Commit 1d6ae965 authored by MD Danish Anwar's avatar MD Danish Anwar Committed by Jakub Kicinski
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net: ti: icssg-prueth: Add multicast filtering support in HSR mode 



Add support for multicast filtering in HSR mode

Reviewed-by: default avatarRoger Quadros <rogerq@kernel.org>
Signed-off-by: default avatarMD Danish Anwar <danishanwar@ti.com>
Link: https://patch.msgid.link/20240911081603.2521729-6-danishanwar@ti.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 56375086

drivers/net/ethernet/ti/icssg/icssg_prueth.c

+40 −2
Original line number Diff line number Diff line
@@ -492,6 +492,36 @@ static int icssg_prueth_del_mcast(struct net_device *ndev, const u8 *addr) 
	return 0;

}



static int icssg_prueth_hsr_add_mcast(struct net_device *ndev, const u8 *addr)

{

	struct prueth_emac *emac = netdev_priv(ndev);

	struct prueth *prueth = emac->prueth;



	icssg_fdb_add_del(emac, addr, prueth->default_vlan,

			  ICSSG_FDB_ENTRY_P0_MEMBERSHIP |

			  ICSSG_FDB_ENTRY_P1_MEMBERSHIP |

			  ICSSG_FDB_ENTRY_P2_MEMBERSHIP |

			  ICSSG_FDB_ENTRY_BLOCK, true);



	icssg_vtbl_modify(emac, emac->port_vlan, BIT(emac->port_id),

			  BIT(emac->port_id), true);

	return 0;

}



static int icssg_prueth_hsr_del_mcast(struct net_device *ndev, const u8 *addr)

{

	struct prueth_emac *emac = netdev_priv(ndev);

	struct prueth *prueth = emac->prueth;



	icssg_fdb_add_del(emac, addr, prueth->default_vlan,

			  ICSSG_FDB_ENTRY_P0_MEMBERSHIP |

			  ICSSG_FDB_ENTRY_P1_MEMBERSHIP |

			  ICSSG_FDB_ENTRY_P2_MEMBERSHIP |

			  ICSSG_FDB_ENTRY_BLOCK, false);



	return 0;

}



/**

 * emac_ndo_open - EMAC device open

 * @ndev: network adapter device
@@ -652,6 +682,9 @@ static int emac_ndo_stop(struct net_device *ndev) 


	icssg_class_disable(prueth->miig_rt, prueth_emac_slice(emac));



	if (emac->prueth->is_hsr_offload_mode)

		__dev_mc_unsync(ndev, icssg_prueth_hsr_del_mcast);

	else

		__dev_mc_unsync(ndev, icssg_prueth_del_mcast);



	atomic_set(&emac->tdown_cnt, emac->tx_ch_num);
@@ -730,7 +763,12 @@ static void emac_ndo_set_rx_mode_work(struct work_struct *work) 
		return;

	}



	__dev_mc_sync(ndev, icssg_prueth_add_mcast, icssg_prueth_del_mcast);

	if (emac->prueth->is_hsr_offload_mode)

		__dev_mc_sync(ndev, icssg_prueth_hsr_add_mcast,

			      icssg_prueth_hsr_del_mcast);

	else

		__dev_mc_sync(ndev, icssg_prueth_add_mcast,

			      icssg_prueth_del_mcast);

}



/**