HLS_UP
if (previous_state & HLS_UP) {
switch (ppd->host_link_state & HLS_UP) {
if (ppd->host_link_state & HLS_UP)
was_up = !!(ppd->host_link_state & HLS_UP);
if (ppd->host_link_state & HLS_UP) {
if (ppd->host_link_state & HLS_UP)
if (ppd->host_link_state & HLS_UP)
if (dd->pport->host_link_state & HLS_UP) {
#define HLS_DOWN ~(HLS_UP)