projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| e1253f39 AM |
1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| 2 | /**************************************************************************** | |
| 3 | * Driver for Solarflare network controllers and boards | |
| 4 | * Copyright 2018 Solarflare Communications Inc. | |
| 5 | * | |
| 6 | * This program is free software; you can redistribute it and/or modify it | |
| 7 | * under the terms of the GNU General Public License version 2 as published | |
| 8 | * by the Free Software Foundation, incorporated herein by reference. | |
| 9 | */ | |
| 10 | ||
| 11 | #ifndef EFX_TX_COMMON_H | |
| 12 | #define EFX_TX_COMMON_H | |
| 13 | ||
| 14 | int efx_probe_tx_queue(struct efx_tx_queue *tx_queue); | |
| 15 | void efx_init_tx_queue(struct efx_tx_queue *tx_queue); | |
| 16 | void efx_fini_tx_queue(struct efx_tx_queue *tx_queue); | |
| 17 | void efx_remove_tx_queue(struct efx_tx_queue *tx_queue); | |
| 18 | ||
| 19 | void efx_dequeue_buffer(struct efx_tx_queue *tx_queue, | |
| 20 | struct efx_tx_buffer *buffer, | |
| 21 | unsigned int *pkts_compl, | |
| 22 | unsigned int *bytes_compl); | |
| 23 | ||
| 3b4f06c7 TZ |
24 | static inline bool efx_tx_buffer_in_use(struct efx_tx_buffer *buffer) |
| 25 | { | |
| 26 | return buffer->len || (buffer->flags & EFX_TX_BUF_OPTION); | |
| 27 | } | |
| 28 | ||
| 29 | void efx_xmit_done_check_empty(struct efx_tx_queue *tx_queue); | |
| b8cd9499 AM |
30 | void efx_xmit_done(struct efx_tx_queue *tx_queue, unsigned int index); |
| 31 | ||
| 88f7df35 AM |
32 | void efx_enqueue_unwind(struct efx_tx_queue *tx_queue, |
| 33 | unsigned int insert_count); | |
| 34 | ||
| e1253f39 AM |
35 | struct efx_tx_buffer *efx_tx_map_chunk(struct efx_tx_queue *tx_queue, |
| 36 | dma_addr_t dma_addr, size_t len); | |
| 37 | int efx_tx_map_data(struct efx_tx_queue *tx_queue, struct sk_buff *skb, | |
| 38 | unsigned int segment_count); | |
| 39 | ||
| 40 | unsigned int efx_tx_max_skb_descs(struct efx_nic *efx); | |
| 41 | ||
| 42 | #endif |