[PATCH 1/5] dmesg: factor out str_to_loglevel()

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dmesg open codes functionality to convert a string to a loglevel.
Make a separate function from it which will be useful in the next
patch.
While at it remove the BAREBOX_LOG_PRINT_* defines and use MSG_*
defines directly.

Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
 commands/dmesg.c       | 47 ++++++++++++++++++++++++++----------------
 include/linux/printk.h | 10 ---------
 2 files changed, 29 insertions(+), 28 deletions(-)

diff --git a/commands/dmesg.c b/commands/dmesg.c
index 15ad449639..339910bb76 100644
--- a/commands/dmesg.c
+++ b/commands/dmesg.c
@@ -11,6 +11,30 @@
 #include <getopt.h>
 #include <clock.h>
 
+static int str_to_loglevel(const char *str)
+{
+	if (!strcmp(str, "vdebug"))
+		return MSG_VDEBUG;
+	if (!strcmp(str, "debug"))
+		return MSG_DEBUG;
+	if (!strcmp(str, "info"))
+		return MSG_INFO;
+	if (!strcmp(str, "notice"))
+		return MSG_NOTICE;
+	if (!strcmp(str, "warn"))
+		return MSG_WARNING;
+	if (!strcmp(str, "err"))
+		return MSG_ERR;
+	if (!strcmp(str, "crit"))
+		return MSG_CRIT;
+	if (!strcmp(str, "alert"))
+		return MSG_ALERT;
+	if (!strcmp(str, "emerg"))
+		return MSG_EMERG;
+
+	return -EINVAL;
+}
+
 static unsigned dmesg_get_levels(const char *__args)
 {
 	char *args = xstrdup(__args);
@@ -18,28 +42,15 @@ static unsigned dmesg_get_levels(const char *__args)
 	unsigned flags = 0;
 
 	while (1) {
+		int level;
+
 		str = strsep(&levels, ",");
 		if (!str)
 			break;
 
-		if(!strcmp(str, "vdebug"))
-			flags |= BAREBOX_LOG_PRINT_VDEBUG;
-		else if(!strcmp(str, "debug"))
-			flags |= BAREBOX_LOG_PRINT_DEBUG;
-		else if(!strcmp(str, "info"))
-			flags |= BAREBOX_LOG_PRINT_INFO;
-		else if(!strcmp(str, "notice"))
-			flags |= BAREBOX_LOG_PRINT_NOTICE;
-		else if(!strcmp(str, "warn"))
-			flags |= BAREBOX_LOG_PRINT_WARNING;
-		else if(!strcmp(str, "err"))
-			flags |= BAREBOX_LOG_PRINT_ERR;
-		else if(!strcmp(str, "crit"))
-			flags |= BAREBOX_LOG_PRINT_CRIT;
-		else if(!strcmp(str, "alert"))
-			flags |= BAREBOX_LOG_PRINT_ALERT;
-		else if(!strcmp(str, "emerg"))
-			flags |= BAREBOX_LOG_PRINT_EMERG;
+		level = str_to_loglevel(str);
+		if (level >= 0)
+			flags |= BIT(level);
 	}
 
 	free(args);
diff --git a/include/linux/printk.h b/include/linux/printk.h
index 42c29e04dd..057b355aa1 100644
--- a/include/linux/printk.h
+++ b/include/linux/printk.h
@@ -159,16 +159,6 @@ extern void log_clean(unsigned int limit);
 #define BAREBOX_LOG_DIFF_TIME		BIT(1)
 #define BAREBOX_LOG_PRINT_TIME		BIT(0)
 
-#define BAREBOX_LOG_PRINT_VDEBUG	BIT(8)
-#define BAREBOX_LOG_PRINT_DEBUG		BIT(7)
-#define BAREBOX_LOG_PRINT_INFO		BIT(6)
-#define BAREBOX_LOG_PRINT_NOTICE	BIT(5)
-#define BAREBOX_LOG_PRINT_WARNING	BIT(4)
-#define BAREBOX_LOG_PRINT_ERR		BIT(3)
-#define BAREBOX_LOG_PRINT_CRIT		BIT(2)
-#define BAREBOX_LOG_PRINT_ALERT		BIT(1)
-#define BAREBOX_LOG_PRINT_EMERG		BIT(0)
-
 int log_writefile(const char *filepath);
 void log_print(unsigned flags, unsigned levels);
 
-- 
2.39.2





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