Merge tag 'v4.19.50-rt22' into toradex_4.19.y-rt

Linux 4.19.50-rt22

1 files changed, 15 insertions, 3 deletions

diff --git a/drivers/platform/chrome/cros_ec_proto.c b/drivers/platform/chrome/cros_ec_proto.c
index b6fd4838f60f..e5d5b1adb5a9 100644
--- a/drivers/platform/chrome/cros_ec_proto.c
+++ b/drivers/platform/chrome/cros_ec_proto.c
@@ -575,6 +575,7 @@ static int get_keyboard_state_event(struct cros_ec_device *ec_dev)
 
 int cros_ec_get_next_event(struct cros_ec_device *ec_dev, bool *wake_event)
 {
+	u8 event_type;
 	u32 host_event;
 	int ret;
 
@@ -594,11 +595,22 @@ int cros_ec_get_next_event(struct cros_ec_device *ec_dev, bool *wake_event)
 		return ret;
 
 	if (wake_event) {
+		event_type = ec_dev->event_data.event_type;
 		host_event = cros_ec_get_host_event(ec_dev);
 
-		/* Consider non-host_event as wake event */
-		*wake_event = !host_event ||
-			      !!(host_event & ec_dev->host_event_wake_mask);
+		/*
+		 * Sensor events need to be parsed by the sensor sub-device.
+		 * Defer them, and don't report the wakeup here.
+		 */
+		if (event_type == EC_MKBP_EVENT_SENSOR_FIFO)
+			*wake_event = false;
+		/* Masked host-events should not count as wake events. */
+		else if (host_event &&
+			 !(host_event & ec_dev->host_event_wake_mask))
+			*wake_event = false;
+		/* Consider all other events as wake events. */
+		else
+			*wake_event = true;
 	}
 
 	return ret;