1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * Driver for the Conexant CX23885 PCIe bridge 4 * 5 * Copyright (c) 2007 Steven Toth <stoth@linuxtv.org> 6 */ 7 8 #include "cx23885.h" 9 #include "cx23885-video.h" 10 11 #include <linux/init.h> 12 #include <linux/list.h> 13 #include <linux/module.h> 14 #include <linux/moduleparam.h> 15 #include <linux/kmod.h> 16 #include <linux/kernel.h> 17 #include <linux/slab.h> 18 #include <linux/interrupt.h> 19 #include <linux/delay.h> 20 #include <linux/kthread.h> 21 #include <asm/div64.h> 22 23 #include <media/v4l2-common.h> 24 #include <media/v4l2-ioctl.h> 25 #include <media/v4l2-event.h> 26 #include "cx23885-ioctl.h" 27 #include "tuner-xc2028.h" 28 29 #include <media/drv-intf/cx25840.h> 30 31 MODULE_DESCRIPTION("v4l2 driver module for cx23885 based TV cards"); 32 MODULE_AUTHOR("Steven Toth <stoth@linuxtv.org>"); 33 MODULE_LICENSE("GPL"); 34 35 /* ------------------------------------------------------------------ */ 36 37 static unsigned int video_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET }; 38 static unsigned int vbi_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET }; 39 40 module_param_array(video_nr, int, NULL, 0444); 41 module_param_array(vbi_nr, int, NULL, 0444); 42 43 MODULE_PARM_DESC(video_nr, "video device numbers"); 44 MODULE_PARM_DESC(vbi_nr, "vbi device numbers"); 45 46 static unsigned int video_debug; 47 module_param(video_debug, int, 0644); 48 MODULE_PARM_DESC(video_debug, "enable debug messages [video]"); 49 50 static unsigned int irq_debug; 51 module_param(irq_debug, int, 0644); 52 MODULE_PARM_DESC(irq_debug, "enable debug messages [IRQ handler]"); 53 54 static unsigned int vid_limit = 16; 55 module_param(vid_limit, int, 0644); 56 MODULE_PARM_DESC(vid_limit, "capture memory limit in megabytes"); 57 58 #define dprintk(level, fmt, arg...)\ 59 do { if (video_debug >= level)\ 60 printk(KERN_DEBUG pr_fmt("%s: video:" fmt), \ 61 __func__, ##arg); \ 62 } while (0) 63 64 /* ------------------------------------------------------------------- */ 65 /* static data */ 66 67 #define FORMAT_FLAGS_PACKED 0x01 68 static struct cx23885_fmt formats[] = { 69 { 70 .name = "4:2:2, packed, YUYV", 71 .fourcc = V4L2_PIX_FMT_YUYV, 72 .depth = 16, 73 .flags = FORMAT_FLAGS_PACKED, 74 } 75 }; 76 77 static struct cx23885_fmt *format_by_fourcc(unsigned int fourcc) 78 { 79 unsigned int i; 80 81 for (i = 0; i < ARRAY_SIZE(formats); i++) 82 if (formats[i].fourcc == fourcc) 83 return formats+i; 84 return NULL; 85 } 86 87 /* ------------------------------------------------------------------- */ 88 89 void cx23885_video_wakeup(struct cx23885_dev *dev, 90 struct cx23885_dmaqueue *q, u32 count) 91 { 92 struct cx23885_buffer *buf; 93 94 if (list_empty(&q->active)) 95 return; 96 buf = list_entry(q->active.next, 97 struct cx23885_buffer, queue); 98 99 buf->vb.sequence = q->count++; 100 buf->vb.vb2_buf.timestamp = ktime_get_ns(); 101 dprintk(2, "[%p/%d] wakeup reg=%d buf=%d\n", buf, 102 buf->vb.vb2_buf.index, count, q->count); 103 list_del(&buf->queue); 104 vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_DONE); 105 } 106 107 int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm) 108 { 109 struct v4l2_subdev_format format = { 110 .which = V4L2_SUBDEV_FORMAT_ACTIVE, 111 .format.code = MEDIA_BUS_FMT_FIXED, 112 }; 113 114 dprintk(1, "%s(norm = 0x%08x) name: [%s]\n", 115 __func__, 116 (unsigned int)norm, 117 v4l2_norm_to_name(norm)); 118 119 if (dev->tvnorm == norm) 120 return 0; 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 dev->width = 720; 130 dev->height = norm_maxh(norm); 131 dev->field = V4L2_FIELD_INTERLACED; 132 133 call_all(dev, video, s_std, norm); 134 135 format.format.width = dev->width; 136 format.format.height = dev->height; 137 format.format.field = dev->field; 138 call_all(dev, pad, set_fmt, NULL, &format); 139 140 return 0; 141 } 142 143 static struct video_device *cx23885_vdev_init(struct cx23885_dev *dev, 144 struct pci_dev *pci, 145 struct video_device *template, 146 char *type) 147 { 148 struct video_device *vfd; 149 dprintk(1, "%s()\n", __func__); 150 151 vfd = video_device_alloc(); 152 if (NULL == vfd) 153 return NULL; 154 *vfd = *template; 155 vfd->v4l2_dev = &dev->v4l2_dev; 156 vfd->release = video_device_release; 157 vfd->lock = &dev->lock; 158 snprintf(vfd->name, sizeof(vfd->name), "%s (%s)", 159 cx23885_boards[dev->board].name, type); 160 video_set_drvdata(vfd, dev); 161 return vfd; 162 } 163 164 int cx23885_flatiron_write(struct cx23885_dev *dev, u8 reg, u8 data) 165 { 166 /* 8 bit registers, 8 bit values */ 167 u8 buf[] = { reg, data }; 168 169 struct i2c_msg msg = { .addr = 0x98 >> 1, 170 .flags = 0, .buf = buf, .len = 2 }; 171 172 return i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg, 1); 173 } 174 175 u8 cx23885_flatiron_read(struct cx23885_dev *dev, u8 reg) 176 { 177 /* 8 bit registers, 8 bit values */ 178 int ret; 179 u8 b0[] = { reg }; 180 u8 b1[] = { 0 }; 181 182 struct i2c_msg msg[] = { 183 { .addr = 0x98 >> 1, .flags = 0, .buf = b0, .len = 1 }, 184 { .addr = 0x98 >> 1, .flags = I2C_M_RD, .buf = b1, .len = 1 } 185 }; 186 187 ret = i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg[0], 2); 188 if (ret != 2) 189 pr_err("%s() error\n", __func__); 190 191 return b1[0]; 192 } 193 194 static void cx23885_flatiron_dump(struct cx23885_dev *dev) 195 { 196 int i; 197 dprintk(1, "Flatiron dump\n"); 198 for (i = 0; i < 0x24; i++) { 199 dprintk(1, "FI[%02x] = %02x\n", i, 200 cx23885_flatiron_read(dev, i)); 201 } 202 } 203 204 static int cx23885_flatiron_mux(struct cx23885_dev *dev, int input) 205 { 206 u8 val; 207 dprintk(1, "%s(input = %d)\n", __func__, input); 208 209 if (input == 1) 210 val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) & ~FLD_CH_SEL; 211 else if (input == 2) 212 val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) | FLD_CH_SEL; 213 else 214 return -EINVAL; 215 216 val |= 0x20; /* Enable clock to delta-sigma and dec filter */ 217 218 cx23885_flatiron_write(dev, CH_PWR_CTRL1, val); 219 220 /* Wake up */ 221 cx23885_flatiron_write(dev, CH_PWR_CTRL2, 0); 222 223 if (video_debug) 224 cx23885_flatiron_dump(dev); 225 226 return 0; 227 } 228 229 static int cx23885_video_mux(struct cx23885_dev *dev, unsigned int input) 230 { 231 dprintk(1, "%s() video_mux: %d [vmux=%d, gpio=0x%x,0x%x,0x%x,0x%x]\n", 232 __func__, 233 input, INPUT(input)->vmux, 234 INPUT(input)->gpio0, INPUT(input)->gpio1, 235 INPUT(input)->gpio2, INPUT(input)->gpio3); 236 dev->input = input; 237 238 if (dev->board == CX23885_BOARD_MYGICA_X8506 || 239 dev->board == CX23885_BOARD_MAGICPRO_PROHDTVE2 || 240 dev->board == CX23885_BOARD_MYGICA_X8507) { 241 /* Select Analog TV */ 242 if (INPUT(input)->type == CX23885_VMUX_TELEVISION) 243 cx23885_gpio_clear(dev, GPIO_0); 244 } 245 246 /* Tell the internal A/V decoder */ 247 v4l2_subdev_call(dev->sd_cx25840, video, s_routing, 248 INPUT(input)->vmux, 0, 0); 249 250 if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1800) || 251 (dev->board == CX23885_BOARD_MPX885) || 252 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1250) || 253 (dev->board == CX23885_BOARD_HAUPPAUGE_IMPACTVCBE) || 254 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) || 255 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111) || 256 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1265_K4) || 257 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) || 258 (dev->board == CX23885_BOARD_MYGICA_X8507) || 259 (dev->board == CX23885_BOARD_AVERMEDIA_HC81R) || 260 (dev->board == CX23885_BOARD_VIEWCAST_260E) || 261 (dev->board == CX23885_BOARD_VIEWCAST_460E)) { 262 /* Configure audio routing */ 263 v4l2_subdev_call(dev->sd_cx25840, audio, s_routing, 264 INPUT(input)->amux, 0, 0); 265 266 if (INPUT(input)->amux == CX25840_AUDIO7) 267 cx23885_flatiron_mux(dev, 1); 268 else if (INPUT(input)->amux == CX25840_AUDIO6) 269 cx23885_flatiron_mux(dev, 2); 270 } 271 272 return 0; 273 } 274 275 static int cx23885_audio_mux(struct cx23885_dev *dev, unsigned int input) 276 { 277 dprintk(1, "%s(input=%d)\n", __func__, input); 278 279 /* The baseband video core of the cx23885 has two audio inputs. 280 * LR1 and LR2. In almost every single case so far only HVR1xxx 281 * cards we've only ever supported LR1. Time to support LR2, 282 * which is available via the optional white breakout header on 283 * the board. 284 * We'll use a could of existing enums in the card struct to allow 285 * devs to specify which baseband input they need, or just default 286 * to what we've always used. 287 */ 288 if (INPUT(input)->amux == CX25840_AUDIO7) 289 cx23885_flatiron_mux(dev, 1); 290 else if (INPUT(input)->amux == CX25840_AUDIO6) 291 cx23885_flatiron_mux(dev, 2); 292 else { 293 /* Not specifically defined, assume the default. */ 294 cx23885_flatiron_mux(dev, 1); 295 } 296 297 return 0; 298 } 299 300 /* ------------------------------------------------------------------ */ 301 static int cx23885_start_video_dma(struct cx23885_dev *dev, 302 struct cx23885_dmaqueue *q, 303 struct cx23885_buffer *buf) 304 { 305 dprintk(1, "%s()\n", __func__); 306 307 /* Stop the dma/fifo before we tamper with it's risc programs */ 308 cx_clear(VID_A_DMA_CTL, 0x11); 309 310 /* setup fifo + format */ 311 cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH01], 312 buf->bpl, buf->risc.dma); 313 314 /* reset counter */ 315 cx_write(VID_A_GPCNT_CTL, 3); 316 q->count = 0; 317 318 /* enable irq */ 319 cx23885_irq_add_enable(dev, 0x01); 320 cx_set(VID_A_INT_MSK, 0x000011); 321 322 /* start dma */ 323 cx_set(DEV_CNTRL2, (1<<5)); 324 cx_set(VID_A_DMA_CTL, 0x11); /* FIFO and RISC enable */ 325 326 return 0; 327 } 328 329 static int queue_setup(struct vb2_queue *q, 330 unsigned int *num_buffers, unsigned int *num_planes, 331 unsigned int sizes[], struct device *alloc_devs[]) 332 { 333 struct cx23885_dev *dev = q->drv_priv; 334 335 *num_planes = 1; 336 sizes[0] = (dev->fmt->depth * dev->width * dev->height) >> 3; 337 return 0; 338 } 339 340 static int buffer_prepare(struct vb2_buffer *vb) 341 { 342 struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); 343 struct cx23885_dev *dev = vb->vb2_queue->drv_priv; 344 struct cx23885_buffer *buf = 345 container_of(vbuf, struct cx23885_buffer, vb); 346 u32 line0_offset, line1_offset; 347 struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0); 348 int field_tff; 349 350 buf->bpl = (dev->width * dev->fmt->depth) >> 3; 351 352 if (vb2_plane_size(vb, 0) < dev->height * buf->bpl) 353 return -EINVAL; 354 vb2_set_plane_payload(vb, 0, dev->height * buf->bpl); 355 356 switch (dev->field) { 357 case V4L2_FIELD_TOP: 358 cx23885_risc_buffer(dev->pci, &buf->risc, 359 sgt->sgl, 0, UNSET, 360 buf->bpl, 0, dev->height); 361 break; 362 case V4L2_FIELD_BOTTOM: 363 cx23885_risc_buffer(dev->pci, &buf->risc, 364 sgt->sgl, UNSET, 0, 365 buf->bpl, 0, dev->height); 366 break; 367 case V4L2_FIELD_INTERLACED: 368 if (dev->tvnorm & V4L2_STD_525_60) 369 /* NTSC or */ 370 field_tff = 1; 371 else 372 field_tff = 0; 373 374 if (cx23885_boards[dev->board].force_bff) 375 /* PAL / SECAM OR 888 in NTSC MODE */ 376 field_tff = 0; 377 378 if (field_tff) { 379 /* cx25840 transmits NTSC bottom field first */ 380 dprintk(1, "%s() Creating TFF/NTSC risc\n", 381 __func__); 382 line0_offset = buf->bpl; 383 line1_offset = 0; 384 } else { 385 /* All other formats are top field first */ 386 dprintk(1, "%s() Creating BFF/PAL/SECAM risc\n", 387 __func__); 388 line0_offset = 0; 389 line1_offset = buf->bpl; 390 } 391 cx23885_risc_buffer(dev->pci, &buf->risc, 392 sgt->sgl, line0_offset, 393 line1_offset, 394 buf->bpl, buf->bpl, 395 dev->height >> 1); 396 break; 397 case V4L2_FIELD_SEQ_TB: 398 cx23885_risc_buffer(dev->pci, &buf->risc, 399 sgt->sgl, 400 0, buf->bpl * (dev->height >> 1), 401 buf->bpl, 0, 402 dev->height >> 1); 403 break; 404 case V4L2_FIELD_SEQ_BT: 405 cx23885_risc_buffer(dev->pci, &buf->risc, 406 sgt->sgl, 407 buf->bpl * (dev->height >> 1), 0, 408 buf->bpl, 0, 409 dev->height >> 1); 410 break; 411 default: 412 BUG(); 413 } 414 dprintk(2, "[%p/%d] buffer_init - %dx%d %dbpp \"%s\" - dma=0x%08lx\n", 415 buf, buf->vb.vb2_buf.index, 416 dev->width, dev->height, dev->fmt->depth, dev->fmt->name, 417 (unsigned long)buf->risc.dma); 418 return 0; 419 } 420 421 static void buffer_finish(struct vb2_buffer *vb) 422 { 423 struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); 424 struct cx23885_buffer *buf = container_of(vbuf, 425 struct cx23885_buffer, vb); 426 427 cx23885_free_buffer(vb->vb2_queue->drv_priv, buf); 428 } 429 430 /* 431 * The risc program for each buffer works as follows: it starts with a simple 432 * 'JUMP to addr + 12', which is effectively a NOP. Then the code to DMA the 433 * buffer follows and at the end we have a JUMP back to the start + 12 (skipping 434 * the initial JUMP). 435 * 436 * This is the risc program of the first buffer to be queued if the active list 437 * is empty and it just keeps DMAing this buffer without generating any 438 * interrupts. 439 * 440 * If a new buffer is added then the initial JUMP in the code for that buffer 441 * will generate an interrupt which signals that the previous buffer has been 442 * DMAed successfully and that it can be returned to userspace. 443 * 444 * It also sets the final jump of the previous buffer to the start of the new 445 * buffer, thus chaining the new buffer into the DMA chain. This is a single 446 * atomic u32 write, so there is no race condition. 447 * 448 * The end-result of all this that you only get an interrupt when a buffer 449 * is ready, so the control flow is very easy. 450 */ 451 static void buffer_queue(struct vb2_buffer *vb) 452 { 453 struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); 454 struct cx23885_dev *dev = vb->vb2_queue->drv_priv; 455 struct cx23885_buffer *buf = container_of(vbuf, 456 struct cx23885_buffer, vb); 457 struct cx23885_buffer *prev; 458 struct cx23885_dmaqueue *q = &dev->vidq; 459 unsigned long flags; 460 461 /* add jump to start */ 462 buf->risc.cpu[1] = cpu_to_le32(buf->risc.dma + 12); 463 buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_CNT_INC); 464 buf->risc.jmp[1] = cpu_to_le32(buf->risc.dma + 12); 465 buf->risc.jmp[2] = cpu_to_le32(0); /* bits 63-32 */ 466 467 spin_lock_irqsave(&dev->slock, flags); 468 if (list_empty(&q->active)) { 469 list_add_tail(&buf->queue, &q->active); 470 dprintk(2, "[%p/%d] buffer_queue - first active\n", 471 buf, buf->vb.vb2_buf.index); 472 } else { 473 buf->risc.cpu[0] |= cpu_to_le32(RISC_IRQ1); 474 prev = list_entry(q->active.prev, struct cx23885_buffer, 475 queue); 476 list_add_tail(&buf->queue, &q->active); 477 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); 478 dprintk(2, "[%p/%d] buffer_queue - append to active\n", 479 buf, buf->vb.vb2_buf.index); 480 } 481 spin_unlock_irqrestore(&dev->slock, flags); 482 } 483 484 static int cx23885_start_streaming(struct vb2_queue *q, unsigned int count) 485 { 486 struct cx23885_dev *dev = q->drv_priv; 487 struct cx23885_dmaqueue *dmaq = &dev->vidq; 488 struct cx23885_buffer *buf = list_entry(dmaq->active.next, 489 struct cx23885_buffer, queue); 490 491 cx23885_start_video_dma(dev, dmaq, buf); 492 return 0; 493 } 494 495 static void cx23885_stop_streaming(struct vb2_queue *q) 496 { 497 struct cx23885_dev *dev = q->drv_priv; 498 struct cx23885_dmaqueue *dmaq = &dev->vidq; 499 unsigned long flags; 500 501 cx_clear(VID_A_DMA_CTL, 0x11); 502 spin_lock_irqsave(&dev->slock, flags); 503 while (!list_empty(&dmaq->active)) { 504 struct cx23885_buffer *buf = list_entry(dmaq->active.next, 505 struct cx23885_buffer, queue); 506 507 list_del(&buf->queue); 508 vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); 509 } 510 spin_unlock_irqrestore(&dev->slock, flags); 511 } 512 513 static const struct vb2_ops cx23885_video_qops = { 514 .queue_setup = queue_setup, 515 .buf_prepare = buffer_prepare, 516 .buf_finish = buffer_finish, 517 .buf_queue = buffer_queue, 518 .wait_prepare = vb2_ops_wait_prepare, 519 .wait_finish = vb2_ops_wait_finish, 520 .start_streaming = cx23885_start_streaming, 521 .stop_streaming = cx23885_stop_streaming, 522 }; 523 524 /* ------------------------------------------------------------------ */ 525 /* VIDEO IOCTLS */ 526 527 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, 528 struct v4l2_format *f) 529 { 530 struct cx23885_dev *dev = video_drvdata(file); 531 532 f->fmt.pix.width = dev->width; 533 f->fmt.pix.height = dev->height; 534 f->fmt.pix.field = dev->field; 535 f->fmt.pix.pixelformat = dev->fmt->fourcc; 536 f->fmt.pix.bytesperline = 537 (f->fmt.pix.width * dev->fmt->depth) >> 3; 538 f->fmt.pix.sizeimage = 539 f->fmt.pix.height * f->fmt.pix.bytesperline; 540 f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; 541 542 return 0; 543 } 544 545 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, 546 struct v4l2_format *f) 547 { 548 struct cx23885_dev *dev = video_drvdata(file); 549 struct cx23885_fmt *fmt; 550 enum v4l2_field field; 551 unsigned int maxw, maxh; 552 553 fmt = format_by_fourcc(f->fmt.pix.pixelformat); 554 if (NULL == fmt) 555 return -EINVAL; 556 557 field = f->fmt.pix.field; 558 maxw = 720; 559 maxh = norm_maxh(dev->tvnorm); 560 561 if (V4L2_FIELD_ANY == field) { 562 field = (f->fmt.pix.height > maxh/2) 563 ? V4L2_FIELD_INTERLACED 564 : V4L2_FIELD_BOTTOM; 565 } 566 567 switch (field) { 568 case V4L2_FIELD_TOP: 569 case V4L2_FIELD_BOTTOM: 570 maxh = maxh / 2; 571 break; 572 case V4L2_FIELD_INTERLACED: 573 case V4L2_FIELD_SEQ_TB: 574 case V4L2_FIELD_SEQ_BT: 575 break; 576 default: 577 field = V4L2_FIELD_INTERLACED; 578 break; 579 } 580 581 f->fmt.pix.field = field; 582 v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2, 583 &f->fmt.pix.height, 32, maxh, 0, 0); 584 f->fmt.pix.bytesperline = 585 (f->fmt.pix.width * fmt->depth) >> 3; 586 f->fmt.pix.sizeimage = 587 f->fmt.pix.height * f->fmt.pix.bytesperline; 588 f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; 589 590 return 0; 591 } 592 593 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, 594 struct v4l2_format *f) 595 { 596 struct cx23885_dev *dev = video_drvdata(file); 597 struct v4l2_subdev_format format = { 598 .which = V4L2_SUBDEV_FORMAT_ACTIVE, 599 }; 600 int err; 601 602 dprintk(2, "%s()\n", __func__); 603 err = vidioc_try_fmt_vid_cap(file, priv, f); 604 605 if (0 != err) 606 return err; 607 608 if (vb2_is_busy(&dev->vb2_vidq) || vb2_is_busy(&dev->vb2_vbiq) || 609 vb2_is_busy(&dev->vb2_mpegq)) 610 return -EBUSY; 611 612 dev->fmt = format_by_fourcc(f->fmt.pix.pixelformat); 613 dev->width = f->fmt.pix.width; 614 dev->height = f->fmt.pix.height; 615 dev->field = f->fmt.pix.field; 616 dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, 617 dev->width, dev->height, dev->field); 618 v4l2_fill_mbus_format(&format.format, &f->fmt.pix, MEDIA_BUS_FMT_FIXED); 619 call_all(dev, pad, set_fmt, NULL, &format); 620 v4l2_fill_pix_format(&f->fmt.pix, &format.format); 621 /* set_fmt overwrites f->fmt.pix.field, restore it */ 622 f->fmt.pix.field = dev->field; 623 return 0; 624 } 625 626 static int vidioc_querycap(struct file *file, void *priv, 627 struct v4l2_capability *cap) 628 { 629 struct cx23885_dev *dev = video_drvdata(file); 630 631 strscpy(cap->driver, "cx23885", sizeof(cap->driver)); 632 strscpy(cap->card, cx23885_boards[dev->board].name, 633 sizeof(cap->card)); 634 sprintf(cap->bus_info, "PCIe:%s", pci_name(dev->pci)); 635 cap->capabilities = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | 636 V4L2_CAP_AUDIO | V4L2_CAP_VBI_CAPTURE | 637 V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_VBI_CAPTURE | 638 V4L2_CAP_DEVICE_CAPS; 639 if (dev->tuner_type != TUNER_ABSENT) 640 cap->capabilities |= V4L2_CAP_TUNER; 641 return 0; 642 } 643 644 static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, 645 struct v4l2_fmtdesc *f) 646 { 647 if (unlikely(f->index >= ARRAY_SIZE(formats))) 648 return -EINVAL; 649 650 strscpy(f->description, formats[f->index].name, 651 sizeof(f->description)); 652 f->pixelformat = formats[f->index].fourcc; 653 654 return 0; 655 } 656 657 static int vidioc_g_pixelaspect(struct file *file, void *priv, 658 int type, struct v4l2_fract *f) 659 { 660 struct cx23885_dev *dev = video_drvdata(file); 661 bool is_50hz = dev->tvnorm & V4L2_STD_625_50; 662 663 if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE) 664 return -EINVAL; 665 666 f->numerator = is_50hz ? 54 : 11; 667 f->denominator = is_50hz ? 59 : 10; 668 669 return 0; 670 } 671 672 static int vidioc_g_selection(struct file *file, void *fh, 673 struct v4l2_selection *sel) 674 { 675 struct cx23885_dev *dev = video_drvdata(file); 676 677 if (sel->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) 678 return -EINVAL; 679 680 switch (sel->target) { 681 case V4L2_SEL_TGT_CROP_BOUNDS: 682 case V4L2_SEL_TGT_CROP_DEFAULT: 683 sel->r.top = 0; 684 sel->r.left = 0; 685 sel->r.width = 720; 686 sel->r.height = norm_maxh(dev->tvnorm); 687 break; 688 default: 689 return -EINVAL; 690 } 691 return 0; 692 } 693 694 static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id) 695 { 696 struct cx23885_dev *dev = video_drvdata(file); 697 dprintk(1, "%s()\n", __func__); 698 699 *id = dev->tvnorm; 700 return 0; 701 } 702 703 static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id tvnorms) 704 { 705 struct cx23885_dev *dev = video_drvdata(file); 706 dprintk(1, "%s()\n", __func__); 707 708 return cx23885_set_tvnorm(dev, tvnorms); 709 } 710 711 int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i) 712 { 713 static const char *iname[] = { 714 [CX23885_VMUX_COMPOSITE1] = "Composite1", 715 [CX23885_VMUX_COMPOSITE2] = "Composite2", 716 [CX23885_VMUX_COMPOSITE3] = "Composite3", 717 [CX23885_VMUX_COMPOSITE4] = "Composite4", 718 [CX23885_VMUX_SVIDEO] = "S-Video", 719 [CX23885_VMUX_COMPONENT] = "Component", 720 [CX23885_VMUX_TELEVISION] = "Television", 721 [CX23885_VMUX_CABLE] = "Cable TV", 722 [CX23885_VMUX_DVB] = "DVB", 723 [CX23885_VMUX_DEBUG] = "for debug only", 724 }; 725 unsigned int n; 726 dprintk(1, "%s()\n", __func__); 727 728 n = i->index; 729 if (n >= MAX_CX23885_INPUT) 730 return -EINVAL; 731 732 if (0 == INPUT(n)->type) 733 return -EINVAL; 734 735 i->index = n; 736 i->type = V4L2_INPUT_TYPE_CAMERA; 737 strscpy(i->name, iname[INPUT(n)->type], sizeof(i->name)); 738 i->std = CX23885_NORMS; 739 if ((CX23885_VMUX_TELEVISION == INPUT(n)->type) || 740 (CX23885_VMUX_CABLE == INPUT(n)->type)) { 741 i->type = V4L2_INPUT_TYPE_TUNER; 742 i->audioset = 4; 743 } else { 744 /* Two selectable audio inputs for non-tv inputs */ 745 i->audioset = 3; 746 } 747 748 if (dev->input == n) { 749 /* enum'd input matches our configured input. 750 * Ask the video decoder to process the call 751 * and give it an oppertunity to update the 752 * status field. 753 */ 754 call_all(dev, video, g_input_status, &i->status); 755 } 756 757 return 0; 758 } 759 760 static int vidioc_enum_input(struct file *file, void *priv, 761 struct v4l2_input *i) 762 { 763 struct cx23885_dev *dev = video_drvdata(file); 764 dprintk(1, "%s()\n", __func__); 765 return cx23885_enum_input(dev, i); 766 } 767 768 int cx23885_get_input(struct file *file, void *priv, unsigned int *i) 769 { 770 struct cx23885_dev *dev = video_drvdata(file); 771 772 *i = dev->input; 773 dprintk(1, "%s() returns %d\n", __func__, *i); 774 return 0; 775 } 776 777 static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) 778 { 779 return cx23885_get_input(file, priv, i); 780 } 781 782 int cx23885_set_input(struct file *file, void *priv, unsigned int i) 783 { 784 struct cx23885_dev *dev = video_drvdata(file); 785 786 dprintk(1, "%s(%d)\n", __func__, i); 787 788 if (i >= MAX_CX23885_INPUT) { 789 dprintk(1, "%s() -EINVAL\n", __func__); 790 return -EINVAL; 791 } 792 793 if (INPUT(i)->type == 0) 794 return -EINVAL; 795 796 cx23885_video_mux(dev, i); 797 798 /* By default establish the default audio input for the card also */ 799 /* Caller is free to use VIDIOC_S_AUDIO to override afterwards */ 800 cx23885_audio_mux(dev, i); 801 return 0; 802 } 803 804 static int vidioc_s_input(struct file *file, void *priv, unsigned int i) 805 { 806 return cx23885_set_input(file, priv, i); 807 } 808 809 static int vidioc_log_status(struct file *file, void *priv) 810 { 811 struct cx23885_dev *dev = video_drvdata(file); 812 813 call_all(dev, core, log_status); 814 return 0; 815 } 816 817 static int cx23885_query_audinput(struct file *file, void *priv, 818 struct v4l2_audio *i) 819 { 820 static const char *iname[] = { 821 [0] = "Baseband L/R 1", 822 [1] = "Baseband L/R 2", 823 [2] = "TV", 824 }; 825 unsigned int n; 826 dprintk(1, "%s()\n", __func__); 827 828 n = i->index; 829 if (n >= 3) 830 return -EINVAL; 831 832 memset(i, 0, sizeof(*i)); 833 i->index = n; 834 strscpy(i->name, iname[n], sizeof(i->name)); 835 i->capability = V4L2_AUDCAP_STEREO; 836 return 0; 837 838 } 839 840 static int vidioc_enum_audinput(struct file *file, void *priv, 841 struct v4l2_audio *i) 842 { 843 return cx23885_query_audinput(file, priv, i); 844 } 845 846 static int vidioc_g_audinput(struct file *file, void *priv, 847 struct v4l2_audio *i) 848 { 849 struct cx23885_dev *dev = video_drvdata(file); 850 851 if ((CX23885_VMUX_TELEVISION == INPUT(dev->input)->type) || 852 (CX23885_VMUX_CABLE == INPUT(dev->input)->type)) 853 i->index = 2; 854 else 855 i->index = dev->audinput; 856 dprintk(1, "%s(input=%d)\n", __func__, i->index); 857 858 return cx23885_query_audinput(file, priv, i); 859 } 860 861 static int vidioc_s_audinput(struct file *file, void *priv, 862 const struct v4l2_audio *i) 863 { 864 struct cx23885_dev *dev = video_drvdata(file); 865 866 if ((CX23885_VMUX_TELEVISION == INPUT(dev->input)->type) || 867 (CX23885_VMUX_CABLE == INPUT(dev->input)->type)) { 868 return i->index != 2 ? -EINVAL : 0; 869 } 870 if (i->index > 1) 871 return -EINVAL; 872 873 dprintk(1, "%s(%d)\n", __func__, i->index); 874 875 dev->audinput = i->index; 876 877 /* Skip the audio defaults from the cards struct, caller wants 878 * directly touch the audio mux hardware. */ 879 cx23885_flatiron_mux(dev, dev->audinput + 1); 880 return 0; 881 } 882 883 static int vidioc_g_tuner(struct file *file, void *priv, 884 struct v4l2_tuner *t) 885 { 886 struct cx23885_dev *dev = video_drvdata(file); 887 888 if (dev->tuner_type == TUNER_ABSENT) 889 return -EINVAL; 890 if (0 != t->index) 891 return -EINVAL; 892 893 strscpy(t->name, "Television", sizeof(t->name)); 894 895 call_all(dev, tuner, g_tuner, t); 896 return 0; 897 } 898 899 static int vidioc_s_tuner(struct file *file, void *priv, 900 const struct v4l2_tuner *t) 901 { 902 struct cx23885_dev *dev = video_drvdata(file); 903 904 if (dev->tuner_type == TUNER_ABSENT) 905 return -EINVAL; 906 if (0 != t->index) 907 return -EINVAL; 908 /* Update the A/V core */ 909 call_all(dev, tuner, s_tuner, t); 910 911 return 0; 912 } 913 914 static int vidioc_g_frequency(struct file *file, void *priv, 915 struct v4l2_frequency *f) 916 { 917 struct cx23885_dev *dev = video_drvdata(file); 918 919 if (dev->tuner_type == TUNER_ABSENT) 920 return -EINVAL; 921 922 f->type = V4L2_TUNER_ANALOG_TV; 923 f->frequency = dev->freq; 924 925 call_all(dev, tuner, g_frequency, f); 926 927 return 0; 928 } 929 930 static int cx23885_set_freq(struct cx23885_dev *dev, const struct v4l2_frequency *f) 931 { 932 struct v4l2_ctrl *mute; 933 int old_mute_val = 1; 934 935 if (dev->tuner_type == TUNER_ABSENT) 936 return -EINVAL; 937 if (unlikely(f->tuner != 0)) 938 return -EINVAL; 939 940 dev->freq = f->frequency; 941 942 /* I need to mute audio here */ 943 mute = v4l2_ctrl_find(&dev->ctrl_handler, V4L2_CID_AUDIO_MUTE); 944 if (mute) { 945 old_mute_val = v4l2_ctrl_g_ctrl(mute); 946 if (!old_mute_val) 947 v4l2_ctrl_s_ctrl(mute, 1); 948 } 949 950 call_all(dev, tuner, s_frequency, f); 951 952 /* When changing channels it is required to reset TVAUDIO */ 953 msleep(100); 954 955 /* I need to unmute audio here */ 956 if (old_mute_val == 0) 957 v4l2_ctrl_s_ctrl(mute, old_mute_val); 958 959 return 0; 960 } 961 962 static int cx23885_set_freq_via_ops(struct cx23885_dev *dev, 963 const struct v4l2_frequency *f) 964 { 965 struct v4l2_ctrl *mute; 966 int old_mute_val = 1; 967 struct vb2_dvb_frontend *vfe; 968 struct dvb_frontend *fe; 969 970 struct analog_parameters params = { 971 .mode = V4L2_TUNER_ANALOG_TV, 972 .audmode = V4L2_TUNER_MODE_STEREO, 973 .std = dev->tvnorm, 974 .frequency = f->frequency 975 }; 976 977 dev->freq = f->frequency; 978 979 /* I need to mute audio here */ 980 mute = v4l2_ctrl_find(&dev->ctrl_handler, V4L2_CID_AUDIO_MUTE); 981 if (mute) { 982 old_mute_val = v4l2_ctrl_g_ctrl(mute); 983 if (!old_mute_val) 984 v4l2_ctrl_s_ctrl(mute, 1); 985 } 986 987 /* If HVR1850 */ 988 dprintk(1, "%s() frequency=%d tuner=%d std=0x%llx\n", __func__, 989 params.frequency, f->tuner, params.std); 990 991 vfe = vb2_dvb_get_frontend(&dev->ts2.frontends, 1); 992 if (!vfe) { 993 return -EINVAL; 994 } 995 996 fe = vfe->dvb.frontend; 997 998 if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) || 999 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) || 1000 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111) || 1001 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1265_K4)) 1002 fe = &dev->ts1.analog_fe; 1003 1004 if (fe && fe->ops.tuner_ops.set_analog_params) { 1005 call_all(dev, video, s_std, dev->tvnorm); 1006 fe->ops.tuner_ops.set_analog_params(fe, ¶ms); 1007 } 1008 else 1009 pr_err("%s() No analog tuner, aborting\n", __func__); 1010 1011 /* When changing channels it is required to reset TVAUDIO */ 1012 msleep(100); 1013 1014 /* I need to unmute audio here */ 1015 if (old_mute_val == 0) 1016 v4l2_ctrl_s_ctrl(mute, old_mute_val); 1017 1018 return 0; 1019 } 1020 1021 int cx23885_set_frequency(struct file *file, void *priv, 1022 const struct v4l2_frequency *f) 1023 { 1024 struct cx23885_dev *dev = video_drvdata(file); 1025 int ret; 1026 1027 switch (dev->board) { 1028 case CX23885_BOARD_HAUPPAUGE_HVR1255: 1029 case CX23885_BOARD_HAUPPAUGE_HVR1255_22111: 1030 case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: 1031 case CX23885_BOARD_HAUPPAUGE_HVR1850: 1032 ret = cx23885_set_freq_via_ops(dev, f); 1033 break; 1034 default: 1035 ret = cx23885_set_freq(dev, f); 1036 } 1037 1038 return ret; 1039 } 1040 1041 static int vidioc_s_frequency(struct file *file, void *priv, 1042 const struct v4l2_frequency *f) 1043 { 1044 return cx23885_set_frequency(file, priv, f); 1045 } 1046 1047 /* ----------------------------------------------------------- */ 1048 1049 int cx23885_video_irq(struct cx23885_dev *dev, u32 status) 1050 { 1051 u32 mask, count; 1052 int handled = 0; 1053 1054 mask = cx_read(VID_A_INT_MSK); 1055 if (0 == (status & mask)) 1056 return handled; 1057 1058 cx_write(VID_A_INT_STAT, status); 1059 1060 /* risc op code error, fifo overflow or line sync detection error */ 1061 if ((status & VID_BC_MSK_OPC_ERR) || 1062 (status & VID_BC_MSK_SYNC) || 1063 (status & VID_BC_MSK_OF)) { 1064 1065 if (status & VID_BC_MSK_OPC_ERR) { 1066 dprintk(7, " (VID_BC_MSK_OPC_ERR 0x%08x)\n", 1067 VID_BC_MSK_OPC_ERR); 1068 pr_warn("%s: video risc op code error\n", 1069 dev->name); 1070 cx23885_sram_channel_dump(dev, 1071 &dev->sram_channels[SRAM_CH01]); 1072 } 1073 1074 if (status & VID_BC_MSK_SYNC) 1075 dprintk(7, " (VID_BC_MSK_SYNC 0x%08x) video lines miss-match\n", 1076 VID_BC_MSK_SYNC); 1077 1078 if (status & VID_BC_MSK_OF) 1079 dprintk(7, " (VID_BC_MSK_OF 0x%08x) fifo overflow\n", 1080 VID_BC_MSK_OF); 1081 1082 } 1083 1084 /* Video */ 1085 if (status & VID_BC_MSK_RISCI1) { 1086 spin_lock(&dev->slock); 1087 count = cx_read(VID_A_GPCNT); 1088 cx23885_video_wakeup(dev, &dev->vidq, count); 1089 spin_unlock(&dev->slock); 1090 handled++; 1091 } 1092 1093 /* Allow the VBI framework to process it's payload */ 1094 handled += cx23885_vbi_irq(dev, status); 1095 1096 return handled; 1097 } 1098 1099 /* ----------------------------------------------------------- */ 1100 /* exported stuff */ 1101 1102 static const struct v4l2_file_operations video_fops = { 1103 .owner = THIS_MODULE, 1104 .open = v4l2_fh_open, 1105 .release = vb2_fop_release, 1106 .read = vb2_fop_read, 1107 .poll = vb2_fop_poll, 1108 .unlocked_ioctl = video_ioctl2, 1109 .mmap = vb2_fop_mmap, 1110 }; 1111 1112 static const struct v4l2_ioctl_ops video_ioctl_ops = { 1113 .vidioc_querycap = vidioc_querycap, 1114 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, 1115 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, 1116 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, 1117 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, 1118 .vidioc_g_fmt_vbi_cap = cx23885_vbi_fmt, 1119 .vidioc_try_fmt_vbi_cap = cx23885_vbi_fmt, 1120 .vidioc_s_fmt_vbi_cap = cx23885_vbi_fmt, 1121 .vidioc_reqbufs = vb2_ioctl_reqbufs, 1122 .vidioc_prepare_buf = vb2_ioctl_prepare_buf, 1123 .vidioc_querybuf = vb2_ioctl_querybuf, 1124 .vidioc_qbuf = vb2_ioctl_qbuf, 1125 .vidioc_dqbuf = vb2_ioctl_dqbuf, 1126 .vidioc_streamon = vb2_ioctl_streamon, 1127 .vidioc_streamoff = vb2_ioctl_streamoff, 1128 .vidioc_g_pixelaspect = vidioc_g_pixelaspect, 1129 .vidioc_g_selection = vidioc_g_selection, 1130 .vidioc_s_std = vidioc_s_std, 1131 .vidioc_g_std = vidioc_g_std, 1132 .vidioc_enum_input = vidioc_enum_input, 1133 .vidioc_g_input = vidioc_g_input, 1134 .vidioc_s_input = vidioc_s_input, 1135 .vidioc_log_status = vidioc_log_status, 1136 .vidioc_g_tuner = vidioc_g_tuner, 1137 .vidioc_s_tuner = vidioc_s_tuner, 1138 .vidioc_g_frequency = vidioc_g_frequency, 1139 .vidioc_s_frequency = vidioc_s_frequency, 1140 #ifdef CONFIG_VIDEO_ADV_DEBUG 1141 .vidioc_g_chip_info = cx23885_g_chip_info, 1142 .vidioc_g_register = cx23885_g_register, 1143 .vidioc_s_register = cx23885_s_register, 1144 #endif 1145 .vidioc_enumaudio = vidioc_enum_audinput, 1146 .vidioc_g_audio = vidioc_g_audinput, 1147 .vidioc_s_audio = vidioc_s_audinput, 1148 .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, 1149 .vidioc_unsubscribe_event = v4l2_event_unsubscribe, 1150 }; 1151 1152 static struct video_device cx23885_vbi_template; 1153 static struct video_device cx23885_video_template = { 1154 .name = "cx23885-video", 1155 .fops = &video_fops, 1156 .ioctl_ops = &video_ioctl_ops, 1157 .tvnorms = CX23885_NORMS, 1158 }; 1159 1160 void cx23885_video_unregister(struct cx23885_dev *dev) 1161 { 1162 dprintk(1, "%s()\n", __func__); 1163 cx23885_irq_remove(dev, 0x01); 1164 1165 if (dev->vbi_dev) { 1166 if (video_is_registered(dev->vbi_dev)) 1167 video_unregister_device(dev->vbi_dev); 1168 else 1169 video_device_release(dev->vbi_dev); 1170 dev->vbi_dev = NULL; 1171 } 1172 if (dev->video_dev) { 1173 if (video_is_registered(dev->video_dev)) 1174 video_unregister_device(dev->video_dev); 1175 else 1176 video_device_release(dev->video_dev); 1177 dev->video_dev = NULL; 1178 } 1179 1180 if (dev->audio_dev) 1181 cx23885_audio_unregister(dev); 1182 } 1183 1184 int cx23885_video_register(struct cx23885_dev *dev) 1185 { 1186 struct vb2_queue *q; 1187 int err; 1188 1189 dprintk(1, "%s()\n", __func__); 1190 1191 /* Initialize VBI template */ 1192 cx23885_vbi_template = cx23885_video_template; 1193 strscpy(cx23885_vbi_template.name, "cx23885-vbi", 1194 sizeof(cx23885_vbi_template.name)); 1195 1196 dev->tvnorm = V4L2_STD_NTSC_M; 1197 dev->fmt = format_by_fourcc(V4L2_PIX_FMT_YUYV); 1198 dev->field = V4L2_FIELD_INTERLACED; 1199 dev->width = 720; 1200 dev->height = norm_maxh(dev->tvnorm); 1201 1202 /* init video dma queues */ 1203 INIT_LIST_HEAD(&dev->vidq.active); 1204 1205 /* init vbi dma queues */ 1206 INIT_LIST_HEAD(&dev->vbiq.active); 1207 1208 cx23885_irq_add_enable(dev, 0x01); 1209 1210 if ((TUNER_ABSENT != dev->tuner_type) && 1211 ((dev->tuner_bus == 0) || (dev->tuner_bus == 1))) { 1212 struct v4l2_subdev *sd = NULL; 1213 1214 if (dev->tuner_addr) 1215 sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, 1216 &dev->i2c_bus[dev->tuner_bus].i2c_adap, 1217 "tuner", dev->tuner_addr, NULL); 1218 else 1219 sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, 1220 &dev->i2c_bus[dev->tuner_bus].i2c_adap, 1221 "tuner", 0, v4l2_i2c_tuner_addrs(ADDRS_TV)); 1222 if (sd) { 1223 struct tuner_setup tun_setup; 1224 1225 memset(&tun_setup, 0, sizeof(tun_setup)); 1226 tun_setup.mode_mask = T_ANALOG_TV; 1227 tun_setup.type = dev->tuner_type; 1228 tun_setup.addr = v4l2_i2c_subdev_addr(sd); 1229 tun_setup.tuner_callback = cx23885_tuner_callback; 1230 1231 v4l2_subdev_call(sd, tuner, s_type_addr, &tun_setup); 1232 1233 if ((dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXTV1200) || 1234 (dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXPVR2200)) { 1235 struct xc2028_ctrl ctrl = { 1236 .fname = XC2028_DEFAULT_FIRMWARE, 1237 .max_len = 64 1238 }; 1239 struct v4l2_priv_tun_config cfg = { 1240 .tuner = dev->tuner_type, 1241 .priv = &ctrl 1242 }; 1243 v4l2_subdev_call(sd, tuner, s_config, &cfg); 1244 } 1245 1246 if (dev->board == CX23885_BOARD_AVERMEDIA_HC81R) { 1247 struct xc2028_ctrl ctrl = { 1248 .fname = "xc3028L-v36.fw", 1249 .max_len = 64 1250 }; 1251 struct v4l2_priv_tun_config cfg = { 1252 .tuner = dev->tuner_type, 1253 .priv = &ctrl 1254 }; 1255 v4l2_subdev_call(sd, tuner, s_config, &cfg); 1256 } 1257 } 1258 } 1259 1260 /* initial device configuration */ 1261 mutex_lock(&dev->lock); 1262 cx23885_set_tvnorm(dev, dev->tvnorm); 1263 cx23885_video_mux(dev, 0); 1264 cx23885_audio_mux(dev, 0); 1265 mutex_unlock(&dev->lock); 1266 1267 q = &dev->vb2_vidq; 1268 q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; 1269 q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; 1270 q->gfp_flags = GFP_DMA32; 1271 q->min_buffers_needed = 2; 1272 q->drv_priv = dev; 1273 q->buf_struct_size = sizeof(struct cx23885_buffer); 1274 q->ops = &cx23885_video_qops; 1275 q->mem_ops = &vb2_dma_sg_memops; 1276 q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; 1277 q->lock = &dev->lock; 1278 q->dev = &dev->pci->dev; 1279 1280 err = vb2_queue_init(q); 1281 if (err < 0) 1282 goto fail_unreg; 1283 1284 q = &dev->vb2_vbiq; 1285 q->type = V4L2_BUF_TYPE_VBI_CAPTURE; 1286 q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; 1287 q->gfp_flags = GFP_DMA32; 1288 q->min_buffers_needed = 2; 1289 q->drv_priv = dev; 1290 q->buf_struct_size = sizeof(struct cx23885_buffer); 1291 q->ops = &cx23885_vbi_qops; 1292 q->mem_ops = &vb2_dma_sg_memops; 1293 q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; 1294 q->lock = &dev->lock; 1295 q->dev = &dev->pci->dev; 1296 1297 err = vb2_queue_init(q); 1298 if (err < 0) 1299 goto fail_unreg; 1300 1301 /* register Video device */ 1302 dev->video_dev = cx23885_vdev_init(dev, dev->pci, 1303 &cx23885_video_template, "video"); 1304 dev->video_dev->queue = &dev->vb2_vidq; 1305 dev->video_dev->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | 1306 V4L2_CAP_AUDIO | V4L2_CAP_VIDEO_CAPTURE; 1307 if (dev->tuner_type != TUNER_ABSENT) 1308 dev->video_dev->device_caps |= V4L2_CAP_TUNER; 1309 err = video_register_device(dev->video_dev, VFL_TYPE_GRABBER, 1310 video_nr[dev->nr]); 1311 if (err < 0) { 1312 pr_info("%s: can't register video device\n", 1313 dev->name); 1314 goto fail_unreg; 1315 } 1316 pr_info("%s: registered device %s [v4l2]\n", 1317 dev->name, video_device_node_name(dev->video_dev)); 1318 1319 /* register VBI device */ 1320 dev->vbi_dev = cx23885_vdev_init(dev, dev->pci, 1321 &cx23885_vbi_template, "vbi"); 1322 dev->vbi_dev->queue = &dev->vb2_vbiq; 1323 dev->vbi_dev->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | 1324 V4L2_CAP_AUDIO | V4L2_CAP_VBI_CAPTURE; 1325 if (dev->tuner_type != TUNER_ABSENT) 1326 dev->vbi_dev->device_caps |= V4L2_CAP_TUNER; 1327 err = video_register_device(dev->vbi_dev, VFL_TYPE_VBI, 1328 vbi_nr[dev->nr]); 1329 if (err < 0) { 1330 pr_info("%s: can't register vbi device\n", 1331 dev->name); 1332 goto fail_unreg; 1333 } 1334 pr_info("%s: registered device %s\n", 1335 dev->name, video_device_node_name(dev->vbi_dev)); 1336 1337 /* Register ALSA audio device */ 1338 dev->audio_dev = cx23885_audio_register(dev); 1339 1340 return 0; 1341 1342 fail_unreg: 1343 cx23885_video_unregister(dev); 1344 return err; 1345 } 1346