diff options
Diffstat (limited to 'drivers/iio/adc')
| -rw-r--r-- | drivers/iio/adc/ad7923.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/iio/adc/ad7923.c b/drivers/iio/adc/ad7923.c index b39ea834cdd6..dbece44e26e4 100644 --- a/drivers/iio/adc/ad7923.c +++ b/drivers/iio/adc/ad7923.c @@ -40,16 +40,16 @@ #define AD7923_MAX_CHAN 4 -#define AD7923_PM_MODE_WRITE(mode) (mode << 4) /* write mode */ -#define AD7923_CHANNEL_WRITE(channel) (channel << 6) /* write channel */ -#define AD7923_SEQUENCE_WRITE(sequence) (((sequence & 1) << 3) \ - + ((sequence & 2) << 9)) +#define AD7923_PM_MODE_WRITE(mode) ((mode) << 4) /* write mode */ +#define AD7923_CHANNEL_WRITE(channel) ((channel) << 6) /* write channel */ +#define AD7923_SEQUENCE_WRITE(sequence) ((((sequence) & 1) << 3) \ + + (((sequence) & 2) << 9)) /* write sequence fonction */ /* left shift for CR : bit 11 transmit in first */ #define AD7923_SHIFT_REGISTER 4 /* val = value, dec = left shift, bits = number of bits of the mask */ -#define EXTRACT(val, dec, bits) ((val >> dec) & ((1 << bits) - 1)) +#define EXTRACT(val, dec, bits) (((val) >> (dec)) & ((1 << (bits)) - 1)) struct ad7923_state { struct spi_device *spi; |