From 76b927fb00f67e8a99e152d6e7a08e209acf9324 Mon Sep 17 00:00:00 2001
From: Ralf Baechle <ralf@linux-mips.org>
Date: Wed, 6 Jun 2012 11:14:08 +0100
Subject: [PATCH] --- yaml --- r: 319592 b: refs/heads/master c:
 497e5ff03f58583ada469db8a1aa34eced9dd63e h: refs/heads/master v: v3

---
 [refs]                            |  2 +-
 trunk/arch/mips/pci/fixup-malta.c | 14 ++++++++++++++
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 90b02af05f3b..c9bfa2d76419 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f7257d38ebb1bd3b8f80662c67ec7d502ac67421
+refs/heads/master: 497e5ff03f58583ada469db8a1aa34eced9dd63e
diff --git a/trunk/arch/mips/pci/fixup-malta.c b/trunk/arch/mips/pci/fixup-malta.c
index 70073c98ed32..819622f93e9c 100644
--- a/trunk/arch/mips/pci/fixup-malta.c
+++ b/trunk/arch/mips/pci/fixup-malta.c
@@ -101,3 +101,17 @@ static void __devinit malta_piix_func1_fixup(struct pci_dev *pdev)
 
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82371AB,
 	 malta_piix_func1_fixup);
+
+/* Enable PCI 2.1 compatibility in PIIX4 */
+static void __devinit quirk_dlcsetup(struct pci_dev *dev)
+{
+	u8 odlc, ndlc;
+
+	(void) pci_read_config_byte(dev, 0x82, &odlc);
+	/* Enable passive releases and delayed transaction */
+	ndlc = odlc | 7;
+	(void) pci_write_config_byte(dev, 0x82, ndlc);
+}
+
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82371AB_0,
+	quirk_dlcsetup);