diff options
Diffstat (limited to 'drivers/net/ethernet/google/gve/gve_utils.h')
| -rw-r--r-- | drivers/net/ethernet/google/gve/gve_utils.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/drivers/net/ethernet/google/gve/gve_utils.h b/drivers/net/ethernet/google/gve/gve_utils.h new file mode 100644 index 000000000000..bf2e9a0adb36 --- /dev/null +++ b/drivers/net/ethernet/google/gve/gve_utils.h @@ -0,0 +1,35 @@ +/* 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 */ + |