88 scif_create_pinned_pages(int nr_pages, int prot)  in scif_create_pinned_pages()  argument
97 	pin->pages = scif_zalloc(nr_pages * sizeof(*pin->pages));  in scif_create_pinned_pages()
123 	for (j = 0; j < pin->nr_pages; j++) {  in scif_destroy_pinned_pages()
132 		  pin->nr_pages * sizeof(*pin->pages));  in scif_destroy_pinned_pages()
146 struct scif_window *scif_create_window(struct scif_endpt *ep, int nr_pages,  in scif_create_window()  argument
156 	window->dma_addr = scif_zalloc(nr_pages * sizeof(*window->dma_addr));  in scif_create_window()
160 	window->num_pages = scif_zalloc(nr_pages * sizeof(*window->num_pages));  in scif_create_window()
178 		  nr_pages * sizeof(*window->dma_addr));  in scif_create_window()
195 	int nr_pages = window->nr_pages;  in scif_destroy_incomplete_window()  local
220 	scif_free(window->dma_addr, nr_pages * sizeof(*window->dma_addr));  in scif_destroy_incomplete_window()
221 	scif_free(window->num_pages, nr_pages * sizeof(*window->num_pages));  in scif_destroy_incomplete_window()
273 			  int nr_pages, bool try_lock)  in __scif_dec_pinned_vm_lock()  argument
275 	if (!mm || !nr_pages || !scif_ulimit_check)  in __scif_dec_pinned_vm_lock()
286 	mm->pinned_vm -= nr_pages;  in __scif_dec_pinned_vm_lock()
292 					     int nr_pages)  in __scif_check_inc_pinned_vm()  argument
296 	if (!mm || !nr_pages || !scif_ulimit_check)  in __scif_check_inc_pinned_vm()
299 	locked = nr_pages;  in __scif_check_inc_pinned_vm()
323 	int nr_pages = window->nr_pages;  in scif_destroy_window()  local
327 		__scif_dec_pinned_vm_lock(window->mm, window->nr_pages, 0);  in scif_destroy_window()
350 	scif_free(window->dma_addr, nr_pages * sizeof(*window->dma_addr));  in scif_destroy_window()
351 	scif_free(window->num_pages, nr_pages * sizeof(*window->num_pages));  in scif_destroy_window()
370 	int nr_pages = window->nr_pages;  in scif_create_remote_lookup()  local
381 	window->nr_lookup = ALIGN(nr_pages * PAGE_SIZE,  in scif_create_remote_lookup()
408 	for (i = 0, j = 0; i < nr_pages; i += SCIF_NR_ADDR_IN_PAGE, j++) {  in scif_create_remote_lookup()
446 		for (i = 0, j = 0; i < window->nr_pages;  in scif_destroy_remote_lookup()
480 scif_create_remote_window(struct scif_dev *scifdev, int nr_pages)  in scif_create_remote_window()  argument
490 	window->nr_pages = nr_pages;  in scif_create_remote_window()
492 	window->dma_addr = scif_zalloc(nr_pages * sizeof(*window->dma_addr));  in scif_create_remote_window()
496 	window->num_pages = scif_zalloc(nr_pages *  in scif_create_remote_window()
524 	scif_free(window->dma_addr, window->nr_pages *  in scif_destroy_remote_window()
526 	scif_free(window->num_pages, window->nr_pages *  in scif_destroy_remote_window()
551 	err = sg_alloc_table(window->st, window->nr_pages, GFP_KERNEL);  in scif_iommu_map()
603 	for (i = 0, j = 0; i < window->nr_pages; i += nr_contig_pages, j++) {  in scif_map_window()
608 		for (k = i + 1; k < window->nr_pages; k++) {  in scif_map_window()
725 		scif_put_window(window, window->nr_pages);  in scif_unregister_window()
738 						       window->nr_pages, 1)) {  in scif_unregister_window()
768 	msg.payload[1] = window->nr_pages;  in scif_send_alloc_request()
1061 	int nr_pages = msg->payload[1];  in scif_alloc_req()  local
1063 	window = scif_create_remote_window(scifdev, nr_pages);  in scif_alloc_req()
1081 		__func__, __LINE__, err, window, nr_pages);  in scif_alloc_req()
1203 	req.nr_bytes = recv_window->nr_pages << PAGE_SHIFT;  in scif_recv_unreg()
1218 			scif_put_window(window, window->nr_pages);  in scif_recv_unreg()
1327 	int nr_pages, err = 0, i;  in __scif_pin_pages()  local
1351 	nr_pages = len >> PAGE_SHIFT;  in __scif_pin_pages()
1354 	pinned_pages = scif_create_pinned_pages(nr_pages, prot);  in __scif_pin_pages()
1362 		for (i = 0; i < nr_pages; i++) {  in __scif_pin_pages()
1370 		pinned_pages->nr_pages = nr_pages;  in __scif_pin_pages()
1388 			err = __scif_check_inc_pinned_vm(mm, nr_pages);  in __scif_pin_pages()
1391 				pinned_pages->nr_pages = 0;  in __scif_pin_pages()
1396 		pinned_pages->nr_pages = get_user_pages(  in __scif_pin_pages()
1400 				nr_pages,  in __scif_pin_pages()
1406 		if (nr_pages != pinned_pages->nr_pages) {  in __scif_pin_pages()
1410 								  nr_pages, 0);  in __scif_pin_pages()
1412 				for (i = 0; i < pinned_pages->nr_pages; i++) {  in __scif_pin_pages()
1425 	if (pinned_pages->nr_pages < nr_pages) {  in __scif_pin_pages()
1427 		pinned_pages->nr_pages = nr_pages;  in __scif_pin_pages()
1437 		__scif_dec_pinned_vm_lock(mm, nr_pages, 0);  in __scif_pin_pages()
1440 	pinned_pages->nr_pages = nr_pages;  in __scif_pin_pages()
1505 	len = pinned_pages->nr_pages << PAGE_SHIFT;  in scif_register_pinned_pages()
1538 	window = scif_create_window(ep, pinned_pages->nr_pages,  in scif_register_pinned_pages()
1547 	window->nr_pages = pinned_pages->nr_pages;  in scif_register_pinned_pages()
1656 	window->nr_pages = len >> PAGE_SHIFT;  in scif_register()
1722 	int nr_pages, err;  in scif_unregister()  local
1744 	nr_pages = len >> PAGE_SHIFT;  in scif_unregister()
1767 	err = scif_rma_list_unregister(window, offset, nr_pages);  in scif_unregister()