iio: xilinx-xadc: Fix ADC-B powerdown
authorLars-Peter Clausen <lars@metafoo.de>
Fri, 3 Apr 2020 13:27:13 +0000 (15:27 +0200)
committerJonathan Cameron <Jonathan.Cameron@huawei.com>
Sun, 19 Apr 2020 16:50:01 +0000 (17:50 +0100)
commite44ec7794d88f918805d700240211a9ec05ed89d
tree96ad7bc4e0ea500beaa638fc02a5a89e9f6e6944
parentdd6230ba1d6b413f1a60301dbd554b90870aabc6
iio: xilinx-xadc: Fix ADC-B powerdown

The check for shutting down the second ADC is inverted. This causes it to
be powered down when it should be enabled. As a result channels that are
supposed to be handled by the second ADC return invalid conversion results.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Fixes: bdc8cda1d010 ("iio:adc: Add Xilinx XADC driver")
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
drivers/iio/adc/xilinx-xadc-core.c