From: Mark Brown <broonie@kernel.org>
To: Robin Murphy <robin.murphy@arm.com>
Cc: "Andreas Färber" <afaerber@suse.de>,
"Heiner Kallweit" <hkallweit1@gmail.com>,
"Christian Hewitt" <christianshewitt@gmail.com>,
linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] spi: bitbang: Fix lsb-first Rx
Date: Wed, 3 Aug 2022 17:33:48 +0100 [thread overview]
Message-ID: <YuqjbFy3f0EtsokI@sirena.org.uk> (raw)
In-Reply-To: <ae7e7d7b-bf90-7f23-8a27-e6358b3ff4f6@arm.com>
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On Wed, Aug 03, 2022 at 04:22:13PM +0100, Robin Murphy wrote:
> On 2022-08-03 16:02, Mark Brown wrote:
> > So if this never worked we presumably have some systems out there which
> > somehow rely on the old behaviour that we need to fix somehow - copying
> Hmm, I can't imagine anyone's relying too critically on data transfer
> corruption :/
Unless it happens to get corrupted into what is actually wanted - it
wouldn't be the first time I've seen driver code bodge around some issue
in the core. Doesn't seem super likely here given the nature of the bug
but it's alway worth checking.
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next prev parent reply other threads:[~2022-08-03 16:33 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-03 14:58 [PATCH] spi: bitbang: Fix lsb-first Rx Robin Murphy
2022-08-03 15:02 ` Mark Brown
2022-08-03 15:22 ` Robin Murphy
2022-08-03 16:33 ` Mark Brown [this message]
2022-08-15 15:58 ` Mark Brown
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