drm2/i915/i915_gem.c

373 shmem_pread_fast(vm_page_t page, int shmem_page_offset, int page_length,
393 				       page_length);
396 				      page_length);
428 shmem_pread_slow(vm_page_t page, int shmem_page_offset, int page_length,
440 					     page_length,
446 					      page_length);
450 				     page_length);
465 	int shmem_page_offset, page_length, ret = 0;
509 		 * page_length = bytes to copy for this page
512 		page_length = remain;
513 		if ((shmem_page_offset + page_length) > PAGE_SIZE)
514 			page_length = PAGE_SIZE - shmem_page_offset;
519 		ret = shmem_pread_fast(page, shmem_page_offset, page_length,
538 		ret = shmem_pread_slow(page, shmem_page_offset, page_length,
550 		remain -= page_length;
551 		user_data += page_length;
552 		offset += page_length;
663 	int page_offset, page_length, ret;
687 		 * page_length = bytes to copy for this page
691 		page_length = remain;
693 			page_length = PAGE_SIZE - page_offset;
700 				    page_offset, user_data, page_length)) {
705 		remain -= page_length;
706 		user_data += page_length;
707 		offset += page_length;
721 shmem_pwrite_fast(vm_page_t page, int shmem_page_offset, int page_length,
743 				       page_length);
746 						page_length);
749 				       page_length);
759 shmem_pwrite_slow(vm_page_t page, int shmem_page_offset, int page_length,
773 					     page_length,
778 						page_length);
782 				       page_length);
785 					     page_length,
801 	int shmem_page_offset, page_length, ret = 0;
852 		 * page_length = bytes to copy for this page
856 		page_length = remain;
857 		if ((shmem_page_offset + page_length) > PAGE_SIZE)
858 			page_length = PAGE_SIZE - shmem_page_offset;
864 			((shmem_page_offset | page_length)
870 		ret = shmem_pwrite_fast(page, shmem_page_offset, page_length,
879 		ret = shmem_pwrite_slow(page, shmem_page_offset, page_length,
893 		remain -= page_length;
894 		user_data += page_length;
895 		offset += page_length;