xref: /dpdk/drivers/net/nfb/nfb_rxmode.c (revision 68a03efeed657e6e05f281479b33b51102797e15)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2019 Cesnet
3  * Copyright(c) 2019 Netcope Technologies, a.s. <info@netcope.com>
4  * All rights reserved.
5  */
6 
7 #include "nfb_rxmode.h"
8 #include "nfb.h"
9 
10 int
11 nfb_eth_promiscuous_enable(struct rte_eth_dev *dev)
12 {
13 	struct pmd_internals *internals = (struct pmd_internals *)
14 		dev->data->dev_private;
15 	uint16_t i;
16 
17 	internals->rx_filter_original = RXMAC_MAC_FILTER_PROMISCUOUS;
18 
19 	for (i = 0; i < internals->max_rxmac; ++i) {
20 		nc_rxmac_mac_filter_enable(internals->rxmac[i],
21 			RXMAC_MAC_FILTER_PROMISCUOUS);
22 	}
23 
24 	return 0;
25 }
26 
27 int
28 nfb_eth_promiscuous_disable(struct rte_eth_dev *dev)
29 {
30 	struct pmd_internals *internals = (struct pmd_internals *)
31 		dev->data->dev_private;
32 	uint16_t i;
33 
34 	internals->rx_filter_original = RXMAC_MAC_FILTER_TABLE;
35 
36 	/* if promisc is not enabled, do nothing */
37 	if (!nfb_eth_promiscuous_get(dev))
38 		return 0;
39 
40 	for (i = 0; i < internals->max_rxmac; ++i) {
41 		nc_rxmac_mac_filter_enable(internals->rxmac[i],
42 			RXMAC_MAC_FILTER_TABLE);
43 	}
44 
45 	return 0;
46 }
47 
48 int
49 nfb_eth_promiscuous_get(struct rte_eth_dev *dev)
50 {
51 	struct pmd_internals *internals = (struct pmd_internals *)
52 		dev->data->dev_private;
53 
54 	struct nc_rxmac_status status;
55 	status.mac_filter = RXMAC_MAC_FILTER_PROMISCUOUS;
56 
57 	if (internals->max_rxmac > 0)
58 		nc_rxmac_read_status(internals->rxmac[0], &status);
59 
60 	return (status.mac_filter == RXMAC_MAC_FILTER_PROMISCUOUS);
61 }
62 
63 int
64 nfb_eth_allmulticast_enable(struct rte_eth_dev *dev)
65 {
66 	struct pmd_internals *internals = (struct pmd_internals *)
67 		dev->data->dev_private;
68 
69 	uint16_t i;
70 	for (i = 0; i < internals->max_rxmac; ++i) {
71 		nc_rxmac_mac_filter_enable(internals->rxmac[i],
72 			RXMAC_MAC_FILTER_TABLE_BCAST_MCAST);
73 	}
74 
75 	return 0;
76 }
77 
78 int
79 nfb_eth_allmulticast_disable(struct rte_eth_dev *dev)
80 {
81 	struct pmd_internals *internals = (struct pmd_internals *)
82 		dev->data->dev_private;
83 
84 	uint16_t i;
85 
86 	/* if multicast is not enabled do nothing */
87 	if (!nfb_eth_allmulticast_get(dev))
88 		return 0;
89 
90 	for (i = 0; i < internals->max_rxmac; ++i) {
91 		nc_rxmac_mac_filter_enable(internals->rxmac[i],
92 			internals->rx_filter_original);
93 	}
94 
95 	return 0;
96 }
97 
98 int
99 nfb_eth_allmulticast_get(struct rte_eth_dev *dev)
100 {
101 	struct pmd_internals *internals = (struct pmd_internals *)
102 		dev->data->dev_private;
103 
104 	struct nc_rxmac_status status;
105 	status.mac_filter = RXMAC_MAC_FILTER_PROMISCUOUS;
106 
107 	if (internals->max_rxmac > 0)
108 		nc_rxmac_read_status(internals->rxmac[0], &status);
109 
110 	return (status.mac_filter == RXMAC_MAC_FILTER_TABLE_BCAST_MCAST);
111 }
112