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
  18 #include <linux/init.h>
  19 #include <linux/list.h>
  20 #include <linux/module.h>
  21 #include <linux/moduleparam.h>
  22 #include <linux/kmod.h>
  23 #include <linux/kernel.h>
  24 #include <linux/slab.h>
  25 #include <linux/interrupt.h>
  26 #include <linux/delay.h>
  27 #include <linux/kthread.h>
  28 #include <asm/div64.h>
  29
  30 #include "cx23885.h"
  31 #include "cx23885-video.h"
  32 #include <media/v4l2-common.h>
  33 #include <media/v4l2-ioctl.h>
  34 #include <media/v4l2-event.h>
  35 #include "cx23885-ioctl.h"
  36 #include "tuner-xc2028.h"
  37
  38 #include <media/cx25840.h>
  39
  40 MODULE_DESCRIPTION("v4l2 driver module for cx23885 based TV cards");
  41 MODULE_AUTHOR("Steven Toth <stoth@linuxtv.org>");
  42 MODULE_LICENSE("GPL");
  43
  44 /* ------------------------------------------------------------------ */
  45
  46 static unsigned int video_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET };
  47 static unsigned int vbi_nr[]   = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET };
  48
  49 module_param_array(video_nr, int, NULL, 0444);
  50 module_param_array(vbi_nr,   int, NULL, 0444);
  51
  52 MODULE_PARM_DESC(video_nr, "video device numbers");
  53 MODULE_PARM_DESC(vbi_nr, "vbi device numbers");
  54
  55 static unsigned int video_debug;
  56 module_param(video_debug, int, 0644);
  57 MODULE_PARM_DESC(video_debug, "enable debug messages [video]");
  58
  59 static unsigned int irq_debug;
  60 module_param(irq_debug, int, 0644);
  61 MODULE_PARM_DESC(irq_debug, "enable debug messages [IRQ handler]");
  62
  63 static unsigned int vid_limit = 16;
  64 module_param(vid_limit, int, 0644);
  65 MODULE_PARM_DESC(vid_limit, "capture memory limit in megabytes");
  66
  67 #define dprintk(level, fmt, arg...)\
  68         do { if (video_debug >= level)\
  69                 printk(KERN_DEBUG "%s: " fmt, dev->name, ## arg);\
  70         } while (0)
  71
  72 /* ------------------------------------------------------------------- */
  73 /* static data                                                         */
  74
  75 #define FORMAT_FLAGS_PACKED       0x01
  76 static struct cx23885_fmt formats[] = {
  77         {
  78                 .name     = "4:2:2, packed, YUYV",
  79                 .fourcc   = V4L2_PIX_FMT_YUYV,
  80                 .depth    = 16,
  81                 .flags    = FORMAT_FLAGS_PACKED,
  82         }
  83 };
  84
  85 static struct cx23885_fmt *format_by_fourcc(unsigned int fourcc)
  86 {
  87         unsigned int i;
  88
  89         for (i = 0; i < ARRAY_SIZE(formats); i++)
  90                 if (formats[i].fourcc == fourcc)
  91                         return formats+i;
  92         return NULL;
  93 }
  94
  95 /* ------------------------------------------------------------------- */
  96
  97 void cx23885_video_wakeup(struct cx23885_dev *dev,
  98         struct cx23885_dmaqueue *q, u32 count)
  99 {
 100         struct cx23885_buffer *buf;
 101
 102         if (list_empty(&q->active))
 103                 return;
 104         buf = list_entry(q->active.next,
 105                         struct cx23885_buffer, queue);
 106
 107         buf->vb.v4l2_buf.sequence = q->count++;
 108         v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp);
 109         dprintk(2, "[%p/%d] wakeup reg=%d buf=%d\n", buf, buf->vb.v4l2_buf.index,
 110                         count, q->count);
 111         list_del(&buf->queue);
 112         vb2_buffer_done(&buf->vb, VB2_BUF_STATE_DONE);
 113 }
 114
 115 int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm)
 116 {
 117         dprintk(1, "%s(norm = 0x%08x) name: [%s]\n",
 118                 __func__,
 119                 (unsigned int)norm,
 120                 v4l2_norm_to_name(norm));
 121
 122         if (dev->tvnorm != norm) {
 123                 if (vb2_is_busy(&dev->vb2_vidq) || vb2_is_busy(&dev->vb2_vbiq) ||
 124                     vb2_is_busy(&dev->vb2_mpegq))
 125                         return -EBUSY;
 126         }
 127
 128         dev->tvnorm = norm;
 129
 130         call_all(dev, video, s_std, norm);
 131
 132         return 0;
 133 }
 134
 135 static struct video_device *cx23885_vdev_init(struct cx23885_dev *dev,
 136                                     struct pci_dev *pci,
 137                                     struct video_device *template,
 138                                     char *type)
 139 {
 140         struct video_device *vfd;
 141         dprintk(1, "%s()\n", __func__);
 142
 143         vfd = video_device_alloc();
 144         if (NULL == vfd)
 145                 return NULL;
 146         *vfd = *template;
 147         vfd->v4l2_dev = &dev->v4l2_dev;
 148         vfd->release = video_device_release;
 149         vfd->lock = &dev->lock;
 150         snprintf(vfd->name, sizeof(vfd->name), "%s (%s)",
 151                  cx23885_boards[dev->board].name, type);
 152         video_set_drvdata(vfd, dev);
 153         return vfd;
 154 }
 155
 156 int cx23885_flatiron_write(struct cx23885_dev *dev, u8 reg, u8 data)
 157 {
 158         /* 8 bit registers, 8 bit values */
 159         u8 buf[] = { reg, data };
 160
 161         struct i2c_msg msg = { .addr = 0x98 >> 1,
 162                 .flags = 0, .buf = buf, .len = 2 };
 163
 164         return i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg, 1);
 165 }
 166
 167 u8 cx23885_flatiron_read(struct cx23885_dev *dev, u8 reg)
 168 {
 169         /* 8 bit registers, 8 bit values */
 170         int ret;
 171         u8 b0[] = { reg };
 172         u8 b1[] = { 0 };
 173
 174         struct i2c_msg msg[] = {
 175                 { .addr = 0x98 >> 1, .flags = 0, .buf = b0, .len = 1 },
 176                 { .addr = 0x98 >> 1, .flags = I2C_M_RD, .buf = b1, .len = 1 }
 177         };
 178
 179         ret = i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg[0], 2);
 180         if (ret != 2)
 181                 printk(KERN_ERR "%s() error\n", __func__);
 182
 183         return b1[0];
 184 }
 185
 186 static void cx23885_flatiron_dump(struct cx23885_dev *dev)
 187 {
 188         int i;
 189         dprintk(1, "Flatiron dump\n");
 190         for (i = 0; i < 0x24; i++) {
 191                 dprintk(1, "FI[%02x] = %02x\n", i,
 192                         cx23885_flatiron_read(dev, i));
 193         }
 194 }
 195
 196 static int cx23885_flatiron_mux(struct cx23885_dev *dev, int input)
 197 {
 198         u8 val;
 199         dprintk(1, "%s(input = %d)\n", __func__, input);
 200
 201         if (input == 1)
 202                 val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) & ~FLD_CH_SEL;
 203         else if (input == 2)
 204                 val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) | FLD_CH_SEL;
 205         else
 206                 return -EINVAL;
 207
 208         val |= 0x20; /* Enable clock to delta-sigma and dec filter */
 209
 210         cx23885_flatiron_write(dev, CH_PWR_CTRL1, val);
 211
 212         /* Wake up */
 213         cx23885_flatiron_write(dev, CH_PWR_CTRL2, 0);
 214
 215         if (video_debug)
 216                 cx23885_flatiron_dump(dev);
 217
 218         return 0;
 219 }
 220
 221 static int cx23885_video_mux(struct cx23885_dev *dev, unsigned int input)
 222 {
 223         dprintk(1, "%s() video_mux: %d [vmux=%d, gpio=0x%x,0x%x,0x%x,0x%x]\n",
 224                 __func__,
 225                 input, INPUT(input)->vmux,
 226                 INPUT(input)->gpio0, INPUT(input)->gpio1,
 227                 INPUT(input)->gpio2, INPUT(input)->gpio3);
 228         dev->input = input;
 229
 230         if (dev->board == CX23885_BOARD_MYGICA_X8506 ||
 231                 dev->board == CX23885_BOARD_MAGICPRO_PROHDTVE2 ||
 232                 dev->board == CX23885_BOARD_MYGICA_X8507) {
 233                 /* Select Analog TV */
 234                 if (INPUT(input)->type == CX23885_VMUX_TELEVISION)
 235                         cx23885_gpio_clear(dev, GPIO_0);
 236         }
 237
 238         /* Tell the internal A/V decoder */
 239         v4l2_subdev_call(dev->sd_cx25840, video, s_routing,
 240                         INPUT(input)->vmux, 0, 0);
 241
 242         if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1800) ||
 243                 (dev->board == CX23885_BOARD_MPX885) ||
 244                 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1250) ||
 245                 (dev->board == CX23885_BOARD_HAUPPAUGE_IMPACTVCBE) ||
 246                 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) ||
 247                 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111) ||
 248                 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) ||
 249                 (dev->board == CX23885_BOARD_MYGICA_X8507) ||
 250                 (dev->board == CX23885_BOARD_AVERMEDIA_HC81R)) {
 251                 /* Configure audio routing */
 252                 v4l2_subdev_call(dev->sd_cx25840, audio, s_routing,
 253                         INPUT(input)->amux, 0, 0);
 254
 255                 if (INPUT(input)->amux == CX25840_AUDIO7)
 256                         cx23885_flatiron_mux(dev, 1);
 257                 else if (INPUT(input)->amux == CX25840_AUDIO6)
 258                         cx23885_flatiron_mux(dev, 2);
 259         }
 260
 261         return 0;
 262 }
 263
 264 static int cx23885_audio_mux(struct cx23885_dev *dev, unsigned int input)
 265 {
 266         dprintk(1, "%s(input=%d)\n", __func__, input);
 267
 268         /* The baseband video core of the cx23885 has two audio inputs.
 269          * LR1 and LR2. In almost every single case so far only HVR1xxx
 270          * cards we've only ever supported LR1. Time to support LR2,
 271          * which is available via the optional white breakout header on
 272          * the board.
 273          * We'll use a could of existing enums in the card struct to allow
 274          * devs to specify which baseband input they need, or just default
 275          * to what we've always used.
 276          */
 277         if (INPUT(input)->amux == CX25840_AUDIO7)
 278                 cx23885_flatiron_mux(dev, 1);
 279         else if (INPUT(input)->amux == CX25840_AUDIO6)
 280                 cx23885_flatiron_mux(dev, 2);
 281         else {
 282                 /* Not specifically defined, assume the default. */
 283                 cx23885_flatiron_mux(dev, 1);
 284         }
 285
 286         return 0;
 287 }
 288
 289 /* ------------------------------------------------------------------ */
 290 static int cx23885_start_video_dma(struct cx23885_dev *dev,
 291                            struct cx23885_dmaqueue *q,
 292                            struct cx23885_buffer *buf)
 293 {
 294         dprintk(1, "%s()\n", __func__);
 295
 296         /* Stop the dma/fifo before we tamper with it's risc programs */
 297         cx_clear(VID_A_DMA_CTL, 0x11);
 298
 299         /* setup fifo + format */
 300         cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH01],
 301                                 buf->bpl, buf->risc.dma);
 302
 303         /* reset counter */
 304         cx_write(VID_A_GPCNT_CTL, 3);
 305         q->count = 0;
 306
 307         /* enable irq */
 308         cx23885_irq_add_enable(dev, 0x01);
 309         cx_set(VID_A_INT_MSK, 0x000011);
 310
 311         /* start dma */
 312         cx_set(DEV_CNTRL2, (1<<5));
 313         cx_set(VID_A_DMA_CTL, 0x11); /* FIFO and RISC enable */
 314
 315         return 0;
 316 }
 317
 318 static int queue_setup(struct vb2_queue *q, const struct v4l2_format *fmt,
 319                            unsigned int *num_buffers, unsigned int *num_planes,
 320                            unsigned int sizes[], void *alloc_ctxs[])
 321 {
 322         struct cx23885_dev *dev = q->drv_priv;
 323
 324         *num_planes = 1;
 325         sizes[0] = (dev->fmt->depth * dev->width * dev->height) >> 3;
 326         alloc_ctxs[0] = dev->alloc_ctx;
 327         return 0;
 328 }
 329
 330 static int buffer_prepare(struct vb2_buffer *vb)
 331 {
 332         struct cx23885_dev *dev = vb->vb2_queue->drv_priv;
 333         struct cx23885_buffer *buf =
 334                 container_of(vb, struct cx23885_buffer, vb);
 335         u32 line0_offset, line1_offset;
 336         struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0);
 337         int field_tff;
 338
 339         buf->bpl = (dev->width * dev->fmt->depth) >> 3;
 340
 341         if (vb2_plane_size(vb, 0) < dev->height * buf->bpl)
 342                 return -EINVAL;
 343         vb2_set_plane_payload(vb, 0, dev->height * buf->bpl);
 344
 345         switch (dev->field) {
 346         case V4L2_FIELD_TOP:
 347                 cx23885_risc_buffer(dev->pci, &buf->risc,
 348                                 sgt->sgl, 0, UNSET,
 349                                 buf->bpl, 0, dev->height);
 350                 break;
 351         case V4L2_FIELD_BOTTOM:
 352                 cx23885_risc_buffer(dev->pci, &buf->risc,
 353                                 sgt->sgl, UNSET, 0,
 354                                 buf->bpl, 0, dev->height);
 355                 break;
 356         case V4L2_FIELD_INTERLACED:
 357                 if (dev->tvnorm & V4L2_STD_525_60)
 358                         /* NTSC or  */
 359                         field_tff = 1;
 360                 else
 361                         field_tff = 0;
 362
 363                 if (cx23885_boards[dev->board].force_bff)
 364                         /* PAL / SECAM OR 888 in NTSC MODE */
 365                         field_tff = 0;
 366
 367                 if (field_tff) {
 368                         /* cx25840 transmits NTSC bottom field first */
 369                         dprintk(1, "%s() Creating TFF/NTSC risc\n",
 370                                         __func__);
 371                         line0_offset = buf->bpl;
 372                         line1_offset = 0;
 373                 } else {
 374                         /* All other formats are top field first */
 375                         dprintk(1, "%s() Creating BFF/PAL/SECAM risc\n",
 376                                         __func__);
 377                         line0_offset = 0;
 378                         line1_offset = buf->bpl;
 379                 }
 380                 cx23885_risc_buffer(dev->pci, &buf->risc,
 381                                 sgt->sgl, line0_offset,
 382                                 line1_offset,
 383                                 buf->bpl, buf->bpl,
 384                                 dev->height >> 1);
 385                 break;
 386         case V4L2_FIELD_SEQ_TB:
 387                 cx23885_risc_buffer(dev->pci, &buf->risc,
 388                                 sgt->sgl,
 389                                 0, buf->bpl * (dev->height >> 1),
 390                                 buf->bpl, 0,
 391                                 dev->height >> 1);
 392                 break;
 393         case V4L2_FIELD_SEQ_BT:
 394                 cx23885_risc_buffer(dev->pci, &buf->risc,
 395                                 sgt->sgl,
 396                                 buf->bpl * (dev->height >> 1), 0,
 397                                 buf->bpl, 0,
 398                                 dev->height >> 1);
 399                 break;
 400         default:
 401                 BUG();
 402         }
 403         dprintk(2, "[%p/%d] buffer_init - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
 404                 buf, buf->vb.v4l2_buf.index,
 405                 dev->width, dev->height, dev->fmt->depth, dev->fmt->name,
 406                 (unsigned long)buf->risc.dma);
 407         return 0;
 408 }
 409
 410 static void buffer_finish(struct vb2_buffer *vb)
 411 {
 412         struct cx23885_buffer *buf = container_of(vb,
 413                 struct cx23885_buffer, vb);
 414
 415         cx23885_free_buffer(vb->vb2_queue->drv_priv, buf);
 416 }
 417
 418 /*
 419  * The risc program for each buffer works as follows: it starts with a simple
 420  * 'JUMP to addr + 12', which is effectively a NOP. Then the code to DMA the
 421  * buffer follows and at the end we have a JUMP back to the start + 12 (skipping
 422  * the initial JUMP).
 423  *
 424  * This is the risc program of the first buffer to be queued if the active list
 425  * is empty and it just keeps DMAing this buffer without generating any
 426  * interrupts.
 427  *
 428  * If a new buffer is added then the initial JUMP in the code for that buffer
 429  * will generate an interrupt which signals that the previous buffer has been
 430  * DMAed successfully and that it can be returned to userspace.
 431  *
 432  * It also sets the final jump of the previous buffer to the start of the new
 433  * buffer, thus chaining the new buffer into the DMA chain. This is a single
 434  * atomic u32 write, so there is no race condition.
 435  *
 436  * The end-result of all this that you only get an interrupt when a buffer
 437  * is ready, so the control flow is very easy.
 438  */
 439 static void buffer_queue(struct vb2_buffer *vb)
 440 {
 441         struct cx23885_dev *dev = vb->vb2_queue->drv_priv;
 442         struct cx23885_buffer   *buf = container_of(vb,
 443                 struct cx23885_buffer, vb);
 444         struct cx23885_buffer   *prev;
 445         struct cx23885_dmaqueue *q    = &dev->vidq;
 446         unsigned long flags;
 447
 448         /* add jump to start */
 449         buf->risc.cpu[1] = cpu_to_le32(buf->risc.dma + 12);
 450         buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_CNT_INC);
 451         buf->risc.jmp[1] = cpu_to_le32(buf->risc.dma + 12);
 452         buf->risc.jmp[2] = cpu_to_le32(0); /* bits 63-32 */
 453
 454         spin_lock_irqsave(&dev->slock, flags);
 455         if (list_empty(&q->active)) {
 456                 list_add_tail(&buf->queue, &q->active);
 457                 dprintk(2, "[%p/%d] buffer_queue - first active\n",
 458                         buf, buf->vb.v4l2_buf.index);
 459         } else {
 460                 buf->risc.cpu[0] |= cpu_to_le32(RISC_IRQ1);
 461                 prev = list_entry(q->active.prev, struct cx23885_buffer,
 462                         queue);
 463                 list_add_tail(&buf->queue, &q->active);
 464                 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
 465                 dprintk(2, "[%p/%d] buffer_queue - append to active\n",
 466                                 buf, buf->vb.v4l2_buf.index);
 467         }
 468         spin_unlock_irqrestore(&dev->slock, flags);
 469 }
 470
 471 static int cx23885_start_streaming(struct vb2_queue *q, unsigned int count)
 472 {
 473         struct cx23885_dev *dev = q->drv_priv;
 474         struct cx23885_dmaqueue *dmaq = &dev->vidq;
 475         struct cx23885_buffer *buf = list_entry(dmaq->active.next,
 476                         struct cx23885_buffer, queue);
 477
 478         cx23885_start_video_dma(dev, dmaq, buf);
 479         return 0;
 480 }
 481
 482 static void cx23885_stop_streaming(struct vb2_queue *q)
 483 {
 484         struct cx23885_dev *dev = q->drv_priv;
 485         struct cx23885_dmaqueue *dmaq = &dev->vidq;
 486         unsigned long flags;
 487
 488         cx_clear(VID_A_DMA_CTL, 0x11);
 489         spin_lock_irqsave(&dev->slock, flags);
 490         while (!list_empty(&dmaq->active)) {
 491                 struct cx23885_buffer *buf = list_entry(dmaq->active.next,
 492                         struct cx23885_buffer, queue);
 493
 494                 list_del(&buf->queue);
 495                 vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR);
 496         }
 497         spin_unlock_irqrestore(&dev->slock, flags);
 498 }
 499
 500 static struct vb2_ops cx23885_video_qops = {
 501         .queue_setup    = queue_setup,
 502         .buf_prepare  = buffer_prepare,
 503         .buf_finish = buffer_finish,
 504         .buf_queue    = buffer_queue,
 505         .wait_prepare = vb2_ops_wait_prepare,
 506         .wait_finish = vb2_ops_wait_finish,
 507         .start_streaming = cx23885_start_streaming,
 508         .stop_streaming = cx23885_stop_streaming,
 509 };
 510
 511 /* ------------------------------------------------------------------ */
 512 /* VIDEO IOCTLS                                                       */
 513
 514 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
 515         struct v4l2_format *f)
 516 {
 517         struct cx23885_dev *dev = video_drvdata(file);
 518
 519         f->fmt.pix.width        = dev->width;
 520         f->fmt.pix.height       = dev->height;
 521         f->fmt.pix.field        = dev->field;
 522         f->fmt.pix.pixelformat  = dev->fmt->fourcc;
 523         f->fmt.pix.bytesperline =
 524                 (f->fmt.pix.width * dev->fmt->depth) >> 3;
 525         f->fmt.pix.sizeimage =
 526                 f->fmt.pix.height * f->fmt.pix.bytesperline;
 527         f->fmt.pix.colorspace   = V4L2_COLORSPACE_SMPTE170M;
 528
 529         return 0;
 530 }
 531
 532 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
 533         struct v4l2_format *f)
 534 {
 535         struct cx23885_dev *dev = video_drvdata(file);
 536         struct cx23885_fmt *fmt;
 537         enum v4l2_field   field;
 538         unsigned int      maxw, maxh;
 539
 540         fmt = format_by_fourcc(f->fmt.pix.pixelformat);
 541         if (NULL == fmt)
 542                 return -EINVAL;
 543
 544         field = f->fmt.pix.field;
 545         maxw  = norm_maxw(dev->tvnorm);
 546         maxh  = norm_maxh(dev->tvnorm);
 547
 548         if (V4L2_FIELD_ANY == field) {
 549                 field = (f->fmt.pix.height > maxh/2)
 550                         ? V4L2_FIELD_INTERLACED
 551                         : V4L2_FIELD_BOTTOM;
 552         }
 553
 554         switch (field) {
 555         case V4L2_FIELD_TOP:
 556         case V4L2_FIELD_BOTTOM:
 557                 maxh = maxh / 2;
 558                 break;
 559         case V4L2_FIELD_INTERLACED:
 560         case V4L2_FIELD_SEQ_TB:
 561         case V4L2_FIELD_SEQ_BT:
 562                 break;
 563         default:
 564                 field = V4L2_FIELD_INTERLACED;
 565                 break;
 566         }
 567
 568         f->fmt.pix.field = field;
 569         v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2,
 570                               &f->fmt.pix.height, 32, maxh, 0, 0);
 571         f->fmt.pix.bytesperline =
 572                 (f->fmt.pix.width * fmt->depth) >> 3;
 573         f->fmt.pix.sizeimage =
 574                 f->fmt.pix.height * f->fmt.pix.bytesperline;
 575         f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
 576
 577         return 0;
 578 }
 579
 580 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
 581         struct v4l2_format *f)
 582 {
 583         struct cx23885_dev *dev = video_drvdata(file);
 584         struct v4l2_subdev_format format = {
 585                 .which = V4L2_SUBDEV_FORMAT_ACTIVE,
 586         };
 587         int err;
 588
 589         dprintk(2, "%s()\n", __func__);
 590         err = vidioc_try_fmt_vid_cap(file, priv, f);
 591
 592         if (0 != err)
 593                 return err;
 594
 595         if (vb2_is_busy(&dev->vb2_vidq) || vb2_is_busy(&dev->vb2_vbiq) ||
 596             vb2_is_busy(&dev->vb2_mpegq))
 597                 return -EBUSY;
 598
 599         dev->fmt        = format_by_fourcc(f->fmt.pix.pixelformat);
 600         dev->width      = f->fmt.pix.width;
 601         dev->height     = f->fmt.pix.height;
 602         dev->field      = f->fmt.pix.field;
 603         dprintk(2, "%s() width=%d height=%d field=%d\n", __func__,
 604                 dev->width, dev->height, dev->field);
 605         v4l2_fill_mbus_format(&format.format, &f->fmt.pix, MEDIA_BUS_FMT_FIXED);
 606         call_all(dev, pad, set_fmt, NULL, &format);
 607         v4l2_fill_pix_format(&f->fmt.pix, &format.format);
 608         /* set_fmt overwrites f->fmt.pix.field, restore it */
 609         f->fmt.pix.field = dev->field;
 610         return 0;
 611 }
 612
 613 static int vidioc_querycap(struct file *file, void  *priv,
 614         struct v4l2_capability *cap)
 615 {
 616         struct cx23885_dev *dev = video_drvdata(file);
 617         struct video_device *vdev = video_devdata(file);
 618
 619         strcpy(cap->driver, "cx23885");
 620         strlcpy(cap->card, cx23885_boards[dev->board].name,
 621                 sizeof(cap->card));
 622         sprintf(cap->bus_info, "PCIe:%s", pci_name(dev->pci));
 623         cap->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | V4L2_CAP_AUDIO;
 624         if (dev->tuner_type != TUNER_ABSENT)
 625                 cap->device_caps |= V4L2_CAP_TUNER;
 626         if (vdev->vfl_type == VFL_TYPE_VBI)
 627                 cap->device_caps |= V4L2_CAP_VBI_CAPTURE;
 628         else
 629                 cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE;
 630         cap->capabilities = cap->device_caps | V4L2_CAP_VBI_CAPTURE |
 631                 V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_DEVICE_CAPS;
 632         return 0;
 633 }
 634
 635 static int vidioc_enum_fmt_vid_cap(struct file *file, void  *priv,
 636         struct v4l2_fmtdesc *f)
 637 {
 638         if (unlikely(f->index >= ARRAY_SIZE(formats)))
 639                 return -EINVAL;
 640
 641         strlcpy(f->description, formats[f->index].name,
 642                 sizeof(f->description));
 643         f->pixelformat = formats[f->index].fourcc;
 644
 645         return 0;
 646 }
 647
 648 static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id)
 649 {
 650         struct cx23885_dev *dev = video_drvdata(file);
 651         dprintk(1, "%s()\n", __func__);
 652
 653         *id = dev->tvnorm;
 654         return 0;
 655 }
 656
 657 static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id tvnorms)
 658 {
 659         struct cx23885_dev *dev = video_drvdata(file);
 660         dprintk(1, "%s()\n", __func__);
 661
 662         return cx23885_set_tvnorm(dev, tvnorms);
 663 }
 664
 665 int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i)
 666 {
 667         static const char *iname[] = {
 668                 [CX23885_VMUX_COMPOSITE1] = "Composite1",
 669                 [CX23885_VMUX_COMPOSITE2] = "Composite2",
 670                 [CX23885_VMUX_COMPOSITE3] = "Composite3",
 671                 [CX23885_VMUX_COMPOSITE4] = "Composite4",
 672                 [CX23885_VMUX_SVIDEO]     = "S-Video",
 673                 [CX23885_VMUX_COMPONENT]  = "Component",
 674                 [CX23885_VMUX_TELEVISION] = "Television",
 675                 [CX23885_VMUX_CABLE]      = "Cable TV",
 676                 [CX23885_VMUX_DVB]        = "DVB",
 677                 [CX23885_VMUX_DEBUG]      = "for debug only",
 678         };
 679         unsigned int n;
 680         dprintk(1, "%s()\n", __func__);
 681
 682         n = i->index;
 683         if (n >= MAX_CX23885_INPUT)
 684                 return -EINVAL;
 685
 686         if (0 == INPUT(n)->type)
 687                 return -EINVAL;
 688
 689         i->index = n;
 690         i->type  = V4L2_INPUT_TYPE_CAMERA;
 691         strcpy(i->name, iname[INPUT(n)->type]);
 692         i->std = CX23885_NORMS;
 693         if ((CX23885_VMUX_TELEVISION == INPUT(n)->type) ||
 694                 (CX23885_VMUX_CABLE == INPUT(n)->type)) {
 695                 i->type = V4L2_INPUT_TYPE_TUNER;
 696                 i->audioset = 4;
 697         } else {
 698                 /* Two selectable audio inputs for non-tv inputs */
 699                 i->audioset = 3;
 700         }
 701
 702         if (dev->input == n) {
 703                 /* enum'd input matches our configured input.
 704                  * Ask the video decoder to process the call
 705                  * and give it an oppertunity to update the
 706                  * status field.
 707                  */
 708                 call_all(dev, video, g_input_status, &i->status);
 709         }
 710
 711         return 0;
 712 }
 713
 714 static int vidioc_enum_input(struct file *file, void *priv,
 715                                 struct v4l2_input *i)
 716 {
 717         struct cx23885_dev *dev = video_drvdata(file);
 718         dprintk(1, "%s()\n", __func__);
 719         return cx23885_enum_input(dev, i);
 720 }
 721
 722 int cx23885_get_input(struct file *file, void *priv, unsigned int *i)
 723 {
 724         struct cx23885_dev *dev = video_drvdata(file);
 725
 726         *i = dev->input;
 727         dprintk(1, "%s() returns %d\n", __func__, *i);
 728         return 0;
 729 }
 730
 731 static int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
 732 {
 733         return cx23885_get_input(file, priv, i);
 734 }
 735
 736 int cx23885_set_input(struct file *file, void *priv, unsigned int i)
 737 {
 738         struct cx23885_dev *dev = video_drvdata(file);
 739
 740         dprintk(1, "%s(%d)\n", __func__, i);
 741
 742         if (i >= MAX_CX23885_INPUT) {
 743                 dprintk(1, "%s() -EINVAL\n", __func__);
 744                 return -EINVAL;
 745         }
 746
 747         if (INPUT(i)->type == 0)
 748                 return -EINVAL;
 749
 750         cx23885_video_mux(dev, i);
 751
 752         /* By default establish the default audio input for the card also */
 753         /* Caller is free to use VIDIOC_S_AUDIO to override afterwards */
 754         cx23885_audio_mux(dev, i);
 755         return 0;
 756 }
 757
 758 static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
 759 {
 760         return cx23885_set_input(file, priv, i);
 761 }
 762
 763 static int vidioc_log_status(struct file *file, void *priv)
 764 {
 765         struct cx23885_dev *dev = video_drvdata(file);
 766
 767         call_all(dev, core, log_status);
 768         return 0;
 769 }
 770
 771 static int cx23885_query_audinput(struct file *file, void *priv,
 772         struct v4l2_audio *i)
 773 {
 774         struct cx23885_dev *dev = video_drvdata(file);
 775         static const char *iname[] = {
 776                 [0] = "Baseband L/R 1",
 777                 [1] = "Baseband L/R 2",
 778                 [2] = "TV",
 779         };
 780         unsigned int n;
 781         dprintk(1, "%s()\n", __func__);
 782
 783         n = i->index;
 784         if (n >= 3)
 785                 return -EINVAL;
 786
 787         memset(i, 0, sizeof(*i));
 788         i->index = n;
 789         strcpy(i->name, iname[n]);
 790         i->capability = V4L2_AUDCAP_STEREO;
 791         return 0;
 792
 793 }
 794
 795 static int vidioc_enum_audinput(struct file *file, void *priv,
 796                                 struct v4l2_audio *i)
 797 {
 798         return cx23885_query_audinput(file, priv, i);
 799 }
 800
 801 static int vidioc_g_audinput(struct file *file, void *priv,
 802         struct v4l2_audio *i)
 803 {
 804         struct cx23885_dev *dev = video_drvdata(file);
 805
 806         if ((CX23885_VMUX_TELEVISION == INPUT(dev->input)->type) ||
 807                 (CX23885_VMUX_CABLE == INPUT(dev->input)->type))
 808                 i->index = 2;
 809         else
 810                 i->index = dev->audinput;
 811         dprintk(1, "%s(input=%d)\n", __func__, i->index);
 812
 813         return cx23885_query_audinput(file, priv, i);
 814 }
 815
 816 static int vidioc_s_audinput(struct file *file, void *priv,
 817         const struct v4l2_audio *i)
 818 {
 819         struct cx23885_dev *dev = video_drvdata(file);
 820
 821         if ((CX23885_VMUX_TELEVISION == INPUT(dev->input)->type) ||
 822                 (CX23885_VMUX_CABLE == INPUT(dev->input)->type)) {
 823                 return i->index != 2 ? -EINVAL : 0;
 824         }
 825         if (i->index > 1)
 826                 return -EINVAL;
 827
 828         dprintk(1, "%s(%d)\n", __func__, i->index);
 829
 830         dev->audinput = i->index;
 831
 832         /* Skip the audio defaults from the cards struct, caller wants
 833          * directly touch the audio mux hardware. */
 834         cx23885_flatiron_mux(dev, dev->audinput + 1);
 835         return 0;
 836 }
 837
 838 static int vidioc_g_tuner(struct file *file, void *priv,
 839                                 struct v4l2_tuner *t)
 840 {
 841         struct cx23885_dev *dev = video_drvdata(file);
 842
 843         if (dev->tuner_type == TUNER_ABSENT)
 844                 return -EINVAL;
 845         if (0 != t->index)
 846                 return -EINVAL;
 847
 848         strcpy(t->name, "Television");
 849
 850         call_all(dev, tuner, g_tuner, t);
 851         return 0;
 852 }
 853
 854 static int vidioc_s_tuner(struct file *file, void *priv,
 855                                 const struct v4l2_tuner *t)
 856 {
 857         struct cx23885_dev *dev = video_drvdata(file);
 858
 859         if (dev->tuner_type == TUNER_ABSENT)
 860                 return -EINVAL;
 861         if (0 != t->index)
 862                 return -EINVAL;
 863         /* Update the A/V core */
 864         call_all(dev, tuner, s_tuner, t);
 865
 866         return 0;
 867 }
 868
 869 static int vidioc_g_frequency(struct file *file, void *priv,
 870                                 struct v4l2_frequency *f)
 871 {
 872         struct cx23885_dev *dev = video_drvdata(file);
 873
 874         if (dev->tuner_type == TUNER_ABSENT)
 875                 return -EINVAL;
 876
 877         f->type = V4L2_TUNER_ANALOG_TV;
 878         f->frequency = dev->freq;
 879
 880         call_all(dev, tuner, g_frequency, f);
 881
 882         return 0;
 883 }
 884
 885 static int cx23885_set_freq(struct cx23885_dev *dev, const struct v4l2_frequency *f)
 886 {
 887         struct v4l2_ctrl *mute;
 888         int old_mute_val = 1;
 889
 890         if (dev->tuner_type == TUNER_ABSENT)
 891                 return -EINVAL;
 892         if (unlikely(f->tuner != 0))
 893                 return -EINVAL;
 894
 895         dev->freq = f->frequency;
 896
 897         /* I need to mute audio here */
 898         mute = v4l2_ctrl_find(&dev->ctrl_handler, V4L2_CID_AUDIO_MUTE);
 899         if (mute) {
 900                 old_mute_val = v4l2_ctrl_g_ctrl(mute);
 901                 if (!old_mute_val)
 902                         v4l2_ctrl_s_ctrl(mute, 1);
 903         }
 904
 905         call_all(dev, tuner, s_frequency, f);
 906
 907         /* When changing channels it is required to reset TVAUDIO */
 908         msleep(100);
 909
 910         /* I need to unmute audio here */
 911         if (old_mute_val == 0)
 912                 v4l2_ctrl_s_ctrl(mute, old_mute_val);
 913
 914         return 0;
 915 }
 916
 917 static int cx23885_set_freq_via_ops(struct cx23885_dev *dev,
 918         const struct v4l2_frequency *f)
 919 {
 920         struct v4l2_ctrl *mute;
 921         int old_mute_val = 1;
 922         struct vb2_dvb_frontend *vfe;
 923         struct dvb_frontend *fe;
 924
 925         struct analog_parameters params = {
 926                 .mode      = V4L2_TUNER_ANALOG_TV,
 927                 .audmode   = V4L2_TUNER_MODE_STEREO,
 928                 .std       = dev->tvnorm,
 929                 .frequency = f->frequency
 930         };
 931
 932         dev->freq = f->frequency;
 933
 934         /* I need to mute audio here */
 935         mute = v4l2_ctrl_find(&dev->ctrl_handler, V4L2_CID_AUDIO_MUTE);
 936         if (mute) {
 937                 old_mute_val = v4l2_ctrl_g_ctrl(mute);
 938                 if (!old_mute_val)
 939                         v4l2_ctrl_s_ctrl(mute, 1);
 940         }
 941
 942         /* If HVR1850 */
 943         dprintk(1, "%s() frequency=%d tuner=%d std=0x%llx\n", __func__,
 944                 params.frequency, f->tuner, params.std);
 945
 946         vfe = vb2_dvb_get_frontend(&dev->ts2.frontends, 1);
 947         if (!vfe) {
 948                 return -EINVAL;
 949         }
 950
 951         fe = vfe->dvb.frontend;
 952
 953         if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) ||
 954             (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) ||
 955             (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111))
 956                 fe = &dev->ts1.analog_fe;
 957
 958         if (fe && fe->ops.tuner_ops.set_analog_params) {
 959                 call_all(dev, video, s_std, dev->tvnorm);
 960                 fe->ops.tuner_ops.set_analog_params(fe, &params);
 961         }
 962         else
 963                 printk(KERN_ERR "%s() No analog tuner, aborting\n", __func__);
 964
 965         /* When changing channels it is required to reset TVAUDIO */
 966         msleep(100);
 967
 968         /* I need to unmute audio here */
 969         if (old_mute_val == 0)
 970                 v4l2_ctrl_s_ctrl(mute, old_mute_val);
 971
 972         return 0;
 973 }
 974
 975 int cx23885_set_frequency(struct file *file, void *priv,
 976         const struct v4l2_frequency *f)
 977 {
 978         struct cx23885_dev *dev = video_drvdata(file);
 979         int ret;
 980
 981         switch (dev->board) {
 982         case CX23885_BOARD_HAUPPAUGE_HVR1255:
 983         case CX23885_BOARD_HAUPPAUGE_HVR1255_22111:
 984         case CX23885_BOARD_HAUPPAUGE_HVR1850:
 985                 ret = cx23885_set_freq_via_ops(dev, f);
 986                 break;
 987         default:
 988                 ret = cx23885_set_freq(dev, f);
 989         }
 990
 991         return ret;
 992 }
 993
 994 static int vidioc_s_frequency(struct file *file, void *priv,
 995         const struct v4l2_frequency *f)
 996 {
 997         return cx23885_set_frequency(file, priv, f);
 998 }
 999
1000 /* ----------------------------------------------------------- */
1001
1002 int cx23885_video_irq(struct cx23885_dev *dev, u32 status)
1003 {
1004         u32 mask, count;
1005         int handled = 0;
1006
1007         mask   = cx_read(VID_A_INT_MSK);
1008         if (0 == (status & mask))
1009                 return handled;
1010
1011         cx_write(VID_A_INT_STAT, status);
1012
1013         /* risc op code error, fifo overflow or line sync detection error */
1014         if ((status & VID_BC_MSK_OPC_ERR) ||
1015                 (status & VID_BC_MSK_SYNC) ||
1016                 (status & VID_BC_MSK_OF)) {
1017
1018                 if (status & VID_BC_MSK_OPC_ERR) {
1019                         dprintk(7, " (VID_BC_MSK_OPC_ERR 0x%08x)\n",
1020                                 VID_BC_MSK_OPC_ERR);
1021                         printk(KERN_WARNING "%s: video risc op code error\n",
1022                                 dev->name);
1023                         cx23885_sram_channel_dump(dev,
1024                                 &dev->sram_channels[SRAM_CH01]);
1025                 }
1026
1027                 if (status & VID_BC_MSK_SYNC)
1028                         dprintk(7, " (VID_BC_MSK_SYNC 0x%08x) "
1029                                 "video lines miss-match\n",
1030                                 VID_BC_MSK_SYNC);
1031
1032                 if (status & VID_BC_MSK_OF)
1033                         dprintk(7, " (VID_BC_MSK_OF 0x%08x) fifo overflow\n",
1034                                 VID_BC_MSK_OF);
1035
1036         }
1037
1038         /* Video */
1039         if (status & VID_BC_MSK_RISCI1) {
1040                 spin_lock(&dev->slock);
1041                 count = cx_read(VID_A_GPCNT);
1042                 cx23885_video_wakeup(dev, &dev->vidq, count);
1043                 spin_unlock(&dev->slock);
1044                 handled++;
1045         }
1046
1047         /* Allow the VBI framework to process it's payload */
1048         handled += cx23885_vbi_irq(dev, status);
1049
1050         return handled;
1051 }
1052
1053 /* ----------------------------------------------------------- */
1054 /* exported stuff                                              */
1055
1056 static const struct v4l2_file_operations video_fops = {
1057         .owner         = THIS_MODULE,
1058         .open           = v4l2_fh_open,
1059         .release        = vb2_fop_release,
1060         .read           = vb2_fop_read,
1061         .poll           = vb2_fop_poll,
1062         .unlocked_ioctl = video_ioctl2,
1063         .mmap           = vb2_fop_mmap,
1064 };
1065
1066 static const struct v4l2_ioctl_ops video_ioctl_ops = {
1067         .vidioc_querycap      = vidioc_querycap,
1068         .vidioc_enum_fmt_vid_cap  = vidioc_enum_fmt_vid_cap,
1069         .vidioc_g_fmt_vid_cap     = vidioc_g_fmt_vid_cap,
1070         .vidioc_try_fmt_vid_cap   = vidioc_try_fmt_vid_cap,
1071         .vidioc_s_fmt_vid_cap     = vidioc_s_fmt_vid_cap,
1072         .vidioc_g_fmt_vbi_cap     = cx23885_vbi_fmt,
1073         .vidioc_try_fmt_vbi_cap   = cx23885_vbi_fmt,
1074         .vidioc_s_fmt_vbi_cap     = cx23885_vbi_fmt,
1075         .vidioc_reqbufs       = vb2_ioctl_reqbufs,
1076         .vidioc_prepare_buf   = vb2_ioctl_prepare_buf,
1077         .vidioc_querybuf      = vb2_ioctl_querybuf,
1078         .vidioc_qbuf          = vb2_ioctl_qbuf,
1079         .vidioc_dqbuf         = vb2_ioctl_dqbuf,
1080         .vidioc_streamon      = vb2_ioctl_streamon,
1081         .vidioc_streamoff     = vb2_ioctl_streamoff,
1082         .vidioc_s_std         = vidioc_s_std,
1083         .vidioc_g_std         = vidioc_g_std,
1084         .vidioc_enum_input    = vidioc_enum_input,
1085         .vidioc_g_input       = vidioc_g_input,
1086         .vidioc_s_input       = vidioc_s_input,
1087         .vidioc_log_status    = vidioc_log_status,
1088         .vidioc_g_tuner       = vidioc_g_tuner,
1089         .vidioc_s_tuner       = vidioc_s_tuner,
1090         .vidioc_g_frequency   = vidioc_g_frequency,
1091         .vidioc_s_frequency   = vidioc_s_frequency,
1092 #ifdef CONFIG_VIDEO_ADV_DEBUG
1093         .vidioc_g_chip_info   = cx23885_g_chip_info,
1094         .vidioc_g_register    = cx23885_g_register,
1095         .vidioc_s_register    = cx23885_s_register,
1096 #endif
1097         .vidioc_enumaudio     = vidioc_enum_audinput,
1098         .vidioc_g_audio       = vidioc_g_audinput,
1099         .vidioc_s_audio       = vidioc_s_audinput,
1100         .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
1101         .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
1102 };
1103
1104 static struct video_device cx23885_vbi_template;
1105 static struct video_device cx23885_video_template = {
1106         .name                 = "cx23885-video",
1107         .fops                 = &video_fops,
1108         .ioctl_ops            = &video_ioctl_ops,
1109         .tvnorms              = CX23885_NORMS,
1110 };
1111
1112 void cx23885_video_unregister(struct cx23885_dev *dev)
1113 {
1114         dprintk(1, "%s()\n", __func__);
1115         cx23885_irq_remove(dev, 0x01);
1116
1117         if (dev->vbi_dev) {
1118                 if (video_is_registered(dev->vbi_dev))
1119                         video_unregister_device(dev->vbi_dev);
1120                 else
1121                         video_device_release(dev->vbi_dev);
1122                 dev->vbi_dev = NULL;
1123         }
1124         if (dev->video_dev) {
1125                 if (video_is_registered(dev->video_dev))
1126                         video_unregister_device(dev->video_dev);
1127                 else
1128                         video_device_release(dev->video_dev);
1129                 dev->video_dev = NULL;
1130         }
1131
1132         if (dev->audio_dev)
1133                 cx23885_audio_unregister(dev);
1134 }
1135
1136 int cx23885_video_register(struct cx23885_dev *dev)
1137 {
1138         struct vb2_queue *q;
1139         int err;
1140
1141         dprintk(1, "%s()\n", __func__);
1142
1143         /* Initialize VBI template */
1144         cx23885_vbi_template = cx23885_video_template;
1145         strcpy(cx23885_vbi_template.name, "cx23885-vbi");
1146
1147         dev->tvnorm = V4L2_STD_NTSC_M;
1148         dev->fmt = format_by_fourcc(V4L2_PIX_FMT_YUYV);
1149         dev->field = V4L2_FIELD_INTERLACED;
1150         dev->width = 720;
1151         dev->height = norm_maxh(dev->tvnorm);
1152
1153         /* init video dma queues */
1154         INIT_LIST_HEAD(&dev->vidq.active);
1155
1156         /* init vbi dma queues */
1157         INIT_LIST_HEAD(&dev->vbiq.active);
1158
1159         cx23885_irq_add_enable(dev, 0x01);
1160
1161         if ((TUNER_ABSENT != dev->tuner_type) &&
1162                         ((dev->tuner_bus == 0) || (dev->tuner_bus == 1))) {
1163                 struct v4l2_subdev *sd = NULL;
1164
1165                 if (dev->tuner_addr)
1166                         sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
1167                                 &dev->i2c_bus[dev->tuner_bus].i2c_adap,
1168                                 "tuner", dev->tuner_addr, NULL);
1169                 else
1170                         sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
1171                                 &dev->i2c_bus[dev->tuner_bus].i2c_adap,
1172                                 "tuner", 0, v4l2_i2c_tuner_addrs(ADDRS_TV));
1173                 if (sd) {
1174                         struct tuner_setup tun_setup;
1175
1176                         memset(&tun_setup, 0, sizeof(tun_setup));
1177                         tun_setup.mode_mask = T_ANALOG_TV;
1178                         tun_setup.type = dev->tuner_type;
1179                         tun_setup.addr = v4l2_i2c_subdev_addr(sd);
1180                         tun_setup.tuner_callback = cx23885_tuner_callback;
1181
1182                         v4l2_subdev_call(sd, tuner, s_type_addr, &tun_setup);
1183
1184                         if ((dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXTV1200) ||
1185                             (dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXPVR2200)) {
1186                                 struct xc2028_ctrl ctrl = {
1187                                         .fname = XC2028_DEFAULT_FIRMWARE,
1188                                         .max_len = 64
1189                                 };
1190                                 struct v4l2_priv_tun_config cfg = {
1191                                         .tuner = dev->tuner_type,
1192                                         .priv = &ctrl
1193                                 };
1194                                 v4l2_subdev_call(sd, tuner, s_config, &cfg);
1195                         }
1196
1197                         if (dev->board == CX23885_BOARD_AVERMEDIA_HC81R) {
1198                                 struct xc2028_ctrl ctrl = {
1199                                         .fname = "xc3028L-v36.fw",
1200                                         .max_len = 64
1201                                 };
1202                                 struct v4l2_priv_tun_config cfg = {
1203                                         .tuner = dev->tuner_type,
1204                                         .priv = &ctrl
1205                                 };
1206                                 v4l2_subdev_call(sd, tuner, s_config, &cfg);
1207                         }
1208                 }
1209         }
1210
1211         /* initial device configuration */
1212         mutex_lock(&dev->lock);
1213         cx23885_set_tvnorm(dev, dev->tvnorm);
1214         cx23885_video_mux(dev, 0);
1215         cx23885_audio_mux(dev, 0);
1216         mutex_unlock(&dev->lock);
1217
1218         q = &dev->vb2_vidq;
1219         q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1220         q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
1221         q->gfp_flags = GFP_DMA32;
1222         q->min_buffers_needed = 2;
1223         q->drv_priv = dev;
1224         q->buf_struct_size = sizeof(struct cx23885_buffer);
1225         q->ops = &cx23885_video_qops;
1226         q->mem_ops = &vb2_dma_sg_memops;
1227         q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
1228         q->lock = &dev->lock;
1229
1230         err = vb2_queue_init(q);
1231         if (err < 0)
1232                 goto fail_unreg;
1233
1234         q = &dev->vb2_vbiq;
1235         q->type = V4L2_BUF_TYPE_VBI_CAPTURE;
1236         q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
1237         q->gfp_flags = GFP_DMA32;
1238         q->min_buffers_needed = 2;
1239         q->drv_priv = dev;
1240         q->buf_struct_size = sizeof(struct cx23885_buffer);
1241         q->ops = &cx23885_vbi_qops;
1242         q->mem_ops = &vb2_dma_sg_memops;
1243         q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
1244         q->lock = &dev->lock;
1245
1246         err = vb2_queue_init(q);
1247         if (err < 0)
1248                 goto fail_unreg;
1249
1250         /* register Video device */
1251         dev->video_dev = cx23885_vdev_init(dev, dev->pci,
1252                 &cx23885_video_template, "video");
1253         dev->video_dev->queue = &dev->vb2_vidq;
1254         err = video_register_device(dev->video_dev, VFL_TYPE_GRABBER,
1255                                     video_nr[dev->nr]);
1256         if (err < 0) {
1257                 printk(KERN_INFO "%s: can't register video device\n",
1258                         dev->name);
1259                 goto fail_unreg;
1260         }
1261         printk(KERN_INFO "%s: registered device %s [v4l2]\n",
1262                dev->name, video_device_node_name(dev->video_dev));
1263
1264         /* register VBI device */
1265         dev->vbi_dev = cx23885_vdev_init(dev, dev->pci,
1266                 &cx23885_vbi_template, "vbi");
1267         dev->vbi_dev->queue = &dev->vb2_vbiq;
1268         err = video_register_device(dev->vbi_dev, VFL_TYPE_VBI,
1269                                     vbi_nr[dev->nr]);
1270         if (err < 0) {
1271                 printk(KERN_INFO "%s: can't register vbi device\n",
1272                         dev->name);
1273                 goto fail_unreg;
1274         }
1275         printk(KERN_INFO "%s: registered device %s\n",
1276                dev->name, video_device_node_name(dev->vbi_dev));
1277
1278         /* Register ALSA audio device */
1279         dev->audio_dev = cx23885_audio_register(dev);
1280
1281         return 0;
1282
1283 fail_unreg:
1284         cx23885_video_unregister(dev);
1285         return err;
1286 }