1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2020-2021 Xilinx, Inc.
7 #include <rte_kvargs.h>
14 sfc_vdpa_get_eth_addr(const char *key __rte_unused,
15 const char *value, void *extra_args)
17 struct rte_ether_addr *mac_addr = extra_args;
19 if (value == NULL || extra_args == NULL)
22 /* Convert string with Ethernet address to an ether_addr */
23 rte_ether_unformat_addr(value, mac_addr);
29 sfc_vdpa_set_mac_filter(efx_nic_t *nic, efx_filter_spec_t *spec,
30 int qid, uint8_t *eth_addr)
34 if (nic == NULL || spec == NULL)
37 spec->efs_priority = EFX_FILTER_PRI_MANUAL;
38 spec->efs_flags = EFX_FILTER_FLAG_RX;
39 spec->efs_dmaq_id = qid;
42 rc = efx_filter_spec_set_mc_def(spec);
44 rc = efx_filter_spec_set_eth_local(spec,
45 EFX_FILTER_SPEC_VID_UNSPEC,
50 rc = efx_filter_insert(nic, spec);
57 int sfc_vdpa_filter_config(struct sfc_vdpa_ops_data *ops_data)
62 struct rte_ether_addr bcast_eth_addr;
63 struct rte_ether_addr ucast_eth_addr;
64 struct sfc_vdpa_adapter *sva = ops_data->dev_handle;
65 efx_filter_spec_t *spec;
67 sfc_vdpa_log_init(sva, "entry");
71 sfc_vdpa_log_init(sva, "process kvarg");
73 /* skip MAC filter configuration if mac address is not provided */
74 if (rte_kvargs_count(sva->kvargs, SFC_VDPA_MAC_ADDR) == 0) {
76 "MAC address is not provided, skipping MAC Filter Config");
80 rc = rte_kvargs_process(sva->kvargs, SFC_VDPA_MAC_ADDR,
81 &sfc_vdpa_get_eth_addr,
86 /* create filters on the base queue */
87 qid = SFC_VDPA_GET_VI_INDEX(0);
89 sfc_vdpa_log_init(sva, "insert broadcast mac filter");
91 EFX_MAC_BROADCAST_ADDR_SET(bcast_eth_addr.addr_bytes);
92 spec = &sva->filters.spec[SFC_VDPA_BCAST_MAC_FILTER];
94 rc = sfc_vdpa_set_mac_filter(nic, spec, qid,
95 bcast_eth_addr.addr_bytes);
97 sfc_vdpa_err(ops_data->dev_handle,
98 "broadcast MAC filter insertion failed: %s",
101 sva->filters.filter_cnt++;
103 sfc_vdpa_log_init(sva, "insert unicast mac filter");
104 spec = &sva->filters.spec[SFC_VDPA_UCAST_MAC_FILTER];
106 rc = sfc_vdpa_set_mac_filter(nic, spec, qid,
107 ucast_eth_addr.addr_bytes);
109 sfc_vdpa_err(sva, "unicast MAC filter insertion failed: %s",
112 sva->filters.filter_cnt++;
114 sfc_vdpa_log_init(sva, "insert unknown mcast filter");
115 spec = &sva->filters.spec[SFC_VDPA_MCAST_DST_FILTER];
117 rc = sfc_vdpa_set_mac_filter(nic, spec, qid, NULL);
120 "mcast filter insertion failed: %s",
123 sva->filters.filter_cnt++;
125 sfc_vdpa_log_init(sva, "done");
130 int sfc_vdpa_filter_remove(struct sfc_vdpa_ops_data *ops_data)
133 struct sfc_vdpa_adapter *sva = ops_data->dev_handle;
138 for (i = 0; i < sva->filters.filter_cnt; i++) {
139 rc = efx_filter_remove(nic, &(sva->filters.spec[i]));
142 "remove HW filter failed for entry %d: %s",
143 i, rte_strerror(rc));
146 sva->filters.filter_cnt = 0;