linux-kernel - Re: multiple drivers, single device (was Re: Announce: Linux-next (Or Andrew's dream :-)))

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Message-ID: <47B1DDD3.2000402@garzik.org>
Date:	Tue, 12 Feb 2008 12:56:35 -0500
From:	Jeff Garzik <jeff@...zik.org>
To:	Greg KH <greg@...ah.com>
CC:	Stephen Rothwell <sfr@...b.auug.org.au>,
	LKML <linux-kernel@...r.kernel.org>, linux-next@...r.kernel.org,
	linux-arch@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus <torvalds@...ux-foundation.org>
Subject: Re: multiple drivers, single device (was Re: Announce: Linux-next
 (Or Andrew's dream  :-)))

Greg KH wrote:
> The work I'm doing here is for stupid PCI firmware engineers, who have
> created devices that are different things, all bound up under the same
> PCI device.  I'm thinking of watchdog timers and random number
> generator and i2c controller on the same PCI device, or even the more
> basic, frame buffer and DRM access to the same PCI video device.

Yes, that has a known solution:  have your driver register i2c, rng, 
watchdog, etc. functions.

Works just fine inside today's infrastructure, no changes needed.

	Jeff


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