* Re: [PATCH] dmaengine: switchtec-dma: fix FIELD_GET misuse when programming SE threshold
[not found] <20260317083252.13224-1-devnexen@gmail.com>
@ 2026-05-21 21:22 ` David Carlier
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From: David Carlier @ 2026-05-21 21:22 UTC (permalink / raw)
To: vkoul
Cc: kelvin.cao, logang, Frank.Li, dmaengine, linux-kernel, David Carlier
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Hi Vinod,
Following up on this one-line fix. The bug is still present in
linux-next as of next-20260521 at drivers/dma/switchtec_dma.c:1102 —
FIELD_GET extracts a zero from the 9-bit thresh value against the
bits 23-31 mask, so the SE threshold field is never actually written.
Original posting:
https://lore.kernel.org/dmaengine/20260317083252.13224-1-devnexen@gmail.com/
Thanks,
David
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[not found] <20260317083252.13224-1-devnexen@gmail.com>
2026-05-21 21:22 ` [PATCH] dmaengine: switchtec-dma: fix FIELD_GET misuse when programming SE threshold David Carlier
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