| /**************************************************************************** |
| **************************************************************************** |
| *** |
| *** 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 _DMA_BUF_UAPI_H_ |
| #define _DMA_BUF_UAPI_H_ |
| #include <linux/types.h> |
| struct dma_buf_sync { |
| __u64 flags; |
| }; |
| #define DMA_BUF_SYNC_READ (1 << 0) |
| #define DMA_BUF_SYNC_WRITE (2 << 0) |
| #define DMA_BUF_SYNC_RW (DMA_BUF_SYNC_READ | DMA_BUF_SYNC_WRITE) |
| #define DMA_BUF_SYNC_START (0 << 2) |
| #define DMA_BUF_SYNC_END (1 << 2) |
| #define DMA_BUF_SYNC_VALID_FLAGS_MASK (DMA_BUF_SYNC_RW | DMA_BUF_SYNC_END) |
| #define DMA_BUF_BASE 'b' |
| #define DMA_BUF_IOCTL_SYNC _IOW(DMA_BUF_BASE, 0, struct dma_buf_sync) |
| #endif |
