From: Bartosz Golaszewski <bgolaszew...@baylibre.com>

Since commit c40aaaac1018 ("iommu/vt-d: Gracefully handle DMAR units
with no supported address widths") dmar.c needs struct iommu_device to
be defined. We need to unconditionally select IOMMU_API when DMAR_TABLE
is selected. This fixes the following build error when IOMMU_API is not
selected:

drivers/iommu/intel/dmar.c: In function ‘free_iommu’:
drivers/iommu/intel/dmar.c:1139:41: error: ‘struct iommu_device’ has no member 
named ‘ops’
 1139 |  if (intel_iommu_enabled && iommu->iommu.ops) {
                                                ^

Fixes: c40aaaac1018 ("iommu/vt-d: Gracefully handle DMAR units with no 
supported address widths")
Signed-off-by: Bartosz Golaszewski <bgolaszew...@baylibre.com>
---
 drivers/iommu/intel/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/intel/Kconfig b/drivers/iommu/intel/Kconfig
index 5337ee1584b0..f814b7585ba8 100644
--- a/drivers/iommu/intel/Kconfig
+++ b/drivers/iommu/intel/Kconfig
@@ -1,13 +1,13 @@
 # SPDX-License-Identifier: GPL-2.0-only
 # Intel IOMMU support
 config DMAR_TABLE
+       select IOMMU_API
        bool
 
 config INTEL_IOMMU
        bool "Support for Intel IOMMU using DMA Remapping Devices"
        depends on PCI_MSI && ACPI && (X86 || IA64)
        select DMA_OPS
-       select IOMMU_API
        select IOMMU_IOVA
        select NEED_DMA_MAP_STATE
        select DMAR_TABLE
-- 
2.28.0

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