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Miller" , Jakub Kicinski , Matthias Brugger , Philipp Zabel , Russell King , netdev@vger.kernel.org (open list:MEDIATEK SWITCH DRIVER), linux-arm-kernel@lists.infradead.org (moderated list:ARM/Mediatek SoC support), linux-mediatek@lists.infradead.org (moderated list:ARM/Mediatek SoC support), linux-kernel@vger.kernel.org (open list) Subject: [PATCH 5.10.y] net: dsa: mt7530: disable learning on standalone ports Date: Tue, 24 Aug 2021 13:50:19 +0800 Message-Id: <20210824055020.1315672-1-dqfext@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210823_225034_400669_564050AD X-CRM114-Status: UNSURE ( 9.66 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org This is a partial backport of commit 5a30833b9a16f8d1aa15de06636f9317ca51f9df ("net: dsa: mt7530: support MDB and bridge flag operations") upstream. Make sure that the standalone ports start up with learning disabled. Signed-off-by: DENG Qingfang --- drivers/net/dsa/mt7530.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c index 3fa2f81c8b47..c9c02da3382d 100644 --- a/drivers/net/dsa/mt7530.c +++ b/drivers/net/dsa/mt7530.c @@ -1083,6 +1083,8 @@ mt7530_port_bridge_join(struct dsa_switch *ds, int port, PCR_MATRIX_MASK, PCR_MATRIX(port_bitmap)); priv->ports[port].pm |= PCR_MATRIX(port_bitmap); + mt7530_clear(priv, MT7530_PSC_P(port), SA_DIS); + mutex_unlock(&priv->reg_mutex); return 0; @@ -1183,6 +1185,8 @@ mt7530_port_bridge_leave(struct dsa_switch *ds, int port, PCR_MATRIX(BIT(MT7530_CPU_PORT))); priv->ports[port].pm = PCR_MATRIX(BIT(MT7530_CPU_PORT)); + mt7530_set(priv, MT7530_PSC_P(port), SA_DIS); + mutex_unlock(&priv->reg_mutex); } @@ -1636,9 +1640,13 @@ mt7530_setup(struct dsa_switch *ds) ret = mt753x_cpu_port_enable(ds, i); if (ret) return ret; - } else + } else { mt7530_port_disable(ds, i); + /* Disable learning by default on all user ports */ + mt7530_set(priv, MT7530_PSC_P(i), SA_DIS); + } + /* Enable consistent egress tag */ mt7530_rmw(priv, MT7530_PVC_P(i), PVC_EG_TAG_MASK, PVC_EG_TAG(MT7530_VLAN_EG_CONSISTENT)); @@ -1792,9 +1800,13 @@ mt7531_setup(struct dsa_switch *ds) ret = mt753x_cpu_port_enable(ds, i); if (ret) return ret; - } else + } else { mt7530_port_disable(ds, i); + /* Disable learning by default on all user ports */ + mt7530_set(priv, MT7530_PSC_P(i), SA_DIS); + } + /* Enable consistent egress tag */ mt7530_rmw(priv, MT7530_PVC_P(i), PVC_EG_TAG_MASK, PVC_EG_TAG(MT7530_VLAN_EG_CONSISTENT)); -- 2.25.1 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek