staging:iio:trigger handle name attr in core, remove old alloc and register any contr...

[karo-tx-linux.git] / drivers / staging / iio / accel / adis16201_trigger.c

diff --git a/drivers/staging/iio/accel/adis16201_trigger.c b/drivers/staging/iio/accel/adis16201_trigger.c
index bfd43c5612ff72dcef4276cc7ccf35e097f549d0..bea917e03b425673bab594655d9af03a38e571bc 100644 (file)
--- a/drivers/staging/iio/accel/adis16201_trigger.c
+++ b/drivers/staging/iio/accel/adis16201_trigger.c
@@ -11,17 +11,6 @@
 #include "../trigger.h"
 #include "adis16201.h"
 
-static DEVICE_ATTR(name, S_IRUGO, iio_trigger_read_name, NULL);
-
-static struct attribute *adis16201_trigger_attrs[] = {
-       &dev_attr_name.attr,
-       NULL,
-};
-
-static const struct attribute_group adis16201_trigger_attr_group = {
-       .attrs = adis16201_trigger_attrs,
-};
-
 /**
  * adis16201_data_rdy_trigger_set_state() set datardy interrupt state
  **/
@@ -39,19 +28,11 @@ int adis16201_probe_trigger(struct iio_dev *indio_dev)
 {
        int ret;
        struct adis16201_state *st = indio_dev->dev_data;
-       char *name;
 
-       name = kasprintf(GFP_KERNEL,
-                        "adis16201-dev%d",
-                        indio_dev->id);
-       if (name == NULL) {
-               ret = -ENOMEM;
-               goto error_ret;
-       }
-       st->trig = iio_allocate_trigger_named(name);
+       st->trig = iio_allocate_trigger("adis16201-dev%d", indio_dev->id);
        if (st->trig == NULL) {
                ret = -ENOMEM;
-               goto error_free_name;
+               goto error_ret;
        }
        ret = request_irq(st->us->irq,
                          &iio_trigger_generic_data_rdy_poll,
@@ -64,7 +45,6 @@ int adis16201_probe_trigger(struct iio_dev *indio_dev)
        st->trig->owner = THIS_MODULE;
        st->trig->private_data = st;
        st->trig->set_trigger_state = &adis16201_data_rdy_trigger_set_state;
-       st->trig->control_attrs = &adis16201_trigger_attr_group;
        ret = iio_trigger_register(st->trig);
 
        /* select default trigger */
@@ -78,8 +58,6 @@ error_free_irq:
        free_irq(st->us->irq, st->trig);
 error_free_trig:
        iio_free_trigger(st->trig);
-error_free_name:
-       kfree(name);
 error_ret:
        return ret;
 }
@@ -89,7 +67,6 @@ void adis16201_remove_trigger(struct iio_dev *indio_dev)
        struct adis16201_state *state = indio_dev->dev_data;
 
        iio_trigger_unregister(state->trig);
-       kfree(state->trig->name);
        free_irq(state->us->irq, state->trig);
        iio_free_trigger(state->trig);
 }