1 /* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0)
2 * Copyright(c) 2018-2019 Pensando Systems, Inc. All rights reserved.
8 #include <rte_malloc.h>
11 #include "ionic_lif.h"
12 #include "ionic_rx_filter.h"
15 ionic_rx_filter_free(struct ionic_rx_filter *f)
17 LIST_REMOVE(f, by_id);
18 LIST_REMOVE(f, by_hash);
23 ionic_rx_filters_init(struct ionic_lif *lif)
27 rte_spinlock_init(&lif->rx_filters.lock);
29 for (i = 0; i < IONIC_RX_FILTER_HLISTS; i++) {
30 LIST_INIT(&lif->rx_filters.by_hash[i]);
31 LIST_INIT(&lif->rx_filters.by_id[i]);
38 ionic_rx_filters_deinit(struct ionic_lif *lif)
40 struct ionic_rx_filter *f;
43 for (i = 0; i < IONIC_RX_FILTER_HLISTS; i++) {
44 while (!LIST_EMPTY(&lif->rx_filters.by_id[i])) {
45 f = LIST_FIRST(&lif->rx_filters.by_id[i]);
46 ionic_rx_filter_free(f);
52 ionic_rx_filter_save(struct ionic_lif *lif, uint32_t flow_id,
53 uint16_t rxq_index, struct ionic_admin_ctx *ctx)
55 struct ionic_rx_filter *f;
58 f = rte_zmalloc("ionic", sizeof(*f), 0);
64 f->filter_id = rte_le_to_cpu_32(ctx->comp.rx_filter_add.filter_id);
65 f->rxq_index = rxq_index;
66 f->match = rte_le_to_cpu_16(f->cmd.match);
67 memcpy(&f->cmd, &ctx->cmd, sizeof(f->cmd));
70 case IONIC_RX_FILTER_MATCH_VLAN:
71 key = rte_le_to_cpu_16(f->cmd.vlan.vlan);
73 case IONIC_RX_FILTER_MATCH_MAC:
74 memcpy(&key, f->cmd.mac.addr, sizeof(key));
80 key &= IONIC_RX_FILTER_HLISTS_MASK;
82 rte_spinlock_lock(&lif->rx_filters.lock);
84 LIST_INSERT_HEAD(&lif->rx_filters.by_hash[key], f, by_hash);
86 key = f->filter_id & IONIC_RX_FILTER_HLISTS_MASK;
88 LIST_INSERT_HEAD(&lif->rx_filters.by_id[key], f, by_id);
90 rte_spinlock_unlock(&lif->rx_filters.lock);
95 struct ionic_rx_filter *
96 ionic_rx_filter_by_vlan(struct ionic_lif *lif, uint16_t vid)
98 uint32_t key = vid & IONIC_RX_FILTER_HLISTS_MASK;
99 struct ionic_rx_filter *f;
100 __le16 vid_le = rte_cpu_to_le_16(vid);
102 LIST_FOREACH(f, &lif->rx_filters.by_hash[key], by_hash) {
103 if (f->match != IONIC_RX_FILTER_MATCH_VLAN)
105 if (f->cmd.vlan.vlan == vid_le)
112 struct ionic_rx_filter *
113 ionic_rx_filter_by_addr(struct ionic_lif *lif, const uint8_t *addr)
115 const uint32_t key = *(const uint32_t *)addr &
116 IONIC_RX_FILTER_HLISTS_MASK;
117 struct ionic_rx_filter *f;
119 LIST_FOREACH(f, &lif->rx_filters.by_hash[key], by_hash) {
120 if (f->match != IONIC_RX_FILTER_MATCH_MAC)
122 if (memcmp(addr, f->cmd.mac.addr, RTE_ETHER_ADDR_LEN) == 0)