buf_virt 693 drivers/dma/imx-sdma.c void *buf_virt; buf_virt 698 drivers/dma/imx-sdma.c buf_virt = dma_alloc_coherent(sdma->dev, size, &buf_phys, GFP_KERNEL); buf_virt 699 drivers/dma/imx-sdma.c if (!buf_virt) { buf_virt 711 drivers/dma/imx-sdma.c memcpy(buf_virt, buf, size); buf_virt 717 drivers/dma/imx-sdma.c dma_free_coherent(sdma->dev, size, buf_virt, buf_phys);