zig

fork of https://codeberg.org/ziglang/zig
Log | Files | Refs | README | LICENSE

cdc-wdm.h (738B) - Raw

      1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
      2 /*
      3  * USB CDC Device Management userspace API definitions
      4  *
      5  * This program is free software; you can redistribute it and/or
      6  * modify it under the terms of the GNU General Public License
      7  * version 2 as published by the Free Software Foundation.
      8  */
      9 
     10 #ifndef __LINUX_USB_CDC_WDM_H
     11 #define __LINUX_USB_CDC_WDM_H
     12 
     13 #include <linux/types.h>
     14 
     15 /*
     16  * This IOCTL is used to retrieve the wMaxCommand for the device,
     17  * defining the message limit for both reading and writing.
     18  *
     19  * For CDC WDM functions this will be the wMaxCommand field of the
     20  * Device Management Functional Descriptor.
     21  */
     22 #define IOCTL_WDM_MAX_COMMAND _IOR('H', 0xA0, __u16)
     23 
     24 #endif /* __LINUX_USB_CDC_WDM_H */