cregit-Linux how code gets into the kernel

Release 4.7 drivers/usb/gadget/function/u_tcm.h

/*
 * u_tcm.h
 *
 * Utility definitions for the tcm function
 *
 * Copyright (c) 2015 Samsung Electronics Co., Ltd.
 *              http://www.samsung.com
 *
 * Author: Andrzej Pietrasiewicz <andrzej.p@xxxxxxxxxxx>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#ifndef U_TCM_H

#define U_TCM_H

#include <linux/usb/composite.h>

/**
 * @dependent: optional dependent module. Meant for legacy gadget.
 * If non-null its refcount will be increased when a tpg is created and
 * decreased when tpg is dropped.
 * @dep_lock: lock for dependent module operations.
 * @ready: true if the dependent module information is set.
 * @can_attach: true a function can be bound to gadget
 * @has_dep: true if there is a dependent module
 *
 */

struct f_tcm_opts {
	
struct usb_function_instance	func_inst;
	
struct module			*dependent;
	
struct mutex			dep_lock;
	
bool				ready;
	
bool				can_attach;
	
bool				has_dep;

	/*
         * Callbacks to be removed when legacy tcm gadget disappears.
         *
         * If you use the new function registration interface
         * programmatically, you MUST set these callbacks to
         * something sensible (e.g. probe/remove the composite).
         */
	
int (*tcm_register_callback)(struct usb_function_instance *);
	
void (*tcm_unregister_callback)(struct usb_function_instance *);
};

#endif /* U_TCM_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
andrzej pietrasiewiczandrzej pietrasiewicz64100.00%1100.00%
Total64100.00%1100.00%
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