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ftang1lenb
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ACPI: Add a quirk for "AMILO PRO V2030" to ignore the timer overriding
This is the 2nd part of fix for kernel bugzilla 40002: "IRQ 0 assigned to VGA" https://bugzilla.kernel.org/show_bug.cgi?id=40002 The root cause is the buggy FW, whose ACPI tables assign the GSI 16 to 2 irqs 0 and 16(VGA), and the VGA is the right owner of GSI 16. So add a quirk to ignore the irq0 overriding GSI 16 for the FUJITSU SIEMENS AMILO PRO V2030 platform will solve this issue. Reported-and-tested-by: Szymon Kowalczyk <[email protected]> Signed-off-by: Feng Tang <[email protected]> Signed-off-by: Len Brown <[email protected]>
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arch/x86/kernel/acpi/boot.c

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@@ -1470,6 +1470,14 @@ static struct dmi_system_id __initdata acpi_dmi_table_late[] = {
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DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq 6715b"),
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},
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},
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{
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.callback = dmi_ignore_irq0_timer_override,
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.ident = "FUJITSU SIEMENS",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
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},
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},
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{}
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};
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