Commit 41c77524 authored by Jonathan Cameron's avatar Jonathan Cameron Committed by Greg Kroah-Hartman
Browse files

staging:iio:core clean out unused elements. 



Trivial cleanup of things that have fallen by the way.

Signed-off-by: default avatarJonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 1f785681

drivers/staging/iio/iio.h

+0 −13
Original line number Diff line number Diff line
@@ -25,8 +25,6 @@ 
/* Event interface flags */

#define IIO_BUSY_BIT_POS 1



struct iio_dev;



/* naughty temporary hack to match these against the event version

   - need to flattern these together */

enum iio_chan_type {
@@ -221,7 +219,6 @@ static inline s64 iio_get_time_ns(void) 
 *			ownership of chrdevs etc

 * @num_interrupt_lines:[DRIVER] number of physical interrupt lines from device

 * @event_attrs:	[DRIVER] event control attributes

 * @event_conf_attrs:	[DRIVER] event configuration attributes

 * @event_interfaces:	[INTERN] event chrdevs associated with interrupt lines

 * @ring:		[DRIVER] any ring buffer present

 * @mlock:		[INTERN] lock used to prevent simultaneous device state
@@ -259,8 +256,6 @@ struct iio_dev { 


	int				num_interrupt_lines;

	struct attribute_group		*event_attrs;

	struct attribute_group		*event_conf_attrs;



	struct iio_event_interface	*event_interfaces;



	struct iio_ring_buffer		*ring;
@@ -326,14 +321,6 @@ int iio_push_event(struct iio_dev *dev_info, 
		  int ev_code,

		  s64 timestamp);



/**

 * iio_allocate_chrdev() - Allocate a chrdev

 * @handler:	struct that contains relevant file handling for chrdev

 * @dev_info:	iio_dev for which chrdev is being created

 **/

int iio_allocate_chrdev(struct iio_handler *handler, struct iio_dev *dev_info);

void iio_deallocate_chrdev(struct iio_handler *handler);



/* Used to distinguish between bipolar and unipolar scan elemenents.

 * Whilst this may seem obvious, we may well want to change the representation

 * in the future!*/

drivers/staging/iio/industrialio-core.c

+2 −45
Original line number Diff line number Diff line
@@ -998,21 +998,6 @@ static inline int __iio_add_event_config_attrs(struct iio_dev *dev_info, int i) 
{

	int j;

	int ret;

	struct attribute **attrp, **attrq;



	if (dev_info->event_conf_attrs && dev_info->event_conf_attrs[i].attrs) {

		attrp = dev_info->event_conf_attrs[i].attrs;

		while (*attrp) {

			ret =  sysfs_add_file_to_group(&dev_info

						       ->event_interfaces[0]

						       .dev.kobj,

						       *attrp,

						       NULL);

			if (ret)

				goto error_ret;

			attrp++;

		}

	}

	INIT_LIST_HEAD(&dev_info->event_interfaces[0].dev_attr_list);

	/* Dynically created from the channels array */

	if (dev_info->channels) {
@@ -1027,19 +1012,7 @@ static inline int __iio_add_event_config_attrs(struct iio_dev *dev_info, int i) 
	return 0;



error_clear_attrs:

	__iio_remove_all_event_sysfs(dev_info,

				     NULL,

				     i);

error_ret:

	attrq = dev_info->event_conf_attrs[i].attrs;

	while (attrq != attrp) {

			sysfs_remove_file_from_group(&dev_info

						     ->event_interfaces[0]

						     .dev.kobj,

						     *attrq,

						     NULL);

		attrq++;

	}

	__iio_remove_all_event_sysfs(dev_info, NULL, i);



	return ret;

}
@@ -1047,23 +1020,7 @@ static inline int __iio_add_event_config_attrs(struct iio_dev *dev_info, int i) 
static inline int __iio_remove_event_config_attrs(struct iio_dev *dev_info,

						  int i)

{

	struct attribute **attrq;

	__iio_remove_all_event_sysfs(dev_info,

				     NULL,

				     i);

	if (dev_info->event_conf_attrs

		&& dev_info->event_conf_attrs[i].attrs) {

		attrq = dev_info->event_conf_attrs[i].attrs;

		while (*attrq) {

			sysfs_remove_file_from_group(&dev_info

						     ->event_interfaces[0]

						     .dev.kobj,

						     *attrq,

						     NULL);

			attrq++;

		}

	}



	__iio_remove_all_event_sysfs(dev_info, NULL, i);

	return 0;

}