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ethernet/qlogic: use core min/max MTU checking 

qede: min_mtu 46, max_mtu 9600
- Put define for max in qede.h

qlcnic: min_mtu 68, max_mtu 9600

CC: netdev@vger.kernel.org
CC Dept-GELinuxNICDev@qlogic.com
CC: Yuval Mintz <Yuval.Mintz@qlogic.com>
CC: Ariel Elior <Ariel.Elior@qlogic.com>
Signed-off-by: Jarod Wilson <jarod@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jarod Wilson 2016-10-17 15:54:08 -04:00 committed by David S. Miller
parent b80f71f581
commit caff2a87f6
5 changed files with 11 additions and 16 deletions
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5
drivers/net/ethernet/qlogic/qede/qede.h
View File

@ -362,8 +362,9 @@ void qede_recycle_rx_bd_ring(struct qede_rx_queue *rxq, struct qede_dev *edev,
#define NUM_TX_BDS_MIN 128
#define NUM_TX_BDS_DEF NUM_TX_BDS_MAX
#define QEDE_MIN_PKT_LEN 64
#define QEDE_RX_HDR_SIZE 256
#define QEDE_MIN_PKT_LEN 64
#define QEDE_RX_HDR_SIZE 256
#define QEDE_MAX_JUMBO_PACKET_SIZE 9600
#define for_each_queue(i) for (i = 0; i < edev->num_queues; i++)
#endif /* _QEDE_H_ */

8
drivers/net/ethernet/qlogic/qede/qede_ethtool.c
View File

@ -723,19 +723,11 @@ static void qede_update_mtu(struct qede_dev *edev, union qede_reload_args *args)
}
/* Netdevice NDOs */
#define ETH_MAX_JUMBO_PACKET_SIZE 9600
#define ETH_MIN_PACKET_SIZE 60
int qede_change_mtu(struct net_device *ndev, int new_mtu)
{
struct qede_dev *edev = netdev_priv(ndev);
union qede_reload_args args;
if ((new_mtu > ETH_MAX_JUMBO_PACKET_SIZE) ||
((new_mtu + ETH_HLEN) < ETH_MIN_PACKET_SIZE)) {
DP_ERR(edev, "Can't support requested MTU size\n");
return -EINVAL;
}
DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN),
"Configuring MTU size of %d\n", new_mtu);

4
drivers/net/ethernet/qlogic/qede/qede_main.c
View File

@ -2391,6 +2391,10 @@ static void qede_init_ndev(struct qede_dev *edev)
ndev->hw_features = hw_features;
/* MTU range: 46 - 9600 */
ndev->min_mtu = ETH_ZLEN - ETH_HLEN;
ndev->max_mtu = QEDE_MAX_JUMBO_PACKET_SIZE;
/* Set network device HW mac */
ether_addr_copy(edev->ndev->dev_addr, edev->dev_info.common.hw_mac);
}

6
drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c
View File

@ -1024,12 +1024,6 @@ int qlcnic_change_mtu(struct net_device *netdev, int mtu)
struct qlcnic_adapter *adapter = netdev_priv(netdev);
int rc = 0;
if (mtu < P3P_MIN_MTU || mtu > P3P_MAX_MTU) {
dev_err(&adapter->netdev->dev, "%d bytes < mtu < %d bytes"
" not supported\n", P3P_MAX_MTU, P3P_MIN_MTU);
return -EINVAL;
}
rc = qlcnic_fw_cmd_set_mtu(adapter, mtu);
if (!rc)

4
drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
View File

@ -2342,6 +2342,10 @@ qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev,
netdev->priv_flags |= IFF_UNICAST_FLT;
netdev->irq = adapter->msix_entries[0].vector;
/* MTU range: 68 - 9600 */
netdev->min_mtu = P3P_MIN_MTU;
netdev->max_mtu = P3P_MAX_MTU;
err = qlcnic_set_real_num_queues(adapter, adapter->drv_tx_rings,
adapter->drv_sds_rings);
if (err)