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, ¶ms); 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 } 1287