[dpdk-dev] [PATCH 2/7] i40evf: support configuring crc stripping hw offload
Helin Zhang
helin.zhang at intel.com
Fri Jun 20 08:14:44 CEST 2014
In VF driver, crc stripping hw offload is enabled or not, according
to the configurations in config file.
Signed-off-by: Helin Zhang <helin.zhang at intel.com>
Acked-by: Cunming Liang <cunming.liang at intel.com>
Acked-by: Jing Chen <jing.d.chen at intel.com>
---
lib/librte_pmd_i40e/i40e_ethdev_vf.c | 16 +++++++++++++++-
1 file changed, 15 insertions(+), 1 deletion(-)
diff --git a/lib/librte_pmd_i40e/i40e_ethdev_vf.c b/lib/librte_pmd_i40e/i40e_ethdev_vf.c
index 4851df9..de71407 100644
--- a/lib/librte_pmd_i40e/i40e_ethdev_vf.c
+++ b/lib/librte_pmd_i40e/i40e_ethdev_vf.c
@@ -1062,8 +1062,22 @@ static struct rte_driver rte_i40evf_driver = {
PMD_REGISTER_DRIVER(rte_i40evf_driver);
static int
-i40evf_dev_configure(__rte_unused struct rte_eth_dev *dev)
+i40evf_dev_configure(struct rte_eth_dev *dev)
{
+ struct rte_eth_conf* conf = &dev->data->dev_conf;
+
+#ifdef RTE_LIBRTE_I40E_PF_DISABLE_STRIP_CRC
+ if (conf->rxmode.hw_strip_crc) {
+ conf->rxmode.hw_strip_crc = 0;
+ PMD_DRV_LOG(INFO, "VF can not enable hw CRC stripping\n");
+ }
+#else
+ if (!conf->rxmode.hw_strip_crc) {
+ conf->rxmode.hw_strip_crc = 1;
+ PMD_DRV_LOG(INFO, "VF can not disable hw CRC stripping\n");
+}
+#endif
+
return 0;
}
--
1.8.1.4
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