1 /* SPDX-License-Identifier: BSD-3-Clause
3 * Copyright (c) 2017-2018 Solarflare Communications Inc.
6 * This software was jointly developed between OKTET Labs (under contract
7 * for Solarflare) and Solarflare Communications, Inc.
13 #include <rte_tailq.h>
14 #include <rte_flow_driver.h>
23 * The maximum number of fully elaborated hardware filter specifications
24 * which can be produced from a template by means of multiplication, if
25 * missing match flags are needed to be taken into account
27 #define SF_FLOW_SPEC_NB_FILTERS_MAX 8
29 /* RSS configuration storage */
31 unsigned int rxq_hw_index_min;
32 unsigned int rxq_hw_index_max;
33 unsigned int rss_hash_types;
34 uint8_t rss_key[EFX_RSS_KEY_SIZE];
35 unsigned int rss_tbl[EFX_RSS_TBL_SIZE];
38 /* Flow engines supported by the implementation */
39 enum sfc_flow_spec_type {
40 SFC_FLOW_SPEC_FILTER = 0,
45 /* VNIC-specific flow specification */
46 struct sfc_flow_spec_filter {
47 /* partial specification from flow rule */
48 efx_filter_spec_t template;
49 /* fully elaborated hardware filters specifications */
50 efx_filter_spec_t filters[SF_FLOW_SPEC_NB_FILTERS_MAX];
51 /* number of complete specifications */
55 /* RSS configuration */
56 struct sfc_flow_rss rss_conf;
59 /* Flow specification */
60 struct sfc_flow_spec {
61 /* Flow specification type (engine-based) */
62 enum sfc_flow_spec_type type;
66 /* Filter-based (VNIC level flows) specification */
67 struct sfc_flow_spec_filter filter;
71 /* PMD-specific definition of the opaque type from rte_flow.h */
73 struct sfc_flow_spec spec; /* flow specification */
74 TAILQ_ENTRY(rte_flow) entries; /* flow list entries */
77 TAILQ_HEAD(sfc_flow_list, rte_flow);
79 extern const struct rte_flow_ops sfc_flow_ops;
83 void sfc_flow_init(struct sfc_adapter *sa);
84 void sfc_flow_fini(struct sfc_adapter *sa);
85 int sfc_flow_start(struct sfc_adapter *sa);
86 void sfc_flow_stop(struct sfc_adapter *sa);
91 #endif /* _SFC_FLOW_H */