1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ 2 /* Copyright (c) 2010-2012 Broadcom. All rights reserved. */ 3 4 #ifndef VCHIQ_IOCTLS_H 5 #define VCHIQ_IOCTLS_H 6 7 #include <linux/ioctl.h> 8 #include "vchiq_if.h" 9 10 #define VCHIQ_IOC_MAGIC 0xc4 11 #define VCHIQ_INVALID_HANDLE (~0) 12 13 struct vchiq_create_service { 14 struct vchiq_service_params params; 15 int is_open; 16 int is_vchi; 17 unsigned int handle; /* OUT */ 18 }; 19 20 struct vchiq_queue_message { 21 unsigned int handle; 22 unsigned int count; 23 const struct vchiq_element __user *elements; 24 }; 25 26 struct vchiq_queue_bulk_transfer { 27 unsigned int handle; 28 void *data; 29 unsigned int size; 30 void *userdata; 31 enum vchiq_bulk_mode mode; 32 }; 33 34 struct vchiq_completion_data { 35 enum vchiq_reason reason; 36 struct vchiq_header *header; 37 void *service_userdata; 38 void *bulk_userdata; 39 }; 40 41 struct vchiq_await_completion { 42 unsigned int count; 43 struct vchiq_completion_data *buf; 44 unsigned int msgbufsize; 45 unsigned int msgbufcount; /* IN/OUT */ 46 void **msgbufs; 47 }; 48 49 struct vchiq_dequeue_message { 50 unsigned int handle; 51 int blocking; 52 unsigned int bufsize; 53 void *buf; 54 }; 55 56 struct vchiq_get_config { 57 unsigned int config_size; 58 struct vchiq_config __user *pconfig; 59 }; 60 61 struct vchiq_set_service_option { 62 unsigned int handle; 63 VCHIQ_SERVICE_OPTION_T option; 64 int value; 65 }; 66 67 struct vchiq_dump_mem { 68 void *virt_addr; 69 size_t num_bytes; 70 }; 71 72 #define VCHIQ_IOC_CONNECT _IO(VCHIQ_IOC_MAGIC, 0) 73 #define VCHIQ_IOC_SHUTDOWN _IO(VCHIQ_IOC_MAGIC, 1) 74 #define VCHIQ_IOC_CREATE_SERVICE \ 75 _IOWR(VCHIQ_IOC_MAGIC, 2, struct vchiq_create_service) 76 #define VCHIQ_IOC_REMOVE_SERVICE _IO(VCHIQ_IOC_MAGIC, 3) 77 #define VCHIQ_IOC_QUEUE_MESSAGE \ 78 _IOW(VCHIQ_IOC_MAGIC, 4, struct vchiq_queue_message) 79 #define VCHIQ_IOC_QUEUE_BULK_TRANSMIT \ 80 _IOWR(VCHIQ_IOC_MAGIC, 5, struct vchiq_queue_bulk_transfer) 81 #define VCHIQ_IOC_QUEUE_BULK_RECEIVE \ 82 _IOWR(VCHIQ_IOC_MAGIC, 6, struct vchiq_queue_bulk_transfer) 83 #define VCHIQ_IOC_AWAIT_COMPLETION \ 84 _IOWR(VCHIQ_IOC_MAGIC, 7, struct vchiq_await_completion) 85 #define VCHIQ_IOC_DEQUEUE_MESSAGE \ 86 _IOWR(VCHIQ_IOC_MAGIC, 8, struct vchiq_dequeue_message) 87 #define VCHIQ_IOC_GET_CLIENT_ID _IO(VCHIQ_IOC_MAGIC, 9) 88 #define VCHIQ_IOC_GET_CONFIG \ 89 _IOWR(VCHIQ_IOC_MAGIC, 10, struct vchiq_get_config) 90 #define VCHIQ_IOC_CLOSE_SERVICE _IO(VCHIQ_IOC_MAGIC, 11) 91 #define VCHIQ_IOC_USE_SERVICE _IO(VCHIQ_IOC_MAGIC, 12) 92 #define VCHIQ_IOC_RELEASE_SERVICE _IO(VCHIQ_IOC_MAGIC, 13) 93 #define VCHIQ_IOC_SET_SERVICE_OPTION \ 94 _IOW(VCHIQ_IOC_MAGIC, 14, struct vchiq_set_service_option) 95 #define VCHIQ_IOC_DUMP_PHYS_MEM \ 96 _IOW(VCHIQ_IOC_MAGIC, 15, struct vchiq_dump_mem) 97 #define VCHIQ_IOC_LIB_VERSION _IO(VCHIQ_IOC_MAGIC, 16) 98 #define VCHIQ_IOC_CLOSE_DELIVERED _IO(VCHIQ_IOC_MAGIC, 17) 99 #define VCHIQ_IOC_MAX 17 100 101 #endif 102