41  * in the GPU's address space.  System pages can be mapped into
42  * the aperture and look like contiguous pages from the GPU's
43  * perspective.  A page table maps the pages in the aperture
44  * to the actual backing pages in system memory.
69  * when pages are taken out of the GART
211  * amdgpu_gart_unbind - unbind pages from the gart page table
215  * @pages: number of pages to unbind
217  * Unbinds the requested pages from the gart page table and
222 			int pages)  in amdgpu_gart_unbind()  argument
238 	for (i = 0; i < pages; i++, p++) {  in amdgpu_gart_unbind()
240 		adev->gart.pages[p] = NULL;  in amdgpu_gart_unbind()
265  * @pages: number of pages to bind
266  * @dma_addr: DMA addresses of pages
274 		    int pages, dma_addr_t *dma_addr, uint64_t flags,  in amdgpu_gart_map()  argument
287 	for (i = 0; i < pages; i++) {  in amdgpu_gart_map()
298  * amdgpu_gart_bind - bind pages into the gart page table
302  * @pages: number of pages to bind
303  * @pagelist: pages to bind
304  * @dma_addr: DMA addresses of pages
307  * Binds the requested pages to the gart page table
312 		     int pages, struct page **pagelist, dma_addr_t *dma_addr,  in amdgpu_gart_bind()  argument
328 	for (i = 0; i < pages; i++, p++)  in amdgpu_gart_bind()
329 		adev->gart.pages[p] = pagelist ? pagelist[i] : NULL;  in amdgpu_gart_bind()
335 	r = amdgpu_gart_map(adev, offset, pages, dma_addr, flags,  in amdgpu_gart_bind()
373 	DRM_INFO("GART: num cpu pages %u, num gpu pages %u\n",  in amdgpu_gart_init()
377 	/* Allocate pages table */  in amdgpu_gart_init()
378 	adev->gart.pages = vzalloc(array_size(sizeof(void *),  in amdgpu_gart_init()
380 	if (adev->gart.pages == NULL)  in amdgpu_gart_init()
397 	vfree(adev->gart.pages);  in amdgpu_gart_fini()
398 	adev->gart.pages = NULL;  in amdgpu_gart_fini()