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[79.23.201.105]) by smtp.googlemail.com with ESMTPSA id j7sm7829644ejf.74.2021.04.06.17.32.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 Apr 2021 17:32:40 -0700 (PDT) From: Ansuel Smith To: Andrew Lunn Cc: Ansuel Smith , Vivien Didelot , Florian Fainelli , Vladimir Oltean , "David S. Miller" , Jakub Kicinski , netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 2/2] drivers: net: dsa: qca8k: add support for multiple cpu port Date: Tue, 6 Apr 2021 06:50:40 +0200 Message-Id: <20210406045041.16283-2-ansuelsmth@gmail.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210406045041.16283-1-ansuelsmth@gmail.com> References: <20210406045041.16283-1-ansuelsmth@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org qca8k 83xx switch have 2 cpu ports. Rework the driver to support multiple cpu port. All ports can access both cpu ports by default as they support the same features. Signed-off-by: Ansuel Smith --- drivers/net/dsa/qca8k.c | 18 +++++++++--------- drivers/net/dsa/qca8k.h | 2 -- 2 files changed, 9 insertions(+), 11 deletions(-) diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c index cdaf9f85a2cb..942d2a75f709 100644 --- a/drivers/net/dsa/qca8k.c +++ b/drivers/net/dsa/qca8k.c @@ -724,11 +724,6 @@ qca8k_setup(struct dsa_switch *ds) /* Enable MIB counters */ qca8k_mib_init(priv); - /* Enable QCA header mode on the cpu port */ - qca8k_write(priv, QCA8K_REG_PORT_HDR_CTRL(QCA8K_CPU_PORT), - QCA8K_PORT_HDR_CTRL_ALL << QCA8K_PORT_HDR_CTRL_TX_S | - QCA8K_PORT_HDR_CTRL_ALL << QCA8K_PORT_HDR_CTRL_RX_S); - /* Disable forwarding by default on all ports */ for (i = 0; i < QCA8K_NUM_PORTS; i++) qca8k_rmw(priv, QCA8K_PORT_LOOKUP_CTRL(i), @@ -749,7 +744,12 @@ qca8k_setup(struct dsa_switch *ds) for (i = 0; i < QCA8K_NUM_PORTS; i++) { /* CPU port gets connected to all user ports of the switch */ if (dsa_is_cpu_port(ds, i)) { - qca8k_rmw(priv, QCA8K_PORT_LOOKUP_CTRL(QCA8K_CPU_PORT), + /* Enable QCA header mode on the cpu port */ + qca8k_write(priv, QCA8K_REG_PORT_HDR_CTRL(i), + QCA8K_PORT_HDR_CTRL_ALL << QCA8K_PORT_HDR_CTRL_TX_S | + QCA8K_PORT_HDR_CTRL_ALL << QCA8K_PORT_HDR_CTRL_RX_S); + + qca8k_rmw(priv, QCA8K_PORT_LOOKUP_CTRL(i), QCA8K_PORT_LOOKUP_MEMBER, dsa_user_ports(ds)); } @@ -759,7 +759,7 @@ qca8k_setup(struct dsa_switch *ds) qca8k_rmw(priv, QCA8K_PORT_LOOKUP_CTRL(i), QCA8K_PORT_LOOKUP_MEMBER, - BIT(QCA8K_CPU_PORT)); + dsa_cpu_ports(ds)); /* Enable ARP Auto-learning by default */ qca8k_reg_set(priv, QCA8K_PORT_LOOKUP_CTRL(i), @@ -1140,7 +1140,7 @@ static int qca8k_port_bridge_join(struct dsa_switch *ds, int port, struct net_device *br) { struct qca8k_priv *priv = (struct qca8k_priv *)ds->priv; - int port_mask = BIT(QCA8K_CPU_PORT); + int port_mask = dsa_cpu_ports(ds); int i; for (i = 1; i < QCA8K_NUM_PORTS; i++) { @@ -1183,7 +1183,7 @@ qca8k_port_bridge_leave(struct dsa_switch *ds, int port, struct net_device *br) * this port */ qca8k_rmw(priv, QCA8K_PORT_LOOKUP_CTRL(port), - QCA8K_PORT_LOOKUP_MEMBER, BIT(QCA8K_CPU_PORT)); + QCA8K_PORT_LOOKUP_MEMBER, dsa_cpu_ports(ds)); } static int diff --git a/drivers/net/dsa/qca8k.h b/drivers/net/dsa/qca8k.h index 7ca4b93e0bb5..17bc643231c3 100644 --- a/drivers/net/dsa/qca8k.h +++ b/drivers/net/dsa/qca8k.h @@ -20,8 +20,6 @@ #define QCA8K_NUM_FDB_RECORDS 2048 -#define QCA8K_CPU_PORT 0 - #define QCA8K_PORT_VID_DEF 1 /* Global control registers */ -- 2.30.2