iio: Fix tcs3472 buffer size

and drop obsolete #define

Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

diff --git a/drivers/iio/light/tcs3472.c b/drivers/iio/light/tcs3472.c
index 95510bd..dc7d823 100644 (file)
--- a/drivers/iio/light/tcs3472.c
+++ b/drivers/iio/light/tcs3472.c
@@ -55,12 +55,9 @@ struct tcs3472_data {
        u8 enable;
        u8 control;
        u8 atime;
-       u16 buffer[4];
+       u16 buffer[8]; /* 4 16-bit channels + 64-bit timestamp */
 };
 
-/* 4 16-bit channels + timestamp = 16 bytes */
-#define TSL3472_BUFFER_SIZE 16
-
 #define TCS3472_CHANNEL(_color, _si, _addr) { \
        .type = IIO_INTENSITY, \
        .modified = 1, \