linux-headers (unknown)
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 /*
3 * usbip.h
4 *
5 * USBIP uapi defines and function prototypes etc.
6 */
7
8 #ifndef _LINUX_USBIP_H
9 #define _LINUX_USBIP_H
10
11 /* usbip device status - exported in usbip device sysfs status */
12 enum usbip_device_status {
13 /* sdev is available. */
14 SDEV_ST_AVAILABLE = 0x01,
15 /* sdev is now used. */
16 SDEV_ST_USED,
17 /* sdev is unusable because of a fatal error. */
18 SDEV_ST_ERROR,
19
20 /* vdev does not connect a remote device. */
21 VDEV_ST_NULL,
22 /* vdev is used, but the USB address is not assigned yet */
23 VDEV_ST_NOTASSIGNED,
24 VDEV_ST_USED,
25 VDEV_ST_ERROR
26 };
27
28 /* USB URB Transfer flags:
29 *
30 * USBIP server and client (vchi) pack URBs in TCP packets. The following
31 * are the transfer type defines used in USBIP protocol.
32 */
33
34 #define USBIP_URB_SHORT_NOT_OK 0x0001
35 #define USBIP_URB_ISO_ASAP 0x0002
36 #define USBIP_URB_NO_TRANSFER_DMA_MAP 0x0004
37 #define USBIP_URB_ZERO_PACKET 0x0040
38 #define USBIP_URB_NO_INTERRUPT 0x0080
39 #define USBIP_URB_FREE_BUFFER 0x0100
40 #define USBIP_URB_DIR_IN 0x0200
41 #define USBIP_URB_DIR_OUT 0
42 #define USBIP_URB_DIR_MASK USBIP_URB_DIR_IN
43
44 #define USBIP_URB_DMA_MAP_SINGLE 0x00010000
45 #define USBIP_URB_DMA_MAP_PAGE 0x00020000
46 #define USBIP_URB_DMA_MAP_SG 0x00040000
47 #define USBIP_URB_MAP_LOCAL 0x00080000
48 #define USBIP_URB_SETUP_MAP_SINGLE 0x00100000
49 #define USBIP_URB_SETUP_MAP_LOCAL 0x00200000
50 #define USBIP_URB_DMA_SG_COMBINED 0x00400000
51 #define USBIP_URB_ALIGNED_TEMP_BUFFER 0x00800000
52
53 #endif /* _LINUX_USBIP_H */
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