From: sashiko-bot@kernel.org
To: "Koichiro Den" <den@valinux.co.jp>
Cc: linux-pci@vger.kernel.org
Subject: Re: [PATCH v6 4/5] dmaengine: dw-edma: Dynamically append requests while running
Date: Fri, 30 Oct 2026 15:45:42 +0000 [thread overview]
Message-ID: <sashiko-outbox-191185@kernel.org> (raw)
In-Reply-To: <20261030150742.2586776-5-den@valinux.co.jp>
> From: Frank Li <Frank.Li@nxp.com>
>
> Allow issue_pending() to fill free LL entries while the channel is busy,
> then check progress and restart it if it has stopped. Publish requests
> in descriptor order.
>
> Multiple descriptors can now have entries in the LL ring. When resetting
> the ring after an abort, mark the other descriptors with pending entries
> as aborted too, so they cannot be replayed.
>
> On resume, keep an LL channel BUSY while entries remain published,
> even if dw_edma_start_transfer() publishes nothing new.
>
> Signed-off-by: Frank Li <Frank.Li@nxp.com>
> Co-developed-by: Koichiro Den <den@valinux.co.jp>
> Signed-off-by: Koichiro Den <den@valinux.co.jp>
Sashiko has reviewed this patch and found no issues.
--
Sashiko AI review · https://sashiko.dev/#/patchset/20261030150742.2586776-1-den@valinux.co.jp?part=4
next prev parent reply other threads:[~2026-10-30 15:45 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-30 15:07 [PATCH v6 0/5] dmaengine: dw-edma: Support dynamic LL appends Koichiro Den
2026-10-30 15:07 ` [PATCH v6 1/5] dmaengine: dw-edma: Add a channel transfer size operation Koichiro Den
2026-10-30 15:11 ` sashiko-bot
2026-10-30 16:18 ` Frank Li
2026-10-30 15:07 ` [PATCH v6 2/5] dmaengine: dw-edma: Reclaim LL entries from hardware progress Koichiro Den
2026-10-30 15:39 ` sashiko-bot
2026-10-30 16:21 ` Frank Li
2026-10-30 16:54 ` Frank Li
2026-10-30 15:07 ` [PATCH v6 3/5] dmaengine: dw-edma: Use HDMA watermark interrupts as LL progress Koichiro Den
2026-10-30 15:21 ` sashiko-bot
2026-10-30 15:07 ` [PATCH v6 4/5] dmaengine: dw-edma: Dynamically append requests while running Koichiro Den
2026-10-30 15:45 ` sashiko-bot [this message]
2026-10-30 15:07 ` [PATCH v6 5/5] dmaengine: dw-edma: Add trace support Koichiro Den
2026-10-30 15:17 ` sashiko-bot
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