[PATCH net v5 2/6] net: dsa: mt7530: fix trapping frames on non-MT7621 SoC MT7530 switch

arinc9.unal at gmail.com arinc9.unal at gmail.com
Thu Jun 15 19:53:23 PDT 2023


From: Arınç ÜNAL <arinc.unal at arinc9.com>

The check for setting the CPU_PORT bits must include the non-MT7621 SoC
MT7530 switch variants to trap frames. Expand the check to include them.

Fixes: b8f126a8d543 ("net-next: dsa: add dsa support for Mediatek MT7530 switch")
Signed-off-by: Arınç ÜNAL <arinc.unal at arinc9.com>
---
 drivers/net/dsa/mt7530.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index 0a5237793209..e9fbe7ae6c2c 100644
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -1007,7 +1007,7 @@ mt753x_cpu_port_enable(struct dsa_switch *ds, int port)
 		   UNU_FFP(BIT(port)));
 
 	/* Set CPU port number */
-	if (priv->id == ID_MT7621)
+	if (priv->id == ID_MT7530 || priv->id == ID_MT7621)
 		mt7530_rmw(priv, MT7530_MFC, CPU_MASK, CPU_EN | CPU_PORT(port));
 
 	/* Add the CPU port to the CPU port bitmap for MT7531 and the switch on
-- 
2.39.2




More information about the linux-arm-kernel mailing list