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authorAlex Deucher <alexander.deucher@amd.com>2013-06-13 18:47:58 -0400
committerAlex Deucher <alexander.deucher@amd.com>2013-07-14 10:11:29 -0400
commitfbf6dc7ac7291841f53367d461a01a8e8bad0369 (patch)
tree43153f9c70b7ada6e274819d5b12403ac14f79eb /drivers/gpu/drm/radeon/sid.h
parent54e2e49ce28ff7ac67b93e7e9e44702552b04a69 (diff)
downloadblackbird-op-linux-fbf6dc7ac7291841f53367d461a01a8e8bad0369.tar.gz
blackbird-op-linux-fbf6dc7ac7291841f53367d461a01a8e8bad0369.zip
drm/radeon: add fault decode function for SI (v2)
Helpful for debugging GPUVM errors as we can see what hw block and page generated the fault in the log. v2: simplify fault decoding Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/sid.h')
-rw-r--r--drivers/gpu/drm/radeon/sid.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/sid.h b/drivers/gpu/drm/radeon/sid.h
index 12a20eb77d0c..2c8da27a929f 100644
--- a/drivers/gpu/drm/radeon/sid.h
+++ b/drivers/gpu/drm/radeon/sid.h
@@ -367,6 +367,20 @@
#define VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x14FC
#define VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x14DC
+#define PROTECTIONS_MASK (0xf << 0)
+#define PROTECTIONS_SHIFT 0
+ /* bit 0: range
+ * bit 1: pde0
+ * bit 2: valid
+ * bit 3: read
+ * bit 4: write
+ */
+#define MEMORY_CLIENT_ID_MASK (0xff << 12)
+#define MEMORY_CLIENT_ID_SHIFT 12
+#define MEMORY_CLIENT_RW_MASK (1 << 24)
+#define MEMORY_CLIENT_RW_SHIFT 24
+#define FAULT_VMID_MASK (0xf << 25)
+#define FAULT_VMID_SHIFT 25
#define VM_INVALIDATE_REQUEST 0x1478
#define VM_INVALIDATE_RESPONSE 0x147c
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