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path: root/drivers/usb/gadget/fsl_updater.h
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Diffstat (limited to 'drivers/usb/gadget/fsl_updater.h')
-rw-r--r--drivers/usb/gadget/fsl_updater.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/gadget/fsl_updater.h b/drivers/usb/gadget/fsl_updater.h
index 44329a9af58a..70e4defa1a9c 100644
--- a/drivers/usb/gadget/fsl_updater.h
+++ b/drivers/usb/gadget/fsl_updater.h
@@ -59,6 +59,7 @@ static int utp_handle_message(struct fsg_dev *fsg,
#define UTP_SS_BUSY(fsg, r) utp_set_sense(fsg, UTP_REPLY_BUSY, (u64)r)
#define UTP_SS_SIZE(fsg, r) utp_set_sense(fsg, UTP_REPLY_SIZE, (u64)r)
+/* the structure of utp message which is mapped to 16-byte SCSI CBW's CDB */
#pragma pack(1)
struct utp_msg {
u8 f0;