linux-kernel - Re: [PATCH 00/21] spi: s3c64xx: winter cleanup and gs101 support

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: <e233f4ff-9ed9-42bd-8ffb-17b66bcf2b5b@sirena.org.uk>
Date: Tue, 23 Jan 2024 19:00:40 +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 00/21] spi: s3c64xx: winter cleanup and gs101 support

On Tue, Jan 23, 2024 at 03:33:59PM +0000, Tudor Ambarus wrote:

> The patch set cleans a bit the driver and adds support for gs101 SPI.
> 
> Apart of the SPI patches, I added support for iowrite{8,16}_32 accessors
> in asm-generic/io.h. This will allow devices that require 32 bits
> register accesses to write data in chunks of 8 or 16 bits (a typical use
> case is SPI, where clients can request transfers in words of 8 bits for
> example). GS101 only allows 32bit register accesses otherwise it raisses
> a Serror Interrupt and hangs the system, thus the accessors are needed
> here. If the accessors are fine, I expect they'll be queued either to
> the SPI tree or to the ASM header files tree, but by providing an
> immutable tag, so that the other tree can merge them too.
> 
> The SPI patches were tested with the spi-loopback-test on the gs101
> controller.

The reformatting in this series will conflict with the SPI changes in:

   https://lore.kernel.org/r/20240120012948.8836-1-semen.protsenko@linaro.org

Can you please pull those into this series or otherwise coordinate?

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