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-rw-r--r--drivers/pci/quirks.c29
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);