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path: root/drivers/iio/magnetometer/mag3110.c
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Diffstat (limited to 'drivers/iio/magnetometer/mag3110.c')
-rw-r--r--drivers/iio/magnetometer/mag3110.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/iio/magnetometer/mag3110.c b/drivers/iio/magnetometer/mag3110.c
index becf54496967..f66955fb3509 100644
--- a/drivers/iio/magnetometer/mag3110.c
+++ b/drivers/iio/magnetometer/mag3110.c
@@ -106,7 +106,7 @@ static ssize_t mag3110_show_int_plus_micros(char *buf,
while (n-- > 0)
len += scnprintf(buf + len, PAGE_SIZE - len,
- "%d.%d ", vals[n][0], vals[n][1]);
+ "%d.%06d ", vals[n][0], vals[n][1]);
/* replace trailing space by newline */
buf[len - 1] = '\n';
@@ -154,6 +154,9 @@ static int mag3110_read_raw(struct iio_dev *indio_dev,
switch (mask) {
case IIO_CHAN_INFO_RAW:
+ if (iio_buffer_enabled(indio_dev))
+ return -EBUSY;
+
switch (chan->type) {
case IIO_MAGN: /* in 0.1 uT / LSB */
ret = mag3110_read(data, buffer);
@@ -199,6 +202,9 @@ static int mag3110_write_raw(struct iio_dev *indio_dev,
struct mag3110_data *data = iio_priv(indio_dev);
int rate;
+ if (iio_buffer_enabled(indio_dev))
+ return -EBUSY;
+
switch (mask) {
case IIO_CHAN_INFO_SAMP_FREQ:
rate = mag3110_get_samp_freq_index(data, val, val2);
@@ -266,7 +272,11 @@ static const struct iio_chan_spec mag3110_channels[] = {
.type = IIO_TEMP,
.info_mask_separate = BIT(IIO_CHAN_INFO_RAW),
.scan_index = 3,
- .scan_type = IIO_ST('s', 8, 8, 0),
+ .scan_type = {
+ .sign = 's',
+ .realbits = 8,
+ .storagebits = 8,
+ },
},
IIO_CHAN_SOFT_TIMESTAMP(4),
};