wlc_phy_hold_upd
wlc_phy_hold_upd(wlc->band->pi, PHY_HOLD_FOR_SCAN, true);
wlc_phy_hold_upd(wlc->band->pi, PHY_HOLD_FOR_SCAN, false);
void wlc_phy_hold_upd(struct brcms_phy_pub *ppi, u32 id, bool val);