/usr/include/drm/virtgpu_drm.h is in linux-libc-dev 4.4.0-21.37.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright 2013 Red Hat
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef VIRTGPU_DRM_H
#define VIRTGPU_DRM_H
#include <stddef.h>
#include "drm/drm.h"
/* Please note that modifications to all structs defined here are
* subject to backwards-compatibility constraints.
*
* Do not use pointers, use uint64_t instead for 32 bit / 64 bit user/kernel
* compatibility Keep fields aligned to their size
*/
#define DRM_VIRTGPU_MAP 0x01
#define DRM_VIRTGPU_EXECBUFFER 0x02
#define DRM_VIRTGPU_GETPARAM 0x03
#define DRM_VIRTGPU_RESOURCE_CREATE 0x04
#define DRM_VIRTGPU_RESOURCE_INFO 0x05
#define DRM_VIRTGPU_TRANSFER_FROM_HOST 0x06
#define DRM_VIRTGPU_TRANSFER_TO_HOST 0x07
#define DRM_VIRTGPU_WAIT 0x08
#define DRM_VIRTGPU_GET_CAPS 0x09
struct drm_virtgpu_map {
uint64_t offset; /* use for mmap system call */
uint32_t handle;
uint32_t pad;
};
struct drm_virtgpu_execbuffer {
uint32_t flags; /* for future use */
uint32_t size;
uint64_t command; /* void* */
uint64_t bo_handles;
uint32_t num_bo_handles;
uint32_t pad;
};
#define VIRTGPU_PARAM_3D_FEATURES 1 /* do we have 3D features in the hw */
struct drm_virtgpu_getparam {
uint64_t param;
uint64_t value;
};
/* NO_BO flags? NO resource flag? */
/* resource flag for y_0_top */
struct drm_virtgpu_resource_create {
uint32_t target;
uint32_t format;
uint32_t bind;
uint32_t width;
uint32_t height;
uint32_t depth;
uint32_t array_size;
uint32_t last_level;
uint32_t nr_samples;
uint32_t flags;
uint32_t bo_handle; /* if this is set - recreate a new resource attached to this bo ? */
uint32_t res_handle; /* returned by kernel */
uint32_t size; /* validate transfer in the host */
uint32_t stride; /* validate transfer in the host */
};
struct drm_virtgpu_resource_info {
uint32_t bo_handle;
uint32_t res_handle;
uint32_t size;
uint32_t stride;
};
struct drm_virtgpu_3d_box {
uint32_t x;
uint32_t y;
uint32_t z;
uint32_t w;
uint32_t h;
uint32_t d;
};
struct drm_virtgpu_3d_transfer_to_host {
uint32_t bo_handle;
struct drm_virtgpu_3d_box box;
uint32_t level;
uint32_t offset;
};
struct drm_virtgpu_3d_transfer_from_host {
uint32_t bo_handle;
struct drm_virtgpu_3d_box box;
uint32_t level;
uint32_t offset;
};
#define VIRTGPU_WAIT_NOWAIT 1 /* like it */
struct drm_virtgpu_3d_wait {
uint32_t handle; /* 0 is an invalid handle */
uint32_t flags;
};
struct drm_virtgpu_get_caps {
uint32_t cap_set_id;
uint32_t cap_set_ver;
uint64_t addr;
uint32_t size;
uint32_t pad;
};
#define DRM_IOCTL_VIRTGPU_MAP \
DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_MAP, struct drm_virtgpu_map)
#define DRM_IOCTL_VIRTGPU_EXECBUFFER \
DRM_IOW(DRM_COMMAND_BASE + DRM_VIRTGPU_EXECBUFFER,\
struct drm_virtgpu_execbuffer)
#define DRM_IOCTL_VIRTGPU_GETPARAM \
DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_GETPARAM,\
struct drm_virtgpu_getparam)
#define DRM_IOCTL_VIRTGPU_RESOURCE_CREATE \
DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_RESOURCE_CREATE, \
struct drm_virtgpu_resource_create)
#define DRM_IOCTL_VIRTGPU_RESOURCE_INFO \
DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_RESOURCE_INFO, \
struct drm_virtgpu_resource_info)
#define DRM_IOCTL_VIRTGPU_TRANSFER_FROM_HOST \
DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_TRANSFER_FROM_HOST, \
struct drm_virtgpu_3d_transfer_from_host)
#define DRM_IOCTL_VIRTGPU_TRANSFER_TO_HOST \
DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_TRANSFER_TO_HOST, \
struct drm_virtgpu_3d_transfer_to_host)
#define DRM_IOCTL_VIRTGPU_WAIT \
DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_WAIT, \
struct drm_virtgpu_3d_wait)
#define DRM_IOCTL_VIRTGPU_GET_CAPS \
DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_GET_CAPS, \
struct drm_virtgpu_get_caps)
#endif
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