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Viewing File: /usr/src/kernels/5.14.0-570.30.1.el9_6.x86_64/include/uapi/linux/usbip.h
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* usbip.h
*
* USBIP uapi defines and function prototypes etc.
*/
#ifndef _UAPI_LINUX_USBIP_H
#define _UAPI_LINUX_USBIP_H
/* usbip device status - exported in usbip device sysfs status */
enum usbip_device_status {
/* sdev is available. */
SDEV_ST_AVAILABLE = 0x01,
/* sdev is now used. */
SDEV_ST_USED,
/* sdev is unusable because of a fatal error. */
SDEV_ST_ERROR,
/* vdev does not connect a remote device. */
VDEV_ST_NULL,
/* vdev is used, but the USB address is not assigned yet */
VDEV_ST_NOTASSIGNED,
VDEV_ST_USED,
VDEV_ST_ERROR
};
/* USB URB Transfer flags:
*
* USBIP server and client (vchi) pack URBs in TCP packets. The following
* are the transfer type defines used in USBIP protocol.
*/
#define USBIP_URB_SHORT_NOT_OK 0x0001
#define USBIP_URB_ISO_ASAP 0x0002
#define USBIP_URB_NO_TRANSFER_DMA_MAP 0x0004
#define USBIP_URB_ZERO_PACKET 0x0040
#define USBIP_URB_NO_INTERRUPT 0x0080
#define USBIP_URB_FREE_BUFFER 0x0100
#define USBIP_URB_DIR_IN 0x0200
#define USBIP_URB_DIR_OUT 0
#define USBIP_URB_DIR_MASK USBIP_URB_DIR_IN
#define USBIP_URB_DMA_MAP_SINGLE 0x00010000
#define USBIP_URB_DMA_MAP_PAGE 0x00020000
#define USBIP_URB_DMA_MAP_SG 0x00040000
#define USBIP_URB_MAP_LOCAL 0x00080000
#define USBIP_URB_SETUP_MAP_SINGLE 0x00100000
#define USBIP_URB_SETUP_MAP_LOCAL 0x00200000
#define USBIP_URB_DMA_SG_COMBINED 0x00400000
#define USBIP_URB_ALIGNED_TEMP_BUFFER 0x00800000
#endif /* _UAPI_LINUX_USBIP_H */
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