| /**************************************************************************** |
| **************************************************************************** |
| *** |
| *** This header was automatically generated from a Linux kernel header |
| *** of the same name, to make information necessary for userspace to |
| *** call into the kernel available to libc. It contains only constants, |
| *** structures, and macros generated from the original header, and thus, |
| *** contains no copyrightable information. |
| *** |
| *** To edit the content of this header, modify the corresponding |
| *** source file (e.g. under external/kernel-headers/original/) then |
| *** run bionic/libc/kernel/tools/update_all.py |
| *** |
| *** Any manual change here will be lost the next time this script will |
| *** be run. You've been warned! |
| *** |
| **************************************************************************** |
| ****************************************************************************/ |
| #ifndef _UAPI_IIO_EVENTS_H_ |
| #define _UAPI_IIO_EVENTS_H_ |
| #include <linux/ioctl.h> |
| #include <linux/types.h> |
| struct iio_event_data { |
| __u64 id; |
| __s64 timestamp; |
| }; |
| #define IIO_GET_EVENT_FD_IOCTL _IOR('i', 0x90, int) |
| #define IIO_EVENT_CODE_EXTRACT_TYPE(mask) ((mask >> 56) & 0xFF) |
| #define IIO_EVENT_CODE_EXTRACT_DIR(mask) ((mask >> 48) & 0x7F) |
| #define IIO_EVENT_CODE_EXTRACT_CHAN_TYPE(mask) ((mask >> 32) & 0xFF) |
| #define IIO_EVENT_CODE_EXTRACT_CHAN(mask) ((__s16) (mask & 0xFFFF)) |
| #define IIO_EVENT_CODE_EXTRACT_CHAN2(mask) ((__s16) (((mask) >> 16) & 0xFFFF)) |
| #define IIO_EVENT_CODE_EXTRACT_MODIFIER(mask) ((mask >> 40) & 0xFF) |
| #define IIO_EVENT_CODE_EXTRACT_DIFF(mask) (((mask) >> 55) & 0x1) |
| #endif |