1
2
3
4#ifndef VCHIQ_IOCTLS_H
5#define VCHIQ_IOCTLS_H
6
7#include <linux/ioctl.h>
8#include <linux/raspberrypi/vchiq.h>
9
10#define VCHIQ_IOC_MAGIC 0xc4
11#define VCHIQ_INVALID_HANDLE (~0)
12
13struct vchiq_service_params {
14 int fourcc;
15 enum vchiq_status __user (*callback)(enum vchiq_reason reason,
16 struct vchiq_header *header,
17 unsigned int handle,
18 void *bulk_userdata);
19 void __user *userdata;
20 short version;
21 short version_min;
22};
23
24struct vchiq_create_service {
25 struct vchiq_service_params params;
26 int is_open;
27 int is_vchi;
28 unsigned int handle;
29};
30
31struct vchiq_queue_message {
32 unsigned int handle;
33 unsigned int count;
34 const struct vchiq_element __user *elements;
35};
36
37struct vchiq_queue_bulk_transfer {
38 unsigned int handle;
39 void __user *data;
40 unsigned int size;
41 void __user *userdata;
42 enum vchiq_bulk_mode mode;
43};
44
45struct vchiq_completion_data {
46 enum vchiq_reason reason;
47 struct vchiq_header __user *header;
48 void __user *service_userdata;
49 void __user *bulk_userdata;
50};
51
52struct vchiq_await_completion {
53 unsigned int count;
54 struct vchiq_completion_data __user *buf;
55 unsigned int msgbufsize;
56 unsigned int msgbufcount;
57 void * __user *msgbufs;
58};
59
60struct vchiq_dequeue_message {
61 unsigned int handle;
62 int blocking;
63 unsigned int bufsize;
64 void __user *buf;
65};
66
67struct vchiq_get_config {
68 unsigned int config_size;
69 struct vchiq_config __user *pconfig;
70};
71
72struct vchiq_set_service_option {
73 unsigned int handle;
74 enum vchiq_service_option option;
75 int value;
76};
77
78struct vchiq_dump_mem {
79 void __user *virt_addr;
80 size_t num_bytes;
81};
82
83#define VCHIQ_IOC_CONNECT _IO(VCHIQ_IOC_MAGIC, 0)
84#define VCHIQ_IOC_SHUTDOWN _IO(VCHIQ_IOC_MAGIC, 1)
85#define VCHIQ_IOC_CREATE_SERVICE \
86 _IOWR(VCHIQ_IOC_MAGIC, 2, struct vchiq_create_service)
87#define VCHIQ_IOC_REMOVE_SERVICE _IO(VCHIQ_IOC_MAGIC, 3)
88#define VCHIQ_IOC_QUEUE_MESSAGE \
89 _IOW(VCHIQ_IOC_MAGIC, 4, struct vchiq_queue_message)
90#define VCHIQ_IOC_QUEUE_BULK_TRANSMIT \
91 _IOWR(VCHIQ_IOC_MAGIC, 5, struct vchiq_queue_bulk_transfer)
92#define VCHIQ_IOC_QUEUE_BULK_RECEIVE \
93 _IOWR(VCHIQ_IOC_MAGIC, 6, struct vchiq_queue_bulk_transfer)
94#define VCHIQ_IOC_AWAIT_COMPLETION \
95 _IOWR(VCHIQ_IOC_MAGIC, 7, struct vchiq_await_completion)
96#define VCHIQ_IOC_DEQUEUE_MESSAGE \
97 _IOWR(VCHIQ_IOC_MAGIC, 8, struct vchiq_dequeue_message)
98#define VCHIQ_IOC_GET_CLIENT_ID _IO(VCHIQ_IOC_MAGIC, 9)
99#define VCHIQ_IOC_GET_CONFIG \
100 _IOWR(VCHIQ_IOC_MAGIC, 10, struct vchiq_get_config)
101#define VCHIQ_IOC_CLOSE_SERVICE _IO(VCHIQ_IOC_MAGIC, 11)
102#define VCHIQ_IOC_USE_SERVICE _IO(VCHIQ_IOC_MAGIC, 12)
103#define VCHIQ_IOC_RELEASE_SERVICE _IO(VCHIQ_IOC_MAGIC, 13)
104#define VCHIQ_IOC_SET_SERVICE_OPTION \
105 _IOW(VCHIQ_IOC_MAGIC, 14, struct vchiq_set_service_option)
106#define VCHIQ_IOC_DUMP_PHYS_MEM \
107 _IOW(VCHIQ_IOC_MAGIC, 15, struct vchiq_dump_mem)
108#define VCHIQ_IOC_LIB_VERSION _IO(VCHIQ_IOC_MAGIC, 16)
109#define VCHIQ_IOC_CLOSE_DELIVERED _IO(VCHIQ_IOC_MAGIC, 17)
110#define VCHIQ_IOC_MAX 17
111
112#endif
113
