Enable version info via thunk interface

- Replace HSAuint32 with HSA_ENGINE_ID for EngineId type so it explicitely
  presents version information for ucode and GfxIP
- Created a GfxIP lookup table to pass the version information. This lookup
  searches for matching device ID.

Signed-off-by: Amber Lin <Amber.Lin@amd.com>
Acked-by: John Bridgman <John.Bridgman@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>


[ROCm/ROCR-Runtime commit: a3925a3a19]

projects/rocr-runtime/include/hsakmttypes.h

@@ -148,6 +148,17 @@ typedef struct _HsaSystemProperties
     HSAuint32    PlatformRev;      // HSA platform revision, reflects Platform Table Revision ID
 } HsaSystemProperties;
 
+typedef union 
+{
+    HSAuint32 Value;
+    struct 
+    {
+        unsigned int uCode    : 10;  // ucode packet processor version
+        unsigned int Major    :  6;  // GFXIP Major engine version
+        unsigned int Minor    :  8;  // GFXIP Minor engine version
+        unsigned int Stepping :  8;  // GFXIP Stepping info
+    };
+} HSA_ENGINE_ID;
 
 typedef union
 {
@@ -223,7 +234,7 @@ typedef struct _HsaNodeProperties
     HSAuint32       MaxSlotsScratchCU; // Number of temp. memory ("scratch") wave slots available to access,
                                        // may be 0 if HW has no restrictions
 
-    HSAuint32       EngineId;          // Identifier (rev) of teh GPU uEngine or Firmware, may be 0
+    HSA_ENGINE_ID   EngineId;          // Identifier (rev) of the GPU uEngine or Firmware, may be 0
 
     HSAuint16       VendorId;          // GPU vendor id; 0 on latency (= CPU)-only nodes
     HSAuint16       DeviceId;          // GPU device id; 0 on latency (= CPU)-only nodes

projects/rocr-runtime/src/topology.c

@@ -52,7 +52,44 @@ static node_t *node = NULL;
 
 static HSAKMT_STATUS topology_take_snapshot(void);
 static HSAKMT_STATUS topology_drop_snapshot(void);
-static int get_cpu_stepping(uint16_t* stepping);
+//static int get_cpu_stepping(uint16_t* stepping);
+
+static struct hsa_gfxip_table {
+	unsigned short device_id;	// Device ID
+	unsigned char major;		// GFXIP Major engine version
+	unsigned char minor;		// GFXIP Minor engine version
+	unsigned char stepping;		// GFXIP Stepping info
+} gfxip_lookup_table[] = {
+	/* Kaveri Family */
+	{ 0x1304, 7, 0, 0 },
+	{ 0x1305, 7, 0, 0 },
+	{ 0x1306, 7, 0, 0 },
+	{ 0x1307, 7, 0, 0 },
+	{ 0x1309, 7, 0, 0 },
+	{ 0x130A, 7, 0, 0 },
+	{ 0x130B, 7, 0, 0 },
+	{ 0x130C, 7, 0, 0 },
+	{ 0x130D, 7, 0, 0 },
+	{ 0x130E, 7, 0, 0 },
+	{ 0x130F, 7, 0, 0 },
+	{ 0x1310, 7, 0, 0 },
+	{ 0x1311, 7, 0, 0 },
+	{ 0x1312, 7, 0, 0 },
+	{ 0x1313, 7, 0, 0 },
+	{ 0x1315, 7, 0, 0 },
+	{ 0x1316, 7, 0, 0 },
+	{ 0x1317, 7, 0, 0 },
+	{ 0x1318, 7, 0, 0 },
+	{ 0x131B, 7, 0, 0 },
+	{ 0x131C, 7, 0, 0 },
+	{ 0x131D, 7, 0, 0 },
+	/* Carrizo Family */
+	{ 0x9870, 8, 0, 1 },
+	{ 0x9874, 8, 0, 1 },
+	{ 0x9875, 8, 0, 1 },
+	{ 0x9876, 8, 0, 1 },
+	{ 0x9877, 8, 0, 1 }
+};
 
 static void
 free_node(node_t *n)
@@ -192,8 +229,8 @@ topology_sysfs_get_node_props(uint32_t node_id, HsaNodeProperties *props, uint32
 	char prop_name[256];
 	char path[256];
 	long long unsigned int  prop_val;
-	uint32_t i, prog;
-	uint16_t stepping = 0, fw_version = 0;
+	uint32_t i, prog, table_size;
+	uint16_t fw_version = 0;
     int read_size;
 
 	HSAKMT_STATUS ret = HSAKMT_STATUS_SUCCESS;
@@ -309,8 +346,22 @@ topology_sysfs_get_node_props(uint32_t node_id, HsaNodeProperties *props, uint32
 
 	}
 
-	get_cpu_stepping(&stepping);
-	props->EngineId = ((stepping << 16) | fw_version);
+//	get_cpu_stepping(&stepping);
+	props->EngineId.uCode = fw_version & 0x3ff;
+	props->EngineId.Major = 0;
+	props->EngineId.Minor = 0;
+	props->EngineId.Stepping = 0;
+	table_size = sizeof(gfxip_lookup_table)/sizeof(struct hsa_gfxip_table);
+	for (i=0; i<table_size; i++) {
+		if(gfxip_lookup_table[i].device_id == props->DeviceId) {
+			props->EngineId.Major = gfxip_lookup_table[i].major & 0x3f;
+			props->EngineId.Minor = gfxip_lookup_table[i].minor;
+			props->EngineId.Stepping = gfxip_lookup_table[i].stepping;
+			break;
+		}
+	}
+	assert(props->EngineId.Major);
+	//TODO: error handler when Device ID lookup fails
 
 err2:
 	free(read_buf);
@@ -960,6 +1011,7 @@ uint16_t get_device_id_by_node(HSAuint32 node_id)
     return node[node_id].node.DeviceId;
 }
 
+#if 0
 static int get_cpu_stepping(uint16_t* stepping)
 {
 	int ret;
@@ -997,3 +1049,4 @@ err1:
 
 	return ret;
 }
+#endif