linux-kernel - Re: [PATCH] VIA IRQ quirk breakage fix

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Message-Id: <20070130183706.f0d93103.akpm@osdl.org>
Date:	Tue, 30 Jan 2007 18:37:06 -0800
From:	Andrew Morton <akpm@...l.org>
To:	Jean Delvare <jdelvare@...e.de>
Cc:	Sergey Vlasov <vsu@...linux.ru>,
	Nick Piggin <nickpiggin@...oo.com.au>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Daniel Drake <dsd@...ctivated.net>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Adrian Bunk <bunk@...sta.de>
Subject: Re: [PATCH] VIA IRQ quirk breakage fix

On Tue, 30 Jan 2007 13:25:58 +0100
Jean Delvare <jdelvare@...e.de> wrote:

> So here comes the third
> (and hopefully last) iteration of the patch:

argh, it looks like I sent v2 to Linus.

Here's the missing bit.  Please confirm that we want it?


From: Jean Delvare <jdelvare@...e.de>

Add special handling for the VT82C686.

Signed-off-by: Jean Delvare <jdelvare@...e.de>
Cc: Alan Cox <alan@...rguk.ukuu.org.uk>
Cc: Nick Piggin <nickpiggin@...oo.com.au>
Signed-off-by: Andrew Morton <akpm@...l.org>
---

 drivers/pci/quirks.c |    8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff -puN drivers/pci/quirks.c~via-quirk-fix-update drivers/pci/quirks.c
--- a/drivers/pci/quirks.c~via-quirk-fix-update
+++ a/drivers/pci/quirks.c
@@ -661,9 +661,11 @@ static void quirk_via_bridge(struct pci_
 	/* See what bridge we have and find the device ranges */
 	switch (dev->device) {
 	case PCI_DEVICE_ID_VIA_82C686:
-		/* 82C686 is special */
-		via_vlink_dev_lo = 7;
-		via_vlink_dev_hi = 7;
+		/* The VT82C686 is special, it attaches to PCI and can have
+		   any device number. All its subdevices are functions of
+		   that single device. */
+		via_vlink_dev_lo = PCI_SLOT(dev->devfn);
+		via_vlink_dev_hi = PCI_SLOT(dev->devfn);
 		break;
 	case PCI_DEVICE_ID_VIA_8237:
 	case PCI_DEVICE_ID_VIA_8237A:
_

-
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