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 31MODULE_DESCRIPTION("v4l2 driver module for cx23885 based TV cards"); 32MODULE_AUTHOR("Steven Toth <stoth@linuxtv.org>"); 33MODULE_LICENSE("GPL"); 34 35/* ------------------------------------------------------------------ */ 36 37static unsigned int video_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET }; 38static unsigned int vbi_nr[] = {[0 ... (CX23885_MAXBOARDS - 1)] = UNSET }; 39 40module_param_array(video_nr, int, NULL, 0444); 41module_param_array(vbi_nr, int, NULL, 0444); 42 43MODULE_PARM_DESC(video_nr, "video device numbers"); 44MODULE_PARM_DESC(vbi_nr, "vbi device numbers"); 45 46static unsigned int video_debug; 47module_param(video_debug, int, 0644); 48MODULE_PARM_DESC(video_debug, "enable debug messages [video]"); 49 50static unsigned int irq_debug; 51module_param(irq_debug, int, 0644); 52MODULE_PARM_DESC(irq_debug, "enable debug messages [IRQ handler]"); 53 54static unsigned int vid_limit = 16; 55module_param(vid_limit, int, 0644); 56MODULE_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 68static struct cx23885_fmt formats[] = { 69 { 70 .fourcc = V4L2_PIX_FMT_YUYV, 71 .depth = 16, 72 .flags = FORMAT_FLAGS_PACKED, 73 } 74}; 75 76static 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 88void 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 106int 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 142static 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 163int 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 174u8 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 193static 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 203static 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 228static 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 278static 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/* ------------------------------------------------------------------ */ 304static 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 332static 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 343static 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 425static 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 */ 455static 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 488static 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 499static 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 517static 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 .wait_prepare = vb2_ops_wait_prepare, 523 .wait_finish = vb2_ops_wait_finish, 524 .start_streaming = cx23885_start_streaming, 525 .stop_streaming = cx23885_stop_streaming, 526}; 527 528/* ------------------------------------------------------------------ */ 529/* VIDEO IOCTLS */ 530 531static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, 532 struct v4l2_format *f) 533{ 534 struct cx23885_dev *dev = video_drvdata(file); 535 536 f->fmt.pix.width = dev->width; 537 f->fmt.pix.height = dev->height; 538 f->fmt.pix.field = dev->field; 539 f->fmt.pix.pixelformat = dev->fmt->fourcc; 540 f->fmt.pix.bytesperline = 541 (f->fmt.pix.width * dev->fmt->depth) >> 3; 542 f->fmt.pix.sizeimage = 543 f->fmt.pix.height * f->fmt.pix.bytesperline; 544 f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; 545 546 return 0; 547} 548 549static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, 550 struct v4l2_format *f) 551{ 552 struct cx23885_dev *dev = video_drvdata(file); 553 struct cx23885_fmt *fmt; 554 enum v4l2_field field; 555 unsigned int maxw, maxh; 556 557 fmt = format_by_fourcc(f->fmt.pix.pixelformat); 558 if (NULL == fmt) 559 return -EINVAL; 560 561 field = f->fmt.pix.field; 562 maxw = 720; 563 maxh = norm_maxh(dev->tvnorm); 564 565 if (V4L2_FIELD_ANY == field) { 566 field = (f->fmt.pix.height > maxh/2) 567 ? V4L2_FIELD_INTERLACED 568 : V4L2_FIELD_BOTTOM; 569 } 570 571 switch (field) { 572 case V4L2_FIELD_TOP: 573 case V4L2_FIELD_BOTTOM: 574 maxh = maxh / 2; 575 break; 576 case V4L2_FIELD_INTERLACED: 577 case V4L2_FIELD_SEQ_TB: 578 case V4L2_FIELD_SEQ_BT: 579 break; 580 default: 581 field = V4L2_FIELD_INTERLACED; 582 break; 583 } 584 585 f->fmt.pix.field = field; 586 v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2, 587 &f->fmt.pix.height, 32, maxh, 0, 0); 588 f->fmt.pix.bytesperline = 589 (f->fmt.pix.width * fmt->depth) >> 3; 590 f->fmt.pix.sizeimage = 591 f->fmt.pix.height * f->fmt.pix.bytesperline; 592 f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; 593 594 return 0; 595} 596 597static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, 598 struct v4l2_format *f) 599{ 600 struct cx23885_dev *dev = video_drvdata(file); 601 struct v4l2_subdev_format format = { 602 .which = V4L2_SUBDEV_FORMAT_ACTIVE, 603 }; 604 int err; 605 606 dprintk(2, "%s()\n", __func__); 607 err = vidioc_try_fmt_vid_cap(file, priv, f); 608 609 if (0 != err) 610 return err; 611 612 if (vb2_is_busy(&dev->vb2_vidq) || vb2_is_busy(&dev->vb2_vbiq) || 613 vb2_is_busy(&dev->vb2_mpegq)) 614 return -EBUSY; 615 616 dev->fmt = format_by_fourcc(f->fmt.pix.pixelformat); 617 dev->width = f->fmt.pix.width; 618 dev->height = f->fmt.pix.height; 619 dev->field = f->fmt.pix.field; 620 dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, 621 dev->width, dev->height, dev->field); 622 v4l2_fill_mbus_format(&format.format, &f->fmt.pix, MEDIA_BUS_FMT_FIXED); 623 call_all(dev, pad, set_fmt, NULL, &format); 624 v4l2_fill_pix_format(&f->fmt.pix, &format.format); 625 /* set_fmt overwrites f->fmt.pix.field, restore it */ 626 f->fmt.pix.field = dev->field; 627 return 0; 628} 629 630static int vidioc_querycap(struct file *file, void *priv, 631 struct v4l2_capability *cap) 632{ 633 struct cx23885_dev *dev = video_drvdata(file); 634 635 strscpy(cap->driver, "cx23885", sizeof(cap->driver)); 636 strscpy(cap->card, cx23885_boards[dev->board].name, 637 sizeof(cap->card)); 638 sprintf(cap->bus_info, "PCIe:%s", pci_name(dev->pci)); 639 cap->capabilities = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | 640 V4L2_CAP_AUDIO | V4L2_CAP_VBI_CAPTURE | 641 V4L2_CAP_VIDEO_CAPTURE | 642 V4L2_CAP_DEVICE_CAPS; 643 switch (dev->board) { /* i2c device tuners */ 644 case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: 645 case CX23885_BOARD_HAUPPAUGE_HVR5525: 646 case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: 647 case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: 648 cap->capabilities |= V4L2_CAP_TUNER; 649 break; 650 default: 651 if (dev->tuner_type != TUNER_ABSENT) 652 cap->capabilities |= V4L2_CAP_TUNER; 653 break; 654 } 655 return 0; 656} 657 658static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, 659 struct v4l2_fmtdesc *f) 660{ 661 if (unlikely(f->index >= ARRAY_SIZE(formats))) 662 return -EINVAL; 663 664 f->pixelformat = formats[f->index].fourcc; 665 666 return 0; 667} 668 669static int vidioc_g_pixelaspect(struct file *file, void *priv, 670 int type, struct v4l2_fract *f) 671{ 672 struct cx23885_dev *dev = video_drvdata(file); 673 bool is_50hz = dev->tvnorm & V4L2_STD_625_50; 674 675 if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE) 676 return -EINVAL; 677 678 f->numerator = is_50hz ? 54 : 11; 679 f->denominator = is_50hz ? 59 : 10; 680 681 return 0; 682} 683 684static int vidioc_g_selection(struct file *file, void *fh, 685 struct v4l2_selection *sel) 686{ 687 struct cx23885_dev *dev = video_drvdata(file); 688 689 if (sel->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) 690 return -EINVAL; 691 692 switch (sel->target) { 693 case V4L2_SEL_TGT_CROP_BOUNDS: 694 case V4L2_SEL_TGT_CROP_DEFAULT: 695 sel->r.top = 0; 696 sel->r.left = 0; 697 sel->r.width = 720; 698 sel->r.height = norm_maxh(dev->tvnorm); 699 break; 700 default: 701 return -EINVAL; 702 } 703 return 0; 704} 705 706static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id) 707{ 708 struct cx23885_dev *dev = video_drvdata(file); 709 dprintk(1, "%s()\n", __func__); 710 711 *id = dev->tvnorm; 712 return 0; 713} 714 715static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id tvnorms) 716{ 717 struct cx23885_dev *dev = video_drvdata(file); 718 dprintk(1, "%s()\n", __func__); 719 720 return cx23885_set_tvnorm(dev, tvnorms); 721} 722 723int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i) 724{ 725 static const char *iname[] = { 726 [CX23885_VMUX_COMPOSITE1] = "Composite1", 727 [CX23885_VMUX_COMPOSITE2] = "Composite2", 728 [CX23885_VMUX_COMPOSITE3] = "Composite3", 729 [CX23885_VMUX_COMPOSITE4] = "Composite4", 730 [CX23885_VMUX_SVIDEO] = "S-Video", 731 [CX23885_VMUX_COMPONENT] = "Component", 732 [CX23885_VMUX_TELEVISION] = "Television", 733 [CX23885_VMUX_CABLE] = "Cable TV", 734 [CX23885_VMUX_DVB] = "DVB", 735 [CX23885_VMUX_DEBUG] = "for debug only", 736 }; 737 unsigned int n; 738 dprintk(1, "%s()\n", __func__); 739 740 n = i->index; 741 if (n >= MAX_CX23885_INPUT) 742 return -EINVAL; 743 744 if (0 == INPUT(n)->type) 745 return -EINVAL; 746 747 i->index = n; 748 i->type = V4L2_INPUT_TYPE_CAMERA; 749 strscpy(i->name, iname[INPUT(n)->type], sizeof(i->name)); 750 i->std = CX23885_NORMS; 751 if ((CX23885_VMUX_TELEVISION == INPUT(n)->type) || 752 (CX23885_VMUX_CABLE == INPUT(n)->type)) { 753 i->type = V4L2_INPUT_TYPE_TUNER; 754 i->audioset = 4; 755 } else { 756 /* Two selectable audio inputs for non-tv inputs */ 757 i->audioset = 3; 758 } 759 760 if (dev->input == n) { 761 /* enum'd input matches our configured input. 762 * Ask the video decoder to process the call 763 * and give it an oppertunity to update the 764 * status field. 765 */ 766 call_all(dev, video, g_input_status, &i->status); 767 } 768 769 return 0; 770} 771 772static int vidioc_enum_input(struct file *file, void *priv, 773 struct v4l2_input *i) 774{ 775 struct cx23885_dev *dev = video_drvdata(file); 776 dprintk(1, "%s()\n", __func__); 777 return cx23885_enum_input(dev, i); 778} 779 780int cx23885_get_input(struct file *file, void *priv, unsigned int *i) 781{ 782 struct cx23885_dev *dev = video_drvdata(file); 783 784 *i = dev->input; 785 dprintk(1, "%s() returns %d\n", __func__, *i); 786 return 0; 787} 788 789static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) 790{ 791 return cx23885_get_input(file, priv, i); 792} 793 794int cx23885_set_input(struct file *file, void *priv, unsigned int i) 795{ 796 struct cx23885_dev *dev = video_drvdata(file); 797 798 dprintk(1, "%s(%d)\n", __func__, i); 799 800 if (i >= MAX_CX23885_INPUT) { 801 dprintk(1, "%s() -EINVAL\n", __func__); 802 return -EINVAL; 803 } 804 805 if (INPUT(i)->type == 0) 806 return -EINVAL; 807 808 cx23885_video_mux(dev, i); 809 810 /* By default establish the default audio input for the card also */ 811 /* Caller is free to use VIDIOC_S_AUDIO to override afterwards */ 812 cx23885_audio_mux(dev, i); 813 return 0; 814} 815 816static int vidioc_s_input(struct file *file, void *priv, unsigned int i) 817{ 818 return cx23885_set_input(file, priv, i); 819} 820 821static int vidioc_log_status(struct file *file, void *priv) 822{ 823 struct cx23885_dev *dev = video_drvdata(file); 824 825 call_all(dev, core, log_status); 826 return 0; 827} 828 829static int cx23885_query_audinput(struct file *file, void *priv, 830 struct v4l2_audio *i) 831{ 832 static const char *iname[] = { 833 [0] = "Baseband L/R 1", 834 [1] = "Baseband L/R 2", 835 [2] = "TV", 836 }; 837 unsigned int n; 838 dprintk(1, "%s()\n", __func__); 839 840 n = i->index; 841 if (n >= 3) 842 return -EINVAL; 843 844 memset(i, 0, sizeof(*i)); 845 i->index = n; 846 strscpy(i->name, iname[n], sizeof(i->name)); 847 i->capability = V4L2_AUDCAP_STEREO; 848 return 0; 849 850} 851 852static int vidioc_enum_audinput(struct file *file, void *priv, 853 struct v4l2_audio *i) 854{ 855 return cx23885_query_audinput(file, priv, i); 856} 857 858static int vidioc_g_audinput(struct file *file, void *priv, 859 struct v4l2_audio *i) 860{ 861 struct cx23885_dev *dev = video_drvdata(file); 862 863 if ((CX23885_VMUX_TELEVISION == INPUT(dev->input)->type) || 864 (CX23885_VMUX_CABLE == INPUT(dev->input)->type)) 865 i->index = 2; 866 else 867 i->index = dev->audinput; 868 dprintk(1, "%s(input=%d)\n", __func__, i->index); 869 870 return cx23885_query_audinput(file, priv, i); 871} 872 873static int vidioc_s_audinput(struct file *file, void *priv, 874 const struct v4l2_audio *i) 875{ 876 struct cx23885_dev *dev = video_drvdata(file); 877 878 if ((CX23885_VMUX_TELEVISION == INPUT(dev->input)->type) || 879 (CX23885_VMUX_CABLE == INPUT(dev->input)->type)) { 880 return i->index != 2 ? -EINVAL : 0; 881 } 882 if (i->index > 1) 883 return -EINVAL; 884 885 dprintk(1, "%s(%d)\n", __func__, i->index); 886 887 dev->audinput = i->index; 888 889 /* Skip the audio defaults from the cards struct, caller wants 890 * directly touch the audio mux hardware. */ 891 cx23885_flatiron_mux(dev, dev->audinput + 1); 892 return 0; 893} 894 895static int vidioc_g_tuner(struct file *file, void *priv, 896 struct v4l2_tuner *t) 897{ 898 struct cx23885_dev *dev = video_drvdata(file); 899 900 switch (dev->board) { /* i2c device tuners */ 901 case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: 902 case CX23885_BOARD_HAUPPAUGE_HVR5525: 903 case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: 904 case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: 905 break; 906 default: 907 if (dev->tuner_type == TUNER_ABSENT) 908 return -EINVAL; 909 break; 910 } 911 if (0 != t->index) 912 return -EINVAL; 913 914 strscpy(t->name, "Television", sizeof(t->name)); 915 916 call_all(dev, tuner, g_tuner, t); 917 return 0; 918} 919 920static int vidioc_s_tuner(struct file *file, void *priv, 921 const struct v4l2_tuner *t) 922{ 923 struct cx23885_dev *dev = video_drvdata(file); 924 925 switch (dev->board) { /* i2c device tuners */ 926 case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: 927 case CX23885_BOARD_HAUPPAUGE_HVR5525: 928 case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: 929 case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: 930 break; 931 default: 932 if (dev->tuner_type == TUNER_ABSENT) 933 return -EINVAL; 934 break; 935 } 936 if (0 != t->index) 937 return -EINVAL; 938 /* Update the A/V core */ 939 call_all(dev, tuner, s_tuner, t); 940 941 return 0; 942} 943 944static int vidioc_g_frequency(struct file *file, void *priv, 945 struct v4l2_frequency *f) 946{ 947 struct cx23885_dev *dev = video_drvdata(file); 948 949 switch (dev->board) { /* i2c device tuners */ 950 case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: 951 case CX23885_BOARD_HAUPPAUGE_HVR5525: 952 case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: 953 case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: 954 break; 955 default: 956 if (dev->tuner_type == TUNER_ABSENT) 957 return -EINVAL; 958 break; 959 } 960 f->type = V4L2_TUNER_ANALOG_TV; 961 f->frequency = dev->freq; 962 963 call_all(dev, tuner, g_frequency, f); 964 965 return 0; 966} 967 968static int cx23885_set_freq(struct cx23885_dev *dev, const struct v4l2_frequency *f) 969{ 970 struct v4l2_ctrl *mute; 971 int old_mute_val = 1; 972 973 switch (dev->board) { /* i2c device tuners */ 974 case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: 975 case CX23885_BOARD_HAUPPAUGE_HVR5525: 976 case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: 977 case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: 978 break; 979 default: 980 if (dev->tuner_type == TUNER_ABSENT) 981 return -EINVAL; 982 break; 983 } 984 if (unlikely(f->tuner != 0)) 985 return -EINVAL; 986 987 dev->freq = f->frequency; 988 989 /* I need to mute audio here */ 990 mute = v4l2_ctrl_find(&dev->ctrl_handler, V4L2_CID_AUDIO_MUTE); 991 if (mute) { 992 old_mute_val = v4l2_ctrl_g_ctrl(mute); 993 if (!old_mute_val) 994 v4l2_ctrl_s_ctrl(mute, 1); 995 } 996 997 call_all(dev, tuner, s_frequency, f); 998 999 /* When changing channels it is required to reset TVAUDIO */ 1000 msleep(100); 1001 1002 /* I need to unmute audio here */ 1003 if (old_mute_val == 0) 1004 v4l2_ctrl_s_ctrl(mute, old_mute_val); 1005 1006 return 0; 1007} 1008 1009static int cx23885_set_freq_via_ops(struct cx23885_dev *dev, 1010 const struct v4l2_frequency *f) 1011{ 1012 struct v4l2_ctrl *mute; 1013 int old_mute_val = 1; 1014 struct vb2_dvb_frontend *vfe; 1015 struct dvb_frontend *fe; 1016 1017 struct analog_parameters params = { 1018 .mode = V4L2_TUNER_ANALOG_TV, 1019 .audmode = V4L2_TUNER_MODE_STEREO, 1020 .std = dev->tvnorm, 1021 .frequency = f->frequency 1022 }; 1023 1024 dev->freq = f->frequency; 1025 1026 /* I need to mute audio here */ 1027 mute = v4l2_ctrl_find(&dev->ctrl_handler, V4L2_CID_AUDIO_MUTE); 1028 if (mute) { 1029 old_mute_val = v4l2_ctrl_g_ctrl(mute); 1030 if (!old_mute_val) 1031 v4l2_ctrl_s_ctrl(mute, 1); 1032 } 1033 1034 /* If HVR1850 */ 1035 dprintk(1, "%s() frequency=%d tuner=%d std=0x%llx\n", __func__, 1036 params.frequency, f->tuner, params.std); 1037 1038 vfe = vb2_dvb_get_frontend(&dev->ts2.frontends, 1); 1039 if (!vfe) { 1040 return -EINVAL; 1041 } 1042 1043 fe = vfe->dvb.frontend; 1044 1045 if ((dev->board == CX23885_BOARD_HAUPPAUGE_HVR1850) || 1046 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255) || 1047 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1255_22111) || 1048 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1265_K4) || 1049 (dev->board == CX23885_BOARD_HAUPPAUGE_HVR5525) || 1050 (dev->board == CX23885_BOARD_HAUPPAUGE_QUADHD_DVB) || 1051 (dev->board == CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC)) 1052 fe = &dev->ts1.analog_fe; 1053 1054 if (fe && fe->ops.tuner_ops.set_analog_params) { 1055 call_all(dev, video, s_std, dev->tvnorm); 1056 fe->ops.tuner_ops.set_analog_params(fe, ¶ms); 1057 } 1058 else 1059 pr_err("%s() No analog tuner, aborting\n", __func__); 1060 1061 /* When changing channels it is required to reset TVAUDIO */ 1062 msleep(100); 1063 1064 /* I need to unmute audio here */ 1065 if (old_mute_val == 0) 1066 v4l2_ctrl_s_ctrl(mute, old_mute_val); 1067 1068 return 0; 1069} 1070 1071int cx23885_set_frequency(struct file *file, void *priv, 1072 const struct v4l2_frequency *f) 1073{ 1074 struct cx23885_dev *dev = video_drvdata(file); 1075 int ret; 1076 1077 switch (dev->board) { 1078 case CX23885_BOARD_HAUPPAUGE_HVR1255: 1079 case CX23885_BOARD_HAUPPAUGE_HVR1255_22111: 1080 case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: 1081 case CX23885_BOARD_HAUPPAUGE_HVR1850: 1082 case CX23885_BOARD_HAUPPAUGE_HVR5525: 1083 case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: 1084 case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: 1085 ret = cx23885_set_freq_via_ops(dev, f); 1086 break; 1087 default: 1088 ret = cx23885_set_freq(dev, f); 1089 } 1090 1091 return ret; 1092} 1093 1094static int vidioc_s_frequency(struct file *file, void *priv, 1095 const struct v4l2_frequency *f) 1096{ 1097 return cx23885_set_frequency(file, priv, f); 1098} 1099 1100/* ----------------------------------------------------------- */ 1101 1102int cx23885_video_irq(struct cx23885_dev *dev, u32 status) 1103{ 1104 u32 mask, count; 1105 int handled = 0; 1106 1107 mask = cx_read(VID_A_INT_MSK); 1108 if (0 == (status & mask)) 1109 return handled; 1110 1111 cx_write(VID_A_INT_STAT, status); 1112 1113 /* risc op code error, fifo overflow or line sync detection error */ 1114 if ((status & VID_BC_MSK_OPC_ERR) || 1115 (status & VID_BC_MSK_SYNC) || 1116 (status & VID_BC_MSK_OF)) { 1117 1118 if (status & VID_BC_MSK_OPC_ERR) { 1119 dprintk(7, " (VID_BC_MSK_OPC_ERR 0x%08x)\n", 1120 VID_BC_MSK_OPC_ERR); 1121 pr_warn("%s: video risc op code error\n", 1122 dev->name); 1123 cx23885_sram_channel_dump(dev, 1124 &dev->sram_channels[SRAM_CH01]); 1125 } 1126 1127 if (status & VID_BC_MSK_SYNC) 1128 dprintk(7, " (VID_BC_MSK_SYNC 0x%08x) video lines miss-match\n", 1129 VID_BC_MSK_SYNC); 1130 1131 if (status & VID_BC_MSK_OF) 1132 dprintk(7, " (VID_BC_MSK_OF 0x%08x) fifo overflow\n", 1133 VID_BC_MSK_OF); 1134 1135 } 1136 1137 /* Video */ 1138 if (status & VID_BC_MSK_RISCI1) { 1139 spin_lock(&dev->slock); 1140 count = cx_read(VID_A_GPCNT); 1141 cx23885_video_wakeup(dev, &dev->vidq, count); 1142 spin_unlock(&dev->slock); 1143 handled++; 1144 } 1145 1146 /* Allow the VBI framework to process it's payload */ 1147 handled += cx23885_vbi_irq(dev, status); 1148 1149 return handled; 1150} 1151 1152/* ----------------------------------------------------------- */ 1153/* exported stuff */ 1154 1155static const struct v4l2_file_operations video_fops = { 1156 .owner = THIS_MODULE, 1157 .open = v4l2_fh_open, 1158 .release = vb2_fop_release, 1159 .read = vb2_fop_read, 1160 .poll = vb2_fop_poll, 1161 .unlocked_ioctl = video_ioctl2, 1162 .mmap = vb2_fop_mmap, 1163}; 1164 1165static const struct v4l2_ioctl_ops video_ioctl_ops = { 1166 .vidioc_querycap = vidioc_querycap, 1167 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, 1168 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, 1169 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, 1170 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, 1171 .vidioc_g_fmt_vbi_cap = cx23885_vbi_fmt, 1172 .vidioc_try_fmt_vbi_cap = cx23885_vbi_fmt, 1173 .vidioc_s_fmt_vbi_cap = cx23885_vbi_fmt, 1174 .vidioc_reqbufs = vb2_ioctl_reqbufs, 1175 .vidioc_prepare_buf = vb2_ioctl_prepare_buf, 1176 .vidioc_querybuf = vb2_ioctl_querybuf, 1177 .vidioc_qbuf = vb2_ioctl_qbuf, 1178 .vidioc_dqbuf = vb2_ioctl_dqbuf, 1179 .vidioc_streamon = vb2_ioctl_streamon, 1180 .vidioc_streamoff = vb2_ioctl_streamoff, 1181 .vidioc_g_pixelaspect = vidioc_g_pixelaspect, 1182 .vidioc_g_selection = vidioc_g_selection, 1183 .vidioc_s_std = vidioc_s_std, 1184 .vidioc_g_std = vidioc_g_std, 1185 .vidioc_enum_input = vidioc_enum_input, 1186 .vidioc_g_input = vidioc_g_input, 1187 .vidioc_s_input = vidioc_s_input, 1188 .vidioc_log_status = vidioc_log_status, 1189 .vidioc_g_tuner = vidioc_g_tuner, 1190 .vidioc_s_tuner = vidioc_s_tuner, 1191 .vidioc_g_frequency = vidioc_g_frequency, 1192 .vidioc_s_frequency = vidioc_s_frequency, 1193#ifdef CONFIG_VIDEO_ADV_DEBUG 1194 .vidioc_g_chip_info = cx23885_g_chip_info, 1195 .vidioc_g_register = cx23885_g_register, 1196 .vidioc_s_register = cx23885_s_register, 1197#endif 1198 .vidioc_enumaudio = vidioc_enum_audinput, 1199 .vidioc_g_audio = vidioc_g_audinput, 1200 .vidioc_s_audio = vidioc_s_audinput, 1201 .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, 1202 .vidioc_unsubscribe_event = v4l2_event_unsubscribe, 1203}; 1204 1205static struct video_device cx23885_vbi_template; 1206static struct video_device cx23885_video_template = { 1207 .name = "cx23885-video", 1208 .fops = &video_fops, 1209 .ioctl_ops = &video_ioctl_ops, 1210 .tvnorms = CX23885_NORMS, 1211}; 1212 1213void cx23885_video_unregister(struct cx23885_dev *dev) 1214{ 1215 dprintk(1, "%s()\n", __func__); 1216 cx23885_irq_remove(dev, 0x01); 1217 1218 if (dev->vbi_dev) { 1219 if (video_is_registered(dev->vbi_dev)) 1220 video_unregister_device(dev->vbi_dev); 1221 else 1222 video_device_release(dev->vbi_dev); 1223 dev->vbi_dev = NULL; 1224 } 1225 if (dev->video_dev) { 1226 if (video_is_registered(dev->video_dev)) 1227 video_unregister_device(dev->video_dev); 1228 else 1229 video_device_release(dev->video_dev); 1230 dev->video_dev = NULL; 1231 } 1232 1233 if (dev->audio_dev) 1234 cx23885_audio_unregister(dev); 1235} 1236 1237int cx23885_video_register(struct cx23885_dev *dev) 1238{ 1239 struct vb2_queue *q; 1240 int err; 1241 1242 dprintk(1, "%s()\n", __func__); 1243 1244 /* Initialize VBI template */ 1245 cx23885_vbi_template = cx23885_video_template; 1246 strscpy(cx23885_vbi_template.name, "cx23885-vbi", 1247 sizeof(cx23885_vbi_template.name)); 1248 1249 dev->tvnorm = V4L2_STD_NTSC_M; 1250 dev->fmt = format_by_fourcc(V4L2_PIX_FMT_YUYV); 1251 dev->field = V4L2_FIELD_INTERLACED; 1252 dev->width = 720; 1253 dev->height = norm_maxh(dev->tvnorm); 1254 1255 /* init video dma queues */ 1256 INIT_LIST_HEAD(&dev->vidq.active); 1257 1258 /* init vbi dma queues */ 1259 INIT_LIST_HEAD(&dev->vbiq.active); 1260 1261 cx23885_irq_add_enable(dev, 0x01); 1262 1263 if ((TUNER_ABSENT != dev->tuner_type) && 1264 ((dev->tuner_bus == 0) || (dev->tuner_bus == 1))) { 1265 struct v4l2_subdev *sd = NULL; 1266 1267 if (dev->tuner_addr) 1268 sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, 1269 &dev->i2c_bus[dev->tuner_bus].i2c_adap, 1270 "tuner", dev->tuner_addr, NULL); 1271 else 1272 sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, 1273 &dev->i2c_bus[dev->tuner_bus].i2c_adap, 1274 "tuner", 0, v4l2_i2c_tuner_addrs(ADDRS_TV)); 1275 if (sd) { 1276 struct tuner_setup tun_setup; 1277 1278 memset(&tun_setup, 0, sizeof(tun_setup)); 1279 tun_setup.mode_mask = T_ANALOG_TV; 1280 tun_setup.type = dev->tuner_type; 1281 tun_setup.addr = v4l2_i2c_subdev_addr(sd); 1282 tun_setup.tuner_callback = cx23885_tuner_callback; 1283 1284 v4l2_subdev_call(sd, tuner, s_type_addr, &tun_setup); 1285 1286 if ((dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXTV1200) || 1287 (dev->board == CX23885_BOARD_LEADTEK_WINFAST_PXPVR2200)) { 1288 struct xc2028_ctrl ctrl = { 1289 .fname = XC2028_DEFAULT_FIRMWARE, 1290 .max_len = 64 1291 }; 1292 struct v4l2_priv_tun_config cfg = { 1293 .tuner = dev->tuner_type, 1294 .priv = &ctrl 1295 }; 1296 v4l2_subdev_call(sd, tuner, s_config, &cfg); 1297 } 1298 1299 if (dev->board == CX23885_BOARD_AVERMEDIA_HC81R) { 1300 struct xc2028_ctrl ctrl = { 1301 .fname = "xc3028L-v36.fw", 1302 .max_len = 64 1303 }; 1304 struct v4l2_priv_tun_config cfg = { 1305 .tuner = dev->tuner_type, 1306 .priv = &ctrl 1307 }; 1308 v4l2_subdev_call(sd, tuner, s_config, &cfg); 1309 } 1310 } 1311 } 1312 1313 /* initial device configuration */ 1314 mutex_lock(&dev->lock); 1315 cx23885_set_tvnorm(dev, dev->tvnorm); 1316 cx23885_video_mux(dev, 0); 1317 cx23885_audio_mux(dev, 0); 1318 mutex_unlock(&dev->lock); 1319 1320 q = &dev->vb2_vidq; 1321 q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; 1322 q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; 1323 q->gfp_flags = GFP_DMA32; 1324 q->min_queued_buffers = 2; 1325 q->drv_priv = dev; 1326 q->buf_struct_size = sizeof(struct cx23885_buffer); 1327 q->ops = &cx23885_video_qops; 1328 q->mem_ops = &vb2_dma_sg_memops; 1329 q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; 1330 q->lock = &dev->lock; 1331 q->dev = &dev->pci->dev; 1332 1333 err = vb2_queue_init(q); 1334 if (err < 0) 1335 goto fail_unreg; 1336 1337 q = &dev->vb2_vbiq; 1338 q->type = V4L2_BUF_TYPE_VBI_CAPTURE; 1339 q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; 1340 q->gfp_flags = GFP_DMA32; 1341 q->min_queued_buffers = 2; 1342 q->drv_priv = dev; 1343 q->buf_struct_size = sizeof(struct cx23885_buffer); 1344 q->ops = &cx23885_vbi_qops; 1345 q->mem_ops = &vb2_dma_sg_memops; 1346 q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; 1347 q->lock = &dev->lock; 1348 q->dev = &dev->pci->dev; 1349 1350 err = vb2_queue_init(q); 1351 if (err < 0) 1352 goto fail_unreg; 1353 1354 /* register Video device */ 1355 dev->video_dev = cx23885_vdev_init(dev, dev->pci, 1356 &cx23885_video_template, "video"); 1357 if (!dev->video_dev) { 1358 err = -ENOMEM; 1359 goto fail_unreg; 1360 } 1361 dev->video_dev->queue = &dev->vb2_vidq; 1362 dev->video_dev->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | 1363 V4L2_CAP_AUDIO | V4L2_CAP_VIDEO_CAPTURE; 1364 switch (dev->board) { /* i2c device tuners */ 1365 case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: 1366 case CX23885_BOARD_HAUPPAUGE_HVR5525: 1367 case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: 1368 case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: 1369 dev->video_dev->device_caps |= V4L2_CAP_TUNER; 1370 break; 1371 default: 1372 if (dev->tuner_type != TUNER_ABSENT) 1373 dev->video_dev->device_caps |= V4L2_CAP_TUNER; 1374 } 1375 1376 err = video_register_device(dev->video_dev, VFL_TYPE_VIDEO, 1377 video_nr[dev->nr]); 1378 if (err < 0) { 1379 pr_info("%s: can't register video device\n", 1380 dev->name); 1381 goto fail_unreg; 1382 } 1383 pr_info("%s: registered device %s [v4l2]\n", 1384 dev->name, video_device_node_name(dev->video_dev)); 1385 1386 /* register VBI device */ 1387 dev->vbi_dev = cx23885_vdev_init(dev, dev->pci, 1388 &cx23885_vbi_template, "vbi"); 1389 if (!dev->vbi_dev) { 1390 err = -ENOMEM; 1391 goto fail_unreg; 1392 } 1393 dev->vbi_dev->queue = &dev->vb2_vbiq; 1394 dev->vbi_dev->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | 1395 V4L2_CAP_AUDIO | V4L2_CAP_VBI_CAPTURE; 1396 switch (dev->board) { /* i2c device tuners */ 1397 case CX23885_BOARD_HAUPPAUGE_HVR1265_K4: 1398 case CX23885_BOARD_HAUPPAUGE_HVR5525: 1399 case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB: 1400 case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC: 1401 dev->vbi_dev->device_caps |= V4L2_CAP_TUNER; 1402 break; 1403 default: 1404 if (dev->tuner_type != TUNER_ABSENT) 1405 dev->vbi_dev->device_caps |= V4L2_CAP_TUNER; 1406 } 1407 err = video_register_device(dev->vbi_dev, VFL_TYPE_VBI, 1408 vbi_nr[dev->nr]); 1409 if (err < 0) { 1410 pr_info("%s: can't register vbi device\n", 1411 dev->name); 1412 goto fail_unreg; 1413 } 1414 pr_info("%s: registered device %s\n", 1415 dev->name, video_device_node_name(dev->vbi_dev)); 1416 1417 /* Register ALSA audio device */ 1418 dev->audio_dev = cx23885_audio_register(dev); 1419 1420 return 0; 1421 1422fail_unreg: 1423 cx23885_video_unregister(dev); 1424 return err; 1425} 1426