On Tue, Aug 29, 2017 at 03:51:29PM -0700, Adit Ranadive wrote:
> From: Aditya Sarwade <asarwade@xxxxxxxxxx>
>
> 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@xxxxxxxxxx>
> Signed-off-by: Aditya Sarwade <asarwade@xxxxxxxxxx>
> Signed-off-by: Adit Ranadive <aditr@xxxxxxxxxx>
> ---
> drivers/infiniband/hw/vmw_pvrdma/pvrdma_cq.c | 1 +
> include/uapi/rdma/vmw_pvrdma-abi.h | 6 ++++--
> 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 90aa326..8a12dc7 100644
> --- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_cq.c
> +++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_cq.c
> @@ -389,6 +389,7 @@ static int pvrdma_poll_one(struct pvrdma_cq *cq, struct pvrdma_qp **cur_qp,
> 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 c8c1d2d..c6569b0 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). */
> };
Reviewed-by: Yuval Shaia <yuval.shaia@xxxxxxxxxx>
>
> #endif /* __VMW_PVRDMA_ABI_H__ */
> --
> 2.7.4
>
> --
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