44 				  struct mlx4_ib_ah *ah)  in create_ib_ah()  argument
48 	ah->av.ib.port_pd = cpu_to_be32(to_mpd(pd)->pdn | (ah_attr->port_num << 24));  in create_ib_ah()
49 	ah->av.ib.g_slid  = ah_attr->src_path_bits;  in create_ib_ah()
51 		ah->av.ib.g_slid   |= 0x80;  in create_ib_ah()
52 		ah->av.ib.gid_index = ah_attr->grh.sgid_index;  in create_ib_ah()
53 		ah->av.ib.hop_limit = ah_attr->grh.hop_limit;  in create_ib_ah()
54 		ah->av.ib.sl_tclass_flowlabel |=  in create_ib_ah()
57 		memcpy(ah->av.ib.dgid, ah_attr->grh.dgid.raw, 16);  in create_ib_ah()
60 	ah->av.ib.dlid    = cpu_to_be16(ah_attr->dlid);  in create_ib_ah()
62 		ah->av.ib.stat_rate = ah_attr->static_rate + MLX4_STAT_RATE_OFFSET;  in create_ib_ah()
63 		while (ah->av.ib.stat_rate > IB_RATE_2_5_GBPS + MLX4_STAT_RATE_OFFSET &&  in create_ib_ah()
64 		       !(1 << ah->av.ib.stat_rate & dev->caps.stat_rate_support))  in create_ib_ah()
65 			--ah->av.ib.stat_rate;  in create_ib_ah()
67 	ah->av.ib.sl_tclass_flowlabel = cpu_to_be32(ah_attr->sl << 28);  in create_ib_ah()
69 	return &ah->ibah;  in create_ib_ah()
73 				    struct mlx4_ib_ah *ah)  in create_iboe_ah()  argument
84 		rdma_get_mcast_mac(&in6, ah->av.eth.mac);  in create_iboe_ah()
86 		memcpy(ah->av.eth.mac, ah_attr->dmac, ETH_ALEN);  in create_iboe_ah()
91 	ah->av.eth.port_pd = cpu_to_be32(to_mpd(pd)->pdn | (ah_attr->port_num << 24));  in create_iboe_ah()
92 	ah->av.eth.gid_index = ah_attr->grh.sgid_index;  in create_iboe_ah()
93 	ah->av.eth.vlan = cpu_to_be16(vlan_tag);  in create_iboe_ah()
95 		ah->av.eth.stat_rate = ah_attr->static_rate + MLX4_STAT_RATE_OFFSET;  in create_iboe_ah()
96 		while (ah->av.eth.stat_rate > IB_RATE_2_5_GBPS + MLX4_STAT_RATE_OFFSET &&  in create_iboe_ah()
97 		       !(1 << ah->av.eth.stat_rate & dev->caps.stat_rate_support))  in create_iboe_ah()
98 			--ah->av.eth.stat_rate;  in create_iboe_ah()
105 		ah->av.ib.dlid = cpu_to_be16(0xc000);  in create_iboe_ah()
107 	memcpy(ah->av.eth.dgid, ah_attr->grh.dgid.raw, 16);  in create_iboe_ah()
108 	ah->av.eth.sl_tclass_flowlabel = cpu_to_be32(ah_attr->sl << 29);  in create_iboe_ah()
110 	return &ah->ibah;  in create_iboe_ah()
115 	struct mlx4_ib_ah *ah;  in mlx4_ib_create_ah()  local
118 	ah = kzalloc(sizeof *ah, GFP_ATOMIC);  in mlx4_ib_create_ah()
119 	if (!ah)  in mlx4_ib_create_ah()
134 			ret = create_iboe_ah(pd, ah_attr, ah);  in mlx4_ib_create_ah()
138 			kfree(ah);  in mlx4_ib_create_ah()
142 		return create_ib_ah(pd, ah_attr, ah); /* never fails */  in mlx4_ib_create_ah()
147 	struct mlx4_ib_ah *ah = to_mah(ibah);  in mlx4_ib_query_ah()  local
151 	ah_attr->port_num = be32_to_cpu(ah->av.ib.port_pd) >> 24;  in mlx4_ib_query_ah()
154 		ah_attr->sl = be32_to_cpu(ah->av.eth.sl_tclass_flowlabel) >> 29;  in mlx4_ib_query_ah()
156 		ah_attr->sl = be32_to_cpu(ah->av.ib.sl_tclass_flowlabel) >> 28;  in mlx4_ib_query_ah()
158 	ah_attr->dlid = ll == IB_LINK_LAYER_INFINIBAND ? be16_to_cpu(ah->av.ib.dlid) : 0;  in mlx4_ib_query_ah()
159 	if (ah->av.ib.stat_rate)  in mlx4_ib_query_ah()
160 		ah_attr->static_rate = ah->av.ib.stat_rate - MLX4_STAT_RATE_OFFSET;  in mlx4_ib_query_ah()
161 	ah_attr->src_path_bits = ah->av.ib.g_slid & 0x7F;  in mlx4_ib_query_ah()
163 	if (mlx4_ib_ah_grh_present(ah)) {  in mlx4_ib_query_ah()
167 			be32_to_cpu(ah->av.ib.sl_tclass_flowlabel) >> 20;  in mlx4_ib_query_ah()
169 			be32_to_cpu(ah->av.ib.sl_tclass_flowlabel) & 0xfffff;  in mlx4_ib_query_ah()
170 		ah_attr->grh.hop_limit  = ah->av.ib.hop_limit;  in mlx4_ib_query_ah()
171 		ah_attr->grh.sgid_index = ah->av.ib.gid_index;  in mlx4_ib_query_ah()
172 		memcpy(ah_attr->grh.dgid.raw, ah->av.ib.dgid, 16);  in mlx4_ib_query_ah()
178 int mlx4_ib_destroy_ah(struct ib_ah *ah)  in mlx4_ib_destroy_ah()  argument
180 	kfree(to_mah(ah));  in mlx4_ib_destroy_ah()