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# Copyright 2022 syzkaller project authors. All rights reserved.
# Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
include <uapi/linux/media.h>
resource fd_media[fd]
resource fd_request[fd]
resource media_entity_id[int32]: MEDIA_ENT_ID_FLAG_NEXT
resource media_pad_index[int16]
syz_open_dev$media(dev ptr[in, string["/dev/media#"]], id intptr, flags flags[open_flags]) fd_media
ioctl$MEDIA_IOC_DEVICE_INFO(fd fd_media, cmd const[MEDIA_IOC_DEVICE_INFO], arg ptr[out, array[int8, MEDIA_DEVICE_INFO_SIZE]])
ioctl$MEDIA_IOC_ENUM_ENTITIES(fd fd_media, cmd const[MEDIA_IOC_ENUM_ENTITIES], arg ptr[inout, media_entity_desc])
ioctl$MEDIA_IOC_ENUM_LINKS(fd fd_media, cmd const[MEDIA_IOC_ENUM_LINKS], arg ptr[inout, media_links_enum])
ioctl$MEDIA_IOC_SETUP_LINK(fd fd_media, cmd const[MEDIA_IOC_SETUP_LINK], arg ptr[in, media_link_desc])
ioctl$MEDIA_IOC_G_TOPOLOGY(fd fd_media, cmd const[MEDIA_IOC_G_TOPOLOGY], arg ptr[inout, media_v2_topology])
ioctl$MEDIA_IOC_REQUEST_ALLOC(fd fd_media, cmd const[MEDIA_IOC_REQUEST_ALLOC], arg ptr[out, fd_request])
ioctl$MEDIA_REQUEST_IOC_QUEUE(fd fd_request, cmd const[MEDIA_REQUEST_IOC_QUEUE], arg const[0])
ioctl$MEDIA_REQUEST_IOC_REINIT(fd fd_request, cmd const[MEDIA_REQUEST_IOC_REINIT], arg const[0])
define MEDIA_DEVICE_INFO_SIZE sizeof(struct media_device_info)
define MEDIA_ENTITY_DESC_SIZE sizeof(struct media_entity_desc)
media_entity_desc {
id media_entity_id (in)
} [size[MEDIA_ENTITY_DESC_SIZE]]
media_links_enum {
entity media_entity_id (in)
pads ptr[out, array[media_pad_desc, 2]]
links ptr[out, array[media_link_desc, 2]]
reserved array[const[0, int32], 4]
}
media_link_desc {
source media_pad_desc
sink media_pad_desc
flags flags[media_link_flags, int32]
reserved array[int32, 2]
}
media_link_flags = MEDIA_LNK_FL_ENABLED, MEDIA_LNK_FL_IMMUTABLE, MEDIA_LNK_FL_DYNAMIC, MEDIA_LNK_FL_DATA_LINK, MEDIA_LNK_FL_INTERFACE_LINK
media_pad_desc {
entity media_entity_id
index media_pad_index
flags flags[media_pad_flags, int32]
reserved array[int32, 2]
}
media_pad_flags = MEDIA_PAD_FL_SINK, MEDIA_PAD_FL_SOURCE, MEDIA_PAD_FL_MUST_CONNECT
media_v2_topology {
topology_version int64 (out)
num_entities len[ptr_entities, int32]
reserved1 const[0, int32]
ptr_entities ptr64[out, array[media_v2_entity]]
num_interfaces len[ptr_interfaces, int32]
reserved2 const[0, int32]
ptr_interfaces ptr64[out, array[media_v2_interface]]
num_pads len[ptr_pads, int32]
reserved3 const[0, int32]
ptr_pads ptr64[out, array[media_v2_pad]]
num_links len[ptr_links, int32]
reserved4 const[0, int32]
ptr_links ptr64[out, array[media_v2_link]]
} [packed]
media_v2_entity {
id media_entity_id
name array[int8, 64]
function int32
flags int32
reserved array[int32, 5]
} [packed]
media_v2_interface {
id int32
intf_type int32
flags int32
reserved array[int32, 9]
raw array[int32, 16]
} [packed]
media_v2_pad {
id int32
entity_id media_entity_id
flags int32
# The v1 pad indexes are int16, so we use int16 as resource base,
# but v2 pad indexes are int32, so we need the pad.
index padto32[media_pad_index]
reserved array[int32, 4]
} [packed]
media_v2_link {
id int32
source_id int32
sink_id int32
flags int32
reserved array[int32, 6]
} [packed]
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