linux-kernel - Re: Testing to see if a driver is loaded

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Date:	Mon, 14 Jun 2010 17:53:29 -0600
From:	Robert Hancock <hancockrwd@...il.com>
To:	Robert Emanuele <rob@...nuele.us>
CC:	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: Testing to see if a driver is loaded

On 06/12/2010 10:33 PM, Robert Emanuele wrote:
> Greetings once again,
>
> I was wondering if there is a simple way to test if a driver is loaded
> from within another driver's probe?  I have one driver that depends on
> another.  I see several *_find_device functions in
> include/linux/device.h.  I haven't found a "find driver" nor an
> arbitrary way of doing that.
>
> Thanks for any guidance,

There's not a simple answer, it depends what you are trying to achieve 
(i.e. in what way is the driver dependent on the other one..)
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