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head/sys/dev/ena/ena_datapath.c
| Show All 24 Lines | |||||
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | ||||
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||||
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | ||||
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||||
| */ | */ | ||||
| #include <sys/cdefs.h> | #include <sys/cdefs.h> | ||||
| __FBSDID("$FreeBSD$"); | __FBSDID("$FreeBSD$"); | ||||
| #include "opt_rss.h" | |||||
| #include "ena.h" | #include "ena.h" | ||||
| #include "ena_datapath.h" | #include "ena_datapath.h" | ||||
| #ifdef DEV_NETMAP | #ifdef DEV_NETMAP | ||||
| #include "ena_netmap.h" | #include "ena_netmap.h" | ||||
| #endif /* DEV_NETMAP */ | #endif /* DEV_NETMAP */ | ||||
| /********************************************************************* | /********************************************************************* | ||||
| * Static functions prototypes | * Static functions prototypes | ||||
| ▲ Show 20 Lines • Show All 289 Lines • ▼ Show 20 Lines | |||||
| static void | static void | ||||
| ena_rx_hash_mbuf(struct ena_ring *rx_ring, struct ena_com_rx_ctx *ena_rx_ctx, | ena_rx_hash_mbuf(struct ena_ring *rx_ring, struct ena_com_rx_ctx *ena_rx_ctx, | ||||
| struct mbuf *mbuf) | struct mbuf *mbuf) | ||||
| { | { | ||||
| struct ena_adapter *adapter = rx_ring->adapter; | struct ena_adapter *adapter = rx_ring->adapter; | ||||
| if (likely(ENA_FLAG_ISSET(ENA_FLAG_RSS_ACTIVE, adapter))) { | if (likely(ENA_FLAG_ISSET(ENA_FLAG_RSS_ACTIVE, adapter))) { | ||||
| mbuf->m_pkthdr.flowid = ena_rx_ctx->hash; | mbuf->m_pkthdr.flowid = ena_rx_ctx->hash; | ||||
| #ifdef RSS | |||||
| /* | |||||
| * Hardware and software RSS are in agreement only when both are | |||||
| * configured to Toeplitz algorithm. This driver configures | |||||
| * that algorithm only when software RSS is enabled and uses it. | |||||
| */ | |||||
| if (adapter->ena_dev->rss.hash_func != ENA_ADMIN_TOEPLITZ && | |||||
| ena_rx_ctx->l3_proto != ENA_ETH_IO_L3_PROTO_UNKNOWN) { | |||||
| M_HASHTYPE_SET(mbuf, M_HASHTYPE_OPAQUE_HASH); | |||||
| return; | |||||
| } | |||||
| #endif | |||||
| if (ena_rx_ctx->frag && | if (ena_rx_ctx->frag && | ||||
| (ena_rx_ctx->l3_proto != ENA_ETH_IO_L3_PROTO_UNKNOWN)) { | (ena_rx_ctx->l3_proto != ENA_ETH_IO_L3_PROTO_UNKNOWN)) { | ||||
| M_HASHTYPE_SET(mbuf, M_HASHTYPE_OPAQUE_HASH); | M_HASHTYPE_SET(mbuf, M_HASHTYPE_OPAQUE_HASH); | ||||
| return; | return; | ||||
| } | } | ||||
| switch (ena_rx_ctx->l3_proto) { | switch (ena_rx_ctx->l3_proto) { | ||||
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