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Commit 2224c47a authored by Dasaratharaman Chandramouli's avatar Dasaratharaman Chandramouli Committed by Doug Ledford
Browse files

IB/core: Add accessor functions for rdma_ah_attr fields 



These accessor functions are supposed to be used to get
and set individual fields of struct rdma_ah_attr

Reviewed-by: default avatarIra Weiny <ira.weiny@intel.com>
Reviewed-by: default avatarDon Hiatt <don.hiatt@intel.com>
Reviewed-by: default avatarSean Hefty <sean.hefty@intel.com>
Signed-off-by: default avatarDasaratharaman Chandramouli <dasaratharaman.chandramouli@intel.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent f988653a

include/rdma/ib_verbs.h

+121 −0
Original line number Original line Diff line number Diff line
@@ -3465,4 +3465,125 @@ void ib_drain_qp(struct ib_qp *qp); 




int ib_resolve_eth_dmac(struct ib_device *device,

int ib_resolve_eth_dmac(struct ib_device *device,

			struct rdma_ah_attr *ah_attr);

			struct rdma_ah_attr *ah_attr);



static inline u8 *rdma_ah_retrieve_dmac(struct rdma_ah_attr *attr)

{

	return attr->dmac;

}



static inline void rdma_ah_set_dlid(struct rdma_ah_attr *attr, u32 dlid)

{

	attr->dlid = (u16)dlid;

}



static inline u32 rdma_ah_get_dlid(const struct rdma_ah_attr *attr)

{

	return attr->dlid;

}



static inline void rdma_ah_set_sl(struct rdma_ah_attr *attr, u8 sl)

{

	attr->sl = sl;

}



static inline u8 rdma_ah_get_sl(const struct rdma_ah_attr *attr)

{

	return attr->sl;

}



static inline void rdma_ah_set_path_bits(struct rdma_ah_attr *attr,

					 u8 src_path_bits)

{

	attr->src_path_bits = src_path_bits;

}



static inline u8 rdma_ah_get_path_bits(const struct rdma_ah_attr *attr)

{

	return attr->src_path_bits;

}



static inline void rdma_ah_set_port_num(struct rdma_ah_attr *attr, u8 port_num)

{

	attr->port_num = port_num;

}



static inline u8 rdma_ah_get_port_num(const struct rdma_ah_attr *attr)

{

	return attr->port_num;

}



static inline void rdma_ah_set_static_rate(struct rdma_ah_attr *attr,

					   u8 static_rate)

{

	attr->static_rate = static_rate;

}



static inline u8 rdma_ah_get_static_rate(const struct rdma_ah_attr *attr)

{

	return attr->static_rate;

}



static inline void rdma_ah_set_ah_flags(struct rdma_ah_attr *attr,

					enum ib_ah_flags flag)

{

	attr->ah_flags = flag;

}



static inline enum ib_ah_flags

		rdma_ah_get_ah_flags(const struct rdma_ah_attr *attr)

{

	return attr->ah_flags;

}



static inline const struct ib_global_route

		*rdma_ah_read_grh(const struct rdma_ah_attr *attr)

{

	return &attr->grh;

}



/*To retrieve and modify the grh */

static inline struct ib_global_route

		*rdma_ah_retrieve_grh(struct rdma_ah_attr *attr)

{

	return &attr->grh;

}



static inline void rdma_ah_set_dgid_raw(struct rdma_ah_attr *attr, void *dgid)

{

	struct ib_global_route *grh = rdma_ah_retrieve_grh(attr);



	memcpy(grh->dgid.raw, dgid, sizeof(grh->dgid));

}



static inline void rdma_ah_set_subnet_prefix(struct rdma_ah_attr *attr,

					     __be64 prefix)

{

	struct ib_global_route *grh = rdma_ah_retrieve_grh(attr);



	grh->dgid.global.subnet_prefix = prefix;

}



static inline void rdma_ah_set_interface_id(struct rdma_ah_attr *attr,

					    __be64 if_id)

{

	struct ib_global_route *grh = rdma_ah_retrieve_grh(attr);



	grh->dgid.global.interface_id = if_id;

}



static inline void rdma_ah_set_grh(struct rdma_ah_attr *attr,

				   union ib_gid *dgid, u32 flow_label,

				   u8 sgid_index, u8 hop_limit,

				   u8 traffic_class)

{

	struct ib_global_route *grh = rdma_ah_retrieve_grh(attr);



	attr->ah_flags = IB_AH_GRH;

	if (dgid)

		grh->dgid = *dgid;

	grh->flow_label = flow_label;

	grh->sgid_index = sgid_index;

	grh->hop_limit = hop_limit;

	grh->traffic_class = traffic_class;

}

#endif /* IB_VERBS_H */
 
#endif /* IB_VERBS_H */