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From: Jakub Kicinski <kuba@kernel.org>
To: Maxime Chevallier <maxime.chevallier@bootlin.com>
Cc: "Jan Havran (Advantech Czech)" <havran.jan@email.cz>,
	Hauke Mehrtens <hauke@hauke-m.de>, Andrew Lunn <andrew@lunn.ch>,
	Vladimir Oltean <olteanv@gmail.com>,
	Paolo Abeni <pabeni@redhat.com>,
	Eric Dumazet <edumazet@google.com>,
	"David S. Miller" <davem@davemloft.net>,
	Daniel Golle <daniel@makrotopia.org>,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net 3/3] net: dsa: lantiq_gswip: fix GSWIP_MDIO_PHY_FCONTX_EN value
Date: Tue, 8 Sep 2026 17:43:22 -0700	[thread overview]
Message-ID: <20260908174322.61223934@kernel.org> (raw)
In-Reply-To: <b7d56704-2aed-464f-8295-2ad70e4afa2c@bootlin.com>

On Mon, 7 Sep 2026 18:28:32 +0200 Maxime Chevallier wrote:
> On 9/7/26 15:48, Jan Havran (Advantech Czech) wrote:
> > Per the GSW145 data sheet, the FCONTX (bits 8:7) and FCONRX (bits 6:5)
> > flow-control fields of the PHY_ADDR_n register both encode 00 = AUTO,
> > 01 = EN, 10 = reserved, 11 = DIS. GSWIP_MDIO_PHY_FCONTX_EN was 0x0100,
> > i.e. field value 10 (the reserved encoding), instead of 0x0080 (01 = EN);
> > FCONRX_EN is already 0x0020 (01). Enabling tx flow control therefore wrote
> > the reserved value.
> > 
> > Set FCONTX_EN to 0x0080. The register is shared by all supported parts.
> > 
> > Fixes: 14fceff4771e ("net: dsa: Add Lantiq / Intel DSA driver for vrx200")
> > Signed-off-by: Jan Havran (Advantech Czech) <havran.jan@email.cz>  
> 
> Reviewed-by: Maxime Chevallier <maxime.chevallier@bootlin.com>

Other than this last patch the series reads like net-next material 
to me TBH. New board enablement. Is that fair?

No need to repost either way.

And thanks for quick reviews!

  reply	other threads:[~2026-09-09  0:43 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-07 13:48 [PATCH net 0/3] net: dsa: lantiq_gswip: SGMII/2500BASE-X and flow-control fixes Jan Havran (Advantech Czech)
2026-09-07 13:48 ` [PATCH net 1/3] net: dsa: mxl-gsw1xx: set SerDes NCO rate before SGMII reset Jan Havran (Advantech Czech)
2026-09-07 16:32   ` Maxime Chevallier
2026-09-07 13:48 ` [PATCH net 2/3] net: dsa: lantiq_gswip: handle SPEED_2500 in gswip_port_set_speed() Jan Havran (Advantech Czech)
2026-09-07 16:30   ` Maxime Chevallier
2026-09-07 13:48 ` [PATCH net 3/3] net: dsa: lantiq_gswip: fix GSWIP_MDIO_PHY_FCONTX_EN value Jan Havran (Advantech Czech)
2026-09-07 16:28   ` Maxime Chevallier
2026-09-09  0:43     ` Jakub Kicinski [this message]
2026-09-09 20:43       ` Jan Havran
2026-09-10  1:00         ` Jakub Kicinski
2026-09-07 17:22 ` [PATCH net 0/3] net: dsa: lantiq_gswip: SGMII/2500BASE-X and flow-control fixes Daniel Golle
2026-09-09 20:31   ` Jan Havran
2026-09-10  1:00 ` patchwork-bot+netdevbpf
2026-09-10  1:00 ` patchwork-bot+netdevbpf

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