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+/*
+ * Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved.
+ * Copyright (c) 2004 Infinicon Corporation. All rights reserved.
+ * Copyright (c) 2004 Intel Corporation. All rights reserved.
+ * Copyright (c) 2004 Topspin Corporation. All rights reserved.
+ * Copyright (c) 2004 Voltaire 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.
+ *
+ * $Id: ib_smi.h 1389 2004-12-27 22:56:47Z roland $
+ */
+
+#if !defined( IB_SMI_H )
+#define IB_SMI_H
+
+#include <rdma/ib_mad.h>
+
+#define IB_SMP_DATA_SIZE 64
+#define IB_SMP_MAX_PATH_HOPS 64
+
+struct ib_smp {
+ u8 base_version;
+ u8 mgmt_class;
+ u8 class_version;
+ u8 method;
+ __be16 status;
+ u8 hop_ptr;
+ u8 hop_cnt;
+ __be64 tid;
+ __be16 attr_id;
+ __be16 resv;
+ __be32 attr_mod;
+ __be64 mkey;
+ __be16 dr_slid;
+ __be16 dr_dlid;
+ u8 reserved[28];
+ u8 data[IB_SMP_DATA_SIZE];
+ u8 initial_path[IB_SMP_MAX_PATH_HOPS];
+ u8 return_path[IB_SMP_MAX_PATH_HOPS];
+} __attribute__ ((packed));
+
+#define IB_SMP_DIRECTION __constant_htons(0x8000)
+
+/* Subnet management attributes */
+#define IB_SMP_ATTR_NOTICE __constant_htons(0x0002)
+#define IB_SMP_ATTR_NODE_DESC __constant_htons(0x0010)
+#define IB_SMP_ATTR_NODE_INFO __constant_htons(0x0011)
+#define IB_SMP_ATTR_SWITCH_INFO __constant_htons(0x0012)
+#define IB_SMP_ATTR_GUID_INFO __constant_htons(0x0014)
+#define IB_SMP_ATTR_PORT_INFO __constant_htons(0x0015)
+#define IB_SMP_ATTR_PKEY_TABLE __constant_htons(0x0016)
+#define IB_SMP_ATTR_SL_TO_VL_TABLE __constant_htons(0x0017)
+#define IB_SMP_ATTR_VL_ARB_TABLE __constant_htons(0x0018)
+#define IB_SMP_ATTR_LINEAR_FORWARD_TABLE __constant_htons(0x0019)
+#define IB_SMP_ATTR_RANDOM_FORWARD_TABLE __constant_htons(0x001A)
+#define IB_SMP_ATTR_MCAST_FORWARD_TABLE __constant_htons(0x001B)
+#define IB_SMP_ATTR_SM_INFO __constant_htons(0x0020)
+#define IB_SMP_ATTR_VENDOR_DIAG __constant_htons(0x0030)
+#define IB_SMP_ATTR_LED_INFO __constant_htons(0x0031)
+#define IB_SMP_ATTR_VENDOR_MASK __constant_htons(0xFF00)
+
+static inline u8
+ib_get_smp_direction(struct ib_smp *smp)
+{
+ return ((smp->status & IB_SMP_DIRECTION) == IB_SMP_DIRECTION);
+}
+
+#endif /* IB_SMI_H */