xref: /openbmc/linux/drivers/net/ethernet/google/gve/gve_utils.h (revision 1ac731c529cd4d6adbce134754b51ff7d822b145)
1dbdaa675SBailey Forrest /* SPDX-License-Identifier: (GPL-2.0 OR MIT)
2dbdaa675SBailey Forrest  * Google virtual Ethernet (gve) driver
3dbdaa675SBailey Forrest  *
4dbdaa675SBailey Forrest  * Copyright (C) 2015-2021 Google, Inc.
5dbdaa675SBailey Forrest  */
6dbdaa675SBailey Forrest 
7dbdaa675SBailey Forrest #ifndef _GVE_UTILS_H
8dbdaa675SBailey Forrest #define _GVE_UTILS_H
9dbdaa675SBailey Forrest 
10dbdaa675SBailey Forrest #include <linux/etherdevice.h>
11dbdaa675SBailey Forrest 
12dbdaa675SBailey Forrest #include "gve.h"
13dbdaa675SBailey Forrest 
14dbdaa675SBailey Forrest void gve_tx_remove_from_block(struct gve_priv *priv, int queue_idx);
15dbdaa675SBailey Forrest void gve_tx_add_to_block(struct gve_priv *priv, int queue_idx);
16dbdaa675SBailey Forrest 
17dbdaa675SBailey Forrest void gve_rx_remove_from_block(struct gve_priv *priv, int queue_idx);
18dbdaa675SBailey Forrest void gve_rx_add_to_block(struct gve_priv *priv, int queue_idx);
19dbdaa675SBailey Forrest 
20dbdaa675SBailey Forrest struct sk_buff *gve_rx_copy(struct net_device *dev, struct napi_struct *napi,
21*2e80aeaeSPraveen Kaligineedi 			    struct gve_rx_slot_page_info *page_info, u16 len);
22dbdaa675SBailey Forrest 
239b8dd5e5SBailey Forrest /* Decrement pagecnt_bias. Set it back to INT_MAX if it reached zero. */
249b8dd5e5SBailey Forrest void gve_dec_pagecnt_bias(struct gve_rx_slot_page_info *page_info);
259b8dd5e5SBailey Forrest 
26dbdaa675SBailey Forrest #endif /* _GVE_UTILS_H */
27dbdaa675SBailey Forrest 
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