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authorHal Rosenstock <halr@voltaire.com>2005-07-27 11:45:41 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-07-27 16:26:14 -0700
commit3f75daddb4fc6b695faa4e12e76894389e913dcb (patch)
tree33f665bd5d0c42d616196dbbc15d9925519feb50 /drivers/infiniband
parenta977049dacdef6a9e69fb4872b42a68e93a69956 (diff)
[PATCH] IB: User MAD ABI changes to support RMPP
User MAD ABI changes to support RMPP Signed-off-by: Hal Rosenstock <halr@voltaire.com> Cc: Roland Dreier <rolandd@cisco.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/include/ib_user_mad.h28
1 files changed, 22 insertions, 6 deletions
diff --git a/drivers/infiniband/include/ib_user_mad.h b/drivers/infiniband/include/ib_user_mad.h
index 06ad4a6075f..a9a56b50aac 100644
--- a/drivers/infiniband/include/ib_user_mad.h
+++ b/drivers/infiniband/include/ib_user_mad.h
@@ -1,5 +1,6 @@
/*
* Copyright (c) 2004 Topspin Communications. All rights reserved.
+ * Copyright (c) 2005 Voltaire, Inc. 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
@@ -29,7 +30,7 @@
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
- * $Id: ib_user_mad.h 1389 2004-12-27 22:56:47Z roland $
+ * $Id: ib_user_mad.h 2814 2005-07-06 19:14:09Z halr $
*/
#ifndef IB_USER_MAD_H
@@ -42,7 +43,7 @@
* Increment this value if any changes that break userspace ABI
* compatibility are made.
*/
-#define IB_USER_MAD_ABI_VERSION 2
+#define IB_USER_MAD_ABI_VERSION 5
/*
* Make sure that all structs defined in this file remain laid out so
@@ -51,13 +52,13 @@
*/
/**
- * ib_user_mad - MAD packet
- * @data - Contents of MAD
+ * ib_user_mad_hdr - MAD packet header
* @id - ID of agent MAD received with/to be sent with
* @status - 0 on successful receive, ETIMEDOUT if no response
* received (transaction ID in data[] will be set to TID of original
* request) (ignored on send)
* @timeout_ms - Milliseconds to wait for response (unset on receive)
+ * @retries - Number of automatic retries to attempt
* @qpn - Remote QP number received from/to be sent to
* @qkey - Remote Q_Key to be sent with (unset on receive)
* @lid - Remote lid received from/to be sent to
@@ -72,11 +73,12 @@
*
* All multi-byte quantities are stored in network (big endian) byte order.
*/
-struct ib_user_mad {
- __u8 data[256];
+struct ib_user_mad_hdr {
__u32 id;
__u32 status;
__u32 timeout_ms;
+ __u32 retries;
+ __u32 length;
__u32 qpn;
__u32 qkey;
__u16 lid;
@@ -91,6 +93,17 @@ struct ib_user_mad {
};
/**
+ * ib_user_mad - MAD packet
+ * @hdr - MAD packet header
+ * @data - Contents of MAD
+ *
+ */
+struct ib_user_mad {
+ struct ib_user_mad_hdr hdr;
+ __u8 data[0];
+};
+
+/**
* ib_user_mad_reg_req - MAD registration request
* @id - Set by the kernel; used to identify agent in future requests.
* @qpn - Queue pair number; must be 0 or 1.
@@ -103,6 +116,8 @@ struct ib_user_mad {
* management class to receive.
* @oui: Indicates IEEE OUI when mgmt_class is a vendor class
* in the range from 0x30 to 0x4f. Otherwise not used.
+ * @rmpp_version: If set, indicates the RMPP version used.
+ *
*/
struct ib_user_mad_reg_req {
__u32 id;
@@ -111,6 +126,7 @@ struct ib_user_mad_reg_req {
__u8 mgmt_class;
__u8 mgmt_class_version;
__u8 oui[3];
+ __u8 rmpp_version;
};
#define IB_IOCTL_MAGIC 0x1b