[dpdk-dev] [RFC 2/3] ethdev: support SFT APIs
Andrey Vesnovaty
andreyv at nvidia.com
Wed Sep 9 22:30:09 CEST 2020
ethdev updated to support SFT lookup offload
to ethernet device.
Signed-off-by: Andrey Vesnovaty <andreyv at nvidia.com>
---
lib/librte_ethdev/rte_ethdev.c | 7 +++++++
lib/librte_ethdev/rte_ethdev.h | 16 ++++++++++++++++
lib/librte_ethdev/rte_ethdev_core.h | 1 +
3 files changed, 24 insertions(+)
diff --git a/lib/librte_ethdev/rte_ethdev.c b/lib/librte_ethdev/rte_ethdev.c
index 7858ad5f11..fcdcfcce6d 100644
--- a/lib/librte_ethdev/rte_ethdev.c
+++ b/lib/librte_ethdev/rte_ethdev.c
@@ -752,6 +752,13 @@ rte_eth_dev_get_sec_ctx(uint16_t port_id)
return rte_eth_devices[port_id].security_ctx;
}
+void *
+rte_eth_dev_get_sft_ctx(uint16_t port_id)
+{
+ RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, NULL);
+ return rte_eth_devices[port_id].sft_ctx;
+}
+
uint16_t
rte_eth_dev_count_avail(void)
{
diff --git a/lib/librte_ethdev/rte_ethdev.h b/lib/librte_ethdev/rte_ethdev.h
index 70295d7ab7..83a71a8532 100644
--- a/lib/librte_ethdev/rte_ethdev.h
+++ b/lib/librte_ethdev/rte_ethdev.h
@@ -1228,6 +1228,7 @@ struct rte_eth_conf {
#define DEV_RX_OFFLOAD_SCTP_CKSUM 0x00020000
#define DEV_RX_OFFLOAD_OUTER_UDP_CKSUM 0x00040000
#define DEV_RX_OFFLOAD_RSS_HASH 0x00080000
+#define DEV_RX_OFFLOAD_SFT 0x00100000
#define DEV_RX_OFFLOAD_CHECKSUM (DEV_RX_OFFLOAD_IPV4_CKSUM | \
DEV_RX_OFFLOAD_UDP_CKSUM | \
@@ -4388,6 +4389,21 @@ rte_eth_dev_pool_ops_supported(uint16_t port_id, const char *pool);
void *
rte_eth_dev_get_sec_ctx(uint16_t port_id);
+/**
+ * @warning
+ * @b EXPERIMENTAL: this API may change, or be removed, without prior notice
+ *
+ * Get the SFT context for the Ethernet device.
+ *
+ * @param port_id
+ * Port identifier of the Ethernet device
+ * @return
+ * - NULL on error.
+ * - pointer to SFT context on success.
+ */
+void *
+rte_eth_dev_get_sft_ctx(uint16_t port_id);
+
/**
* @warning
* @b EXPERIMENTAL: this API may change, or be removed, without prior notice
diff --git a/lib/librte_ethdev/rte_ethdev_core.h b/lib/librte_ethdev/rte_ethdev_core.h
index 32407dd418..4ff458bfe0 100644
--- a/lib/librte_ethdev/rte_ethdev_core.h
+++ b/lib/librte_ethdev/rte_ethdev_core.h
@@ -806,6 +806,7 @@ struct rte_eth_dev {
struct rte_eth_rxtx_callback *pre_tx_burst_cbs[RTE_MAX_QUEUES_PER_PORT];
enum rte_eth_dev_state state; /**< Flag indicating the port state */
void *security_ctx; /**< Context for security ops */
+ void *sft_ctx; /**< Context for SFT ops */
uint64_t reserved_64s[4]; /**< Reserved for future fields */
void *reserved_ptrs[4]; /**< Reserved for future fields */
--
2.26.2
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