Searched refs:dma_bitmap (Results 1 – 1 of 1) sorted by relevance
37 static unsigned long *dma_bitmap; variable51 pos = bitmap_find_free_region(dma_bitmap, dma_pages, order); in __alloc_dma_pages()68 bitmap_release_region(dma_bitmap, pos, order); in __free_dma_pages()141 dma_bitmap = phys_to_virt(bitmap_phys); in coherent_mem_init()142 memset(dma_bitmap, 0, dma_pages * PAGE_SIZE); in coherent_mem_init()