If NO_DMA=y:
ERROR: "bad_dma_ops" [drivers/iio/adc/stm32-dfsdm-adc.ko] undefined!
Add a dependency on HAS_DMA to fix this.
Fixes: e2e6771c64625165 ("IIO: ADC: add STM32 DFSDM sigma delta ADC support") Signed-off-by: Geert Uytterhoeven geert@linux-m68k.org --- drivers/iio/adc/Kconfig | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig index 39e3b345a6c84033..d976c64107c8e9fd 100644 --- a/drivers/iio/adc/Kconfig +++ b/drivers/iio/adc/Kconfig @@ -683,6 +683,7 @@ config STM32_DFSDM_CORE config STM32_DFSDM_ADC tristate "STMicroelectronics STM32 dfsdm adc" depends on (ARCH_STM32 && OF) || COMPILE_TEST + depends on HAS_DMA select STM32_DFSDM_CORE select REGMAP_MMIO select IIO_BUFFER_HW_CONSUMER