6.12-stable review patch. If anyone has any objections, please let me know.
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From: Markus Burri markus.burri@mt.com
commit 21d7241faf406e8aee3ce348451cc362d5db6a02 upstream.
Channel configuration doesn't work as expected. For FIELD_PREP the bit mask is needed and not the bit number.
Fixes: 874bbd1219c7 ("iio: adc: ad7192: Use bitfield access macros") Signed-off-by: Markus Burri markus.burri@mt.com Reviewed-by: Nuno Sá nuno.sa@analog.com Link: https://patch.msgid.link/20250124150703.97848-1-markus.burri@mt.com Cc: Stable@vger.kernel.org Signed-off-by: Jonathan Cameron Jonathan.Cameron@huawei.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/iio/adc/ad7192.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/iio/adc/ad7192.c +++ b/drivers/iio/adc/ad7192.c @@ -1082,7 +1082,7 @@ static int ad7192_update_scan_mode(struc
conf &= ~AD7192_CONF_CHAN_MASK; for_each_set_bit(i, scan_mask, 8) - conf |= FIELD_PREP(AD7192_CONF_CHAN_MASK, i); + conf |= FIELD_PREP(AD7192_CONF_CHAN_MASK, BIT(i));
ret = ad_sd_write_reg(&st->sd, AD7192_REG_CONF, 3, conf); if (ret < 0)