Commit 37e3be9d authored by Cristina Opriceana's avatar Cristina Opriceana Committed by Greg Kroah-Hartman
Browse files

Staging: iio: Added define guards where needed



The following files were added define guards to prevent multiple
inclusion.

Signed-off-by: default avatarCristina Opriceana <cristina.opriceana@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent e384b69a
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+4 −0
Original line number Diff line number Diff line
@@ -6,6 +6,8 @@
 * under the terms of the GNU General Public License version 2 as published by
 * the Free Software Foundation.
 */
#ifndef _IIO_UTILS_H
#define _IIO_UTILS_H

#include <string.h>
#include <stdlib.h>
@@ -681,3 +683,5 @@ int read_sysfs_string(const char *filename, const char *basedir, char *str)
	free(temp);
	return ret;
}

#endif /* _IIO_UTILS_H */
+4 −1
Original line number Diff line number Diff line
@@ -38,6 +38,9 @@
 * Can probably alleviate this by reading the interrupt register on start, but
 * that is really just brushing the problem under the carpet.
 */
#ifndef _SCA3000
#define _SCA3000

#define SCA3000_WRITE_REG(a) (((a) << 2) | 0x02)
#define SCA3000_READ_REG(a) ((a) << 2)

@@ -272,4 +275,4 @@ static inline void sca3000_ring_int_process(u8 val, void *ring)
}

#endif
#endif /* _SCA3000 */
+4 −0
Original line number Diff line number Diff line
@@ -5,6 +5,8 @@
 *
 * Licensed under the GPL-2 or later.
 */
#ifndef IIO_DDS_H_
#define IIO_DDS_H_

/**
 * /sys/bus/iio/devices/.../out_altvoltageX_frequencyY
@@ -108,3 +110,5 @@
#define IIO_CONST_ATTR_OUT_WAVETYPES_AVAILABLE(_channel, _output, _modes)\
	IIO_CONST_ATTR(							\
	out_altvoltage##_channel##_out##_output##_wavetype_available, _modes)

#endif /* IIO_DDS_H_ */
+4 −0
Original line number Diff line number Diff line
#ifndef _METER_H
#define _METER_H

#include <linux/iio/sysfs.h>

/* metering ic types of attribute */
@@ -394,3 +397,4 @@
#define IIO_EVENT_ATTR_VPKLVL_EXC(_evlist, _show, _store, _mask) \
	IIO_EVENT_ATTR_SH(vpklvl_exc, _evlist, _show, _store, _mask)

#endif /* _METER_H */
+3 −0
Original line number Diff line number Diff line
@@ -8,6 +8,8 @@
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#ifndef _AD2S1210_H
#define _AD2S1210_H

struct ad2s1210_platform_data {
	unsigned sample;
@@ -15,3 +17,4 @@ struct ad2s1210_platform_data {
	unsigned res[2];
	bool gpioin;
};
#endif /* _AD2S1210_H */