Thread (15 messages) flat view 15 messages, 4 authors, 2018-10-24
STALE2873d

[PATCH v3 net-next 11/11] net: dsa: microchip: Add switch offload forwarding support

From: <hidden>
Date: 2018-10-23 10:47:37
Subsystem: microchip ksz series ethernet switch driver, networking drivers, networking [dsa], networking [general], the rest · Maintainers: Woojung Huh, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Andrew Lunn, Vladimir Oltean, Linus Torvalds

From: Tristram Ha <redacted>

Add switch offload forwarding support.

Signed-off-by: Tristram Ha <redacted>
---
 drivers/net/dsa/microchip/ksz9477.c | 3 +++
 net/dsa/tag_ksz.c                   | 2 ++
 2 files changed, 5 insertions(+)
diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c
index c399fa2..f7d0bbe 100644
--- a/drivers/net/dsa/microchip/ksz9477.c
+++ b/drivers/net/dsa/microchip/ksz9477.c
@@ -438,6 +438,7 @@ static void ksz9477_port_stp_state_set(struct dsa_switch *ds, int port,
 	struct ksz_port *p = &dev->ports[port];
 	u8 data;
 	int member = -1;
+	int forward = dev->member;
 
 	ksz_pread8(dev, port, P_STP_CTRL, &data);
 	data &= ~(PORT_TX_ENABLE | PORT_RX_ENABLE | PORT_LEARN_DISABLE);
@@ -509,6 +510,8 @@ static void ksz9477_port_stp_state_set(struct dsa_switch *ds, int port,
 	 * as the offload_fwd_mark indication cannot be reported here
 	 * the switch forwarding function is not enabled.
 	 */
+	if (forward != dev->member)
+		ksz_update_port_member(dev, port);
 }
 
 static void ksz9477_flush_dyn_mac_table(struct ksz_device *dev, int port)
diff --git a/net/dsa/tag_ksz.c b/net/dsa/tag_ksz.c
index e2c5dd4..47a3b91 100644
--- a/net/dsa/tag_ksz.c
+++ b/net/dsa/tag_ksz.c
@@ -84,6 +84,8 @@ static struct sk_buff *ksz_rcv(struct sk_buff *skb, struct net_device *dev,
 
 	pskb_trim_rcsum(skb, skb->len - len);
 
+	skb->offload_fwd_mark = 1;
+
 	return skb;
 }
 
-- 
1.9.1
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