Add helper macros to define metrics struct definitions. It will define
structs with field type followed by actual field. A helper macro is also
added to initialize the field encoding for all fields and to initialize
the field members to 0xFFs.
Signed-off-by: Lijo Lazar <lijo.la...@amd.com>
---
drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h | 62 ++++++++++++++++++++++++++
1 file changed, 62 insertions(+)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h
b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h
index d588f74b98de..92eaf13680b3 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h
@@ -200,5 +200,67 @@ void smu_cmn_get_backend_workload_mask(struct smu_context
*smu,
u32 workload_mask,
u32 *backend_workload_mask);
+/*SMU gpu metrics */
+
+/* Attribute ID mapping */
+#define SMU_MATTR(X) AMDGPU_METRICS_ATTR_##X
+/* Type ID mapping */
+#define SMU_MTYPE(X) AMDGPU_METRICS_TYPE_##X
+/* Unit ID mapping */
+#define SMU_MUNIT(X) AMDGPU_METRICS_UNIT_##X
+
+/* Map TYPEID to C type */
+#define SMU_CTYPE(TYPEID) SMU_CTYPE_##TYPEID
+
+#define SMU_CTYPE_AMDGPU_METRICS_TYPE_U8 u8
+#define SMU_CTYPE_AMDGPU_METRICS_TYPE_S8 s8
+#define SMU_CTYPE_AMDGPU_METRICS_TYPE_U16 u16
+#define SMU_CTYPE_AMDGPU_METRICS_TYPE_S16 s16
+#define SMU_CTYPE_AMDGPU_METRICS_TYPE_U32 u32
+#define SMU_CTYPE_AMDGPU_METRICS_TYPE_S32 s32
+#define SMU_CTYPE_AMDGPU_METRICS_TYPE_U64 u64
+#define SMU_CTYPE_AMDGPU_METRICS_TYPE_S64 s64
+
+/* struct members */
+#define SMU_METRICS_SCALAR(ID, UNIT, TYPEID, NAME) \
+ u32 NAME##_ftype; \
+ SMU_CTYPE(TYPEID) NAME;
+
+#define SMU_METRICS_ARRAY(ID, UNIT, TYPEID, NAME, SIZE) \
+ u32 NAME##_ftype; \
+ SMU_CTYPE(TYPEID) NAME[SIZE];
+
+/* Init functions for scalar/array fields - init to 0xFFs */
+#define SMU_METRICS_INIT_SCALAR(ID, UNIT, TYPEID, NAME) \
+ obj->NAME##_ftype = AMDGPU_METRICS_ENC_ATTR(UNIT, TYPEID, ID, 1); \
+ obj->NAME = (SMU_CTYPE(TYPEID)) ~0; \
+ count++;
+
+#define SMU_METRICS_INIT_ARRAY(ID, UNIT, TYPEID, NAME, SIZE) \
+ obj->NAME##_ftype = AMDGPU_METRICS_ENC_ATTR(UNIT, TYPEID, ID, SIZE); \
+ memset(obj->NAME, 0xFF, sizeof(obj->NAME)); \
+ count++;
+
+/* Declare Metrics Class and Template object */
+#define DECLARE_SMU_METRICS_CLASS(CLASSNAME, SMU_METRICS_FIELD_LIST) \
+ struct __packed CLASSNAME { \
+ struct metrics_table_header header; \
+ int attr_count; \
+ SMU_METRICS_FIELD_LIST(SMU_METRICS_SCALAR, SMU_METRICS_ARRAY) \
+ }; \
+ \
+ static inline void CLASSNAME##_init(struct CLASSNAME *obj, \
+ uint8_t frev, uint8_t crev) \
+ { \
+ int count = 0; \
+ memset(obj, 0xFF, sizeof(*obj)); \
+ obj->header.format_revision = frev; \
+ obj->header.content_revision = crev; \
+ obj->header.structure_size = sizeof(*obj); \
+ SMU_METRICS_FIELD_LIST(SMU_METRICS_INIT_SCALAR, \
+ SMU_METRICS_INIT_ARRAY) \
+ obj->attr_count = count; \
+ }
+
#endif
#endif
--
2.49.0
