mirror of https://github.com/F-Stack/f-stack.git
80 lines
2.6 KiB
C
80 lines
2.6 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright (c) 2017 Solarflare Communications Inc.
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* All rights reserved.
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*
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* This software was jointly developed between OKTET Labs (under contract
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* for Solarflare) and Solarflare Communications, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _SFC_FLOW_H
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#define _SFC_FLOW_H
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#include <rte_tailq.h>
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#include <rte_flow_driver.h>
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#include "efx.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if EFSYS_OPT_RX_SCALE
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/* RSS configuration storage */
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struct sfc_flow_rss {
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unsigned int rxq_hw_index_min;
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unsigned int rxq_hw_index_max;
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unsigned int rss_hash_types;
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uint8_t rss_key[EFX_RSS_KEY_SIZE];
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unsigned int rss_tbl[EFX_RSS_TBL_SIZE];
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};
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#endif /* EFSYS_OPT_RX_SCALE */
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/* PMD-specific definition of the opaque type from rte_flow.h */
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struct rte_flow {
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efx_filter_spec_t spec; /* filter specification */
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#if EFSYS_OPT_RX_SCALE
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boolean_t rss; /* RSS toggle */
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struct sfc_flow_rss rss_conf; /* RSS configuration */
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#endif /* EFSYS_OPT_RX_SCALE */
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TAILQ_ENTRY(rte_flow) entries; /* flow list entries */
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};
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TAILQ_HEAD(sfc_flow_list, rte_flow);
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extern const struct rte_flow_ops sfc_flow_ops;
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struct sfc_adapter;
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void sfc_flow_init(struct sfc_adapter *sa);
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void sfc_flow_fini(struct sfc_adapter *sa);
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int sfc_flow_start(struct sfc_adapter *sa);
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void sfc_flow_stop(struct sfc_adapter *sa);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SFC_FLOW_H */
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