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authorAditya Sarwade <asarwade@vmware.com>2017-08-29 15:51:29 -0700
committerDoug Ledford <dledford@redhat.com>2017-08-31 08:35:08 -0400
commit72f9b089ecd2cc2194d27cbb14fd80a0b1472e89 (patch)
treefaf4dcc21a971f63acf130cc57c2e230dfcb54b3
parent79364227e6b4923478e99d8480d62482b588ef84 (diff)
RDMA/vmw_pvrdma: Report network header type in WC
We should report the network header type in the work completion so that the kernel can infer the right RoCE type headers. Reviewed-by: Bryan Tan <bryantan@vmware.com> Signed-off-by: Aditya Sarwade <asarwade@vmware.com> Signed-off-by: Adit Ranadive <aditr@vmware.com> Reviewed-by: Yuval Shaia <yuval.shaia@oracle.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
-rw-r--r--drivers/infiniband/hw/vmw_pvrdma/pvrdma_cq.c1
-rw-r--r--include/uapi/rdma/vmw_pvrdma-abi.h6
2 files changed, 5 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_cq.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_cq.c
index 90aa326fd7c0..8a12dc73b68e 100644
--- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_cq.c
+++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_cq.c
@@ -389,6 +389,7 @@ retry:
wc->dlid_path_bits = cqe->dlid_path_bits;
wc->port_num = cqe->port_num;
wc->vendor_err = cqe->vendor_err;
+ wc->network_hdr_type = cqe->network_hdr_type;
/* Update shared ring state */
pvrdma_idx_ring_inc(&cq->ring_state->rx.cons_head, cq->ibcq.cqe);
diff --git a/include/uapi/rdma/vmw_pvrdma-abi.h b/include/uapi/rdma/vmw_pvrdma-abi.h
index c8c1d2d6df4d..c6569b0032ec 100644
--- a/include/uapi/rdma/vmw_pvrdma-abi.h
+++ b/include/uapi/rdma/vmw_pvrdma-abi.h
@@ -125,7 +125,8 @@ enum pvrdma_wc_flags {
PVRDMA_WC_IP_CSUM_OK = 1 << 3,
PVRDMA_WC_WITH_SMAC = 1 << 4,
PVRDMA_WC_WITH_VLAN = 1 << 5,
- PVRDMA_WC_FLAGS_MAX = PVRDMA_WC_WITH_VLAN,
+ PVRDMA_WC_WITH_NETWORK_HDR_TYPE = 1 << 6,
+ PVRDMA_WC_FLAGS_MAX = PVRDMA_WC_WITH_NETWORK_HDR_TYPE,
};
struct pvrdma_alloc_ucontext_resp {
@@ -283,7 +284,8 @@ struct pvrdma_cqe {
__u8 dlid_path_bits;
__u8 port_num;
__u8 smac[6];
- __u8 reserved2[7]; /* Pad to next power of 2 (64). */
+ __u8 network_hdr_type;
+ __u8 reserved2[6]; /* Pad to next power of 2 (64). */
};
#endif /* __VMW_PVRDMA_ABI_H__ */