2  * Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved.
14  *      - Redistributions of source code must retain the above
18  *      - Redistributions in binary form must reproduce the above
28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
48 	if (in_mad->mad_hdr.mgmt_class != IB_MGMT_CLASS_SUBN_LID_ROUTED &&  in can_do_mad_ifc()
49 	    in_mad->mad_hdr.mgmt_class != IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)  in can_do_mad_ifc()
51 	return dev->port_caps[port_num - 1].has_smi;  in can_do_mad_ifc()
62 		return -EPERM;  in mlx5_MAD_IFC()
77 			       void *out)  in pma_cnt_ext_assign()  argument
83 	pma_cnt_ext->port_xmit_data =  in pma_cnt_ext_assign()
84 		cpu_to_be64(MLX5_SUM_CNT(out, transmitted_ib_unicast.octets,  in pma_cnt_ext_assign()
86 	pma_cnt_ext->port_rcv_data =  in pma_cnt_ext_assign()
87 		cpu_to_be64(MLX5_SUM_CNT(out, received_ib_unicast.octets,  in pma_cnt_ext_assign()
89 	pma_cnt_ext->port_xmit_packets =  in pma_cnt_ext_assign()
90 		cpu_to_be64(MLX5_SUM_CNT(out, transmitted_ib_unicast.packets,  in pma_cnt_ext_assign()
92 	pma_cnt_ext->port_rcv_packets =  in pma_cnt_ext_assign()
93 		cpu_to_be64(MLX5_SUM_CNT(out, received_ib_unicast.packets,  in pma_cnt_ext_assign()
95 	pma_cnt_ext->port_unicast_xmit_packets =  in pma_cnt_ext_assign()
97 			      out, transmitted_ib_unicast.packets);  in pma_cnt_ext_assign()
98 	pma_cnt_ext->port_unicast_rcv_packets =  in pma_cnt_ext_assign()
100 			      out, received_ib_unicast.packets);  in pma_cnt_ext_assign()
101 	pma_cnt_ext->port_multicast_xmit_packets =  in pma_cnt_ext_assign()
103 			      out, transmitted_ib_multicast.packets);  in pma_cnt_ext_assign()
104 	pma_cnt_ext->port_multicast_rcv_packets =  in pma_cnt_ext_assign()
106 			      out, received_ib_multicast.packets);  in pma_cnt_ext_assign()
110 			   void *out)  in pma_cnt_assign()  argument
115 	void *out_pma = MLX5_ADDR_OF(ppcnt_reg, out,  in pma_cnt_assign()
124 	MLX5_ASSIGN_PMA_CNTR(pma_cnt->symbol_error_counter,  in pma_cnt_assign()
126 	MLX5_ASSIGN_PMA_CNTR(pma_cnt->link_error_recovery_counter,  in pma_cnt_assign()
128 	MLX5_ASSIGN_PMA_CNTR(pma_cnt->link_downed_counter,  in pma_cnt_assign()
130 	MLX5_ASSIGN_PMA_CNTR(pma_cnt->port_rcv_errors,  in pma_cnt_assign()
132 	MLX5_ASSIGN_PMA_CNTR(pma_cnt->port_rcv_remphys_errors,  in pma_cnt_assign()
134 	MLX5_ASSIGN_PMA_CNTR(pma_cnt->port_rcv_switch_relay_errors,  in pma_cnt_assign()
136 	MLX5_ASSIGN_PMA_CNTR(pma_cnt->port_xmit_discards,  in pma_cnt_assign()
138 	MLX5_ASSIGN_PMA_CNTR(pma_cnt->port_xmit_constraint_errors,  in pma_cnt_assign()
140 	MLX5_ASSIGN_PMA_CNTR(pma_cnt->port_xmit_wait,  in pma_cnt_assign()
142 	MLX5_ASSIGN_PMA_CNTR(pma_cnt->port_rcv_constraint_errors,  in pma_cnt_assign()
144 	MLX5_ASSIGN_PMA_CNTR(pma_cnt->link_overrun_errors,  in pma_cnt_assign()
146 	MLX5_ASSIGN_PMA_CNTR(pma_cnt->vl15_dropped,  in pma_cnt_assign()
151 				     void *out)  in pma_cnt_ext_assign_ppcnt()  argument
153 	void *out_pma = MLX5_ADDR_OF(ppcnt_reg, out,  in pma_cnt_ext_assign_ppcnt()
160 	cnt_ext->port_xmit_data =  in pma_cnt_ext_assign_ppcnt()
162 	cnt_ext->port_rcv_data =  in pma_cnt_ext_assign_ppcnt()
165 	cnt_ext->port_xmit_packets =  in pma_cnt_ext_assign_ppcnt()
167 	cnt_ext->port_rcv_packets =  in pma_cnt_ext_assign_ppcnt()
170 	cnt_ext->port_unicast_xmit_packets =  in pma_cnt_ext_assign_ppcnt()
172 	cnt_ext->port_unicast_rcv_packets =  in pma_cnt_ext_assign_ppcnt()
175 	cnt_ext->port_multicast_xmit_packets =  in pma_cnt_ext_assign_ppcnt()
177 	cnt_ext->port_multicast_rcv_packets =  in pma_cnt_ext_assign_ppcnt()
182 			  void *out, size_t sz, bool ext)  in query_ib_ppcnt()  argument
189 		err = -ENOMEM;  in query_ib_ppcnt()
202 	err = mlx5_core_access_reg(dev, in, sz, out,  in query_ib_ppcnt()
225 		mdev = dev->mdev;  in process_pma_cmd()
228 	if (MLX5_CAP_GEN(dev->mdev, num_ports) == 1 &&  in process_pma_cmd()
230 	    dev->ib_dev.type != RDMA_DEVICE_TYPE_SMI) {  in process_pma_cmd()
231 		/* set local port to one for Function-Per-Port HCA. */  in process_pma_cmd()
232 		mdev = dev->mdev;  in process_pma_cmd()
237 	if (in_mad->mad_hdr.attr_id == IB_PMA_CLASS_PORT_INFO) {  in process_pma_cmd()
241 		memcpy((out_mad->data + 40), &cpi, sizeof(cpi));  in process_pma_cmd()
246 	if (in_mad->mad_hdr.attr_id == IB_PMA_PORT_COUNTERS_EXT) {  in process_pma_cmd()
248 			(struct ib_pma_portcounters_ext *)(out_mad->data + 40);  in process_pma_cmd()
258 		if (dev->ib_dev.type == RDMA_DEVICE_TYPE_SMI) {  in process_pma_cmd()
272 			(struct ib_pma_portcounters *)(out_mad->data + 40);  in process_pma_cmd()
281 		if (dev->ib_dev.type == RDMA_DEVICE_TYPE_SMI)  in process_pma_cmd()
302 			const struct ib_mad *in, struct ib_mad *out,  in mlx5_ib_process_mad()  argument
306 	u8 mgmt_class = in->mad_hdr.mgmt_class;  in mlx5_ib_process_mad()
307 	u8 method = in->mad_hdr.method;  in mlx5_ib_process_mad()
311 	slid = in_wc ? ib_lid_cpu16(in_wc->slid) :  in mlx5_ib_process_mad()
325 		/* Don't process SMInfo queries -- the SMA can't handle them.  in mlx5_ib_process_mad()
327 		if (in->mad_hdr.attr_id == IB_SMP_ATTR_SM_INFO)  in mlx5_ib_process_mad()
331 		if (MLX5_CAP_GEN(dev->mdev, vport_counters) &&  in mlx5_ib_process_mad()
333 			return process_pma_cmd(dev, port_num, in, out);  in mlx5_ib_process_mad()
348 			   in_grh, in, out);  in mlx5_ib_process_mad()
354 		out->mad_hdr.status |= cpu_to_be16(1 << 15);  in mlx5_ib_process_mad()
367 	int err = -ENOMEM;  in mlx5_query_ext_port_caps()
373 		goto out;  in mlx5_query_ext_port_caps()
376 	in_mad->attr_id = MLX5_ATTR_EXTENDED_PORT_INFO;  in mlx5_query_ext_port_caps()
377 	in_mad->attr_mod = cpu_to_be32(port);  in mlx5_query_ext_port_caps()
381 	packet_error = be16_to_cpu(out_mad->status);  in mlx5_query_ext_port_caps()
383 	dev->port_caps[port - 1].ext_port_cap = (!err && !packet_error) ?  in mlx5_query_ext_port_caps()
386 out:  in mlx5_query_ext_port_caps()
400 		return -ENOMEM;  in mlx5_query_mad_ifc_smp_attr_node_info()
403 	in_mad->attr_id = IB_SMP_ATTR_NODE_INFO;  in mlx5_query_mad_ifc_smp_attr_node_info()
420 		return -ENOMEM;  in mlx5_query_mad_ifc_system_image_guid()
424 		goto out;  in mlx5_query_mad_ifc_system_image_guid()
426 	memcpy(sys_image_guid, out_mad->data + 4, 8);  in mlx5_query_mad_ifc_system_image_guid()
428 out:  in mlx5_query_mad_ifc_system_image_guid()
442 		return -ENOMEM;  in mlx5_query_mad_ifc_max_pkeys()
446 		goto out;  in mlx5_query_mad_ifc_max_pkeys()
448 	*max_pkeys = be16_to_cpup((__be16 *)(out_mad->data + 28));  in mlx5_query_mad_ifc_max_pkeys()
450 out:  in mlx5_query_mad_ifc_max_pkeys()
464 		return -ENOMEM;  in mlx5_query_mad_ifc_vendor_id()
468 		goto out;  in mlx5_query_mad_ifc_vendor_id()
470 	*vendor_id = be32_to_cpup((__be32 *)(out_mad->data + 36)) & 0xffff;  in mlx5_query_mad_ifc_vendor_id()
472 out:  in mlx5_query_mad_ifc_vendor_id()
482 	int err = -ENOMEM;  in mlx5_query_mad_ifc_node_desc()
487 		goto out;  in mlx5_query_mad_ifc_node_desc()
490 	in_mad->attr_id = IB_SMP_ATTR_NODE_DESC;  in mlx5_query_mad_ifc_node_desc()
494 		goto out;  in mlx5_query_mad_ifc_node_desc()
496 	memcpy(node_desc, out_mad->data, IB_DEVICE_NODE_DESC_MAX);  in mlx5_query_mad_ifc_node_desc()
497 out:  in mlx5_query_mad_ifc_node_desc()
507 	int err = -ENOMEM;  in mlx5_query_mad_ifc_node_guid()
512 		goto out;  in mlx5_query_mad_ifc_node_guid()
515 	in_mad->attr_id = IB_SMP_ATTR_NODE_INFO;  in mlx5_query_mad_ifc_node_guid()
519 		goto out;  in mlx5_query_mad_ifc_node_guid()
521 	memcpy(node_guid, out_mad->data + 12, 8);  in mlx5_query_mad_ifc_node_guid()
522 out:  in mlx5_query_mad_ifc_node_guid()
533 	int err = -ENOMEM;  in mlx5_query_mad_ifc_pkey()
538 		goto out;  in mlx5_query_mad_ifc_pkey()
541 	in_mad->attr_id  = IB_SMP_ATTR_PKEY_TABLE;  in mlx5_query_mad_ifc_pkey()
542 	in_mad->attr_mod = cpu_to_be32(index / 32);  in mlx5_query_mad_ifc_pkey()
547 		goto out;  in mlx5_query_mad_ifc_pkey()
549 	*pkey = be16_to_cpu(((__be16 *)out_mad->data)[index % 32]);  in mlx5_query_mad_ifc_pkey()
551 out:  in mlx5_query_mad_ifc_pkey()
562 	int err = -ENOMEM;  in mlx5_query_mad_ifc_gids()
567 		goto out;  in mlx5_query_mad_ifc_gids()
570 	in_mad->attr_id  = IB_SMP_ATTR_PORT_INFO;  in mlx5_query_mad_ifc_gids()
571 	in_mad->attr_mod = cpu_to_be32(port);  in mlx5_query_mad_ifc_gids()
576 		goto out;  in mlx5_query_mad_ifc_gids()
578 	memcpy(gid->raw, out_mad->data + 8, 8);  in mlx5_query_mad_ifc_gids()
581 	in_mad->attr_id  = IB_SMP_ATTR_GUID_INFO;  in mlx5_query_mad_ifc_gids()
582 	in_mad->attr_mod = cpu_to_be32(index / 8);  in mlx5_query_mad_ifc_gids()
587 		goto out;  in mlx5_query_mad_ifc_gids()
589 	memcpy(gid->raw + 8, out_mad->data + (index % 8) * 8, 8);  in mlx5_query_mad_ifc_gids()
591 out:  in mlx5_query_mad_ifc_gids()
601 	struct mlx5_core_dev *mdev = dev->mdev;  in mlx5_query_mad_ifc_port()
605 	int err = -ENOMEM;  in mlx5_query_mad_ifc_port()
610 		goto out;  in mlx5_query_mad_ifc_port()
615 	in_mad->attr_id  = IB_SMP_ATTR_PORT_INFO;  in mlx5_query_mad_ifc_port()
616 	in_mad->attr_mod = cpu_to_be32(port);  in mlx5_query_mad_ifc_port()
621 		goto out;  in mlx5_query_mad_ifc_port()
624 	props->lid		= be16_to_cpup((__be16 *)(out_mad->data + 16));  in mlx5_query_mad_ifc_port()
625 	props->lmc		= out_mad->data[34] & 0x7;  in mlx5_query_mad_ifc_port()
626 	props->sm_lid		= be16_to_cpup((__be16 *)(out_mad->data + 18));  in mlx5_query_mad_ifc_port()
627 	props->sm_sl		= out_mad->data[36] & 0xf;  in mlx5_query_mad_ifc_port()
628 	props->state		= out_mad->data[32] & 0xf;  in mlx5_query_mad_ifc_port()
629 	props->phys_state	= out_mad->data[33] >> 4;  in mlx5_query_mad_ifc_port()
630 	props->port_cap_flags	= be32_to_cpup((__be32 *)(out_mad->data + 20));  in mlx5_query_mad_ifc_port()
631 	props->gid_tbl_len	= out_mad->data[50];  in mlx5_query_mad_ifc_port()
632 	props->max_msg_sz	= 1 << MLX5_CAP_GEN(mdev, log_max_msg);  in mlx5_query_mad_ifc_port()
633 	props->pkey_tbl_len	= dev->pkey_table_len;  in mlx5_query_mad_ifc_port()
634 	props->bad_pkey_cntr	= be16_to_cpup((__be16 *)(out_mad->data + 46));  in mlx5_query_mad_ifc_port()
635 	props->qkey_viol_cntr	= be16_to_cpup((__be16 *)(out_mad->data + 48));  in mlx5_query_mad_ifc_port()
636 	props->active_width	= out_mad->data[31] & 0xf;  in mlx5_query_mad_ifc_port()
637 	props->active_speed	= out_mad->data[35] >> 4;  in mlx5_query_mad_ifc_port()
638 	props->max_mtu		= out_mad->data[41] & 0xf;  in mlx5_query_mad_ifc_port()
639 	props->active_mtu	= out_mad->data[36] >> 4;  in mlx5_query_mad_ifc_port()
640 	props->subnet_timeout	= out_mad->data[51] & 0x1f;  in mlx5_query_mad_ifc_port()
641 	props->max_vl_num	= out_mad->data[37] >> 4;  in mlx5_query_mad_ifc_port()
642 	props->init_type_reply	= out_mad->data[41] >> 4;  in mlx5_query_mad_ifc_port()
644 	if (props->port_cap_flags & IB_PORT_CAP_MASK2_SUP) {  in mlx5_query_mad_ifc_port()
645 		props->port_cap_flags2 =  in mlx5_query_mad_ifc_port()
646 			be16_to_cpup((__be16 *)(out_mad->data + 60));  in mlx5_query_mad_ifc_port()
648 		if (props->port_cap_flags2 & IB_PORT_LINK_WIDTH_2X_SUP)  in mlx5_query_mad_ifc_port()
649 			props->active_width = out_mad->data[31] & 0x1f;  in mlx5_query_mad_ifc_port()
653 	if (props->port_cap_flags & IB_PORT_EXTENDED_SPEEDS_SUP) {  in mlx5_query_mad_ifc_port()
654 		ext_active_speed = out_mad->data[62] >> 4;  in mlx5_query_mad_ifc_port()
658 			props->active_speed = 16; /* FDR */  in mlx5_query_mad_ifc_port()
661 			props->active_speed = 32; /* EDR */  in mlx5_query_mad_ifc_port()
664 			if (props->port_cap_flags & IB_PORT_CAP_MASK2_SUP &&  in mlx5_query_mad_ifc_port()
665 			    props->port_cap_flags2 & IB_PORT_LINK_SPEED_HDR_SUP)  in mlx5_query_mad_ifc_port()
666 				props->active_speed = IB_SPEED_HDR;  in mlx5_query_mad_ifc_port()
669 			if (props->port_cap_flags & IB_PORT_CAP_MASK2_SUP &&  in mlx5_query_mad_ifc_port()
670 			    props->port_cap_flags2 & IB_PORT_LINK_SPEED_NDR_SUP)  in mlx5_query_mad_ifc_port()
671 				props->active_speed = IB_SPEED_NDR;  in mlx5_query_mad_ifc_port()
677 	if (props->port_cap_flags & IB_PORT_CAP_MASK2_SUP &&  in mlx5_query_mad_ifc_port()
678 	    props->port_cap_flags2 & IB_PORT_EXTENDED_SPEEDS2_SUP) {  in mlx5_query_mad_ifc_port()
679 		ext_active_speed = (out_mad->data[56] >> 4) & 0x6;  in mlx5_query_mad_ifc_port()
683 			if (props->port_cap_flags2 & IB_PORT_LINK_SPEED_XDR_SUP)  in mlx5_query_mad_ifc_port()
684 				props->active_speed = IB_SPEED_XDR;  in mlx5_query_mad_ifc_port()
689 	/* If reported active speed is QDR, check if is FDR-10 */  in mlx5_query_mad_ifc_port()
690 	if (props->active_speed == 4) {  in mlx5_query_mad_ifc_port()
691 		if (dev->port_caps[port - 1].ext_port_cap &  in mlx5_query_mad_ifc_port()
694 			in_mad->attr_id = MLX5_ATTR_EXTENDED_PORT_INFO;  in mlx5_query_mad_ifc_port()
695 			in_mad->attr_mod = cpu_to_be32(port);  in mlx5_query_mad_ifc_port()
700 				goto out;  in mlx5_query_mad_ifc_port()
702 			/* Checking LinkSpeedActive for FDR-10 */  in mlx5_query_mad_ifc_port()
703 			if (out_mad->data[15] & 0x1)  in mlx5_query_mad_ifc_port()
704 				props->active_speed = 8;  in mlx5_query_mad_ifc_port()
708 out:  in mlx5_query_mad_ifc_port()