[PATCH v2 48/62] drm/nouveau/mmu: bump up the maximum page table depth

[Ben Skeggs]

GH100/GBxxx have 6-level page tables.

Signed-off-by: Ben Skeggs <bskeggs at nvidia.com>
Reviewed-by: Dave Airlie <airlied at redhat.com>
Reviewed-by: Timur Tabi <ttabi at nvidia.com>
Tested-by: Timur Tabi <ttabi at nvidia.com>
---
 drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h | 2 +-
 drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c     | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
index 5320e15f4fc8..1e461d3b53e6 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
@@ -8,7 +8,7 @@ struct nvkm_vma {
 	struct list_head head;
 	struct rb_node tree;
 	u64 addr;
-	u64 size:50;
+	u64 size;
 	bool mapref:1; /* PTs (de)referenced on (un)map (vs pre-allocated). */
 	bool sparse:1; /* Unmapped PDEs/PTEs will not trigger MMU faults. */
 #define NVKM_VMA_PAGE_NONE 7
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c
index ba9b277fc1cb..7c89c2e80345 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c
@@ -19,7 +19,7 @@
  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  * OTHER DEALINGS IN THE SOFTWARE.
  */
-#define NVKM_VMM_LEVELS_MAX 5
+#define NVKM_VMM_LEVELS_MAX 6
 #include "vmm.h"
 
 #include <subdev/fb.h>
-- 
2.49.0