platform/chrome: cros_ec_proto: Add response tracing

[linux.git] / drivers / platform / chrome / cros_ec_trace.h

diff --git a/drivers/platform/chrome/cros_ec_trace.h b/drivers/platform/chrome/cros_ec_trace.h
index 0dd4df30fa89d6c22b8653ffe0251f96e85301f9..e9fb05f89ef072d3ca468b7ef72339faa9dd1378 100644 (file)
--- a/drivers/platform/chrome/cros_ec_trace.h
+++ b/drivers/platform/chrome/cros_ec_trace.h
@@ -18,7 +18,7 @@
 
 #include <linux/tracepoint.h>
 
-DECLARE_EVENT_CLASS(cros_ec_cmd_class,
+TRACE_EVENT(cros_ec_request_start,
        TP_PROTO(struct cros_ec_command *cmd),
        TP_ARGS(cmd),
        TP_STRUCT__entry(
@@ -33,10 +33,26 @@ DECLARE_EVENT_CLASS(cros_ec_cmd_class,
                  __print_symbolic(__entry->command, EC_CMDS))
 );
 
-
-DEFINE_EVENT(cros_ec_cmd_class, cros_ec_cmd,
-       TP_PROTO(struct cros_ec_command *cmd),
-       TP_ARGS(cmd)
+TRACE_EVENT(cros_ec_request_done,
+       TP_PROTO(struct cros_ec_command *cmd, int retval),
+       TP_ARGS(cmd, retval),
+       TP_STRUCT__entry(
+               __field(uint32_t, version)
+               __field(uint32_t, command)
+               __field(uint32_t, result)
+               __field(int, retval)
+       ),
+       TP_fast_assign(
+               __entry->version = cmd->version;
+               __entry->command = cmd->command;
+               __entry->result = cmd->result;
+               __entry->retval = retval;
+       ),
+       TP_printk("version: %u, command: %s, ec result: %s, retval: %d",
+                 __entry->version,
+                 __print_symbolic(__entry->command, EC_CMDS),
+                 __print_symbolic(__entry->result, EC_RESULT),
+                 __entry->retval)
 );