stm32_dfsdm_dma_request 1450 drivers/iio/adc/stm32-dfsdm-adc.c return stm32_dfsdm_dma_request(dev, indio_dev); stm32_dfsdm_dma_request 1497 drivers/iio/adc/stm32-dfsdm-adc.c ret = stm32_dfsdm_dma_request(dev, indio_dev);