linux-kernel - Re: [PATCH v2 25/28] asm-generic/io.h: add iowrite{8,16}

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <102355d8-02ca-48aa-9e8e-c9c70b2583bb@sirena.org.uk>
Date: Thu, 25 Jan 2024 17:41:11 +0000
From: Mark Brown <broonie@...nel.org>
To: Tudor Ambarus <tudor.ambarus@...aro.org>
Cc: andi.shyti@...nel.org, arnd@...db.de, robh+dt@...nel.org,
	krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
	alim.akhtar@...sung.com, linux-spi@...r.kernel.org,
	linux-samsung-soc@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-arch@...r.kernel.org, andre.draszik@...aro.org,
	peter.griffin@...aro.org, semen.protsenko@...aro.org,
	kernel-team@...roid.com, willmcvicker@...gle.com
Subject: Re: [PATCH v2 25/28] asm-generic/io.h: add iowrite{8,16}_32 accessors

On Thu, Jan 25, 2024 at 02:50:03PM +0000, Tudor Ambarus wrote:
> This will allow devices that require 32 bits register accesses to write
> data in chunks of 8 or 16 bits.
> 
> One SoC that requires 32 bit register accesses is the google gs101. A
> typical use case is SPI, where the clients can request transfers in words
> of 8 bits.

Might be good to CC this one to linux-arch if reposting.

Download attachment "signature.asc" of type "application/pgp-signature" (489 bytes)