bootstage: Allow marking a particular line of code

[karo-tx-uboot.git] / include / bootstage.h

diff --git a/include/bootstage.h b/include/bootstage.h
index c8235e8ed6ad10a0c7a551b785201d735be290b2..0f44e71fe24ad447ad7e5af123fcb2f919f68ce3 100644 (file)
--- a/include/bootstage.h
+++ b/include/bootstage.h
@@ -266,6 +266,19 @@ ulong bootstage_error(enum bootstage_id id);
 
 ulong bootstage_mark_name(enum bootstage_id id, const char *name);
 
+/**
+ * Mark a time stamp in the given function and line number
+ *
+ * See BOOTSTAGE_MARKER() for a convenient macro.
+ *
+ * @param file         Filename to record (NULL if none)
+ * @param func         Function name to record
+ * @param linenum      Line number to record
+ * @return recorded time stamp
+ */
+ulong bootstage_mark_code(const char *file, const char *func,
+                         int linenum);
+
 /**
  * Mark the start of a bootstage activity. The end will be marked later with
  * bootstage_accum() and at that point we accumulate the time taken. Calling
@@ -358,6 +371,12 @@ static inline ulong bootstage_mark_name(enum bootstage_id id, const char *name)
        return 0;
 }
 
+static inline ulong bootstage_mark_code(const char *file, const char *func,
+                                       int linenum)
+{
+       return 0;
+}
+
 static inline uint32_t bootstage_start(enum bootstage_id id, const char *name)
 {
        return 0;
@@ -379,4 +398,8 @@ static inline int bootstage_unstash(void *base, int size)
 }
 #endif /* CONFIG_BOOTSTAGE */
 
+/* Helper macro for adding a bootstage to a line of code */
+#define BOOTSTAGE_MARKER()     \
+               bootstage_mark_code(__FILE__, __func__, __LINE__)
+
 #endif