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authorOliver Lang <Oliver.Lang@gossenmetrawatt.com>2021-06-10 15:46:18 +0200
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2021-06-13 17:00:18 +0100
commit71b33f6f93ef9462c84560e2236ed22209d26a58 (patch)
tree8b528ee5379a4c81bdb008df85d4a33444c85b6e /drivers/iio
parent421a26f3d7a7c3ca43f3a9dc0f3cb0f562d5bd95 (diff)
iio: ltr501: ltr501_read_ps(): add missing endianness conversion
The PS ADC Channel data is spread over 2 registers in little-endian form. This patch adds the missing endianness conversion. Fixes: 2690be905123 ("iio: Add Lite-On ltr501 ambient light / proximity sensor driver") Signed-off-by: Oliver Lang <Oliver.Lang@gossenmetrawatt.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de> Tested-by: Nikita Travkin <nikita@trvn.ru> # ltr559 Link: https://lore.kernel.org/r/20210610134619.2101372-4-mkl@pengutronix.de Cc: <Stable@vger.kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio')
-rw-r--r--drivers/iio/light/ltr501.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/iio/light/ltr501.c b/drivers/iio/light/ltr501.c
index 79898b72fe73..74ed2d88a3ed 100644
--- a/drivers/iio/light/ltr501.c
+++ b/drivers/iio/light/ltr501.c
@@ -409,18 +409,19 @@ static int ltr501_read_als(const struct ltr501_data *data, __le16 buf[2])
static int ltr501_read_ps(const struct ltr501_data *data)
{
- int ret, status;
+ __le16 status;
+ int ret;
ret = ltr501_drdy(data, LTR501_STATUS_PS_RDY);
if (ret < 0)
return ret;
ret = regmap_bulk_read(data->regmap, LTR501_PS_DATA,
- &status, 2);
+ &status, sizeof(status));
if (ret < 0)
return ret;
- return status;
+ return le16_to_cpu(status);
}
static int ltr501_read_intr_prst(const struct ltr501_data *data,