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-rw-r--r--arch/x86/kernel/acpi/boot.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index ddddaed91872..4433a4be8171 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -408,10 +408,6 @@ static int mp_register_gsi(struct device *dev, u32 gsi, int trigger,
if (acpi_irq_model != ACPI_IRQ_MODEL_IOAPIC)
return gsi;
- /* Don't set up the ACPI SCI because it's already set up */
- if (acpi_gbl_FADT.sci_interrupt == gsi)
- return mp_map_gsi_to_irq(gsi, IOAPIC_MAP_ALLOC);
-
trigger = trigger == ACPI_EDGE_SENSITIVE ? 0 : 1;
polarity = polarity == ACPI_ACTIVE_HIGH ? 0 : 1;
node = dev ? dev_to_node(dev) : NUMA_NO_NODE;
@@ -424,7 +420,8 @@ static int mp_register_gsi(struct device *dev, u32 gsi, int trigger,
if (irq < 0)
return irq;
- if (enable_update_mptable)
+ /* Don't set up the ACPI SCI because it's already set up */
+ if (enable_update_mptable && acpi_gbl_FADT.sci_interrupt != gsi)
mp_config_acpi_gsi(dev, gsi, trigger, polarity);
return irq;
@@ -437,9 +434,6 @@ static void mp_unregister_gsi(u32 gsi)
if (acpi_irq_model != ACPI_IRQ_MODEL_IOAPIC)
return;
- if (acpi_gbl_FADT.sci_interrupt == gsi)
- return;
-
irq = mp_map_gsi_to_irq(gsi, 0);
if (irq > 0)
mp_unmap_irq(irq);