183 lines
		
	
	
		
			4.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			183 lines
		
	
	
		
			4.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Copyright 2013 Red Hat
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|  * All Rights Reserved.
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|  *
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|  * Permission is hereby granted, free of charge, to any person obtaining a
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|  * copy of this software and associated documentation files (the "Software"),
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|  * to deal in the Software without restriction, including without limitation
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|  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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|  * and/or sell copies of the Software, and to permit persons to whom the
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|  * Software is furnished to do so, subject to the following conditions:
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|  *
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|  * The above copyright notice and this permission notice (including the next
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|  * paragraph) shall be included in all copies or substantial portions of the
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|  * Software.
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|  *
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|  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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|  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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|  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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|  * THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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|  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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|  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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|  * OTHER DEALINGS IN THE SOFTWARE.
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|  */
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| #ifndef VIRTGPU_DRM_H
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| #define VIRTGPU_DRM_H
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| 
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| #include "drm.h"
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| 
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| #if defined(__cplusplus)
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| extern "C" {
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| #endif
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| 
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| /* Please note that modifications to all structs defined here are
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|  * subject to backwards-compatibility constraints.
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|  *
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|  * Do not use pointers, use __u64 instead for 32 bit / 64 bit user/kernel
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|  * compatibility Keep fields aligned to their size
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|  */
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| 
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| #define DRM_VIRTGPU_MAP         0x01
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| #define DRM_VIRTGPU_EXECBUFFER  0x02
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| #define DRM_VIRTGPU_GETPARAM    0x03
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| #define DRM_VIRTGPU_RESOURCE_CREATE 0x04
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| #define DRM_VIRTGPU_RESOURCE_INFO     0x05
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| #define DRM_VIRTGPU_TRANSFER_FROM_HOST 0x06
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| #define DRM_VIRTGPU_TRANSFER_TO_HOST 0x07
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| #define DRM_VIRTGPU_WAIT     0x08
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| #define DRM_VIRTGPU_GET_CAPS  0x09
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| 
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| #define VIRTGPU_EXECBUF_FENCE_FD_IN	0x01
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| #define VIRTGPU_EXECBUF_FENCE_FD_OUT	0x02
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| #define VIRTGPU_EXECBUF_FLAGS  (\
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| 		VIRTGPU_EXECBUF_FENCE_FD_IN |\
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| 		VIRTGPU_EXECBUF_FENCE_FD_OUT |\
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| 		0)
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| 
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| struct drm_virtgpu_map {
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| 	__u64 offset; /* use for mmap system call */
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| 	__u32 handle;
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| 	__u32 pad;
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| };
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| 
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| struct drm_virtgpu_execbuffer {
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| 	__u32 flags;
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| 	__u32 size;
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| 	__u64 command; /* void* */
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| 	__u64 bo_handles;
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| 	__u32 num_bo_handles;
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| 	__s32 fence_fd; /* in/out fence fd (see VIRTGPU_EXECBUF_FENCE_FD_IN/OUT) */
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| };
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| 
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| #define VIRTGPU_PARAM_3D_FEATURES 1 /* do we have 3D features in the hw */
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| #define VIRTGPU_PARAM_CAPSET_QUERY_FIX 2 /* do we have the capset fix */
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| 
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| struct drm_virtgpu_getparam {
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| 	__u64 param;
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| 	__u64 value;
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| };
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| 
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| /* NO_BO flags? NO resource flag? */
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| /* resource flag for y_0_top */
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| struct drm_virtgpu_resource_create {
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| 	__u32 target;
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| 	__u32 format;
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| 	__u32 bind;
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| 	__u32 width;
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| 	__u32 height;
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| 	__u32 depth;
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| 	__u32 array_size;
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| 	__u32 last_level;
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| 	__u32 nr_samples;
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| 	__u32 flags;
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| 	__u32 bo_handle; /* if this is set - recreate a new resource attached to this bo ? */
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| 	__u32 res_handle;  /* returned by kernel */
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| 	__u32 size;        /* validate transfer in the host */
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| 	__u32 stride;      /* validate transfer in the host */
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| };
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| 
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| struct drm_virtgpu_resource_info {
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| 	__u32 bo_handle;
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| 	__u32 res_handle;
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| 	__u32 size;
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| 	__u32 stride;
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| };
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| 
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| struct drm_virtgpu_3d_box {
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| 	__u32 x;
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| 	__u32 y;
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| 	__u32 z;
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| 	__u32 w;
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| 	__u32 h;
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| 	__u32 d;
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| };
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| 
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| struct drm_virtgpu_3d_transfer_to_host {
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| 	__u32 bo_handle;
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| 	struct drm_virtgpu_3d_box box;
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| 	__u32 level;
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| 	__u32 offset;
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| };
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| 
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| struct drm_virtgpu_3d_transfer_from_host {
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| 	__u32 bo_handle;
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| 	struct drm_virtgpu_3d_box box;
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| 	__u32 level;
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| 	__u32 offset;
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| };
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| 
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| #define VIRTGPU_WAIT_NOWAIT 1 /* like it */
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| struct drm_virtgpu_3d_wait {
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| 	__u32 handle; /* 0 is an invalid handle */
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| 	__u32 flags;
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| };
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| 
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| struct drm_virtgpu_get_caps {
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| 	__u32 cap_set_id;
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| 	__u32 cap_set_ver;
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| 	__u64 addr;
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| 	__u32 size;
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| 	__u32 pad;
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| };
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| 
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| #define DRM_IOCTL_VIRTGPU_MAP \
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| 	DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_MAP, struct drm_virtgpu_map)
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| 
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| #define DRM_IOCTL_VIRTGPU_EXECBUFFER \
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| 	DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_EXECBUFFER,\
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| 		struct drm_virtgpu_execbuffer)
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| 
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| #define DRM_IOCTL_VIRTGPU_GETPARAM \
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| 	DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_GETPARAM,\
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| 		struct drm_virtgpu_getparam)
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| 
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| #define DRM_IOCTL_VIRTGPU_RESOURCE_CREATE			\
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| 	DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_RESOURCE_CREATE,	\
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| 		struct drm_virtgpu_resource_create)
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| 
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| #define DRM_IOCTL_VIRTGPU_RESOURCE_INFO \
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| 	DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_RESOURCE_INFO, \
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| 		 struct drm_virtgpu_resource_info)
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| 
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| #define DRM_IOCTL_VIRTGPU_TRANSFER_FROM_HOST \
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| 	DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_TRANSFER_FROM_HOST,	\
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| 		struct drm_virtgpu_3d_transfer_from_host)
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| 
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| #define DRM_IOCTL_VIRTGPU_TRANSFER_TO_HOST \
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| 	DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_TRANSFER_TO_HOST,	\
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| 		struct drm_virtgpu_3d_transfer_to_host)
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| 
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| #define DRM_IOCTL_VIRTGPU_WAIT				\
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| 	DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_WAIT,	\
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| 		struct drm_virtgpu_3d_wait)
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| 
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| #define DRM_IOCTL_VIRTGPU_GET_CAPS \
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| 	DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_GET_CAPS, \
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| 	struct drm_virtgpu_get_caps)
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| 
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| #if defined(__cplusplus)
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| }
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| #endif
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| 
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| #endif
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