Lines Matching defs:dma
309 struct drm_device_dma *dma = dev->dma;
314 if (!dma)
316 if (!dma->pagelist)
322 page = virt_to_page((void *)dma->pagelist[page_nr]);
469 struct drm_device_dma *dma;
473 dma = dev->dma;
478 if (!dma || (length >> PAGE_SHIFT) != dma->page_count) {
483 (dma->flags & _DRM_DMA_USE_PCI_RO)) {
542 /* We check for "dma". On Apple's UniNorth, it's valid to have
587 * On some platforms we can't talk to bus dma address from the CPU, so for