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Commit 72f9b089 authored by Aditya Sarwade's avatar Aditya Sarwade Committed by Doug Ledford
Browse files

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: default avatarBryan Tan <bryantan@vmware.com>
Signed-off-by: default avatarAditya Sarwade <asarwade@vmware.com>
Signed-off-by: default avatarAdit Ranadive <aditr@vmware.com>
Reviewed-by: default avatarYuval Shaia <yuval.shaia@oracle.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 79364227

drivers/infiniband/hw/vmw_pvrdma/pvrdma_cq.c

+1 −0
Original line number Diff line number Diff line
@@ -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);

include/uapi/rdma/vmw_pvrdma-abi.h

+4 −2
Original line number Diff line number Diff line
@@ -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__ */