1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _UAPI_LINUX_VIRTIO_I2C_H 20 #define _UAPI_LINUX_VIRTIO_I2C_H 21 #include <linux/const.h> 22 #include <linux/types.h> 23 #define VIRTIO_I2C_F_ZERO_LENGTH_REQUEST 0 24 #define VIRTIO_I2C_FLAGS_FAIL_NEXT _BITUL(0) 25 #define VIRTIO_I2C_FLAGS_M_RD _BITUL(1) 26 struct virtio_i2c_out_hdr { 27 __le16 addr; 28 __le16 padding; 29 __le32 flags; 30 }; 31 struct virtio_i2c_in_hdr { 32 __u8 status; 33 }; 34 #define VIRTIO_I2C_MSG_OK 0 35 #define VIRTIO_I2C_MSG_ERR 1 36 #endif 37