perfmon: adding support for papi TMAM

[vpp.git] / src / plugins / perfmon / perfmon.h

diff --git a/src/plugins/perfmon/perfmon.h b/src/plugins/perfmon/perfmon.h
index f24a23b..967b92e 100644 (file)
--- a/src/plugins/perfmon/perfmon.h
+++ b/src/plugins/perfmon/perfmon.h
@@ -20,6 +20,7 @@
 #include <vppinfra/clib.h>
 #include <vppinfra/format.h>
 #include <vppinfra/error.h>
+#include <vppinfra/cpu.h>
 #include <vlib/vlib.h>
 
 #define PERF_MAX_EVENTS 7 /* 3 fixed and 4 programmable */
@@ -30,8 +31,16 @@ typedef enum
   PERFMON_BUNDLE_TYPE_NODE,
   PERFMON_BUNDLE_TYPE_THREAD,
   PERFMON_BUNDLE_TYPE_SYSTEM,
+  PERFMON_BUNDLE_TYPE_MAX,
 } perfmon_bundle_type_t;
 
+typedef enum
+{
+  PERFMON_OFFSET_TYPE_MMAP,
+  PERFMON_OFFSET_TYPE_METRICS,
+  PERFMON_OFFSET_TYPE_MAX,
+} perfmon_offset_type_t;
+
 typedef struct
 {
   u32 type_from_instance : 1;
@@ -61,7 +70,12 @@ typedef struct
 } perfmon_instance_type_t;
 
 struct perfmon_source;
-vlib_node_function_t perfmon_dispatch_wrapper;
+vlib_node_function_t perfmon_dispatch_wrapper_mmap;
+vlib_node_function_t perfmon_dispatch_wrapper_metrics;
+
+#define foreach_permon_offset_type                                            \
+  _ (PERFMON_OFFSET_TYPE_MMAP, perfmon_dispatch_wrapper_mmap)                 \
+  _ (PERFMON_OFFSET_TYPE_METRICS, perfmon_dispatch_wrapper_metrics)
 
 typedef clib_error_t *(perfmon_source_init_fn_t) (vlib_main_t *vm,
                                                  struct perfmon_source *);
@@ -78,8 +92,16 @@ typedef struct perfmon_source
 } perfmon_source_t;
 
 struct perfmon_bundle;
+
 typedef clib_error_t *(perfmon_bundle_init_fn_t) (vlib_main_t *vm,
                                                  struct perfmon_bundle *);
+
+typedef struct
+{
+  clib_cpu_supports_func_t cpu_supports;
+  perfmon_bundle_type_t bundle_type;
+} perfmon_cpu_supports_t;
+
 typedef struct perfmon_bundle
 {
   char *name;
@@ -87,13 +109,19 @@ typedef struct perfmon_bundle
   char *source;
   char *footer;
   perfmon_bundle_type_t type;
+  perfmon_offset_type_t offset_type;
   u32 events[PERF_MAX_EVENTS];
   u32 n_events;
 
+  u32 metrics[PERF_MAX_EVENTS];
+  u32 n_metrics;
+
+  perfmon_cpu_supports_t *cpu_supports;
+  u32 n_cpu_supports;
+
   perfmon_bundle_init_fn_t *init_fn;
 
   char **column_headers;
-  char **raw_column_headers;
   format_function_t *format_fn;
 
   /* do not set manually */
@@ -114,7 +142,14 @@ typedef struct
   CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
   u64 n_calls;
   u64 n_packets;
-  u64 value[PERF_MAX_EVENTS];
+  union
+  {
+    struct
+    {
+      u64 value[PERF_MAX_EVENTS];
+    } t[2];
+    u64 value[PERF_MAX_EVENTS * 2];
+  };
 } perfmon_node_stats_t;
 
 typedef struct
@@ -122,6 +157,7 @@ typedef struct
   u8 n_events;
   u16 n_nodes;
   perfmon_node_stats_t *node_stats;
+  perfmon_bundle_t *bundle;
   struct perf_event_mmap_page *mmap_pages[PERF_MAX_EVENTS];
 } perfmon_thread_runtime_t;
 
@@ -143,6 +179,24 @@ typedef struct
 
 extern perfmon_main_t perfmon_main;
 
+always_inline uword
+perfmon_cpu_supported_bundle_type (perfmon_bundle_t *b)
+{
+  perfmon_cpu_supports_t *supports = b->cpu_supports;
+  uword type = 0;
+
+  /* if nothing specific for this bundle, go with the default */
+  if (!supports)
+    return b->type;
+
+  /* the last specified type, will always win */
+  for (int i = 0; i < b->n_cpu_supports; ++i)
+    if (supports[i].cpu_supports ())
+      type = supports[i].bundle_type;
+
+  return type;
+}
+
 #define PERFMON_REGISTER_SOURCE(x)                                            \
   perfmon_source_t __perfmon_source_##x;                                      \
   static void __clib_constructor __perfmon_source_registration_##x (void)     \
@@ -159,6 +213,8 @@ extern perfmon_main_t perfmon_main;
   {                                                                           \
     perfmon_main_t *pm = &perfmon_main;                                       \
     __perfmon_bundle_##x.next = pm->bundles;                                  \
+    __perfmon_bundle_##x.type =                                               \
+      perfmon_cpu_supported_bundle_type (&__perfmon_bundle_##x);              \
     pm->bundles = &__perfmon_bundle_##x;                                      \
   }                                                                           \
   perfmon_bundle_t __perfmon_bundle_##x