5feecc57d9
Aligning Mellanox SPDX copyrights to a single format. In addition replace to SPDX licence files which were missed. Signed-off-by: Shahaf Shuler <shahafs@mellanox.com> Acked-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
69 lines
2.0 KiB
C
69 lines
2.0 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright 2017 6WIND S.A.
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* Copyright 2017 Mellanox Technologies, Ltd
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*/
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#ifndef _TAP_FLOW_H_
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#define _TAP_FLOW_H_
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#include <rte_flow.h>
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#include <rte_flow_driver.h>
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#include <rte_eth_tap.h>
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#include <tap_autoconf.h>
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/**
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* In TC, priority 0 means we require the kernel to allocate one for us.
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* In rte_flow, however, we want the priority 0 to be the most important one.
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* Use an offset to have the most important priority being 1 in TC.
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*/
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#define PRIORITY_OFFSET 1
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#define PRIORITY_MASK (0xfff)
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#define MAX_PRIORITY (PRIORITY_MASK - PRIORITY_OFFSET)
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#define GROUP_MASK (0xf)
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#define GROUP_SHIFT 12
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#define MAX_GROUP GROUP_MASK
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#define RSS_PRIORITY_OFFSET RTE_PMD_TAP_MAX_QUEUES
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/**
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* These index are actually in reversed order: their priority is processed
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* by subtracting their value to the lowest priority (PRIORITY_MASK).
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* Thus the first one will have the lowest priority in the end
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* (but biggest value).
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*/
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enum implicit_rule_index {
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TAP_REMOTE_TX,
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TAP_ISOLATE,
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TAP_REMOTE_BROADCASTV6,
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TAP_REMOTE_BROADCAST,
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TAP_REMOTE_ALLMULTI,
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TAP_REMOTE_PROMISC,
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TAP_REMOTE_LOCAL_MAC,
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TAP_REMOTE_MAX_IDX,
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};
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enum bpf_fd_idx {
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SEC_L3_L4,
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SEC_MAX,
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};
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int tap_dev_filter_ctrl(struct rte_eth_dev *dev,
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enum rte_filter_type filter_type,
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enum rte_filter_op filter_op,
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void *arg);
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int tap_flow_flush(struct rte_eth_dev *dev, struct rte_flow_error *error);
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int tap_flow_implicit_create(struct pmd_internals *pmd,
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enum implicit_rule_index idx);
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int tap_flow_implicit_destroy(struct pmd_internals *pmd,
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enum implicit_rule_index idx);
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int tap_flow_implicit_flush(struct pmd_internals *pmd,
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struct rte_flow_error *error);
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int tap_flow_bpf_cls_q(__u32 queue_idx);
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int tap_flow_bpf_calc_l3_l4_hash(__u32 key_idx, int map_fd);
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int tap_flow_bpf_rss_map_create(unsigned int key_size, unsigned int value_size,
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unsigned int max_entries);
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int tap_flow_bpf_update_rss_elem(int fd, void *key, void *value);
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#endif /* _TAP_FLOW_H_ */
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