linux-kernel - Re: [PATCH] drivers: i2c: i2c-st: Update i2c timings

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: <20140603075922.GB2653@katana>
Date:	Tue, 3 Jun 2014 09:59:22 +0200
From:	Wolfram Sang <wsa@...-dreams.de>
To:	Maxime Coquelin <maxime.coquelin@...com>
Cc:	linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org,
	Srinivas Kandagatla <srinivas.kandagatla@...il.com>,
	Patrice Chotard <patrice.chotard@...com>, kernel@...inux.com
Subject: Re: [PATCH] drivers: i2c: i2c-st: Update i2c timings


> >Can you give names here? Would be interesting to know since a few
> >drivers implement the minimum timings.
> 
> I don't have the name actually.
> The request to implement this change came from hw guys.

Can you ask? It feels better to have changes based on facts.

> >>This patch adds a 10% margin on all the timings.
> >
> >Is there a safety margin or do the devices start to work exactly at 10%?
> 
> 10% is a safety margin, I don't know what is the limit.

Which also came from the HW guys? Please ask for details why 10%, too.

Thanks,

   Wolfram


Download attachment "signature.asc" of type "application/pgp-signature" (820 bytes)