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| author | Peter Meerwald <pmeerw@pmeerw.net> | 2014-12-06 06:00:00 +0000 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2014-06-14 15:48:24 +0100 |
| commit | a476bc02eb4365d02ac71f20b5034e2437691e3f (patch) | |
| tree | e1336d495290a18c4f85614cd363682f8455b3db /drivers/iio/dac | |
| parent | ff96bf519acdb3b99f9bfe07667a9020d5015395 (diff) | |
| download | op-kernel-dev-a476bc02eb4365d02ac71f20b5034e2437691e3f.zip op-kernel-dev-a476bc02eb4365d02ac71f20b5034e2437691e3f.tar.gz | |
iio:adc:ad5504: Use BIT() and GENMASK() macros
Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio/dac')
| -rw-r--r-- | drivers/iio/dac/ad5504.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/iio/dac/ad5504.c b/drivers/iio/dac/ad5504.c index 1e64493..c917dd2 100644 --- a/drivers/iio/dac/ad5504.c +++ b/drivers/iio/dac/ad5504.c @@ -15,17 +15,16 @@ #include <linux/sysfs.h> #include <linux/regulator/consumer.h> #include <linux/module.h> +#include <linux/bitops.h> #include <linux/iio/iio.h> #include <linux/iio/sysfs.h> #include <linux/iio/events.h> #include <linux/iio/dac/ad5504.h> -#define AD5505_BITS 12 -#define AD5504_RES_MASK ((1 << (AD5505_BITS)) - 1) - -#define AD5504_CMD_READ (1 << 15) -#define AD5504_CMD_WRITE (0 << 15) +#define AD5504_RES_MASK GENMASK(11, 0) +#define AD5504_CMD_READ BIT(15) +#define AD5504_CMD_WRITE 0 #define AD5504_ADDR(addr) ((addr) << 12) /* Registers */ @@ -42,7 +41,7 @@ /** * struct ad5446_state - driver instance specific data - * @us: spi_device + * @spi: spi_device * @reg: supply regulator * @vref_mv: actual reference voltage used * @pwr_down_mask power down mask |
