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Before this commit port capabilities were a clone of queue capabilities, however the current TAP offload capabilities (e.g. checksum calculation) are per queue and are not specific per port. Fixes: 95ae196ae10b ("net/tap: use new Rx offloads API") Fixes: 818fe14a9891 ("net/tap: use new Tx offloads API") Cc: stable@dpdk.org Signed-off-by: Ophir Munk --- drivers/net/tap/rte_eth_tap.c | 21 ++++++--------------- 1 file changed, 6 insertions(+), 15 deletions(-) diff --git a/drivers/net/tap/rte_eth_tap.c b/drivers/net/tap/rte_eth_tap.c index fe62ab3..aea73b1 100644 --- a/drivers/net/tap/rte_eth_tap.c +++ b/drivers/net/tap/rte_eth_tap.c @@ -269,14 +269,9 @@ 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 @@ -403,14 +398,9 @@ 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 | - DEV_TX_OFFLOAD_TCP_TSO; + return 0; } static uint64_t @@ -787,7 +777,8 @@ 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) { -- 2.7.4