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path: root/drivers/media/usb/uvc/uvc_driver.c
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Diffstat (limited to 'drivers/media/usb/uvc/uvc_driver.c')
-rw-r--r--drivers/media/usb/uvc/uvc_driver.c298
1 files changed, 155 insertions, 143 deletions
diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c
index 902c3c0e4062..794f1aecd77a 100644
--- a/drivers/media/usb/uvc/uvc_driver.c
+++ b/drivers/media/usb/uvc/uvc_driver.c
@@ -520,10 +520,10 @@ 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",
- dev->udev->devnum,
- alts->desc.bInterfaceNumber);
+ uvc_trace(dev, UVC_TRACE_DESCR,
+ "device %d videostreaming interface %d FORMAT error\n",
+ dev->udev->devnum,
+ alts->desc.bInterfaceNumber);
return -EINVAL;
}
@@ -584,10 +584,10 @@ 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",
- dev->udev->devnum,
- alts->desc.bInterfaceNumber);
+ uvc_trace(dev, UVC_TRACE_DESCR,
+ "device %d videostreaming interface %d FORMAT error\n",
+ dev->udev->devnum,
+ alts->desc.bInterfaceNumber);
return -EINVAL;
}
@@ -600,10 +600,10 @@ 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",
- dev->udev->devnum,
- alts->desc.bInterfaceNumber);
+ uvc_trace(dev, UVC_TRACE_DESCR,
+ "device %d videostreaming interface %d FORMAT error\n",
+ dev->udev->devnum,
+ alts->desc.bInterfaceNumber);
return -EINVAL;
}
@@ -618,9 +618,9 @@ 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",
- dev->udev->devnum,
+ 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",
- dev->udev->devnum, alts->desc.bInterfaceNumber,
- buffer[2]);
+ 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];
@@ -673,9 +673,10 @@ 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,
- alts->desc.bInterfaceNumber);
+ 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",
- frame->wWidth, frame->wHeight,
- 10000000/frame->dwDefaultFrameInterval,
- (100000000/frame->dwDefaultFrameInterval)%10);
+ uvc_trace(dev, UVC_TRACE_DESCR, "- %ux%u (%u.%u fps)\n",
+ frame->wWidth, frame->wHeight,
+ 10000000 / frame->dwDefaultFrameInterval,
+ (100000000 / frame->dwDefaultFrameInterval) % 10);
format->nframes++;
buflen -= buffer[0];
@@ -756,10 +757,10 @@ 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",
- dev->udev->devnum,
- alts->desc.bInterfaceNumber);
+ uvc_trace(dev, UVC_TRACE_DESCR,
+ "device %d videostreaming interface %d COLORFORMAT error\n",
+ dev->udev->devnum,
+ alts->desc.bInterfaceNumber);
return -EINVAL;
}
@@ -791,16 +792,18 @@ 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,
- intf->altsetting[0].desc.bInterfaceNumber);
+ 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,
- intf->altsetting[0].desc.bInterfaceNumber);
+ 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;
}
@@ -866,9 +870,9 @@ 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",
- dev->udev->devnum, alts->desc.bInterfaceNumber);
+ uvc_trace(dev, UVC_TRACE_DESCR,
+ "device %d videostreaming interface %d HEADER descriptor is invalid.\n",
+ dev->udev->devnum, alts->desc.bInterfaceNumber);
goto error;
}
@@ -918,10 +922,10 @@ 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",
- dev->udev->devnum,
- alts->desc.bInterfaceNumber, _buffer[2]);
+ 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;
case UVC_VS_FRAME_UNCOMPRESSED:
@@ -943,9 +947,9 @@ 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",
- dev->udev->devnum, alts->desc.bInterfaceNumber);
+ 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) {
@@ -1127,9 +1132,9 @@ 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",
- udev->devnum, alts->desc.bInterfaceNumber);
+ 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;
}
@@ -1189,9 +1194,9 @@ 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",
- udev->devnum, i);
+ uvc_trace(dev, UVC_TRACE_DESCR,
+ "device %d interface %d doesn't exists\n",
+ udev->devnum, i);
continue;
}
@@ -1201,9 +1206,9 @@ 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",
- udev->devnum, alts->desc.bInterfaceNumber);
+ uvc_trace(dev, UVC_TRACE_DESCR,
+ "device %d videocontrol interface %d INPUT_TERMINAL error\n",
+ udev->devnum, alts->desc.bInterfaceNumber);
return -EINVAL;
}
@@ -1220,11 +1225,10 @@ 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,
- buffer[3], type);
+ 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;
}
@@ -1243,9 +1247,9 @@ 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",
- udev->devnum, alts->desc.bInterfaceNumber);
+ uvc_trace(dev, UVC_TRACE_DESCR,
+ "device %d videocontrol interface %d INPUT_TERMINAL error\n",
+ udev->devnum, alts->desc.bInterfaceNumber);
return -EINVAL;
}
@@ -1290,9 +1294,9 @@ 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",
- udev->devnum, alts->desc.bInterfaceNumber);
+ 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;
}
@@ -1328,9 +1332,9 @@ 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",
- udev->devnum, alts->desc.bInterfaceNumber);
+ uvc_trace(dev, UVC_TRACE_DESCR,
+ "device %d videocontrol interface %d SELECTOR_UNIT error\n",
+ udev->devnum, alts->desc.bInterfaceNumber);
return -EINVAL;
}
@@ -1354,9 +1358,9 @@ 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",
- udev->devnum, alts->desc.bInterfaceNumber);
+ uvc_trace(dev, UVC_TRACE_DESCR,
+ "device %d videocontrol interface %d PROCESSING_UNIT error\n",
+ udev->devnum, alts->desc.bInterfaceNumber);
return -EINVAL;
}
@@ -1387,9 +1391,9 @@ 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",
- udev->devnum, alts->desc.bInterfaceNumber);
+ 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;
}
@@ -1768,16 +1778,16 @@ 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",
- term->id);
+ 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;
}
@@ -2511,8 +2523,8 @@ 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",
- intf->cur_altsetting->desc.bInterfaceNumber);
+ uvc_trace(dev, UVC_TRACE_SUSPEND, "Resuming interface %u\n",
+ intf->cur_altsetting->desc.bInterfaceNumber);
if (intf->cur_altsetting->desc.bInterfaceSubClass ==
UVC_SC_VIDEOCONTROL) {
@@ -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;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-24 07:02:02 +0000