Lines Matching refs:dummy_page
783 if (rdev->dummy_page.page) in radeon_dummy_page_init()
785 rdev->dummy_page.page = alloc_page(GFP_DMA32 | GFP_KERNEL | __GFP_ZERO); in radeon_dummy_page_init()
786 if (rdev->dummy_page.page == NULL) in radeon_dummy_page_init()
788 rdev->dummy_page.addr = dma_map_page(&rdev->pdev->dev, rdev->dummy_page.page, in radeon_dummy_page_init()
790 if (dma_mapping_error(&rdev->pdev->dev, rdev->dummy_page.addr)) { in radeon_dummy_page_init()
792 __free_page(rdev->dummy_page.page); in radeon_dummy_page_init()
793 rdev->dummy_page.page = NULL; in radeon_dummy_page_init()
796 rdev->dummy_page.entry = radeon_gart_get_page_entry(rdev->dummy_page.addr, in radeon_dummy_page_init()
810 if (rdev->dummy_page.page == NULL) in radeon_dummy_page_fini()
812 dma_unmap_page(&rdev->pdev->dev, rdev->dummy_page.addr, PAGE_SIZE, in radeon_dummy_page_fini()
814 __free_page(rdev->dummy_page.page); in radeon_dummy_page_fini()
815 rdev->dummy_page.page = NULL; in radeon_dummy_page_fini()