From: Michael Hennerich <michael.hennerich@xxxxxxxxxx>
Signed-off-by: Michael Hennerich <michael.hennerich@xxxxxxxxxx>
Acked-by: Jonathan Cameron <jic23@xxxxxxxxx>
---
drivers/staging/iio/iio.h | 1 +
drivers/staging/iio/industrialio-core.c | 5 +++++
2 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/staging/iio/iio.h b/drivers/staging/iio/iio.h
index 38f1425..78a0927 100644
--- a/drivers/staging/iio/iio.h
+++ b/drivers/staging/iio/iio.h
@@ -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
diff --git a/drivers/staging/iio/industrialio-core.c b/drivers/staging/iio/industrialio-core.c
index 94d3bfa..e5a7663 100644
--- a/drivers/staging/iio/industrialio-core.c
+++ b/drivers/staging/iio/industrialio-core.c
@@ -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;
}
--
1.7.3.4
--
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