BT_PHY_BR_1M_3SLOT
#define BT_PHY_BREDR_MASK (BT_PHY_BR_1M_1SLOT | BT_PHY_BR_1M_3SLOT | \
phys |= BT_PHY_BR_1M_3SLOT;
if (phys & BT_PHY_BR_1M_3SLOT)