linux-kernel - Re: [PATCH net-next v4 10/12] net: ethernet: oa

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Date: Wed, 24 Apr 2024 02:10:15 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Parthiban Veerasooran <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 10/12] net: ethernet: oa_tc6: implement
 mac-phy interrupt

On Thu, Apr 18, 2024 at 06:26:46PM +0530, Parthiban Veerasooran wrote:
> The MAC-PHY interrupt is asserted when the following conditions are met.
> 
> Receive chunks available - This interrupt is asserted when the previous
> data footer had no receive data chunks available and once the receive
> data chunks become available for reading. On reception of the first data
> header this interrupt will be deasserted.
> 
> Transmit chunk credits available - This interrupt is asserted when the
> previous data footer indicated no transmit credits available and once the
> transmit credits become available for transmitting transmit data chunks.
> On reception of the first data header this interrupt will be deasserted.
> 
> Extended status event - This interrupt is asserted when the previous data
> footer indicated no extended status and once the extended event become
> available. In this case the host should read status #0 register to know
> the corresponding error/event. On reception of the first data header this
> interrupt will be deasserted.
> 
> Signed-off-by: Parthiban Veerasooran <Parthiban.Veerasooran@...rochip.com>

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

    Andrew