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Message-ID: <ZONiZq/qCqhfViqM@matsya> Date: Mon, 21 Aug 2023 18:41:02 +0530 From: Vinod Koul <vkoul@...nel.org> To: Jakub Kicinski <kuba@...nel.org> Cc: Radhey Shyam Pandey <radhey.shyam.pandey@....com>, robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org, michal.simek@....com, davem@...emloft.net, edumazet@...gle.com, pabeni@...hat.com, linux@...linux.org.uk, dmaengine@...r.kernel.org, devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, netdev@...r.kernel.org, git@....com Subject: Re: [PATCH net-next v5 00/10] net: axienet: Introduce dmaengine On 08-08-23, 15:53, Jakub Kicinski wrote: > On Mon, 7 Aug 2023 11:21:39 +0530 Radhey Shyam Pandey wrote: > > The axiethernet driver can use the dmaengine framework to communicate > > with the xilinx DMAengine driver(AXIDMA, MCDMA). The inspiration behind > > this dmaengine adoption is to reuse the in-kernel xilinx dma engine > > driver[1] and remove redundant dma programming sequence[2] from the > > ethernet driver. This simplifies the ethernet driver and also makes > > it generic to be hooked to any complaint dma IP i.e AXIDMA, MCDMA > > without any modification. > > > > The dmaengine framework was extended for metadata API support during > > the axidma RFC[3] discussion. However, it still needs further > > enhancements to make it well suited for ethernet usecases. > > > > Comments, suggestions, thoughts to implement remaining functional > > features are very welcome! > > Vinod, any preference on how this gets merged? > Since we're already at -rc5 if the dmaengine parts look good to you > taking those in for 6.6 and delaying the networking bits until 6.7 > could be on the table? Possibly? Yep, I am picking the dmaengine bits -- ~Vinod
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