PCIE_HP_SYNC_PENDING
if ((ctrl_p->hc_flags & PCIE_HP_SYNC_PENDING) == 0) {
ctrl_p->hc_flags &= ~PCIE_HP_SYNC_PENDING;
ctrl_p->hc_flags |= PCIE_HP_SYNC_PENDING;
if ((slot_p->hs_ctrl->hc_flags & PCIE_HP_SYNC_PENDING) != 0 &&
slot_p->hs_ctrl->hc_flags &= ~PCIE_HP_SYNC_PENDING;
ctrl_p->hc_flags &= ~PCIE_HP_SYNC_PENDING;