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-rw-r--r--drivers/hwtracing/stm/Kconfig11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/hwtracing/stm/Kconfig b/drivers/hwtracing/stm/Kconfig
index 847a39b35307..723e2d90083d 100644
--- a/drivers/hwtracing/stm/Kconfig
+++ b/drivers/hwtracing/stm/Kconfig
@@ -39,4 +39,15 @@ config STM_SOURCE_HEARTBEAT
If you want to send heartbeat messages over STM devices,
say Y.
+config STM_SOURCE_FTRACE
+ tristate "Copy the output from kernel Ftrace to STM engine"
+ depends on FUNCTION_TRACER
+ help
+ This option can be used to copy the output from kernel Ftrace
+ to STM engine. Enabling this option will introduce a slight
+ timing effect.
+
+ If you want to send kernel Ftrace messages over STM devices,
+ say Y.
+
endif