iommu: io-pgtable-arm: add non-secure quirk
The quirk causes the Non-Secure bit to be set in all page table entries.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
diff --git a/drivers/iommu/io-pgtable.h b/drivers/iommu/io-pgtable.h
index 05c4e59..10e32f6 100644
--- a/drivers/iommu/io-pgtable.h
+++ b/drivers/iommu/io-pgtable.h
@@ -43,7 +43,8 @@
* @tlb: TLB management callbacks for this set of tables.
*/
struct io_pgtable_cfg {
- int quirks; /* IO_PGTABLE_QUIRK_* */
+ #define IO_PGTABLE_QUIRK_ARM_NS (1 << 0) /* Set NS bit in PTEs */
+ int quirks;
unsigned long pgsize_bitmap;
unsigned int ias;
unsigned int oas;