Add a new options to gpio Kconfig, CONFIG_GPIO_TRACING, that is used
for enabling/disabling compilation of gpio function trace events.
Signed-off-by: Tal Shorer <tal.sho...@gmail.com>
---
drivers/gpio/Kconfig | 7 +++++++
include/trace/events/gpio.h | 4 ++++
2 files changed, 11 insertions(+)
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index c1e2ca3..2829e8e 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -88,6 +88,13 @@ config GPIO_SYSFS
config GPIO_GENERIC
tristate
+config GPIO_TRACING
+ bool "gpio tracing"
+ depends on TRACING
+ help
+ Enable tracing for gpio subsystem
+
+
# put drivers in the right section, in alphabetical order
config GPIO_DA9052
diff --git a/include/trace/events/gpio.h b/include/trace/events/gpio.h
index 927a8ad..09af636 100644
--- a/include/trace/events/gpio.h
+++ b/include/trace/events/gpio.h
@@ -1,6 +1,10 @@
#undef TRACE_SYSTEM
#define TRACE_SYSTEM gpio
+#ifndef CONFIG_GPIO_TRACING
+#define NOTRACE
+#endif
+
#if !defined(_TRACE_GPIO_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_GPIO_H
--
2.4.3
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