--- zzzz-none-000/linux-3.10.107/include/linux/iio/trigger.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/include/linux/iio/trigger.h	2021-02-04 17:41:59.000000000 +0000
@@ -8,6 +8,7 @@
  */
 #include <linux/irq.h>
 #include <linux/module.h>
+#include <linux/atomic.h>
 
 #ifndef _IIO_TRIGGER_H_
 #define _IIO_TRIGGER_H_
@@ -17,6 +18,9 @@
 	bool enabled;
 };
 
+struct iio_dev;
+struct iio_trigger;
+
 /**
  * struct iio_trigger_ops - operations structure for an iio_trigger.
  * @owner:		used to monitor usage count of the trigger.
@@ -61,7 +65,7 @@
 
 	struct list_head		list;
 	struct list_head		alloc_list;
-	int use_count;
+	atomic_t			use_count;
 
 	struct irq_chip			subirq_chip;
 	int				subirq_base;
@@ -130,12 +134,11 @@
 /**
  * iio_trigger_poll() - called on a trigger occurring
  * @trig:	trigger which occurred
- * @time:	timestamp when trigger occurred
  *
  * Typically called in relevant hardware interrupt handler.
  **/
-void iio_trigger_poll(struct iio_trigger *trig, s64 time);
-void iio_trigger_poll_chained(struct iio_trigger *trig, s64 time);
+void iio_trigger_poll(struct iio_trigger *trig);
+void iio_trigger_poll_chained(struct iio_trigger *trig);
 
 irqreturn_t iio_trigger_generic_data_rdy_poll(int irq, void *private);