2 * Copyright 2014, 2015 Red Hat.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
23 #ifndef VIRGL_WINSYS_H
24 #define VIRGL_WINSYS_H
26 #include "pipe/p_defines.h"
30 struct pipe_fence_handle
;
34 #define VIRGL_MAX_TBUF_DWORDS 1024
35 #define VIRGL_MAX_CMDBUF_DWORDS ((64 * 1024) + VIRGL_MAX_TBUF_DWORDS)
37 struct virgl_drm_caps
{
38 union virgl_caps caps
;
41 struct virgl_cmd_buf
{
48 int supports_fences
; /* In/Out fences are supported */
49 int supports_encoded_transfers
; /* Encoded transfers are supported */
51 void (*destroy
)(struct virgl_winsys
*vws
);
53 int (*transfer_put
)(struct virgl_winsys
*vws
,
54 struct virgl_hw_res
*res
,
55 const struct pipe_box
*box
,
56 uint32_t stride
, uint32_t layer_stride
,
57 uint32_t buf_offset
, uint32_t level
);
59 int (*transfer_get
)(struct virgl_winsys
*vws
,
60 struct virgl_hw_res
*res
,
61 const struct pipe_box
*box
,
62 uint32_t stride
, uint32_t layer_stride
,
63 uint32_t buf_offset
, uint32_t level
);
65 struct virgl_hw_res
*(*resource_create
)(struct virgl_winsys
*vws
,
66 enum pipe_texture_target target
,
67 uint32_t format
, uint32_t bind
,
68 uint32_t width
, uint32_t height
,
69 uint32_t depth
, uint32_t array_size
,
70 uint32_t last_level
, uint32_t nr_samples
,
73 void (*resource_reference
)(struct virgl_winsys
*qws
,
74 struct virgl_hw_res
**dres
,
75 struct virgl_hw_res
*sres
);
77 void *(*resource_map
)(struct virgl_winsys
*vws
, struct virgl_hw_res
*res
);
78 void (*resource_wait
)(struct virgl_winsys
*vws
, struct virgl_hw_res
*res
);
79 boolean (*resource_is_busy
)(struct virgl_winsys
*vws
,
80 struct virgl_hw_res
*res
);
82 struct virgl_hw_res
*(*resource_create_from_handle
)(struct virgl_winsys
*vws
,
83 struct winsys_handle
*whandle
);
84 boolean (*resource_get_handle
)(struct virgl_winsys
*vws
,
85 struct virgl_hw_res
*res
,
87 struct winsys_handle
*whandle
);
89 struct virgl_cmd_buf
*(*cmd_buf_create
)(struct virgl_winsys
*ws
, uint32_t size
);
90 void (*cmd_buf_destroy
)(struct virgl_cmd_buf
*buf
);
92 void (*emit_res
)(struct virgl_winsys
*vws
, struct virgl_cmd_buf
*buf
, struct virgl_hw_res
*res
, boolean write_buffer
);
93 int (*submit_cmd
)(struct virgl_winsys
*vws
, struct virgl_cmd_buf
*buf
,
94 struct pipe_fence_handle
**fence
);
96 boolean (*res_is_referenced
)(struct virgl_winsys
*vws
,
97 struct virgl_cmd_buf
*buf
,
98 struct virgl_hw_res
*res
);
100 int (*get_caps
)(struct virgl_winsys
*vws
, struct virgl_drm_caps
*caps
);
103 struct pipe_fence_handle
*(*cs_create_fence
)(struct virgl_winsys
*vws
, int fd
);
104 bool (*fence_wait
)(struct virgl_winsys
*vws
,
105 struct pipe_fence_handle
*fence
,
108 void (*fence_reference
)(struct virgl_winsys
*vws
,
109 struct pipe_fence_handle
**dst
,
110 struct pipe_fence_handle
*src
);
113 void (*flush_frontbuffer
)(struct virgl_winsys
*vws
,
114 struct virgl_hw_res
*res
,
115 unsigned level
, unsigned layer
,
116 void *winsys_drawable_handle
,
117 struct pipe_box
*sub_box
);
118 void (*fence_server_sync
)(struct virgl_winsys
*vws
,
119 struct virgl_cmd_buf
*cbuf
,
120 struct pipe_fence_handle
*fence
);
122 int (*fence_get_fd
)(struct virgl_winsys
*vws
,
123 struct pipe_fence_handle
*fence
);
126 /* this defaults all newer caps,
127 * the kernel will overwrite these if newer version is available.
129 static inline void virgl_ws_fill_new_caps_defaults(struct virgl_drm_caps
*caps
)
131 caps
->caps
.v2
.min_aliased_point_size
= 1.f
;
132 caps
->caps
.v2
.max_aliased_point_size
= 255.f
;
133 caps
->caps
.v2
.min_smooth_point_size
= 1.f
;
134 caps
->caps
.v2
.max_smooth_point_size
= 190.f
;
135 caps
->caps
.v2
.min_aliased_line_width
= 1.f
;
136 caps
->caps
.v2
.max_aliased_line_width
= 10.f
;
137 caps
->caps
.v2
.min_smooth_line_width
= 0.f
;
138 caps
->caps
.v2
.max_smooth_line_width
= 10.f
;
139 caps
->caps
.v2
.max_texture_lod_bias
= 15.0f
;
140 caps
->caps
.v2
.max_geom_output_vertices
= 256;
141 caps
->caps
.v2
.max_geom_total_output_components
= 1024;
142 caps
->caps
.v2
.max_vertex_outputs
= 32;
143 caps
->caps
.v2
.max_vertex_attribs
= 16;
144 caps
->caps
.v2
.max_shader_patch_varyings
= 30;
145 caps
->caps
.v2
.min_texel_offset
= -8;
146 caps
->caps
.v2
.max_texel_offset
= 7;
147 caps
->caps
.v2
.min_texture_gather_offset
= -8;
148 caps
->caps
.v2
.max_texture_gather_offset
= 7;
149 caps
->caps
.v2
.texture_buffer_offset_alignment
= 0;
150 caps
->caps
.v2
.uniform_buffer_offset_alignment
= 256;
151 caps
->caps
.v2
.shader_buffer_offset_alignment
= 32;
152 caps
->caps
.v2
.capability_bits
= 0;
153 caps
->caps
.v2
.max_vertex_attrib_stride
= 0;
154 caps
->caps
.v2
.max_image_samples
= 0;
155 caps
->caps
.v2
.max_compute_work_group_invocations
= 0;
156 caps
->caps
.v2
.max_compute_shared_memory_size
= 0;
157 caps
->caps
.v2
.host_feature_check_version
= 0;