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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h
index bbcccf53080d..e5a75fb788dd 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h
@@ -22,6 +22,11 @@
#define __AMDGPU_UMC_H__
/*
+ * (addr / 256) * 4096, the higher 26 bits in ErrorAddr
+ * is the index of 4KB block
+ */
+#define ADDR_OF_4KB_BLOCK(addr) (((addr) & ~0xffULL) << 4)
+/*
* (addr / 256) * 8192, the higher 26 bits in ErrorAddr
* is the index of 8KB block
*/