xref: /dpdk/drivers/net/ionic/ionic_rx_filter.h (revision 0f2b55a4)
1 /* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0)
2  * Copyright(c) 2018-2019 Pensando Systems, Inc. All rights reserved.
3  */
4 
5 #ifndef _IONIC_RX_FILTER_H_
6 #define _IONIC_RX_FILTER_H_
7 
8 #include <rte_spinlock.h>
9 
10 #include "ionic_osdep.h"
11 #include "ionic_if.h"
12 
13 #define IONIC_RXQ_INDEX_ANY		(0xFFFF)
14 struct ionic_rx_filter {
15 	uint32_t flow_id;
16 	uint32_t filter_id;
17 	uint16_t rxq_index;
18 	uint16_t match;
19 	struct ionic_rx_filter_add_cmd cmd;
20 	LIST_ENTRY(ionic_rx_filter) by_hash;
21 	LIST_ENTRY(ionic_rx_filter) by_id;
22 };
23 
24 #define IONIC_RX_FILTER_HLISTS	(1 << 10)
25 #define IONIC_RX_FILTER_HLISTS_MASK	(IONIC_RX_FILTER_HLISTS - 1)
26 struct ionic_rx_filters {
27 	rte_spinlock_t lock;
28 	LIST_HEAD(rx_filters_by_hash, ionic_rx_filter)
29 		by_hash[IONIC_RX_FILTER_HLISTS]; /* by pkt hash */
30 	LIST_HEAD(rx_filters_by_id,   ionic_rx_filter)
31 		by_id[IONIC_RX_FILTER_HLISTS];   /* by filter_id */
32 };
33 
34 struct ionic_admin_ctx;
35 struct ionic_lif;
36 
37 void ionic_rx_filter_free(struct ionic_rx_filter *f);
38 int ionic_rx_filters_init(struct ionic_lif *lif);
39 void ionic_rx_filters_deinit(struct ionic_lif *lif);
40 int ionic_rx_filter_save(struct ionic_lif *lif, uint32_t flow_id,
41 	uint16_t rxq_index, struct ionic_admin_ctx *ctx);
42 struct ionic_rx_filter *ionic_rx_filter_by_vlan(struct ionic_lif *lif,
43 	uint16_t vid);
44 struct ionic_rx_filter *ionic_rx_filter_by_addr(struct ionic_lif *lif,
45 	const uint8_t *addr);
46 
47 #endif /* _IONIC_RX_FILTER_H_ */
48