On 2/7/25 2:09 PM, David Lechner wrote: > Add support for SPI offload to the ad7944 driver. This allows reading > data at the max sample rate of 2.5 MSPS. > ... > --- > drivers/iio/adc/Kconfig | 1 + > drivers/iio/adc/ad7944.c | 291 ++++++++++++++++++++++++++++++++++++++++++++--- > 2 files changed, 276 insertions(+), 16 deletions(-) > > diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig > index a3e8ac569ce4c6b6b30b48acb265d530aa98e89c..995b9cacbaa964d26424346120c139858f93cdcd 100644 > --- a/drivers/iio/adc/Kconfig > +++ b/drivers/iio/adc/Kconfig > @@ -360,6 +360,7 @@ config AD7923 > config AD7944 > tristate "Analog Devices AD7944 and similar ADCs driver" > depends on SPI > + select SPI_OFFLOAD > select IIO_BUFFER I missed adding select IIO_BUFFER_DMAENGINE Closes: https://lore.kernel.org/oe-kbuild-all/202502082251.NuHT15R7-lkp@xxxxxxxxx/ > select IIO_TRIGGERED_BUFFER > help
