linux-kernel - [PATCH] PCI: Add ACS quirks for Intel I219-LM/V

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Message-ID: <20150810183055.5714.12998.stgit@gimli.home>
Date:	Mon, 10 Aug 2015 12:32:04 -0600
From:	Alex Williamson <alex.williamson@...hat.com>
To:	linux-pci@...r.kernel.org
Cc:	bhelgaas@...gle.com, john.ronciak@...el.com,
	linux-kernel@...r.kernel.org
Subject: [PATCH] PCI: Add ACS quirks for Intel I219-LM/V

The Intel 100-series chipset now includes the integrated Ethernet as
part of a multifunction package.  The Ethernet function does not
include native ACS support, but Intel confirms that the device is not
capable of peer-to-peer within the package.  We can therefore quirk it
to expose the isolation.

Signed-off-by: Alex Williamson <alex.williamson@...hat.com>
Cc: John Ronciak <john.ronciak@...el.com>
---
 drivers/pci/quirks.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index e9fd0e9..a914848 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -3848,6 +3848,9 @@ static const struct pci_dev_acs_enabled {
 	{ PCI_VENDOR_ID_INTEL, 0x105F, pci_quirk_mf_endpoint_acs },
 	{ PCI_VENDOR_ID_INTEL, 0x1060, pci_quirk_mf_endpoint_acs },
 	{ PCI_VENDOR_ID_INTEL, 0x10D9, pci_quirk_mf_endpoint_acs },
+	/* I219 */
+	{ PCI_VENDOR_ID_INTEL, 0x15b7, pci_quirk_mf_endpoint_acs },
+	{ PCI_VENDOR_ID_INTEL, 0x15b8, pci_quirk_mf_endpoint_acs },
 	/* Intel PCH root ports */
 	{ PCI_VENDOR_ID_INTEL, PCI_ANY_ID, pci_quirk_intel_pch_acs },
 	{ 0x19a2, 0x710, pci_quirk_mf_endpoint_acs }, /* Emulex BE3-R */

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