1 /* 2 * Driver for the Conexant CX23885 PCIe bridge 3 * 4 * Copyright (c) 2007 Steven Toth <stoth@linuxtv.org> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 */ 21 22 #include <linux/init.h> 23 #include <linux/list.h> 24 #include <linux/module.h> 25 #include <linux/moduleparam.h> 26 #include <linux/kmod.h> 27 #include <linux/kernel.h> 28 #include <linux/slab.h> 29 #include <linux/interrupt.h> 30 #include <linux/delay.h> 31 #include <linux/kthread.h> 32 #include <asm/div64.h> 33 34 #include "cx23885.h" 35 #include "cx23885-video.h" 36 #include <media/v4l2-common.h> 37 #include <media/v4l2-ioctl.h> 38 #include "cx23885-ioctl.h" 39 #include "tuner-xc2028.h" 40 41 #include <media/cx25840.h> 42 43 MODULE_DESCRIPTION("v4l2 driver module for cx23885 based TV cards"); 44 MODULE_AUTHOR("Steven Toth <stoth@linuxtv.org>"); 45 MODULE_LICENSE("GPL"); 46 47 /* ------------------------------------------------------------------ */ 48 49 static unsigned int video_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET }; 50 static unsigned int vbi_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET }; 51 static unsigned int radio_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET }; 52 53 module_param_array(video_nr, int, NULL, 0444); 54 module_param_array(vbi_nr, int, NULL, 0444); 55 module_param_array(radio_nr, int, NULL, 0444); 56 57 MODULE_PARM_DESC(video_nr, "video device numbers"); 58 MODULE_PARM_DESC(vbi_nr, "vbi device numbers"); 59 MODULE_PARM_DESC(radio_nr, "radio device numbers"); 60 61 static unsigned int video_debug; 62 module_param(video_debug, int, 0644); 63 MODULE_PARM_DESC(video_debug, "enable debug messages [video]"); 64 65 static unsigned int irq_debug; 66 module_param(irq_debug, int, 0644); 67 MODULE_PARM_DESC(irq_debug, "enable debug messages [IRQ handler]"); 68 69 static unsigned int vid_limit = 16; 70 module_param(vid_limit, int, 0644); 71 MODULE_PARM_DESC(vid_limit, "capture memory limit in megabytes"); 72 73 #define dprintk(level, fmt, arg...)\ 74 do { if (video_debug >= level)\ 75 printk(KERN_DEBUG "%s: " fmt, dev->name, ## arg);\ 76 } while (0) 77 78 /* ------------------------------------------------------------------- */ 79 /* static data */ 80 81 #define FORMAT_FLAGS_PACKED 0x01 82 #if 0 83 static struct cx23885_fmt formats[] = { 84 { 85 .name = "8 bpp, gray", 86 .fourcc = V4L2_PIX_FMT_GREY, 87 .depth = 8, 88 .flags = FORMAT_FLAGS_PACKED, 89 }, { 90 .name = "15 bpp RGB, le", 91 .fourcc = V4L2_PIX_FMT_RGB555, 92 .depth = 16, 93 .flags = FORMAT_FLAGS_PACKED, 94 }, { 95 .name = "15 bpp RGB, be", 96 .fourcc = V4L2_PIX_FMT_RGB555X, 97 .depth = 16, 98 .flags = FORMAT_FLAGS_PACKED, 99 }, { 100 .name = "16 bpp RGB, le", 101 .fourcc = V4L2_PIX_FMT_RGB565, 102 .depth = 16, 103 .flags = FORMAT_FLAGS_PACKED, 104 }, { 105 .name = "16 bpp RGB, be", 106 .fourcc = V4L2_PIX_FMT_RGB565X, 107 .depth = 16, 108 .flags = FORMAT_FLAGS_PACKED, 109 }, { 110 .name = "24 bpp RGB, le", 111 .fourcc = V4L2_PIX_FMT_BGR24, 112 .depth = 24, 113 .flags = FORMAT_FLAGS_PACKED, 114 }, { 115 .name = "32 bpp RGB, le", 116 .fourcc = V4L2_PIX_FMT_BGR32, 117 .depth = 32, 118 .flags = FORMAT_FLAGS_PACKED, 119 }, { 120 .name = "32 bpp RGB, be", 121 .fourcc = V4L2_PIX_FMT_RGB32, 122 .depth = 32, 123 .flags = FORMAT_FLAGS_PACKED, 124 }, { 125 .name = "4:2:2, packed, YUYV", 126 .fourcc = V4L2_PIX_FMT_YUYV, 127 .depth = 16, 128 .flags = FORMAT_FLAGS_PACKED, 129 }, { 130 .name = "4:2:2, packed, UYVY", 131 .fourcc = V4L2_PIX_FMT_UYVY, 132 .depth = 16, 133 .flags = FORMAT_FLAGS_PACKED, 134 }, 135 }; 136 #else 137 static struct cx23885_fmt formats[] = { 138 { 139 #if 0 140 .name = "4:2:2, packed, UYVY", 141 .fourcc = V4L2_PIX_FMT_UYVY, 142 .depth = 16, 143 .flags = FORMAT_FLAGS_PACKED, 144 }, { 145 #endif 146 .name = "4:2:2, packed, YUYV", 147 .fourcc = V4L2_PIX_FMT_YUYV, 148 .depth = 16, 149 .flags = FORMAT_FLAGS_PACKED, 150 } 151 }; 152 #endif 153 154 static struct cx23885_fmt *format_by_fourcc(unsigned int fourcc) 155 { 156 unsigned int i; 157 158 for (i = 0; i < ARRAY_SIZE(formats); i++) 159 if (formats[i].fourcc == fourcc) 160 return formats+i; 161 162 printk(KERN_ERR "%s(%c%c%c%c) NOT FOUND\n", __func__, 163 (fourcc & 0xff), 164 ((fourcc >> 8) & 0xff), 165 ((fourcc >> 16) & 0xff), 166 ((fourcc >> 24) & 0xff) 167 ); 168 return NULL; 169 } 170 171 /* ------------------------------------------------------------------- */ 172 173 static const struct v4l2_queryctrl no_ctl = { 174 .name = "42", 175 .flags = V4L2_CTRL_FLAG_DISABLED, 176 }; 177 178 static struct cx23885_ctrl cx23885_ctls[] = { 179 /* --- video --- */ 180 { 181 .v = { 182 .id = V4L2_CID_BRIGHTNESS, 183 .name = "Brightness", 184 .minimum = 0x00, 185 .maximum = 0xff, 186 .step = 1, 187 .default_value = 0x7f, 188 .type = V4L2_CTRL_TYPE_INTEGER, 189 }, 190 .off = 128, 191 .reg = LUMA_CTRL, 192 .mask = 0x00ff, 193 .shift = 0, 194 }, { 195 .v = { 196 .id = V4L2_CID_CONTRAST, 197 .name = "Contrast", 198 .minimum = 0, 199 .maximum = 0x7f, 200 .step = 1, 201 .default_value = 0x3f, 202 .type = V4L2_CTRL_TYPE_INTEGER, 203 }, 204 .off = 0, 205 .reg = LUMA_CTRL, 206 .mask = 0xff00, 207 .shift = 8, 208 }, { 209 .v = { 210 .id = V4L2_CID_HUE, 211 .name = "Hue", 212 .minimum = -127, 213 .maximum = 128, 214 .step = 1, 215 .default_value = 0x0, 216 .type = V4L2_CTRL_TYPE_INTEGER, 217 }, 218 .off = 128, 219 .reg = CHROMA_CTRL, 220 .mask = 0xff0000, 221 .shift = 16, 222 }, { 223 /* strictly, this only describes only U saturation. 224 * V saturation is handled specially through code. 225 */ 226 .v = { 227 .id = V4L2_CID_SATURATION, 228 .name = "Saturation", 229 .minimum = 0, 230 .maximum = 0x7f, 231 .step = 1, 232 .default_value = 0x3f, 233 .type = V4L2_CTRL_TYPE_INTEGER, 234 }, 235 .off = 0, 236 .reg = CHROMA_CTRL, 237 .mask = 0x00ff, 238 .shift = 0, 239 }, { 240 /* --- audio --- */ 241 .v = { 242 .id = V4L2_CID_AUDIO_MUTE, 243 .name = "Mute", 244 .minimum = 0, 245 .maximum = 1, 246 .default_value = 1, 247 .type = V4L2_CTRL_TYPE_BOOLEAN, 248 }, 249 .reg = PATH1_CTL1, 250 .mask = (0x1f << 24), 251 .shift = 24, 252 }, { 253 .v = { 254 .id = V4L2_CID_AUDIO_VOLUME, 255 .name = "Volume", 256 .minimum = 0, 257 .maximum = 65535, 258 .step = 65535 / 100, 259 .default_value = 65535, 260 .type = V4L2_CTRL_TYPE_INTEGER, 261 }, 262 .reg = PATH1_VOL_CTL, 263 .mask = 0xff, 264 .shift = 0, 265 } 266 }; 267 static const int CX23885_CTLS = ARRAY_SIZE(cx23885_ctls); 268 269 /* Must be sorted from low to high control ID! */ 270 static const u32 cx23885_user_ctrls[] = { 271 V4L2_CID_USER_CLASS, 272 V4L2_CID_BRIGHTNESS, 273 V4L2_CID_CONTRAST, 274 V4L2_CID_SATURATION, 275 V4L2_CID_HUE, 276 V4L2_CID_AUDIO_VOLUME, 277 V4L2_CID_AUDIO_MUTE, 278 0 279 }; 280 281 static const u32 *ctrl_classes[] = { 282 cx23885_user_ctrls, 283 NULL 284 }; 285 286 void cx23885_video_wakeup(struct cx23885_dev *dev, 287 struct cx23885_dmaqueue *q, u32 count) 288 { 289 struct cx23885_buffer *buf; 290 int bc; 291 292 for (bc = 0;; bc++) { 293 if (list_empty(&q->active)) 294 break; 295 buf = list_entry(q->active.next, 296 struct cx23885_buffer, vb.queue); 297 298 /* count comes from the hw and is is 16bit wide -- 299 * this trick handles wrap-arounds correctly for 300 * up to 32767 buffers in flight... */ 301 if ((s16) (count - buf->count) < 0) 302 break; 303 304 v4l2_get_timestamp(&buf->vb.ts); 305 dprintk(2, "[%p/%d] wakeup reg=%d buf=%d\n", buf, buf->vb.i, 306 count, buf->count); 307 buf->vb.state = VIDEOBUF_DONE; 308 list_del(&buf->vb.queue); 309 wake_up(&buf->vb.done); 310 } 311 if (list_empty(&q->active)) 312 del_timer(&q->timeout); 313 else 314 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); 315 if (bc != 1) 316 printk(KERN_ERR "%s: %d buffers handled (should be 1)\n", 317 __func__, bc); 318 } 319 320 int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm) 321 { 322 dprintk(1, "%s(norm = 0x%08x) name: [%s]\n", 323 __func__, 324 (unsigned int)norm, 325 v4l2_norm_to_name(norm)); 326 327 dev->tvnorm = norm; 328 329 call_all(dev, core, s_std, norm); 330 331 return 0; 332 } 333 334 static struct video_device *cx23885_vdev_init(struct cx23885_dev *dev, 335 struct pci_dev *pci, 336 struct video_device *template, 337 char *type) 338 { 339 struct video_device *vfd; 340 dprintk(1, "%s()\n", __func__); 341 342 vfd = video_device_alloc(); 343 if (NULL == vfd) 344 return NULL; 345 *vfd = *template; 346 vfd->v4l2_dev = &dev->v4l2_dev; 347 vfd->release = video_device_release; 348 snprintf(vfd->name, sizeof(vfd->name), "%s (%s)", 349 cx23885_boards[dev->board].name, type); 350 video_set_drvdata(vfd, dev); 351 return vfd; 352 } 353 354 static int cx23885_ctrl_query(struct v4l2_queryctrl *qctrl) 355 { 356 int i; 357 358 if (qctrl->id < V4L2_CID_BASE || 359 qctrl->id >= V4L2_CID_LASTP1) 360 return -EINVAL; 361 for (i = 0; i < CX23885_CTLS; i++) 362 if (cx23885_ctls[i].v.id == qctrl->id) 363 break; 364 if (i == CX23885_CTLS) { 365 *qctrl = no_ctl; 366 return 0; 367 } 368 *qctrl = cx23885_ctls[i].v; 369 return 0; 370 } 371 372 /* ------------------------------------------------------------------- */ 373 /* resource management */ 374 375 static int res_get(struct cx23885_dev *dev, struct cx23885_fh *fh, 376 unsigned int bit) 377 { 378 dprintk(1, "%s()\n", __func__); 379 if (fh->resources & bit) 380 /* have it already allocated */ 381 return 1; 382 383 /* is it free? */ 384 mutex_lock(&dev->lock); 385 if (dev->resources & bit) { 386 /* no, someone else uses it */ 387 mutex_unlock(&dev->lock); 388 return 0; 389 } 390 /* it's free, grab it */ 391 fh->resources |= bit; 392 dev->resources |= bit; 393 dprintk(1, "res: get %d\n", bit); 394 mutex_unlock(&dev->lock); 395 return 1; 396 } 397 398 static int res_check(struct cx23885_fh *fh, unsigned int bit) 399 { 400 return fh->resources & bit; 401 } 402 403 static int res_locked(struct cx23885_dev *dev, unsigned int bit) 404 { 405 return dev->resources & bit; 406 } 407 408 static void res_free(struct cx23885_dev *dev, struct cx23885_fh *fh, 409 unsigned int bits) 410 { 411 BUG_ON((fh->resources & bits) != bits); 412 dprintk(1, "%s()\n", __func__); 413 414 mutex_lock(&dev->lock); 415 fh->resources &= ~bits; 416 dev->resources &= ~bits; 417 dprintk(1, "res: put %d\n", bits); 418 mutex_unlock(&dev->lock); 419 } 420 421 int cx23885_flatiron_write(struct cx23885_dev *dev, u8 reg, u8 data) 422 { 423 /* 8 bit registers, 8 bit values */ 424 u8 buf[] = { reg, data }; 425 426 struct i2c_msg msg = { .addr = 0x98 >> 1, 427 .flags = 0, .buf = buf, .len = 2 }; 428 429 return i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg, 1); 430 } 431 432 u8 cx23885_flatiron_read(struct cx23885_dev *dev, u8 reg) 433 { 434 /* 8 bit registers, 8 bit values */ 435 int ret; 436 u8 b0[] = { reg }; 437 u8 b1[] = { 0 }; 438 439 struct i2c_msg msg[] = { 440 { .addr = 0x98 >> 1, .flags = 0, .buf = b0, .len = 1 }, 441 { .addr = 0x98 >> 1, .flags = I2C_M_RD, .buf = b1, .len = 1 } 442 }; 443 444 ret = i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg[0], 2); 445 if (ret != 2) 446 printk(KERN_ERR "%s() error\n", __func__); 447 448 return b1[0]; 449 } 450 451 static void cx23885_flatiron_dump(struct cx23885_dev *dev) 452 { 453 int i; 454 dprintk(1, "Flatiron dump\n"); 455 for (i = 0; i < 0x24; i++) { 456 dprintk(1, "FI[%02x] = %02x\n", i, 457 cx23885_flatiron_read(dev, i)); 458 } 459 } 460 461 static int cx23885_flatiron_mux(struct cx23885_dev *dev, int input) 462 { 463 u8 val; 464 dprintk(1, "%s(input = %d)\n", __func__, input); 465 466 if (input == 1) 467 val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) & ~FLD_CH_SEL; 468 else if (input == 2) 469 val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) | FLD_CH_SEL; 470 else 471 return -EINVAL; 472 473 val |= 0x20; /* Enable clock to delta-sigma and dec filter */ 474 475 cx23885_flatiron_write(dev, CH_PWR_CTRL1, val); 476 477 /* Wake up */ 478 cx23885_flatiron_write(dev, CH_PWR_CTRL2, 0); 479 480 if (video_debug) 481 cx23885_flatiron_dump(dev); 482 483 return 0; 484 } 485 486 static int cx23885_video_mux(struct cx23885_dev *dev, unsigned int input) 487 { 488 dprintk(1, "%s() video_mux: %d [vmux=%d, gpio=0x%x,0x%x,0x%x,0x%x]\n", 489 __func__, 490 input, INPUT(input)->vmux, 491 INPUT(input)->gpio0, INPUT(input)->gpio1, 492 INPUT(input)->gpio2, INPUT(input)->gpio3); 493 dev->input = input; 494 495 if (dev->board == CX23885_BOARD_MYGICA_X8506 || 496 dev->board == CX23885_BOARD_MAGICPRO_PROHDTVE2 || 497 dev->board == CX23885_BOARD_MYGICA_X8507) { 498 /* Select Analog TV */ 499 if (INPUT(input)->type == CX23885_VMUX_TELEVISION) 500 cx23885_gpio_clear(dev, GPIO_0); 501 } 502 503 /* Tell the internal A/V decoder */ 504 v4l2_subdev_call(dev->sd_cx25840, video, s_routing, 505 INPUT(input)->vmux, 0, 0); 506 507 if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1800) || 508 (dev->board == CX23885_BOARD_MPX885) || 509 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1250) || 510 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) || 511 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111) || 512 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) || 513 (dev->board == CX23885_BOARD_MYGICA_X8507) || 514 (dev->board == CX23885_BOARD_AVERMEDIA_HC81R)) { 515 /* Configure audio routing */ 516 v4l2_subdev_call(dev->sd_cx25840, audio, s_routing, 517 INPUT(input)->amux, 0, 0); 518 519 if (INPUT(input)->amux == CX25840_AUDIO7) 520 cx23885_flatiron_mux(dev, 1); 521 else if (INPUT(input)->amux == CX25840_AUDIO6) 522 cx23885_flatiron_mux(dev, 2); 523 } 524 525 return 0; 526 } 527 528 static int cx23885_audio_mux(struct cx23885_dev *dev, unsigned int input) 529 { 530 dprintk(1, "%s(input=%d)\n", __func__, input); 531 532 /* The baseband video core of the cx23885 has two audio inputs. 533 * LR1 and LR2. In almost every single case so far only HVR1xxx 534 * cards we've only ever supported LR1. Time to support LR2, 535 * which is available via the optional white breakout header on 536 * the board. 537 * We'll use a could of existing enums in the card struct to allow 538 * devs to specify which baseband input they need, or just default 539 * to what we've always used. 540 */ 541 if (INPUT(input)->amux == CX25840_AUDIO7) 542 cx23885_flatiron_mux(dev, 1); 543 else if (INPUT(input)->amux == CX25840_AUDIO6) 544 cx23885_flatiron_mux(dev, 2); 545 else { 546 /* Not specifically defined, assume the default. */ 547 cx23885_flatiron_mux(dev, 1); 548 } 549 550 return 0; 551 } 552 553 /* ------------------------------------------------------------------ */ 554 static int cx23885_start_video_dma(struct cx23885_dev *dev, 555 struct cx23885_dmaqueue *q, 556 struct cx23885_buffer *buf) 557 { 558 dprintk(1, "%s()\n", __func__); 559 560 /* Stop the dma/fifo before we tamper with it's risc programs */ 561 cx_clear(VID_A_DMA_CTL, 0x11); 562 563 /* setup fifo + format */ 564 cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH01], 565 buf->bpl, buf->risc.dma); 566 567 /* reset counter */ 568 cx_write(VID_A_GPCNT_CTL, 3); 569 q->count = 1; 570 571 /* enable irq */ 572 cx23885_irq_add_enable(dev, 0x01); 573 cx_set(VID_A_INT_MSK, 0x000011); 574 575 /* start dma */ 576 cx_set(DEV_CNTRL2, (1<<5)); 577 cx_set(VID_A_DMA_CTL, 0x11); /* FIFO and RISC enable */ 578 579 return 0; 580 } 581 582 583 static int cx23885_restart_video_queue(struct cx23885_dev *dev, 584 struct cx23885_dmaqueue *q) 585 { 586 struct cx23885_buffer *buf, *prev; 587 struct list_head *item; 588 dprintk(1, "%s()\n", __func__); 589 590 if (!list_empty(&q->active)) { 591 buf = list_entry(q->active.next, struct cx23885_buffer, 592 vb.queue); 593 dprintk(2, "restart_queue [%p/%d]: restart dma\n", 594 buf, buf->vb.i); 595 cx23885_start_video_dma(dev, q, buf); 596 list_for_each(item, &q->active) { 597 buf = list_entry(item, struct cx23885_buffer, 598 vb.queue); 599 buf->count = q->count++; 600 } 601 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); 602 return 0; 603 } 604 605 prev = NULL; 606 for (;;) { 607 if (list_empty(&q->queued)) 608 return 0; 609 buf = list_entry(q->queued.next, struct cx23885_buffer, 610 vb.queue); 611 if (NULL == prev) { 612 list_move_tail(&buf->vb.queue, &q->active); 613 cx23885_start_video_dma(dev, q, buf); 614 buf->vb.state = VIDEOBUF_ACTIVE; 615 buf->count = q->count++; 616 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); 617 dprintk(2, "[%p/%d] restart_queue - first active\n", 618 buf, buf->vb.i); 619 620 } else if (prev->vb.width == buf->vb.width && 621 prev->vb.height == buf->vb.height && 622 prev->fmt == buf->fmt) { 623 list_move_tail(&buf->vb.queue, &q->active); 624 buf->vb.state = VIDEOBUF_ACTIVE; 625 buf->count = q->count++; 626 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); 627 prev->risc.jmp[2] = cpu_to_le32(0); /* Bits 63 - 32 */ 628 dprintk(2, "[%p/%d] restart_queue - move to active\n", 629 buf, buf->vb.i); 630 } else { 631 return 0; 632 } 633 prev = buf; 634 } 635 } 636 637 static int buffer_setup(struct videobuf_queue *q, unsigned int *count, 638 unsigned int *size) 639 { 640 struct cx23885_fh *fh = q->priv_data; 641 642 *size = fh->fmt->depth*fh->width*fh->height >> 3; 643 if (0 == *count) 644 *count = 32; 645 if (*size * *count > vid_limit * 1024 * 1024) 646 *count = (vid_limit * 1024 * 1024) / *size; 647 return 0; 648 } 649 650 static int buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb, 651 enum v4l2_field field) 652 { 653 struct cx23885_fh *fh = q->priv_data; 654 struct cx23885_dev *dev = fh->dev; 655 struct cx23885_buffer *buf = 656 container_of(vb, struct cx23885_buffer, vb); 657 int rc, init_buffer = 0; 658 u32 line0_offset, line1_offset; 659 struct videobuf_dmabuf *dma = videobuf_to_dma(&buf->vb); 660 int field_tff; 661 662 BUG_ON(NULL == fh->fmt); 663 if (fh->width < 48 || fh->width > norm_maxw(dev->tvnorm) || 664 fh->height < 32 || fh->height > norm_maxh(dev->tvnorm)) 665 return -EINVAL; 666 buf->vb.size = (fh->width * fh->height * fh->fmt->depth) >> 3; 667 if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size) 668 return -EINVAL; 669 670 if (buf->fmt != fh->fmt || 671 buf->vb.width != fh->width || 672 buf->vb.height != fh->height || 673 buf->vb.field != field) { 674 buf->fmt = fh->fmt; 675 buf->vb.width = fh->width; 676 buf->vb.height = fh->height; 677 buf->vb.field = field; 678 init_buffer = 1; 679 } 680 681 if (VIDEOBUF_NEEDS_INIT == buf->vb.state) { 682 init_buffer = 1; 683 rc = videobuf_iolock(q, &buf->vb, NULL); 684 if (0 != rc) 685 goto fail; 686 } 687 688 if (init_buffer) { 689 buf->bpl = buf->vb.width * buf->fmt->depth >> 3; 690 switch (buf->vb.field) { 691 case V4L2_FIELD_TOP: 692 cx23885_risc_buffer(dev->pci, &buf->risc, 693 dma->sglist, 0, UNSET, 694 buf->bpl, 0, buf->vb.height); 695 break; 696 case V4L2_FIELD_BOTTOM: 697 cx23885_risc_buffer(dev->pci, &buf->risc, 698 dma->sglist, UNSET, 0, 699 buf->bpl, 0, buf->vb.height); 700 break; 701 case V4L2_FIELD_INTERLACED: 702 if (dev->tvnorm & V4L2_STD_NTSC) 703 /* NTSC or */ 704 field_tff = 1; 705 else 706 field_tff = 0; 707 708 if (cx23885_boards[dev->board].force_bff) 709 /* PAL / SECAM OR 888 in NTSC MODE */ 710 field_tff = 0; 711 712 if (field_tff) { 713 /* cx25840 transmits NTSC bottom field first */ 714 dprintk(1, "%s() Creating TFF/NTSC risc\n", 715 __func__); 716 line0_offset = buf->bpl; 717 line1_offset = 0; 718 } else { 719 /* All other formats are top field first */ 720 dprintk(1, "%s() Creating BFF/PAL/SECAM risc\n", 721 __func__); 722 line0_offset = 0; 723 line1_offset = buf->bpl; 724 } 725 cx23885_risc_buffer(dev->pci, &buf->risc, 726 dma->sglist, line0_offset, 727 line1_offset, 728 buf->bpl, buf->bpl, 729 buf->vb.height >> 1); 730 break; 731 case V4L2_FIELD_SEQ_TB: 732 cx23885_risc_buffer(dev->pci, &buf->risc, 733 dma->sglist, 734 0, buf->bpl * (buf->vb.height >> 1), 735 buf->bpl, 0, 736 buf->vb.height >> 1); 737 break; 738 case V4L2_FIELD_SEQ_BT: 739 cx23885_risc_buffer(dev->pci, &buf->risc, 740 dma->sglist, 741 buf->bpl * (buf->vb.height >> 1), 0, 742 buf->bpl, 0, 743 buf->vb.height >> 1); 744 break; 745 default: 746 BUG(); 747 } 748 } 749 dprintk(2, "[%p/%d] buffer_prep - %dx%d %dbpp \"%s\" - dma=0x%08lx\n", 750 buf, buf->vb.i, 751 fh->width, fh->height, fh->fmt->depth, fh->fmt->name, 752 (unsigned long)buf->risc.dma); 753 754 buf->vb.state = VIDEOBUF_PREPARED; 755 return 0; 756 757 fail: 758 cx23885_free_buffer(q, buf); 759 return rc; 760 } 761 762 static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb) 763 { 764 struct cx23885_buffer *buf = container_of(vb, 765 struct cx23885_buffer, vb); 766 struct cx23885_buffer *prev; 767 struct cx23885_fh *fh = vq->priv_data; 768 struct cx23885_dev *dev = fh->dev; 769 struct cx23885_dmaqueue *q = &dev->vidq; 770 771 /* add jump to stopper */ 772 buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC); 773 buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma); 774 buf->risc.jmp[2] = cpu_to_le32(0); /* bits 63-32 */ 775 776 if (!list_empty(&q->queued)) { 777 list_add_tail(&buf->vb.queue, &q->queued); 778 buf->vb.state = VIDEOBUF_QUEUED; 779 dprintk(2, "[%p/%d] buffer_queue - append to queued\n", 780 buf, buf->vb.i); 781 782 } else if (list_empty(&q->active)) { 783 list_add_tail(&buf->vb.queue, &q->active); 784 cx23885_start_video_dma(dev, q, buf); 785 buf->vb.state = VIDEOBUF_ACTIVE; 786 buf->count = q->count++; 787 mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); 788 dprintk(2, "[%p/%d] buffer_queue - first active\n", 789 buf, buf->vb.i); 790 791 } else { 792 prev = list_entry(q->active.prev, struct cx23885_buffer, 793 vb.queue); 794 if (prev->vb.width == buf->vb.width && 795 prev->vb.height == buf->vb.height && 796 prev->fmt == buf->fmt) { 797 list_add_tail(&buf->vb.queue, &q->active); 798 buf->vb.state = VIDEOBUF_ACTIVE; 799 buf->count = q->count++; 800 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); 801 /* 64 bit bits 63-32 */ 802 prev->risc.jmp[2] = cpu_to_le32(0); 803 dprintk(2, "[%p/%d] buffer_queue - append to active\n", 804 buf, buf->vb.i); 805 806 } else { 807 list_add_tail(&buf->vb.queue, &q->queued); 808 buf->vb.state = VIDEOBUF_QUEUED; 809 dprintk(2, "[%p/%d] buffer_queue - first queued\n", 810 buf, buf->vb.i); 811 } 812 } 813 } 814 815 static void buffer_release(struct videobuf_queue *q, 816 struct videobuf_buffer *vb) 817 { 818 struct cx23885_buffer *buf = container_of(vb, 819 struct cx23885_buffer, vb); 820 821 cx23885_free_buffer(q, buf); 822 } 823 824 static struct videobuf_queue_ops cx23885_video_qops = { 825 .buf_setup = buffer_setup, 826 .buf_prepare = buffer_prepare, 827 .buf_queue = buffer_queue, 828 .buf_release = buffer_release, 829 }; 830 831 static struct videobuf_queue *get_queue(struct cx23885_fh *fh) 832 { 833 switch (fh->type) { 834 case V4L2_BUF_TYPE_VIDEO_CAPTURE: 835 return &fh->vidq; 836 case V4L2_BUF_TYPE_VBI_CAPTURE: 837 return &fh->vbiq; 838 default: 839 BUG(); 840 return NULL; 841 } 842 } 843 844 static int get_resource(struct cx23885_fh *fh) 845 { 846 switch (fh->type) { 847 case V4L2_BUF_TYPE_VIDEO_CAPTURE: 848 return RESOURCE_VIDEO; 849 case V4L2_BUF_TYPE_VBI_CAPTURE: 850 return RESOURCE_VBI; 851 default: 852 BUG(); 853 return 0; 854 } 855 } 856 857 static int video_open(struct file *file) 858 { 859 struct video_device *vdev = video_devdata(file); 860 struct cx23885_dev *dev = video_drvdata(file); 861 struct cx23885_fh *fh; 862 enum v4l2_buf_type type = 0; 863 int radio = 0; 864 865 switch (vdev->vfl_type) { 866 case VFL_TYPE_GRABBER: 867 type = V4L2_BUF_TYPE_VIDEO_CAPTURE; 868 break; 869 case VFL_TYPE_VBI: 870 type = V4L2_BUF_TYPE_VBI_CAPTURE; 871 break; 872 case VFL_TYPE_RADIO: 873 radio = 1; 874 break; 875 } 876 877 dprintk(1, "open dev=%s radio=%d type=%s\n", 878 video_device_node_name(vdev), radio, v4l2_type_names[type]); 879 880 /* allocate + initialize per filehandle data */ 881 fh = kzalloc(sizeof(*fh), GFP_KERNEL); 882 if (NULL == fh) 883 return -ENOMEM; 884 885 file->private_data = fh; 886 fh->dev = dev; 887 fh->radio = radio; 888 fh->type = type; 889 fh->width = 320; 890 fh->height = 240; 891 fh->fmt = format_by_fourcc(V4L2_PIX_FMT_YUYV); 892 893 videobuf_queue_sg_init(&fh->vidq, &cx23885_video_qops, 894 &dev->pci->dev, &dev->slock, 895 V4L2_BUF_TYPE_VIDEO_CAPTURE, 896 V4L2_FIELD_INTERLACED, 897 sizeof(struct cx23885_buffer), 898 fh, NULL); 899 900 videobuf_queue_sg_init(&fh->vbiq, &cx23885_vbi_qops, 901 &dev->pci->dev, &dev->slock, 902 V4L2_BUF_TYPE_VBI_CAPTURE, 903 V4L2_FIELD_SEQ_TB, 904 sizeof(struct cx23885_buffer), 905 fh, NULL); 906 907 908 dprintk(1, "post videobuf_queue_init()\n"); 909 910 return 0; 911 } 912 913 static ssize_t video_read(struct file *file, char __user *data, 914 size_t count, loff_t *ppos) 915 { 916 struct cx23885_fh *fh = file->private_data; 917 918 switch (fh->type) { 919 case V4L2_BUF_TYPE_VIDEO_CAPTURE: 920 if (res_locked(fh->dev, RESOURCE_VIDEO)) 921 return -EBUSY; 922 return videobuf_read_one(&fh->vidq, data, count, ppos, 923 file->f_flags & O_NONBLOCK); 924 case V4L2_BUF_TYPE_VBI_CAPTURE: 925 if (!res_get(fh->dev, fh, RESOURCE_VBI)) 926 return -EBUSY; 927 return videobuf_read_stream(&fh->vbiq, data, count, ppos, 1, 928 file->f_flags & O_NONBLOCK); 929 default: 930 BUG(); 931 return 0; 932 } 933 } 934 935 static unsigned int video_poll(struct file *file, 936 struct poll_table_struct *wait) 937 { 938 struct cx23885_fh *fh = file->private_data; 939 struct cx23885_buffer *buf; 940 unsigned int rc = POLLERR; 941 942 if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) { 943 if (!res_get(fh->dev, fh, RESOURCE_VBI)) 944 return POLLERR; 945 return videobuf_poll_stream(file, &fh->vbiq, wait); 946 } 947 948 mutex_lock(&fh->vidq.vb_lock); 949 if (res_check(fh, RESOURCE_VIDEO)) { 950 /* streaming capture */ 951 if (list_empty(&fh->vidq.stream)) 952 goto done; 953 buf = list_entry(fh->vidq.stream.next, 954 struct cx23885_buffer, vb.stream); 955 } else { 956 /* read() capture */ 957 buf = (struct cx23885_buffer *)fh->vidq.read_buf; 958 if (NULL == buf) 959 goto done; 960 } 961 poll_wait(file, &buf->vb.done, wait); 962 if (buf->vb.state == VIDEOBUF_DONE || 963 buf->vb.state == VIDEOBUF_ERROR) 964 rc = POLLIN|POLLRDNORM; 965 else 966 rc = 0; 967 done: 968 mutex_unlock(&fh->vidq.vb_lock); 969 return rc; 970 } 971 972 static int video_release(struct file *file) 973 { 974 struct cx23885_fh *fh = file->private_data; 975 struct cx23885_dev *dev = fh->dev; 976 977 /* turn off overlay */ 978 if (res_check(fh, RESOURCE_OVERLAY)) { 979 /* FIXME */ 980 res_free(dev, fh, RESOURCE_OVERLAY); 981 } 982 983 /* stop video capture */ 984 if (res_check(fh, RESOURCE_VIDEO)) { 985 videobuf_queue_cancel(&fh->vidq); 986 res_free(dev, fh, RESOURCE_VIDEO); 987 } 988 if (fh->vidq.read_buf) { 989 buffer_release(&fh->vidq, fh->vidq.read_buf); 990 kfree(fh->vidq.read_buf); 991 } 992 993 /* stop vbi capture */ 994 if (res_check(fh, RESOURCE_VBI)) { 995 if (fh->vbiq.streaming) 996 videobuf_streamoff(&fh->vbiq); 997 if (fh->vbiq.reading) 998 videobuf_read_stop(&fh->vbiq); 999 res_free(dev, fh, RESOURCE_VBI); 1000 } 1001 1002 videobuf_mmap_free(&fh->vidq); 1003 videobuf_mmap_free(&fh->vbiq); 1004 1005 file->private_data = NULL; 1006 kfree(fh); 1007 1008 /* We are not putting the tuner to sleep here on exit, because 1009 * we want to use the mpeg encoder in another session to capture 1010 * tuner video. Closing this will result in no video to the encoder. 1011 */ 1012 1013 return 0; 1014 } 1015 1016 static int video_mmap(struct file *file, struct vm_area_struct *vma) 1017 { 1018 struct cx23885_fh *fh = file->private_data; 1019 1020 return videobuf_mmap_mapper(get_queue(fh), vma); 1021 } 1022 1023 /* ------------------------------------------------------------------ */ 1024 /* VIDEO CTRL IOCTLS */ 1025 1026 int cx23885_get_control(struct cx23885_dev *dev, 1027 struct v4l2_control *ctl) 1028 { 1029 dprintk(1, "%s() calling cx25840(VIDIOC_G_CTRL)\n", __func__); 1030 call_all(dev, core, g_ctrl, ctl); 1031 return 0; 1032 } 1033 1034 int cx23885_set_control(struct cx23885_dev *dev, 1035 struct v4l2_control *ctl) 1036 { 1037 dprintk(1, "%s() calling cx25840(VIDIOC_S_CTRL)\n", __func__); 1038 call_all(dev, core, s_ctrl, ctl); 1039 1040 return 0; 1041 } 1042 1043 static void init_controls(struct cx23885_dev *dev) 1044 { 1045 struct v4l2_control ctrl; 1046 int i; 1047 1048 for (i = 0; i < CX23885_CTLS; i++) { 1049 ctrl.id = cx23885_ctls[i].v.id; 1050 ctrl.value = cx23885_ctls[i].v.default_value; 1051 1052 cx23885_set_control(dev, &ctrl); 1053 } 1054 } 1055 1056 /* ------------------------------------------------------------------ */ 1057 /* VIDEO IOCTLS */ 1058 1059 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, 1060 struct v4l2_format *f) 1061 { 1062 struct cx23885_fh *fh = priv; 1063 1064 f->fmt.pix.width = fh->width; 1065 f->fmt.pix.height = fh->height; 1066 f->fmt.pix.field = fh->vidq.field; 1067 f->fmt.pix.pixelformat = fh->fmt->fourcc; 1068 f->fmt.pix.bytesperline = 1069 (f->fmt.pix.width * fh->fmt->depth) >> 3; 1070 f->fmt.pix.sizeimage = 1071 f->fmt.pix.height * f->fmt.pix.bytesperline; 1072 1073 return 0; 1074 } 1075 1076 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, 1077 struct v4l2_format *f) 1078 { 1079 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; 1080 struct cx23885_fmt *fmt; 1081 enum v4l2_field field; 1082 unsigned int maxw, maxh; 1083 1084 fmt = format_by_fourcc(f->fmt.pix.pixelformat); 1085 if (NULL == fmt) 1086 return -EINVAL; 1087 1088 field = f->fmt.pix.field; 1089 maxw = norm_maxw(dev->tvnorm); 1090 maxh = norm_maxh(dev->tvnorm); 1091 1092 if (V4L2_FIELD_ANY == field) { 1093 field = (f->fmt.pix.height > maxh/2) 1094 ? V4L2_FIELD_INTERLACED 1095 : V4L2_FIELD_BOTTOM; 1096 } 1097 1098 switch (field) { 1099 case V4L2_FIELD_TOP: 1100 case V4L2_FIELD_BOTTOM: 1101 maxh = maxh / 2; 1102 break; 1103 case V4L2_FIELD_INTERLACED: 1104 break; 1105 default: 1106 return -EINVAL; 1107 } 1108 1109 f->fmt.pix.field = field; 1110 v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2, 1111 &f->fmt.pix.height, 32, maxh, 0, 0); 1112 f->fmt.pix.bytesperline = 1113 (f->fmt.pix.width * fmt->depth) >> 3; 1114 f->fmt.pix.sizeimage = 1115 f->fmt.pix.height * f->fmt.pix.bytesperline; 1116 1117 return 0; 1118 } 1119 1120 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, 1121 struct v4l2_format *f) 1122 { 1123 struct cx23885_fh *fh = priv; 1124 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; 1125 struct v4l2_mbus_framefmt mbus_fmt; 1126 int err; 1127 1128 dprintk(2, "%s()\n", __func__); 1129 err = vidioc_try_fmt_vid_cap(file, priv, f); 1130 1131 if (0 != err) 1132 return err; 1133 fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat); 1134 fh->width = f->fmt.pix.width; 1135 fh->height = f->fmt.pix.height; 1136 fh->vidq.field = f->fmt.pix.field; 1137 dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, 1138 fh->width, fh->height, fh->vidq.field); 1139 v4l2_fill_mbus_format(&mbus_fmt, &f->fmt.pix, V4L2_MBUS_FMT_FIXED); 1140 call_all(dev, video, s_mbus_fmt, &mbus_fmt); 1141 v4l2_fill_pix_format(&f->fmt.pix, &mbus_fmt); 1142 return 0; 1143 } 1144 1145 static int vidioc_querycap(struct file *file, void *priv, 1146 struct v4l2_capability *cap) 1147 { 1148 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; 1149 1150 strcpy(cap->driver, "cx23885"); 1151 strlcpy(cap->card, cx23885_boards[dev->board].name, 1152 sizeof(cap->card)); 1153 sprintf(cap->bus_info, "PCIe:%s", pci_name(dev->pci)); 1154 cap->capabilities = 1155 V4L2_CAP_VIDEO_CAPTURE | 1156 V4L2_CAP_READWRITE | 1157 V4L2_CAP_STREAMING | 1158 V4L2_CAP_VBI_CAPTURE; 1159 if (UNSET != dev->tuner_type) 1160 cap->capabilities |= V4L2_CAP_TUNER; 1161 return 0; 1162 } 1163 1164 static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, 1165 struct v4l2_fmtdesc *f) 1166 { 1167 if (unlikely(f->index >= ARRAY_SIZE(formats))) 1168 return -EINVAL; 1169 1170 strlcpy(f->description, formats[f->index].name, 1171 sizeof(f->description)); 1172 f->pixelformat = formats[f->index].fourcc; 1173 1174 return 0; 1175 } 1176 1177 static int vidioc_reqbufs(struct file *file, void *priv, 1178 struct v4l2_requestbuffers *p) 1179 { 1180 struct cx23885_fh *fh = priv; 1181 return videobuf_reqbufs(get_queue(fh), p); 1182 } 1183 1184 static int vidioc_querybuf(struct file *file, void *priv, 1185 struct v4l2_buffer *p) 1186 { 1187 struct cx23885_fh *fh = priv; 1188 return videobuf_querybuf(get_queue(fh), p); 1189 } 1190 1191 static int vidioc_qbuf(struct file *file, void *priv, 1192 struct v4l2_buffer *p) 1193 { 1194 struct cx23885_fh *fh = priv; 1195 return videobuf_qbuf(get_queue(fh), p); 1196 } 1197 1198 static int vidioc_dqbuf(struct file *file, void *priv, 1199 struct v4l2_buffer *p) 1200 { 1201 struct cx23885_fh *fh = priv; 1202 return videobuf_dqbuf(get_queue(fh), p, 1203 file->f_flags & O_NONBLOCK); 1204 } 1205 1206 static int vidioc_streamon(struct file *file, void *priv, 1207 enum v4l2_buf_type i) 1208 { 1209 struct cx23885_fh *fh = priv; 1210 struct cx23885_dev *dev = fh->dev; 1211 dprintk(1, "%s()\n", __func__); 1212 1213 if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && 1214 (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE)) 1215 return -EINVAL; 1216 if (unlikely(i != fh->type)) 1217 return -EINVAL; 1218 1219 if (unlikely(!res_get(dev, fh, get_resource(fh)))) 1220 return -EBUSY; 1221 1222 /* Don't start VBI streaming unless vida streaming 1223 * has already started. 1224 */ 1225 if ((fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) && 1226 ((cx_read(VID_A_DMA_CTL) & 0x11) == 0)) 1227 return -EINVAL; 1228 1229 return videobuf_streamon(get_queue(fh)); 1230 } 1231 1232 static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i) 1233 { 1234 struct cx23885_fh *fh = priv; 1235 struct cx23885_dev *dev = fh->dev; 1236 int err, res; 1237 dprintk(1, "%s()\n", __func__); 1238 1239 if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) && 1240 (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE)) 1241 return -EINVAL; 1242 if (i != fh->type) 1243 return -EINVAL; 1244 1245 res = get_resource(fh); 1246 err = videobuf_streamoff(get_queue(fh)); 1247 if (err < 0) 1248 return err; 1249 res_free(dev, fh, res); 1250 return 0; 1251 } 1252 1253 static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id) 1254 { 1255 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; 1256 dprintk(1, "%s()\n", __func__); 1257 1258 *id = dev->tvnorm; 1259 return 0; 1260 } 1261 1262 static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id tvnorms) 1263 { 1264 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; 1265 dprintk(1, "%s()\n", __func__); 1266 1267 mutex_lock(&dev->lock); 1268 cx23885_set_tvnorm(dev, tvnorms); 1269 mutex_unlock(&dev->lock); 1270 1271 return 0; 1272 } 1273 1274 int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i) 1275 { 1276 static const char *iname[] = { 1277 [CX23885_VMUX_COMPOSITE1] = "Composite1", 1278 [CX23885_VMUX_COMPOSITE2] = "Composite2", 1279 [CX23885_VMUX_COMPOSITE3] = "Composite3", 1280 [CX23885_VMUX_COMPOSITE4] = "Composite4", 1281 [CX23885_VMUX_SVIDEO] = "S-Video", 1282 [CX23885_VMUX_COMPONENT] = "Component", 1283 [CX23885_VMUX_TELEVISION] = "Television", 1284 [CX23885_VMUX_CABLE] = "Cable TV", 1285 [CX23885_VMUX_DVB] = "DVB", 1286 [CX23885_VMUX_DEBUG] = "for debug only", 1287 }; 1288 unsigned int n; 1289 dprintk(1, "%s()\n", __func__); 1290 1291 n = i->index; 1292 if (n >= MAX_CX23885_INPUT) 1293 return -EINVAL; 1294 1295 if (0 == INPUT(n)->type) 1296 return -EINVAL; 1297 1298 i->index = n; 1299 i->type = V4L2_INPUT_TYPE_CAMERA; 1300 strcpy(i->name, iname[INPUT(n)->type]); 1301 if ((CX23885_VMUX_TELEVISION == INPUT(n)->type) || 1302 (CX23885_VMUX_CABLE == INPUT(n)->type)) { 1303 i->type = V4L2_INPUT_TYPE_TUNER; 1304 i->std = CX23885_NORMS; 1305 } 1306 1307 /* Two selectable audio inputs for non-tv inputs */ 1308 if (INPUT(n)->type != CX23885_VMUX_TELEVISION) 1309 i->audioset = 0x3; 1310 1311 if (dev->input == n) { 1312 /* enum'd input matches our configured input. 1313 * Ask the video decoder to process the call 1314 * and give it an oppertunity to update the 1315 * status field. 1316 */ 1317 call_all(dev, video, g_input_status, &i->status); 1318 } 1319 1320 return 0; 1321 } 1322 1323 static int vidioc_enum_input(struct file *file, void *priv, 1324 struct v4l2_input *i) 1325 { 1326 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; 1327 dprintk(1, "%s()\n", __func__); 1328 return cx23885_enum_input(dev, i); 1329 } 1330 1331 int cx23885_get_input(struct file *file, void *priv, unsigned int *i) 1332 { 1333 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; 1334 1335 *i = dev->input; 1336 dprintk(1, "%s() returns %d\n", __func__, *i); 1337 return 0; 1338 } 1339 1340 static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) 1341 { 1342 return cx23885_get_input(file, priv, i); 1343 } 1344 1345 int cx23885_set_input(struct file *file, void *priv, unsigned int i) 1346 { 1347 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; 1348 1349 dprintk(1, "%s(%d)\n", __func__, i); 1350 1351 if (i >= MAX_CX23885_INPUT) { 1352 dprintk(1, "%s() -EINVAL\n", __func__); 1353 return -EINVAL; 1354 } 1355 1356 if (INPUT(i)->type == 0) 1357 return -EINVAL; 1358 1359 mutex_lock(&dev->lock); 1360 cx23885_video_mux(dev, i); 1361 1362 /* By default establish the default audio input for the card also */ 1363 /* Caller is free to use VIDIOC_S_AUDIO to override afterwards */ 1364 cx23885_audio_mux(dev, i); 1365 mutex_unlock(&dev->lock); 1366 return 0; 1367 } 1368 1369 static int vidioc_s_input(struct file *file, void *priv, unsigned int i) 1370 { 1371 return cx23885_set_input(file, priv, i); 1372 } 1373 1374 static int vidioc_log_status(struct file *file, void *priv) 1375 { 1376 struct cx23885_fh *fh = priv; 1377 struct cx23885_dev *dev = fh->dev; 1378 1379 printk(KERN_INFO 1380 "%s/0: ============ START LOG STATUS ============\n", 1381 dev->name); 1382 call_all(dev, core, log_status); 1383 printk(KERN_INFO 1384 "%s/0: ============= END LOG STATUS =============\n", 1385 dev->name); 1386 return 0; 1387 } 1388 1389 static int cx23885_query_audinput(struct file *file, void *priv, 1390 struct v4l2_audio *i) 1391 { 1392 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; 1393 static const char *iname[] = { 1394 [0] = "Baseband L/R 1", 1395 [1] = "Baseband L/R 2", 1396 }; 1397 unsigned int n; 1398 dprintk(1, "%s()\n", __func__); 1399 1400 n = i->index; 1401 if (n >= 2) 1402 return -EINVAL; 1403 1404 memset(i, 0, sizeof(*i)); 1405 i->index = n; 1406 strcpy(i->name, iname[n]); 1407 i->capability = V4L2_AUDCAP_STEREO; 1408 i->mode = V4L2_AUDMODE_AVL; 1409 return 0; 1410 1411 } 1412 1413 static int vidioc_enum_audinput(struct file *file, void *priv, 1414 struct v4l2_audio *i) 1415 { 1416 return cx23885_query_audinput(file, priv, i); 1417 } 1418 1419 static int vidioc_g_audinput(struct file *file, void *priv, 1420 struct v4l2_audio *i) 1421 { 1422 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; 1423 1424 i->index = dev->audinput; 1425 dprintk(1, "%s(input=%d)\n", __func__, i->index); 1426 1427 return cx23885_query_audinput(file, priv, i); 1428 } 1429 1430 static int vidioc_s_audinput(struct file *file, void *priv, 1431 const struct v4l2_audio *i) 1432 { 1433 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; 1434 if (i->index >= 2) 1435 return -EINVAL; 1436 1437 dprintk(1, "%s(%d)\n", __func__, i->index); 1438 1439 dev->audinput = i->index; 1440 1441 /* Skip the audio defaults from the cards struct, caller wants 1442 * directly touch the audio mux hardware. */ 1443 cx23885_flatiron_mux(dev, dev->audinput + 1); 1444 return 0; 1445 } 1446 1447 static int vidioc_queryctrl(struct file *file, void *priv, 1448 struct v4l2_queryctrl *qctrl) 1449 { 1450 qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id); 1451 if (unlikely(qctrl->id == 0)) 1452 return -EINVAL; 1453 return cx23885_ctrl_query(qctrl); 1454 } 1455 1456 static int vidioc_g_ctrl(struct file *file, void *priv, 1457 struct v4l2_control *ctl) 1458 { 1459 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; 1460 1461 return cx23885_get_control(dev, ctl); 1462 } 1463 1464 static int vidioc_s_ctrl(struct file *file, void *priv, 1465 struct v4l2_control *ctl) 1466 { 1467 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; 1468 1469 return cx23885_set_control(dev, ctl); 1470 } 1471 1472 static int vidioc_g_tuner(struct file *file, void *priv, 1473 struct v4l2_tuner *t) 1474 { 1475 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; 1476 1477 if (unlikely(UNSET == dev->tuner_type)) 1478 return -EINVAL; 1479 if (0 != t->index) 1480 return -EINVAL; 1481 1482 strcpy(t->name, "Television"); 1483 1484 call_all(dev, tuner, g_tuner, t); 1485 return 0; 1486 } 1487 1488 static int vidioc_s_tuner(struct file *file, void *priv, 1489 const struct v4l2_tuner *t) 1490 { 1491 struct cx23885_dev *dev = ((struct cx23885_fh *)priv)->dev; 1492 1493 if (UNSET == dev->tuner_type) 1494 return -EINVAL; 1495 if (0 != t->index) 1496 return -EINVAL; 1497 /* Update the A/V core */ 1498 call_all(dev, tuner, s_tuner, t); 1499 1500 return 0; 1501 } 1502 1503 static int vidioc_g_frequency(struct file *file, void *priv, 1504 struct v4l2_frequency *f) 1505 { 1506 struct cx23885_fh *fh = priv; 1507 struct cx23885_dev *dev = fh->dev; 1508 1509 if (unlikely(UNSET == dev->tuner_type)) 1510 return -EINVAL; 1511 1512 /* f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; */ 1513 f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV; 1514 f->frequency = dev->freq; 1515 1516 call_all(dev, tuner, g_frequency, f); 1517 1518 return 0; 1519 } 1520 1521 static int cx23885_set_freq(struct cx23885_dev *dev, const struct v4l2_frequency *f) 1522 { 1523 struct v4l2_control ctrl; 1524 1525 if (unlikely(UNSET == dev->tuner_type)) 1526 return -EINVAL; 1527 if (unlikely(f->tuner != 0)) 1528 return -EINVAL; 1529 1530 mutex_lock(&dev->lock); 1531 dev->freq = f->frequency; 1532 1533 /* I need to mute audio here */ 1534 ctrl.id = V4L2_CID_AUDIO_MUTE; 1535 ctrl.value = 1; 1536 cx23885_set_control(dev, &ctrl); 1537 1538 call_all(dev, tuner, s_frequency, f); 1539 1540 /* When changing channels it is required to reset TVAUDIO */ 1541 msleep(100); 1542 1543 /* I need to unmute audio here */ 1544 ctrl.value = 0; 1545 cx23885_set_control(dev, &ctrl); 1546 1547 mutex_unlock(&dev->lock); 1548 1549 return 0; 1550 } 1551 1552 static int cx23885_set_freq_via_ops(struct cx23885_dev *dev, 1553 const struct v4l2_frequency *f) 1554 { 1555 struct v4l2_control ctrl; 1556 struct videobuf_dvb_frontend *vfe; 1557 struct dvb_frontend *fe; 1558 1559 struct analog_parameters params = { 1560 .mode = V4L2_TUNER_ANALOG_TV, 1561 .audmode = V4L2_TUNER_MODE_STEREO, 1562 .std = dev->tvnorm, 1563 .frequency = f->frequency 1564 }; 1565 1566 mutex_lock(&dev->lock); 1567 dev->freq = f->frequency; 1568 1569 /* I need to mute audio here */ 1570 ctrl.id = V4L2_CID_AUDIO_MUTE; 1571 ctrl.value = 1; 1572 cx23885_set_control(dev, &ctrl); 1573 1574 /* If HVR1850 */ 1575 dprintk(1, "%s() frequency=%d tuner=%d std=0x%llx\n", __func__, 1576 params.frequency, f->tuner, params.std); 1577 1578 vfe = videobuf_dvb_get_frontend(&dev->ts2.frontends, 1); 1579 if (!vfe) { 1580 mutex_unlock(&dev->lock); 1581 return -EINVAL; 1582 } 1583 1584 fe = vfe->dvb.frontend; 1585 1586 if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) || 1587 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) || 1588 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111)) 1589 fe = &dev->ts1.analog_fe; 1590 1591 if (fe && fe->ops.tuner_ops.set_analog_params) { 1592 call_all(dev, core, s_std, dev->tvnorm); 1593 fe->ops.tuner_ops.set_analog_params(fe, ¶ms); 1594 } 1595 else 1596 printk(KERN_ERR "%s() No analog tuner, aborting\n", __func__); 1597 1598 /* When changing channels it is required to reset TVAUDIO */ 1599 msleep(100); 1600 1601 /* I need to unmute audio here */ 1602 ctrl.value = 0; 1603 cx23885_set_control(dev, &ctrl); 1604 1605 mutex_unlock(&dev->lock); 1606 1607 return 0; 1608 } 1609 1610 int cx23885_set_frequency(struct file *file, void *priv, 1611 const struct v4l2_frequency *f) 1612 { 1613 struct cx23885_fh *fh = priv; 1614 struct cx23885_dev *dev = fh->dev; 1615 int ret; 1616 1617 switch (dev->board) { 1618 case CX23885_BOARD_HAUPPAUGE_HVR1255: 1619 case CX23885_BOARD_HAUPPAUGE_HVR1255_22111: 1620 case CX23885_BOARD_HAUPPAUGE_HVR1850: 1621 ret = cx23885_set_freq_via_ops(dev, f); 1622 break; 1623 default: 1624 ret = cx23885_set_freq(dev, f); 1625 } 1626 1627 return ret; 1628 } 1629 1630 static int vidioc_s_frequency(struct file *file, void *priv, 1631 const struct v4l2_frequency *f) 1632 { 1633 return cx23885_set_frequency(file, priv, f); 1634 } 1635 1636 /* ----------------------------------------------------------- */ 1637 1638 static void cx23885_vid_timeout(unsigned long data) 1639 { 1640 struct cx23885_dev *dev = (struct cx23885_dev *)data; 1641 struct cx23885_dmaqueue *q = &dev->vidq; 1642 struct cx23885_buffer *buf; 1643 unsigned long flags; 1644 1645 spin_lock_irqsave(&dev->slock, flags); 1646 while (!list_empty(&q->active)) { 1647 buf = list_entry(q->active.next, 1648 struct cx23885_buffer, vb.queue); 1649 list_del(&buf->vb.queue); 1650 buf->vb.state = VIDEOBUF_ERROR; 1651 wake_up(&buf->vb.done); 1652 printk(KERN_ERR "%s: [%p/%d] timeout - dma=0x%08lx\n", 1653 dev->name, buf, buf->vb.i, 1654 (unsigned long)buf->risc.dma); 1655 } 1656 cx23885_restart_video_queue(dev, q); 1657 spin_unlock_irqrestore(&dev->slock, flags); 1658 } 1659 1660 int cx23885_video_irq(struct cx23885_dev *dev, u32 status) 1661 { 1662 u32 mask, count; 1663 int handled = 0; 1664 1665 mask = cx_read(VID_A_INT_MSK); 1666 if (0 == (status & mask)) 1667 return handled; 1668 1669 cx_write(VID_A_INT_STAT, status); 1670 1671 /* risc op code error, fifo overflow or line sync detection error */ 1672 if ((status & VID_BC_MSK_OPC_ERR) || 1673 (status & VID_BC_MSK_SYNC) || 1674 (status & VID_BC_MSK_OF)) { 1675 1676 if (status & VID_BC_MSK_OPC_ERR) { 1677 dprintk(7, " (VID_BC_MSK_OPC_ERR 0x%08x)\n", 1678 VID_BC_MSK_OPC_ERR); 1679 printk(KERN_WARNING "%s: video risc op code error\n", 1680 dev->name); 1681 cx23885_sram_channel_dump(dev, 1682 &dev->sram_channels[SRAM_CH01]); 1683 } 1684 1685 if (status & VID_BC_MSK_SYNC) 1686 dprintk(7, " (VID_BC_MSK_SYNC 0x%08x) " 1687 "video lines miss-match\n", 1688 VID_BC_MSK_SYNC); 1689 1690 if (status & VID_BC_MSK_OF) 1691 dprintk(7, " (VID_BC_MSK_OF 0x%08x) fifo overflow\n", 1692 VID_BC_MSK_OF); 1693 1694 } 1695 1696 /* Video */ 1697 if (status & VID_BC_MSK_RISCI1) { 1698 spin_lock(&dev->slock); 1699 count = cx_read(VID_A_GPCNT); 1700 cx23885_video_wakeup(dev, &dev->vidq, count); 1701 spin_unlock(&dev->slock); 1702 handled++; 1703 } 1704 if (status & VID_BC_MSK_RISCI2) { 1705 dprintk(2, "stopper video\n"); 1706 spin_lock(&dev->slock); 1707 cx23885_restart_video_queue(dev, &dev->vidq); 1708 spin_unlock(&dev->slock); 1709 handled++; 1710 } 1711 1712 /* Allow the VBI framework to process it's payload */ 1713 handled += cx23885_vbi_irq(dev, status); 1714 1715 return handled; 1716 } 1717 1718 /* ----------------------------------------------------------- */ 1719 /* exported stuff */ 1720 1721 static const struct v4l2_file_operations video_fops = { 1722 .owner = THIS_MODULE, 1723 .open = video_open, 1724 .release = video_release, 1725 .read = video_read, 1726 .poll = video_poll, 1727 .mmap = video_mmap, 1728 .ioctl = video_ioctl2, 1729 }; 1730 1731 static const struct v4l2_ioctl_ops video_ioctl_ops = { 1732 .vidioc_querycap = vidioc_querycap, 1733 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, 1734 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, 1735 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, 1736 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, 1737 .vidioc_g_fmt_vbi_cap = cx23885_vbi_fmt, 1738 .vidioc_try_fmt_vbi_cap = cx23885_vbi_fmt, 1739 .vidioc_s_fmt_vbi_cap = cx23885_vbi_fmt, 1740 .vidioc_reqbufs = vidioc_reqbufs, 1741 .vidioc_querybuf = vidioc_querybuf, 1742 .vidioc_qbuf = vidioc_qbuf, 1743 .vidioc_dqbuf = vidioc_dqbuf, 1744 .vidioc_s_std = vidioc_s_std, 1745 .vidioc_g_std = vidioc_g_std, 1746 .vidioc_enum_input = vidioc_enum_input, 1747 .vidioc_g_input = vidioc_g_input, 1748 .vidioc_s_input = vidioc_s_input, 1749 .vidioc_log_status = vidioc_log_status, 1750 .vidioc_queryctrl = vidioc_queryctrl, 1751 .vidioc_g_ctrl = vidioc_g_ctrl, 1752 .vidioc_s_ctrl = vidioc_s_ctrl, 1753 .vidioc_streamon = vidioc_streamon, 1754 .vidioc_streamoff = vidioc_streamoff, 1755 .vidioc_g_tuner = vidioc_g_tuner, 1756 .vidioc_s_tuner = vidioc_s_tuner, 1757 .vidioc_g_frequency = vidioc_g_frequency, 1758 .vidioc_s_frequency = vidioc_s_frequency, 1759 #ifdef CONFIG_VIDEO_ADV_DEBUG 1760 .vidioc_g_chip_info = cx23885_g_chip_info, 1761 .vidioc_g_register = cx23885_g_register, 1762 .vidioc_s_register = cx23885_s_register, 1763 #endif 1764 .vidioc_enumaudio = vidioc_enum_audinput, 1765 .vidioc_g_audio = vidioc_g_audinput, 1766 .vidioc_s_audio = vidioc_s_audinput, 1767 }; 1768 1769 static struct video_device cx23885_vbi_template; 1770 static struct video_device cx23885_video_template = { 1771 .name = "cx23885-video", 1772 .fops = &video_fops, 1773 .ioctl_ops = &video_ioctl_ops, 1774 .tvnorms = CX23885_NORMS, 1775 }; 1776 1777 static const struct v4l2_file_operations radio_fops = { 1778 .owner = THIS_MODULE, 1779 .open = video_open, 1780 .release = video_release, 1781 .ioctl = video_ioctl2, 1782 }; 1783 1784 1785 void cx23885_video_unregister(struct cx23885_dev *dev) 1786 { 1787 dprintk(1, "%s()\n", __func__); 1788 cx23885_irq_remove(dev, 0x01); 1789 1790 if (dev->vbi_dev) { 1791 if (video_is_registered(dev->vbi_dev)) 1792 video_unregister_device(dev->vbi_dev); 1793 else 1794 video_device_release(dev->vbi_dev); 1795 dev->vbi_dev = NULL; 1796 btcx_riscmem_free(dev->pci, &dev->vbiq.stopper); 1797 } 1798 if (dev->video_dev) { 1799 if (video_is_registered(dev->video_dev)) 1800 video_unregister_device(dev->video_dev); 1801 else 1802 video_device_release(dev->video_dev); 1803 dev->video_dev = NULL; 1804 1805 btcx_riscmem_free(dev->pci, &dev->vidq.stopper); 1806 } 1807 1808 if (dev->audio_dev) 1809 cx23885_audio_unregister(dev); 1810 } 1811 1812 int cx23885_video_register(struct cx23885_dev *dev) 1813 { 1814 int err; 1815 1816 dprintk(1, "%s()\n", __func__); 1817 spin_lock_init(&dev->slock); 1818 1819 /* Initialize VBI template */ 1820 cx23885_vbi_template = cx23885_video_template; 1821 strcpy(cx23885_vbi_template.name, "cx23885-vbi"); 1822 1823 dev->tvnorm = V4L2_STD_NTSC_M; 1824 1825 /* init video dma queues */ 1826 INIT_LIST_HEAD(&dev->vidq.active); 1827 INIT_LIST_HEAD(&dev->vidq.queued); 1828 dev->vidq.timeout.function = cx23885_vid_timeout; 1829 dev->vidq.timeout.data = (unsigned long)dev; 1830 init_timer(&dev->vidq.timeout); 1831 cx23885_risc_stopper(dev->pci, &dev->vidq.stopper, 1832 VID_A_DMA_CTL, 0x11, 0x00); 1833 1834 /* init vbi dma queues */ 1835 INIT_LIST_HEAD(&dev->vbiq.active); 1836 INIT_LIST_HEAD(&dev->vbiq.queued); 1837 dev->vbiq.timeout.function = cx23885_vbi_timeout; 1838 dev->vbiq.timeout.data = (unsigned long)dev; 1839 init_timer(&dev->vbiq.timeout); 1840 cx23885_risc_stopper(dev->pci, &dev->vbiq.stopper, 1841 VID_A_DMA_CTL, 0x22, 0x00); 1842 1843 cx23885_irq_add_enable(dev, 0x01); 1844 1845 if ((TUNER_ABSENT != dev->tuner_type) && 1846 ((dev->tuner_bus == 0) || (dev->tuner_bus == 1))) { 1847 struct v4l2_subdev *sd = NULL; 1848 1849 if (dev->tuner_addr) 1850 sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, 1851 &dev->i2c_bus[dev->tuner_bus].i2c_adap, 1852 "tuner", dev->tuner_addr, NULL); 1853 else 1854 sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, 1855 &dev->i2c_bus[dev->tuner_bus].i2c_adap, 1856 "tuner", 0, v4l2_i2c_tuner_addrs(ADDRS_TV)); 1857 if (sd) { 1858 struct tuner_setup tun_setup; 1859 1860 memset(&tun_setup, 0, sizeof(tun_setup)); 1861 tun_setup.mode_mask = T_ANALOG_TV; 1862 tun_setup.type = dev->tuner_type; 1863 tun_setup.addr = v4l2_i2c_subdev_addr(sd); 1864 tun_setup.tuner_callback = cx23885_tuner_callback; 1865 1866 v4l2_subdev_call(sd, tuner, s_type_addr, &tun_setup); 1867 1868 if ((dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXTV1200) || 1869 (dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXPVR2200)) { 1870 struct xc2028_ctrl ctrl = { 1871 .fname = XC2028_DEFAULT_FIRMWARE, 1872 .max_len = 64 1873 }; 1874 struct v4l2_priv_tun_config cfg = { 1875 .tuner = dev->tuner_type, 1876 .priv = &ctrl 1877 }; 1878 v4l2_subdev_call(sd, tuner, s_config, &cfg); 1879 } 1880 1881 if (dev->board == CX23885_BOARD_AVERMEDIA_HC81R) { 1882 struct xc2028_ctrl ctrl = { 1883 .fname = "xc3028L-v36.fw", 1884 .max_len = 64 1885 }; 1886 struct v4l2_priv_tun_config cfg = { 1887 .tuner = dev->tuner_type, 1888 .priv = &ctrl 1889 }; 1890 v4l2_subdev_call(sd, tuner, s_config, &cfg); 1891 } 1892 } 1893 } 1894 1895 /* register Video device */ 1896 dev->video_dev = cx23885_vdev_init(dev, dev->pci, 1897 &cx23885_video_template, "video"); 1898 err = video_register_device(dev->video_dev, VFL_TYPE_GRABBER, 1899 video_nr[dev->nr]); 1900 if (err < 0) { 1901 printk(KERN_INFO "%s: can't register video device\n", 1902 dev->name); 1903 goto fail_unreg; 1904 } 1905 printk(KERN_INFO "%s: registered device %s [v4l2]\n", 1906 dev->name, video_device_node_name(dev->video_dev)); 1907 1908 /* register VBI device */ 1909 dev->vbi_dev = cx23885_vdev_init(dev, dev->pci, 1910 &cx23885_vbi_template, "vbi"); 1911 err = video_register_device(dev->vbi_dev, VFL_TYPE_VBI, 1912 vbi_nr[dev->nr]); 1913 if (err < 0) { 1914 printk(KERN_INFO "%s: can't register vbi device\n", 1915 dev->name); 1916 goto fail_unreg; 1917 } 1918 printk(KERN_INFO "%s: registered device %s\n", 1919 dev->name, video_device_node_name(dev->vbi_dev)); 1920 1921 /* Register ALSA audio device */ 1922 dev->audio_dev = cx23885_audio_register(dev); 1923 1924 /* initial device configuration */ 1925 mutex_lock(&dev->lock); 1926 cx23885_set_tvnorm(dev, dev->tvnorm); 1927 init_controls(dev); 1928 cx23885_video_mux(dev, 0); 1929 cx23885_audio_mux(dev, 0); 1930 mutex_unlock(&dev->lock); 1931 1932 return 0; 1933 1934 fail_unreg: 1935 cx23885_video_unregister(dev); 1936 return err; 1937 } 1938 1939