[PATCH] Enable async suspend/resume on industrial IO devices

[Sonny Rao]

Industrial I/O devices can sometimes take a long time to resume,
allowing them to be asynchronus saves 50ms on one light sensor

Signed-off-by: Sonny Rao <sonnyrao at chromium.org>

---
 drivers/staging/iio/industrialio-core.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/staging/iio/industrialio-core.c b/drivers/staging/iio/industrialio-core.c
index 768f448..a4b099f 100644
--- a/drivers/staging/iio/industrialio-core.c
+++ b/drivers/staging/iio/industrialio-core.c
@@ -811,6 +811,8 @@ int iio_device_register(struct iio_dev *dev_info)
 	if (dev_info->modes & INDIO_RING_TRIGGERED)
 		iio_device_register_trigger_consumer(dev_info);
 
+	device_enable_async_suspend(&dev_info->dev);
+
 	return 0;
 
 error_free_sysfs:
-- 
1.7.2.3