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/* SPDX-License-Identifier: (GPL-2.0 OR MIT)
* Google virtual Ethernet (gve) driver
*
* Copyright (C) 2015-2021 Google, Inc.
*/
#ifndef _GVE_UTILS_H
#define _GVE_UTILS_H
#include <linux/etherdevice.h>
#include "gve.h"
bool gve_tx_was_added_to_block(struct gve_priv *priv, int queue_idx);
void gve_tx_remove_from_block(struct gve_priv *priv, int queue_idx);
void gve_tx_add_to_block(struct gve_priv *priv, int queue_idx);
bool gve_rx_was_added_to_block(struct gve_priv *priv, int queue_idx);
void gve_rx_remove_from_block(struct gve_priv *priv, int queue_idx);
void gve_rx_add_to_block(struct gve_priv *priv, int queue_idx);
struct sk_buff *gve_rx_copy_data(struct net_device *dev, struct napi_struct *napi,
u8 *data, u16 len);
struct sk_buff *gve_rx_copy(struct net_device *dev, struct napi_struct *napi,
struct gve_rx_slot_page_info *page_info, u16 len);
/* Decrement pagecnt_bias. Set it back to INT_MAX if it reached zero. */
void gve_dec_pagecnt_bias(struct gve_rx_slot_page_info *page_info);
void gve_add_napi(struct gve_priv *priv, int ntfy_idx,
int (*gve_poll)(struct napi_struct *, int));
void gve_remove_napi(struct gve_priv *priv, int ntfy_idx);
#endif /* _GVE_UTILS_H */
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