linux-kernel - Re: [RFC PATCH 2/4] i2c: add docs to clarify DMA handling

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Date:   Tue, 6 Jun 2017 13:23:48 +0200
From:   Wolfram Sang <wsa@...-dreams.de>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Linux I2C <linux-i2c@...r.kernel.org>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [RFC PATCH 2/4] i2c: add docs to clarify DMA handling


> I have it enabled all the time. So my devices may stop working...

If you have enabled it all the time, then there won't be a difference
from now. Or?

That also shows how rarely I2C DMA transfers are triggered from within
the kernel :)


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