mem2mem 211 drivers/dma/stm32-dma.c bool mem2mem; mem2mem 1309 drivers/dma/stm32-dma.c dmadev->mem2mem = of_property_read_bool(pdev->dev.of_node, mem2mem 1343 drivers/dma/stm32-dma.c if (dmadev->mem2mem) {