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authorDamjan Marion <damarion@cisco.com>2018-09-19 10:39:43 +0200
committerDamjan Marion <dmarion@me.com>2018-09-19 12:34:06 +0000
commita2e212919c9a287681182bb5171e31d94e90d02e (patch)
tree9b5836350a9b73a1baf10efa2a181d790954e587 /src/plugins/dpdk/device/common.c
parent7341b6d70f577556f703905836ef55cc3a11b520 (diff)
dpdk: mask and warn if rx/tx offload is not available
Warning messsage is displayed in system log: vpp# show log 1970/ 1/ 1 01:00:01:198 warn dpdk unsupported rx offloads requested on port 0: scatter Change-Id: I40021066daf2d37ca5233e3adce55e412f0d3932 Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/plugins/dpdk/device/common.c')
-rw-r--r--src/plugins/dpdk/device/common.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/src/plugins/dpdk/device/common.c b/src/plugins/dpdk/device/common.c
index af1108f3d1e..c64f1d0246b 100644
--- a/src/plugins/dpdk/device/common.c
+++ b/src/plugins/dpdk/device/common.c
@@ -43,6 +43,8 @@ dpdk_device_setup (dpdk_device_t * xd)
vnet_main_t *vnm = vnet_get_main ();
vnet_sw_interface_t *sw = vnet_get_sw_interface (vnm, xd->sw_if_index);
vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, xd->hw_if_index);
+ struct rte_eth_dev_info dev_info;
+ u64 bitmap;
int rv;
int j;
@@ -66,6 +68,24 @@ dpdk_device_setup (dpdk_device_t * xd)
xd->port_conf.fdir_conf.mode = RTE_FDIR_MODE_NONE;
}
+ rte_eth_dev_info_get (xd->port_id, &dev_info);
+
+ bitmap = xd->port_conf.txmode.offloads & ~dev_info.tx_offload_capa;
+ if (bitmap)
+ {
+ dpdk_log_warn ("unsupported tx offloads requested on port %u: %U",
+ xd->port_id, format_dpdk_tx_offload_caps, bitmap);
+ xd->port_conf.txmode.offloads ^= bitmap;
+ }
+
+ bitmap = xd->port_conf.rxmode.offloads & ~dev_info.rx_offload_capa;
+ if (bitmap)
+ {
+ dpdk_log_warn ("unsupported rx offloads requested on port %u: %U",
+ xd->port_id, format_dpdk_rx_offload_caps, bitmap);
+ xd->port_conf.rxmode.offloads ^= bitmap;
+ }
+
rv = rte_eth_dev_configure (xd->port_id, xd->rx_q_used,
xd->tx_q_used, &xd->port_conf);