The coda tracing code causes lots of warnings like
In file included from /git/arm-soc/include/trace/define_trace.h:90:0,
from /git/arm-soc/drivers/media/platform/coda/trace.h:203,
from /git/arm-soc/drivers/media/platform/coda/coda-bit.c:34:
/git/arm-soc/include/trace/ftrace.h:28:0: warning: "TRACE_SYSTEM_STRING" redefined
#define TRACE_SYSTEM_STRING __app(TRACE_SYSTEM_VAR,__trace_system_name)
^
In file included from /git/arm-soc/include/trace/define_trace.h:83:0,
from /git/arm-soc/drivers/media/platform/coda/trace.h:203,
from /git/arm-soc/drivers/media/platform/coda/coda-bit.c:34:
/git/arm-soc/drivers/media/platform/coda/./trace.h:12:0: note: this is the location of the previous definition
#define TRACE_SYSTEM_STRING __stringify(TRACE_SYSTEM)
>From what I can tell, this is just the result of a bogus TRACE_SYSTEM_STRING
definition, and removing that one makes the warnings go away.
Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
Fixes: 9a1a8f9953f ("[media] coda: Add tracing support")
diff --git a/drivers/media/platform/coda/trace.h b/drivers/media/platform/coda/trace.h
index d1d06cbd1f6a..781bf7286d53 100644
--- a/drivers/media/platform/coda/trace.h
+++ b/drivers/media/platform/coda/trace.h
@@ -9,8 +9,6 @@
#include "coda.h"
-#define TRACE_SYSTEM_STRING __stringify(TRACE_SYSTEM)
-
TRACE_EVENT(coda_bit_run,
TP_PROTO(struct coda_ctx *ctx, int cmd),
--
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