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From: Andrew Lunn <andrew@lunn.ch>
To: Matthew Hagan <mnhagan88@gmail.com>
Cc: Russell King <linux@armlinux.org.uk>,
	Heiner Kallweit <hkallweit1@gmail.com>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] net: sfp: Add tx-fault workaround for Huawei MA5671A SFP ONT
Date: Wed, 4 May 2022 00:18:47 +0200	[thread overview]
Message-ID: <YnGqR2fMdk/dglm7@lunn.ch> (raw)
In-Reply-To: <20220502223315.1973376-1-mnhagan88@gmail.com>

On Mon, May 02, 2022 at 11:33:15PM +0100, Matthew Hagan wrote:
> As noted elsewhere, various GPON SFP modules exhibit non-standard
> TX-fault behaviour. In the tested case, the Huawei MA5671A, when used
> in combination with a Marvell mv88e6085 switch, was found to
> persistently assert TX-fault, resulting in the module being disabled.
> 
> This patch adds a quirk to ignore the SFP_F_TX_FAULT state, allowing the
> module to function.
> 
> Change from v1: removal of erroneous return statment (Andrew Lunn)
> 
> Signed-off-by: Matthew Hagan <mnhagan88@gmail.com>

Reviewed-by: Andrew Lunn <andrew@lunn.ch>

    Andrew

  reply	other threads:[~2022-05-03 22:19 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-02 22:33 [PATCH v2] net: sfp: Add tx-fault workaround for Huawei MA5671A SFP ONT Matthew Hagan
2022-05-03 22:18 ` Andrew Lunn [this message]
2022-05-04  0:00 ` patchwork-bot+netdevbpf
     [not found] ` <20220508161712.wgzrq3wigaa7kobh@pali>
2022-05-08 16:19   ` Pali Rohár

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