summaryrefslogtreecommitdiff
path: root/include/linux
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/io-pgtable.h3
-rw-r--r--include/linux/iommu.h6
2 files changed, 6 insertions, 3 deletions
diff --git a/include/linux/io-pgtable.h b/include/linux/io-pgtable.h
index 86cf1f7ae389..f9a81761bfce 100644
--- a/include/linux/io-pgtable.h
+++ b/include/linux/io-pgtable.h
@@ -85,6 +85,8 @@ struct io_pgtable_cfg {
*
* IO_PGTABLE_QUIRK_ARM_OUTER_WBWA: Override the outer-cacheability
* attributes set in the TCR for a non-coherent page-table walker.
+ *
+ * IO_PGTABLE_QUIRK_ARM_HD: Enables dirty tracking in stage 1 pagetable.
*/
#define IO_PGTABLE_QUIRK_ARM_NS BIT(0)
#define IO_PGTABLE_QUIRK_NO_PERMS BIT(1)
@@ -92,6 +94,7 @@ struct io_pgtable_cfg {
#define IO_PGTABLE_QUIRK_ARM_MTK_TTBR_EXT BIT(4)
#define IO_PGTABLE_QUIRK_ARM_TTBR1 BIT(5)
#define IO_PGTABLE_QUIRK_ARM_OUTER_WBWA BIT(6)
+ #define IO_PGTABLE_QUIRK_ARM_HD BIT(7)
unsigned long quirks;
unsigned long pgsize_bitmap;
unsigned int ias;
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 17b3f36ad843..f943f5583df1 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -317,6 +317,9 @@ enum iommu_dev_features {
#define IOMMU_PASID_INVALID (-1U)
typedef unsigned int ioasid_t;
+/* Read but do not clear any dirty bits */
+#define IOMMU_DIRTY_NO_CLEAR (1 << 0)
+
#ifdef CONFIG_IOMMU_API
/**
@@ -353,9 +356,6 @@ struct iommu_dirty_bitmap {
struct iommu_iotlb_gather *gather;
};
-/* Read but do not clear any dirty bits */
-#define IOMMU_DIRTY_NO_CLEAR (1 << 0)
-
/**
* struct iommu_dirty_ops - domain specific dirty tracking operations
* @set_dirty_tracking: Enable or Disable dirty tracking on the iommu domain