mlx5/core/pagealloc.c

50 	u16	func_id;
72 static u32 get_function(u16 func_id, bool ec_function)
74 	return (u32)func_id | (ec_function << 16);
77 static u16 func_id_to_type(struct mlx5_core_dev *dev, u16 func_id, bool ec_function)
79 	if (!func_id)
82 	if (func_id <= max(mlx5_core_max_vfs(dev), mlx5_core_max_ec_vfs(dev))) {
198 static int mlx5_cmd_query_pages(struct mlx5_core_dev *dev, u16 *func_id,
216 	*func_id = MLX5_GET(query_pages_out, out, function_id);
336 static void page_notify_fail(struct mlx5_core_dev *dev, u16 func_id,
344 	MLX5_SET(manage_pages_in, in, function_id, func_id);
349 		mlx5_core_warn(dev, "page notify failed func_id(%d) err(%d)\n",
350 			       func_id, err);
353 static int give_pages(struct mlx5_core_dev *dev, u16 func_id, int npages,
356 	u32 function = get_function(func_id, ec_function);
392 	MLX5_SET(manage_pages_in, in, function_id, func_id);
407 		mlx5_core_warn(dev, "func_id 0x%x, npages %d, err %d\n",
408 			       func_id, npages, err);
412 	func_type = func_id_to_type(dev, func_id, ec_function);
416 	mlx5_core_dbg(dev, "npages %d, ec_function %d, func_id 0x%x, err %d\n",
417 		      npages, ec_function, func_id, err);
430 		page_notify_fail(dev, func_id, ec_function);
434 static void release_all_pages(struct mlx5_core_dev *dev, u16 func_id,
437 	u32 function = get_function(func_id, ec_function);
456 	func_type = func_id_to_type(dev, func_id, ec_function);
460 	mlx5_core_dbg(dev, "npages %d, ec_function %d, func_id 0x%x\n",
461 		      npages, ec_function, func_id);
489 	u32 func_id;
498 	func_id = MLX5_GET(manage_pages_in, in, function_id);
501 	root = xa_load(&dev->priv.page_root_xa, get_function(func_id, ec_function));
517 static int reclaim_pages(struct mlx5_core_dev *dev, u16 func_id, int npages,
520 	u32 function = get_function(func_id, ec_function);
539 	MLX5_SET(manage_pages_in, in, function_id, func_id);
544 		      func_id, npages, outlen);
576 	func_type = func_id_to_type(dev, func_id, ec_function);
592 		release_all_pages(dev, req->func_id, req->ec_function);
594 		err = reclaim_pages(dev, req->func_id, -1 * req->npages, NULL,
597 		err = give_pages(dev, req->func_id, req->npages, 1, req->ec_function);
620 	u16 func_id;
627 	func_id = be16_to_cpu(eqe->data.req_pages.func_id);
633 		      func_id, npages, release_all);
641 	req->func_id = func_id;
652 	u16 func_id;
656 	err = mlx5_cmd_query_pages(dev, &func_id, &npages, boot);
660 	mlx5_core_dbg(dev, "requested %d %s pages for func_id 0x%x\n",
661 		      npages, boot ? "boot" : "init", func_id);
663 	return give_pages(dev, func_id, npages, 0, mlx5_core_is_ecpf(dev));
698 			mlx5_core_warn(dev, "reclaim_pages err (%d) func_id=0x%x ec_func=0x%x\n",