summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h13
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
index 2bf328d9e04b..411d42fecfb6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
@@ -124,9 +124,16 @@ struct amdgpu_mem_stats;
* layout: max 8 GFXHUB + 4 MMHUB0 + 1 MMHUB1
*/
#define AMDGPU_MAX_VMHUBS 13
-#define AMDGPU_GFXHUB(x) (x)
-#define AMDGPU_MMHUB0(x) (8 + x)
-#define AMDGPU_MMHUB1(x) (8 + 4 + x)
+#define AMDGPU_GFXHUB_START 0
+#define AMDGPU_MMHUB0_START 8
+#define AMDGPU_MMHUB1_START 12
+#define AMDGPU_GFXHUB(x) (AMDGPU_GFXHUB_START + (x))
+#define AMDGPU_MMHUB0(x) (AMDGPU_MMHUB0_START + (x))
+#define AMDGPU_MMHUB1(x) (AMDGPU_MMHUB1_START + (x))
+
+#define AMDGPU_IS_GFXHUB(x) ((x) >= AMDGPU_GFXHUB_START && (x) < AMDGPU_MMHUB0_START)
+#define AMDGPU_IS_MMHUB0(x) ((x) >= AMDGPU_MMHUB0_START && (x) < AMDGPU_MMHUB1_START)
+#define AMDGPU_IS_MMHUB1(x) ((x) >= AMDGPU_MMHUB1_START && (x) < AMDGPU_MAX_VMHUBS)
/* Reserve 2MB at top/bottom of address space for kernel use */
#define AMDGPU_VA_RESERVED_SIZE (2ULL << 20)