device/xhci: Add helper method to iterate over xhci_supported_protocl

There is some boilerplate required to iterate over the USB supported
protocol structs. Encapsulate all the in a method to make the callers
simpler.

BUG=b:154756391
TEST=Built test trembyle.

Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: I401f10d242638b0000ba697573856d765333dca0
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43352
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

0 files changed, 0 insertions, 0 deletions