xref: /OK3568_Linux_fs/kernel/include/uapi/misc/fastrpc.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2*4882a593Smuzhiyun 
3*4882a593Smuzhiyun #ifndef __QCOM_FASTRPC_H__
4*4882a593Smuzhiyun #define __QCOM_FASTRPC_H__
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun #include <linux/types.h>
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #define FASTRPC_IOCTL_ALLOC_DMA_BUFF	_IOWR('R', 1, struct fastrpc_alloc_dma_buf)
9*4882a593Smuzhiyun #define FASTRPC_IOCTL_FREE_DMA_BUFF	_IOWR('R', 2, __u32)
10*4882a593Smuzhiyun #define FASTRPC_IOCTL_INVOKE		_IOWR('R', 3, struct fastrpc_invoke)
11*4882a593Smuzhiyun #define FASTRPC_IOCTL_INIT_ATTACH	_IO('R', 4)
12*4882a593Smuzhiyun #define FASTRPC_IOCTL_INIT_CREATE	_IOWR('R', 5, struct fastrpc_init_create)
13*4882a593Smuzhiyun #define FASTRPC_IOCTL_MMAP		_IOWR('R', 6, struct fastrpc_req_mmap)
14*4882a593Smuzhiyun #define FASTRPC_IOCTL_MUNMAP		_IOWR('R', 7, struct fastrpc_req_munmap)
15*4882a593Smuzhiyun #define FASTRPC_IOCTL_INIT_ATTACH_SNS	_IO('R', 8)
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun struct fastrpc_invoke_args {
18*4882a593Smuzhiyun 	__u64 ptr;
19*4882a593Smuzhiyun 	__u64 length;
20*4882a593Smuzhiyun 	__s32 fd;
21*4882a593Smuzhiyun 	__u32 reserved;
22*4882a593Smuzhiyun };
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun struct fastrpc_invoke {
25*4882a593Smuzhiyun 	__u32 handle;
26*4882a593Smuzhiyun 	__u32 sc;
27*4882a593Smuzhiyun 	__u64 args;
28*4882a593Smuzhiyun };
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun struct fastrpc_init_create {
31*4882a593Smuzhiyun 	__u32 filelen;	/* elf file length */
32*4882a593Smuzhiyun 	__s32 filefd;	/* fd for the file */
33*4882a593Smuzhiyun 	__u32 attrs;
34*4882a593Smuzhiyun 	__u32 siglen;
35*4882a593Smuzhiyun 	__u64 file;	/* pointer to elf file */
36*4882a593Smuzhiyun };
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun struct fastrpc_alloc_dma_buf {
39*4882a593Smuzhiyun 	__s32 fd;	/* fd */
40*4882a593Smuzhiyun 	__u32 flags;	/* flags to map with */
41*4882a593Smuzhiyun 	__u64 size;	/* size */
42*4882a593Smuzhiyun };
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun struct fastrpc_req_mmap {
45*4882a593Smuzhiyun 	__s32 fd;
46*4882a593Smuzhiyun 	__u32 flags;	/* flags for dsp to map with */
47*4882a593Smuzhiyun 	__u64 vaddrin;	/* optional virtual address */
48*4882a593Smuzhiyun 	__u64 size;	/* size */
49*4882a593Smuzhiyun 	__u64 vaddrout;	/* dsp virtual address */
50*4882a593Smuzhiyun };
51*4882a593Smuzhiyun 
52*4882a593Smuzhiyun struct fastrpc_req_munmap {
53*4882a593Smuzhiyun 	__u64 vaddrout;	/* address to unmap */
54*4882a593Smuzhiyun 	__u64 size;	/* size */
55*4882a593Smuzhiyun };
56*4882a593Smuzhiyun 
57*4882a593Smuzhiyun #endif /* __QCOM_FASTRPC_H__ */
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