perf python: Add macro to simplify maintainance of the constants array

Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/n/tip-ffuchgsbr5mqu91xl9oggfss@git.kernel.orgSigned-off-by: NArnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/util/python.c

@@ -941,76 +941,78 @@ static int pyrf_evlist__setup_types(void)
 	return PyType_Ready(&pyrf_evlist__type);
 }
 
+#define PERF_CONST(name) { #name, PERF_##name }
+
 static struct {
 	const char *name;
 	int	    value;
 } perf__constants[] = {
-	{ "TYPE_HARDWARE",   PERF_TYPE_HARDWARE },
-	{ "TYPE_SOFTWARE",   PERF_TYPE_SOFTWARE },
-	{ "TYPE_TRACEPOINT", PERF_TYPE_TRACEPOINT },
-	{ "TYPE_HW_CACHE",   PERF_TYPE_HW_CACHE },
-	{ "TYPE_RAW",	     PERF_TYPE_RAW },
-	{ "TYPE_BREAKPOINT", PERF_TYPE_BREAKPOINT },
-
-	{ "COUNT_HW_CPU_CYCLES",	  PERF_COUNT_HW_CPU_CYCLES },
-	{ "COUNT_HW_INSTRUCTIONS",	  PERF_COUNT_HW_INSTRUCTIONS },
-	{ "COUNT_HW_CACHE_REFERENCES",	  PERF_COUNT_HW_CACHE_REFERENCES },
-	{ "COUNT_HW_CACHE_MISSES",	  PERF_COUNT_HW_CACHE_MISSES },
-	{ "COUNT_HW_BRANCH_INSTRUCTIONS", PERF_COUNT_HW_BRANCH_INSTRUCTIONS },
-	{ "COUNT_HW_BRANCH_MISSES",	  PERF_COUNT_HW_BRANCH_MISSES },
-	{ "COUNT_HW_BUS_CYCLES",	  PERF_COUNT_HW_BUS_CYCLES },
-	{ "COUNT_HW_CACHE_L1D",		  PERF_COUNT_HW_CACHE_L1D },
-	{ "COUNT_HW_CACHE_L1I",		  PERF_COUNT_HW_CACHE_L1I },
-	{ "COUNT_HW_CACHE_LL",	  	  PERF_COUNT_HW_CACHE_LL },
-	{ "COUNT_HW_CACHE_DTLB",	  PERF_COUNT_HW_CACHE_DTLB },
-	{ "COUNT_HW_CACHE_ITLB",	  PERF_COUNT_HW_CACHE_ITLB },
-	{ "COUNT_HW_CACHE_BPU",		  PERF_COUNT_HW_CACHE_BPU },
-	{ "COUNT_HW_CACHE_OP_READ",	  PERF_COUNT_HW_CACHE_OP_READ },
-	{ "COUNT_HW_CACHE_OP_WRITE",	  PERF_COUNT_HW_CACHE_OP_WRITE },
-	{ "COUNT_HW_CACHE_OP_PREFETCH",	  PERF_COUNT_HW_CACHE_OP_PREFETCH },
-	{ "COUNT_HW_CACHE_RESULT_ACCESS", PERF_COUNT_HW_CACHE_RESULT_ACCESS },
-	{ "COUNT_HW_CACHE_RESULT_MISS",   PERF_COUNT_HW_CACHE_RESULT_MISS },
-
-	{ "COUNT_HW_STALLED_CYCLES_FRONTEND",	  PERF_COUNT_HW_STALLED_CYCLES_FRONTEND },
-	{ "COUNT_HW_STALLED_CYCLES_BACKEND",	  PERF_COUNT_HW_STALLED_CYCLES_BACKEND },
-
-	{ "COUNT_SW_CPU_CLOCK",	       PERF_COUNT_SW_CPU_CLOCK },
-	{ "COUNT_SW_TASK_CLOCK",       PERF_COUNT_SW_TASK_CLOCK },
-	{ "COUNT_SW_PAGE_FAULTS",      PERF_COUNT_SW_PAGE_FAULTS },
-	{ "COUNT_SW_CONTEXT_SWITCHES", PERF_COUNT_SW_CONTEXT_SWITCHES },
-	{ "COUNT_SW_CPU_MIGRATIONS",   PERF_COUNT_SW_CPU_MIGRATIONS },
-	{ "COUNT_SW_PAGE_FAULTS_MIN",  PERF_COUNT_SW_PAGE_FAULTS_MIN },
-	{ "COUNT_SW_PAGE_FAULTS_MAJ",  PERF_COUNT_SW_PAGE_FAULTS_MAJ },
-	{ "COUNT_SW_ALIGNMENT_FAULTS", PERF_COUNT_SW_ALIGNMENT_FAULTS },
-	{ "COUNT_SW_EMULATION_FAULTS", PERF_COUNT_SW_EMULATION_FAULTS },
-	{ "COUNT_SW_DUMMY",            PERF_COUNT_SW_DUMMY },
-
-	{ "SAMPLE_IP",	      PERF_SAMPLE_IP },
-	{ "SAMPLE_TID",	      PERF_SAMPLE_TID },
-	{ "SAMPLE_TIME",      PERF_SAMPLE_TIME },
-	{ "SAMPLE_ADDR",      PERF_SAMPLE_ADDR },
-	{ "SAMPLE_READ",      PERF_SAMPLE_READ },
-	{ "SAMPLE_CALLCHAIN", PERF_SAMPLE_CALLCHAIN },
-	{ "SAMPLE_ID",	      PERF_SAMPLE_ID },
-	{ "SAMPLE_CPU",	      PERF_SAMPLE_CPU },
-	{ "SAMPLE_PERIOD",    PERF_SAMPLE_PERIOD },
-	{ "SAMPLE_STREAM_ID", PERF_SAMPLE_STREAM_ID },
-	{ "SAMPLE_RAW",	      PERF_SAMPLE_RAW },
-
-	{ "FORMAT_TOTAL_TIME_ENABLED", PERF_FORMAT_TOTAL_TIME_ENABLED },
-	{ "FORMAT_TOTAL_TIME_RUNNING", PERF_FORMAT_TOTAL_TIME_RUNNING },
-	{ "FORMAT_ID",		       PERF_FORMAT_ID },
-	{ "FORMAT_GROUP",	       PERF_FORMAT_GROUP },
-
-	{ "RECORD_MMAP",       PERF_RECORD_MMAP },
-	{ "RECORD_LOST",       PERF_RECORD_LOST },
-	{ "RECORD_COMM",       PERF_RECORD_COMM },
-	{ "RECORD_EXIT",       PERF_RECORD_EXIT },
-	{ "RECORD_THROTTLE",   PERF_RECORD_THROTTLE },
-	{ "RECORD_UNTHROTTLE", PERF_RECORD_UNTHROTTLE },
-	{ "RECORD_FORK",       PERF_RECORD_FORK },
-	{ "RECORD_READ",       PERF_RECORD_READ },
-	{ "RECORD_SAMPLE",     PERF_RECORD_SAMPLE },
+	PERF_CONST(TYPE_HARDWARE),
+	PERF_CONST(TYPE_SOFTWARE),
+	PERF_CONST(TYPE_TRACEPOINT),
+	PERF_CONST(TYPE_HW_CACHE),
+	PERF_CONST(TYPE_RAW),
+	PERF_CONST(TYPE_BREAKPOINT),
+
+	PERF_CONST(COUNT_HW_CPU_CYCLES),
+	PERF_CONST(COUNT_HW_INSTRUCTIONS),
+	PERF_CONST(COUNT_HW_CACHE_REFERENCES),
+	PERF_CONST(COUNT_HW_CACHE_MISSES),
+	PERF_CONST(COUNT_HW_BRANCH_INSTRUCTIONS),
+	PERF_CONST(COUNT_HW_BRANCH_MISSES),
+	PERF_CONST(COUNT_HW_BUS_CYCLES),
+	PERF_CONST(COUNT_HW_CACHE_L1D),
+	PERF_CONST(COUNT_HW_CACHE_L1I),
+	PERF_CONST(COUNT_HW_CACHE_LL),
+	PERF_CONST(COUNT_HW_CACHE_DTLB),
+	PERF_CONST(COUNT_HW_CACHE_ITLB),
+	PERF_CONST(COUNT_HW_CACHE_BPU),
+	PERF_CONST(COUNT_HW_CACHE_OP_READ),
+	PERF_CONST(COUNT_HW_CACHE_OP_WRITE),
+	PERF_CONST(COUNT_HW_CACHE_OP_PREFETCH),
+	PERF_CONST(COUNT_HW_CACHE_RESULT_ACCESS),
+	PERF_CONST(COUNT_HW_CACHE_RESULT_MISS),
+
+	PERF_CONST(COUNT_HW_STALLED_CYCLES_FRONTEND),
+	PERF_CONST(COUNT_HW_STALLED_CYCLES_BACKEND),
+
+	PERF_CONST(COUNT_SW_CPU_CLOCK),
+	PERF_CONST(COUNT_SW_TASK_CLOCK),
+	PERF_CONST(COUNT_SW_PAGE_FAULTS),
+	PERF_CONST(COUNT_SW_CONTEXT_SWITCHES),
+	PERF_CONST(COUNT_SW_CPU_MIGRATIONS),
+	PERF_CONST(COUNT_SW_PAGE_FAULTS_MIN),
+	PERF_CONST(COUNT_SW_PAGE_FAULTS_MAJ),
+	PERF_CONST(COUNT_SW_ALIGNMENT_FAULTS),
+	PERF_CONST(COUNT_SW_EMULATION_FAULTS),
+	PERF_CONST(COUNT_SW_DUMMY),
+
+	PERF_CONST(SAMPLE_IP),
+	PERF_CONST(SAMPLE_TID),
+	PERF_CONST(SAMPLE_TIME),
+	PERF_CONST(SAMPLE_ADDR),
+	PERF_CONST(SAMPLE_READ),
+	PERF_CONST(SAMPLE_CALLCHAIN),
+	PERF_CONST(SAMPLE_ID),
+	PERF_CONST(SAMPLE_CPU),
+	PERF_CONST(SAMPLE_PERIOD),
+	PERF_CONST(SAMPLE_STREAM_ID),
+	PERF_CONST(SAMPLE_RAW),
+
+	PERF_CONST(FORMAT_TOTAL_TIME_ENABLED),
+	PERF_CONST(FORMAT_TOTAL_TIME_RUNNING),
+	PERF_CONST(FORMAT_ID),
+	PERF_CONST(FORMAT_GROUP),
+
+	PERF_CONST(RECORD_MMAP),
+	PERF_CONST(RECORD_LOST),
+	PERF_CONST(RECORD_COMM),
+	PERF_CONST(RECORD_EXIT),
+	PERF_CONST(RECORD_THROTTLE),
+	PERF_CONST(RECORD_UNTHROTTLE),
+	PERF_CONST(RECORD_FORK),
+	PERF_CONST(RECORD_READ),
+	PERF_CONST(RECORD_SAMPLE),
 	{ .name = NULL, },
 };