This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / drivers / infiniband / core / smi.h

diff --git a/drivers/infiniband/core/smi.h b/drivers/infiniband/core/smi.h
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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: smi.h 1389 2004-12-27 22:56:47Z roland $
+ */
+
+#ifndef __SMI_H_
+#define __SMI_H_
+
+int smi_handle_dr_smp_recv(struct ib_smp *smp,
+                          u8 node_type,
+                          int port_num,
+                          int phys_port_cnt);
+extern int smi_check_forward_dr_smp(struct ib_smp *smp);
+extern int smi_handle_dr_smp_send(struct ib_smp *smp,
+                                 u8 node_type,
+                                 int port_num);
+extern int smi_check_local_dr_smp(struct ib_smp *smp,
+                                 struct ib_device *device,
+                                 int port_num);
+
+/*
+ * Return 1 if the SMP should be handled by the local SMA/SM via process_mad
+ */
+static inline int smi_check_local_smp(struct ib_mad_agent *mad_agent,
+                                     struct ib_smp *smp)
+{
+       /* 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 ((mad_agent->device->process_mad &&
+               !ib_get_smp_direction(smp) &&
+               (smp->hop_ptr == smp->hop_cnt + 1)));
+}
+
+#endif /* __SMI_H_ */