| /* |
| * Copyright (c) 2014 Intel Corporation. All rights reserved. |
| * |
| * This software is available to you under a choice of one of two |
| * licenses. You may choose to be licensed under the terms of the GNU |
| * General Public License (GPL) Version 2, available from the file |
| * COPYING in the main directory of this source tree, or the |
| * OpenIB.org BSD license below: |
| * |
| * Redistribution and use in source and binary forms, with or |
| * without modification, are permitted provided that the following |
| * conditions are met: |
| * |
| * - Redistributions of source code must retain the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials |
| * provided with the distribution. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
| * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
| * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| * |
| */ |
| |
| #ifndef __OPA_SMI_H_ |
| #define __OPA_SMI_H_ |
| |
| #include <rdma/ib_smi.h> |
| #include <rdma/opa_smi.h> |
| |
| #include "smi.h" |
| |
| enum smi_action opa_smi_handle_dr_smp_recv(struct opa_smp *smp, bool is_switch, |
| int port_num, int phys_port_cnt); |
| int opa_smi_get_fwd_port(struct opa_smp *smp); |
| extern enum smi_forward_action opa_smi_check_forward_dr_smp(struct opa_smp *smp); |
| extern enum smi_action opa_smi_handle_dr_smp_send(struct opa_smp *smp, |
| bool is_switch, int port_num); |
| |
| /* |
| * Return IB_SMI_HANDLE if the SMP should be handled by the local SMA/SM |
| * via process_mad |
| */ |
| static inline enum smi_action opa_smi_check_local_smp(struct opa_smp *smp, |
| struct ib_device *device) |
| { |
| /* C14-9:3 -- We're at the end of the DR segment of path */ |
| /* C14-9:4 -- Hop Pointer = Hop Count + 1 -> give to SMA/SM */ |
| return (device->process_mad && |
| !opa_get_smp_direction(smp) && |
| (smp->hop_ptr == smp->hop_cnt + 1)) ? |
| IB_SMI_HANDLE : IB_SMI_DISCARD; |
| } |
| |
| /* |
| * Return IB_SMI_HANDLE if the SMP should be handled by the local SMA/SM |
| * via process_mad |
| */ |
| static inline enum smi_action opa_smi_check_local_returning_smp(struct opa_smp *smp, |
| struct ib_device *device) |
| { |
| /* C14-13:3 -- We're at the end of the DR segment of path */ |
| /* C14-13:4 -- Hop Pointer == 0 -> give to SM */ |
| return (device->process_mad && |
| opa_get_smp_direction(smp) && |
| !smp->hop_ptr) ? IB_SMI_HANDLE : IB_SMI_DISCARD; |
| } |
| |
| #endif /* __OPA_SMI_H_ */ |