linux-kernel - Re: [PATCH v9 15/18] input: cyapa: add gen3 trackpad device read firmware image function support

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Message-ID: <20141110083955.GD39688@dtor-ws>
Date:	Mon, 10 Nov 2014 00:39:55 -0800
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Dudley Du <dudley.dulixin@...il.com>
Cc:	rydberg@...omail.se, Dudley Du <dudl@...ress.com>,
	bleung@...gle.com, linux-input@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v9 15/18] input: cyapa: add gen3 trackpad device read
 firmware image function support

On Mon, Nov 03, 2014 at 04:33:07PM +0800, Dudley Du wrote:
> Add read firmware image function supported for gen3 trackpad device,
> it can be used through debugfs read_fw interface.

Why do we need this? Can we do the same via usespace program accessing
the i2c device through /dev/i2c-N?

Thanks.

-- 
Dmitry
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