mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
* 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
  0 siblings, 0 replies; only message in thread
From: David Carlier @ 2026-05-21 21:22 UTC (permalink / raw)
  To: vkoul
  Cc: kelvin.cao, logang, Frank.Li, dmaengine, linux-kernel, David Carlier

[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #1: Type: text/plain, Size: 416 bytes --]

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

^ permalink raw reply	[flat|nested] only message in thread

only message in thread, other threads:[~2026-05-21 21:22 UTC | newest]

Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
     [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

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

Powered by JetHome