linux-kernel - Re: via irq quirk breakage

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Date:	Mon, 29 Jan 2007 15:51:25 +0000
From:	Alan <alan@...rguk.ukuu.org.uk>
To:	Jean Delvare <jdelvare@...e.de>
Cc:	Nick Piggin <nickpiggin@...oo.com.au>,
	Daniel Drake <dsd@...ctivated.net>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Adrian Bunk <bunk@...sta.de>
Subject: Re: via irq quirk breakage

> Fix VIA quirks that were recently broken by Alan Cox in the upstream
> kernel (commit 1597cacbe39802d86656d1f2e6329895bd2ef531).
> 
> My understanding is that pci_find_present() doesn't work yet at the
> time the quirks are run. So I used a two-step quirk as is done for
> some other quirks already. First we detect the VIA south bridges
> and set the right low and high device limits, then we are ready to
> actually run the quirks on the affected devices.

My PCI tree is somewhat different to the default one and I did test it
but possibly sucked in some dependancies on the cyrix and other early PCI
handling changes in my dev tree. 

> Signed-off-by: Jean Delvare <jdelvare@...e.de>

Acked-by: Alan Cox <alan@...hat.com>

This is a lot neater than the original patch too. Only problem I see is
pci=reverse might need more care.

Alan
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