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Miller" CC: , , , , Roger Quadros , Subject: [PATCH net-next v2 6/7] net: ti: icssg-prueth: Add multicast filtering support in HSR mode Date: Tue, 13 Aug 2024 13:12:32 +0530 Message-ID: <20240813074233.2473876-7-danishanwar@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240813074233.2473876-1-danishanwar@ti.com> References: <20240813074233.2473876-1-danishanwar@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240813_004256_500494_D07C2A97 X-CRM114-Status: GOOD ( 12.59 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add support for multicast filtering in HSR mode Signed-off-by: MD Danish Anwar --- drivers/net/ethernet/ti/icssg/icssg_prueth.c | 38 +++++++++++++++++++- 1 file changed, 37 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/ti/icssg/icssg_prueth.c b/drivers/net/ethernet/ti/icssg/icssg_prueth.c index b32a2bff34dc..521e9f914459 100644 --- a/drivers/net/ethernet/ti/icssg/icssg_prueth.c +++ b/drivers/net/ethernet/ti/icssg/icssg_prueth.c @@ -490,6 +490,36 @@ 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 @@ -651,6 +681,7 @@ static int emac_ndo_stop(struct net_device *ndev) icssg_class_disable(prueth->miig_rt, prueth_emac_slice(emac)); __dev_mc_unsync(ndev, icssg_prueth_del_mcast); + __dev_mc_unsync(ndev, icssg_prueth_hsr_del_mcast); atomic_set(&emac->tdown_cnt, emac->tx_ch_num); /* ensure new tdown_cnt value is visible */ @@ -728,7 +759,12 @@ 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); } /**