CVS commit: src/sys/dev/usb

["Taylor R Campbell" <riastradh%netbsd.org@localhost>]

Module Name:    src
Committed By:   riastradh
Date:           Sun Mar 13 11:30:04 UTC 2022

Modified Files:
        src/sys/dev/usb: xhci.c xhcivar.h

Log Message:
xhci(4): Serialize access to portsc registers.

Both xhci_roothub_ctrl and xhci_suspend/resume do r/m/w on them, so
use a mutex to serialize access to avoid stomping on each other.


To generate a diff of this commit:
cvs rdiff -u -r1.161 -r1.162 src/sys/dev/usb/xhci.c
cvs rdiff -u -r1.20 -r1.21 src/sys/dev/usb/xhcivar.h

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.