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staging:iio: Remove unnecessary event_idr and all references

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Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jonathan Cameron 2010-06-26 12:54:18 +01:00 committed by Greg Kroah-Hartman
parent 1980e4ac3a
commit 3d550fbace
3 changed files with 4 additions and 25 deletions
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3
drivers/staging/iio/chrdev.h
View File

@ -73,8 +73,6 @@ struct iio_shared_ev_pointer {
* @det_events: list of detected events
* @max_events: maximum number of events before new ones are dropped
* @current_events: number of events in detected list
* @id: indentifier to allow the event interface to know which
* physical line it corresponds to
* @attr: this chrdev's minor number sysfs attribute
* @owner: ensure the driver module owns the file, not iio
* @private: driver specific data
@ -90,7 +88,6 @@ struct iio_event_interface {
struct iio_detected_event_list det_events;
int max_events;
int current_events;
int id;
struct iio_chrdev_minor_attr attr;
struct module *owner;
void *private;

22
drivers/staging/iio/industrialio-core.c
View File

@ -30,9 +30,6 @@
/* IDR to assign each registered device a unique id*/
static DEFINE_IDR(iio_idr);
/* IDR for general event identifiers */
static DEFINE_IDR(iio_event_idr);
/* IDR to allocate character device minor numbers */
static DEFINE_IDR(iio_chrdev_idr);
/* Lock used to protect both of the above */
@ -654,16 +651,11 @@ static int iio_device_register_eventset(struct iio_dev *dev_info)
for (i = 0; i < dev_info->num_interrupt_lines; i++) {
dev_info->event_interfaces[i].owner = dev_info->driver_module;
ret = iio_get_new_idr_val(&iio_event_idr);
if (ret < 0)
goto error_free_setup_ev_ints;
else
dev_info->event_interfaces[i].id = ret;
snprintf(dev_info->event_interfaces[i]._name, 20,
"%s:event%d",
dev_name(&dev_info->dev),
dev_info->event_interfaces[i].id);
i);
ret = iio_setup_ev_int(&dev_info->event_interfaces[i],
(const char *)(dev_info
@ -674,8 +666,6 @@ static int iio_device_register_eventset(struct iio_dev *dev_info)
if (ret) {
dev_err(&dev_info->dev,
"Could not get chrdev interface\n");
iio_free_idr_val(&iio_event_idr,
dev_info->event_interfaces[i].id);
goto error_free_setup_ev_ints;
}
@ -711,11 +701,8 @@ static int iio_device_register_eventset(struct iio_dev *dev_info)
->event_interfaces[j].dev.kobj,
&dev_info->event_attrs[j]);
error_free_setup_ev_ints:
for (j = 0; j < i; j++) {
iio_free_idr_val(&iio_event_idr,
dev_info->event_interfaces[j].id);
for (j = 0; j < i; j++)
iio_free_ev_int(&dev_info->event_interfaces[j]);
}
kfree(dev_info->interrupts);
error_free_event_interfaces:
kfree(dev_info->event_interfaces);
@ -735,11 +722,8 @@ static void iio_device_unregister_eventset(struct iio_dev *dev_info)
->event_interfaces[i].dev.kobj,
&dev_info->event_attrs[i]);
for (i = 0; i < dev_info->num_interrupt_lines; i++) {
iio_free_idr_val(&iio_event_idr,
dev_info->event_interfaces[i].id);
for (i = 0; i < dev_info->num_interrupt_lines; i++)
iio_free_ev_int(&dev_info->event_interfaces[i]);
}
kfree(dev_info->interrupts);
kfree(dev_info->event_interfaces);
}

4
drivers/staging/iio/industrialio-ring.c
View File

@ -149,12 +149,10 @@ __iio_request_ring_buffer_event_chrdev(struct iio_ring_buffer *buf,
{
int ret;
buf->ev_int.id = id;
snprintf(buf->ev_int._name, sizeof(buf->ev_int._name),
"%s:event%d",
dev_name(&buf->dev),
buf->ev_int.id);
id);
ret = iio_setup_ev_int(&(buf->ev_int),
buf->ev_int._name,
owner,