net/ixgbe: set min and max MTU for VF
This commit sets the min and max supported MTU values for ixgbe VF devices via the ixgbevf_dev_set_mtu() function. Min MTU supported is set to ETHER_MIN_MTU and max MTU is calculated as the max packet length supported minus the transport overhead. As transport overhead is the same for VF and PF ixgbe devices, reuse MACRO 'IXGBE_ETH_OVERHEAD' to avoid duplication. Signed-off-by: Ian Stokes <ian.stokes@intel.com> Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
This commit is contained in:
parent
11e5f7a2b5
commit
29350891c3
@ -3857,6 +3857,7 @@ ixgbevf_dev_info_get(struct rte_eth_dev *dev,
|
||||
dev_info->max_tx_queues = (uint16_t)hw->mac.max_tx_queues;
|
||||
dev_info->min_rx_bufsize = 1024; /* cf BSIZEPACKET in SRRCTL reg */
|
||||
dev_info->max_rx_pktlen = 9728; /* includes CRC, cf MAXFRS reg */
|
||||
dev_info->max_mtu = dev_info->max_rx_pktlen - IXGBE_ETH_OVERHEAD;
|
||||
dev_info->max_mac_addrs = hw->mac.num_rar_entries;
|
||||
dev_info->max_hash_mac_addrs = IXGBE_VMDQ_NUM_UC_MAC;
|
||||
dev_info->max_vfs = pci_dev->max_vfs;
|
||||
@ -6344,7 +6345,7 @@ static int
|
||||
ixgbevf_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu)
|
||||
{
|
||||
struct ixgbe_hw *hw;
|
||||
uint32_t max_frame = mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
|
||||
uint32_t max_frame = mtu + IXGBE_ETH_OVERHEAD;
|
||||
struct rte_eth_rxmode *rx_conf = &dev->data->dev_conf.rxmode;
|
||||
|
||||
hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
|
||||
|
Loading…
x
Reference in New Issue
Block a user