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-rw-r--r--arch/x86/kernel/quirks.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/x86/kernel/quirks.c b/arch/x86/kernel/quirks.c
index fbe32e7c3f5f..a4ce1911efdf 100644
--- a/arch/x86/kernel/quirks.c
+++ b/arch/x86/kernel/quirks.c
@@ -236,6 +236,24 @@ static void old_ich_force_enable_hpet(struct pci_dev *dev)
printk(KERN_DEBUG "Failed to force enable HPET\n");
}
+/*
+ * Undocumented chipset features. Make sure that the user enforced
+ * this.
+ */
+static void old_ich_force_enable_hpet_user(struct pci_dev *dev)
+{
+ if (hpet_force_user)
+ old_ich_force_enable_hpet(dev);
+}
+
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_0,
+ old_ich_force_enable_hpet_user);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_12,
+ old_ich_force_enable_hpet_user);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801DB_0,
+ old_ich_force_enable_hpet_user);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801DB_12,
+ old_ich_force_enable_hpet_user);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801EB_0,
old_ich_force_enable_hpet);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801EB_12,