linux-kernel - RE: [PATCH] PCI: Add Patsburg (X79) to Intel PCH root port ACS quirk

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Date:	Thu, 3 Apr 2014 14:45:20 +0000
From:	"Dugger, Donald D" <donald.d.dugger@...el.com>
To:	Alex Williamson <alex.williamson@...hat.com>,
	"bhelgaas@...gle.com" <bhelgaas@...gle.com>
CC:	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] PCI: Add Patsburg (X79) to Intel PCH root port ACS quirk

Acked-by: Don Dugger <donald.d.dugger@...el.com>


-----Original Message-----
From: Alex Williamson [mailto:alex.williamson@...hat.com] 
Sent: Monday, March 31, 2014 12:22 PM
To: bhelgaas@...gle.com
Cc: linux-pci@...r.kernel.org; linux-kernel@...r.kernel.org; Dugger, Donald D
Subject: [PATCH] PCI: Add Patsburg (X79) to Intel PCH root port ACS quirk

Intel has updated Red Hat bz1037684 to note that X79 PCH root ports also provide isolation and the same ACS quirks apply.  Some sources indicate additional device IDs for X79, but this patch includes only the ones specifically identified by Intel:
https://bugzilla.redhat.com/show_bug.cgi?id=1037684#c11

Signed-off-by: Alex Williamson <alex.williamson@...hat.com>
Cc: Don Dugger <donald.d.dugger@...el.com>
---
 drivers/pci/quirks.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index e729206..5e4ac63 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -3453,6 +3453,8 @@ static const u16 pci_quirk_intel_pch_acs_ids[] = {
 	/* Wildcat PCH */
 	0x9c90, 0x9c91, 0x9c92, 0x9c93, 0x9c94, 0x9c95, 0x9c96, 0x9c97,
 	0x9c98, 0x9c99, 0x9c9a, 0x9c9b,
+	/* Patsburg (X79) PCH */
+	0x1d10, 0x1d12, 0x1d14, 0x1d16, 0x1d18, 0x1d1a, 0x1d1c, 0x1d1e,
 };
 
 static bool pci_quirk_intel_pch_acs_match(struct pci_dev *dev)