1/*
2Copyright (c) 2012, Broadcom Europe Ltd
3All rights reserved.
4
5Redistribution and use in source and binary forms, with or without
6modification, are permitted provided that the following conditions are met:
7 * Redistributions of source code must retain the above copyright
8 notice, this list of conditions and the following disclaimer.
9 * Redistributions in binary form must reproduce the above copyright
10 notice, this list of conditions and the following disclaimer in the
11 documentation and/or other materials provided with the distribution.
12 * Neither the name of the copyright holder nor the
13 names of its contributors may be used to endorse or promote products
14 derived from this software without specific prior written permission.
15
16THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
17ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
20DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#ifndef VCHIQ_IOCTLS_H
29#define VCHIQ_IOCTLS_H
30
31#include <linux/ioctl.h>
32#include "vchiq_if.h"
33
34#define VCHIQ_IOC_MAGIC 0xc4
35#define VCHIQ_INVALID_HANDLE (~0)
36
37typedef struct {
38 VCHIQ_SERVICE_PARAMS_T params;
39 int is_open;
40 int is_vchi;
41 unsigned int handle; /* OUT */
42} VCHIQ_CREATE_SERVICE_T;
43
44typedef struct {
45 unsigned int handle;
46 unsigned int count;
47 const VCHIQ_ELEMENT_T *elements;
48} VCHIQ_QUEUE_MESSAGE_T;
49
50typedef struct {
51 unsigned int handle;
52 void *data;
53 unsigned int size;
54 void *userdata;
55 VCHIQ_BULK_MODE_T mode;
56} VCHIQ_QUEUE_BULK_TRANSFER_T;
57
58typedef struct {
59 VCHIQ_REASON_T reason;
60 VCHIQ_HEADER_T *header;
61 void *service_userdata;
62 void *bulk_userdata;
63} VCHIQ_COMPLETION_DATA_T;
64
65typedef struct {
66 unsigned int count;
67 VCHIQ_COMPLETION_DATA_T *buf;
68 unsigned int msgbufsize;
69 unsigned int msgbufcount; /* IN/OUT */
70 void **msgbufs;
71} VCHIQ_AWAIT_COMPLETION_T;
72
73typedef struct {
74 unsigned int handle;
75 int blocking;
76 unsigned int bufsize;
77 void *buf;
78} VCHIQ_DEQUEUE_MESSAGE_T;
79
80typedef struct {
81 unsigned int config_size;
82 VCHIQ_CONFIG_T *pconfig;
83} VCHIQ_GET_CONFIG_T;
84
85typedef struct {
86 unsigned int handle;
87 VCHIQ_SERVICE_OPTION_T option;
88 int value;
89} VCHIQ_SET_SERVICE_OPTION_T;
90
91typedef struct {
92 void *virt_addr;
93 size_t num_bytes;
94} VCHIQ_DUMP_MEM_T;
95
96#define VCHIQ_IOC_CONNECT _IO(VCHIQ_IOC_MAGIC, 0)
97#define VCHIQ_IOC_SHUTDOWN _IO(VCHIQ_IOC_MAGIC, 1)
98#define VCHIQ_IOC_CREATE_SERVICE _IOWR(VCHIQ_IOC_MAGIC, 2, VCHIQ_CREATE_SERVICE_T)
99#define VCHIQ_IOC_REMOVE_SERVICE _IO(VCHIQ_IOC_MAGIC, 3)
100#define VCHIQ_IOC_QUEUE_MESSAGE _IOW(VCHIQ_IOC_MAGIC, 4, VCHIQ_QUEUE_MESSAGE_T)
101#define VCHIQ_IOC_QUEUE_BULK_TRANSMIT _IOWR(VCHIQ_IOC_MAGIC, 5, VCHIQ_QUEUE_BULK_TRANSFER_T)
102#define VCHIQ_IOC_QUEUE_BULK_RECEIVE _IOWR(VCHIQ_IOC_MAGIC, 6, VCHIQ_QUEUE_BULK_TRANSFER_T)
103#define VCHIQ_IOC_AWAIT_COMPLETION _IOWR(VCHIQ_IOC_MAGIC, 7, VCHIQ_AWAIT_COMPLETION_T)
104#define VCHIQ_IOC_DEQUEUE_MESSAGE _IOWR(VCHIQ_IOC_MAGIC, 8, VCHIQ_DEQUEUE_MESSAGE_T)
105#define VCHIQ_IOC_GET_CLIENT_ID _IO(VCHIQ_IOC_MAGIC, 9)
106#define VCHIQ_IOC_GET_CONFIG _IOWR(VCHIQ_IOC_MAGIC, 10, VCHIQ_GET_CONFIG_T)
107#define VCHIQ_IOC_CLOSE_SERVICE _IO(VCHIQ_IOC_MAGIC, 11)
108#define VCHIQ_IOC_USE_SERVICE _IO(VCHIQ_IOC_MAGIC, 12)
109#define VCHIQ_IOC_RELEASE_SERVICE _IO(VCHIQ_IOC_MAGIC, 13)
110#define VCHIQ_IOC_SET_SERVICE_OPTION _IOW(VCHIQ_IOC_MAGIC, 14, VCHIQ_SET_SERVICE_OPTION_T)
111#define VCHIQ_IOC_DUMP_PHYS_MEM _IOW(VCHIQ_IOC_MAGIC, 15, VCHIQ_DUMP_MEM_T)
112#define VCHIQ_IOC_LIB_VERSION _IO(VCHIQ_IOC_MAGIC, 16)
113#define VCHIQ_IOC_CLOSE_DELIVERED _IO(VCHIQ_IOC_MAGIC, 17)
114#define VCHIQ_IOC_MAX 17
115
116#endif
117