linux-kernel - Re: [PATCH] i2c-mux-pca954x: Disable mux after 200ms timeout

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Date:	Tue, 26 Nov 2013 10:06:39 +0100
From:	Wolfram Sang <wsa@...-dreams.de>
To:	Mike Looijmans <mike.looijmans@...ic.nl>
Cc:	linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] i2c-mux-pca954x: Disable mux after 200ms timeout

On Tue, Nov 26, 2013 at 07:32:00AM +0100, Mike Looijmans wrote:
> Leaving the mux enabled causes needless I2C traffic on the downstream
> bus. De-selecting after every request causes excess I2C traffic and
> switching.
> 
> This patch implements a hybrid solution: After 200ms of inactivity,
> the mux is disabled.
> 
> Signed-off-by: Mike Looijmans <mike.looijmans@...ic.nl>

You still haven't answered my initial question. Also, please don't
resend without saying what changed since the last version.


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