14 				 struct sg_table *pages,  in __i915_gem_object_set_pages()  argument
26 	/* Make the pages coherent with the GPU (flushing any swapin). */  in __i915_gem_object_set_pages()
30 			drm_clflush_sg(pages);  in __i915_gem_object_set_pages()
34 	obj->mm.get_page.sg_pos = pages->sgl;  in __i915_gem_object_set_pages()
37 	obj->mm.pages = pages;  in __i915_gem_object_set_pages()
54 	 * 64K or 4K pages, although in practice this will depend on a number of  in __i915_gem_object_set_pages()
101 /* Ensure that the associated pages are gathered from the backing storage
104  * i915_gem_object_unpin_pages() - once the pages are no longer referenced
105  * either as a result of memory pressure (reaping pages under the shrinker)
140 /* Try to discard unwanted pages */
170 	struct sg_table *pages;  in __i915_gem_object_unset_pages()  local
172 	pages = fetch_and_zero(&obj->mm.pages);  in __i915_gem_object_unset_pages()
173 	if (IS_ERR_OR_NULL(pages))  in __i915_gem_object_unset_pages()
174 		return pages;  in __i915_gem_object_unset_pages()
189 	return pages;  in __i915_gem_object_unset_pages()
194 	struct sg_table *pages;  in __i915_gem_object_put_pages()  local
214 	pages = __i915_gem_object_unset_pages(obj);  in __i915_gem_object_put_pages()
218 	 * NULL pages. In the future, when we have more asynchronous  in __i915_gem_object_put_pages()
222 	if (!pages && !i915_gem_object_needs_async_cancel(obj))  in __i915_gem_object_put_pages()
223 		pages = ERR_PTR(-EINVAL);  in __i915_gem_object_put_pages()
225 	if (!IS_ERR(pages))  in __i915_gem_object_put_pages()
226 		obj->ops->put_pages(obj, pages);  in __i915_gem_object_put_pages()
240 	struct page *stack[32], **pages = stack, *page;  in i915_gem_object_map_page()  local
252 		 * vmap) to provide virtual mappings of the high pages.  in i915_gem_object_map_page()
267 		if (n_pages == 1 && !PageHighMem(sg_page(obj->mm.pages->sgl)))  in i915_gem_object_map_page()
268 			return page_address(sg_page(obj->mm.pages->sgl));  in i915_gem_object_map_page()
278 		pages = kvmalloc_array(n_pages, sizeof(*pages), GFP_KERNEL);  in i915_gem_object_map_page()
279 		if (!pages)  in i915_gem_object_map_page()
284 	for_each_sgt_page(page, iter, obj->mm.pages)  in i915_gem_object_map_page()
285 		pages[i++] = page;  in i915_gem_object_map_page()
286 	vaddr = vmap(pages, n_pages, 0, pgprot);  in i915_gem_object_map_page()
287 	if (pages != stack)  in i915_gem_object_map_page()
288 		kvfree(pages);  in i915_gem_object_map_page()
314 	for_each_sgt_daddr(addr, iter, obj->mm.pages)  in i915_gem_object_map_pfn()
322 /* get, pin, and map the pages of the object into kernel space */
430 	 * We allow removing the mapping from underneath pinned pages!  in __i915_gem_object_release_map()
482 		 * individual pages from this range, cancel updating the  in i915_gem_object_get_sg()