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Date: 05/24/05
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Date: Mon, 23 May 2005 21:56:22 -0400
From: Jeff Garzik <jgarzik@pobox.com>
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To: Brent Casavant <bcasavan@sgi.com>
Cc: Andrew Morton <akpm@osdl.org>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/3] ioc4: Driver rework
References: <20050523192157.V75588@chenjesu.americas.sgi.com>
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Brent Casavant wrote:
> - The IOC4 chip implements multiple functions (serial, IDE, others not
> yet implemented in the mainline kernel) but is not a multifunction
> PCI device. In order to properly handle device addition and removal
> as well as module insertion and deletion, an intermediary IOC4-specific
> driver layer is needed to handle these operations cleanly.
I disagree that a layer is needed.
Just write a PCI driver that does the following in probe:
register IDE
register serial
...
and undoes all that in remove.
Device addition and removal work just fine with that scheme.
Jeff
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