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authorMathias Nyman <mathias.nyman@linux.intel.com>2016-02-12 16:40:14 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-02-14 17:03:23 -0800
commitfaee822c5a7ab99de25cd34fcde3f8d37b6b9923 (patch)
tree646b022979a99da4cc9bf47aee3e4efd890ffe03 /drivers/usb/core
parentb37d83a6a41499d582b8faedff1913ec75d9e70b (diff)
usb: Add USB 3.1 Precision time measurement capability descriptor support
USB 3.1 devices that support precision time measurement have an additional PTM cabaility descriptor as part of the full BOS descriptor Look for this descriptor while parsing the BOS descriptor, and store it in struct usb_hub_bos if it exists. Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/core')
-rw-r--r--drivers/usb/core/config.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c
index 58d089802ab3..5eb1a87228b4 100644
--- a/drivers/usb/core/config.c
+++ b/drivers/usb/core/config.c
@@ -894,6 +894,9 @@ int usb_get_bos_descriptor(struct usb_device *dev)
dev->bos->ss_id =
(struct usb_ss_container_id_descriptor *)buffer;
break;
+ case USB_PTM_CAP_TYPE:
+ dev->bos->ptm_cap =
+ (struct usb_ptm_cap_descriptor *)buffer;
default:
break;
}