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dev_camx.txt
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dev_camx.txt
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# Copyright 2023 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.
# The source file of camx ioctl can be found in ChromeOS source tree:
# https://chromium.googlesource.com/chromiumos/third_party/kernel/+/refs/heads/chromeos-5.15/drivers/media/platform/camx/
# Not upstream, generated on:
# https://chromium.googlesource.com/chromiumos/third_party/kernel cdff88937190
# with -includedirs drivers/media/platform/camx/include/uapi
meta noextract
include <media/cam_req_mgr.h>
include <uapi/linux/fcntl.h>
resource fd_camx[fd]
resource session_handle[int32]
resource link_handle[int32]
resource alloc_fd[fd]
openat$camx(fd const[AT_FDCWD], file ptr[in, string["/dev/v4l/by-path/platform-soc@0:qcom_cam-req-mgr-video-index0"]], flags const[O_RDWR], mode const[0]) fd_camx
# no code handles commented out op_code
# ioctl$CAM_REQ_MGR_CREATE_DEV_NODES(fd fd_camx, cmd const[VIDIOC_CAM_CONTROL], arg ptr[inout, cam_control$CAM_REQ_MGR_CREATE_DEV_NODES])
ioctl$CAM_REQ_MGR_CREATE_SESSION(fd fd_camx, cmd const[VIDIOC_CAM_CONTROL], arg ptr[inout, cam_control$CAM_REQ_MGR_CREATE_SESSION])
ioctl$CAM_REQ_MGR_DESTROY_SESSION(fd fd_camx, cmd const[VIDIOC_CAM_CONTROL], arg ptr[inout, cam_control$CAM_REQ_MGR_DESTROY_SESSION])
ioctl$CAM_REQ_MGR_LINK(fd fd_camx, cmd const[VIDIOC_CAM_CONTROL], arg ptr[inout, cam_control$CAM_REQ_MGR_LINK])
ioctl$CAM_REQ_MGR_UNLINK(fd fd_camx, cmd const[VIDIOC_CAM_CONTROL], arg ptr[inout, cam_control$CAM_REQ_MGR_UNLINK])
ioctl$CAM_REQ_MGR_SCHED_REQ(fd fd_camx, cmd const[VIDIOC_CAM_CONTROL], arg ptr[inout, cam_control$CAM_REQ_MGR_SCHED_REQ])
ioctl$CAM_REQ_MGR_FLUSH_REQ(fd fd_camx, cmd const[VIDIOC_CAM_CONTROL], arg ptr[inout, cam_control$CAM_REQ_MGR_FLUSH_REQ])
ioctl$CAM_REQ_MGR_SYNC_MODE(fd fd_camx, cmd const[VIDIOC_CAM_CONTROL], arg ptr[inout, cam_control$CAM_REQ_MGR_SYNC_MODE])
ioctl$CAM_REQ_MGR_ALLOC_BUF(fd fd_camx, cmd const[VIDIOC_CAM_CONTROL], arg ptr[inout, cam_control$CAM_REQ_MGR_ALLOC_BUF])
ioctl$CAM_REQ_MGR_MAP_BUF(fd fd_camx, cmd const[VIDIOC_CAM_CONTROL], arg ptr[inout, cam_control$CAM_REQ_MGR_MAP_BUF])
ioctl$CAM_REQ_MGR_RELEASE_BUF(fd fd_camx, cmd const[VIDIOC_CAM_CONTROL], arg ptr[inout, cam_control$CAM_REQ_MGR_RELEASE_BUF])
# ioctl$CAM_REQ_MGR_CACHE_OPS(fd fd_camx, cmd const[VIDIOC_CAM_CONTROL], arg ptr[inout, cam_control$CAM_REQ_MGR_CACHE_OPS])
ioctl$CAM_REQ_MGR_LINK_CONTROL(fd fd_camx, cmd const[VIDIOC_CAM_CONTROL], arg ptr[inout, cam_control$CAM_REQ_MGR_LINK_CONTROL])
ioctl$CAM_REQ_MGR_LINK_V2(fd fd_camx, cmd const[VIDIOC_CAM_CONTROL], arg ptr[inout, cam_control$CAM_REQ_MGR_LINK_V2])
ioctl$CAM_REQ_MGR_REQUEST_DUMP(fd fd_camx, cmd const[VIDIOC_CAM_CONTROL], arg ptr[inout, cam_control$CAM_REQ_MGR_REQUEST_DUMP])
type cam_control[OPCODE, HANDLE] {
op_code const[OPCODE, int32]
size bytesize[handle, int32]
handle_type const[CAM_HANDLE_USER_POINTER, int32]
reserved const[0, int32]
handle ptr[in, HANDLE]
}
type cam_control$CAM_REQ_MGR_CREATE_SESSION cam_control[CAM_REQ_MGR_CREATE_SESSION, cam_req_mgr_session_info__for_create]
type cam_control$CAM_REQ_MGR_DESTROY_SESSION cam_control[CAM_REQ_MGR_DESTROY_SESSION, cam_req_mgr_session_info__for_destroy]
type cam_control$CAM_REQ_MGR_LINK cam_control[CAM_REQ_MGR_LINK, cam_req_mgr_ver_info]
type cam_control$CAM_REQ_MGR_UNLINK cam_control[CAM_REQ_MGR_UNLINK, cam_req_mgr_unlink_info]
type cam_control$CAM_REQ_MGR_SCHED_REQ cam_control[CAM_REQ_MGR_SCHED_REQ, cam_req_mgr_sched_request]
type cam_control$CAM_REQ_MGR_FLUSH_REQ cam_control[CAM_REQ_MGR_FLUSH_REQ, cam_req_mgr_flush_info]
type cam_control$CAM_REQ_MGR_SYNC_MODE cam_control[CAM_REQ_MGR_SYNC_MODE, cam_req_mgr_sync_mode]
type cam_control$CAM_REQ_MGR_ALLOC_BUF cam_control[CAM_REQ_MGR_ALLOC_BUF, cam_mem_mgr_alloc_cmd]
type cam_control$CAM_REQ_MGR_MAP_BUF cam_control[CAM_REQ_MGR_MAP_BUF, cam_mem_mgr_map_cmd]
type cam_control$CAM_REQ_MGR_RELEASE_BUF cam_control[CAM_REQ_MGR_RELEASE_BUF, cam_mem_mgr_release_cmd]
type cam_control$CAM_REQ_MGR_LINK_CONTROL cam_control[CAM_REQ_MGR_LINK_CONTROL, cam_req_mgr_link_control]
type cam_control$CAM_REQ_MGR_LINK_V2 cam_control[CAM_REQ_MGR_LINK_V2, cam_req_mgr_ver_info]
type cam_control$CAM_REQ_MGR_REQUEST_DUMP cam_control[CAM_REQ_MGR_REQUEST_DUMP, cam_dump_req_cmd]
# originally cam_req_mgr_session_info
cam_req_mgr_session_info__for_create {
session_hdl session_handle (out)
reserved const[0, int32]
}
# originally cam_req_mgr_session_info
cam_req_mgr_session_info__for_destroy {
session_hdl session_handle
reserved const[0, int32]
}
cam_req_mgr_ver_info {
version int32 (out)
u cam_req_mgr_ver_info_union
}
cam_req_mgr_ver_info_union {
link_info_v1 cam_req_mgr_link_info
link_info_v2 cam_req_mgr_link_info_v2
}
cam_req_mgr_link_info {
session_hdl session_handle
num_devices len[dev_hdls, int32]
dev_hdls array[int32, CAM_REQ_MGR_MAX_HANDLES]
link_hdl link_handle (out)
}
cam_req_mgr_link_info_v2 {
session_hdl session_handle
num_devices len[dev_hdls, int32]
dev_hdls array[int32, CAM_REQ_MGR_MAX_HANDLES_V2]
link_hdl link_handle (out)
}
cam_req_mgr_unlink_info {
session_hdl session_handle
link_hdl link_handle
}
cam_req_mgr_sched_request {
session_hdl session_handle
link_hdl link_handle
bubble_enable int32
sync_mode flags[sync_mode_flags, int32]
req_id int64
}
cam_req_mgr_flush_info {
session_hdl session_handle
link_hdl link_handle
flush_type flags[flush_type_flags, int32]
reserved const[0, int32]
req_id int64
}
cam_req_mgr_sync_mode {
session_hdl session_handle
sync_mode flags[sync_mode_flags, int32]
num_links len[link_hdls, int32]
link_hdls array[link_handle, MAX_LINKS_PER_SESSION]
master_link_hdl link_handle
reserved const[0, int32]
}
cam_mem_mgr_alloc_cmd {
len int64
align int64
mmu_hdls array[int32, CAM_MEM_MMU_MAX_HANDLE]
num_hdl len[mmu_hdls, int32]
flags flags[mem_flags, int32]
out cam_mem_alloc_out_params (out)
}
cam_mem_alloc_out_params {
buf_handle int32
fd alloc_fd
vaddr int64
}
cam_mem_mgr_map_cmd {
mmu_hdls array[int32, CAM_MEM_MMU_MAX_HANDLE]
num_hdl len[mmu_hdls, int32]
flags flags[mem_flags, int32]
fd alloc_fd
reserved const[0, int32]
out cam_mem_map_out_params (out)
}
cam_mem_map_out_params {
buf_handle int32
reserved const[0, int32]
vaddr int64
}
cam_mem_mgr_release_cmd {
buf_handle int32
reserved const[0, int32]
}
cam_req_mgr_link_control {
ops flags[link_control_operation_flags, int32]
session_hdl session_handle
num_links len[link_hdls, int32]
reserved const[0, int32]
link_hdls array[link_handle, MAX_LINKS_PER_SESSION]
}
cam_dump_req_cmd {
issue_req_id int64
session_handle session_handle
link_hdl int32
dev_handle int32
error_type int32
buf_handle int32
offset int32 (out)
reserved const[0, int32]
}
flush_type_flags = CAM_REQ_MGR_FLUSH_TYPE_ALL, CAM_REQ_MGR_FLUSH_TYPE_CANCEL_REQ, CAM_REQ_MGR_FLUSH_TYPE_MAX
sync_mode_flags = CAM_REQ_MGR_SYNC_MODE_NO_SYNC, CAM_REQ_MGR_SYNC_MODE_SYNC
link_control_operation_flags = CAM_REQ_MGR_LINK_ACTIVATE, CAM_REQ_MGR_LINK_DEACTIVATE
mem_flags = CAM_MEM_FLAG_HW_READ_WRITE, CAM_MEM_FLAG_HW_READ_ONLY, CAM_MEM_FLAG_HW_WRITE_ONLY, CAM_MEM_FLAG_KMD_ACCESS, CAM_MEM_FLAG_UMD_ACCESS, CAM_MEM_FLAG_PROTECTED_MODE, CAM_MEM_FLAG_CMD_BUF_TYPE, CAM_MEM_FLAG_PIXEL_BUF_TYPE, CAM_MEM_FLAG_STATS_BUF_TYPE, CAM_MEM_FLAG_PACKET_BUF_TYPE, CAM_MEM_FLAG_CACHE, CAM_MEM_FLAG_HW_SHARED_ACCESS, CAM_MEM_FLAG_CDSP_OUTPUT