net/tap: return empty port offload capabilities

[dpdk.git] / drivers / net / tap / rte_eth_tap.c

diff --git a/drivers/net/tap/rte_eth_tap.c b/drivers/net/tap/rte_eth_tap.c
index 07dfacb..36dd7b7 100644 (file)
--- a/drivers/net/tap/rte_eth_tap.c
+++ b/drivers/net/tap/rte_eth_tap.c
@@ -268,14 +268,9 @@ static uint64_t
 tap_rx_offload_get_port_capa(void)
 {
        /*
-        * In order to support legacy apps,
-        * report capabilities also as port capabilities.
+        * No specific port Rx offload capabilities.
         */
-       return DEV_RX_OFFLOAD_SCATTER |
-              DEV_RX_OFFLOAD_IPV4_CKSUM |
-              DEV_RX_OFFLOAD_UDP_CKSUM |
-              DEV_RX_OFFLOAD_TCP_CKSUM |
-              DEV_RX_OFFLOAD_CRC_STRIP;
+       return 0;
 }
 
 static uint64_t
@@ -402,13 +397,9 @@ static uint64_t
 tap_tx_offload_get_port_capa(void)
 {
        /*
-        * In order to support legacy apps,
-        * report capabilities also as port capabilities.
+        * No specific port Tx offload capabilities.
         */
-       return DEV_TX_OFFLOAD_MULTI_SEGS |
-              DEV_TX_OFFLOAD_IPV4_CKSUM |
-              DEV_TX_OFFLOAD_UDP_CKSUM |
-              DEV_TX_OFFLOAD_TCP_CKSUM;
+       return 0;
 }
 
 static uint64_t
@@ -680,7 +671,8 @@ tap_dev_stop(struct rte_eth_dev *dev)
 static int
 tap_dev_configure(struct rte_eth_dev *dev)
 {
-       uint64_t supp_tx_offloads = tap_tx_offload_get_port_capa();
+       uint64_t supp_tx_offloads = tap_tx_offload_get_port_capa() |
+                               tap_tx_offload_get_queue_capa();
        uint64_t tx_offloads = dev->data->dev_conf.txmode.offloads;
 
        if ((tx_offloads & supp_tx_offloads) != tx_offloads) {
@@ -1194,7 +1186,8 @@ tap_tx_queue_setup(struct rte_eth_dev *dev,
                                " or supported offloads 0x%" PRIx64,
                                (void *)dev, tx_conf->offloads,
                                dev->data->dev_conf.txmode.offloads,
-                               tap_tx_offload_get_port_capa());
+                               (tap_tx_offload_get_port_capa() |
+                               tap_tx_offload_get_queue_capa()));
                        return -rte_errno;
                }
        }