linux-kernel - Re: [RFC 13/23] spi: omap2-mcspi: raw read and write endian fix

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 for Android: free password hash cracker in your pocket

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

Date:	Sat, 16 Nov 2013 10:19:22 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Taras Kondratiuk <taras.kondratiuk@...aro.org>
Cc:	linux-omap@...r.kernel.org, linaro-networking@...aro.org,
	Victor Kamensky <victor.kamensky@...aro.org>,
	linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC 13/23] spi: omap2-mcspi: raw read and write endian fix

On Sat, Nov 16, 2013 at 02:01:16AM +0200, Taras Kondratiuk wrote:
> From: Victor Kamensky <victor.kamensky@...aro.org>
> 
> All OMAP IP blocks expect LE data, but CPU may operate in BE mode.
> Need to use endian neutral functions to read/write h/w registers.
> I.e instead of __raw_read[lw] and __raw_write[lw] functions code
> need to use read[lw]_relaxed and write[lw]_relaxed functions.
> If the first simply reads/writes register, the second will byteswap
> it if host operates in BE mode.

Applied, thanks.

Download attachment "signature.asc" of type "application/pgp-signature" (837 bytes)