Use devm_iio_device_register() for IIO subsystem device
registration and delete the remove function since there
is no need after this change.
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
As a precursor to splitting buffer.h, lets make sure all drivers
include the relevant headers rather than relying on picking them
up from kfifo_buf.h.
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Reviewed-by: Lars-Peter Clausen <lars@metafoo.de>
Check for iio_info structures that are only stored in the info field of a
iio_dev structure. This field is declared const, so iio_info structures
that have this property can be declared as const also.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@r disable optional_qualifier@
identifier i;
position p;
@@
static struct iio_info i@p = { ... };
@ok@
identifier r.i;
struct iio_dev e;
position p;
@@
e.info = &i@p;
@bad@
position p != {r.p,ok.p};
identifier r.i;
struct iio_info e;
@@
e@i@p
@depends on !bad disable optional_qualifier@
identifier r.i;
@@
static
+const
struct iio_info i = { ... };
// </smpl>
The result of size on this file before the change is:
text data bss dec hex filename
1245 344 0 1589 635
drivers/iio/gyro/ssp_gyro_sensor.o
and after the change it is:
text data bss dec hex filename
1397 192 0 1589 635
drivers/iio/gyro/ssp_gyro_sensor.o
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This patch adds gyroscope iio driver which uses sensorhub as data
provider.
Signed-off-by: Karol Wrona <k.wrona@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Wei Yongjun
Jonathan Cameron
Julia Lawall
Karol Wrona