1/* SPDX-License-Identifier: (GPL-2.0 OR MIT) 2 * Google virtual Ethernet (gve) driver 3 * 4 * Copyright (C) 2015-2021 Google, Inc. 5 */ 6 7#ifndef _GVE_UTILS_H 8#define _GVE_UTILS_H 9 10#include <linux/etherdevice.h> 11 12#include "gve.h" 13 14bool gve_tx_was_added_to_block(struct gve_priv *priv, int queue_idx); 15void gve_tx_remove_from_block(struct gve_priv *priv, int queue_idx); 16void gve_tx_add_to_block(struct gve_priv *priv, int queue_idx); 17 18bool gve_rx_was_added_to_block(struct gve_priv *priv, int queue_idx); 19void gve_rx_remove_from_block(struct gve_priv *priv, int queue_idx); 20void gve_rx_add_to_block(struct gve_priv *priv, int queue_idx); 21 22struct sk_buff *gve_rx_copy_data(struct net_device *dev, struct napi_struct *napi, 23 u8 *data, u16 len); 24 25struct sk_buff *gve_rx_copy(struct net_device *dev, struct napi_struct *napi, 26 struct gve_rx_slot_page_info *page_info, u16 len); 27 28/* Decrement pagecnt_bias. Set it back to INT_MAX if it reached zero. */ 29void gve_dec_pagecnt_bias(struct gve_rx_slot_page_info *page_info); 30 31void gve_add_napi(struct gve_priv *priv, int ntfy_idx, 32 int (*gve_poll)(struct napi_struct *, int)); 33void gve_remove_napi(struct gve_priv *priv, int ntfy_idx); 34#endif /* _GVE_UTILS_H */ 35 36