1 /* 2 * This file is auto-generated. Modifications will be lost. 3 * 4 * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/ 5 * for more information. 6 */ 7 #ifndef _UAPI_LINUX_SURFACE_AGGREGATOR_DTX_H 8 #define _UAPI_LINUX_SURFACE_AGGREGATOR_DTX_H 9 #include <linux/ioctl.h> 10 #include <linux/types.h> 11 #define SDTX_CATEGORY_STATUS 0x0000 12 #define SDTX_CATEGORY_RUNTIME_ERROR 0x1000 13 #define SDTX_CATEGORY_HARDWARE_ERROR 0x2000 14 #define SDTX_CATEGORY_UNKNOWN 0xf000 15 #define SDTX_CATEGORY_MASK 0xf000 16 #define SDTX_CATEGORY(value) ((value) & SDTX_CATEGORY_MASK) 17 #define SDTX_STATUS(code) ((code) | SDTX_CATEGORY_STATUS) 18 #define SDTX_ERR_RT(code) ((code) | SDTX_CATEGORY_RUNTIME_ERROR) 19 #define SDTX_ERR_HW(code) ((code) | SDTX_CATEGORY_HARDWARE_ERROR) 20 #define SDTX_UNKNOWN(code) ((code) | SDTX_CATEGORY_UNKNOWN) 21 #define SDTX_SUCCESS(value) (SDTX_CATEGORY(value) == SDTX_CATEGORY_STATUS) 22 #define SDTX_LATCH_CLOSED SDTX_STATUS(0x00) 23 #define SDTX_LATCH_OPENED SDTX_STATUS(0x01) 24 #define SDTX_BASE_DETACHED SDTX_STATUS(0x00) 25 #define SDTX_BASE_ATTACHED SDTX_STATUS(0x01) 26 #define SDTX_DETACH_NOT_FEASIBLE SDTX_ERR_RT(0x01) 27 #define SDTX_DETACH_TIMEDOUT SDTX_ERR_RT(0x02) 28 #define SDTX_ERR_FAILED_TO_OPEN SDTX_ERR_HW(0x01) 29 #define SDTX_ERR_FAILED_TO_REMAIN_OPEN SDTX_ERR_HW(0x02) 30 #define SDTX_ERR_FAILED_TO_CLOSE SDTX_ERR_HW(0x03) 31 #define SDTX_DEVICE_TYPE_HID 0x0100 32 #define SDTX_DEVICE_TYPE_SSH 0x0200 33 #define SDTX_DEVICE_TYPE_MASK 0x0f00 34 #define SDTX_DEVICE_TYPE(value) ((value) & SDTX_DEVICE_TYPE_MASK) 35 #define SDTX_BASE_TYPE_HID(id) ((id) | SDTX_DEVICE_TYPE_HID) 36 #define SDTX_BASE_TYPE_SSH(id) ((id) | SDTX_DEVICE_TYPE_SSH) 37 enum sdtx_device_mode { 38 SDTX_DEVICE_MODE_TABLET = 0x00, 39 SDTX_DEVICE_MODE_LAPTOP = 0x01, 40 SDTX_DEVICE_MODE_STUDIO = 0x02, 41 }; 42 struct sdtx_event { 43 __u16 length; 44 __u16 code; 45 __u8 data[]; 46 } __attribute__((__packed__)); 47 enum sdtx_event_code { 48 SDTX_EVENT_REQUEST = 1, 49 SDTX_EVENT_CANCEL = 2, 50 SDTX_EVENT_BASE_CONNECTION = 3, 51 SDTX_EVENT_LATCH_STATUS = 4, 52 SDTX_EVENT_DEVICE_MODE = 5, 53 }; 54 struct sdtx_base_info { 55 __u16 state; 56 __u16 base_id; 57 } __attribute__((__packed__)); 58 #define SDTX_IOCTL_EVENTS_ENABLE _IO(0xa5, 0x21) 59 #define SDTX_IOCTL_EVENTS_DISABLE _IO(0xa5, 0x22) 60 #define SDTX_IOCTL_LATCH_LOCK _IO(0xa5, 0x23) 61 #define SDTX_IOCTL_LATCH_UNLOCK _IO(0xa5, 0x24) 62 #define SDTX_IOCTL_LATCH_REQUEST _IO(0xa5, 0x25) 63 #define SDTX_IOCTL_LATCH_CONFIRM _IO(0xa5, 0x26) 64 #define SDTX_IOCTL_LATCH_HEARTBEAT _IO(0xa5, 0x27) 65 #define SDTX_IOCTL_LATCH_CANCEL _IO(0xa5, 0x28) 66 #define SDTX_IOCTL_GET_BASE_INFO _IOR(0xa5, 0x29, struct sdtx_base_info) 67 #define SDTX_IOCTL_GET_DEVICE_MODE _IOR(0xa5, 0x2a, __u16) 68 #define SDTX_IOCTL_GET_LATCH_STATUS _IOR(0xa5, 0x2b, __u16) 69 #endif 70