xhci: dbc: serialize enabling and disabling dbc

DbC can be enabled and disabled via sysfs, serialize those
with a mutex to make sure everything is done in the correct
order.

remove xhci_do_dbc_stop() and integrate the register write and
dbc->state setting into xhci_do_stop()

Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Link: https://patch.msgid.link/20260603091132.1110849-9-mathias.nyman@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

0 files changed, 0 insertions, 0 deletions