linux-kernel - Re: [PATCH net-next v4 00/12] Add support for OPEN Alliance 10BASE-T1x MACPHY Serial Interface

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Message-ID: <6ba7e1c8-5f89-4a0e-931f-3c117ccc7558@lunn.ch>
Date: Wed, 8 May 2024 19:04:36 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Parthiban.Veerasooran@...rochip.com
Cc: davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
	pabeni@...hat.com, horms@...nel.org, saeedm@...dia.com,
	anthony.l.nguyen@...el.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, corbet@....net,
	linux-doc@...r.kernel.org, robh+dt@...nel.org,
	krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
	devicetree@...r.kernel.org, Horatiu.Vultur@...rochip.com,
	ruanjinjie@...wei.com, Steen.Hegelund@...rochip.com,
	vladimir.oltean@....com, UNGLinuxDriver@...rochip.com,
	Thorsten.Kummermehr@...rochip.com, Pier.Beruto@...emi.com,
	Selvamani.Rajagopal@...emi.com, Nicolas.Ferre@...rochip.com,
	benjamin.bigler@...nformulastudent.ch
Subject: Re: [PATCH net-next v4 00/12] Add support for OPEN Alliance
 10BASE-T1x MACPHY Serial Interface

> Yes. I tried this test. It works as expected.

>    Each LAN8651 received approximately 3Mbps with lot of "Receive buffer 
> overflow error". I think it is expected as the single SPI master has to 
> serve both LAN8651 at the same time and both LAN8651 will be receiving 
> 10Mbps on each.

Thanks for testing this.

This also shows the "Receive buffer overflow error" needs to go away.
Either we don't care at all, and should not enable the interrupt, or
we do care and should increment a counter.

	Andrew