375 #define MVPP2_RX_PKT_SIZE(mtu) \  argument
376 	ALIGN((mtu) + MVPP2_MH_SIZE + MVPP2_VLAN_TAG_LEN + \
3745 static int mvpp2_bm_update_mtu(struct net_device *dev, int mtu)  in mvpp2_bm_update_mtu()  argument
3750 	int pkt_size = MVPP2_RX_PKT_SIZE(mtu);  in mvpp2_bm_update_mtu()
3769 	dev->mtu = mtu;  in mvpp2_bm_update_mtu()
4312 	u32	val, size, mtu;  in mvpp2_txp_max_tx_size_set()  local
4315 	mtu = port->pkt_size * 8;  in mvpp2_txp_max_tx_size_set()
4316 	if (mtu > MVPP2_TXP_MTU_MAX)  in mvpp2_txp_max_tx_size_set()
4317 		mtu = MVPP2_TXP_MTU_MAX;  in mvpp2_txp_max_tx_size_set()
4320 	mtu = 3 * mtu;  in mvpp2_txp_max_tx_size_set()
4329 	val |= mtu;  in mvpp2_txp_max_tx_size_set()
4335 	if (size < mtu) {  in mvpp2_txp_max_tx_size_set()
4336 		size = mtu;  in mvpp2_txp_max_tx_size_set()
4347 		if (size < mtu) {  in mvpp2_txp_max_tx_size_set()
4348 			size = mtu;  in mvpp2_txp_max_tx_size_set()
5392 static inline int mvpp2_check_mtu_valid(struct net_device *dev, int mtu)  in mvpp2_check_mtu_valid()  argument
5394 	if (mtu < 68) {  in mvpp2_check_mtu_valid()
5400 	if (mtu > 9676) {  in mvpp2_check_mtu_valid()
5401 		netdev_info(dev, "illegal MTU value %d, round to 9676\n", mtu);  in mvpp2_check_mtu_valid()
5402 		mtu = 9676;  in mvpp2_check_mtu_valid()
5405 	if (!IS_ALIGNED(MVPP2_RX_PKT_SIZE(mtu), 8)) {  in mvpp2_check_mtu_valid()
5406 		netdev_info(dev, "illegal MTU value %d, round to %d\n", mtu,  in mvpp2_check_mtu_valid()
5407 			    ALIGN(MVPP2_RX_PKT_SIZE(mtu), 8));  in mvpp2_check_mtu_valid()
5408 		mtu = ALIGN(MVPP2_RX_PKT_SIZE(mtu), 8);  in mvpp2_check_mtu_valid()
5411 	return mtu;  in mvpp2_check_mtu_valid()
5641 static int mvpp2_change_mtu(struct net_device *dev, int mtu)  in mvpp2_change_mtu()  argument
5646 	mtu = mvpp2_check_mtu_valid(dev, mtu);  in mvpp2_change_mtu()
5647 	if (mtu < 0) {  in mvpp2_change_mtu()
5648 		err = mtu;  in mvpp2_change_mtu()
5653 		err = mvpp2_bm_update_mtu(dev, mtu);  in mvpp2_change_mtu()
5655 			port->pkt_size =  MVPP2_RX_PKT_SIZE(mtu);  in mvpp2_change_mtu()
5660 		err = mvpp2_bm_update_mtu(dev, dev->mtu);  in mvpp2_change_mtu()
5667 	err = mvpp2_bm_update_mtu(dev, mtu);  in mvpp2_change_mtu()
5669 		port->pkt_size =  MVPP2_RX_PKT_SIZE(mtu);  in mvpp2_change_mtu()
5674 	err = mvpp2_bm_update_mtu(dev, dev->mtu);  in mvpp2_change_mtu()
6012 	port->pkt_size = MVPP2_RX_PKT_SIZE(port->dev->mtu);  in mvpp2_port_init()