[PATCH] iommu: dmar -- remove warning for HPET scope type

[Linn Crosetto]

ACPI_DMAR_SCOPE_TYPE_HPET is parsed by ir_parse_ioapic_hpet_scope() and
should not be flagged as an unsupported type.

Signed-off-by: Linn Crosetto <linn@xxxxxx>
---
 drivers/iommu/dmar.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c
index e5cdaf8..b8008f6 100644
--- a/drivers/iommu/dmar.c
+++ b/drivers/iommu/dmar.c
@@ -129,7 +129,8 @@ int __init dmar_parse_dev_scope(void *start, void *end, int *cnt,
 		if (scope->entry_type == ACPI_DMAR_SCOPE_TYPE_ENDPOINT ||
 		    scope->entry_type == ACPI_DMAR_SCOPE_TYPE_BRIDGE)
 			(*cnt)++;
-		else if (scope->entry_type != ACPI_DMAR_SCOPE_TYPE_IOAPIC) {
+		else if (scope->entry_type != ACPI_DMAR_SCOPE_TYPE_IOAPIC &&
+			scope->entry_type != ACPI_DMAR_SCOPE_TYPE_HPET) {
 			pr_warn("Unsupported device scope\n");
 		}
 		start += scope->length;
-- 
1.7.11.3

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