xref: /aosp_15_r20/prebuilts/build-tools/sysroots/aarch64-unknown-linux-musl/include/linux/dma-buf.h (revision cda5da8d549138a6648c5ee6d7a49cf8f4a657be)
1*cda5da8dSAndroid Build Coastguard Worker /*
2*cda5da8dSAndroid Build Coastguard Worker  * This file is auto-generated. Modifications will be lost.
3*cda5da8dSAndroid Build Coastguard Worker  *
4*cda5da8dSAndroid Build Coastguard Worker  * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/
5*cda5da8dSAndroid Build Coastguard Worker  * for more information.
6*cda5da8dSAndroid Build Coastguard Worker  */
7*cda5da8dSAndroid Build Coastguard Worker #ifndef _DMA_BUF_UAPI_H_
8*cda5da8dSAndroid Build Coastguard Worker #define _DMA_BUF_UAPI_H_
9*cda5da8dSAndroid Build Coastguard Worker #include <linux/types.h>
10*cda5da8dSAndroid Build Coastguard Worker struct dma_buf_sync {
11*cda5da8dSAndroid Build Coastguard Worker   __u64 flags;
12*cda5da8dSAndroid Build Coastguard Worker };
13*cda5da8dSAndroid Build Coastguard Worker #define DMA_BUF_SYNC_READ (1 << 0)
14*cda5da8dSAndroid Build Coastguard Worker #define DMA_BUF_SYNC_WRITE (2 << 0)
15*cda5da8dSAndroid Build Coastguard Worker #define DMA_BUF_SYNC_RW (DMA_BUF_SYNC_READ | DMA_BUF_SYNC_WRITE)
16*cda5da8dSAndroid Build Coastguard Worker #define DMA_BUF_SYNC_START (0 << 2)
17*cda5da8dSAndroid Build Coastguard Worker #define DMA_BUF_SYNC_END (1 << 2)
18*cda5da8dSAndroid Build Coastguard Worker #define DMA_BUF_SYNC_VALID_FLAGS_MASK (DMA_BUF_SYNC_RW | DMA_BUF_SYNC_END)
19*cda5da8dSAndroid Build Coastguard Worker #define DMA_BUF_NAME_LEN 32
20*cda5da8dSAndroid Build Coastguard Worker struct dma_buf_export_sync_file {
21*cda5da8dSAndroid Build Coastguard Worker   __u32 flags;
22*cda5da8dSAndroid Build Coastguard Worker   __s32 fd;
23*cda5da8dSAndroid Build Coastguard Worker };
24*cda5da8dSAndroid Build Coastguard Worker struct dma_buf_import_sync_file {
25*cda5da8dSAndroid Build Coastguard Worker   __u32 flags;
26*cda5da8dSAndroid Build Coastguard Worker   __s32 fd;
27*cda5da8dSAndroid Build Coastguard Worker };
28*cda5da8dSAndroid Build Coastguard Worker #define DMA_BUF_BASE 'b'
29*cda5da8dSAndroid Build Coastguard Worker #define DMA_BUF_IOCTL_SYNC _IOW(DMA_BUF_BASE, 0, struct dma_buf_sync)
30*cda5da8dSAndroid Build Coastguard Worker #define DMA_BUF_SET_NAME _IOW(DMA_BUF_BASE, 1, const char *)
31*cda5da8dSAndroid Build Coastguard Worker #define DMA_BUF_SET_NAME_A _IOW(DMA_BUF_BASE, 1, __u32)
32*cda5da8dSAndroid Build Coastguard Worker #define DMA_BUF_SET_NAME_B _IOW(DMA_BUF_BASE, 1, __u64)
33*cda5da8dSAndroid Build Coastguard Worker #define DMA_BUF_IOCTL_EXPORT_SYNC_FILE _IOWR(DMA_BUF_BASE, 2, struct dma_buf_export_sync_file)
34*cda5da8dSAndroid Build Coastguard Worker #define DMA_BUF_IOCTL_IMPORT_SYNC_FILE _IOW(DMA_BUF_BASE, 3, struct dma_buf_import_sync_file)
35*cda5da8dSAndroid Build Coastguard Worker #endif
36