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authorMatti Vaittinen <mazziesaccount@gmail.com>2023-04-17 12:19:57 +0300
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2023-05-13 19:54:57 +0300
commitb7b04f393ffa1530213f522115e7d77761eb5c4f (patch)
tree7fc33beac37b15b009e7ad48fa503849eafcbf81 /drivers/iio/light
parent672cde9ef80ffde9e76d38f7aa2b287c4a18de9a (diff)
downloadlinux-b7b04f393ffa1530213f522115e7d77761eb5c4f.tar.xz
iio: bu27034: Fix integration time
The bu27034 uses micro seconds for integration time configuration. This is incorrect as the ABI mandates use of seconds. Change BU27034 driver to use seconds for integration time. Fixes: e52afbd61039 ("iio: light: ROHM BU27034 Ambient Light Sensor") Signed-off-by: Matti Vaittinen <mazziesaccount@gmail.com> Link: https://lore.kernel.org/r/a05647669af22ba919c7c87dccb43975e3235a87.1681722914.git.mazziesaccount@gmail.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/light')
-rw-r--r--drivers/iio/light/rohm-bu27034.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/iio/light/rohm-bu27034.c b/drivers/iio/light/rohm-bu27034.c
index e486dcf35eba..25c9b79574a5 100644
--- a/drivers/iio/light/rohm-bu27034.c
+++ b/drivers/iio/light/rohm-bu27034.c
@@ -1167,11 +1167,12 @@ static int bu27034_read_raw(struct iio_dev *idev,
switch (mask) {
case IIO_CHAN_INFO_INT_TIME:
- *val = bu27034_get_int_time(data);
- if (*val < 0)
- return *val;
+ *val = 0;
+ *val2 = bu27034_get_int_time(data);
+ if (*val2 < 0)
+ return *val2;
- return IIO_VAL_INT;
+ return IIO_VAL_INT_PLUS_MICRO;
case IIO_CHAN_INFO_SCALE:
return bu27034_get_scale(data, chan->channel, val, val2);
@@ -1229,7 +1230,10 @@ static int bu27034_write_raw(struct iio_dev *idev,
ret = bu27034_set_scale(data, chan->channel, val, val2);
break;
case IIO_CHAN_INFO_INT_TIME:
- ret = bu27034_try_set_int_time(data, val);
+ if (!val)
+ ret = bu27034_try_set_int_time(data, val2);
+ else
+ ret = -EINVAL;
break;
default:
ret = -EINVAL;