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-rw-r--r--arch/i386/kernel/acpi/earlyquirk.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/i386/kernel/acpi/earlyquirk.c b/arch/i386/kernel/acpi/earlyquirk.c
index f1b9d2a46dab..087ecc67e9b3 100644
--- a/arch/i386/kernel/acpi/earlyquirk.c
+++ b/arch/i386/kernel/acpi/earlyquirk.c
@@ -15,6 +15,13 @@ static int __init check_bridge(int vendor, int device)
if (vendor == PCI_VENDOR_ID_NVIDIA) {
acpi_skip_timer_override = 1;
}
+ /*
+ * ATI IXP chipsets get double timer interrupts.
+ * For now just do this for all ATI chipsets.
+ * FIXME: this needs to be checked for the non ACPI case too.
+ */
+ if (vendor == PCI_VENDOR_ID_ATI)
+ disable_timer_pin_1 = 1;
return 0;
}