mic_dma_prep_memcpy_lock 503 drivers/dma/mic_x100_dma.c tx = mic_dma_prep_memcpy_lock(&ch->api_ch, 0, 0, 0, DMA_PREP_FENCE); mic_dma_prep_memcpy_lock 603 drivers/dma/mic_x100_dma.c mic_dma_dev->dma_dev.device_prep_dma_memcpy = mic_dma_prep_memcpy_lock;