Commit 251a16ab authored by Ian Abbott's avatar Ian Abbott Committed by Greg Kroah-Hartman
Browse files

staging: comedi: comedidev.h: use enum for COMEDI_CB_... constants 



The existing constants `COMEDI_CB_EOS` etc. are in the form of macros
and have a bogus kernel-doc comment.  Change them to `enum` constants so
they can be documented properly with kernel-doc.

Signed-off-by: default avatarIan Abbott <abbotti@mev.co.uk>
Reviewed-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 27509143

drivers/staging/comedi/comedidev.h

+12 −11
Original line number Diff line number Diff line
@@ -216,26 +216,27 @@ struct comedi_async { 
};



/**

 * comedi_async callback "events"

 * enum comedi_cb - &struct comedi_async callback "events"

 * @COMEDI_CB_EOS:		end-of-scan

 * @COMEDI_CB_EOA:		end-of-acquisition/output

 * @COMEDI_CB_BLOCK:		data has arrived, wakes up read() / write()

 * @COMEDI_CB_EOBUF:		DEPRECATED: end of buffer

 * @COMEDI_CB_ERROR:		card error during acquisition

 * @COMEDI_CB_OVERFLOW:		buffer overflow/underflow

 *

 * @COMEDI_CB_ERROR_MASK:	events that indicate an error has occurred

 * @COMEDI_CB_CANCEL_MASK:	events that will cancel an async command

 */

#define COMEDI_CB_EOS		BIT(0)

#define COMEDI_CB_EOA		BIT(1)

#define COMEDI_CB_BLOCK		BIT(2)

#define COMEDI_CB_EOBUF		BIT(3)

#define COMEDI_CB_ERROR		BIT(4)

#define COMEDI_CB_OVERFLOW	BIT(5)



#define COMEDI_CB_ERROR_MASK	(COMEDI_CB_ERROR | COMEDI_CB_OVERFLOW)

#define COMEDI_CB_CANCEL_MASK	(COMEDI_CB_EOA | COMEDI_CB_ERROR_MASK)

enum comedi_cb {

	COMEDI_CB_EOS		= BIT(0),

	COMEDI_CB_EOA		= BIT(1),

	COMEDI_CB_BLOCK		= BIT(2),

	COMEDI_CB_EOBUF		= BIT(3),

	COMEDI_CB_ERROR		= BIT(4),

	COMEDI_CB_OVERFLOW	= BIT(5),

	/* masks */

	COMEDI_CB_ERROR_MASK	= (COMEDI_CB_ERROR | COMEDI_CB_OVERFLOW),

	COMEDI_CB_CANCEL_MASK	= (COMEDI_CB_EOA | COMEDI_CB_ERROR_MASK)

};



struct comedi_driver {

	struct comedi_driver *next;