269 lines
7.5 KiB
C
269 lines
7.5 KiB
C
/*
|
|
* 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 "drm.h"
|
|
|
|
#if defined(__cplusplus)
|
|
extern "C" {
|
|
#endif
|
|
|
|
/* Please note that modifications to all structs defined here are
|
|
* subject to backwards-compatibility constraints.
|
|
*
|
|
* Do not use pointers, use __u64 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
|
|
#define DRM_VIRTGPU_RESOURCE_CREATE_BLOB 0x0a
|
|
#define DRM_VIRTGPU_CONTEXT_INIT 0x0b
|
|
|
|
#define VIRTGPU_EXECBUF_FENCE_FD_IN 0x01
|
|
#define VIRTGPU_EXECBUF_FENCE_FD_OUT 0x02
|
|
#define VIRTGPU_EXECBUF_RING_IDX 0x04
|
|
#define VIRTGPU_EXECBUF_FLAGS (\
|
|
VIRTGPU_EXECBUF_FENCE_FD_IN |\
|
|
VIRTGPU_EXECBUF_FENCE_FD_OUT |\
|
|
VIRTGPU_EXECBUF_RING_IDX |\
|
|
0)
|
|
|
|
struct drm_virtgpu_map {
|
|
__u64 offset; /* use for mmap system call */
|
|
__u32 handle;
|
|
__u32 pad;
|
|
};
|
|
|
|
#define VIRTGPU_EXECBUF_SYNCOBJ_RESET 0x01
|
|
#define VIRTGPU_EXECBUF_SYNCOBJ_FLAGS ( \
|
|
VIRTGPU_EXECBUF_SYNCOBJ_RESET | \
|
|
0)
|
|
struct drm_virtgpu_execbuffer_syncobj {
|
|
__u32 handle;
|
|
__u32 flags;
|
|
__u64 point;
|
|
};
|
|
|
|
/* fence_fd is modified on success if VIRTGPU_EXECBUF_FENCE_FD_OUT flag is set. */
|
|
struct drm_virtgpu_execbuffer {
|
|
__u32 flags;
|
|
__u32 size;
|
|
__u64 command; /* void* */
|
|
__u64 bo_handles;
|
|
__u32 num_bo_handles;
|
|
__s32 fence_fd; /* in/out fence fd (see VIRTGPU_EXECBUF_FENCE_FD_IN/OUT) */
|
|
__u32 ring_idx; /* command ring index (see VIRTGPU_EXECBUF_RING_IDX) */
|
|
__u32 syncobj_stride; /* size of @drm_virtgpu_execbuffer_syncobj */
|
|
__u32 num_in_syncobjs;
|
|
__u32 num_out_syncobjs;
|
|
__u64 in_syncobjs;
|
|
__u64 out_syncobjs;
|
|
};
|
|
|
|
#define VIRTGPU_PARAM_3D_FEATURES 1 /* do we have 3D features in the hw */
|
|
#define VIRTGPU_PARAM_CAPSET_QUERY_FIX 2 /* do we have the capset fix */
|
|
#define VIRTGPU_PARAM_RESOURCE_BLOB 3 /* DRM_VIRTGPU_RESOURCE_CREATE_BLOB */
|
|
#define VIRTGPU_PARAM_HOST_VISIBLE 4 /* Host blob resources are mappable */
|
|
#define VIRTGPU_PARAM_CROSS_DEVICE 5 /* Cross virtio-device resource sharing */
|
|
#define VIRTGPU_PARAM_CONTEXT_INIT 6 /* DRM_VIRTGPU_CONTEXT_INIT */
|
|
#define VIRTGPU_PARAM_SUPPORTED_CAPSET_IDs 7 /* Bitmask of supported capability set ids */
|
|
|
|
struct drm_virtgpu_getparam {
|
|
__u64 param;
|
|
__u64 value;
|
|
};
|
|
|
|
/* NO_BO flags? NO resource flag? */
|
|
/* resource flag for y_0_top */
|
|
struct drm_virtgpu_resource_create {
|
|
__u32 target;
|
|
__u32 format;
|
|
__u32 bind;
|
|
__u32 width;
|
|
__u32 height;
|
|
__u32 depth;
|
|
__u32 array_size;
|
|
__u32 last_level;
|
|
__u32 nr_samples;
|
|
__u32 flags;
|
|
__u32 bo_handle; /* if this is set - recreate a new resource attached to this bo ? */
|
|
__u32 res_handle; /* returned by kernel */
|
|
__u32 size; /* validate transfer in the host */
|
|
__u32 stride; /* validate transfer in the host */
|
|
};
|
|
|
|
struct drm_virtgpu_resource_info {
|
|
__u32 bo_handle;
|
|
__u32 res_handle;
|
|
__u32 size;
|
|
__u32 blob_mem;
|
|
};
|
|
|
|
struct drm_virtgpu_3d_box {
|
|
__u32 x;
|
|
__u32 y;
|
|
__u32 z;
|
|
__u32 w;
|
|
__u32 h;
|
|
__u32 d;
|
|
};
|
|
|
|
struct drm_virtgpu_3d_transfer_to_host {
|
|
__u32 bo_handle;
|
|
struct drm_virtgpu_3d_box box;
|
|
__u32 level;
|
|
__u32 offset;
|
|
__u32 stride;
|
|
__u32 layer_stride;
|
|
};
|
|
|
|
struct drm_virtgpu_3d_transfer_from_host {
|
|
__u32 bo_handle;
|
|
struct drm_virtgpu_3d_box box;
|
|
__u32 level;
|
|
__u32 offset;
|
|
__u32 stride;
|
|
__u32 layer_stride;
|
|
};
|
|
|
|
#define VIRTGPU_WAIT_NOWAIT 1 /* like it */
|
|
struct drm_virtgpu_3d_wait {
|
|
__u32 handle; /* 0 is an invalid handle */
|
|
__u32 flags;
|
|
};
|
|
|
|
struct drm_virtgpu_get_caps {
|
|
__u32 cap_set_id;
|
|
__u32 cap_set_ver;
|
|
__u64 addr;
|
|
__u32 size;
|
|
__u32 pad;
|
|
};
|
|
|
|
struct drm_virtgpu_resource_create_blob {
|
|
#define VIRTGPU_BLOB_MEM_GUEST 0x0001
|
|
#define VIRTGPU_BLOB_MEM_HOST3D 0x0002
|
|
#define VIRTGPU_BLOB_MEM_HOST3D_GUEST 0x0003
|
|
|
|
#define VIRTGPU_BLOB_FLAG_USE_MAPPABLE 0x0001
|
|
#define VIRTGPU_BLOB_FLAG_USE_SHAREABLE 0x0002
|
|
#define VIRTGPU_BLOB_FLAG_USE_CROSS_DEVICE 0x0004
|
|
/* zero is invalid blob_mem */
|
|
__u32 blob_mem;
|
|
__u32 blob_flags;
|
|
__u32 bo_handle;
|
|
__u32 res_handle;
|
|
__u64 size;
|
|
|
|
/*
|
|
* for 3D contexts with VIRTGPU_BLOB_MEM_HOST3D_GUEST and
|
|
* VIRTGPU_BLOB_MEM_HOST3D otherwise, must be zero.
|
|
*/
|
|
__u32 pad;
|
|
__u32 cmd_size;
|
|
__u64 cmd;
|
|
__u64 blob_id;
|
|
};
|
|
|
|
#define VIRTGPU_CONTEXT_PARAM_CAPSET_ID 0x0001
|
|
#define VIRTGPU_CONTEXT_PARAM_NUM_RINGS 0x0002
|
|
#define VIRTGPU_CONTEXT_PARAM_POLL_RINGS_MASK 0x0003
|
|
struct drm_virtgpu_context_set_param {
|
|
__u64 param;
|
|
__u64 value;
|
|
};
|
|
|
|
struct drm_virtgpu_context_init {
|
|
__u32 num_params;
|
|
__u32 pad;
|
|
|
|
/* pointer to drm_virtgpu_context_set_param array */
|
|
__u64 ctx_set_params;
|
|
};
|
|
|
|
/*
|
|
* Event code that's given when VIRTGPU_CONTEXT_PARAM_POLL_RINGS_MASK is in
|
|
* effect. The event size is sizeof(drm_event), since there is no additional
|
|
* payload.
|
|
*/
|
|
#define VIRTGPU_EVENT_FENCE_SIGNALED 0x90000000
|
|
|
|
#define DRM_IOCTL_VIRTGPU_MAP \
|
|
DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_MAP, struct drm_virtgpu_map)
|
|
|
|
#define DRM_IOCTL_VIRTGPU_EXECBUFFER \
|
|
DRM_IOWR(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)
|
|
|
|
#define DRM_IOCTL_VIRTGPU_RESOURCE_CREATE_BLOB \
|
|
DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_RESOURCE_CREATE_BLOB, \
|
|
struct drm_virtgpu_resource_create_blob)
|
|
|
|
#define DRM_IOCTL_VIRTGPU_CONTEXT_INIT \
|
|
DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_CONTEXT_INIT, \
|
|
struct drm_virtgpu_context_init)
|
|
|
|
#if defined(__cplusplus)
|
|
}
|
|
#endif
|
|
|
|
#endif
|