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iio: industrialio-core: introduce IIO_VAL_INT_PLUS_NANO

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Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Michael Hennerich 2011-06-27 13:07:07 +01:00 committed by Greg Kroah-Hartman
parent 6263ba5519
commit 71646e2c7a
2 changed files with 6 additions and 0 deletions
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1
drivers/staging/iio/iio.h
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@ -202,6 +202,7 @@ static inline s64 iio_get_time_ns(void)
* call to iio_device_register. */
#define IIO_VAL_INT 1
#define IIO_VAL_INT_PLUS_MICRO 2
#define IIO_VAL_INT_PLUS_NANO 3
/**
* struct iio_info - constant information about device

5
drivers/staging/iio/industrialio-core.c
View File

@ -396,6 +396,11 @@ static ssize_t iio_read_channel_info(struct device *dev,
return sprintf(buf, "-%d.%06u\n", val, -val2);
else
return sprintf(buf, "%d.%06u\n", val, val2);
} else if (ret == IIO_VAL_INT_PLUS_NANO) {
if (val2 < 0)
return sprintf(buf, "-%d.%09u\n", val, -val2);
else
return sprintf(buf, "%d.%09u\n", val, val2);
} else
return 0;
}