If CONFIG_XEN_DOM0 is enabled, the ehci-dbgp driver notifies Xen of
controller reset events via xen_dbgp_reset_prep() and
xen_dbgp_external_startup() (via calls to xen_dbgp_op().) Otherwise
defines them as no-ops to disable this logic.
The fusbh200 driver copies much of the dbgp code from ehci_d
If CONFIG_XEN_DOM0 is enabled, the ehci-dbgp driver notifies Xen of
controller reset events via xen_dbgp_reset_prep() and
xen_dbgp_external_startup() (via calls to xen_dbgp_op().) Otherwise
defines them as no-ops to disable this logic.
The fusbh200 driver copies much of the dbgp code from ehci_d
