1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 
3 #ifndef __QCOM_FASTRPC_H__
4 #define __QCOM_FASTRPC_H__
5 
6 #include <linux/types.h>
7 
8 #define FASTRPC_IOCTL_ALLOC_DMA_BUFF	_IOWR('R', 1, struct fastrpc_alloc_dma_buf)
9 #define FASTRPC_IOCTL_FREE_DMA_BUFF	_IOWR('R', 2, __u32)
10 #define FASTRPC_IOCTL_INVOKE		_IOWR('R', 3, struct fastrpc_invoke)
11 #define FASTRPC_IOCTL_INIT_ATTACH	_IO('R', 4)
12 #define FASTRPC_IOCTL_INIT_CREATE	_IOWR('R', 5, struct fastrpc_init_create)
13 #define FASTRPC_IOCTL_MMAP		_IOWR('R', 6, struct fastrpc_req_mmap)
14 #define FASTRPC_IOCTL_MUNMAP		_IOWR('R', 7, struct fastrpc_req_munmap)
15 #define FASTRPC_IOCTL_INIT_ATTACH_SNS	_IO('R', 8)
16 
17 struct fastrpc_invoke_args {
18 	__u64 ptr;
19 	__u64 length;
20 	__s32 fd;
21 	__u32 reserved;
22 };
23 
24 struct fastrpc_invoke {
25 	__u32 handle;
26 	__u32 sc;
27 	__u64 args;
28 };
29 
30 struct fastrpc_init_create {
31 	__u32 filelen;	/* elf file length */
32 	__s32 filefd;	/* fd for the file */
33 	__u32 attrs;
34 	__u32 siglen;
35 	__u64 file;	/* pointer to elf file */
36 };
37 
38 struct fastrpc_alloc_dma_buf {
39 	__s32 fd;	/* fd */
40 	__u32 flags;	/* flags to map with */
41 	__u64 size;	/* size */
42 };
43 
44 struct fastrpc_req_mmap {
45 	__s32 fd;
46 	__u32 flags;	/* flags for dsp to map with */
47 	__u64 vaddrin;	/* optional virtual address */
48 	__u64 size;	/* size */
49 	__u64 vaddrout;	/* dsp virtual address */
50 };
51 
52 struct fastrpc_req_munmap {
53 	__u64 vaddrout;	/* address to unmap */
54 	__u64 size;	/* size */
55 };
56 
57 #endif /* __QCOM_FASTRPC_H__ */
58