[PATCH 1/3] x86 PCI domain support: a humble fix

From: Jeff Garzik <jgarzik@pobox.com>
To: linux-kernel@vger.kernel.org
Cc: gregkh@suse.de, ak@suse.de
Subject: [PATCH 1/3] x86 PCI domain support: a humble fix
Date: Fri, 2 Dec 2005 20:39:41 -0500	[thread overview]
Message-ID: <20051203013941.GA2663@havoc.gtf.org> (raw)
In-Reply-To: <20051203013904.GA2560@havoc.gtf.org>



commit 6bc310571a421a755822f1e65815399caddcb400
Author: Jeff Garzik <jgarzik@pobox.com>
Date:   Fri Dec 2 19:20:52 2005 -0500

    [x86, PCI] pass PCI domain number to PCI config read/write hooks
    
    Don't hardcode zero, since modern x86 (with special ACPI sauce)
    can support multiple "PCI segments", aka PCI domains.

 arch/i386/pci/common.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)


6bc310571a421a755822f1e65815399caddcb400

diff --git a/arch/i386/pci/common.c b/arch/i386/pci/common.c
index f6bc48d..6a18a8a 100644
--- a/arch/i386/pci/common.c
+++ b/arch/i386/pci/common.c
@@ -31,12 +31,14 @@ struct pci_raw_ops *raw_pci_ops;
 
 static int pci_read(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 *value)
 {
-	return raw_pci_ops->read(0, bus->number, devfn, where, size, value);
+	return raw_pci_ops->read(pci_domain_nr(bus), bus->number,
+				 devfn, where, size, value);
 }
 
 static int pci_write(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 value)
 {
-	return raw_pci_ops->write(0, bus->number, devfn, where, size, value);
+	return raw_pci_ops->write(pci_domain_nr(bus), bus->number,
+				  devfn, where, size, value);
 }
 
 struct pci_ops pci_root_ops = {
