Commit | Line | Data |
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3edce1cf BM |
1 | /* |
2 | * USB CDC Device Management userspace API definitions | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or | |
5 | * modify it under the terms of the GNU General Public License | |
6 | * version 2 as published by the Free Software Foundation. | |
7 | */ | |
8 | ||
9 | #ifndef _UAPI__LINUX_USB_CDC_WDM_H | |
10 | #define _UAPI__LINUX_USB_CDC_WDM_H | |
11 | ||
12 | /* | |
13 | * This IOCTL is used to retrieve the wMaxCommand for the device, | |
14 | * defining the message limit for both reading and writing. | |
15 | * | |
16 | * For CDC WDM functions this will be the wMaxCommand field of the | |
17 | * Device Management Functional Descriptor. | |
18 | */ | |
19 | #define IOCTL_WDM_MAX_COMMAND _IOR('H', 0xA0, __u16) | |
20 | ||
21 | #endif /* _UAPI__LINUX_USB_CDC_WDM_H */ |