tree edb8db4a7fef2688f57f1047c7843588dfdafc23
parent a16029a93d06dc73f7ee2796db7c90b2211ee776
author Shawn Nematbakhsh <shawnn@chromium.org> 1394487966 -0700
committer Isaac Christensen <isaac.christensen@se-eng.com> 1412263794 +0200

libpayload: usb: xhci: Treat port reset as a port status change

If a port is connected before and after an xhci controller reset, the
PORTSC CSC bit may not be asserted. Add an additional check in
xhci_rh_port_status_changed for the PRC bit so we can correctly handle
ports in such a state.

Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Change-Id: I2d623aae647ab13711badd7211ab467afdc69548
Reviewed-on: https://chromium-review.googlesource.com/189394
Reviewed-by: Julius Werner <jwerner@chromium.org>
(cherry picked from commit ee7c3ea182b35bb6ce3c62f301c4515714f6e654)
Signed-off-by: Isaac Christensen <isaac.christensen@se-eng.com>
Reviewed-on: http://review.coreboot.org/7002
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>