The ocrdma driver supports a maximum inline send size of 224, while the
current code sets this size to 236. Add an ocrdma-specific check when
setting max inline size to eliminate the need to always pass -I 224 when
running ib_send_lat on ocrdma hardware.
CC: Gil Rockah <gilr@xxxxxxxxxxxx>
Signed-off-by: Jarod Wilson <jarod@xxxxxxxxxx>
---
src/perftest_parameters.c | 8 ++++++++
src/perftest_parameters.h | 3 +++
2 files changed, 11 insertions(+)
diff --git a/src/perftest_parameters.c b/src/perftest_parameters.c
index 3ffddd7..65ce731 100755
--- a/src/perftest_parameters.c
+++ b/src/perftest_parameters.c
@@ -1465,6 +1465,14 @@ static void ctx_set_max_inline(struct ibv_context *context,struct perftest_param
}
}
+ if (strncmp("ocrdma", user_param->ib_devname, 6) == 0) {
+ if (user_param->inline_size > DEF_INLINE_SEND_MAX_OCRDMA) {
+ fprintf(stdout, "lowering inline size to ocrdma supported maximum of %d\n",
+ DEF_INLINE_SEND_MAX_OCRDMA);
+ user_param->inline_size = DEF_INLINE_SEND_MAX_OCRDMA;
+ }
+ }
+
return;
}
/******************************************************************************
diff --git a/src/perftest_parameters.h b/src/perftest_parameters.h
index 1122792..a566f42 100755
--- a/src/perftest_parameters.h
+++ b/src/perftest_parameters.h
@@ -133,6 +133,9 @@
#define DEF_INLINE_SEND_UD (188)
#define DEF_INLINE_DC (150)
+/* OCRDMA has an inline max of 224 */
+#define DEF_INLINE_SEND_MAX_OCRDMA (224)
+
/* Max and Min allowed values for perftest parameters. */
#define MIN_TOS (0)
#define MAX_TOS (256)
--
1.8.3.1
--
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