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Diffstat (limited to 'include/linux/iio/timer/stm32-lptim-trigger.h')
-rw-r--r--include/linux/iio/timer/stm32-lptim-trigger.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/iio/timer/stm32-lptim-trigger.h b/include/linux/iio/timer/stm32-lptim-trigger.h
index 34d59bfdce2d..464458d20b16 100644
--- a/include/linux/iio/timer/stm32-lptim-trigger.h
+++ b/include/linux/iio/timer/stm32-lptim-trigger.h
@@ -16,11 +16,14 @@
#define LPTIM2_OUT "lptim2_out"
#define LPTIM3_OUT "lptim3_out"
-#if IS_ENABLED(CONFIG_IIO_STM32_LPTIMER_TRIGGER)
+#if IS_REACHABLE(CONFIG_IIO_STM32_LPTIMER_TRIGGER)
bool is_stm32_lptim_trigger(struct iio_trigger *trig);
#else
static inline bool is_stm32_lptim_trigger(struct iio_trigger *trig)
{
+#if IS_ENABLED(CONFIG_IIO_STM32_LPTIMER_TRIGGER)
+ pr_warn_once("stm32 lptim_trigger not linked in\n");
+#endif
return false;
}
#endif