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