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24 lines
754 B
24 lines
754 B
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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/* |
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* USB CDC Device Management userspace API definitions |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* version 2 as published by the Free Software Foundation. |
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*/ |
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#ifndef _UAPI__LINUX_USB_CDC_WDM_H |
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#define _UAPI__LINUX_USB_CDC_WDM_H |
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#include <linux/types.h> |
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/* |
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* This IOCTL is used to retrieve the wMaxCommand for the device, |
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* defining the message limit for both reading and writing. |
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* |
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* For CDC WDM functions this will be the wMaxCommand field of the |
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* Device Management Functional Descriptor. |
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*/ |
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#define IOCTL_WDM_MAX_COMMAND _IOR('H', 0xA0, __u16) |
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#endif /* _UAPI__LINUX_USB_CDC_WDM_H */
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