Existing, buggy user mode breaks when SRAM ECC is correctly reported as
"enabled". To avoid breaking existing user mode, deprecate that bit and
leave it as 0. Define a new bit to report the actual SRAM ECC mode that
new, correct user mode can use in the future.
Fixes: 7ec177bdcfc1 ("drm/amdkfd: fix set kfd node ras properties value")
Signed-off-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
---
drivers/gpu/drm/amd/amdkfd/kfd_topology.h | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.h b/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
index 326d9b26b7aa..690cc561955c 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
@@ -47,13 +47,14 @@
#define HSA_CAP_DOORBELL_TYPE_2_0 0x2
#define HSA_CAP_AQL_QUEUE_DOUBLE_MAP 0x00004000
-#define HSA_CAP_SRAM_EDCSUPPORTED 0x00080000
+#define HSA_CAP_RESERVED_WAS_SRAM_EDCSUPPORTED 0x00080000 /* Old buggy user mode depends on this being O */
#define HSA_CAP_MEM_EDCSUPPORTED 0x00100000
#define HSA_CAP_RASEVENTNOTIFY 0x00200000
#define HSA_CAP_ASIC_REVISION_MASK 0x03c00000
#define HSA_CAP_ASIC_REVISION_SHIFT 22
+#define HSA_CAP_SRAM_EDCSUPPORTED 0x04000000
-#define HSA_CAP_RESERVED 0xfc078000
+#define HSA_CAP_RESERVED 0xf80f8000
struct kfd_node_properties {
uint64_t hive_id;
--
2.17.1
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