1 files changed, 22 insertions, 7 deletions

diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index f925e47bdad5..0a953d43b9a2 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -1779,6 +1779,23 @@ static void __devinit quirk_msi_intx_disable_bug(struct pci_dev *dev)
 {
         dev->dev_flags |= PCI_DEV_FLAGS_MSI_INTX_DISABLE_BUG;
 }
+static void __devinit quirk_msi_intx_disable_ati_bug(struct pci_dev *dev)
+{
+        struct pci_dev *p;
+
+        /* SB700 MSI issue will be fixed at HW level from revision A21,
+         * we need check PCI REVISION ID of SMBus controller to get SB700
+         * revision.
+         */
+        p = pci_get_device(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_SBX00_SMBUS,
+                           NULL);
+        if (!p)
+                return;
+
+        if ((p->revision < 0x3B) && (p->revision >= 0x30))
+                dev->dev_flags |= PCI_DEV_FLAGS_MSI_INTX_DISABLE_BUG;
+        pci_dev_put(p);
+}
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_BROADCOM,
                         PCI_DEVICE_ID_TIGON3_5780,
                         quirk_msi_intx_disable_bug);
@@ -1799,17 +1816,15 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_BROADCOM,
                         quirk_msi_intx_disable_bug);
 
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x4390,
-                        quirk_msi_intx_disable_bug);
+                        quirk_msi_intx_disable_ati_bug);
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x4391,
-                        quirk_msi_intx_disable_bug);
+                        quirk_msi_intx_disable_ati_bug);
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x4392,
-                        quirk_msi_intx_disable_bug);
+                        quirk_msi_intx_disable_ati_bug);
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x4393,
-                        quirk_msi_intx_disable_bug);
+                        quirk_msi_intx_disable_ati_bug);
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x4394,
-                        quirk_msi_intx_disable_bug);
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x4395,
-                        quirk_msi_intx_disable_bug);
+                        quirk_msi_intx_disable_ati_bug);
 
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x4373,
                         quirk_msi_intx_disable_bug);