usb: gadget: storage-common: Set FSG_MAX_LUNS to 16

Mass storage spec allows up to 16 LUNs, so let's not
add some more restrictive limits.
Signed-off-by: Krzysztof Opasiak <k.opasiak@samsung.com>
Acked-by: Michal Nazarewicz <mina86@mina86.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

drivers/usb/gadget/function/f_mass_storage.c

@@ -54,7 +54,7 @@
  * following fields:
  *
  *	nluns		Number of LUNs function have (anywhere from 1
- *				to FSG_MAX_LUNS which is 8).
+ *				to FSG_MAX_LUNS).
  *	luns		An array of LUN configuration values.  This
  *				should be filled for each LUN that
  *				function will include (ie. for "nluns"

drivers/usb/gadget/function/storage_common.h

@@ -123,7 +123,7 @@ static inline bool fsg_lun_is_open(struct fsg_lun *curlun)
 #define FSG_BUFLEN	((u32)16384)
 
 /* Maximal number of LUNs supported in mass storage function */
-#define FSG_MAX_LUNS	8
+#define FSG_MAX_LUNS	16
 
 enum fsg_buffer_state {
 	BUF_STATE_EMPTY = 0,