linux-kernel - Re: MMC: Add 8-bit bus width 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] [day] [month] [year] [list]

Message-ID: <20081130201148.56771c04@mjolnir.drzeus.cx>
Date:	Sun, 30 Nov 2008 20:11:48 +0100
From:	Pierre Ossman <drzeus@...eus.cx>
To:	Jarkko Lavinen <jarkko.lavinen@...ia.com>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: MMC: Add 8-bit bus width support

On Mon, 17 Nov 2008 14:35:21 +0200
Jarkko Lavinen <jarkko.lavinen@...ia.com> wrote:

> Hi Pierre
> 
> Here is a patch which adds 8-bit bus width suport to the mmc
> driver common part.  
> 
> I've tested it with a test board with 8-bit eMMC device on Omap
> 3420 HSMMC controller. It speeds up DMA transfer from host to the
> card and most of the time is spent in busy polling for the card
> to become ready.
> 

Patch looks ok. I'll see if I can do some testing here. Not sure my MMC
cards are fast enough to notice any difference though...

Rgds
-- 
     -- Pierre Ossman

  WARNING: This correspondence is being monitored by the
  Swedish government. Make sure your server uses encryption
  for SMTP traffic and consider using PGP for end-to-end
  encryption.

Download attachment "signature.asc" of type "application/pgp-signature" (198 bytes)