[dpdk-dev] [PATCH 1/4] ethdev: add SCTP Rx checksum offload support
Jerin Jacob
jerin.jacob at caviumnetworks.com
Thu Sep 13 15:47:04 CEST 2018
Signed-off-by: Jerin Jacob <jerin.jacob at caviumnetworks.com>
---
app/test-pmd/config.c | 9 +++++++++
doc/guides/nics/features.rst | 4 ++--
lib/librte_ethdev/rte_ethdev.c | 1 +
lib/librte_ethdev/rte_ethdev.h | 1 +
4 files changed, 13 insertions(+), 2 deletions(-)
diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c
index 14ccd6864..c4ed8d474 100644
--- a/app/test-pmd/config.c
+++ b/app/test-pmd/config.c
@@ -576,6 +576,15 @@ port_offload_cap_display(portid_t port_id)
printf("off\n");
}
+ if (dev_info.rx_offload_capa & DEV_RX_OFFLOAD_SCTP_CKSUM) {
+ printf("RX SCTP checksum: ");
+ if (ports[port_id].dev_conf.rxmode.offloads &
+ DEV_RX_OFFLOAD_SCTP_CKSUM)
+ printf("on\n");
+ else
+ printf("off\n");
+ }
+
if (dev_info.rx_offload_capa & DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM) {
printf("RX Outer IPv4 checksum: ");
if (ports[port_id].dev_conf.rxmode.offloads &
diff --git a/doc/guides/nics/features.rst b/doc/guides/nics/features.rst
index cddc877d4..a98356a16 100644
--- a/doc/guides/nics/features.rst
+++ b/doc/guides/nics/features.rst
@@ -575,7 +575,7 @@ L4 checksum offload
Supports L4 checksum offload.
-* **[uses] rte_eth_rxconf,rte_eth_rxmode**: ``offloads:DEV_RX_OFFLOAD_UDP_CKSUM,DEV_RX_OFFLOAD_TCP_CKSUM``.
+* **[uses] rte_eth_rxconf,rte_eth_rxmode**: ``offloads:DEV_RX_OFFLOAD_UDP_CKSUM,DEV_RX_OFFLOAD_TCP_CKSUM,DEV_RX_OFFLOAD_SCTP_CKSUM``.
* **[uses] rte_eth_txconf,rte_eth_txmode**: ``offloads:DEV_TX_OFFLOAD_UDP_CKSUM,DEV_TX_OFFLOAD_TCP_CKSUM,DEV_TX_OFFLOAD_SCTP_CKSUM``.
* **[uses] mbuf**: ``mbuf.ol_flags:PKT_TX_IPV4`` | ``PKT_TX_IPV6``,
``mbuf.ol_flags:PKT_TX_L4_NO_CKSUM`` | ``PKT_TX_TCP_CKSUM`` |
@@ -583,7 +583,7 @@ Supports L4 checksum offload.
* **[provides] mbuf**: ``mbuf.ol_flags:PKT_RX_L4_CKSUM_UNKNOWN`` |
``PKT_RX_L4_CKSUM_BAD`` | ``PKT_RX_L4_CKSUM_GOOD`` |
``PKT_RX_L4_CKSUM_NONE``.
-* **[provides] rte_eth_dev_info**: ``rx_offload_capa,rx_queue_offload_capa:DEV_RX_OFFLOAD_UDP_CKSUM,DEV_RX_OFFLOAD_TCP_CKSUM``,
+* **[provides] rte_eth_dev_info**: ``rx_offload_capa,rx_queue_offload_capa:DEV_RX_OFFLOAD_UDP_CKSUM,DEV_RX_OFFLOAD_TCP_CKSUM,DEV_RX_OFFLOAD_SCTP_CKSUM``,
``tx_offload_capa,tx_queue_offload_capa:DEV_TX_OFFLOAD_UDP_CKSUM,DEV_TX_OFFLOAD_TCP_CKSUM,DEV_TX_OFFLOAD_SCTP_CKSUM``.
.. _nic_features_hw_timestamp:
diff --git a/lib/librte_ethdev/rte_ethdev.c b/lib/librte_ethdev/rte_ethdev.c
index 4c3202505..d91870e90 100644
--- a/lib/librte_ethdev/rte_ethdev.c
+++ b/lib/librte_ethdev/rte_ethdev.c
@@ -127,6 +127,7 @@ static const struct {
RTE_RX_OFFLOAD_BIT2STR(TIMESTAMP),
RTE_RX_OFFLOAD_BIT2STR(SECURITY),
RTE_RX_OFFLOAD_BIT2STR(KEEP_CRC),
+ RTE_RX_OFFLOAD_BIT2STR(SCTP_CKSUM),
};
#undef RTE_RX_OFFLOAD_BIT2STR
diff --git a/lib/librte_ethdev/rte_ethdev.h b/lib/librte_ethdev/rte_ethdev.h
index 7070e9ab4..adbe936a4 100644
--- a/lib/librte_ethdev/rte_ethdev.h
+++ b/lib/librte_ethdev/rte_ethdev.h
@@ -900,6 +900,7 @@ struct rte_eth_conf {
* No DEV_RX_OFFLOAD_CRC_STRIP flag means keep CRC
*/
#define DEV_RX_OFFLOAD_KEEP_CRC 0x00010000
+#define DEV_RX_OFFLOAD_SCTP_CKSUM 0x00020000
#define DEV_RX_OFFLOAD_CHECKSUM (DEV_RX_OFFLOAD_IPV4_CKSUM | \
DEV_RX_OFFLOAD_UDP_CKSUM | \
DEV_RX_OFFLOAD_TCP_CKSUM)
--
2.19.0
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