drivers/net/nfb/nfb_rxmode.c

   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 void
  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
  25 void
  26 nfb_eth_promiscuous_disable(struct rte_eth_dev *dev)
  27 {
  28         struct pmd_internals *internals = (struct pmd_internals *)
  29                 dev->data->dev_private;
  30         uint16_t i;
  31
  32         internals->rx_filter_original = RXMAC_MAC_FILTER_TABLE;
  33
  34         /* if promisc is not enabled, do nothing */
  35         if (!nfb_eth_promiscuous_get(dev))
  36                 return;
  37
  38         for (i = 0; i < internals->max_rxmac; ++i) {
  39                 nc_rxmac_mac_filter_enable(internals->rxmac[i],
  40                         RXMAC_MAC_FILTER_TABLE);
  41         }
  42 }
  43
  44 int
  45 nfb_eth_promiscuous_get(struct rte_eth_dev *dev)
  46 {
  47         struct pmd_internals *internals = (struct pmd_internals *)
  48                 dev->data->dev_private;
  49
  50         struct nc_rxmac_status status;
  51         status.mac_filter = RXMAC_MAC_FILTER_PROMISCUOUS;
  52
  53         nc_rxmac_read_status(internals->rxmac[0], &status);
  54
  55         return (status.mac_filter == RXMAC_MAC_FILTER_PROMISCUOUS);
  56 }
  57
  58 void
  59 nfb_eth_allmulticast_enable(struct rte_eth_dev *dev)
  60 {
  61         struct pmd_internals *internals = (struct pmd_internals *)
  62                 dev->data->dev_private;
  63
  64         uint16_t i;
  65         for (i = 0; i < internals->max_rxmac; ++i) {
  66                 nc_rxmac_mac_filter_enable(internals->rxmac[i],
  67                         RXMAC_MAC_FILTER_TABLE_BCAST_MCAST);
  68         }
  69 }
  70
  71 void
  72 nfb_eth_allmulticast_disable(struct rte_eth_dev *dev)
  73 {
  74         struct pmd_internals *internals = (struct pmd_internals *)
  75                 dev->data->dev_private;
  76
  77         uint16_t i;
  78
  79         /* if multicast is not enabled do nothing */
  80         if (!nfb_eth_allmulticast_get(dev))
  81                 return;
  82
  83         for (i = 0; i < internals->max_rxmac; ++i) {
  84                 nc_rxmac_mac_filter_enable(internals->rxmac[i],
  85                         internals->rx_filter_original);
  86         }
  87 }
  88
  89 int
  90 nfb_eth_allmulticast_get(struct rte_eth_dev *dev)
  91 {
  92         struct pmd_internals *internals = (struct pmd_internals *)
  93                 dev->data->dev_private;
  94
  95         struct nc_rxmac_status status;
  96         status.mac_filter = RXMAC_MAC_FILTER_PROMISCUOUS;
  97         nc_rxmac_read_status(internals->rxmac[0], &status);
  98
  99         return (status.mac_filter == RXMAC_MAC_FILTER_TABLE_BCAST_MCAST);
 100 }