Author: hselasky
Date: Fri Feb 27 12:20:03 2015
New Revision: 279353
URL: https://svnweb.freebsd.org/changeset/base/279353
Log:
MFC r279233:
Ensure that the XHCI driver will refresh the control endpoint settings
when re-enumerating a FULL speed device. Else the wrong max packet
setting might be used when trying to re-enumerate a FULL speed device.
Modified:
stable/10/sys/dev/usb/controller/xhci.c
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/sys/dev/usb/controller/xhci.c
==============================================================================
--- stable/10/sys/dev/usb/controller/xhci.c Fri Feb 27 11:13:46 2015
(r279352)
+++ stable/10/sys/dev/usb/controller/xhci.c Fri Feb 27 12:20:03 2015
(r279353)
@@ -1415,6 +1415,13 @@ xhci_set_address(struct usb_device *udev
pepext = xhci_get_endpoint_ext(udev,
&udev->ctrl_ep_desc);
+
+ /* ensure the control endpoint is setup again */
+ USB_BUS_LOCK(udev->bus);
+ pepext->trb_halted = 1;
+ pepext->trb_running = 0;
+ USB_BUS_UNLOCK(udev->bus);
+
err = xhci_configure_endpoint(udev,
&udev->ctrl_ep_desc, pepext,
0, 1, 1, 0, mps, mps, USB_EP_MODE_DEFAULT);
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