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authorDenis CIOCCA <denis.ciocca@st.com>2013-09-18 10:00:00 +0100
committerJonathan Cameron <jic23@kernel.org>2013-09-21 19:24:08 +0100
commitf60b12b02ec8d9057863423c6d7b27169638e1d9 (patch)
tree1fdb021fa78aba304e67a3fd60e41d5bd28f5dca
parentfb4ea1f828d515b766c081647935bad5a38e0586 (diff)
iio:magn: Register buffer also without specific trigger
This patch fix buffer registration that allows to use generic IIO trigger. Signed-off-by: Denis Ciocca <denis.ciocca@st.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
-rw-r--r--drivers/iio/magnetometer/st_magn_core.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/iio/magnetometer/st_magn_core.c b/drivers/iio/magnetometer/st_magn_core.c
index 729c71af9400..82461eff995a 100644
--- a/drivers/iio/magnetometer/st_magn_core.c
+++ b/drivers/iio/magnetometer/st_magn_core.c
@@ -373,10 +373,11 @@ int st_magn_common_probe(struct iio_dev *indio_dev,
if (err < 0)
return err;
+ err = st_magn_allocate_ring(indio_dev);
+ if (err < 0)
+ return err;
+
if (irq > 0) {
- err = st_magn_allocate_ring(indio_dev);
- if (err < 0)
- return err;
err = st_sensors_allocate_trigger(indio_dev, NULL);
if (err < 0)
goto st_magn_probe_trigger_error;
@@ -392,8 +393,7 @@ st_magn_device_register_error:
if (irq > 0)
st_sensors_deallocate_trigger(indio_dev);
st_magn_probe_trigger_error:
- if (irq > 0)
- st_magn_deallocate_ring(indio_dev);
+ st_magn_deallocate_ring(indio_dev);
return err;
}
@@ -404,10 +404,10 @@ void st_magn_common_remove(struct iio_dev *indio_dev)
struct st_sensor_data *mdata = iio_priv(indio_dev);
iio_device_unregister(indio_dev);
- if (mdata->get_irq_data_ready(indio_dev) > 0) {
+ if (mdata->get_irq_data_ready(indio_dev) > 0)
st_sensors_deallocate_trigger(indio_dev);
- st_magn_deallocate_ring(indio_dev);
- }
+
+ st_magn_deallocate_ring(indio_dev);
}
EXPORT_SYMBOL(st_magn_common_remove);