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-rw-r--r--drivers/staging/iio/accel/sca3000.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/staging/iio/accel/sca3000.h b/drivers/staging/iio/accel/sca3000.h
index b284e5a6cac1..9c8a9587df7d 100644
--- a/drivers/staging/iio/accel/sca3000.h
+++ b/drivers/staging/iio/accel/sca3000.h
@@ -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 */