| /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ | |
| /* | |
| * USB CDC Device Management userspace API definitions | |
| * | |
| * 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 _UAPI__LINUX_USB_CDC_WDM_H | |
| #define _UAPI__LINUX_USB_CDC_WDM_H | |
| #include <linux/types.h> | |
| /* | |
| * This IOCTL is used to retrieve the wMaxCommand for the device, | |
| * defining the message limit for both reading and writing. | |
| * | |
| * For CDC WDM functions this will be the wMaxCommand field of the | |
| * Device Management Functional Descriptor. | |
| */ | |
| #define IOCTL_WDM_MAX_COMMAND _IOR('H', 0xA0, __u16) | |
| #endif /* _UAPI__LINUX_USB_CDC_WDM_H */ |