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>
10 #include "ionic_lif.h"
11 #include "ionic_rx_filter.h"
14 ionic_rx_filter_free(struct ionic_rx_filter *f)
16 LIST_REMOVE(f, by_id);
17 LIST_REMOVE(f, by_hash);
22 ionic_rx_filter_del(struct ionic_lif *lif, struct ionic_rx_filter *f)
24 struct ionic_admin_ctx ctx = {
26 .cmd.rx_filter_del = {
27 .opcode = IONIC_CMD_RX_FILTER_DEL,
28 .filter_id = rte_cpu_to_le_32(f->filter_id),
32 return ionic_adminq_post(lif, &ctx);
36 ionic_rx_filters_init(struct ionic_lif *lif)
40 rte_spinlock_init(&lif->rx_filters.lock);
42 for (i = 0; i < IONIC_RX_FILTER_HLISTS; i++) {
43 LIST_INIT(&lif->rx_filters.by_hash[i]);
44 LIST_INIT(&lif->rx_filters.by_id[i]);
51 ionic_rx_filters_deinit(struct ionic_lif *lif)
53 struct ionic_rx_filter *f;
56 for (i = 0; i < IONIC_RX_FILTER_HLISTS; i++) {
57 while (!LIST_EMPTY(&lif->rx_filters.by_id[i])) {
58 f = LIST_FIRST(&lif->rx_filters.by_id[i]);
59 ionic_rx_filter_free(f);
65 ionic_rx_filter_save(struct ionic_lif *lif, uint32_t flow_id,
66 uint16_t rxq_index, struct ionic_admin_ctx *ctx)
68 struct ionic_rx_filter *f;
71 f = rte_zmalloc("ionic", sizeof(*f), 0);
77 f->filter_id = rte_le_to_cpu_32(ctx->comp.rx_filter_add.filter_id);
78 f->rxq_index = rxq_index;
79 f->match = rte_le_to_cpu_16(f->cmd.match);
80 memcpy(&f->cmd, &ctx->cmd, sizeof(f->cmd));
83 case IONIC_RX_FILTER_MATCH_VLAN:
84 key = rte_le_to_cpu_16(f->cmd.vlan.vlan);
86 case IONIC_RX_FILTER_MATCH_MAC:
87 memcpy(&key, f->cmd.mac.addr, sizeof(key));
93 key &= IONIC_RX_FILTER_HLISTS_MASK;
95 rte_spinlock_lock(&lif->rx_filters.lock);
97 LIST_INSERT_HEAD(&lif->rx_filters.by_hash[key], f, by_hash);
99 key = f->filter_id & IONIC_RX_FILTER_HLISTS_MASK;
101 LIST_INSERT_HEAD(&lif->rx_filters.by_id[key], f, by_id);
103 rte_spinlock_unlock(&lif->rx_filters.lock);
108 struct ionic_rx_filter *
109 ionic_rx_filter_by_vlan(struct ionic_lif *lif, uint16_t vid)
111 uint32_t key = vid & IONIC_RX_FILTER_HLISTS_MASK;
112 struct ionic_rx_filter *f;
113 __le16 vid_le = rte_cpu_to_le_16(vid);
115 LIST_FOREACH(f, &lif->rx_filters.by_hash[key], by_hash) {
116 if (f->match != IONIC_RX_FILTER_MATCH_VLAN)
118 if (f->cmd.vlan.vlan == vid_le)
125 struct ionic_rx_filter *
126 ionic_rx_filter_by_addr(struct ionic_lif *lif, const uint8_t *addr)
128 const uint32_t key = *(const uint32_t *)addr &
129 IONIC_RX_FILTER_HLISTS_MASK;
130 struct ionic_rx_filter *f;
132 LIST_FOREACH(f, &lif->rx_filters.by_hash[key], by_hash) {
133 if (f->match != IONIC_RX_FILTER_MATCH_MAC)
135 if (memcmp(addr, f->cmd.mac.addr, RTE_ETHER_ADDR_LEN) == 0)