| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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| 2 | /* |
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| 3 | * u_eem.h |
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| 4 | * |
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| 5 | * Utility definitions for the eem function |
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| 6 | * |
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| 7 | * Copyright (c) 2013 Samsung Electronics Co., Ltd. |
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| 8 | * http://www.samsung.com |
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| 9 | * |
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| 10 | * Author: Andrzej Pietrasiewicz <andrzejtp2010@gmail.com> |
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| 11 | */ |
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| 12 | |
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| 13 | #ifndef U_EEM_H |
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| 14 | #define U_EEM_H |
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| 15 | |
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| 16 | #include <linux/usb/composite.h> |
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| 17 | |
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| 18 | struct f_eem_opts { |
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| 19 | struct usb_function_instance func_inst; |
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| 20 | struct net_device *net; |
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| 21 | bool bound; |
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| 22 | |
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| 23 | /* |
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| 24 | * Read/write access to configfs attributes is handled by configfs. |
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| 25 | * |
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| 26 | * This is to protect the data from concurrent access by read/write |
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| 27 | * and create symlink/remove symlink. |
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| 28 | */ |
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| 29 | struct mutex lock; |
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| 30 | int refcnt; |
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| 31 | }; |
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| 32 | |
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| 33 | #endif /* U_EEM_H */ |
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| 34 | |
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