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PCI: ACS quirks for Intel 9-series PCH root ports

PATCH In review Alex Williamson 3 participants 3 messages May 1, 2015 – May 15, 2015 PCI

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Alex Williamson

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#0 lore raw

PATCH 1/1 PCI: ACS quirks for Intel 9-series PCH root ports

Intel confirms that 9-series chipset root ports provide ACS-equivalent isolation when configured via the existing Intel PCH ACS quirk setup.

Signed-off-by Alex Williamson <[email protected]>
Cc Don Dugger <[email protected]>
---
 drivers/pci/quirks.c |    2 ++
 1 file changed, 2 insertions(+)
drivers/pci/quirks.c +2 -0
index c6dc1df..f126bd6 100644
@@ -3740,6 +3740,8 @@ static const u16 pci_quirk_intel_pch_acs_ids[] = {
 	/* Wellsburg (X99) PCH */
 	0x8d10, 0x8d11, 0x8d12, 0x8d13, 0x8d14, 0x8d15, 0x8d16, 0x8d17,
 	0x8d18, 0x8d19, 0x8d1a, 0x8d1b, 0x8d1c, 0x8d1d, 0x8d1e,
+	/* Lynx Point (9 series) PCH */
+	0x8c90, 0x8c92, 0x8c94, 0x8c96, 0x8c98, 0x8c9a, 0x8c9c, 0x8c9e,
 };
 
 static bool pci_quirk_intel_pch_acs_match(struct pci_dev *dev)
Acked-by on v1 1/1
#1 lore raw

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maintainer
#2 lore raw
In reply to Alex Williamson
Quoted 5 lines · Alex Williamson

Intel confirms that 9-series chipset root ports provide ACS-equivalent isolation when configured via the existing Intel PCH ACS quirk setup.

Signed-off-by Alex Williamson <[email protected]>
Cc Don Dugger <[email protected]>

Applied with Don's ack to pci/virtualization for v4.2, thanks!

Quoted 18 lines
---
 drivers/pci/quirks.c |    2 ++
 1 file changed, 2 insertions(+)
drivers/pci/quirks.c +2 -0
index c6dc1df..f126bd6 100644
@@ -3740,6 +3740,8 @@ static const u16 pci_quirk_intel_pch_acs_ids[] = {
 	/* Wellsburg (X99) PCH */
 	0x8d10, 0x8d11, 0x8d12, 0x8d13, 0x8d14, 0x8d15, 0x8d16, 0x8d17,
 	0x8d18, 0x8d19, 0x8d1a, 0x8d1b, 0x8d1c, 0x8d1d, 0x8d1e,
+	/* Lynx Point (9 series) PCH */
+	0x8c90, 0x8c92, 0x8c94, 0x8c96, 0x8c98, 0x8c9a, 0x8c9c, 0x8c9e,
 };
 
 static bool pci_quirk_intel_pch_acs_match(struct pci_dev *dev)