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- /* SPDX-License-Identifier: GPL-2.0-only */
- /****************************************************************************
- * Driver for Solarflare network controllers and boards
- * Copyright 2018 Solarflare Communications Inc.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation, incorporated herein by reference.
- */
- #ifndef EFX_TX_COMMON_H
- #define EFX_TX_COMMON_H
- int efx_siena_probe_tx_queue(struct efx_tx_queue *tx_queue);
- void efx_siena_init_tx_queue(struct efx_tx_queue *tx_queue);
- void efx_siena_fini_tx_queue(struct efx_tx_queue *tx_queue);
- void efx_siena_remove_tx_queue(struct efx_tx_queue *tx_queue);
- static inline bool efx_tx_buffer_in_use(struct efx_tx_buffer *buffer)
- {
- return buffer->len || (buffer->flags & EFX_TX_BUF_OPTION);
- }
- void efx_siena_xmit_done_check_empty(struct efx_tx_queue *tx_queue);
- void efx_siena_xmit_done(struct efx_tx_queue *tx_queue, unsigned int index);
- void efx_siena_enqueue_unwind(struct efx_tx_queue *tx_queue,
- unsigned int insert_count);
- struct efx_tx_buffer *efx_siena_tx_map_chunk(struct efx_tx_queue *tx_queue,
- dma_addr_t dma_addr, size_t len);
- int efx_siena_tx_map_data(struct efx_tx_queue *tx_queue, struct sk_buff *skb,
- unsigned int segment_count);
- unsigned int efx_siena_tx_max_skb_descs(struct efx_nic *efx);
- int efx_siena_tx_tso_fallback(struct efx_tx_queue *tx_queue, struct sk_buff *skb);
- extern bool efx_siena_separate_tx_channels;
- #endif
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