpio1);
 769                 cx_write(MO_GP2_IO, core->board.radio.gpio2);
 770                 core->tvaudio = WW_FM;
 771                 cx88_set_tvaudio(core);
 772                 cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1);
 773                 cx88_call_i2c_clients(core,AUDC_SET_RADIO,NULL);
 774         }
 775
 776         return 0;
 777 }
 778
 779 static ssize_t
 780 video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
 781 {
 782         struct cx8800_fh *fh = file->private_data;
 783
 784         switch (fh->type) {
 785         case V4L2_BUF_TYPE_VIDEO_CAPTURE:
 786                 if (res_locked(fh->dev,RESOURCE_VIDEO))
 787                         return -EBUSY;
 788                 return videobuf_read_one(&fh->vidq, data, count, ppos,
 789                                          file->f_flags & O_NONBLOCK);
 790         case V4L2_BUF_TYPE_VBI_CAPTURE:
 791                 if (!res_get(fh->dev,fh,RESOURCE_VBI))
 792                         return -EBUSY;
 793                 return videobuf_read_stream(&fh->vbiq, data, count, ppos, 1,
 794                                             file->f_flags & O_NONBLOCK);
 795         default:
 796                 BUG();
 797                 return 0;
 798         }
 799 }
 800
 801 static unsigned int
 802 video_poll(struct file *file, struct poll_table_struct *wait)
 803 {
 804         struct cx8800_fh *fh = file->private_data;
 805         struct cx88_buffer *buf;
 806
 807         if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) {
 808                 if (!res_get(fh->dev,fh,RESOURCE_VBI))
 809                         return POLLERR;
 810                 return videobuf_poll_stream(file, &fh->vbiq, wait);
 811         }
 812
 813         if (res_check(fh,RESOURCE_VIDEO)) {
 814                 /* streaming capture */
 815                 if (list_empty(&fh->vidq.stream))
 816                         return POLLERR;
 817                 buf = list_entry(fh->vidq.stream.next,struct cx88_buffer,vb.stream);
 818         } else {
 819                 /* read() capture */
 820                 buf = (struct cx88_buffer*)fh->vidq.read_buf;
 821                 if (NULL == buf)
 822                         return POLLERR;
 823         }
 824         poll_wait(file, &buf->vb.done, wait);
 825         if (buf->vb.state == VIDEOBUF_DONE ||
 826             buf->vb.state == VIDEOBUF_ERROR)
 827                 return POLLIN|POLLRDNORM;
 828         return 0;
 829 }
 830
 831 static int video_release(struct inode *inode, struct file *file)
 832 {
 833         struct cx8800_fh  *fh  = file->private_data;
 834         struct cx8800_dev *dev = fh->dev;
 835
 836         /* turn off overlay */
 837         if (res_check(fh, RESOURCE_OVERLAY)) {
 838                 /* FIXME */
 839                 res_free(dev,fh,RESOURCE_OVERLAY);
 840         }
 841
 842         /* stop video capture */
 843         if (res_check(fh, RESOURCE_VIDEO)) {
 844                 videobuf_queue_cancel(&fh->vidq);
 845                 res_free(dev,fh,RESOURCE_VIDEO);
 846         }
 847         if (fh->vidq.read_buf) {
 848                 buffer_release(&fh->vidq,fh->vidq.read_buf);
 849                 kfree(fh->vidq.read_buf);
 850         }
 851
 852         /* stop vbi capture */
 853         if (res_check(fh, RESOURCE_VBI)) {
 854                 videobuf_stop(&fh->vbiq);
 855                 res_free(dev,fh,RESOURCE_VBI);
 856         }
 857
 858         videobuf_mmap_free(&fh->vidq);
 859         videobuf_mmap_free(&fh->vbiq);
 860         file->private_data = NULL;
 861         kfree(fh);
 862
 863         cx88_call_i2c_clients (dev->core, TUNER_SET_STANDBY, NULL);
 864
 865         return 0;
 866 }
 867
 868 static int
 869 video_mmap(struct file *file, struct vm_area_struct * vma)
 870 {
 871         struct cx8800_fh *fh = file->private_data;
 872
 873         return videobuf_mmap_mapper(get_queue(fh), vma);
 874 }
 875
 876 /* ------------------------------------------------------------------ */
 877 /* VIDEO CTRL IOCTLS                                                  */
 878
 879 int cx88_get_control (struct cx88_core  *core, struct v4l2_control *ctl)
 880 {
 881         struct cx88_ctrl  *c    = NULL;
 882         u32 value;
 883         int i;
 884
 885         for (i = 0; i < CX8800_CTLS; i++)
 886                 if (cx8800_ctls[i].v.id == ctl->id)
 887                         c = &cx8800_ctls[i];
 888         if (unlikely(NULL == c))
 889                 return -EINVAL;
 890
 891         value = c->sreg ? cx_sread(c->sreg) : cx_read(c->reg);
 892         switch (ctl->id) {
 893         case V4L2_CID_AUDIO_BALANCE:
 894                 ctl->value = ((value & 0x7f) < 0x40) ? ((value & 0x7f) + 0x40)
 895                                         : (0x7f - (value & 0x7f));
 896                 break;
 897         case V4L2_CID_AUDIO_VOLUME:
 898                 ctl->value = 0x3f - (value & 0x3f);
 899                 break;
 900         default:
 901                 ctl->value = ((value + (c->off << c->shift)) & c->mask) >> c->shift;
 902                 break;
 903         }
 904         dprintk(1,"get_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
 905                                 ctl->id, c->v.name, ctl->value, c->reg,
 906                                 value,c->mask, c->sreg ? " [shadowed]" : "");
 907         return 0;
 908 }
 909 EXPORT_SYMBOL(cx88_get_control);
 910
 911 int cx88_set_control(struct cx88_core *core, struct v4l2_control *ctl)
 912 {
 913         struct cx88_ctrl *c = NULL;
 914         u32 value,mask;
 915         int i;
 916
 917         for (i = 0; i < CX8800_CTLS; i++) {
 918                 if (cx8800_ctls[i].v.id == ctl->id) {
 919                         c = &cx8800_ctls[i];
 920                 }
 921         }
 922         if (unlikely(NULL == c))
 923                 return -EINVAL;
 924
 925         if (ctl->value < c->v.minimum)
 926                 ctl->value = c->v.minimum;
 927         if (ctl->value > c->v.maximum)
 928                 ctl->value = c->v.maximum;
 929         mask=c->mask;
 930         switch (ctl->id) {
 931         case V4L2_CID_AUDIO_BALANCE:
 932                 value = (ctl->value < 0x40) ? (0x7f - ctl->value) : (ctl->value - 0x40);
 933                 break;
 934         case V4L2_CID_AUDIO_VOLUME:
 935                 value = 0x3f - (ctl->value & 0x3f);
 936                 break;
 937         case V4L2_CID_SATURATION:
 938                 /* special v_sat handling */
 939
 940                 value = ((ctl->value - c->off) << c->shift) & c->mask;
 941
 942                 if (core->tvnorm & V4L2_STD_SECAM) {
 943                         /* For SECAM, both U and V sat should be equal */
 944                         value=value<<8|value;
 945                 } else {
 946                         /* Keeps U Saturation proportional to V Sat */
 947                         value=(value*0x5a)/0x7f<<8|value;
 948                 }
 949                 mask=0xffff;
 950                 break;
 951         default:
 952                 value = ((ctl->value - c->off) << c->shift) & c->mask;
 953                 break;
 954         }
 955         dprintk(1,"set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
 956                                 ctl->id, c->v.name, ctl->value, c->reg, value,
 957                                 mask, c->sreg ? " [shadowed]" : "");
 958         if (c->sreg) {
 959                 cx_sandor(c->sreg, c->reg, mask, value);
 960         } else {
 961                 cx_andor(c->reg, mask, value);
 962         }
 963         return 0;
 964 }
 965 EXPORT_SYMBOL(cx88_set_control);
 966
 967 static void init_controls(struct cx88_core *core)
 968 {
 969         struct v4l2_control ctrl;
 970         int i;
 971
 972         for (i = 0; i < CX8800_CTLS; i++) {
 973                 ctrl.id=cx8800_ctls[i].v.id;
 974                 ctrl.value=cx8800_ctls[i].v.default_value;
 975
 976                 cx88_set_control(core, &ctrl);
 977         }
 978 }
 979
 980 /* ------------------------------------------------------------------ */
 981 /* VIDEO IOCTLS                                                       */
 982
 983 static int vidioc_g_fmt_cap (struct file *file, void *priv,
 984                                         struct v4l2_format *f)
 985 {
 986         struct cx8800_fh  *fh   = priv;
 987
 988         f->fmt.pix.width        = fh->width;
 989         f->fmt.pix.height       = fh->height;
 990         f->fmt.pix.field        = fh->vidq.field;
 991         f->fmt.pix.pixelformat  = fh->fmt->fourcc;
 992         f->fmt.pix.bytesperline =
 993                 (f->fmt.pix.width * fh->fmt->depth) >> 3;
 994         f->fmt.pix.sizeimage =
 995                 f->fmt.pix.height * f->fmt.pix.bytesperline;
 996         return 0;
 997 }
 998
 999 static int vidioc_try_fmt_cap (struct file *file, void *priv,
1000                         struct v4l2_format *f)
1001 {
1002         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1003         struct cx8800_fmt *fmt;
1004         enum v4l2_field   field;
1005         unsigned int      maxw, maxh;
1006
1007         fmt = format_by_fourcc(f->fmt.pix.pixelformat);
1008         if (NULL == fmt)
1009                 return -EINVAL;
1010
1011         field = f->fmt.pix.field;
1012         maxw  = norm_maxw(core->tvnorm);
1013         maxh  = norm_maxh(core->tvnorm);
1014
1015         if (V4L2_FIELD_ANY == field) {
1016                 field = (f->fmt.pix.height > maxh/2)
1017                         ? V4L2_FIELD_INTERLACED
1018                         : V4L2_FIELD_BOTTOM;
1019         }
1020
1021         switch (field) {
1022         case V4L2_FIELD_TOP:
1023         case V4L2_FIELD_BOTTOM:
1024                 maxh = maxh / 2;
1025                 break;
1026         case V4L2_FIELD_INTERLACED:
1027                 break;
1028         default:
1029                 return -EINVAL;
1030         }
1031
1032         f->fmt.pix.field = field;
1033         if (f->fmt.pix.height < 32)
1034                 f->fmt.pix.height = 32;
1035         if (f->fmt.pix.height > maxh)
1036                 f->fmt.pix.height = maxh;
1037         if (f->fmt.pix.width < 48)
1038                 f->fmt.pix.width = 48;
1039         if (f->fmt.pix.width > maxw)
1040                 f->fmt.pix.width = maxw;
1041         f->fmt.pix.width &= ~0x03;
1042         f->fmt.pix.bytesperline =
1043                 (f->fmt.pix.width * fmt->depth) >> 3;
1044         f->fmt.pix.sizeimage =
1045                 f->fmt.pix.height * f->fmt.pix.bytesperline;
1046
1047         return 0;
1048 }
1049
1050 static int vidioc_s_fmt_cap (struct file *file, void *priv,
1051                                         struct v4l2_format *f)
1052 {
1053         struct cx8800_fh  *fh   = priv;
1054         int err = vidioc_try_fmt_cap (file,priv,f);
1055
1056         if (0 != err)
1057                 return err;
1058         fh->fmt        = format_by_fourcc(f->fmt.pix.pixelformat);
1059         fh->width      = f->fmt.pix.width;
1060         fh->height     = f->fmt.pix.height;
1061         fh->vidq.field = f->fmt.pix.field;
1062         return 0;
1063 }
1064
1065 static int vidioc_querycap (struct file *file, void  *priv,
1066                                         struct v4l2_capability *cap)
1067 {
1068         struct cx8800_dev *dev  = ((struct cx8800_fh *)priv)->dev;
1069         struct cx88_core  *core = dev->core;
1070
1071         strcpy(cap->driver, "cx8800");
1072         strlcpy(cap->card, core->board.name, sizeof(cap->card));
1073         sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
1074         cap->version = CX88_VERSION_CODE;
1075         cap->capabilities =
1076                 V4L2_CAP_VIDEO_CAPTURE |
1077                 V4L2_CAP_READWRITE     |
1078                 V4L2_CAP_STREAMING     |
1079                 V4L2_CAP_VBI_CAPTURE;
1080         if (UNSET != core->board.tuner_type)
1081                 cap->capabilities |= V4L2_CAP_TUNER;
1082         return 0;
1083 }
1084
1085 static int vidioc_enum_fmt_cap (struct file *file, void  *priv,
1086                                         struct v4l2_fmtdesc *f)
1087 {
1088         if (unlikely(f->index >= ARRAY_SIZE(formats)))
1089                 return -EINVAL;
1090
1091         strlcpy(f->description,formats[f->index].name,sizeof(f->description));
1092         f->pixelformat = formats[f->index].fourcc;
1093
1094         return 0;
1095 }
1096
1097 #ifdef CONFIG_VIDEO_V4L1_COMPAT
1098 static int vidiocgmbuf (struct file *file, void *priv, struct video_mbuf *mbuf)
1099 {
1100         struct cx8800_fh           *fh  = priv;
1101
1102         return videobuf_cgmbuf (get_queue(fh), mbuf, 8);
1103 }
1104 #endif
1105
1106 static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p)
1107 {
1108         struct cx8800_fh  *fh   = priv;
1109         return (videobuf_reqbufs(get_queue(fh), p));
1110 }
1111
1112 static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p)
1113 {
1114         struct cx8800_fh  *fh   = priv;
1115         return (videobuf_querybuf(get_queue(fh), p));
1116 }
1117
1118 static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p)
1119 {
1120         struct cx8800_fh  *fh   = priv;
1121         return (videobuf_qbuf(get_queue(fh), p));
1122 }
1123
1124 static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p)
1125 {
1126         struct cx8800_fh  *fh   = priv;
1127         return (videobuf_dqbuf(get_queue(fh), p,
1128                                 file->f_flags & O_NONBLOCK));
1129 }
1130
1131 static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
1132 {
1133         struct cx8800_fh  *fh   = priv;
1134         struct cx8800_dev *dev  = fh->dev;
1135
1136         if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE))
1137                 return -EINVAL;
1138         if (unlikely(i != fh->type))
1139                 return -EINVAL;
1140
1141         if (unlikely(!res_get(dev,fh,get_ressource(fh))))
1142                 return -EBUSY;
1143         return videobuf_streamon(get_queue(fh));
1144 }
1145
1146 static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
1147 {
1148         struct cx8800_fh  *fh   = priv;
1149         struct cx8800_dev *dev  = fh->dev;
1150         int               err, res;
1151
1152         if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
1153                 return -EINVAL;
1154         if (i != fh->type)
1155                 return -EINVAL;
1156
1157         res = get_ressource(fh);
1158         err = videobuf_streamoff(get_queue(fh));
1159         if (err < 0)
1160                 return err;
1161         res_free(dev,fh,res);
1162         return 0;
1163 }
1164
1165 static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *tvnorms)
1166 {
1167         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1168
1169         mutex_lock(&core->lock);
1170         cx88_set_tvnorm(core,*tvnorms);
1171         mutex_unlock(&core->lock);
1172
1173         return 0;
1174 }
1175
1176 /* only one input in this sample driver */
1177 int cx88_enum_input (struct cx88_core  *core,struct v4l2_input *i)
1178 {
1179         static const char *iname[] = {
1180                 [ CX88_VMUX_COMPOSITE1 ] = "Composite1",
1181                 [ CX88_VMUX_COMPOSITE2 ] = "Composite2",
1182                 [ CX88_VMUX_COMPOSITE3 ] = "Composite3",
1183                 [ CX88_VMUX_COMPOSITE4 ] = "Composite4",
1184                 [ CX88_VMUX_SVIDEO     ] = "S-Video",
1185                 [ CX88_VMUX_TELEVISION ] = "Television",
1186                 [ CX88_VMUX_CABLE      ] = "Cable TV",
1187                 [ CX88_VMUX_DVB        ] = "DVB",
1188                 [ CX88_VMUX_DEBUG      ] = "for debug only",
1189         };
1190         unsigned int n;
1191
1192         n = i->index;
1193         if (n >= 4)
1194                 return -EINVAL;
1195         if (0 == INPUT(n).type)
1196                 return -EINVAL;
1197         memset(i,0,sizeof(*i));
1198         i->index = n;
1199         i->type  = V4L2_INPUT_TYPE_CAMERA;
1200         strcpy(i->name,iname[INPUT(n).type]);
1201         if ((CX88_VMUX_TELEVISION == INPUT(n).type) ||
1202             (CX88_VMUX_CABLE      == INPUT(n).type))
1203                 i->type = V4L2_INPUT_TYPE_TUNER;
1204                 i->std = CX88_NORMS;
1205         return 0;
1206 }
1207 EXPORT_SYMBOL(cx88_enum_input);
1208
1209 static int vidioc_enum_input (struct file *file, void *priv,
1210                                 struct v4l2_input *i)
1211 {
1212         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1213         return cx88_enum_input (core,i);
1214 }
1215
1216 static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
1217 {
1218         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1219
1220         *i = core->input;
1221         return 0;
1222 }
1223
1224 static int vidioc_s_input (struct file *file, void *priv, unsigned int i)
1225 {
1226         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1227
1228         if (i >= 4)
1229                 return -EINVAL;
1230
1231         mutex_lock(&core->lock);
1232         cx88_newstation(core);
1233         cx88_video_mux(core,i);
1234         mutex_unlock(&core->lock);
1235         return 0;
1236 }
1237
1238
1239
1240 static int vidioc_queryctrl (struct file *file, void *priv,
1241                                 struct v4l2_queryctrl *qctrl)
1242 {
1243         qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
1244         if (unlikely(qctrl->id == 0))
1245                 return -EINVAL;
1246         return cx8800_ctrl_query(qctrl);
1247 }
1248
1249 static int vidioc_g_ctrl (struct file *file, void *priv,
1250                                 struct v4l2_control *ctl)
1251 {
1252         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1253         return
1254                 cx88_get_control(core,ctl);
1255 }
1256
1257 static int vidioc_s_ctrl (struct file *file, void *priv,
1258                                 struct v4l2_control *ctl)
1259 {
1260         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1261         return
1262                 cx88_set_control(core,ctl);
1263 }
1264
1265 static int vidioc_g_tuner (struct file *file, void *priv,
1266                                 struct v4l2_tuner *t)
1267 {
1268         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1269         u32 reg;
1270
1271         if (unlikely(UNSET == core->board.tuner_type))
1272                 return -EINVAL;
1273         if (0 != t->index)
1274                 return -EINVAL;
1275
1276         strcpy(t->name, "Television");
1277         t->type       = V4L2_TUNER_ANALOG_TV;
1278         t->capability = V4L2_TUNER_CAP_NORM;
1279         t->rangehigh  = 0xffffffffUL;
1280
1281         cx88_get_stereo(core ,t);
1282         reg = cx_read(MO_DEVICE_STATUS);
1283         t->signal = (reg & (1<<5)) ? 0xffff : 0x0000;
1284         return 0;
1285 }
1286
1287 static int vidioc_s_tuner (struct file *file, void *priv,
1288                                 struct v4l2_tuner *t)
1289 {
1290         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1291
1292         if (UNSET == core->board.tuner_type)
1293                 return -EINVAL;
1294         if (0 != t->index)
1295                 return -EINVAL;
1296
1297         cx88_set_stereo(core, t->audmode, 1);
1298         return 0;
1299 }
1300
1301 static int vidioc_g_frequency (struct file *file, void *priv,
1302                                 struct v4l2_frequency *f)
1303 {
1304         struct cx8800_fh  *fh   = priv;
1305         struct cx88_core  *core = fh->dev->core;
1306
1307         if (unlikely(UNSET == core->board.tuner_type))
1308                 return -EINVAL;
1309
1310         /* f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; */
1311         f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
1312         f->frequency = core->freq;
1313
1314         cx88_call_i2c_clients(core,VIDIOC_G_FREQUENCY,f);
1315
1316         return 0;
1317 }
1318
1319 int cx88_set_freq (struct cx88_core  *core,
1320                                 struct v4l2_frequency *f)
1321 {
1322         if (unlikely(UNSET == core->board.tuner_type))
1323                 return -EINVAL;
1324         if (unlikely(f->tuner != 0))
1325                 return -EINVAL;
1326
1327         mutex_lock(&core->lock);
1328         core->freq = f->frequency;
1329         cx88_newstation(core);
1330         cx88_call_i2c_clients(core,VIDIOC_S_FREQUENCY,f);
1331
1332         /* When changing channels it is required to reset TVAUDIO */
1333         msleep (10);
1334         cx88_set_tvaudio(core);
1335
1336         mutex_unlock(&core->lock);
1337
1338         return 0;
1339 }
1340 EXPORT_SYMBOL(cx88_set_freq);
1341
1342 static int vidioc_s_frequency (struct file *file, void *priv,
1343                                 struct v4l2_frequency *f)
1344 {
1345         struct cx8800_fh  *fh   = priv;
1346         struct cx88_core  *core = fh->dev->core;
1347
1348         if (unlikely(0 == fh->radio && f->type != V4L2_TUNER_ANALOG_TV))
1349                 return -EINVAL;
1350         if (unlikely(1 == fh->radio && f->type != V4L2_TUNER_RADIO))
1351                 return -EINVAL;
1352
1353         return
1354                 cx88_set_freq (core,f);
1355 }
1356
1357 #ifdef CONFIG_VIDEO_ADV_DEBUG
1358 static int vidioc_g_register (struct file *file, void *fh,
1359                                 struct v4l2_register *reg)
1360 {
1361         struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
1362
1363         if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
1364                 return -EINVAL;
1365         /* cx2388x has a 24-bit register space */
1366         reg->val = cx_read(reg->reg&0xffffff);
1367         return 0;
1368 }
1369
1370 static int vidioc_s_register (struct file *file, void *fh,
1371                                 struct v4l2_register *reg)
1372 {
1373         struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core;
1374
1375         if (!v4l2_chip_match_host(reg->match_type, reg->match_chip))
1376                 return -EINVAL;
1377         cx_write(reg->reg&0xffffff, reg->val);
1378         return 0;
1379 }
1380 #endif
1381
1382 /* ----------------------------------------------------------- */
1383 /* RADIO ESPECIFIC IOCTLS                                      */
1384 /* ----------------------------------------------------------- */
1385
1386 static int radio_querycap (struct file *file, void  *priv,
1387                                         struct v4l2_capability *cap)
1388 {
1389         struct cx8800_dev *dev  = ((struct cx8800_fh *)priv)->dev;
1390         struct cx88_core  *core = dev->core;
1391
1392         strcpy(cap->driver, "cx8800");
1393         strlcpy(cap->card, core->board.name, sizeof(cap->card));
1394         sprintf(cap->bus_info,"PCI:%s", pci_name(dev->pci));
1395         cap->version = CX88_VERSION_CODE;
1396         cap->capabilities = V4L2_CAP_TUNER;
1397         return 0;
1398 }
1399
1400 static int radio_g_tuner (struct file *file, void *priv,
1401                                 struct v4l2_tuner *t)
1402 {
1403         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1404
1405         if (unlikely(t->index > 0))
1406                 return -EINVAL;
1407
1408         strcpy(t->name, "Radio");
1409         t->type = V4L2_TUNER_RADIO;
1410
1411         cx88_call_i2c_clients(core,VIDIOC_G_TUNER,t);
1412         return 0;
1413 }
1414
1415 static int radio_enum_input (struct file *file, void *priv,
1416                                 struct v4l2_input *i)
1417 {
1418         if (i->index != 0)
1419                 return -EINVAL;
1420         strcpy(i->name,"Radio");
1421         i->type = V4L2_INPUT_TYPE_TUNER;
1422
1423         return 0;
1424 }
1425
1426 static int radio_g_audio (struct file *file, void *priv, struct v4l2_audio *a)
1427 {
1428         if (unlikely(a->index))
1429                 return -EINVAL;
1430
1431         memset(a,0,sizeof(*a));
1432         strcpy(a->name,"Radio");
1433         return 0;
1434 }
1435
1436 /* FIXME: Should add a standard for radio */
1437
1438 static int radio_s_tuner (struct file *file, void *priv,
1439                                 struct v4l2_tuner *t)
1440 {
1441         struct cx88_core  *core = ((struct cx8800_fh *)priv)->dev->core;
1442
1443         if (0 != t->index)
1444                 return -EINVAL;
1445
1446         cx88_call_i2c_clients(core,VIDIOC_S_TUNER,t);
1447
1448         return 0;
1449 }
1450
1451 static int radio_s_audio (struct file *file, void *fh,
1452                           struct v4l2_audio *a)
1453 {
1454         return 0;
1455 }
1456
1457 static int radio_s_input (struct file *file, void *fh, unsigned int i)
1458 {
1459         return 0;
1460 }
1461
1462 static int radio_queryctrl (struct file *file, void *priv,
1463                             struct v4l2_queryctrl *c)
1464 {
1465         int i;
1466
1467         if (c->id <  V4L2_CID_BASE ||
1468                 c->id >= V4L2_CID_LASTP1)
1469                 return -EINVAL;
1470         if (c->id == V4L2_CID_AUDIO_MUTE) {
1471                 for (i = 0; i < CX8800_CTLS; i++)
1472                         if (cx8800_ctls[i].v.id == c->id)
1473                                 break;
1474                 *c = cx8800_ctls[i].v;
1475         } else
1476                 *c = no_ctl;
1477         return 0;
1478 }
1479
1480 /* ----------------------------------------------------------- */
1481
1482 static void cx8800_vid_timeout(unsigned long data)
1483 {
1484         struct cx8800_dev *dev = (struct cx8800_dev*)data;
1485         struct cx88_core *core = dev->core;
1486         struct cx88_dmaqueue *q = &dev->vidq;
1487         struct cx88_buffer *buf;
1488         unsigned long flags;
1489
1490         cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
1491
1492         cx_clear(MO_VID_DMACNTRL, 0x11);
1493         cx_clear(VID_CAPTURE_CONTROL, 0x06);
1494
1495         spin_lock_irqsave(&dev->slock,flags);
1496         while (!list_empty(&q->active)) {
1497                 buf = list_entry(q->active.next, struct cx88_buffer, vb.queue);
1498                 list_del(&buf->vb.queue);
1499                 buf->vb.state = VIDEOBUF_ERROR;
1500                 wake_up(&buf->vb.done);
1501                 printk("%s/0: [%p/%d] timeout - dma=0x%08lx\n", core->name,
1502                        buf, buf->vb.i, (unsigned long)buf->risc.dma);
1503         }
1504         restart_video_queue(dev,q);
1505         spin_unlock_irqrestore(&dev->slock,flags);
1506 }
1507
1508 static char *cx88_vid_irqs[32] = {
1509         "y_risci1", "u_risci1", "v_risci1", "vbi_risc1",
1510         "y_risci2", "u_risci2", "v_risci2", "vbi_risc2",
1511         "y_oflow",  "u_oflow",  "v_oflow",  "vbi_oflow",
1512         "y_sync",   "u_sync",   "v_sync",   "vbi_sync",
1513         "opc_err",  "par_err",  "rip_err",  "pci_abort",
1514 };
1515
1516 static void cx8800_vid_irq(struct cx8800_dev *dev)
1517 {
1518         struct cx88_core *core = dev->core;
1519         u32 status, mask, count;
1520
1521         status = cx_read(MO_VID_INTSTAT);
1522         mask   = cx_read(MO_VID_INTMSK);
1523         if (0 == (status & mask))
1524                 return;
1525         cx_write(MO_VID_INTSTAT, status);
1526         if (irq_debug  ||  (status & mask & ~0xff))
1527                 cx88_print_irqbits(core->name, "irq vid",
1528                                    cx88_vid_irqs, ARRAY_SIZE(cx88_vid_irqs),
1529                                    status, mask);
1530
1531         /* risc op code error */
1532         if (status & (1 << 16)) {
1533                 printk(KERN_WARNING "%s/0: video risc op code error\n",core->name);
1534                 cx_clear(MO_VID_DMACNTRL, 0x11);
1535                 cx_clear(VID_CAPTURE_CONTROL, 0x06);
1536                 cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
1537         }
1538
1539         /* risc1 y */
1540         if (status & 0x01) {
1541                 spin_lock(&dev->slock);
1542                 count = cx_read(MO_VIDY_GPCNT);
1543                 cx88_wakeup(core, &dev->vidq, count);
1544                 spin_unlock(&dev->slock);
1545         }
1546
1547         /* risc1 vbi */
1548         if (status & 0x08) {
1549                 spin_lock(&dev->slock);
1550                 count = cx_read(MO_VBI_GPCNT);
1551                 cx88_wakeup(core, &dev->vbiq, count);
1552                 spin_unlock(&dev->slock);
1553         }
1554
1555         /* risc2 y */
1556         if (status & 0x10) {
1557                 dprintk(2,"stopper video\n");
1558                 spin_lock(&dev->slock);
1559                 restart_video_queue(dev,&dev->vidq);
1560                 spin_unlock(&dev->slock);
1561         }
1562
1563         /* risc2 vbi */
1564         if (status & 0x80) {
1565                 dprintk(2,"stopper vbi\n");
1566                 spin_lock(&dev->slock);
1567                 cx8800_restart_vbi_queue(dev,&dev->vbiq);
1568                 spin_unlock(&dev->slock);
1569         }
1570 }
1571
1572 static irqreturn_t cx8800_irq(int irq, void *dev_id)
1573 {
1574         struct cx8800_dev *dev = dev_id;
1575         struct cx88_core *core = dev->core;
1576         u32 status;
1577         int loop, handled = 0;
1578
1579         for (loop = 0; loop < 10; loop++) {
1580                 status = cx_read(MO_PCI_INTSTAT) &
1581                         (core->pci_irqmask | PCI_INT_VIDINT);
1582                 if (0 == status)
1583                         goto out;
1584                 cx_write(MO_PCI_INTSTAT, status);
1585                 handled = 1;
1586
1587                 if (status & core->pci_irqmask)
1588                         cx88_core_irq(core,status);
1589                 if (status & PCI_INT_VIDINT)
1590                         cx8800_vid_irq(dev);
1591         };
1592         if (10 == loop) {
1593                 printk(KERN_WARNING "%s/0: irq loop -- clearing mask\n",
1594                        core->name);
1595                 cx_write(MO_PCI_INTMSK,0);
1596         }
1597
1598  out:
1599         return IRQ_RETVAL(handled);
1600 }
1601
1602 /* ----------------------------------------------------------- */
1603 /* exported stuff                                              */
1604
1605 static const struct file_operations video_fops =
1606 {
1607         .owner         = THIS_MODULE,
1608         .open          = video_open,
1609         .release       = video_release,
1610         .read          = video_read,
1611         .poll          = video_poll,
1612         .mmap          = video_mmap,
1613         .ioctl         = video_ioctl2,
1614         .compat_ioctl  = v4l_compat_ioctl32,
1615         .llseek        = no_llseek,
1616 };
1617
1618 static struct video_device cx8800_vbi_template;
1619 static struct video_device cx8800_video_template =
1620 {
1621         .name                 = "cx8800-video",
1622         .type                 = VID_TYPE_CAPTURE|VID_TYPE_TUNER|VID_TYPE_SCALES,
1623         .fops                 = &video_fops,
1624         .minor                = -1,
1625         .vidioc_querycap      = vidioc_querycap,
1626         .vidioc_enum_fmt_cap  = vidioc_enum_fmt_cap,
1627         .vidioc_g_fmt_cap     = vidioc_g_fmt_cap,
1628         .vidioc_try_fmt_cap   = vidioc_try_fmt_cap,
1629         .vidioc_s_fmt_cap     = vidioc_s_fmt_cap,
1630         .vidioc_g_fmt_vbi     = cx8800_vbi_fmt,
1631         .vidioc_try_fmt_vbi   = cx8800_vbi_fmt,
1632         .vidioc_s_fmt_vbi     = cx8800_vbi_fmt,
1633         .vidioc_reqbufs       = vidioc_reqbufs,
1634         .vidioc_querybuf      = vidioc_querybuf,
1635         .vidioc_qbuf          = vidioc_qbuf,
1636         .vidioc_dqbuf         = vidioc_dqbuf,
1637         .vidioc_s_std         = vidioc_s_std,
1638         .vidioc_enum_input    = vidioc_enum_input,
1639         .vidioc_g_input       = vidioc_g_input,
1640         .vidioc_s_input       = vidioc_s_input,
1641         .vidioc_queryctrl     = vidioc_queryctrl,
1642         .vidioc_g_ctrl        = vidioc_g_ctrl,
1643         .vidioc_s_ctrl        = vidioc_s_ctrl,
1644         .vidioc_streamon      = vidioc_streamon,
1645         .vidioc_streamoff     = vidioc_streamoff,
1646 #ifdef CONFIG_VIDEO_V4L1_COMPAT
1647         .vidiocgmbuf          = vidiocgmbuf,
1648 #endif
1649         .vidioc_g_tuner       = vidioc_g_tuner,
1650         .vidioc_s_tuner       = vidioc_s_tuner,
1651         .vidioc_g_frequency   = vidioc_g_frequency,
1652         .vidioc_s_frequency   = vidioc_s_frequency,
1653 #ifdef CONFIG_VIDEO_ADV_DEBUG
1654         .vidioc_g_register    = vidioc_g_register,
1655         .vidioc_s_register    = vidioc_s_register,
1656 #endif
1657         .tvnorms              = CX88_NORMS,
1658         .current_norm         = V4L2_STD_NTSC_M,
1659 };
1660
1661 static const struct file_operations radio_fops =
1662 {
1663         .owner         = THIS_MODULE,
1664         .open          = video_open,
1665         .release       = video_release,
1666         .ioctl         = video_ioctl2,
1667         .compat_ioctl  = v4l_compat_ioctl32,
1668         .llseek        = no_llseek,
1669 };
1670
1671 static struct video_device cx8800_radio_template =
1672 {
1673         .name                 = "cx8800-radio",
1674         .type                 = VID_TYPE_TUNER,
1675         .fops                 = &radio_fops,
1676         .minor                = -1,
1677         .vidioc_querycap      = radio_querycap,
1678         .vidioc_g_tuner       = radio_g_tuner,
1679         .vidioc_enum_input    = radio_enum_input,
1680         .vidioc_g_audio       = radio_g_audio,
1681         .vidioc_s_tuner       = radio_s_tuner,
1682         .vidioc_s_audio       = radio_s_audio,
1683         .vidioc_s_input       = radio_s_input,
1684         .vidioc_queryctrl     = radio_queryctrl,
1685         .vidioc_g_ctrl        = vidioc_g_ctrl,
1686         .vidioc_s_ctrl        = vidioc_s_ctrl,
1687         .vidioc_g_frequency   = vidioc_g_frequency,
1688         .vidioc_s_frequency   = vidioc_s_frequency,
1689 #ifdef CONFIG_VIDEO_ADV_DEBUG
1690         .vidioc_g_register    = vidioc_g_register,
1691         .vidioc_s_register    = vidioc_s_register,
1692 #endif
1693 };
1694
1695 /* ----------------------------------------------------------- */
1696
1697 static void cx8800_unregister_video(struct cx8800_dev *dev)
1698 {
1699         if (dev->radio_dev) {
1700                 if (-1 != dev->radio_dev->minor)
1701                         video_unregister_device(dev->radio_dev);
1702                 else
1703                         video_device_release(dev->radio_dev);
1704                 dev->radio_dev = NULL;
1705         }
1706         if (dev->vbi_dev) {
1707                 if (-1 != dev->vbi_dev->minor)
1708                         video_unregister_device(dev->vbi_dev);
1709                 else
1710                         video_device_release(dev->vbi_dev);
1711                 dev->vbi_dev = NULL;
1712         }
1713         if (dev->video_dev) {
1714                 if (-1 != dev->video_dev->minor)
1715                         video_unregister_device(dev->video_dev);
1716                 else
1717                         video_device_release(dev->video_dev);
1718                 dev->video_dev = NULL;
1719         }
1720 }
1721
1722 static int __devinit cx8800_initdev(struct pci_dev *pci_dev,
1723                                     const struct pci_device_id *pci_id)
1724 {
1725         struct cx8800_dev *dev;
1726         struct cx88_core *core;
1727
1728         int err;
1729
1730         dev = kzalloc(sizeof(*dev),GFP_KERNEL);
1731         if (NULL == dev)
1732                 return -ENOMEM;
1733
1734         /* pci init */
1735         dev->pci = pci_dev;
1736         if (pci_enable_device(pci_dev)) {
1737                 err = -EIO;
1738                 goto fail_free;
1739         }
1740         core = cx88_core_get(dev->pci);
1741         if (NULL == core) {
1742                 err = -EINVAL;
1743                 goto fail_free;
1744         }
1745         dev->core = core;
1746
1747         /* print pci info */
1748         pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev);
1749         pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER,  &dev->pci_lat);
1750         printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, "
1751                "latency: %d, mmio: 0x%llx\n", core->name,
1752                pci_name(pci_dev), dev->pci_rev, pci_dev->irq,
1753                dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0));
1754
1755         pci_set_master(pci_dev);
1756         if (!pci_dma_supported(pci_dev,DMA_32BIT_MASK)) {
1757                 printk("%s/0: Oops: no 32bit PCI DMA ???\n",core->name);
1758                 err = -EIO;
1759                 goto fail_core;
1760         }
1761
1762         /* Initialize VBI template */
1763         memcpy( &cx8800_vbi_template, &cx8800_video_template,
1764                 sizeof(cx8800_vbi_template) );
1765         strcpy(cx8800_vbi_template.name,"cx8800-vbi");
1766         cx8800_vbi_template.type = VID_TYPE_TELETEXT|VID_TYPE_TUNER;
1767
1768         /* initialize driver struct */
1769         spin_lock_init(&dev->slock);
1770         core->tvnorm = cx8800_video_template.current_norm;
1771
1772         /* init video dma queues */
1773         INIT_LIST_HEAD(&dev->vidq.active);
1774         INIT_LIST_HEAD(&dev->vidq.queued);
1775         dev->vidq.timeout.function = cx8800_vid_timeout;
1776         dev->vidq.timeout.data     = (unsigned long)dev;
1777         init_timer(&dev->vidq.timeout);
1778         cx88_risc_stopper(dev->pci,&dev->vidq.stopper,
1779                           MO_VID_DMACNTRL,0x11,0x00);
1780
1781         /* init vbi dma queues */
1782         INIT_LIST_HEAD(&dev->vbiq.active);
1783         INIT_LIST_HEAD(&dev->vbiq.queued);
1784         dev->vbiq.timeout.function = cx8800_vbi_timeout;
1785         dev->vbiq.timeout.data     = (unsigned long)dev;
1786         init_timer(&dev->vbiq.timeout);
1787         cx88_risc_stopper(dev->pci,&dev->vbiq.stopper,
1788                           MO_VID_DMACNTRL,0x88,0x00);
1789
1790         /* get irq */
1791         err = request_irq(pci_dev->irq, cx8800_irq,
1792                           IRQF_SHARED | IRQF_DISABLED, core->name, dev);
1793         if (err < 0) {
1794                 printk(KERN_ERR "%s/0: can't get IRQ %d\n",
1795                        core->name,pci_dev->irq);
1796                 goto fail_core;
1797         }
1798         cx_set(MO_PCI_INTMSK, core->pci_irqmask);
1799
1800         /* load and configure helper modules */
1801         if (TUNER_ABSENT != core->board.tuner_type)
1802                 request_module("tuner");
1803
1804         if (core->board.audio_chip == AUDIO_CHIP_WM8775)
1805                 request_module("wm8775");
1806
1807         switch (core->boardnr) {
1808         case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD:
1809                 request_module("ir-kbd-i2c");
1810                 request_module("rtc-isl1208");
1811         }
1812
1813         /* register v4l devices */
1814         dev->video_dev = cx88_vdev_init(core,dev->pci,
1815                                         &cx8800_video_template,"video");
1816         err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER,
1817                                     video_nr[core->nr]);
1818         if (err < 0) {
1819                 printk(KERN_ERR "%s/0: can't register video device\n",
1820                        core->name);
1821                 goto fail_unreg;
1822         }
1823         printk(KERN_INFO "%s/0: registered device video%d [v4l2]\n",
1824                core->name,dev->video_dev->minor & 0x1f);
1825
1826         dev->vbi_dev = cx88_vdev_init(core,dev->pci,&cx8800_vbi_template,"vbi");
1827         err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI,
1828                                     vbi_nr[core->nr]);
1829         if (err < 0) {
1830                 printk(KERN_ERR "%s/0: can't register vbi device\n",
1831                        core->name);
1832                 goto fail_unreg;
1833         }
1834         printk(KERN_INFO "%s/0: registered device vbi%d\n",
1835                core->name,dev->vbi_dev->minor & 0x1f);
1836
1837         if (core->board.radio.type == CX88_RADIO) {
1838                 dev->radio_dev = cx88_vdev_init(core,dev->pci,
1839                                                 &cx8800_radio_template,"radio");
1840                 err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO,
1841                                             radio_nr[core->nr]);
1842                 if (err < 0) {
1843                         printk(KERN_ERR "%s/0: can't register radio device\n",
1844                                core->name);
1845                         goto fail_unreg;
1846                 }
1847                 printk(KERN_INFO "%s/0: registered device radio%d\n",
1848                        core->name,dev->radio_dev->minor & 0x1f);
1849         }
1850
1851         /* everything worked */
1852         list_add_tail(&dev->devlist,&cx8800_devlist);
1853         pci_set_drvdata(pci_dev,dev);
1854
1855         /* initial device configuration */
1856         mutex_lock(&core->lock);
1857         cx88_set_tvnorm(core,core->tvnorm);
1858         init_controls(core);
1859         cx88_video_mux(core,0);
1860         mutex_unlock(&core->lock);
1861
1862         /* start tvaudio thread */
1863         if (core->board.tuner_type != TUNER_ABSENT) {
1864                 core->kthread = kthread_run(cx88_audio_thread, core, "cx88 tvaudio");
1865                 if (IS_ERR(core->kthread)) {
1866                         err = PTR_ERR(core->kthread);
1867                         printk(KERN_ERR "%s/0: failed to create cx88 audio thread, err=%d\n",
1868                                core->name, err);
1869                 }
1870         }
1871         return 0;
1872
1873 fail_unreg:
1874         cx8800_unregister_video(dev);
1875         free_irq(pci_dev->irq, dev);
1876 fail_core:
1877         cx88_core_put(core,dev->pci);
1878 fail_free:
1879         kfree(dev);
1880         return err;
1881 }
1882
1883 static void __devexit cx8800_finidev(struct pci_dev *pci_dev)
1884 {
1885         struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1886         struct cx88_core *core = dev->core;
1887
1888         /* stop thread */
1889         if (core->kthread) {
1890                 kthread_stop(core->kthread);
1891                 core->kthread = NULL;
1892         }
1893
1894         cx88_shutdown(core); /* FIXME */
1895         pci_disable_device(pci_dev);
1896
1897         /* unregister stuff */
1898
1899         free_irq(pci_dev->irq, dev);
1900         cx8800_unregister_video(dev);
1901         pci_set_drvdata(pci_dev, NULL);
1902
1903         /* free memory */
1904         btcx_riscmem_free(dev->pci,&dev->vidq.stopper);
1905         list_del(&dev->devlist);
1906         cx88_core_put(core,dev->pci);
1907         kfree(dev);
1908 }
1909
1910 #ifdef CONFIG_PM
1911 static int cx8800_suspend(struct pci_dev *pci_dev, pm_message_t state)
1912 {
1913         struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1914         struct cx88_core *core = dev->core;
1915
1916         /* stop video+vbi capture */
1917         spin_lock(&dev->slock);
1918         if (!list_empty(&dev->vidq.active)) {
1919                 printk("%s/0: suspend video\n", core->name);
1920                 stop_video_dma(dev);
1921                 del_timer(&dev->vidq.timeout);
1922         }
1923         if (!list_empty(&dev->vbiq.active)) {
1924                 printk("%s/0: suspend vbi\n", core->name);
1925                 cx8800_stop_vbi_dma(dev);
1926                 del_timer(&dev->vbiq.timeout);
1927         }
1928         spin_unlock(&dev->slock);
1929
1930         if (core->ir)
1931                 cx88_ir_stop(core, core->ir);
1932         /* FIXME -- shutdown device */
1933         cx88_shutdown(core);
1934
1935         pci_save_state(pci_dev);
1936         if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) {
1937                 pci_disable_device(pci_dev);
1938                 dev->state.disabled = 1;
1939         }
1940         return 0;
1941 }
1942
1943 static int cx8800_resume(struct pci_dev *pci_dev)
1944 {
1945         struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1946         struct cx88_core *core = dev->core;
1947         int err;
1948
1949         if (dev->state.disabled) {
1950                 err=pci_enable_device(pci_dev);
1951                 if (err) {
1952                         printk(KERN_ERR "%s/0: can't enable device\n",
1953                                core->name);
1954                         return err;
1955                 }
1956
1957                 dev->state.disabled = 0;
1958         }
1959         err= pci_set_power_state(pci_dev, PCI_D0);
1960         if (err) {
1961                 printk(KERN_ERR "%s/0: can't set power state\n", core->name);
1962                 pci_disable_device(pci_dev);
1963                 dev->state.disabled = 1;
1964
1965                 return err;
1966         }
1967         pci_restore_state(pci_dev);
1968
1969         /* FIXME: re-initialize hardware */
1970         cx88_reset(core);
1971         if (core->ir)
1972                 cx88_ir_start(core, core->ir);
1973
1974         cx_set(MO_PCI_INTMSK, core->pci_irqmask);
1975
1976         /* restart video+vbi capture */
1977         spin_lock(&dev->slock);
1978         if (!list_empty(&dev->vidq.active)) {
1979                 printk("%s/0: resume video\n", core->name);
1980                 restart_video_queue(dev,&dev->vidq);
1981         }
1982         if (!list_empty(&dev->vbiq.active)) {
1983                 printk("%s/0: resume vbi\n", core->name);
1984                 cx8800_restart_vbi_queue(dev,&dev->vbiq);
1985         }
1986         spin_unlock(&dev->slock);
1987
1988         return 0;
1989 }
1990 #endif
1991
1992 /* ----------------------------------------------------------- */
1993
1994 static struct pci_device_id cx8800_pci_tbl[] = {
1995         {
1996                 .vendor       = 0x14f1,
1997                 .device       = 0x8800,
1998                 .subvendor    = PCI_ANY_ID,
1999                 .subdevice    = PCI_ANY_ID,
2000         },{
2001                 /* --- end of list --- */
2002         }
2003 };
2004 MODULE_DEVICE_TABLE(pci, cx8800_pci_tbl);
2005
2006 static struct pci_driver cx8800_pci_driver = {
2007         .name     = "cx8800",
2008         .id_table = cx8800_pci_tbl,
2009         .probe    = cx8800_initdev,
2010         .remove   = __devexit_p(cx8800_finidev),
2011 #ifdef CONFIG_PM
2012         .suspend  = cx8800_suspend,
2013         .resume   = cx8800_resume,
2014 #endif
2015 };
2016
2017 static int cx8800_init(void)
2018 {
2019         printk(KERN_INFO "cx88/0: cx2388x v4l2 driver version %d.%d.%d loaded\n",
2020                (CX88_VERSION_CODE >> 16) & 0xff,
2021                (CX88_VERSION_CODE >>  8) & 0xff,
2022                CX88_VERSION_CODE & 0xff);
2023 #ifdef SNAPSHOT
2024         printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
2025                SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
2026 #endif
2027         return pci_register_driver(&cx8800_pci_driver);
2028 }
2029
2030 static void cx8800_fini(void)
2031 {
2032         pci_unregister_driver(&cx8800_pci_driver);
2033 }
2034
2035 module_init(cx8800_init);
2036 module_exit(cx8800_fini);
2037
2038 /* ----------------------------------------------------------- */
2039 /*
2040  * Local variables:
2041  * c-basic-offset: 8
2042  * End:
2043  * kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off
2044  */