Merge branch 'staging-next' into Linux 3.1

This was done to resolve a conflict in the
drivers/staging/comedi/drivers/ni_labpc.c file that resolved a build
bugfix in Linus's tree with a "better" bugfix that was in the
staging-next tree that resolved the issue in a more complete manner.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 2 insertions, 52 deletions

diff --git a/drivers/staging/iio/chrdev.h b/drivers/staging/iio/chrdev.h
index 3e31ee6220e..d8e736f6052 100644
--- a/drivers/staging/iio/chrdev.h
+++ b/drivers/staging/iio/chrdev.h
@@ -9,26 +9,6 @@
 
 #ifndef _IIO_CHRDEV_H_
 #define _IIO_CHRDEV_H_
-struct iio_dev;
-
-/**
- * struct iio_handler - Structure used to specify file operations
- *			for a particular chrdev
- * @chrdev:	character device structure
- * @id:		the location in the handler table - used for deallocation.
- * @flags:	file operations related flags including busy flag.
- * @private:	handler specific data used by the fileops registered with
- *		the chrdev.
- */
-struct iio_handler {
-	struct cdev	chrdev;
-	int		id;
-	unsigned long	flags;
-	void		*private;
-};
-
-#define iio_cdev_to_handler(cd)				\
-	container_of(cd, struct iio_handler, chrdev)
 
 /**
  * struct iio_event_data - The actual event being pushed to userspace
@@ -37,39 +17,9 @@ struct iio_handler {
  *		the interrupt handler)
  */
 struct iio_event_data {
-	int	id;
+	u64	id;
 	s64	timestamp;
 };
 
-/**
- * struct iio_detected_event_list - list element for events that have occurred
- * @list:		linked list header
- * @ev:			the event itself
- */
-struct iio_detected_event_list {
-	struct list_head		list;
-	struct iio_event_data		ev;
-};
-
-/**
- * struct iio_event_interface - chrdev interface for an event line
- * @dev:		device assocated with event interface
- * @handler:		fileoperations and related control for the chrdev
- * @wait:		wait queue to allow blocking reads of events
- * @event_list_lock:	mutex to protect the list of detected events
- * @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
- */
-struct iio_event_interface {
-	struct device				dev;
-	struct iio_handler			handler;
-	wait_queue_head_t			wait;
-	struct mutex				event_list_lock;
-	struct list_head			det_events;
-	int					max_events;
-	int					current_events;
-	struct list_head dev_attr_list;
-};
-
+#define IIO_GET_EVENT_FD_IOCTL _IOR('i', 0x90, int)
 #endif