From 6b0626679d81626eac47cba7940f1435ec480b2e Mon Sep 17 00:00:00 2001 From: Devesh Sharma Date: Thu, 28 Jan 2016 08:59:57 -0500 Subject: RDMA/ocrdma: Support RoCE-v2 in the UD path This patch adds following changes to support RoCE-v2 in the UD path. * During AH creation GID-type is resolved for a given gid-index. * Based on GID-type protocol header is built. * Work completion reports network header type and set IB_WC_WITH_NETWORK_HDR_TYPE flag in wc->wc_flags to indicate that the network header type is valid. Signed-off-by: Somnath Kotur Signed-off-by: Devesh Sharma Signed-off-by: Doug Ledford --- drivers/infiniband/hw/ocrdma/ocrdma_sli.h | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers/infiniband/hw/ocrdma/ocrdma_sli.h') diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_sli.h b/drivers/infiniband/hw/ocrdma/ocrdma_sli.h index 8d75bd4a46ff..3d15948cbf7c 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_sli.h +++ b/drivers/infiniband/hw/ocrdma/ocrdma_sli.h @@ -1740,8 +1740,11 @@ enum { /* w1 */ OCRDMA_CQE_UD_XFER_LEN_SHIFT = 16, + OCRDMA_CQE_UD_XFER_LEN_MASK = 0x1FFF, OCRDMA_CQE_PKEY_SHIFT = 0, OCRDMA_CQE_PKEY_MASK = 0xFFFF, + OCRDMA_CQE_UD_L3TYPE_SHIFT = 29, + OCRDMA_CQE_UD_L3TYPE_MASK = 0x07, /* w2 */ OCRDMA_CQE_QPN_SHIFT = 0, @@ -1866,7 +1869,7 @@ struct ocrdma_ewqe_ud_hdr { u32 rsvd_dest_qpn; u32 qkey; u32 rsvd_ahid; - u32 rsvd; + u32 hdr_type; }; /* extended wqe followed by hdr_wqe for Fast Memory register */ -- cgit v1.2.3