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However, the TMP006 stores register values in Big Endian byte order, while i2c_smbus_read_word_data() assumes Little Endian. This causes byte-swapped values to be pushed to the IIO buffer on Little Endian architectures, leading to corrupted sensor readings when using triggered buffers. Fix this by switching to i2c_smbus_read_word_swapped() inside the trigger handler. Fixes: 91f75ccf9f03 ("iio: temperature: tmp006: add triggered buffer support") Assisted-by: LLM Signed-off-by: Salah Triki --- drivers/iio/temperature/tmp006.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/iio/temperature/tmp006.c b/drivers/iio/temperature/tmp006.c index d9f6449ec0d8..f3b3de0bf221 100644 --- a/drivers/iio/temperature/tmp006.c +++ b/drivers/iio/temperature/tmp006.c @@ -256,12 +256,12 @@ static irqreturn_t tmp006_trigger_handler(int irq, void *p) } scan = { }; s32 ret; - ret = i2c_smbus_read_word_data(data->client, TMP006_VOBJECT); + ret = i2c_smbus_read_word_swapped(data->client, TMP006_VOBJECT); if (ret < 0) goto err; scan.channels[0] = ret; - ret = i2c_smbus_read_word_data(data->client, TMP006_TAMBIENT); + ret = i2c_smbus_read_word_swapped(data->client, TMP006_TAMBIENT); if (ret < 0) goto err; scan.channels[1] = ret; -- 2.43.0