1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
|
/*
* Copyright (c) 2017 The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __PROFILER_H_
#define __PROFILER_H_
struct profiler_bw_cntrs_req {
uint32_t total;
uint32_t cpu;
uint32_t gpu;
uint32_t cmd;
};
struct compat_profiler_bw_cntrs_req {
compat_uint_t total;
compat_uint_t cpu;
compat_uint_t gpu;
compat_uint_t cmd;
};
/* Error types */
enum tz_bw_svc_err {
E_BW_SUCCESS = 0, /* Operation successful */
E_BW_FAILURE = 1, /* Operation failed due to unknown err */
E_BW_NULL_PARAM = 2, /* Null Parameter */
E_BW_INVALID_ARG = 3, /* Arg is not recognized */
E_BW_BAD_ADDRESS = 4, /* Ptr arg is bad address */
E_BW_INVALID_ARG_LEN = 5, /* Arg length is wrong */
E_BW_NOT_SUPPORTED = 6, /* Operation not supported */
E_BW_NOT_PERMITTED = 7, /* Operation not permitted on platform */
E_BW_TIME_LOCKED = 8, /* Operation not permitted right now */
E_BW_RESERVED = 0x7FFFFFFF
};
#define TZ_BW_SVC_VERSION (1)
#define PROFILER_IOC_MAGIC 0x98
#define PROFILER_IOCTL_GET_BW_INFO \
_IOWR(PROFILER_IOC_MAGIC, 1, struct profiler_bw_cntrs_req)
#define COMPAT_PROFILER_IOCTL_GET_BW_INFO \
_IOWR(PROFILER_IOC_MAGIC, 1, struct compat_profiler_bw_cntrs_req)
/* Command types */
enum tz_bw_svc_cmd {
TZ_BW_SVC_START_ID = 0x00000001,
TZ_BW_SVC_GET_ID = 0x00000002,
TZ_BW_SVC_STOP_ID = 0x00000003,
TZ_BW_SVC_LAST_ID = 0x7FFFFFFF
};
/* Start Request */
struct tz_bw_svc_start_req {
enum tz_bw_svc_cmd cmd_id;
uint32_t version;
} __packed;
/* Get Request */
struct tz_bw_svc_get_req {
enum tz_bw_svc_cmd cmd_id;
uint64_t buf_ptr;
uint32_t buf_size;
} __packed;
/* Stop Request */
struct tz_bw_svc_stop_req {
enum tz_bw_svc_cmd cmd_id;
} __packed;
struct tz_bw_svc_resp {
enum tz_bw_svc_cmd cmd_id;
enum tz_bw_svc_err status;
} __packed;
__packed union tz_bw_svc_req {
struct tz_bw_svc_start_req *start_req;
struct tz_bw_svc_get_req *get_req;
struct tz_bw_svc_stop_req *stop_req;
};
struct tz_bw_svc_buf {
union tz_bw_svc_req bwreq;
struct tz_bw_svc_resp bwresp;
uint32_t req_size;
} __packed;
#define TZ_SVC_INFO 6 /* Misc. information services */
#define TZ_SVC_BW_PROF_ID 0x07
#endif /* __PROFILER_H_ */
|
