!hR V1Ru5 ```php hjkhghoppoopppooppoppoppoopoirh !hR V1Ru5 ```php hjkhghoppoopppooppoppoppoopoirh /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ /* * Surface DTX (clipboard detachment system driver) user-space interface. * * Definitions, structs, and IOCTLs for the /dev/surface/dtx misc device. This * device allows user-space to control the clipboard detachment process on * Surface Book series devices. * * Copyright (C) 2020-2021 Maximilian Luz */ #ifndef _LINUX_SURFACE_AGGREGATOR_DTX_H #define _LINUX_SURFACE_AGGREGATOR_DTX_H #include #include /* Status/error categories */ #define SDTX_CATEGORY_STATUS 0x0000 #define SDTX_CATEGORY_RUNTIME_ERROR 0x1000 #define SDTX_CATEGORY_HARDWARE_ERROR 0x2000 #define SDTX_CATEGORY_UNKNOWN 0xf000 #define SDTX_CATEGORY_MASK 0xf000 #define SDTX_CATEGORY(value) ((value) & SDTX_CATEGORY_MASK) #define SDTX_STATUS(code) ((code) | SDTX_CATEGORY_STATUS) #define SDTX_ERR_RT(code) ((code) | SDTX_CATEGORY_RUNTIME_ERROR) #define SDTX_ERR_HW(code) ((code) | SDTX_CATEGORY_HARDWARE_ERROR) #define SDTX_UNKNOWN(code) ((code) | SDTX_CATEGORY_UNKNOWN) #define SDTX_SUCCESS(value) (SDTX_CATEGORY(value) == SDTX_CATEGORY_STATUS) /* Latch status values */ #define SDTX_LATCH_CLOSED SDTX_STATUS(0x00) #define SDTX_LATCH_OPENED SDTX_STATUS(0x01) /* Base state values */ #define SDTX_BASE_DETACHED SDTX_STATUS(0x00) #define SDTX_BASE_ATTACHED SDTX_STATUS(0x01) /* Runtime errors (non-critical) */ #define SDTX_DETACH_NOT_FEASIBLE SDTX_ERR_RT(0x01) #define SDTX_DETACH_TIMEDOUT SDTX_ERR_RT(0x02) /* Hardware errors (critical) */ #define SDTX_ERR_FAILED_TO_OPEN SDTX_ERR_HW(0x01) #define SDTX_ERR_FAILED_TO_REMAIN_OPEN SDTX_ERR_HW(0x02) #define SDTX_ERR_FAILED_TO_CLOSE SDTX_ERR_HW(0x03) /* Base types */ #define SDTX_DEVICE_TYPE_HID 0x0100 #define SDTX_DEVICE_TYPE_SSH 0x0200 #define SDTX_DEVICE_TYPE_MASK 0x0f00 #define SDTX_DEVICE_TYPE(value) ((value) & SDTX_DEVICE_TYPE_MASK) #define SDTX_BASE_TYPE_HID(id)