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-rwxr-xr-xsrc/plugins/dpdk/device/init.c76
1 files changed, 27 insertions, 49 deletions
diff --git a/src/plugins/dpdk/device/init.c b/src/plugins/dpdk/device/init.c
index 9dc3fcce900..139332fa038 100755
--- a/src/plugins/dpdk/device/init.c
+++ b/src/plugins/dpdk/device/init.c
@@ -419,56 +419,35 @@ dpdk_flag_change (vnet_main_t * vnm, vnet_hw_interface_t * hi, u32 flags)
}
else if (ETHERNET_INTERFACE_FLAG_CONFIG_MTU (flags))
{
- /*
- * DAW-FIXME: The Cisco VIC firmware does not provide an api for a
- * driver to dynamically change the mtu. If/when the
- * VIC firmware gets fixed, then this should be removed.
- */
- if (xd->pmd == VNET_DPDK_PMD_ENIC)
- {
- struct rte_eth_dev_info dev_info;
+ int rv;
- /*
- * Restore mtu to what has been set by CIMC in the firmware cfg.
- */
- rte_eth_dev_info_get (xd->device_index, &dev_info);
- hi->max_packet_bytes = dev_info.max_rx_pktlen;
+ xd->port_conf.rxmode.max_rx_pkt_len = hi->max_packet_bytes;
- vlib_cli_output (vlib_get_main (),
- "Cisco VIC mtu can only be changed "
- "using CIMC then rebooting the server!");
- }
- else
- {
- int rv;
+ if (xd->flags & DPDK_DEVICE_FLAG_ADMIN_UP)
+ rte_eth_dev_stop (xd->device_index);
- xd->port_conf.rxmode.max_rx_pkt_len = hi->max_packet_bytes;
+ rv = rte_eth_dev_configure
+ (xd->device_index, xd->rx_q_used, xd->tx_q_used, &xd->port_conf);
- if (xd->flags & DPDK_DEVICE_FLAG_ADMIN_UP)
- rte_eth_dev_stop (xd->device_index);
+ if (rv < 0)
+ vlib_cli_output (vlib_get_main (),
+ "rte_eth_dev_configure[%d]: err %d",
+ xd->device_index, rv);
- rv = rte_eth_dev_configure
- (xd->device_index, xd->rx_q_used, xd->tx_q_used, &xd->port_conf);
+ rte_eth_dev_set_mtu (xd->device_index, hi->max_packet_bytes);
+ if (xd->flags & DPDK_DEVICE_FLAG_ADMIN_UP)
+ {
+ int rv = rte_eth_dev_start (xd->device_index);
+ if (!rv && xd->default_mac_address)
+ rv = rte_eth_dev_default_mac_addr_set (xd->device_index,
+ (struct ether_addr *)
+ xd->default_mac_address);
if (rv < 0)
- vlib_cli_output (vlib_get_main (),
- "rte_eth_dev_configure[%d]: err %d",
- xd->device_index, rv);
-
- rte_eth_dev_set_mtu (xd->device_index, hi->max_packet_bytes);
-
- if (xd->flags & DPDK_DEVICE_FLAG_ADMIN_UP)
- {
- int rv = rte_eth_dev_start (xd->device_index);
- if (!rv && xd->default_mac_address)
- rv = rte_eth_dev_default_mac_addr_set (xd->device_index,
- (struct ether_addr *)
- xd->default_mac_address);
- if (rv < 0)
- clib_warning ("rte_eth_dev_start %d returned %d",
- xd->device_index, rv);
- }
+ clib_warning ("rte_eth_dev_start %d returned %d",
+ xd->device_index, rv);
}
+
}
return old;
}
@@ -655,11 +634,13 @@ dpdk_lib_init (dpdk_main_t * dm)
{
xd->tx_conf.txq_flags |= ETH_TXQ_FLAGS_NOMULTSEGS;
port_conf_template.rxmode.jumbo_frame = 0;
+ port_conf_template.rxmode.enable_scatter = 0;
}
else
{
xd->tx_conf.txq_flags &= ~ETH_TXQ_FLAGS_NOMULTSEGS;
port_conf_template.rxmode.jumbo_frame = 1;
+ port_conf_template.rxmode.enable_scatter = 1;
xd->flags |= DPDK_DEVICE_FLAG_MAYBE_MULTISEG;
}
@@ -1065,16 +1046,13 @@ dpdk_lib_init (dpdk_main_t * dm)
hi = vnet_get_hw_interface (dm->vnet_main, xd->vlib_hw_if_index);
/*
- * DAW-FIXME: The Cisco VIC firmware does not provide an api for a
- * driver to dynamically change the mtu. If/when the
- * VIC firmware gets fixed, then this should be removed.
+ * For cisco VIC vNIC, set default to VLAN strip enabled, unless
+ * specified otherwise in the startup config.
+ * For other NICs default to VLAN strip disabled, unless specified
+ * otherwis in the startup config.
*/
if (xd->pmd == VNET_DPDK_PMD_ENIC)
{
- /*
- * Initialize mtu to what has been set by CIMC in the firmware cfg.
- */
- hi->max_packet_bytes = dev_info.max_rx_pktlen;
if (devconf->vlan_strip_offload != DPDK_DEVICE_VLAN_STRIP_OFF)
vlan_strip = 1; /* remove vlan tag from VIC port by default */
else