tegra: bwmgr: Add ftrace to tegra_bwmgr_set_emc

Add ftrace trace point to tegra_bwmgr_set_emc function including
arguments.

JIRA TPM-1205

Change-Id: I097ae6bc8e3be39a52b5f1b6eff39c974a70c2eb
Signed-off-by: Ryan O'Leary <roleary@nvidia.com>
(cherry picked from commit 444adfc783ab3eeec9f44fc93b8c75cf4ca88f0c)
Signed-off-by: Ian Kaszubski <ikaszubski@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1662122
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Sanjay Chandrashekara <sanjayc@nvidia.com>
Reviewed-by: Ajith Kumar <ajithk@nvidia.com>
Reviewed-by: Jon Mayo <jmayo@nvidia.com>
Reviewed-by: Krishna Sitaraman <ksitaraman@nvidia.com>
Reviewed-by: Bhanu Murthy V <bmurthyv@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 56 insertions, 0 deletions

diff --git a/include/trace/events/bwmgr.h b/include/trace/events/bwmgr.h
new file mode 100644
index 000000000..1a02bd381
--- /dev/null
+++ b/include/trace/events/bwmgr.h
@@ -0,0 +1,56 @@
+/*
+ * Bwmgr event logging to ftrace.
+ *
+ * Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ */
+
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM bwmgr
+
+#if !defined(_TRACE_BWMGR_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_BWMGR_H
+
+#include <linux/ktime.h>
+#include <linux/tracepoint.h>
+
+TRACE_EVENT(tegra_bwmgr_set_emc,
+        TP_PROTO(
+                const char *handle,
+                unsigned long val,
+                const char *req
+        ),
+
+        TP_ARGS(handle, val, req),
+
+        TP_STRUCT__entry(
+                __field(const char *, handle)
+                __field(unsigned long, val)
+                __field(const char *, req)
+        ),
+
+        TP_fast_assign(
+                __entry->handle = handle;
+                __entry->val = val;
+                __entry->req = req;
+        ),
+
+        TP_printk("handle=%s, val=%lu, req=%s",
+                __entry->handle,
+                __entry->val,
+                __entry->req
+        )
+);
+
+#endif /* _TRACE_BWMGR_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>