diff options
Diffstat (limited to 'vnet')
| -rw-r--r-- | vnet/vnet/devices/dpdk/dpdk.h | 5 | ||||
| -rw-r--r-- | vnet/vnet/devices/dpdk/init.c | 30 |
2 files changed, 27 insertions, 8 deletions
diff --git a/vnet/vnet/devices/dpdk/dpdk.h b/vnet/vnet/devices/dpdk/dpdk.h index dee4625b82f..05f74b849f5 100644 --- a/vnet/vnet/devices/dpdk/dpdk.h +++ b/vnet/vnet/devices/dpdk/dpdk.h @@ -294,6 +294,11 @@ typedef struct dpdk_efd_t { typedef struct { vlib_pci_addr_t pci_addr; u8 is_blacklisted; + u8 vlan_strip_offload; +#define DPDK_DEVICE_VLAN_STRIP_DEFAULT 0 +#define DPDK_DEVICE_VLAN_STRIP_OFF 1 +#define DPDK_DEVICE_VLAN_STRIP_ON 2 + #define _(x) uword x; foreach_dpdk_device_config_item #undef _ diff --git a/vnet/vnet/devices/dpdk/init.c b/vnet/vnet/devices/dpdk/init.c index 471d9015342..7514ff86ac6 100644 --- a/vnet/vnet/devices/dpdk/init.c +++ b/vnet/vnet/devices/dpdk/init.c @@ -286,6 +286,7 @@ dpdk_lib_init (dpdk_main_t * dm) for (i = 0; i < nports; i++) { u8 addr[6]; + u8 vlan_strip = 0; int j; struct rte_eth_dev_info dev_info; clib_error_t * rv; @@ -651,15 +652,24 @@ dpdk_lib_init (dpdk_main_t * dm) * Initialize mtu to what has been set by CIMC in the firmware cfg. */ hi->max_packet_bytes = dev_info.max_rx_pktlen; - /* - * remove vlan tag from VIC port to fix VLAN0 issue. - * TODO Handle VLAN tagged traffic - */ - int vlan_off; - vlan_off = rte_eth_dev_get_vlan_offload(xd->device_index); - vlan_off |= ETH_VLAN_STRIP_OFFLOAD; - rte_eth_dev_set_vlan_offload(xd->device_index, vlan_off); + if (devconf->vlan_strip_offload != DPDK_DEVICE_VLAN_STRIP_OFF) + vlan_strip = 1; /* remove vlan tag from VIC port by default */ + else + clib_warning("VLAN strip disabled for interface\n"); } + else if (devconf->vlan_strip_offload == DPDK_DEVICE_VLAN_STRIP_ON) + vlan_strip = 1; + + if (vlan_strip) + { + int vlan_off; + vlan_off = rte_eth_dev_get_vlan_offload(xd->device_index); + vlan_off |= ETH_VLAN_STRIP_OFFLOAD; + if (rte_eth_dev_set_vlan_offload(xd->device_index, vlan_off) == 0) + clib_warning("VLAN strip enabled for interface\n"); + else + clib_warning("VLAN strip cannot be supported by interface\n"); + } #if RTE_VERSION < RTE_VERSION_NUM(16, 4, 0, 0) /* @@ -884,6 +894,10 @@ dpdk_device_config (dpdk_config_main_t * conf, vlib_pci_addr_t pci_addr, unforma if (error) break; } + else if (unformat (input, "vlan-strip-offload off")) + devconf->vlan_strip_offload = DPDK_DEVICE_VLAN_STRIP_OFF; + else if (unformat (input, "vlan-strip-offload on")) + devconf->vlan_strip_offload = DPDK_DEVICE_VLAN_STRIP_ON; else { error = clib_error_return (0, "unknown input `%U'", |