Author: hselasky
Date: Tue Nov 24 12:11:56 2015
New Revision: 291249
URL: https://svnweb.freebsd.org/changeset/base/291249
Log:
Add some defines needed by the coming mlx5 infiniband support.
Sponsored by: Mellanox Technologies
MFC after: 1 week
Modified:
head/sys/ofed/include/rdma/ib_pma.h
Modified: head/sys/ofed/include/rdma/ib_pma.h
==============================================================================
--- head/sys/ofed/include/rdma/ib_pma.h Tue Nov 24 11:09:39 2015
(r291248)
+++ head/sys/ofed/include/rdma/ib_pma.h Tue Nov 24 12:11:56 2015
(r291249)
@@ -37,6 +37,25 @@
#include <rdma/ib_mad.h>
+#define MAX_U32 0xffffffffULL
+#define MAX_U16 0xffffUL
+
+/* Counters should be saturate once they reach their maximum value */
+#define ASSIGN_32BIT_COUNTER(counter, value) do { \
+ if ((value) > MAX_U32) \
+ counter = cpu_to_be32(MAX_U32); \
+ else \
+ counter = cpu_to_be32(value); \
+} while (0)
+
+/* Counters should be saturate once they reach their maximum value */
+#define ASSIGN_16BIT_COUNTER(counter, value) do { \
+ if ((value) > MAX_U16) \
+ counter = cpu_to_be16(MAX_U16); \
+ else \
+ counter = cpu_to_be16(value); \
+} while (0)
+
/*
* PMA class portinfo capability mask bits
*/
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