1426 lines · c
1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 * Driver for the Conexant CX23885 PCIe bridge4 *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 0x0168static 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 else213 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 HVR1xxx284 * cards we've only ever supported LR1. Time to support LR2,285 * which is available via the optional white breakout header on286 * the board.287 * We'll use a could of existing enums in the card struct to allow288 * devs to specify which baseband input they need, or just default289 * 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 else376 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 simple436 * 'JUMP to addr + 12', which is effectively a NOP. Then the code to DMA the437 * buffer follows and at the end we have a JUMP back to the start + 12 (skipping438 * the initial JUMP).439 *440 * This is the risc program of the first buffer to be queued if the active list441 * is empty and it just keeps DMAing this buffer without generating any442 * interrupts.443 *444 * If a new buffer is added then the initial JUMP in the code for that buffer445 * will generate an interrupt which signals that the previous buffer has been446 * 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 new449 * buffer, thus chaining the new buffer into the DMA chain. This is a single450 * 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 buffer453 * 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_INTERLACED568 : 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 call763 * and give it an oppertunity to update the764 * 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 else867 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 wants890 * 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->frequency1022 };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 else1059 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_DEBUG1194 .vidioc_g_chip_info = cx23885_g_chip_info,1195 .vidioc_g_register = cx23885_g_register,1196 .vidioc_s_register = cx23885_s_register,1197#endif1198 .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 else1222 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 else1229 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 else1272 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 = 641291 };1292 struct v4l2_priv_tun_config cfg = {1293 .tuner = dev->tuner_type,1294 .priv = &ctrl1295 };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 = 641303 };1304 struct v4l2_priv_tun_config cfg = {1305 .tuner = dev->tuner_type,1306 .priv = &ctrl1307 };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