linux-kernel - RE: [PATCH net-next] net: xilinx: axienet: Implement BQL

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Message-ID:
 <BL3PR12MB65712C116CCECBAB7BD28FD5C9C42@BL3PR12MB6571.namprd12.prod.outlook.com>
Date: Thu, 20 Feb 2025 19:46:07 +0000
From: "Gupta, Suraj" <Suraj.Gupta2@....com>
To: Sean Anderson <sean.anderson@...ux.dev>, "Pandey, Radhey Shyam"
	<radhey.shyam.pandey@....com>, "netdev@...r.kernel.org"
	<netdev@...r.kernel.org>
CC: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Paolo Abeni
	<pabeni@...hat.com>, "David S . Miller" <davem@...emloft.net>, Jakub Kicinski
	<kuba@...nel.org>, "Simek, Michal" <michal.simek@....com>,
	"linux-arm-kernel@...ts.infradead.org"
	<linux-arm-kernel@...ts.infradead.org>, Eric Dumazet <edumazet@...gle.com>,
	Andrew Lunn <andrew+netdev@...n.ch>
Subject: RE: [PATCH net-next] net: xilinx: axienet: Implement BQL

[AMD Official Use Only - AMD Internal Distribution Only]

> -----Original Message-----
> From: Sean Anderson <sean.anderson@...ux.dev>
> Sent: Thursday, February 20, 2025 10:29 PM
> To: Gupta, Suraj <Suraj.Gupta2@....com>; Pandey, Radhey Shyam
> <radhey.shyam.pandey@....com>; netdev@...r.kernel.org
> Cc: linux-kernel@...r.kernel.org; Paolo Abeni <pabeni@...hat.com>; David S .
> Miller <davem@...emloft.net>; Jakub Kicinski <kuba@...nel.org>; Simek, Michal
> <michal.simek@....com>; linux-arm-kernel@...ts.infradead.org; Eric Dumazet
> <edumazet@...gle.com>; Andrew Lunn <andrew+netdev@...n.ch>
> Subject: Re: [PATCH net-next] net: xilinx: axienet: Implement BQL
>
> Caution: This message originated from an External Source. Use proper caution
> when opening attachments, clicking links, or responding.
>
>
> On 2/18/25 11:00, Sean Anderson wrote:
> > On 2/15/25 06:32, Gupta, Suraj wrote:
> >>
> >>
> >>> -----Original Message-----
> >>> From: Sean Anderson <sean.anderson@...ux.dev>
> >>> Sent: Saturday, February 15, 2025 2:43 AM
> >>> To: Pandey, Radhey Shyam <radhey.shyam.pandey@....com>;
> >>> netdev@...r.kernel.org
> >>> Cc: linux-kernel@...r.kernel.org; Paolo Abeni <pabeni@...hat.com>; David S
> .
> >>> Miller <davem@...emloft.net>; Jakub Kicinski <kuba@...nel.org>;
> >>> Simek, Michal <michal.simek@....com>;
> >>> linux-arm-kernel@...ts.infradead.org; Eric Dumazet
> >>> <edumazet@...gle.com>; Andrew Lunn <andrew+netdev@...n.ch>; Sean
> >>> Anderson <sean.anderson@...ux.dev>
> >>> Subject: [PATCH net-next] net: xilinx: axienet: Implement BQL
> >>>
> >>> Caution: This message originated from an External Source. Use proper
> >>> caution when opening attachments, clicking links, or responding.
> >>>
> >>>
> >>> Implement byte queue limits to allow queueing disciplines to account
> >>> for packets enqueued in the ring buffers but not yet transmitted.
> >>>
> >>
> >> Could you please check if BQL can be implemented for DMAengine flow?
> >
> > I can have a look, but TBH I do not test the dma engine configuration
> > since it is so much slower.
>
> I had a look, and BQL is already implemented for dmaengine.
>
> --Sean

Ok, great then. Thanks :)