| 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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| 2 | /* |
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| 3 | * usbip.h |
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| 4 | * |
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| 5 | * USBIP uapi defines and function prototypes etc. |
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| 6 | */ |
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| 7 | |
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| 8 | #ifndef _UAPI_LINUX_USBIP_H |
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| 9 | #define _UAPI_LINUX_USBIP_H |
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| 10 | |
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| 11 | /* usbip device status - exported in usbip device sysfs status */ |
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| 12 | enum usbip_device_status { |
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| 13 | /* sdev is available. */ |
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| 14 | SDEV_ST_AVAILABLE = 0x01, |
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| 15 | /* sdev is now used. */ |
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| 16 | SDEV_ST_USED, |
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| 17 | /* sdev is unusable because of a fatal error. */ |
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| 18 | SDEV_ST_ERROR, |
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| 19 | |
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| 20 | /* vdev does not connect a remote device. */ |
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| 21 | VDEV_ST_NULL, |
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| 22 | /* vdev is used, but the USB address is not assigned yet */ |
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| 23 | VDEV_ST_NOTASSIGNED, |
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| 24 | VDEV_ST_USED, |
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| 25 | VDEV_ST_ERROR |
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| 26 | }; |
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| 27 | |
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| 28 | /* USB URB Transfer flags: |
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| 29 | * |
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| 30 | * USBIP server and client (vchi) pack URBs in TCP packets. The following |
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| 31 | * are the transfer type defines used in USBIP protocol. |
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| 32 | */ |
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| 33 | |
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| 34 | #define USBIP_URB_SHORT_NOT_OK 0x0001 |
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| 35 | #define USBIP_URB_ISO_ASAP 0x0002 |
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| 36 | #define USBIP_URB_NO_TRANSFER_DMA_MAP 0x0004 |
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| 37 | #define USBIP_URB_ZERO_PACKET 0x0040 |
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| 38 | #define USBIP_URB_NO_INTERRUPT 0x0080 |
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| 39 | #define USBIP_URB_FREE_BUFFER 0x0100 |
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| 40 | #define USBIP_URB_DIR_IN 0x0200 |
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| 41 | #define USBIP_URB_DIR_OUT 0 |
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| 42 | #define USBIP_URB_DIR_MASK USBIP_URB_DIR_IN |
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| 43 | |
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| 44 | #define USBIP_URB_DMA_MAP_SINGLE 0x00010000 |
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| 45 | #define USBIP_URB_DMA_MAP_PAGE 0x00020000 |
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| 46 | #define USBIP_URB_DMA_MAP_SG 0x00040000 |
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| 47 | #define USBIP_URB_MAP_LOCAL 0x00080000 |
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| 48 | #define USBIP_URB_SETUP_MAP_SINGLE 0x00100000 |
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| 49 | #define USBIP_URB_SETUP_MAP_LOCAL 0x00200000 |
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| 50 | #define USBIP_URB_DMA_SG_COMBINED 0x00400000 |
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| 51 | #define USBIP_URB_ALIGNED_TEMP_BUFFER 0x00800000 |
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| 52 | |
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| 53 | #endif /* _UAPI_LINUX_USBIP_H */ |
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| 54 | |
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