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Diffstat (limited to 'include/linux/io-pgtable.h')
-rw-r--r--include/linux/io-pgtable.h3
1 files changed, 3 insertions, 0 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;