usb:g_dnl: Support for TIZEN's THOR function in generic download code

Support of "thor" function in generic download code (g_dnl.c).

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Cc: Marek Vasut <marex@denx.de>
diff --git a/drivers/usb/gadget/g_dnl.c b/drivers/usb/gadget/g_dnl.c
index 98560b8..43f413a 100644
--- a/drivers/usb/gadget/g_dnl.c
+++ b/drivers/usb/gadget/g_dnl.c
@@ -16,6 +16,7 @@
 #include <g_dnl.h>
 #include <usb_mass_storage.h>
 #include <dfu.h>
+#include <thor.h>
 
 #include "gadget_chips.h"
 #include "composite.c"
@@ -101,6 +102,8 @@
 		ret = dfu_add(c);
 	else if (!strcmp(s, "usb_dnl_ums"))
 		ret = fsg_add(c);
+	else if (!strcmp(s, "usb_dnl_thor"))
+		ret = thor_add(c);
 
 	return ret;
 }
@@ -191,8 +194,8 @@
 
 int g_dnl_register(const char *type)
 {
-	/* We only allow "dfu" atm, so 3 should be enough */
-	static char name[sizeof(shortname) + 3];
+	/* The largest function name is 4 */
+	static char name[sizeof(shortname) + 4];
 	int ret;
 
 	if (!strcmp(type, "dfu")) {
@@ -201,6 +204,9 @@
 	} else if (!strcmp(type, "ums")) {
 		strcpy(name, shortname);
 		strcat(name, type);
+	} else if (!strcmp(type, "thor")) {
+		strcpy(name, shortname);
+		strcat(name, type);
 	} else {
 		printf("%s: unknown command: %s\n", __func__, type);
 		return -EINVAL;