linux-kernel - Re: [PATCH v2 0/5] axi-dmac: Add support for scatter-gather

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Date: Thu, 21 Dec 2023 22:00:05 +0530
From: Vinod Koul <vkoul@...nel.org>
To: Paul Cercueil <paul@...pouillou.net>
Cc: Lars-Peter Clausen <lars@...afoo.de>, 
 Nuno Sá <noname.nuno@...il.com>, 
 Michael Hennerich <Michael.Hennerich@...log.com>, dmaengine@...r.kernel.org, 
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/5] axi-dmac: Add support for scatter-gather


On Fri, 15 Dec 2023 14:13:08 +0100, Paul Cercueil wrote:
> V2 of my patchset which introduces scatter-gather transfers support to
> the axi-dmac driver.
> 
> I updated patch [1/5] with your feedback. Patch [4/5] was updated as
> well, so that cyclic transfers are restarted properly in the EOT. This
> was a bug in my V1, but it was fixed here just for bisectability, as the
> new patch [5/5] will improve cyclic transfers by linking the last
> descriptor to the first one in a SG chain, which means that the EOT IRQ
> only needs to call the callback associated with the cyclic transfer, and
> the EOT IRQ can be masked if there is no callback associated with it.
> 
> [...]

Applied, thanks!

[1/5] dmaengine: axi-dmac: Small code cleanup
      commit: a2ab7045389feab1c26ebab105a8ad6bce74a4a7
[2/5] dmaengine: axi-dmac: Allocate hardware descriptors
      commit: 3f8fd25936ee5f52596f10d420f650c5b5e3285f
[3/5] dmaengine: axi-dmac: Add support for scatter-gather transfers
      commit: e97dc7435972d28ac7d96d199d4aedb868d04fd8
[4/5] dmaengine: axi-dmac: Use only EOT interrupts when doing scatter-gather
      commit: 238f68a08e19a612b8912c8697901e9982f97811
[5/5] dmaengine: axi-dmac: Improve cyclic DMA transfers in SG mode
      commit: f60dfe0c561a8f1b8e30d3770997cbaa636f57f9

Best regards,
-- 
~Vinod