From: Badhri Jagan Sridharan <Badhri@google.com>
Date: Tue, 16 Dec 2014 00:42:27 +0000 (-0800)
Subject: usb: gadget: configfs: Add usb_function ptr to fi struct
X-Git-Tag: firefly_0821_release~2958^2~369
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=6ccbd233aecf8aaa054d41df74d7e6b3fe21c73b;p=firefly-linux-kernel-4.4.55.git

usb: gadget: configfs: Add usb_function ptr to fi struct

Add a pointer to the usb_function inside the
usb_function_instance structure to service
functions specific setup requests even before
the function gets added to the usb_gadget

Signed-off-by: Badhri Jagan Sridharan <Badhri@google.com>
Change-Id: I6f457006f6c5516cc6986ec2acdf5b1ecf259d0c
---

diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h
index 1074b8921a5d..15d7c311e86e 100644
--- a/include/linux/usb/composite.h
+++ b/include/linux/usb/composite.h
@@ -574,6 +574,7 @@ struct usb_function_instance {
 	struct config_group group;
 	struct list_head cfs_list;
 	struct usb_function_driver *fd;
+	struct usb_function *f;
 	int (*set_inst_name)(struct usb_function_instance *inst,
 			      const char *name);
 	void (*free_func_inst)(struct usb_function_instance *inst);