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From: Luiz Angelo Daros de Luca <luizluca@gmail.com>
To: "Andrew Lunn" <andrew@lunn.ch>,
	"Vladimir Oltean" <olteanv@gmail.com>,
	"David S. Miller" <davem@davemloft.net>,
	"Eric Dumazet" <edumazet@google.com>,
	"Jakub Kicinski" <kuba@kernel.org>,
	"Paolo Abeni" <pabeni@redhat.com>,
	"Simon Horman" <horms@kernel.org>,
	"Linus Walleij" <linusw@kernel.org>,
	"Alvin Šipraga" <alsi@bang-olufsen.dk>,
	"Yury Norov" <yury.norov@gmail.com>,
	"Rasmus Villemoes" <linux@rasmusvillemoes.dk>,
	"Russell King" <linux@armlinux.org.uk>
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	 Luiz Angelo Daros de Luca <luizluca@gmail.com>
Subject: [net-next PATCH 02/10] net: dsa: realtek: rtl8365mb: set STP state to disabled early
Date: Tue, 31 Mar 2026 20:00:02 -0300	[thread overview]
Message-ID: <20260331-realtek_forward-v1-2-44fb63033b7e@gmail.com> (raw)
In-Reply-To: <20260331-realtek_forward-v1-0-44fb63033b7e@gmail.com>

From: Alvin Šipraga <alsi@bang-olufsen.dk>

Since we are going around and manipulating a number of port settings
during setup, it's safer to assume that the port is disabled to begin
with. This is purely defensive.

Co-developed-by: Alvin Šipraga <alsi@bang-olufsen.dk>
Signed-off-by: Alvin Šipraga <alsi@bang-olufsen.dk>
Signed-off-by: Luiz Angelo Daros de Luca <luizluca@gmail.com>
---
 drivers/net/dsa/realtek/rtl8365mb.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/net/dsa/realtek/rtl8365mb.c b/drivers/net/dsa/realtek/rtl8365mb.c
index 31fa94dac627..530ff5503543 100644
--- a/drivers/net/dsa/realtek/rtl8365mb.c
+++ b/drivers/net/dsa/realtek/rtl8365mb.c
@@ -1989,6 +1989,12 @@ static int rtl8365mb_setup(struct dsa_switch *ds)
 		if (dsa_is_unused_port(ds, i))
 			continue;
 
+		/* Set the initial STP state of all ports to DISABLED, otherwise
+		 * ports will still forward frames to the CPU despite being
+		 * administratively down by default.
+		 */
+		rtl8365mb_port_stp_state_set(ds, i, BR_STATE_DISABLED);
+
 		/* Forward only to the CPU */
 		ret = rtl8365mb_port_set_isolation(priv, i, cpu->mask);
 		if (ret)
@@ -1999,12 +2005,6 @@ static int rtl8365mb_setup(struct dsa_switch *ds)
 		if (ret)
 			goto out_teardown_irq;
 
-		/* Set the initial STP state of all ports to DISABLED, otherwise
-		 * ports will still forward frames to the CPU despite being
-		 * administratively down by default.
-		 */
-		rtl8365mb_port_stp_state_set(ds, i, BR_STATE_DISABLED);
-
 		/* Set up per-port private data */
 		p->priv = priv;
 		p->index = i;

-- 
2.53.0


  parent reply	other threads:[~2026-03-31 23:00 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-31 23:00 [net-next PATCH 00/10] net: dsa: realtek: rtl8365mb: bridge offloading and VLAN support Luiz Angelo Daros de Luca
2026-03-31 23:00 ` [net-next PATCH 01/10] net: dsa: tag_rtl8_4: update format description Luiz Angelo Daros de Luca
2026-03-31 23:00 ` Luiz Angelo Daros de Luca [this message]
2026-03-31 23:00 ` [net-next PATCH 03/10] net: dsa: realtek: rtl8365mb: prepare for multiple source files Luiz Angelo Daros de Luca
2026-03-31 23:00 ` [net-next PATCH 04/10] bitfield.h: add FIELD_WIDTH() Luiz Angelo Daros de Luca
2026-04-01  2:15   ` Yury Norov
2026-04-02  4:00     ` Luiz Angelo Daros de Luca
2026-04-02  9:27       ` David Laight
2026-04-02 13:52         ` Yury Norov
2026-04-02 22:21           ` David Laight
2026-04-03 14:09             ` Luiz Angelo Daros de Luca
2026-04-03 16:18               ` Yury Norov
2026-04-04 14:54               ` David Laight
2026-04-04 15:12               ` David Laight
2026-04-02 13:45       ` Yury Norov
2026-03-31 23:00 ` [net-next PATCH 05/10] net: dsa: realtek: rtl8365mb: add table lookup interface Luiz Angelo Daros de Luca
2026-03-31 23:00 ` [net-next PATCH 06/10] net: dsa: realtek: rtl8365mb: add VLAN support Luiz Angelo Daros de Luca
2026-04-01  2:27   ` Yury Norov
2026-04-02  2:45     ` Luiz Angelo Daros de Luca
2026-04-02 14:22       ` Yury Norov
2026-03-31 23:00 ` [net-next PATCH 07/10] net: dsa: realtek: rtl8365mb: add port_bridge_{join,leave} Luiz Angelo Daros de Luca
2026-03-31 23:00 ` [net-next PATCH 08/10] net: dsa: realtek: rtl8365mb: add FDB support Luiz Angelo Daros de Luca
2026-03-31 23:00 ` [net-next PATCH 09/10] net: dsa: realtek: rtl8365mb: add bridge port flags Luiz Angelo Daros de Luca
2026-03-31 23:00 ` [net-next PATCH 10/10] net: dsa: tag_rtl8_4: set KEEP flag Luiz Angelo Daros de Luca

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