156 		    struct mthca_ah *ah)  in mthca_create_ah()  argument
161 	ah->type = MTHCA_AH_PCI_POOL;  in mthca_create_ah()
164 		ah->av   = kmalloc(sizeof *ah->av, GFP_ATOMIC);  in mthca_create_ah()
165 		if (!ah->av)  in mthca_create_ah()
168 		ah->type = MTHCA_AH_KMALLOC;  in mthca_create_ah()
169 		av       = ah->av;  in mthca_create_ah()
182 		ah->type = MTHCA_AH_ON_HCA;  in mthca_create_ah()
183 		ah->avdma  = dev->av_table.ddr_av_base +  in mthca_create_ah()
188 	if (ah->type == MTHCA_AH_PCI_POOL) {  in mthca_create_ah()
189 		ah->av = pci_pool_alloc(dev->av_table.pool,  in mthca_create_ah()
190 					GFP_ATOMIC, &ah->avdma);  in mthca_create_ah()
191 		if (!ah->av)  in mthca_create_ah()
194 		av = ah->av;  in mthca_create_ah()
197 	ah->key = pd->ntmr.ibmr.lkey;  in mthca_create_ah()
225 			  av, (unsigned long) ah->avdma);  in mthca_create_ah()
231 	if (ah->type == MTHCA_AH_ON_HCA) {  in mthca_create_ah()
240 int mthca_destroy_ah(struct mthca_dev *dev, struct mthca_ah *ah)  in mthca_destroy_ah()  argument
242 	switch (ah->type) {  in mthca_destroy_ah()
245 			   (ah->avdma - dev->av_table.ddr_av_base) /  in mthca_destroy_ah()
250 		pci_pool_free(dev->av_table.pool, ah->av, ah->avdma);  in mthca_destroy_ah()
254 		kfree(ah->av);  in mthca_destroy_ah()
261 int mthca_ah_grh_present(struct mthca_ah *ah)  in mthca_ah_grh_present()  argument
263 	return !!(ah->av->g_slid & 0x80);  in mthca_ah_grh_present()
266 int mthca_read_ah(struct mthca_dev *dev, struct mthca_ah *ah,  in mthca_read_ah()  argument
269 	if (ah->type == MTHCA_AH_ON_HCA)  in mthca_read_ah()
272 	header->lrh.service_level   = be32_to_cpu(ah->av->sl_tclass_flowlabel) >> 28;  in mthca_read_ah()
273 	header->lrh.destination_lid = ah->av->dlid;  in mthca_read_ah()
274 	header->lrh.source_lid      = cpu_to_be16(ah->av->g_slid & 0x7f);  in mthca_read_ah()
275 	if (mthca_ah_grh_present(ah)) {  in mthca_read_ah()
277 			(be32_to_cpu(ah->av->sl_tclass_flowlabel) >> 20) & 0xff;  in mthca_read_ah()
279 			ah->av->sl_tclass_flowlabel & cpu_to_be32(0xfffff);  in mthca_read_ah()
280 		header->grh.hop_limit     = ah->av->hop_limit;  in mthca_read_ah()
282 				  be32_to_cpu(ah->av->port_pd) >> 24,  in mthca_read_ah()
283 				  ah->av->gid_index % dev->limits.gid_table_len,  in mthca_read_ah()
286 		       ah->av->dgid, 16);  in mthca_read_ah()
294 	struct mthca_ah *ah   = to_mah(ibah);  in mthca_ah_query()  local
298 	if (ah->type == MTHCA_AH_ON_HCA)  in mthca_ah_query()
302 	attr->dlid          = be16_to_cpu(ah->av->dlid);  in mthca_ah_query()
303 	attr->sl            = be32_to_cpu(ah->av->sl_tclass_flowlabel) >> 28;  in mthca_ah_query()
304 	attr->port_num      = be32_to_cpu(ah->av->port_pd) >> 24;  in mthca_ah_query()
305 	attr->static_rate   = mthca_rate_to_ib(dev, ah->av->msg_sr & 0x7,  in mthca_ah_query()
307 	attr->src_path_bits = ah->av->g_slid & 0x7F;  in mthca_ah_query()
308 	attr->ah_flags      = mthca_ah_grh_present(ah) ? IB_AH_GRH : 0;  in mthca_ah_query()
312 			be32_to_cpu(ah->av->sl_tclass_flowlabel) >> 20;  in mthca_ah_query()
314 			be32_to_cpu(ah->av->sl_tclass_flowlabel) & 0xfffff;  in mthca_ah_query()
315 		attr->grh.hop_limit  = ah->av->hop_limit;  in mthca_ah_query()
316 		attr->grh.sgid_index = ah->av->gid_index &  in mthca_ah_query()
318 		memcpy(attr->grh.dgid.raw, ah->av->dgid, 16);  in mthca_ah_query()