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WSL2-Linux-Kernel
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media: uvcvideo: use dev_printk() for uvc_trace() 

Instead of calling prink() inside uvc_trace, use dev_printk(), which adds
context to the output.

Now that we are at it, regroup the strings so the messages can be easily
"grepable".

Suggested-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Ricardo Ribalda 2020-12-23 14:35:26 +01:00 коммит произвёл Mauro Carvalho Chehab
Родитель 59e92bf627
Коммит ed4c5fa4d8
8 изменённых файлов: 289 добавлений и 253 удалений
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58
drivers/media/usb/uvc/uvc_ctrl.c
Просмотреть файл

@ -906,8 +906,8 @@ static struct uvc_control *uvc_find_control(struct uvc_video_chain *chain,
}
if (ctrl == NULL && !next)
uvc_trace(UVC_TRACE_CONTROL, "Control 0x%08x not found.\n",
v4l2_id);
uvc_trace(chain->dev, UVC_TRACE_CONTROL,
"Control 0x%08x not found.\n", v4l2_id);
return ctrl;
}
@ -1800,7 +1800,7 @@ static int uvc_ctrl_fill_xu_info(struct uvc_device *dev,
ret = uvc_query_ctrl(dev, UVC_GET_LEN, ctrl->entity->id, dev->intfnum,
info->selector, data, 2);
if (ret < 0) {
uvc_trace(UVC_TRACE_CONTROL,
uvc_trace(dev, UVC_TRACE_CONTROL,
"GET_LEN failed on control %pUl/%u (%d).\n",
info->entity, info->selector, ret);
goto done;
@ -1813,7 +1813,7 @@ static int uvc_ctrl_fill_xu_info(struct uvc_device *dev,
ret = uvc_ctrl_get_flags(dev, ctrl, info);
if (ret < 0) {
uvc_trace(UVC_TRACE_CONTROL,
uvc_trace(dev, UVC_TRACE_CONTROL,
"Failed to get flags for control %pUl/%u (%d).\n",
info->entity, info->selector, ret);
goto done;
@ -1821,8 +1821,8 @@ static int uvc_ctrl_fill_xu_info(struct uvc_device *dev,
uvc_ctrl_fixup_xu_info(dev, ctrl, info);
uvc_trace(UVC_TRACE_CONTROL, "XU control %pUl/%u queried: len %u, "
"flags { get %u set %u auto %u }.\n",
uvc_trace(dev, UVC_TRACE_CONTROL,
"XU control %pUl/%u queried: len %u, flags { get %u set %u auto %u }.\n",
info->entity, info->selector, info->size,
(info->flags & UVC_CTRL_FLAG_GET_CUR) ? 1 : 0,
(info->flags & UVC_CTRL_FLAG_SET_CUR) ? 1 : 0,
@ -1851,9 +1851,10 @@ static int uvc_ctrl_init_xu_ctrl(struct uvc_device *dev,
ret = uvc_ctrl_add_info(dev, ctrl, &info);
if (ret < 0)
uvc_trace(UVC_TRACE_CONTROL, "Failed to initialize control "
"%pUl/%u on device %s entity %u\n", info.entity,
info.selector, dev->udev->devpath, ctrl->entity->id);
uvc_trace(dev, UVC_TRACE_CONTROL,
"Failed to initialize control %pUl/%u on device %s entity %u\n",
info.entity, info.selector, dev->udev->devpath,
ctrl->entity->id);
return ret;
}
@ -1881,8 +1882,8 @@ int uvc_xu_ctrl_query(struct uvc_video_chain *chain,
}
if (!found) {
uvc_trace(UVC_TRACE_CONTROL, "Extension unit %u not found.\n",
xqry->unit);
uvc_trace(chain->dev, UVC_TRACE_CONTROL,
"Extension unit %u not found.\n", xqry->unit);
return -ENOENT;
}
@ -1897,8 +1898,9 @@ int uvc_xu_ctrl_query(struct uvc_video_chain *chain,
}
if (!found) {
uvc_trace(UVC_TRACE_CONTROL, "Control %pUl/%u not found.\n",
entity->guid, xqry->selector);
uvc_trace(chain->dev, UVC_TRACE_CONTROL,
"Control %pUl/%u not found.\n", entity->guid,
xqry->selector);
return -ENOENT;
}
@ -2046,9 +2048,10 @@ static int uvc_ctrl_add_info(struct uvc_device *dev, struct uvc_control *ctrl,
ctrl->initialized = 1;
uvc_trace(UVC_TRACE_CONTROL, "Added control %pUl/%u to device %s "
"entity %u\n", ctrl->info.entity, ctrl->info.selector,
dev->udev->devpath, ctrl->entity->id);
uvc_trace(dev, UVC_TRACE_CONTROL,
"Added control %pUl/%u to device %s entity %u\n",
ctrl->info.entity, ctrl->info.selector, dev->udev->devpath,
ctrl->entity->id);
return 0;
}
@ -2085,7 +2088,7 @@ static int __uvc_ctrl_add_mapping(struct uvc_device *dev,
map->set = uvc_set_le_value;
list_add_tail(&map->list, &ctrl->info.mappings);
uvc_trace(UVC_TRACE_CONTROL,
uvc_trace(dev, UVC_TRACE_CONTROL,
"Adding mapping '%s' to control %pUl/%u.\n",
map->name, ctrl->info.entity, ctrl->info.selector);
@ -2103,9 +2106,9 @@ int uvc_ctrl_add_mapping(struct uvc_video_chain *chain,
int ret;
if (mapping->id & ~V4L2_CTRL_ID_MASK) {
uvc_trace(UVC_TRACE_CONTROL, "Can't add mapping '%s', control "
"id 0x%08x is invalid.\n", mapping->name,
mapping->id);
uvc_trace(dev, UVC_TRACE_CONTROL,
"Can't add mapping '%s', control id 0x%08x is invalid.\n",
mapping->name, mapping->id);
return -EINVAL;
}
@ -2150,8 +2153,8 @@ int uvc_ctrl_add_mapping(struct uvc_video_chain *chain,
list_for_each_entry(map, &ctrl->info.mappings, list) {
if (mapping->id == map->id) {
uvc_trace(UVC_TRACE_CONTROL, "Can't add mapping '%s', "
"control id 0x%08x already exists.\n",
uvc_trace(dev, UVC_TRACE_CONTROL,
"Can't add mapping '%s', control id 0x%08x already exists.\n",
mapping->name, mapping->id);
ret = -EEXIST;
goto done;
@ -2161,9 +2164,9 @@ int uvc_ctrl_add_mapping(struct uvc_video_chain *chain,
/* Prevent excess memory consumption */
if (atomic_inc_return(&dev->nmappings) > UVC_MAX_CONTROL_MAPPINGS) {
atomic_dec(&dev->nmappings);
uvc_trace(UVC_TRACE_CONTROL, "Can't add mapping '%s', maximum "
"mappings count (%u) exceeded.\n", mapping->name,
UVC_MAX_CONTROL_MAPPINGS);
uvc_trace(dev, UVC_TRACE_CONTROL,
"Can't add mapping '%s', maximum mappings count (%u) exceeded.\n",
mapping->name, UVC_MAX_CONTROL_MAPPINGS);
ret = -ENOMEM;
goto done;
}
@ -2232,8 +2235,9 @@ static void uvc_ctrl_prune_entity(struct uvc_device *dev,
!uvc_test_bit(controls, blacklist[i].index))
continue;
uvc_trace(UVC_TRACE_CONTROL, "%u/%u control is black listed, "
"removing it.\n", entity->id, blacklist[i].index);
uvc_trace(dev, UVC_TRACE_CONTROL,
"%u/%u control is black listed, removing it.\n",
entity->id, blacklist[i].index);
uvc_clear_bit(controls, blacklist[i].index);
}

238
drivers/media/usb/uvc/uvc_driver.c
Просмотреть файл

@ -520,8 +520,8 @@ static int uvc_parse_format(struct uvc_device *dev,
case UVC_VS_FORMAT_FRAME_BASED:
n = buffer[2] == UVC_VS_FORMAT_UNCOMPRESSED ? 27 : 28;
if (buflen < n) {
uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming "
"interface %d FORMAT error\n",
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videostreaming interface %d FORMAT error\n",
dev->udev->devnum,
alts->desc.bInterfaceNumber);
return -EINVAL;
@ -584,8 +584,8 @@ static int uvc_parse_format(struct uvc_device *dev,
case UVC_VS_FORMAT_MJPEG:
if (buflen < 11) {
uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming "
"interface %d FORMAT error\n",
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videostreaming interface %d FORMAT error\n",
dev->udev->devnum,
alts->desc.bInterfaceNumber);
return -EINVAL;
@ -600,8 +600,8 @@ static int uvc_parse_format(struct uvc_device *dev,
case UVC_VS_FORMAT_DV:
if (buflen < 9) {
uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming "
"interface %d FORMAT error\n",
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videostreaming interface %d FORMAT error\n",
dev->udev->devnum,
alts->desc.bInterfaceNumber);
return -EINVAL;
@ -618,8 +618,8 @@ static int uvc_parse_format(struct uvc_device *dev,
strscpy(format->name, "HD-DV", sizeof(format->name));
break;
default:
uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming "
"interface %d: unknown DV format %u\n",
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videostreaming interface %d: unknown DV format %u\n",
dev->udev->devnum,
alts->desc.bInterfaceNumber, buffer[8]);
return -EINVAL;
@ -647,14 +647,14 @@ static int uvc_parse_format(struct uvc_device *dev,
case UVC_VS_FORMAT_STREAM_BASED:
/* Not supported yet. */
default:
uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming "
"interface %d unsupported format %u\n",
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videostreaming interface %d unsupported format %u\n",
dev->udev->devnum, alts->desc.bInterfaceNumber,
buffer[2]);
return -EINVAL;
}
uvc_trace(UVC_TRACE_DESCR, "Found format %s.\n", format->name);
uvc_trace(dev, UVC_TRACE_DESCR, "Found format %s.\n", format->name);
buflen -= buffer[0];
buffer += buffer[0];
@ -673,8 +673,9 @@ static int uvc_parse_format(struct uvc_device *dev,
n = n ? n : 3;
if (buflen < 26 + 4*n) {
uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming "
"interface %d FRAME error\n", dev->udev->devnum,
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videostreaming interface %d FRAME error\n",
dev->udev->devnum,
alts->desc.bInterfaceNumber);
return -EINVAL;
}
@ -737,10 +738,10 @@ static int uvc_parse_format(struct uvc_device *dev,
frame->dwDefaultFrameInterval;
}
uvc_trace(UVC_TRACE_DESCR, "- %ux%u (%u.%u fps)\n",
uvc_trace(dev, UVC_TRACE_DESCR, "- %ux%u (%u.%u fps)\n",
frame->wWidth, frame->wHeight,
10000000/frame->dwDefaultFrameInterval,
(100000000/frame->dwDefaultFrameInterval)%10);
10000000 / frame->dwDefaultFrameInterval,
(100000000 / frame->dwDefaultFrameInterval) % 10);
format->nframes++;
buflen -= buffer[0];
@ -756,8 +757,8 @@ static int uvc_parse_format(struct uvc_device *dev,
if (buflen > 2 && buffer[1] == USB_DT_CS_INTERFACE &&
buffer[2] == UVC_VS_COLORFORMAT) {
if (buflen < 6) {
uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming "
"interface %d COLORFORMAT error\n",
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videostreaming interface %d COLORFORMAT error\n",
dev->udev->devnum,
alts->desc.bInterfaceNumber);
return -EINVAL;
@ -791,15 +792,17 @@ static int uvc_parse_streaming(struct uvc_device *dev,
if (intf->cur_altsetting->desc.bInterfaceSubClass
!= UVC_SC_VIDEOSTREAMING) {
uvc_trace(UVC_TRACE_DESCR, "device %d interface %d isn't a "
"video streaming interface\n", dev->udev->devnum,
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d interface %d isn't a video streaming interface\n",
dev->udev->devnum,
intf->altsetting[0].desc.bInterfaceNumber);
return -EINVAL;
}
if (usb_driver_claim_interface(&uvc_driver.driver, intf, dev)) {
uvc_trace(UVC_TRACE_DESCR, "device %d interface %d is already "
"claimed\n", dev->udev->devnum,
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d interface %d is already claimed\n",
dev->udev->devnum,
intf->altsetting[0].desc.bInterfaceNumber);
return -EINVAL;
}
@ -822,8 +825,9 @@ static int uvc_parse_streaming(struct uvc_device *dev,
if (ep->extralen > 2 &&
ep->extra[1] == USB_DT_CS_INTERFACE) {
uvc_trace(UVC_TRACE_DESCR, "trying extra data "
"from endpoint %u.\n", i);
uvc_trace(dev, UVC_TRACE_DESCR,
"trying extra data from endpoint %u.\n",
i);
buffer = alts->endpoint[i].extra;
buflen = alts->endpoint[i].extralen;
break;
@ -838,8 +842,8 @@ static int uvc_parse_streaming(struct uvc_device *dev,
}
if (buflen <= 2) {
uvc_trace(UVC_TRACE_DESCR, "no class-specific streaming "
"interface descriptors found.\n");
uvc_trace(dev, UVC_TRACE_DESCR,
"no class-specific streaming interface descriptors found.\n");
goto error;
}
@ -856,9 +860,9 @@ static int uvc_parse_streaming(struct uvc_device *dev,
break;
default:
uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming interface "
"%d HEADER descriptor not found.\n", dev->udev->devnum,
alts->desc.bInterfaceNumber);
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videostreaming interface %d HEADER descriptor not found.\n",
dev->udev->devnum, alts->desc.bInterfaceNumber);
goto error;
}
@ -866,8 +870,8 @@ static int uvc_parse_streaming(struct uvc_device *dev,
n = buflen >= size ? buffer[size-1] : 0;
if (buflen < size + p*n) {
uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming "
"interface %d HEADER descriptor is invalid.\n",
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videostreaming interface %d HEADER descriptor is invalid.\n",
dev->udev->devnum, alts->desc.bInterfaceNumber);
goto error;
}
@ -918,8 +922,8 @@ static int uvc_parse_streaming(struct uvc_device *dev,
case UVC_VS_FORMAT_MPEG2TS:
case UVC_VS_FORMAT_STREAM_BASED:
uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming "
"interface %d FORMAT %u is not supported.\n",
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videostreaming interface %d FORMAT %u is not supported.\n",
dev->udev->devnum,
alts->desc.bInterfaceNumber, _buffer[2]);
break;
@ -943,8 +947,8 @@ static int uvc_parse_streaming(struct uvc_device *dev,
}
if (nformats == 0) {
uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming interface "
"%d has no supported formats defined.\n",
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videostreaming interface %d has no supported formats defined.\n",
dev->udev->devnum, alts->desc.bInterfaceNumber);
goto error;
}
@ -992,9 +996,10 @@ static int uvc_parse_streaming(struct uvc_device *dev,
}
if (buflen)
uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming interface "
"%d has %u bytes of trailing descriptor garbage.\n",
dev->udev->devnum, alts->desc.bInterfaceNumber, buflen);
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videostreaming interface %d has %u bytes of trailing descriptor garbage.\n",
dev->udev->devnum, alts->desc.bInterfaceNumber,
buflen);
/* Parse the alternate settings to find the maximum bandwidth. */
for (i = 0; i < intf->num_altsetting; ++i) {
@ -1127,8 +1132,8 @@ static int uvc_parse_vendor_control(struct uvc_device *dev,
n = buflen >= 25 + p ? buffer[22+p] : 0;
if (buflen < 25 + p + 2*n) {
uvc_trace(UVC_TRACE_DESCR, "device %d videocontrol "
"interface %d EXTENSION_UNIT error\n",
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videocontrol interface %d EXTENSION_UNIT error\n",
udev->devnum, alts->desc.bInterfaceNumber);
break;
}
@ -1176,9 +1181,9 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
n = buflen >= 12 ? buffer[11] : 0;
if (buflen < 12 + n) {
uvc_trace(UVC_TRACE_DESCR, "device %d videocontrol "
"interface %d HEADER error\n", udev->devnum,
alts->desc.bInterfaceNumber);
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videocontrol interface %d HEADER error\n",
udev->devnum, alts->desc.bInterfaceNumber);
return -EINVAL;
}
@ -1189,8 +1194,8 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
for (i = 0; i < n; ++i) {
intf = usb_ifnum_to_if(udev, buffer[12+i]);
if (intf == NULL) {
uvc_trace(UVC_TRACE_DESCR, "device %d "
"interface %d doesn't exists\n",
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d interface %d doesn't exists\n",
udev->devnum, i);
continue;
}
@ -1201,8 +1206,8 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
case UVC_VC_INPUT_TERMINAL:
if (buflen < 8) {
uvc_trace(UVC_TRACE_DESCR, "device %d videocontrol "
"interface %d INPUT_TERMINAL error\n",
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videocontrol interface %d INPUT_TERMINAL error\n",
udev->devnum, alts->desc.bInterfaceNumber);
return -EINVAL;
}
@ -1220,10 +1225,9 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
*/
type = get_unaligned_le16(&buffer[4]);
if ((type & 0x7f00) == 0 || (type & 0x8000) != 0) {
uvc_trace(UVC_TRACE_DESCR, "device %d videocontrol "
"interface %d INPUT_TERMINAL %d has invalid "
"type 0x%04x, skipping\n", udev->devnum,
alts->desc.bInterfaceNumber,
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videocontrol interface %d INPUT_TERMINAL %d has invalid type 0x%04x, skipping\n",
udev->devnum, alts->desc.bInterfaceNumber,
buffer[3], type);
return 0;
}
@ -1243,8 +1247,8 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
}
if (buflen < len + n + p) {
uvc_trace(UVC_TRACE_DESCR, "device %d videocontrol "
"interface %d INPUT_TERMINAL error\n",
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videocontrol interface %d INPUT_TERMINAL error\n",
udev->devnum, alts->desc.bInterfaceNumber);
return -EINVAL;
}
@ -1290,8 +1294,8 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
case UVC_VC_OUTPUT_TERMINAL:
if (buflen < 9) {
uvc_trace(UVC_TRACE_DESCR, "device %d videocontrol "
"interface %d OUTPUT_TERMINAL error\n",
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videocontrol interface %d OUTPUT_TERMINAL error\n",
udev->devnum, alts->desc.bInterfaceNumber);
return -EINVAL;
}
@ -1301,10 +1305,10 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
*/
type = get_unaligned_le16(&buffer[4]);
if ((type & 0xff00) == 0) {
uvc_trace(UVC_TRACE_DESCR, "device %d videocontrol "
"interface %d OUTPUT_TERMINAL %d has invalid "
"type 0x%04x, skipping\n", udev->devnum,
alts->desc.bInterfaceNumber, buffer[3], type);
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videocontrol interface %d OUTPUT_TERMINAL %d has invalid type 0x%04x, skipping\n",
udev->devnum, alts->desc.bInterfaceNumber,
buffer[3], type);
return 0;
}
@ -1328,8 +1332,8 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
p = buflen >= 5 ? buffer[4] : 0;
if (buflen < 5 || buflen < 6 + p) {
uvc_trace(UVC_TRACE_DESCR, "device %d videocontrol "
"interface %d SELECTOR_UNIT error\n",
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videocontrol interface %d SELECTOR_UNIT error\n",
udev->devnum, alts->desc.bInterfaceNumber);
return -EINVAL;
}
@ -1354,8 +1358,8 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
p = dev->uvc_version >= 0x0110 ? 10 : 9;
if (buflen < p + n) {
uvc_trace(UVC_TRACE_DESCR, "device %d videocontrol "
"interface %d PROCESSING_UNIT error\n",
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videocontrol interface %d PROCESSING_UNIT error\n",
udev->devnum, alts->desc.bInterfaceNumber);
return -EINVAL;
}
@ -1387,8 +1391,8 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
n = buflen >= 24 + p ? buffer[22+p] : 0;
if (buflen < 24 + p + n) {
uvc_trace(UVC_TRACE_DESCR, "device %d videocontrol "
"interface %d EXTENSION_UNIT error\n",
uvc_trace(dev, UVC_TRACE_DESCR,
"device %d videocontrol interface %d EXTENSION_UNIT error\n",
udev->devnum, alts->desc.bInterfaceNumber);
return -EINVAL;
}
@ -1414,8 +1418,9 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
break;
default:
uvc_trace(UVC_TRACE_DESCR, "Found an unknown CS_INTERFACE "
"descriptor (%u)\n", buffer[2]);
uvc_trace(dev, UVC_TRACE_DESCR,
"Found an unknown CS_INTERFACE descriptor (%u)\n",
buffer[2]);
break;
}
@ -1460,8 +1465,9 @@ next_descriptor:
if (usb_endpoint_is_int_in(desc) &&
le16_to_cpu(desc->wMaxPacketSize) >= 8 &&
desc->bInterval != 0) {
uvc_trace(UVC_TRACE_DESCR, "Found a Status endpoint "
"(addr %02x).\n", desc->bEndpointAddress);
uvc_trace(dev, UVC_TRACE_DESCR,
"Found a Status endpoint (addr %02x).\n",
desc->bEndpointAddress);
dev->int_ep = ep;
}
}
@ -1609,8 +1615,9 @@ static int uvc_scan_chain_entity(struct uvc_video_chain *chain,
uvc_trace_cont(UVC_TRACE_PROBE, " <- XU %d", entity->id);
if (entity->bNrInPins != 1) {
uvc_trace(UVC_TRACE_DESCR, "Extension unit %d has more "
"than 1 input pin.\n", entity->id);
uvc_trace(chain->dev, UVC_TRACE_DESCR,
"Extension unit %d has more than 1 input pin.\n",
entity->id);
return -1;
}
@ -1620,8 +1627,8 @@ static int uvc_scan_chain_entity(struct uvc_video_chain *chain,
uvc_trace_cont(UVC_TRACE_PROBE, " <- PU %d", entity->id);
if (chain->processing != NULL) {
uvc_trace(UVC_TRACE_DESCR, "Found multiple "
"Processing Units in chain.\n");
uvc_trace(chain->dev, UVC_TRACE_DESCR,
"Found multiple Processing Units in chain.\n");
return -1;
}
@ -1636,8 +1643,8 @@ static int uvc_scan_chain_entity(struct uvc_video_chain *chain,
break;
if (chain->selector != NULL) {
uvc_trace(UVC_TRACE_DESCR, "Found multiple Selector "
"Units in chain.\n");
uvc_trace(chain->dev, UVC_TRACE_DESCR,
"Found multiple Selector Units in chain.\n");
return -1;
}
@ -1667,8 +1674,9 @@ static int uvc_scan_chain_entity(struct uvc_video_chain *chain,
break;
default:
uvc_trace(UVC_TRACE_DESCR, "Unsupported entity type "
"0x%04x found in chain.\n", UVC_ENTITY_TYPE(entity));
uvc_trace(chain->dev, UVC_TRACE_DESCR,
"Unsupported entity type 0x%04x found in chain.\n",
UVC_ENTITY_TYPE(entity));
return -1;
}
@ -1694,16 +1702,17 @@ static int uvc_scan_chain_forward(struct uvc_video_chain *chain,
if (forward == prev)
continue;
if (forward->chain.next || forward->chain.prev) {
uvc_trace(UVC_TRACE_DESCR, "Found reference to "
"entity %d already in chain.\n", forward->id);
uvc_trace(chain->dev, UVC_TRACE_DESCR,
"Found reference to entity %d already in chain.\n",
forward->id);
return -EINVAL;
}
switch (UVC_ENTITY_TYPE(forward)) {
case UVC_VC_EXTENSION_UNIT:
if (forward->bNrInPins != 1) {
uvc_trace(UVC_TRACE_DESCR, "Extension unit %d "
"has more than 1 input pin.\n",
uvc_trace(chain->dev, UVC_TRACE_DESCR,
"Extension unit %d has more than 1 input pin.\n",
entity->id);
return -EINVAL;
}
@ -1721,8 +1730,9 @@ static int uvc_scan_chain_forward(struct uvc_video_chain *chain,
case UVC_OTT_MEDIA_TRANSPORT_OUTPUT:
case UVC_TT_STREAMING:
if (UVC_ENTITY_IS_ITERM(forward)) {
uvc_trace(UVC_TRACE_DESCR, "Unsupported input "
"terminal %u.\n", forward->id);
uvc_trace(chain->dev, UVC_TRACE_DESCR,
"Unsupported input terminal %u.\n",
forward->id);
return -EINVAL;
}
@ -1768,15 +1778,15 @@ static int uvc_scan_chain_backward(struct uvc_video_chain *chain,
id = entity->baSourceID[i];
term = uvc_entity_by_id(chain->dev, id);
if (term == NULL || !UVC_ENTITY_IS_ITERM(term)) {
uvc_trace(UVC_TRACE_DESCR, "Selector unit %d "
"input %d isn't connected to an "
"input terminal\n", entity->id, i);
uvc_trace(chain->dev, UVC_TRACE_DESCR,
"Selector unit %d input %d isn't connected to an input terminal\n",
entity->id, i);
return -1;
}
if (term->chain.next || term->chain.prev) {
uvc_trace(UVC_TRACE_DESCR, "Found reference to "
"entity %d already in chain.\n",
uvc_trace(chain->dev, UVC_TRACE_DESCR,
"Found reference to entity %d already in chain.\n",
term->id);
return -EINVAL;
}
@ -1810,8 +1820,8 @@ static int uvc_scan_chain_backward(struct uvc_video_chain *chain,
entity = uvc_entity_by_id(chain->dev, id);
if (entity == NULL) {
uvc_trace(UVC_TRACE_DESCR, "Found reference to "
"unknown entity %d.\n", id);
uvc_trace(chain->dev, UVC_TRACE_DESCR,
"Found reference to unknown entity %d.\n", id);
return -EINVAL;
}
@ -1824,7 +1834,7 @@ static int uvc_scan_chain(struct uvc_video_chain *chain,
{
struct uvc_entity *entity, *prev;
uvc_trace(UVC_TRACE_PROBE, "Scanning UVC chain:");
uvc_trace(chain->dev, UVC_TRACE_PROBE, "Scanning UVC chain:");
entity = term;
prev = NULL;
@ -1832,8 +1842,9 @@ static int uvc_scan_chain(struct uvc_video_chain *chain,
while (entity != NULL) {
/* Entity must not be part of an existing chain */
if (entity->chain.next || entity->chain.prev) {
uvc_trace(UVC_TRACE_DESCR, "Found reference to "
"entity %d already in chain.\n", entity->id);
uvc_trace(chain->dev, UVC_TRACE_DESCR,
"Found reference to entity %d already in chain.\n",
entity->id);
return -EINVAL;
}
@ -1987,7 +1998,7 @@ static int uvc_scan_fallback(struct uvc_device *dev)
list_add_tail(&chain->list, &dev->chains);
uvc_trace(UVC_TRACE_PROBE,
uvc_trace(dev, UVC_TRACE_PROBE,
"Found a video chain by fallback heuristic (%s).\n",
uvc_print_chain(chain));
@ -2031,7 +2042,8 @@ static int uvc_scan_device(struct uvc_device *dev)
continue;
}
uvc_trace(UVC_TRACE_PROBE, "Found a valid video chain (%s).\n",
uvc_trace(dev, UVC_TRACE_PROBE,
"Found a valid video chain (%s).\n",
uvc_print_chain(chain));
list_add_tail(&chain->list, &dev->chains);
@ -2312,14 +2324,6 @@ static int uvc_probe(struct usb_interface *intf,
int function;
int ret;
if (id->idVendor && id->idProduct)
uvc_trace(UVC_TRACE_PROBE, "Probing known UVC device %s "
"(%04x:%04x)\n", udev->devpath, id->idVendor,
id->idProduct);
else
uvc_trace(UVC_TRACE_PROBE, "Probing generic UVC device %s\n",
udev->devpath);
/* Allocate memory for the device and initialize it. */
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (dev == NULL)
@ -2339,6 +2343,14 @@ static int uvc_probe(struct usb_interface *intf,
dev->quirks = uvc_quirks_param == -1
? dev->info->quirks : uvc_quirks_param;
if (id->idVendor && id->idProduct)
uvc_trace(dev, UVC_TRACE_PROBE,
"Probing known UVC device %s (%04x:%04x)\n",
udev->devpath, id->idVendor, id->idProduct);
else
uvc_trace(dev, UVC_TRACE_PROBE,
"Probing generic UVC device %s\n", udev->devpath);
if (udev->product != NULL)
strscpy(dev->name, udev->product, sizeof(dev->name));
else
@ -2381,14 +2393,14 @@ static int uvc_probe(struct usb_interface *intf,
/* Parse the Video Class control descriptor. */
if (uvc_parse_control(dev) < 0) {
uvc_trace(UVC_TRACE_PROBE, "Unable to parse UVC "
"descriptors.\n");
uvc_trace(dev, UVC_TRACE_PROBE,
"Unable to parse UVC descriptors.\n");
goto error;
}
/* Parse the associated GPIOs. */
if (uvc_gpio_parse(dev) < 0) {
uvc_trace(UVC_TRACE_PROBE, "Unable to parse UVC GPIOs\n");
uvc_trace(dev, UVC_TRACE_PROBE, "Unable to parse UVC GPIOs\n");
goto error;
}
@ -2450,7 +2462,7 @@ static int uvc_probe(struct usb_interface *intf,
goto error;
}
uvc_trace(UVC_TRACE_PROBE, "UVC device initialized.\n");
uvc_trace(dev, UVC_TRACE_PROBE, "UVC device initialized.\n");
usb_enable_autosuspend(udev);
return 0;
@ -2482,7 +2494,7 @@ static int uvc_suspend(struct usb_interface *intf, pm_message_t message)
struct uvc_device *dev = usb_get_intfdata(intf);
struct uvc_streaming *stream;
uvc_trace(UVC_TRACE_SUSPEND, "Suspending interface %u\n",
uvc_trace(dev, UVC_TRACE_SUSPEND, "Suspending interface %u\n",
intf->cur_altsetting->desc.bInterfaceNumber);
/* Controls are cached on the fly so they don't need to be saved. */
@ -2500,8 +2512,8 @@ static int uvc_suspend(struct usb_interface *intf, pm_message_t message)
return uvc_video_suspend(stream);
}
uvc_trace(UVC_TRACE_SUSPEND, "Suspend: video streaming USB interface "
"mismatch.\n");
uvc_trace(dev, UVC_TRACE_SUSPEND,
"Suspend: video streaming USB interface mismatch.\n");
return -EINVAL;
}
@ -2511,7 +2523,7 @@ static int __uvc_resume(struct usb_interface *intf, int reset)
struct uvc_streaming *stream;
int ret = 0;
uvc_trace(UVC_TRACE_SUSPEND, "Resuming interface %u\n",
uvc_trace(dev, UVC_TRACE_SUSPEND, "Resuming interface %u\n",
intf->cur_altsetting->desc.bInterfaceNumber);
if (intf->cur_altsetting->desc.bInterfaceSubClass ==
@ -2540,8 +2552,8 @@ static int __uvc_resume(struct usb_interface *intf, int reset)
}
}
uvc_trace(UVC_TRACE_SUSPEND, "Resume: video streaming USB interface "
"mismatch.\n");
uvc_trace(dev, UVC_TRACE_SUSPEND,
"Resume: video streaming USB interface mismatch.\n");
return -EINVAL;
}

16
drivers/media/usb/uvc/uvc_isight.c
Просмотреть файл

@ -40,6 +40,7 @@ static int isight_decode(struct uvc_video_queue *queue, struct uvc_buffer *buf,
0xde, 0xad, 0xfa, 0xce
};
struct uvc_streaming *stream = uvc_queue_to_stream(queue);
unsigned int maxlen, nbytes;
u8 *mem;
int is_header = 0;
@ -49,15 +50,16 @@ static int isight_decode(struct uvc_video_queue *queue, struct uvc_buffer *buf,
if ((len >= 14 && memcmp(&data[2], hdr, 12) == 0) ||
(len >= 15 && memcmp(&data[3], hdr, 12) == 0)) {
uvc_trace(UVC_TRACE_FRAME, "iSight header found\n");
uvc_trace(stream->dev, UVC_TRACE_FRAME,
"iSight header found\n");
is_header = 1;
}
/* Synchronize to the input stream by waiting for a header packet. */
if (buf->state != UVC_BUF_STATE_ACTIVE) {
if (!is_header) {
uvc_trace(UVC_TRACE_FRAME, "Dropping packet (out of "
"sync).\n");
uvc_trace(stream->dev, UVC_TRACE_FRAME,
"Dropping packet (out of sync).\n");
return 0;
}
@ -85,8 +87,8 @@ static int isight_decode(struct uvc_video_queue *queue, struct uvc_buffer *buf,
buf->bytesused += nbytes;
if (len > maxlen || buf->bytesused == buf->length) {
uvc_trace(UVC_TRACE_FRAME, "Frame complete "
"(overflow).\n");
uvc_trace(stream->dev, UVC_TRACE_FRAME,
"Frame complete (overflow).\n");
buf->state = UVC_BUF_STATE_DONE;
}
}
@ -103,8 +105,8 @@ void uvc_video_decode_isight(struct uvc_urb *uvc_urb, struct uvc_buffer *buf,
for (i = 0; i < urb->number_of_packets; ++i) {
if (urb->iso_frame_desc[i].status < 0) {
uvc_trace(UVC_TRACE_FRAME, "USB isochronous frame "
"lost (%d).\n",
uvc_trace(stream->dev, UVC_TRACE_FRAME,
"USB isochronous frame lost (%d).\n",
urb->iso_frame_desc[i].status);
}

9
drivers/media/usb/uvc/uvc_queue.c
Просмотреть файл

@ -32,12 +32,6 @@
* the driver.
*/
static inline struct uvc_streaming *
uvc_queue_to_stream(struct uvc_video_queue *queue)
{
return container_of(queue, struct uvc_streaming, queue);
}
static inline struct uvc_buffer *uvc_vbuf_to_buffer(struct vb2_v4l2_buffer *buf)
{
return container_of(buf, struct uvc_buffer, buf);
@ -109,7 +103,8 @@ static int uvc_buffer_prepare(struct vb2_buffer *vb)
if (vb->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
vb2_get_plane_payload(vb, 0) > vb2_plane_size(vb, 0)) {
uvc_trace(UVC_TRACE_CAPTURE, "[E] Bytes used out of bounds.\n");
uvc_trace(uvc_queue_to_stream(queue)->dev, UVC_TRACE_CAPTURE,
"[E] Bytes used out of bounds.\n");
return -EINVAL;
}

19
drivers/media/usb/uvc/uvc_status.c
Просмотреть файл

@ -93,20 +93,20 @@ static void uvc_event_streaming(struct uvc_device *dev,
struct uvc_streaming_status *status, int len)
{
if (len < 3) {
uvc_trace(UVC_TRACE_STATUS, "Invalid streaming status event "
"received.\n");
uvc_trace(dev, UVC_TRACE_STATUS,
"Invalid streaming status event received.\n");
return;
}
if (status->bEvent == 0) {
if (len < 4)
return;
uvc_trace(UVC_TRACE_STATUS, "Button (intf %u) %s len %d\n",
uvc_trace(dev, UVC_TRACE_STATUS, "Button (intf %u) %s len %d\n",
status->bOriginator,
status->bValue[0] ? "pressed" : "released", len);
uvc_input_report_key(dev, KEY_CAMERA, status->bValue[0]);
} else {
uvc_trace(UVC_TRACE_STATUS,
uvc_trace(dev, UVC_TRACE_STATUS,
"Stream %u error event %02x len %d.\n",
status->bOriginator, status->bEvent, len);
}
@ -163,12 +163,12 @@ static bool uvc_event_control(struct urb *urb,
if (len < 6 || status->bEvent != 0 ||
status->bAttribute >= ARRAY_SIZE(attrs)) {
uvc_trace(UVC_TRACE_STATUS, "Invalid control status event "
"received.\n");
uvc_trace(dev, UVC_TRACE_STATUS,
"Invalid control status event received.\n");
return false;
}
uvc_trace(UVC_TRACE_STATUS, "Control %u/%u %s change len %d.\n",
uvc_trace(dev, UVC_TRACE_STATUS, "Control %u/%u %s change len %d.\n",
status->bOriginator, status->bSelector,
attrs[status->bAttribute], len);
@ -237,8 +237,9 @@ static void uvc_status_complete(struct urb *urb)
}
default:
uvc_trace(UVC_TRACE_STATUS, "Unknown status event "
"type %u.\n", dev->status[0]);
uvc_trace(dev, UVC_TRACE_STATUS,
"Unknown status event type %u.\n",
dev->status[0]);
break;
}
}

43
drivers/media/usb/uvc/uvc_v4l2.c
Просмотреть файл

@ -75,8 +75,9 @@ static int uvc_ioctl_ctrl_map(struct uvc_video_chain *chain,
break;
default:
uvc_trace(UVC_TRACE_CONTROL, "Unsupported V4L2 control type "
"%u.\n", xmap->v4l2_type);
uvc_trace(chain->dev, UVC_TRACE_CONTROL,
"Unsupported V4L2 control type %u.\n",
xmap->v4l2_type);
ret = -ENOTTY;
goto free_map;
}
@ -164,7 +165,8 @@ static int uvc_v4l2_try_format(struct uvc_streaming *stream,
return -EINVAL;
fcc = (u8 *)&fmt->fmt.pix.pixelformat;
uvc_trace(UVC_TRACE_FORMAT, "Trying format 0x%08x (%c%c%c%c): %ux%u.\n",
uvc_trace(stream->dev, UVC_TRACE_FORMAT,
"Trying format 0x%08x (%c%c%c%c): %ux%u.\n",
fmt->fmt.pix.pixelformat,
fcc[0], fcc[1], fcc[2], fcc[3],
fmt->fmt.pix.width, fmt->fmt.pix.height);
@ -207,16 +209,18 @@ static int uvc_v4l2_try_format(struct uvc_streaming *stream,
}
if (frame == NULL) {
uvc_trace(UVC_TRACE_FORMAT, "Unsupported size %ux%u.\n",
fmt->fmt.pix.width, fmt->fmt.pix.height);
uvc_trace(stream->dev, UVC_TRACE_FORMAT,
"Unsupported size %ux%u.\n", fmt->fmt.pix.width,
fmt->fmt.pix.height);
return -EINVAL;
}
/* Use the default frame interval. */
interval = frame->dwDefaultFrameInterval;
uvc_trace(UVC_TRACE_FORMAT, "Using default frame interval %u.%u us "
"(%u.%u fps).\n", interval/10, interval%10, 10000000/interval,
(100000000/interval)%10);
uvc_trace(stream->dev, UVC_TRACE_FORMAT,
"Using default frame interval %u.%u us (%u.%u fps).\n",
interval / 10, interval % 10, 10000000 / interval,
(100000000 / interval) % 10);
/* Set the format index, frame index and frame interval. */
memset(probe, 0, sizeof(*probe));
@ -260,7 +264,7 @@ static int uvc_v4l2_try_format(struct uvc_streaming *stream,
}
if (i == stream->nformats)
uvc_trace(UVC_TRACE_FORMAT,
uvc_trace(stream->dev, UVC_TRACE_FORMAT,
"Unknown bFormatIndex %u, using default\n",
probe->bFormatIndex);
@ -272,7 +276,7 @@ static int uvc_v4l2_try_format(struct uvc_streaming *stream,
}
if (i == format->nframes)
uvc_trace(UVC_TRACE_FORMAT,
uvc_trace(stream->dev, UVC_TRACE_FORMAT,
"Unknown bFrameIndex %u, using default\n",
probe->bFrameIndex);
@ -416,7 +420,8 @@ static int uvc_v4l2_set_streamparm(struct uvc_streaming *stream,
interval = uvc_fraction_to_interval(timeperframe.numerator,
timeperframe.denominator);
uvc_trace(UVC_TRACE_FORMAT, "Setting frame interval to %u/%u (%u).\n",
uvc_trace(stream->dev, UVC_TRACE_FORMAT,
"Setting frame interval to %u/%u (%u).\n",
timeperframe.numerator, timeperframe.denominator, interval);
mutex_lock(&stream->mutex);
@ -545,8 +550,8 @@ static int uvc_v4l2_open(struct file *file)
struct uvc_fh *handle;
int ret = 0;
uvc_trace(UVC_TRACE_CALLS, "uvc_v4l2_open\n");
stream = video_drvdata(file);
uvc_trace(stream->dev, UVC_TRACE_CALLS, "%s\n", __func__);
ret = usb_autopm_get_interface(stream->dev->intf);
if (ret < 0)
@ -588,7 +593,7 @@ static int uvc_v4l2_release(struct file *file)
struct uvc_fh *handle = file->private_data;
struct uvc_streaming *stream = handle->stream;
uvc_trace(UVC_TRACE_CALLS, "uvc_v4l2_release\n");
uvc_trace(stream->dev, UVC_TRACE_CALLS, "%s\n", __func__);
/* Only free resources if this is a privileged handle. */
if (uvc_has_privileges(handle))
@ -1461,7 +1466,11 @@ static long uvc_v4l2_compat_ioctl32(struct file *file,
static ssize_t uvc_v4l2_read(struct file *file, char __user *data,
size_t count, loff_t *ppos)
{
uvc_trace(UVC_TRACE_CALLS, "uvc_v4l2_read: not implemented.\n");
struct uvc_fh *handle = file->private_data;
struct uvc_streaming *stream = handle->stream;
uvc_trace(stream->dev, UVC_TRACE_CALLS,
"uvc_v4l2_read: not implemented.\n");
return -EINVAL;
}
@ -1470,7 +1479,7 @@ static int uvc_v4l2_mmap(struct file *file, struct vm_area_struct *vma)
struct uvc_fh *handle = file->private_data;
struct uvc_streaming *stream = handle->stream;
uvc_trace(UVC_TRACE_CALLS, "uvc_v4l2_mmap\n");
uvc_trace(stream->dev, UVC_TRACE_CALLS, "%s\n", __func__);
return uvc_queue_mmap(&stream->queue, vma);
}
@ -1480,7 +1489,7 @@ static __poll_t uvc_v4l2_poll(struct file *file, poll_table *wait)
struct uvc_fh *handle = file->private_data;
struct uvc_streaming *stream = handle->stream;
uvc_trace(UVC_TRACE_CALLS, "uvc_v4l2_poll\n");
uvc_trace(stream->dev, UVC_TRACE_CALLS, "%s\n", __func__);
return uvc_queue_poll(&stream->queue, file, wait);
}
@ -1493,7 +1502,7 @@ static unsigned long uvc_v4l2_get_unmapped_area(struct file *file,
struct uvc_fh *handle = file->private_data;
struct uvc_streaming *stream = handle->stream;
uvc_trace(UVC_TRACE_CALLS, "uvc_v4l2_get_unmapped_area\n");
uvc_trace(stream->dev, UVC_TRACE_CALLS, "%s\n", __func__);
return uvc_queue_get_unmapped_area(&stream->queue, pgoff);
}

72
drivers/media/usb/uvc/uvc_video.c
Просмотреть файл

@ -95,7 +95,7 @@ int uvc_query_ctrl(struct uvc_device *dev, u8 query, u8 unit,
if (ret != 1)
return ret < 0 ? ret : -EPIPE;
uvc_trace(UVC_TRACE_CONTROL, "Control error %u\n", error);
uvc_trace(dev, UVC_TRACE_CONTROL, "Control error %u\n", error);
switch (error) {
case 0:
@ -705,8 +705,8 @@ void uvc_video_clock_update(struct uvc_streaming *stream,
sof = y;
uvc_trace(UVC_TRACE_CLOCK, "%s: PTS %u y %llu.%06llu SOF %u.%06llu "
"(x1 %u x2 %u y1 %u y2 %u SOF offset %u)\n",
uvc_trace(stream->dev, UVC_TRACE_CLOCK,
"%s: PTS %u y %llu.%06llu SOF %u.%06llu (x1 %u x2 %u y1 %u y2 %u SOF offset %u)\n",
stream->dev->name, buf->pts,
y >> 16, div_u64((y & 0xffff) * 1000000, 65536),
sof >> 16, div_u64(((u64)sof & 0xffff) * 1000000LLU, 65536),
@ -740,8 +740,8 @@ void uvc_video_clock_update(struct uvc_streaming *stream,
timestamp = ktime_to_ns(first->host_time) + y - y1;
uvc_trace(UVC_TRACE_CLOCK, "%s: SOF %u.%06llu y %llu ts %llu "
"buf ts %llu (x1 %u/%u/%u x2 %u/%u/%u y1 %u y2 %u)\n",
uvc_trace(stream->dev, UVC_TRACE_CLOCK,
"%s: SOF %u.%06llu y %llu ts %llu buf ts %llu (x1 %u/%u/%u x2 %u/%u/%u y1 %u y2 %u)\n",
stream->dev->name,
sof >> 16, div_u64(((u64)sof & 0xffff) * 1000000LLU, 65536),
y, timestamp, vbuf->vb2_buf.timestamp,
@ -875,9 +875,8 @@ static void uvc_video_stats_update(struct uvc_streaming *stream)
{
struct uvc_stats_frame *frame = &stream->stats.frame;
uvc_trace(UVC_TRACE_STATS, "frame %u stats: %u/%u/%u packets, "
"%u/%u/%u pts (%searly %sinitial), %u/%u scr, "
"last pts/stc/sof %u/%u/%u\n",
uvc_trace(stream->dev, UVC_TRACE_STATS,
"frame %u stats: %u/%u/%u packets, %u/%u/%u pts (%searly %sinitial), %u/%u scr, last pts/stc/sof %u/%u/%u\n",
stream->sequence, frame->first_data,
frame->nb_packets - frame->nb_empty, frame->nb_packets,
frame->nb_pts_diffs, frame->last_pts_diff, frame->nb_pts,
@ -1039,8 +1038,8 @@ static int uvc_video_decode_start(struct uvc_streaming *stream,
/* Mark the buffer as bad if the error bit is set. */
if (data[1] & UVC_STREAM_ERR) {
uvc_trace(UVC_TRACE_FRAME, "Marking buffer as bad (error bit "
"set).\n");
uvc_trace(stream->dev, UVC_TRACE_FRAME,
"Marking buffer as bad (error bit set).\n");
buf->error = 1;
}
@ -1054,8 +1053,8 @@ static int uvc_video_decode_start(struct uvc_streaming *stream,
*/
if (buf->state != UVC_BUF_STATE_ACTIVE) {
if (fid == stream->last_fid) {
uvc_trace(UVC_TRACE_FRAME, "Dropping payload (out of "
"sync).\n");
uvc_trace(stream->dev, UVC_TRACE_FRAME,
"Dropping payload (out of sync).\n");
if ((stream->dev->quirks & UVC_QUIRK_STREAM_NO_FID) &&
(data[1] & UVC_STREAM_EOF))
stream->last_fid ^= UVC_STREAM_FID;
@ -1086,8 +1085,8 @@ static int uvc_video_decode_start(struct uvc_streaming *stream,
* previous payload had the EOF bit set.
*/
if (fid != stream->last_fid && buf->bytesused != 0) {
uvc_trace(UVC_TRACE_FRAME, "Frame complete (FID bit "
"toggled).\n");
uvc_trace(stream->dev, UVC_TRACE_FRAME,
"Frame complete (FID bit toggled).\n");
buf->state = UVC_BUF_STATE_READY;
return -EAGAIN;
}
@ -1148,7 +1147,8 @@ static void uvc_video_decode_data(struct uvc_urb *uvc_urb,
/* Complete the current frame if the buffer size was exceeded. */
if (len > maxlen) {
uvc_trace(UVC_TRACE_FRAME, "Frame complete (overflow).\n");
uvc_trace(uvc_urb->stream->dev, UVC_TRACE_FRAME,
"Frame complete (overflow).\n");
buf->error = 1;
buf->state = UVC_BUF_STATE_READY;
}
@ -1161,9 +1161,11 @@ static void uvc_video_decode_end(struct uvc_streaming *stream,
{
/* Mark the buffer as done if the EOF marker is set. */
if (data[1] & UVC_STREAM_EOF && buf->bytesused != 0) {
uvc_trace(UVC_TRACE_FRAME, "Frame complete (EOF found).\n");
uvc_trace(stream->dev, UVC_TRACE_FRAME,
"Frame complete (EOF found).\n");
if (data[0] == len)
uvc_trace(UVC_TRACE_FRAME, "EOF in empty payload.\n");
uvc_trace(stream->dev, UVC_TRACE_FRAME,
"EOF in empty payload.\n");
buf->state = UVC_BUF_STATE_READY;
if (stream->dev->quirks & UVC_QUIRK_STREAM_NO_FID)
stream->last_fid ^= UVC_STREAM_FID;
@ -1279,7 +1281,7 @@ static void uvc_video_decode_meta(struct uvc_streaming *stream,
memcpy(&meta->length, mem, length);
meta_buf->bytesused += length + sizeof(meta->ns) + sizeof(meta->sof);
uvc_trace(UVC_TRACE_FRAME,
uvc_trace(stream->dev, UVC_TRACE_FRAME,
"%s(): t-sys %lluns, SOF %u, len %u, flags 0x%x, PTS %u, STC %u frame SOF %u\n",
__func__, ktime_to_ns(time), meta->sof, meta->length,
meta->flags,
@ -1339,8 +1341,9 @@ static void uvc_video_decode_isoc(struct uvc_urb *uvc_urb,
for (i = 0; i < urb->number_of_packets; ++i) {
if (urb->iso_frame_desc[i].status < 0) {
uvc_trace(UVC_TRACE_FRAME, "USB isochronous frame "
"lost (%d).\n", urb->iso_frame_desc[i].status);
uvc_trace(stream->dev, UVC_TRACE_FRAME,
"USB isochronous frame lost (%d).\n",
urb->iso_frame_desc[i].status);
/* Mark the buffer as faulty. */
if (buf != NULL)
buf->error = 1;
@ -1628,15 +1631,16 @@ static int uvc_alloc_urb_buffers(struct uvc_streaming *stream,
}
if (i == UVC_URBS) {
uvc_trace(UVC_TRACE_VIDEO, "Allocated %u URB buffers "
"of %ux%u bytes each.\n", UVC_URBS, npackets,
psize);
uvc_trace(stream->dev, UVC_TRACE_VIDEO,
"Allocated %u URB buffers of %ux%u bytes each.\n",
UVC_URBS, npackets, psize);
return npackets;
}
}
uvc_trace(UVC_TRACE_VIDEO, "Failed to allocate URB buffers (%u bytes "
"per packet).\n", psize);
uvc_trace(stream->dev, UVC_TRACE_VIDEO,
"Failed to allocate URB buffers (%u bytes per packet).\n",
psize);
return 0;
}
@ -1835,12 +1839,13 @@ static int uvc_video_start_transfer(struct uvc_streaming *stream,
bandwidth = stream->ctrl.dwMaxPayloadTransferSize;
if (bandwidth == 0) {
uvc_trace(UVC_TRACE_VIDEO, "Device requested null "
"bandwidth, defaulting to lowest.\n");
uvc_trace(stream->dev, UVC_TRACE_VIDEO,
"Device requested null bandwidth, defaulting to lowest.\n");
bandwidth = 1;
} else {
uvc_trace(UVC_TRACE_VIDEO, "Device requested %u "
"B/frame bandwidth.\n", bandwidth);
uvc_trace(stream->dev, UVC_TRACE_VIDEO,
"Device requested %u B/frame bandwidth.\n",
bandwidth);
}
for (i = 0; i < intf->num_altsetting; ++i) {
@ -1863,13 +1868,14 @@ static int uvc_video_start_transfer(struct uvc_streaming *stream,
}
if (best_ep == NULL) {
uvc_trace(UVC_TRACE_VIDEO, "No fast enough alt setting "
"for requested bandwidth.\n");
uvc_trace(stream->dev, UVC_TRACE_VIDEO,
"No fast enough alt setting for requested bandwidth.\n");
return -EIO;
}
uvc_trace(UVC_TRACE_VIDEO, "Selecting alternate setting %u "
"(%u B/frame bandwidth).\n", altsetting, best_psize);
uvc_trace(stream->dev, UVC_TRACE_VIDEO,
"Selecting alternate setting %u (%u B/frame bandwidth).\n",
altsetting, best_psize);
ret = usb_set_interface(stream->dev->udev, intfnum, altsetting);
if (ret < 0)

11
drivers/media/usb/uvc/uvcvideo.h
Просмотреть файл

@ -752,10 +752,11 @@ extern unsigned int uvc_trace_param;
extern unsigned int uvc_timeout_param;
extern unsigned int uvc_hw_timestamps_param;
#define uvc_trace(flag, fmt, ...) \
#define uvc_trace(_dev, flag, fmt, ...) \
do { \
if (uvc_trace_param & flag) \
printk(KERN_DEBUG "uvcvideo: " fmt, ##__VA_ARGS__); \
dev_printk(KERN_DEBUG, &(_dev)->udev->dev, fmt, \
##__VA_ARGS__); \
} while (0)
#define uvc_trace_cont(flag, fmt, ...) \
@ -817,6 +818,12 @@ static inline int uvc_queue_streaming(struct uvc_video_queue *queue)
return vb2_is_streaming(&queue->queue);
}
static inline struct uvc_streaming *
uvc_queue_to_stream(struct uvc_video_queue *queue)
{
return container_of(queue, struct uvc_streaming, queue);
}
/* V4L2 interface */
extern const struct v4l2_ioctl_ops uvc_ioctl_ops;
extern const struct v4l2_file_operations uvc_fops;