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 "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 .fourcc = V4L2_PIX_FMT_YUYV, 71 .depth = 16, 72 .flags = FORMAT_FLAGS_PACKED, 73 } 74 }; 75 76 static struct cx23885_fmt *format_by_fourcc(unsigned int fourcc) 77 { 78 unsigned int i; 79 80 for (i = 0; i < ARRAY_SIZE(formats); i++) 81 if (formats[i].fourcc == fourcc) 82 return formats+i; 83 return NULL; 84 } 85 86 /* ------------------------------------------------------------------- */ 87 88 void cx23885_video_wakeup(struct cx23885_dev *dev, 89 struct cx23885_dmaqueue *q, u32 count) 90 { 91 struct cx23885_buffer *buf; 92 93 if (list_empty(&q->active)) 94 return; 95 buf = list_entry(q->active.next, 96 struct cx23885_buffer, queue); 97 98 buf->vb.sequence = q->count++; 99 buf->vb.vb2_buf.timestamp = ktime_get_ns(); 100 dprintk(2, "[%p/%d] wakeup reg=%d buf=%d\n", buf, 101 buf->vb.vb2_buf.index, count, q->count); 102 list_del(&buf->queue); 103 vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_DONE); 104 } 105 106 int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm) 107 { 108 struct v4l2_subdev_format format = { 109 .which = V4L2_SUBDEV_FORMAT_ACTIVE, 110 .format.code = MEDIA_BUS_FMT_FIXED, 111 }; 112 113 dprintk(1, "%s(norm = 0x%08x) name: [%s]\n", 114 __func__, 115 (unsigned int)norm, 116 v4l2_norm_to_name(norm)); 117 118 if (dev->tvnorm == norm) 119 return 0; 120 121 if (dev->tvnorm != norm) { 122 if (vb2_is_busy(&dev->vb2_vidq) || vb2_is_busy(&dev->vb2_vbiq) || 123 vb2_is_busy(&dev->vb2_mpegq)) 124 return -EBUSY; 125 } 126 127 dev->tvnorm = norm; 128 dev->width = 720; 129 dev->height = norm_maxh(norm); 130 dev->field = V4L2_FIELD_INTERLACED; 131 132 call_all(dev, video, s_std, norm); 133 134 format.format.width = dev->width; 135 format.format.height = dev->height; 136 format.format.field = dev->field; 137 call_all(dev, pad, set_fmt, NULL, &format); 138 139 return 0; 140 } 141 142 static struct video_device *cx23885_vdev_init(struct cx23885_dev *dev, 143 struct pci_dev *pci, 144 struct video_device *template, 145 char *type) 146 { 147 struct video_device *vfd; 148 dprintk(1, "%s()\n", __func__); 149 150 vfd = video_device_alloc(); 151 if (NULL == vfd) 152 return NULL; 153 *vfd = *template; 154 vfd->v4l2_dev = &dev->v4l2_dev; 155 vfd->release = video_device_release; 156 vfd->lock = &dev->lock; 157 snprintf(vfd->name, sizeof(vfd->name), "%s (%s)", 158 cx23885_boards[dev->board].name, type); 159 video_set_drvdata(vfd, dev); 160 return vfd; 161 } 162 163 int cx23885_flatiron_write(struct cx23885_dev *dev, u8 reg, u8 data) 164 { 165 /* 8 bit registers, 8 bit values */ 166 u8 buf[] = { reg, data }; 167 168 struct i2c_msg msg = { .addr = 0x98 >> 1, 169 .flags = 0, .buf = buf, .len = 2 }; 170 171 return i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg, 1); 172 } 173 174 u8 cx23885_flatiron_read(struct cx23885_dev *dev, u8 reg) 175 { 176 /* 8 bit registers, 8 bit values */ 177 int ret; 178 u8 b0[] = { reg }; 179 u8 b1[] = { 0 }; 180 181 struct i2c_msg msg[] = { 182 { .addr = 0x98 >> 1, .flags = 0, .buf = b0, .len = 1 }, 183 { .addr = 0x98 >> 1, .flags = I2C_M_RD, .buf = b1, .len = 1 } 184 }; 185 186 ret = i2c_transfer(&dev->i2c_bus[2].i2c_adap, &msg[0], 2); 187 if (ret != 2) 188 pr_err("%s() error\n", __func__); 189 190 return b1[0]; 191 } 192 193 static void cx23885_flatiron_dump(struct cx23885_dev *dev) 194 { 195 int i; 196 dprintk(1, "Flatiron dump\n"); 197 for (i = 0; i < 0x24; i++) { 198 dprintk(1, "FI[%02x] = %02x\n", i, 199 cx23885_flatiron_read(dev, i)); 200 } 201 } 202 203 static int cx23885_flatiron_mux(struct cx23885_dev *dev, int input) 204 { 205 u8 val; 206 dprintk(1, "%s(input = %d)\n", __func__, input); 207 208 if (input == 1) 209 val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) & ~FLD_CH_SEL; 210 else if (input == 2) 211 val = cx23885_flatiron_read(dev, CH_PWR_CTRL1) | FLD_CH_SEL; 212 else 213 return -EINVAL; 214 215 val |= 0x20; /* Enable clock to delta-sigma and dec filter */ 216 217 cx23885_flatiron_write(dev, CH_PWR_CTRL1, val); 218 219 /* Wake up */ 220 cx23885_flatiron_write(dev, CH_PWR_CTRL2, 0); 221 222 if (video_debug) 223 cx23885_flatiron_dump(dev); 224 225 return 0; 226 } 227 228 static int cx23885_video_mux(struct cx23885_dev *dev, unsigned int input) 229 { 230 dprintk(1, "%s() video_mux: %d [vmux=%d, gpio=0x%x,0x%x,0x%x,0x%x]\n", 231 __func__, 232 input, INPUT(input)->vmux, 233 INPUT(input)->gpio0, INPUT(input)->gpio1, 234 INPUT(input)->gpio2, INPUT(input)->gpio3); 235 dev->input = input; 236 237 if (dev->board == CX23885_BOARD_MYGICA_X8506 || 238 dev->board == CX23885_BOARD_MAGICPRO_PROHDTVE2 || 239 dev->board == CX23885_BOARD_MYGICA_X8507) { 240 /* Select Analog TV */ 241 if (INPUT(input)->type == CX23885_VMUX_TELEVISION) 242 cx23885_gpio_clear(dev, GPIO_0); 243 } 244 245 /* Tell the internal A/V decoder */ 246 v4l2_subdev_call(dev->sd_cx25840, video, s_routing, 247 INPUT(input)->vmux, 0, 0); 248 249 if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1800) || 250 (dev->board == CX23885_BOARD_MPX885) || 251 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1250) || 252 (dev->board == CX23885_BOARD_HAUPPAUGE_IMPACTVCBE) || 253 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) || 254 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111) || 255 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1265_K4) || 256 (dev->board == CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC) || 257 (dev->board == CX23885_BOARD_HAUPPAUGE_QUADHD_DVB) || 258 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) || 259 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR5525) || 260 (dev->board == CX23885_BOARD_MYGICA_X8507) || 261 (dev->board == CX23885_BOARD_AVERMEDIA_HC81R) || 262 (dev->board == CX23885_BOARD_VIEWCAST_260E) || 263 (dev->board == CX23885_BOARD_VIEWCAST_460E) || 264 (dev->board == CX23885_BOARD_AVERMEDIA_CE310B)) { 265 /* Configure audio routing */ 266 v4l2_subdev_call(dev->sd_cx25840, audio, s_routing, 267 INPUT(input)->amux, 0, 0); 268 269 if (INPUT(input)->amux == CX25840_AUDIO7) 270 cx23885_flatiron_mux(dev, 1); 271 else if (INPUT(input)->amux == CX25840_AUDIO6) 272 cx23885_flatiron_mux(dev, 2); 273 } 274 275 return 0; 276 } 277 278 static int cx23885_audio_mux(struct cx23885_dev *dev, unsigned int input) 279 { 280 dprintk(1, "%s(input=%d)\n", __func__, input); 281 282 /* The baseband video core of the cx23885 has two audio inputs. 283 * LR1 and LR2. In almost every single case so far only HVR1xxx 284 * cards we've only ever supported LR1. Time to support LR2, 285 * which is available via the optional white breakout header on 286 * the board. 287 * We'll use a could of existing enums in the card struct to allow 288 * devs to specify which baseband input they need, or just default 289 * to what we've always used. 290 */ 291 if (INPUT(input)->amux == CX25840_AUDIO7) 292 cx23885_flatiron_mux(dev, 1); 293 else if (INPUT(input)->amux == CX25840_AUDIO6) 294 cx23885_flatiron_mux(dev, 2); 295 else { 296 /* Not specifically defined, assume the default. */ 297 cx23885_flatiron_mux(dev, 1); 298 } 299 300 return 0; 301 } 302 303 /* ------------------------------------------------------------------ */ 304 static int cx23885_start_video_dma(struct cx23885_dev *dev, 305 struct cx23885_dmaqueue *q, 306 struct cx23885_buffer *buf) 307 { 308 dprintk(1, "%s()\n", __func__); 309 310 /* Stop the dma/fifo before we tamper with it's risc programs */ 311 cx_clear(VID_A_DMA_CTL, 0x11); 312 313 /* setup fifo + format */ 314 cx23885_sram_channel_setup(dev, &dev->sram_channels[SRAM_CH01], 315 buf->bpl, buf->risc.dma); 316 317 /* reset counter */ 318 cx_write(VID_A_GPCNT_CTL, 3); 319 q->count = 0; 320 321 /* enable irq */ 322 cx23885_irq_add_enable(dev, 0x01); 323 cx_set(VID_A_INT_MSK, 0x000011); 324 325 /* start dma */ 326 cx_set(DEV_CNTRL2, (1<<5)); 327 cx_set(VID_A_DMA_CTL, 0x11); /* FIFO and RISC enable */ 328 329 return 0; 330 } 331 332 static int queue_setup(struct vb2_queue *q, 333 unsigned int *num_buffers, unsigned int *num_planes, 334 unsigned int sizes[], struct device *alloc_devs[]) 335 { 336 struct cx23885_dev *dev = q->drv_priv; 337 338 *num_planes = 1; 339 sizes[0] = (dev->fmt->depth * dev->width * dev->height) >> 3; 340 return 0; 341 } 342 343 static int buffer_prepare(struct vb2_buffer *vb) 344 { 345 int ret; 346 struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); 347 struct cx23885_dev *dev = vb->vb2_queue->drv_priv; 348 struct cx23885_buffer *buf = 349 container_of(vbuf, struct cx23885_buffer, vb); 350 u32 line0_offset, line1_offset; 351 struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0); 352 int field_tff; 353 354 buf->bpl = (dev->width * dev->fmt->depth) >> 3; 355 356 if (vb2_plane_size(vb, 0) < dev->height * buf->bpl) 357 return -EINVAL; 358 vb2_set_plane_payload(vb, 0, dev->height * buf->bpl); 359 360 switch (dev->field) { 361 case V4L2_FIELD_TOP: 362 ret = cx23885_risc_buffer(dev->pci, &buf->risc, 363 sgt->sgl, 0, UNSET, 364 buf->bpl, 0, dev->height); 365 break; 366 case V4L2_FIELD_BOTTOM: 367 ret = cx23885_risc_buffer(dev->pci, &buf->risc, 368 sgt->sgl, UNSET, 0, 369 buf->bpl, 0, dev->height); 370 break; 371 case V4L2_FIELD_INTERLACED: 372 if (dev->tvnorm & V4L2_STD_525_60) 373 /* NTSC or */ 374 field_tff = 1; 375 else 376 field_tff = 0; 377 378 if (cx23885_boards[dev->board].force_bff) 379 /* PAL / SECAM OR 888 in NTSC MODE */ 380 field_tff = 0; 381 382 if (field_tff) { 383 /* cx25840 transmits NTSC bottom field first */ 384 dprintk(1, "%s() Creating TFF/NTSC risc\n", 385 __func__); 386 line0_offset = buf->bpl; 387 line1_offset = 0; 388 } else { 389 /* All other formats are top field first */ 390 dprintk(1, "%s() Creating BFF/PAL/SECAM risc\n", 391 __func__); 392 line0_offset = 0; 393 line1_offset = buf->bpl; 394 } 395 ret = cx23885_risc_buffer(dev->pci, &buf->risc, 396 sgt->sgl, line0_offset, 397 line1_offset, 398 buf->bpl, buf->bpl, 399 dev->height >> 1); 400 break; 401 case V4L2_FIELD_SEQ_TB: 402 ret = cx23885_risc_buffer(dev->pci, &buf->risc, 403 sgt->sgl, 404 0, buf->bpl * (dev->height >> 1), 405 buf->bpl, 0, 406 dev->height >> 1); 407 break; 408 case V4L2_FIELD_SEQ_BT: 409 ret = cx23885_risc_buffer(dev->pci, &buf->risc, 410 sgt->sgl, 411 buf->bpl * (dev->height >> 1), 0, 412 buf->bpl, 0, 413 dev->height >> 1); 414 break; 415 default: 416 return -EINVAL; /* should not happen */ 417 } 418 dprintk(2, "[%p/%d] buffer_init - %dx%d %dbpp 0x%08x - dma=0x%08lx\n", 419 buf, buf->vb.vb2_buf.index, 420 dev->width, dev->height, dev->fmt->depth, dev->fmt->fourcc, 421 (unsigned long)buf->risc.dma); 422 return ret; 423 } 424 425 static void buffer_finish(struct vb2_buffer *vb) 426 { 427 struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); 428 struct cx23885_buffer *buf = container_of(vbuf, 429 struct cx23885_buffer, vb); 430 431 cx23885_free_buffer(vb->vb2_queue->drv_priv, buf); 432 } 433 434 /* 435 * The risc program for each buffer works as follows: it starts with a simple 436 * 'JUMP to addr + 12', which is effectively a NOP. Then the code to DMA the 437 * buffer follows and at the end we have a JUMP back to the start + 12 (skipping 438 * the initial JUMP). 439 * 440 * This is the risc program of the first buffer to be queued if the active list 441 * is empty and it just keeps DMAing this buffer without generating any 442 * interrupts. 443 * 444 * If a new buffer is added then the initial JUMP in the code for that buffer 445 * will generate an interrupt which signals that the previous buffer has been 446 * DMAed successfully and that it can be returned to userspace. 447 * 448 * It also sets the final jump of the previous buffer to the start of the new 449 * buffer, thus chaining the new buffer into the DMA chain. This is a single 450 * atomic u32 write, so there is no race condition. 451 * 452 * The end-result of all this that you only get an interrupt when a buffer 453 * is ready, so the control flow is very easy. 454 */ 455 static void buffer_queue(struct vb2_buffer *vb) 456 { 457 struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); 458 struct cx23885_dev *dev = vb->vb2_queue->drv_priv; 459 struct cx23885_buffer *buf = container_of(vbuf, 460 struct cx23885_buffer, vb); 461 struct cx23885_buffer *prev; 462 struct cx23885_dmaqueue *q = &dev->vidq; 463 unsigned long flags; 464 465 /* add jump to start */ 466 buf->risc.cpu[1] = cpu_to_le32(buf->risc.dma + 12); 467 buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_CNT_INC); 468 buf->risc.jmp[1] = cpu_to_le32(buf->risc.dma + 12); 469 buf->risc.jmp[2] = cpu_to_le32(0); /* bits 63-32 */ 470 471 spin_lock_irqsave(&dev->slock, flags); 472 if (list_empty(&q->active)) { 473 list_add_tail(&buf->queue, &q->active); 474 dprintk(2, "[%p/%d] buffer_queue - first active\n", 475 buf, buf->vb.vb2_buf.index); 476 } else { 477 buf->risc.cpu[0] |= cpu_to_le32(RISC_IRQ1); 478 prev = list_entry(q->active.prev, struct cx23885_buffer, 479 queue); 480 list_add_tail(&buf->queue, &q->active); 481 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); 482 dprintk(2, "[%p/%d] buffer_queue - append to active\n", 483 buf, buf->vb.vb2_buf.index); 484 } 485 spin_unlock_irqrestore(&dev->slock, flags); 486 } 487 488 static int cx23885_start_streaming(struct vb2_queue *q, unsigned int count) 489 { 490 struct cx23885_dev *dev = q->drv_priv; 491 struct cx23885_dmaqueue *dmaq = &dev->vidq; 492 struct cx23885_buffer *buf = list_entry(dmaq->active.next, 493 struct cx23885_buffer, queue); 494 495 cx23885_start_video_dma(dev, dmaq, buf); 496 return 0; 497 } 498 499 static void cx23885_stop_streaming(struct vb2_queue *q) 500 { 501 struct cx23885_dev *dev = q->drv_priv; 502 struct cx23885_dmaqueue *dmaq = &dev->vidq; 503 unsigned long flags; 504 505 cx_clear(VID_A_DMA_CTL, 0x11); 506 spin_lock_irqsave(&dev->slock, flags); 507 while (!list_empty(&dmaq->active)) { 508 struct cx23885_buffer *buf = list_entry(dmaq->active.next, 509 struct cx23885_buffer, queue); 510 511 list_del(&buf->queue); 512 vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); 513 } 514 spin_unlock_irqrestore(&dev->slock, flags); 515 } 516 517 static const struct vb2_ops cx23885_video_qops = { 518 .queue_setup = queue_setup, 519 .buf_prepare = buffer_prepare, 520 .buf_finish = buffer_finish, 521 .buf_queue = buffer_queue, 522 .start_streaming = cx23885_start_streaming, 523 .stop_streaming = cx23885_stop_streaming, 524 }; 525 526 /* ------------------------------------------------------------------ */ 527 /* VIDEO IOCTLS */ 528 529 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, 530 struct v4l2_format *f) 531 { 532 struct cx23885_dev *dev = video_drvdata(file); 533 534 f->fmt.pix.width = dev->width; 535 f->fmt.pix.height = dev->height; 536 f->fmt.pix.field = dev->field; 537 f->fmt.pix.pixelformat = dev->fmt->fourcc; 538 f->fmt.pix.bytesperline = 539 (f->fmt.pix.width * dev->fmt->depth) >> 3; 540 f->fmt.pix.sizeimage = 541 f->fmt.pix.height * f->fmt.pix.bytesperline; 542 f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; 543 544 return 0; 545 } 546 547 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, 548 struct v4l2_format *f) 549 { 550 struct cx23885_dev *dev = video_drvdata(file); 551 struct cx23885_fmt *fmt; 552 enum v4l2_field field; 553 unsigned int maxw, maxh; 554 555 fmt = format_by_fourcc(f->fmt.pix.pixelformat); 556 if (NULL == fmt) 557 return -EINVAL; 558 559 field = f->fmt.pix.field; 560 maxw = 720; 561 maxh = norm_maxh(dev->tvnorm); 562 563 if (V4L2_FIELD_ANY == field) { 564 field = (f->fmt.pix.height > maxh/2) 565 ? V4L2_FIELD_INTERLACED 566 : V4L2_FIELD_BOTTOM; 567 } 568 569 switch (field) { 570 case V4L2_FIELD_TOP: 571 case V4L2_FIELD_BOTTOM: 572 maxh = maxh / 2; 573 break; 574 case V4L2_FIELD_INTERLACED: 575 case V4L2_FIELD_SEQ_TB: 576 case V4L2_FIELD_SEQ_BT: 577 break; 578 default: 579 field = V4L2_FIELD_INTERLACED; 580 break; 581 } 582 583 f->fmt.pix.field = field; 584 v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2, 585 &f->fmt.pix.height, 32, maxh, 0, 0); 586 f->fmt.pix.bytesperline = 587 (f->fmt.pix.width * fmt->depth) >> 3; 588 f->fmt.pix.sizeimage = 589 f->fmt.pix.height * f->fmt.pix.bytesperline; 590 f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; 591 592 return 0; 593 } 594 595 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, 596 struct v4l2_format *f) 597 { 598 struct cx23885_dev *dev = video_drvdata(file); 599 struct v4l2_subdev_format format = { 600 .which = V4L2_SUBDEV_FORMAT_ACTIVE, 601 }; 602 int err; 603 604 dprintk(2, "%s()\n", __func__); 605 err = vidioc_try_fmt_vid_cap(file, priv, f); 606 607 if (0 != err) 608 return err; 609 610 if (vb2_is_busy(&dev->vb2_vidq) || vb2_is_busy(&dev->vb2_vbiq) || 611 vb2_is_busy(&dev->vb2_mpegq)) 612 return -EBUSY; 613 614 dev->fmt = format_by_fourcc(f->fmt.pix.pixelformat); 615 dev->width = f->fmt.pix.width; 616 dev->height = f->fmt.pix.height; 617 dev->field = f->fmt.pix.field; 618 dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, 619 dev->width, dev->height, dev->field); 620 v4l2_fill_mbus_format(&format.format, &f->fmt.pix, MEDIA_BUS_FMT_FIXED); 621 call_all(dev, pad, set_fmt, NULL, &format); 622 v4l2_fill_pix_format(&f->fmt.pix, &format.format); 623 /* set_fmt overwrites f->fmt.pix.field, restore it */ 624 f->fmt.pix.field = dev->field; 625 return 0; 626 } 627 628 static int vidioc_querycap(struct file *file, void *priv, 629 struct v4l2_capability *cap) 630 { 631 struct cx23885_dev *dev = video_drvdata(file); 632 633 strscpy(cap->driver, "cx23885", sizeof(cap->driver)); 634 strscpy(cap->card, cx23885_boards[dev->board].name, 635 sizeof(cap->card)); 636 sprintf(cap->bus_info, "PCIe:%s", pci_name(dev->pci)); 637 cap->capabilities = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | 638 V4L2_CAP_AUDIO | V4L2_CAP_VBI_CAPTURE | 639 V4L2_CAP_VIDEO_CAPTURE | 640 V4L2_CAP_DEVICE_CAPS; 641 switch (dev->board) { /* i2c device tuners */ 642 case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: 643 case CX23885_BOARD_HAUPPAUGE_HVR5525: 644 case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: 645 case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: 646 cap->capabilities |= V4L2_CAP_TUNER; 647 break; 648 default: 649 if (dev->tuner_type != TUNER_ABSENT) 650 cap->capabilities |= V4L2_CAP_TUNER; 651 break; 652 } 653 return 0; 654 } 655 656 static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, 657 struct v4l2_fmtdesc *f) 658 { 659 if (unlikely(f->index >= ARRAY_SIZE(formats))) 660 return -EINVAL; 661 662 f->pixelformat = formats[f->index].fourcc; 663 664 return 0; 665 } 666 667 static int vidioc_g_pixelaspect(struct file *file, void *priv, 668 int type, struct v4l2_fract *f) 669 { 670 struct cx23885_dev *dev = video_drvdata(file); 671 bool is_50hz = dev->tvnorm & V4L2_STD_625_50; 672 673 if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE) 674 return -EINVAL; 675 676 f->numerator = is_50hz ? 54 : 11; 677 f->denominator = is_50hz ? 59 : 10; 678 679 return 0; 680 } 681 682 static int vidioc_g_selection(struct file *file, void *fh, 683 struct v4l2_selection *sel) 684 { 685 struct cx23885_dev *dev = video_drvdata(file); 686 687 if (sel->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) 688 return -EINVAL; 689 690 switch (sel->target) { 691 case V4L2_SEL_TGT_CROP_BOUNDS: 692 case V4L2_SEL_TGT_CROP_DEFAULT: 693 sel->r.top = 0; 694 sel->r.left = 0; 695 sel->r.width = 720; 696 sel->r.height = norm_maxh(dev->tvnorm); 697 break; 698 default: 699 return -EINVAL; 700 } 701 return 0; 702 } 703 704 static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id) 705 { 706 struct cx23885_dev *dev = video_drvdata(file); 707 dprintk(1, "%s()\n", __func__); 708 709 *id = dev->tvnorm; 710 return 0; 711 } 712 713 static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id tvnorms) 714 { 715 struct cx23885_dev *dev = video_drvdata(file); 716 dprintk(1, "%s()\n", __func__); 717 718 return cx23885_set_tvnorm(dev, tvnorms); 719 } 720 721 int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i) 722 { 723 static const char *iname[] = { 724 [CX23885_VMUX_COMPOSITE1] = "Composite1", 725 [CX23885_VMUX_COMPOSITE2] = "Composite2", 726 [CX23885_VMUX_COMPOSITE3] = "Composite3", 727 [CX23885_VMUX_COMPOSITE4] = "Composite4", 728 [CX23885_VMUX_SVIDEO] = "S-Video", 729 [CX23885_VMUX_COMPONENT] = "Component", 730 [CX23885_VMUX_TELEVISION] = "Television", 731 [CX23885_VMUX_CABLE] = "Cable TV", 732 [CX23885_VMUX_DVB] = "DVB", 733 [CX23885_VMUX_DEBUG] = "for debug only", 734 }; 735 unsigned int n; 736 dprintk(1, "%s()\n", __func__); 737 738 n = i->index; 739 if (n >= MAX_CX23885_INPUT) 740 return -EINVAL; 741 742 if (0 == INPUT(n)->type) 743 return -EINVAL; 744 745 i->index = n; 746 i->type = V4L2_INPUT_TYPE_CAMERA; 747 strscpy(i->name, iname[INPUT(n)->type], sizeof(i->name)); 748 i->std = CX23885_NORMS; 749 if ((CX23885_VMUX_TELEVISION == INPUT(n)->type) || 750 (CX23885_VMUX_CABLE == INPUT(n)->type)) { 751 i->type = V4L2_INPUT_TYPE_TUNER; 752 i->audioset = 4; 753 } else { 754 /* Two selectable audio inputs for non-tv inputs */ 755 i->audioset = 3; 756 } 757 758 if (dev->input == n) { 759 /* enum'd input matches our configured input. 760 * Ask the video decoder to process the call 761 * and give it an oppertunity to update the 762 * status field. 763 */ 764 call_all(dev, video, g_input_status, &i->status); 765 } 766 767 return 0; 768 } 769 770 static int vidioc_enum_input(struct file *file, void *priv, 771 struct v4l2_input *i) 772 { 773 struct cx23885_dev *dev = video_drvdata(file); 774 dprintk(1, "%s()\n", __func__); 775 return cx23885_enum_input(dev, i); 776 } 777 778 int cx23885_get_input(struct file *file, void *priv, unsigned int *i) 779 { 780 struct cx23885_dev *dev = video_drvdata(file); 781 782 *i = dev->input; 783 dprintk(1, "%s() returns %d\n", __func__, *i); 784 return 0; 785 } 786 787 static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) 788 { 789 return cx23885_get_input(file, priv, i); 790 } 791 792 int cx23885_set_input(struct file *file, void *priv, unsigned int i) 793 { 794 struct cx23885_dev *dev = video_drvdata(file); 795 796 dprintk(1, "%s(%d)\n", __func__, i); 797 798 if (i >= MAX_CX23885_INPUT) { 799 dprintk(1, "%s() -EINVAL\n", __func__); 800 return -EINVAL; 801 } 802 803 if (INPUT(i)->type == 0) 804 return -EINVAL; 805 806 cx23885_video_mux(dev, i); 807 808 /* By default establish the default audio input for the card also */ 809 /* Caller is free to use VIDIOC_S_AUDIO to override afterwards */ 810 cx23885_audio_mux(dev, i); 811 return 0; 812 } 813 814 static int vidioc_s_input(struct file *file, void *priv, unsigned int i) 815 { 816 return cx23885_set_input(file, priv, i); 817 } 818 819 static int vidioc_log_status(struct file *file, void *priv) 820 { 821 struct cx23885_dev *dev = video_drvdata(file); 822 823 call_all(dev, core, log_status); 824 return 0; 825 } 826 827 static int cx23885_query_audinput(struct file *file, void *priv, 828 struct v4l2_audio *i) 829 { 830 static const char *iname[] = { 831 [0] = "Baseband L/R 1", 832 [1] = "Baseband L/R 2", 833 [2] = "TV", 834 }; 835 unsigned int n; 836 dprintk(1, "%s()\n", __func__); 837 838 n = i->index; 839 if (n >= 3) 840 return -EINVAL; 841 842 memset(i, 0, sizeof(*i)); 843 i->index = n; 844 strscpy(i->name, iname[n], sizeof(i->name)); 845 i->capability = V4L2_AUDCAP_STEREO; 846 return 0; 847 848 } 849 850 static int vidioc_enum_audinput(struct file *file, void *priv, 851 struct v4l2_audio *i) 852 { 853 return cx23885_query_audinput(file, priv, i); 854 } 855 856 static int vidioc_g_audinput(struct file *file, void *priv, 857 struct v4l2_audio *i) 858 { 859 struct cx23885_dev *dev = video_drvdata(file); 860 861 if ((CX23885_VMUX_TELEVISION == INPUT(dev->input)->type) || 862 (CX23885_VMUX_CABLE == INPUT(dev->input)->type)) 863 i->index = 2; 864 else 865 i->index = dev->audinput; 866 dprintk(1, "%s(input=%d)\n", __func__, i->index); 867 868 return cx23885_query_audinput(file, priv, i); 869 } 870 871 static int vidioc_s_audinput(struct file *file, void *priv, 872 const struct v4l2_audio *i) 873 { 874 struct cx23885_dev *dev = video_drvdata(file); 875 876 if ((CX23885_VMUX_TELEVISION == INPUT(dev->input)->type) || 877 (CX23885_VMUX_CABLE == INPUT(dev->input)->type)) { 878 return i->index != 2 ? -EINVAL : 0; 879 } 880 if (i->index > 1) 881 return -EINVAL; 882 883 dprintk(1, "%s(%d)\n", __func__, i->index); 884 885 dev->audinput = i->index; 886 887 /* Skip the audio defaults from the cards struct, caller wants 888 * directly touch the audio mux hardware. */ 889 cx23885_flatiron_mux(dev, dev->audinput + 1); 890 return 0; 891 } 892 893 static int vidioc_g_tuner(struct file *file, void *priv, 894 struct v4l2_tuner *t) 895 { 896 struct cx23885_dev *dev = video_drvdata(file); 897 898 switch (dev->board) { /* i2c device tuners */ 899 case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: 900 case CX23885_BOARD_HAUPPAUGE_HVR5525: 901 case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: 902 case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: 903 break; 904 default: 905 if (dev->tuner_type == TUNER_ABSENT) 906 return -EINVAL; 907 break; 908 } 909 if (0 != t->index) 910 return -EINVAL; 911 912 strscpy(t->name, "Television", sizeof(t->name)); 913 914 call_all(dev, tuner, g_tuner, t); 915 return 0; 916 } 917 918 static int vidioc_s_tuner(struct file *file, void *priv, 919 const struct v4l2_tuner *t) 920 { 921 struct cx23885_dev *dev = video_drvdata(file); 922 923 switch (dev->board) { /* i2c device tuners */ 924 case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: 925 case CX23885_BOARD_HAUPPAUGE_HVR5525: 926 case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: 927 case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: 928 break; 929 default: 930 if (dev->tuner_type == TUNER_ABSENT) 931 return -EINVAL; 932 break; 933 } 934 if (0 != t->index) 935 return -EINVAL; 936 /* Update the A/V core */ 937 call_all(dev, tuner, s_tuner, t); 938 939 return 0; 940 } 941 942 static int vidioc_g_frequency(struct file *file, void *priv, 943 struct v4l2_frequency *f) 944 { 945 struct cx23885_dev *dev = video_drvdata(file); 946 947 switch (dev->board) { /* i2c device tuners */ 948 case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: 949 case CX23885_BOARD_HAUPPAUGE_HVR5525: 950 case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: 951 case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: 952 break; 953 default: 954 if (dev->tuner_type == TUNER_ABSENT) 955 return -EINVAL; 956 break; 957 } 958 f->type = V4L2_TUNER_ANALOG_TV; 959 f->frequency = dev->freq; 960 961 call_all(dev, tuner, g_frequency, f); 962 963 return 0; 964 } 965 966 static int cx23885_set_freq(struct cx23885_dev *dev, const struct v4l2_frequency *f) 967 { 968 struct v4l2_ctrl *mute; 969 int old_mute_val = 1; 970 971 switch (dev->board) { /* i2c device tuners */ 972 case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: 973 case CX23885_BOARD_HAUPPAUGE_HVR5525: 974 case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: 975 case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: 976 break; 977 default: 978 if (dev->tuner_type == TUNER_ABSENT) 979 return -EINVAL; 980 break; 981 } 982 if (unlikely(f->tuner != 0)) 983 return -EINVAL; 984 985 dev->freq = f->frequency; 986 987 /* I need to mute audio here */ 988 mute = v4l2_ctrl_find(&dev->ctrl_handler, V4L2_CID_AUDIO_MUTE); 989 if (mute) { 990 old_mute_val = v4l2_ctrl_g_ctrl(mute); 991 if (!old_mute_val) 992 v4l2_ctrl_s_ctrl(mute, 1); 993 } 994 995 call_all(dev, tuner, s_frequency, f); 996 997 /* When changing channels it is required to reset TVAUDIO */ 998 msleep(100); 999 1000 /* I need to unmute audio here */ 1001 if (old_mute_val == 0) 1002 v4l2_ctrl_s_ctrl(mute, old_mute_val); 1003 1004 return 0; 1005 } 1006 1007 static int cx23885_set_freq_via_ops(struct cx23885_dev *dev, 1008 const struct v4l2_frequency *f) 1009 { 1010 struct v4l2_ctrl *mute; 1011 int old_mute_val = 1; 1012 struct vb2_dvb_frontend *vfe; 1013 struct dvb_frontend *fe; 1014 1015 struct analog_parameters params = { 1016 .mode = V4L2_TUNER_ANALOG_TV, 1017 .audmode = V4L2_TUNER_MODE_STEREO, 1018 .std = dev->tvnorm, 1019 .frequency = f->frequency 1020 }; 1021 1022 dev->freq = f->frequency; 1023 1024 /* I need to mute audio here */ 1025 mute = v4l2_ctrl_find(&dev->ctrl_handler, V4L2_CID_AUDIO_MUTE); 1026 if (mute) { 1027 old_mute_val = v4l2_ctrl_g_ctrl(mute); 1028 if (!old_mute_val) 1029 v4l2_ctrl_s_ctrl(mute, 1); 1030 } 1031 1032 /* If HVR1850 */ 1033 dprintk(1, "%s() frequency=%d tuner=%d std=0x%llx\n", __func__, 1034 params.frequency, f->tuner, params.std); 1035 1036 vfe = vb2_dvb_get_frontend(&dev->ts2.frontends, 1); 1037 if (!vfe) { 1038 return -EINVAL; 1039 } 1040 1041 fe = vfe->dvb.frontend; 1042 1043 if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) || 1044 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) || 1045 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111) || 1046 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1265_K4) || 1047 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR5525) || 1048 (dev->board == CX23885_BOARD_HAUPPAUGE_QUADHD_DVB) || 1049 (dev->board == CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC)) 1050 fe = &dev->ts1.analog_fe; 1051 1052 if (fe && fe->ops.tuner_ops.set_analog_params) { 1053 call_all(dev, video, s_std, dev->tvnorm); 1054 fe->ops.tuner_ops.set_analog_params(fe, ¶ms); 1055 } 1056 else 1057 pr_err("%s() No analog tuner, aborting\n", __func__); 1058 1059 /* When changing channels it is required to reset TVAUDIO */ 1060 msleep(100); 1061 1062 /* I need to unmute audio here */ 1063 if (old_mute_val == 0) 1064 v4l2_ctrl_s_ctrl(mute, old_mute_val); 1065 1066 return 0; 1067 } 1068 1069 int cx23885_set_frequency(struct file *file, void *priv, 1070 const struct v4l2_frequency *f) 1071 { 1072 struct cx23885_dev *dev = video_drvdata(file); 1073 int ret; 1074 1075 switch (dev->board) { 1076 case CX23885_BOARD_HAUPPAUGE_HVR1255: 1077 case CX23885_BOARD_HAUPPAUGE_HVR1255_22111: 1078 case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: 1079 case CX23885_BOARD_HAUPPAUGE_HVR1850: 1080 case CX23885_BOARD_HAUPPAUGE_HVR5525: 1081 case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: 1082 case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: 1083 ret = cx23885_set_freq_via_ops(dev, f); 1084 break; 1085 default: 1086 ret = cx23885_set_freq(dev, f); 1087 } 1088 1089 return ret; 1090 } 1091 1092 static int vidioc_s_frequency(struct file *file, void *priv, 1093 const struct v4l2_frequency *f) 1094 { 1095 return cx23885_set_frequency(file, priv, f); 1096 } 1097 1098 /* ----------------------------------------------------------- */ 1099 1100 int cx23885_video_irq(struct cx23885_dev *dev, u32 status) 1101 { 1102 u32 mask, count; 1103 int handled = 0; 1104 1105 mask = cx_read(VID_A_INT_MSK); 1106 if (0 == (status & mask)) 1107 return handled; 1108 1109 cx_write(VID_A_INT_STAT, status); 1110 1111 /* risc op code error, fifo overflow or line sync detection error */ 1112 if ((status & VID_BC_MSK_OPC_ERR) || 1113 (status & VID_BC_MSK_SYNC) || 1114 (status & VID_BC_MSK_OF)) { 1115 1116 if (status & VID_BC_MSK_OPC_ERR) { 1117 dprintk(7, " (VID_BC_MSK_OPC_ERR 0x%08x)\n", 1118 VID_BC_MSK_OPC_ERR); 1119 pr_warn("%s: video risc op code error\n", 1120 dev->name); 1121 cx23885_sram_channel_dump(dev, 1122 &dev->sram_channels[SRAM_CH01]); 1123 } 1124 1125 if (status & VID_BC_MSK_SYNC) 1126 dprintk(7, " (VID_BC_MSK_SYNC 0x%08x) video lines miss-match\n", 1127 VID_BC_MSK_SYNC); 1128 1129 if (status & VID_BC_MSK_OF) 1130 dprintk(7, " (VID_BC_MSK_OF 0x%08x) fifo overflow\n", 1131 VID_BC_MSK_OF); 1132 1133 } 1134 1135 /* Video */ 1136 if (status & VID_BC_MSK_RISCI1) { 1137 spin_lock(&dev->slock); 1138 count = cx_read(VID_A_GPCNT); 1139 cx23885_video_wakeup(dev, &dev->vidq, count); 1140 spin_unlock(&dev->slock); 1141 handled++; 1142 } 1143 1144 /* Allow the VBI framework to process it's payload */ 1145 handled += cx23885_vbi_irq(dev, status); 1146 1147 return handled; 1148 } 1149 1150 /* ----------------------------------------------------------- */ 1151 /* exported stuff */ 1152 1153 static const struct v4l2_file_operations video_fops = { 1154 .owner = THIS_MODULE, 1155 .open = v4l2_fh_open, 1156 .release = vb2_fop_release, 1157 .read = vb2_fop_read, 1158 .poll = vb2_fop_poll, 1159 .unlocked_ioctl = video_ioctl2, 1160 .mmap = vb2_fop_mmap, 1161 }; 1162 1163 static const struct v4l2_ioctl_ops video_ioctl_ops = { 1164 .vidioc_querycap = vidioc_querycap, 1165 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, 1166 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, 1167 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, 1168 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, 1169 .vidioc_g_fmt_vbi_cap = cx23885_vbi_fmt, 1170 .vidioc_try_fmt_vbi_cap = cx23885_vbi_fmt, 1171 .vidioc_s_fmt_vbi_cap = cx23885_vbi_fmt, 1172 .vidioc_reqbufs = vb2_ioctl_reqbufs, 1173 .vidioc_prepare_buf = vb2_ioctl_prepare_buf, 1174 .vidioc_querybuf = vb2_ioctl_querybuf, 1175 .vidioc_qbuf = vb2_ioctl_qbuf, 1176 .vidioc_dqbuf = vb2_ioctl_dqbuf, 1177 .vidioc_streamon = vb2_ioctl_streamon, 1178 .vidioc_streamoff = vb2_ioctl_streamoff, 1179 .vidioc_g_pixelaspect = vidioc_g_pixelaspect, 1180 .vidioc_g_selection = vidioc_g_selection, 1181 .vidioc_s_std = vidioc_s_std, 1182 .vidioc_g_std = vidioc_g_std, 1183 .vidioc_enum_input = vidioc_enum_input, 1184 .vidioc_g_input = vidioc_g_input, 1185 .vidioc_s_input = vidioc_s_input, 1186 .vidioc_log_status = vidioc_log_status, 1187 .vidioc_g_tuner = vidioc_g_tuner, 1188 .vidioc_s_tuner = vidioc_s_tuner, 1189 .vidioc_g_frequency = vidioc_g_frequency, 1190 .vidioc_s_frequency = vidioc_s_frequency, 1191 #ifdef CONFIG_VIDEO_ADV_DEBUG 1192 .vidioc_g_chip_info = cx23885_g_chip_info, 1193 .vidioc_g_register = cx23885_g_register, 1194 .vidioc_s_register = cx23885_s_register, 1195 #endif 1196 .vidioc_enumaudio = vidioc_enum_audinput, 1197 .vidioc_g_audio = vidioc_g_audinput, 1198 .vidioc_s_audio = vidioc_s_audinput, 1199 .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, 1200 .vidioc_unsubscribe_event = v4l2_event_unsubscribe, 1201 }; 1202 1203 static struct video_device cx23885_vbi_template; 1204 static struct video_device cx23885_video_template = { 1205 .name = "cx23885-video", 1206 .fops = &video_fops, 1207 .ioctl_ops = &video_ioctl_ops, 1208 .tvnorms = CX23885_NORMS, 1209 }; 1210 1211 void cx23885_video_unregister(struct cx23885_dev *dev) 1212 { 1213 dprintk(1, "%s()\n", __func__); 1214 cx23885_irq_remove(dev, 0x01); 1215 1216 if (dev->vbi_dev) { 1217 if (video_is_registered(dev->vbi_dev)) 1218 video_unregister_device(dev->vbi_dev); 1219 else 1220 video_device_release(dev->vbi_dev); 1221 dev->vbi_dev = NULL; 1222 } 1223 if (dev->video_dev) { 1224 if (video_is_registered(dev->video_dev)) 1225 video_unregister_device(dev->video_dev); 1226 else 1227 video_device_release(dev->video_dev); 1228 dev->video_dev = NULL; 1229 } 1230 1231 if (dev->audio_dev) 1232 cx23885_audio_unregister(dev); 1233 } 1234 1235 int cx23885_video_register(struct cx23885_dev *dev) 1236 { 1237 struct vb2_queue *q; 1238 int err; 1239 1240 dprintk(1, "%s()\n", __func__); 1241 1242 /* Initialize VBI template */ 1243 cx23885_vbi_template = cx23885_video_template; 1244 strscpy(cx23885_vbi_template.name, "cx23885-vbi", 1245 sizeof(cx23885_vbi_template.name)); 1246 1247 dev->tvnorm = V4L2_STD_NTSC_M; 1248 dev->fmt = format_by_fourcc(V4L2_PIX_FMT_YUYV); 1249 dev->field = V4L2_FIELD_INTERLACED; 1250 dev->width = 720; 1251 dev->height = norm_maxh(dev->tvnorm); 1252 1253 /* init video dma queues */ 1254 INIT_LIST_HEAD(&dev->vidq.active); 1255 1256 /* init vbi dma queues */ 1257 INIT_LIST_HEAD(&dev->vbiq.active); 1258 1259 cx23885_irq_add_enable(dev, 0x01); 1260 1261 if ((TUNER_ABSENT != dev->tuner_type) && 1262 ((dev->tuner_bus == 0) || (dev->tuner_bus == 1))) { 1263 struct v4l2_subdev *sd = NULL; 1264 1265 if (dev->tuner_addr) 1266 sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, 1267 &dev->i2c_bus[dev->tuner_bus].i2c_adap, 1268 "tuner", dev->tuner_addr, NULL); 1269 else 1270 sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, 1271 &dev->i2c_bus[dev->tuner_bus].i2c_adap, 1272 "tuner", 0, v4l2_i2c_tuner_addrs(ADDRS_TV)); 1273 if (sd) { 1274 struct tuner_setup tun_setup; 1275 1276 memset(&tun_setup, 0, sizeof(tun_setup)); 1277 tun_setup.mode_mask = T_ANALOG_TV; 1278 tun_setup.type = dev->tuner_type; 1279 tun_setup.addr = v4l2_i2c_subdev_addr(sd); 1280 tun_setup.tuner_callback = cx23885_tuner_callback; 1281 1282 v4l2_subdev_call(sd, tuner, s_type_addr, &tun_setup); 1283 1284 if ((dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXTV1200) || 1285 (dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXPVR2200)) { 1286 struct xc2028_ctrl ctrl = { 1287 .fname = XC2028_DEFAULT_FIRMWARE, 1288 .max_len = 64 1289 }; 1290 struct v4l2_priv_tun_config cfg = { 1291 .tuner = dev->tuner_type, 1292 .priv = &ctrl 1293 }; 1294 v4l2_subdev_call(sd, tuner, s_config, &cfg); 1295 } 1296 1297 if (dev->board == CX23885_BOARD_AVERMEDIA_HC81R) { 1298 struct xc2028_ctrl ctrl = { 1299 .fname = "xc3028L-v36.fw", 1300 .max_len = 64 1301 }; 1302 struct v4l2_priv_tun_config cfg = { 1303 .tuner = dev->tuner_type, 1304 .priv = &ctrl 1305 }; 1306 v4l2_subdev_call(sd, tuner, s_config, &cfg); 1307 } 1308 } 1309 } 1310 1311 /* initial device configuration */ 1312 mutex_lock(&dev->lock); 1313 cx23885_set_tvnorm(dev, dev->tvnorm); 1314 cx23885_video_mux(dev, 0); 1315 cx23885_audio_mux(dev, 0); 1316 mutex_unlock(&dev->lock); 1317 1318 q = &dev->vb2_vidq; 1319 q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; 1320 q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; 1321 q->gfp_flags = GFP_DMA32; 1322 q->min_queued_buffers = 2; 1323 q->drv_priv = dev; 1324 q->buf_struct_size = sizeof(struct cx23885_buffer); 1325 q->ops = &cx23885_video_qops; 1326 q->mem_ops = &vb2_dma_sg_memops; 1327 q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; 1328 q->lock = &dev->lock; 1329 q->dev = &dev->pci->dev; 1330 1331 err = vb2_queue_init(q); 1332 if (err < 0) 1333 goto fail_unreg; 1334 1335 q = &dev->vb2_vbiq; 1336 q->type = V4L2_BUF_TYPE_VBI_CAPTURE; 1337 q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; 1338 q->gfp_flags = GFP_DMA32; 1339 q->min_queued_buffers = 2; 1340 q->drv_priv = dev; 1341 q->buf_struct_size = sizeof(struct cx23885_buffer); 1342 q->ops = &cx23885_vbi_qops; 1343 q->mem_ops = &vb2_dma_sg_memops; 1344 q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; 1345 q->lock = &dev->lock; 1346 q->dev = &dev->pci->dev; 1347 1348 err = vb2_queue_init(q); 1349 if (err < 0) 1350 goto fail_unreg; 1351 1352 /* register Video device */ 1353 dev->video_dev = cx23885_vdev_init(dev, dev->pci, 1354 &cx23885_video_template, "video"); 1355 if (!dev->video_dev) { 1356 err = -ENOMEM; 1357 goto fail_unreg; 1358 } 1359 dev->video_dev->queue = &dev->vb2_vidq; 1360 dev->video_dev->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | 1361 V4L2_CAP_AUDIO | V4L2_CAP_VIDEO_CAPTURE; 1362 switch (dev->board) { /* i2c device tuners */ 1363 case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: 1364 case CX23885_BOARD_HAUPPAUGE_HVR5525: 1365 case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: 1366 case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: 1367 dev->video_dev->device_caps |= V4L2_CAP_TUNER; 1368 break; 1369 default: 1370 if (dev->tuner_type != TUNER_ABSENT) 1371 dev->video_dev->device_caps |= V4L2_CAP_TUNER; 1372 } 1373 1374 err = video_register_device(dev->video_dev, VFL_TYPE_VIDEO, 1375 video_nr[dev->nr]); 1376 if (err < 0) { 1377 pr_info("%s: can't register video device\n", 1378 dev->name); 1379 goto fail_unreg; 1380 } 1381 pr_info("%s: registered device %s [v4l2]\n", 1382 dev->name, video_device_node_name(dev->video_dev)); 1383 1384 /* register VBI device */ 1385 dev->vbi_dev = cx23885_vdev_init(dev, dev->pci, 1386 &cx23885_vbi_template, "vbi"); 1387 if (!dev->vbi_dev) { 1388 err = -ENOMEM; 1389 goto fail_unreg; 1390 } 1391 dev->vbi_dev->queue = &dev->vb2_vbiq; 1392 dev->vbi_dev->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | 1393 V4L2_CAP_AUDIO | V4L2_CAP_VBI_CAPTURE; 1394 switch (dev->board) { /* i2c device tuners */ 1395 case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: 1396 case CX23885_BOARD_HAUPPAUGE_HVR5525: 1397 case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: 1398 case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: 1399 dev->vbi_dev->device_caps |= V4L2_CAP_TUNER; 1400 break; 1401 default: 1402 if (dev->tuner_type != TUNER_ABSENT) 1403 dev->vbi_dev->device_caps |= V4L2_CAP_TUNER; 1404 } 1405 err = video_register_device(dev->vbi_dev, VFL_TYPE_VBI, 1406 vbi_nr[dev->nr]); 1407 if (err < 0) { 1408 pr_info("%s: can't register vbi device\n", 1409 dev->name); 1410 goto fail_unreg; 1411 } 1412 pr_info("%s: registered device %s\n", 1413 dev->name, video_device_node_name(dev->vbi_dev)); 1414 1415 /* Register ALSA audio device */ 1416 dev->audio_dev = cx23885_audio_register(dev); 1417 1418 return 0; 1419 1420 fail_unreg: 1421 cx23885_video_unregister(dev); 1422 return err; 1423 } 1424