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1 /*
2  * Copyright 2014, 2015 Red Hat.
3  *
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:
10  *
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
13  * Software.
14  *
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.
22  */
23 #ifndef VIRGL_PROTOCOL_H
24 #define VIRGL_PROTOCOL_H
25 
26 #define VIRGL_QUERY_STATE_NEW 0
27 #define VIRGL_QUERY_STATE_DONE 1
28 #define VIRGL_QUERY_STATE_WAIT_HOST 2
29 
30 struct virgl_host_query_state {
31    uint32_t query_state;
32    uint32_t result_size;
33    uint64_t result;
34 };
35 
36 enum virgl_object_type {
37    VIRGL_OBJECT_NULL,
38    VIRGL_OBJECT_BLEND,
39    VIRGL_OBJECT_RASTERIZER,
40    VIRGL_OBJECT_DSA,
41    VIRGL_OBJECT_SHADER,
42    VIRGL_OBJECT_VERTEX_ELEMENTS,
43    VIRGL_OBJECT_SAMPLER_VIEW,
44    VIRGL_OBJECT_SAMPLER_STATE,
45    VIRGL_OBJECT_SURFACE,
46    VIRGL_OBJECT_QUERY,
47    VIRGL_OBJECT_STREAMOUT_TARGET,
48    VIRGL_MAX_OBJECTS,
49 };
50 
51 /* context cmds to be encoded in the command stream */
52 enum virgl_context_cmd {
53    VIRGL_CCMD_NOP = 0,
54    VIRGL_CCMD_CREATE_OBJECT = 1,
55    VIRGL_CCMD_BIND_OBJECT,
56    VIRGL_CCMD_DESTROY_OBJECT,
57    VIRGL_CCMD_SET_VIEWPORT_STATE,
58    VIRGL_CCMD_SET_FRAMEBUFFER_STATE,
59    VIRGL_CCMD_SET_VERTEX_BUFFERS,
60    VIRGL_CCMD_CLEAR,
61    VIRGL_CCMD_DRAW_VBO,
62    VIRGL_CCMD_RESOURCE_INLINE_WRITE,
63    VIRGL_CCMD_SET_SAMPLER_VIEWS,
64    VIRGL_CCMD_SET_INDEX_BUFFER,
65    VIRGL_CCMD_SET_CONSTANT_BUFFER,
66    VIRGL_CCMD_SET_STENCIL_REF,
67    VIRGL_CCMD_SET_BLEND_COLOR,
68    VIRGL_CCMD_SET_SCISSOR_STATE,
69    VIRGL_CCMD_BLIT,
70    VIRGL_CCMD_RESOURCE_COPY_REGION,
71    VIRGL_CCMD_BIND_SAMPLER_STATES,
72    VIRGL_CCMD_BEGIN_QUERY,
73    VIRGL_CCMD_END_QUERY,
74    VIRGL_CCMD_GET_QUERY_RESULT,
75    VIRGL_CCMD_SET_POLYGON_STIPPLE,
76    VIRGL_CCMD_SET_CLIP_STATE,
77    VIRGL_CCMD_SET_SAMPLE_MASK,
78    VIRGL_CCMD_SET_STREAMOUT_TARGETS,
79    VIRGL_CCMD_SET_RENDER_CONDITION,
80    VIRGL_CCMD_SET_UNIFORM_BUFFER,
81 
82    VIRGL_CCMD_SET_SUB_CTX,
83    VIRGL_CCMD_CREATE_SUB_CTX,
84    VIRGL_CCMD_DESTROY_SUB_CTX,
85    VIRGL_CCMD_BIND_SHADER,
86 };
87 
88 /*
89  8-bit cmd headers
90  8-bit object type
91  16-bit length
92 */
93 
94 #define VIRGL_CMD0(cmd, obj, len) ((cmd) | ((obj) << 8) | ((len) << 16))
95 
96 /* hw specification */
97 #define VIRGL_MAX_COLOR_BUFS 8
98 #define VIRGL_MAX_CLIP_PLANES 8
99 
100 #define VIRGL_OBJ_CREATE_HEADER 0
101 #define VIRGL_OBJ_CREATE_HANDLE 1
102 
103 #define VIRGL_OBJ_BIND_HEADER 0
104 #define VIRGL_OBJ_BIND_HANDLE 1
105 
106 #define VIRGL_OBJ_DESTROY_HANDLE 1
107 
108 /* some of these defines are a specification - not used in the code */
109 /* bit offsets for blend state object */
110 #define VIRGL_OBJ_BLEND_SIZE (VIRGL_MAX_COLOR_BUFS + 3)
111 #define VIRGL_OBJ_BLEND_HANDLE 1
112 #define VIRGL_OBJ_BLEND_S0 2
113 #define VIRGL_OBJ_BLEND_S0_INDEPENDENT_BLEND_ENABLE(x) ((x) & 0x1 << 0)
114 #define VIRGL_OBJ_BLEND_S0_LOGICOP_ENABLE(x) (((x) & 0x1) << 1)
115 #define VIRGL_OBJ_BLEND_S0_DITHER(x) (((x) & 0x1) << 2)
116 #define VIRGL_OBJ_BLEND_S0_ALPHA_TO_COVERAGE(x) (((x) & 0x1) << 3)
117 #define VIRGL_OBJ_BLEND_S0_ALPHA_TO_ONE(x) (((x) & 0x1) << 4)
118 #define VIRGL_OBJ_BLEND_S1 3
119 #define VIRGL_OBJ_BLEND_S1_LOGICOP_FUNC(x) (((x) & 0xf) << 0)
120 /* repeated once per number of cbufs */
121 
122 #define VIRGL_OBJ_BLEND_S2(cbuf) (4 + (cbuf))
123 #define VIRGL_OBJ_BLEND_S2_RT_BLEND_ENABLE(x) (((x) & 0x1) << 0)
124 #define VIRGL_OBJ_BLEND_S2_RT_RGB_FUNC(x) (((x) & 0x7) << 1)
125 #define VIRGL_OBJ_BLEND_S2_RT_RGB_SRC_FACTOR(x) (((x) & 0x1f) << 4)
126 #define VIRGL_OBJ_BLEND_S2_RT_RGB_DST_FACTOR(x) (((x) & 0x1f) << 9)
127 #define VIRGL_OBJ_BLEND_S2_RT_ALPHA_FUNC(x) (((x) & 0x7) << 14)
128 #define VIRGL_OBJ_BLEND_S2_RT_ALPHA_SRC_FACTOR(x) (((x) & 0x1f) << 17)
129 #define VIRGL_OBJ_BLEND_S2_RT_ALPHA_DST_FACTOR(x) (((x) & 0x1f) << 22)
130 #define VIRGL_OBJ_BLEND_S2_RT_COLORMASK(x) (((x) & 0xf) << 27)
131 
132 /* bit offsets for DSA state */
133 #define VIRGL_OBJ_DSA_SIZE 5
134 #define VIRGL_OBJ_DSA_HANDLE 1
135 #define VIRGL_OBJ_DSA_S0 2
136 #define VIRGL_OBJ_DSA_S0_DEPTH_ENABLE(x) (((x) & 0x1) << 0)
137 #define VIRGL_OBJ_DSA_S0_DEPTH_WRITEMASK(x) (((x) & 0x1) << 1)
138 #define VIRGL_OBJ_DSA_S0_DEPTH_FUNC(x) (((x) & 0x7) << 2)
139 #define VIRGL_OBJ_DSA_S0_ALPHA_ENABLED(x) (((x) & 0x1) << 8)
140 #define VIRGL_OBJ_DSA_S0_ALPHA_FUNC(x) (((x) & 0x7) << 9)
141 #define VIRGL_OBJ_DSA_S1 3
142 #define VIRGL_OBJ_DSA_S2 4
143 #define VIRGL_OBJ_DSA_S1_STENCIL_ENABLED(x) (((x) & 0x1) << 0)
144 #define VIRGL_OBJ_DSA_S1_STENCIL_FUNC(x) (((x) & 0x7) << 1)
145 #define VIRGL_OBJ_DSA_S1_STENCIL_FAIL_OP(x) (((x) & 0x7) << 4)
146 #define VIRGL_OBJ_DSA_S1_STENCIL_ZPASS_OP(x) (((x) & 0x7) << 7)
147 #define VIRGL_OBJ_DSA_S1_STENCIL_ZFAIL_OP(x) (((x) & 0x7) << 10)
148 #define VIRGL_OBJ_DSA_S1_STENCIL_VALUEMASK(x) (((x) & 0xff) << 13)
149 #define VIRGL_OBJ_DSA_S1_STENCIL_WRITEMASK(x) (((x) & 0xff) << 21)
150 #define VIRGL_OBJ_DSA_ALPHA_REF 5
151 
152 /* offsets for rasterizer state */
153 #define VIRGL_OBJ_RS_SIZE 9
154 #define VIRGL_OBJ_RS_HANDLE 1
155 #define VIRGL_OBJ_RS_S0 2
156 #define VIRGL_OBJ_RS_S0_FLATSHADE(x) (((x) & 0x1) << 0)
157 #define VIRGL_OBJ_RS_S0_DEPTH_CLIP(x) (((x) & 0x1) << 1)
158 #define VIRGL_OBJ_RS_S0_CLIP_HALFZ(x) (((x) & 0x1) << 2)
159 #define VIRGL_OBJ_RS_S0_RASTERIZER_DISCARD(x) (((x) & 0x1) << 3)
160 #define VIRGL_OBJ_RS_S0_FLATSHADE_FIRST(x) (((x) & 0x1) << 4)
161 #define VIRGL_OBJ_RS_S0_LIGHT_TWOSIZE(x) (((x) & 0x1) << 5)
162 #define VIRGL_OBJ_RS_S0_SPRITE_COORD_MODE(x) (((x) & 0x1) << 6)
163 #define VIRGL_OBJ_RS_S0_POINT_QUAD_RASTERIZATION(x) (((x) & 0x1) << 7)
164 #define VIRGL_OBJ_RS_S0_CULL_FACE(x) (((x) & 0x3) << 8)
165 #define VIRGL_OBJ_RS_S0_FILL_FRONT(x) (((x) & 0x3) << 10)
166 #define VIRGL_OBJ_RS_S0_FILL_BACK(x) (((x) & 0x3) << 12)
167 #define VIRGL_OBJ_RS_S0_SCISSOR(x) (((x) & 0x1) << 14)
168 #define VIRGL_OBJ_RS_S0_FRONT_CCW(x) (((x) & 0x1) << 15)
169 #define VIRGL_OBJ_RS_S0_CLAMP_VERTEX_COLOR(x) (((x) & 0x1) << 16)
170 #define VIRGL_OBJ_RS_S0_CLAMP_FRAGMENT_COLOR(x) (((x) & 0x1) << 17)
171 #define VIRGL_OBJ_RS_S0_OFFSET_LINE(x) (((x) & 0x1) << 18)
172 #define VIRGL_OBJ_RS_S0_OFFSET_POINT(x) (((x) & 0x1) << 19)
173 #define VIRGL_OBJ_RS_S0_OFFSET_TRI(x) (((x) & 0x1) << 20)
174 #define VIRGL_OBJ_RS_S0_POLY_SMOOTH(x) (((x) & 0x1) << 21)
175 #define VIRGL_OBJ_RS_S0_POLY_STIPPLE_ENABLE(x) (((x) & 0x1) << 22)
176 #define VIRGL_OBJ_RS_S0_POINT_SMOOTH(x) (((x) & 0x1) << 23)
177 #define VIRGL_OBJ_RS_S0_POINT_SIZE_PER_VERTEX(x) (((x) & 0x1) << 24)
178 #define VIRGL_OBJ_RS_S0_MULTISAMPLE(x) (((x) & 0x1) << 25)
179 #define VIRGL_OBJ_RS_S0_LINE_SMOOTH(x) (((x) & 0x1) << 26)
180 #define VIRGL_OBJ_RS_S0_LINE_STIPPLE_ENABLE(x) (((x) & 0x1) << 27)
181 #define VIRGL_OBJ_RS_S0_LINE_LAST_PIXEL(x) (((x) & 0x1) << 28)
182 #define VIRGL_OBJ_RS_S0_HALF_PIXEL_CENTER(x) (((x) & 0x1) << 29)
183 #define VIRGL_OBJ_RS_S0_BOTTOM_EDGE_RULE(x) (((x) & 0x1) << 30)
184 
185 #define VIRGL_OBJ_RS_POINT_SIZE 3
186 #define VIRGL_OBJ_RS_SPRITE_COORD_ENABLE 4
187 #define VIRGL_OBJ_RS_S3 5
188 
189 #define VIRGL_OBJ_RS_S3_LINE_STIPPLE_PATTERN(x) (((x) & 0xffff) << 0)
190 #define VIRGL_OBJ_RS_S3_LINE_STIPPLE_FACTOR(x) (((x) & 0xff) << 16)
191 #define VIRGL_OBJ_RS_S3_CLIP_PLANE_ENABLE(x) (((x) & 0xff) << 24)
192 #define VIRGL_OBJ_RS_LINE_WIDTH 6
193 #define VIRGL_OBJ_RS_OFFSET_UNITS 7
194 #define VIRGL_OBJ_RS_OFFSET_SCALE 8
195 #define VIRGL_OBJ_RS_OFFSET_CLAMP 9
196 
197 #define VIRGL_OBJ_CLEAR_SIZE 8
198 #define VIRGL_OBJ_CLEAR_BUFFERS 1
199 #define VIRGL_OBJ_CLEAR_COLOR_0 2 /* color is 4 * u32/f32/i32 */
200 #define VIRGL_OBJ_CLEAR_COLOR_1 3
201 #define VIRGL_OBJ_CLEAR_COLOR_2 4
202 #define VIRGL_OBJ_CLEAR_COLOR_3 5
203 #define VIRGL_OBJ_CLEAR_DEPTH_0 6 /* depth is a double precision float */
204 #define VIRGL_OBJ_CLEAR_DEPTH_1 7
205 #define VIRGL_OBJ_CLEAR_STENCIL 8
206 
207 /* shader object */
208 #define VIRGL_OBJ_SHADER_HDR_SIZE(nso) (5 + ((nso) ? (2 * nso) + 4 : 0))
209 #define VIRGL_OBJ_SHADER_HANDLE 1
210 #define VIRGL_OBJ_SHADER_TYPE 2
211 #define VIRGL_OBJ_SHADER_OFFSET 3
212 #define VIRGL_OBJ_SHADER_OFFSET_VAL(x) (((x) & 0x7fffffff) << 0)
213 /* start contains full length in VAL - also implies continuations */
214 /* continuation contains offset in VAL */
215 #define VIRGL_OBJ_SHADER_OFFSET_CONT (0x1 << 31)
216 #define VIRGL_OBJ_SHADER_NUM_TOKENS 4
217 #define VIRGL_OBJ_SHADER_SO_NUM_OUTPUTS 5
218 #define VIRGL_OBJ_SHADER_SO_STRIDE(x) (6 + (x))
219 #define VIRGL_OBJ_SHADER_SO_OUTPUT0(x) (10 + (x * 2))
220 #define VIRGL_OBJ_SHADER_SO_OUTPUT_REGISTER_INDEX(x) (((x) & 0xff) << 0)
221 #define VIRGL_OBJ_SHADER_SO_OUTPUT_START_COMPONENT(x) (((x) & 0x3) << 8)
222 #define VIRGL_OBJ_SHADER_SO_OUTPUT_NUM_COMPONENTS(x) (((x) & 0x7) << 10)
223 #define VIRGL_OBJ_SHADER_SO_OUTPUT_BUFFER(x) (((x) & 0x7) << 13)
224 #define VIRGL_OBJ_SHADER_SO_OUTPUT_DST_OFFSET(x) (((x) & 0xffff) << 16)
225 #define VIRGL_OBJ_SHADER_SO_OUTPUT0_SO(x) (11 + (x * 2))
226 #define VIRGL_OBJ_SHADER_SO_OUTPUT_STREAM(x) (((x) & 0x03) << 0)
227 
228 /* viewport state */
229 #define VIRGL_SET_VIEWPORT_STATE_SIZE(num_viewports) ((6 * num_viewports) + 1)
230 #define VIRGL_SET_VIEWPORT_START_SLOT 1
231 #define VIRGL_SET_VIEWPORT_STATE_SCALE_0(x) (2 + (x * 6))
232 #define VIRGL_SET_VIEWPORT_STATE_SCALE_1(x) (3 + (x * 6))
233 #define VIRGL_SET_VIEWPORT_STATE_SCALE_2(x) (4 + (x * 6))
234 #define VIRGL_SET_VIEWPORT_STATE_TRANSLATE_0(x) (5 + (x * 6))
235 #define VIRGL_SET_VIEWPORT_STATE_TRANSLATE_1(x) (6 + (x * 6))
236 #define VIRGL_SET_VIEWPORT_STATE_TRANSLATE_2(x) (7 + (x * 6))
237 
238 /* framebuffer state */
239 #define VIRGL_SET_FRAMEBUFFER_STATE_SIZE(nr_cbufs) (nr_cbufs + 2)
240 #define VIRGL_SET_FRAMEBUFFER_STATE_NR_CBUFS 1
241 #define VIRGL_SET_FRAMEBUFFER_STATE_NR_ZSURF_HANDLE 2
242 #define VIRGL_SET_FRAMEBUFFER_STATE_CBUF_HANDLE(x) ((x) + 3)
243 
244 /* vertex elements object */
245 #define VIRGL_OBJ_VERTEX_ELEMENTS_SIZE(num_elements) (((num_elements) * 4) + 1)
246 #define VIRGL_OBJ_VERTEX_ELEMENTS_HANDLE 1
247 #define VIRGL_OBJ_VERTEX_ELEMENTS_V0_SRC_OFFSET(x) (((x) * 4) + 2) /* repeated per VE */
248 #define VIRGL_OBJ_VERTEX_ELEMENTS_V0_INSTANCE_DIVISOR(x) (((x) * 4) + 3)
249 #define VIRGL_OBJ_VERTEX_ELEMENTS_V0_VERTEX_BUFFER_INDEX(x) (((x) * 4) + 4)
250 #define VIRGL_OBJ_VERTEX_ELEMENTS_V0_SRC_FORMAT(x) (((x) * 4) + 5)
251 
252 /* vertex buffers */
253 #define VIRGL_SET_VERTEX_BUFFERS_SIZE(num_buffers) ((num_buffers) * 3)
254 #define VIRGL_SET_VERTEX_BUFFER_STRIDE(x) (((x) * 3) + 1)
255 #define VIRGL_SET_VERTEX_BUFFER_OFFSET(x) (((x) * 3) + 2)
256 #define VIRGL_SET_VERTEX_BUFFER_HANDLE(x) (((x) * 3) + 3)
257 
258 /* index buffer */
259 #define VIRGL_SET_INDEX_BUFFER_SIZE(ib) (((ib) ? 2 : 0) + 1)
260 #define VIRGL_SET_INDEX_BUFFER_HANDLE 1
261 #define VIRGL_SET_INDEX_BUFFER_INDEX_SIZE 2 /* only if sending an IB handle */
262 #define VIRGL_SET_INDEX_BUFFER_OFFSET 3     /* only if sending an IB handle */
263 
264 /* constant buffer */
265 #define VIRGL_SET_CONSTANT_BUFFER_SHADER_TYPE 1
266 #define VIRGL_SET_CONSTANT_BUFFER_INDEX 2
267 #define VIRGL_SET_CONSTANT_BUFFER_DATA_START 3
268 
269 #define VIRGL_SET_UNIFORM_BUFFER_SIZE 5
270 #define VIRGL_SET_UNIFORM_BUFFER_SHADER_TYPE 1
271 #define VIRGL_SET_UNIFORM_BUFFER_INDEX 2
272 #define VIRGL_SET_UNIFORM_BUFFER_OFFSET 3
273 #define VIRGL_SET_UNIFORM_BUFFER_LENGTH 4
274 #define VIRGL_SET_UNIFORM_BUFFER_RES_HANDLE 5
275 
276 /* draw VBO */
277 #define VIRGL_DRAW_VBO_SIZE 12
278 #define VIRGL_DRAW_VBO_START 1
279 #define VIRGL_DRAW_VBO_COUNT 2
280 #define VIRGL_DRAW_VBO_MODE 3
281 #define VIRGL_DRAW_VBO_INDEXED 4
282 #define VIRGL_DRAW_VBO_INSTANCE_COUNT 5
283 #define VIRGL_DRAW_VBO_INDEX_BIAS 6
284 #define VIRGL_DRAW_VBO_START_INSTANCE 7
285 #define VIRGL_DRAW_VBO_PRIMITIVE_RESTART 8
286 #define VIRGL_DRAW_VBO_RESTART_INDEX 9
287 #define VIRGL_DRAW_VBO_MIN_INDEX 10
288 #define VIRGL_DRAW_VBO_MAX_INDEX 11
289 #define VIRGL_DRAW_VBO_COUNT_FROM_SO 12
290 
291 /* create surface */
292 #define VIRGL_OBJ_SURFACE_SIZE 5
293 #define VIRGL_OBJ_SURFACE_HANDLE 1
294 #define VIRGL_OBJ_SURFACE_RES_HANDLE 2
295 #define VIRGL_OBJ_SURFACE_FORMAT 3
296 #define VIRGL_OBJ_SURFACE_BUFFER_FIRST_ELEMENT 4
297 #define VIRGL_OBJ_SURFACE_BUFFER_LAST_ELEMENT 5
298 #define VIRGL_OBJ_SURFACE_TEXTURE_LEVEL 4
299 #define VIRGL_OBJ_SURFACE_TEXTURE_LAYERS 5
300 
301 /* create streamout target */
302 #define VIRGL_OBJ_STREAMOUT_SIZE 4
303 #define VIRGL_OBJ_STREAMOUT_HANDLE 1
304 #define VIRGL_OBJ_STREAMOUT_RES_HANDLE 2
305 #define VIRGL_OBJ_STREAMOUT_BUFFER_OFFSET 3
306 #define VIRGL_OBJ_STREAMOUT_BUFFER_SIZE 4
307 
308 /* sampler state */
309 #define VIRGL_OBJ_SAMPLER_STATE_SIZE 9
310 #define VIRGL_OBJ_SAMPLER_STATE_HANDLE 1
311 #define VIRGL_OBJ_SAMPLER_STATE_S0 2
312 #define VIRGL_OBJ_SAMPLE_STATE_S0_WRAP_S(x) (((x) & 0x7) << 0)
313 #define VIRGL_OBJ_SAMPLE_STATE_S0_WRAP_T(x) (((x) & 0x7) << 3)
314 #define VIRGL_OBJ_SAMPLE_STATE_S0_WRAP_R(x) (((x) & 0x7) << 6)
315 #define VIRGL_OBJ_SAMPLE_STATE_S0_MIN_IMG_FILTER(x) (((x) & 0x3) << 9)
316 #define VIRGL_OBJ_SAMPLE_STATE_S0_MIN_MIP_FILTER(x) (((x) & 0x3) << 11)
317 #define VIRGL_OBJ_SAMPLE_STATE_S0_MAG_IMG_FILTER(x) (((x) & 0x3) << 13)
318 #define VIRGL_OBJ_SAMPLE_STATE_S0_COMPARE_MODE(x) (((x) & 0x1) << 15)
319 #define VIRGL_OBJ_SAMPLE_STATE_S0_COMPARE_FUNC(x) (((x) & 0x7) << 16)
320 
321 #define VIRGL_OBJ_SAMPLER_STATE_LOD_BIAS 3
322 #define VIRGL_OBJ_SAMPLER_STATE_MIN_LOD 4
323 #define VIRGL_OBJ_SAMPLER_STATE_MAX_LOD 5
324 #define VIRGL_OBJ_SAMPLER_STATE_BORDER_COLOR(x) ((x) + 6) /* 6 - 9 */
325 
326 
327 /* sampler view */
328 #define VIRGL_OBJ_SAMPLER_VIEW_SIZE 6
329 #define VIRGL_OBJ_SAMPLER_VIEW_HANDLE 1
330 #define VIRGL_OBJ_SAMPLER_VIEW_RES_HANDLE 2
331 #define VIRGL_OBJ_SAMPLER_VIEW_FORMAT 3
332 #define VIRGL_OBJ_SAMPLER_VIEW_BUFFER_FIRST_ELEMENT 4
333 #define VIRGL_OBJ_SAMPLER_VIEW_BUFFER_LAST_ELEMENT 5
334 #define VIRGL_OBJ_SAMPLER_VIEW_TEXTURE_LAYER 4
335 #define VIRGL_OBJ_SAMPLER_VIEW_TEXTURE_LEVEL 5
336 #define VIRGL_OBJ_SAMPLER_VIEW_SWIZZLE 6
337 #define VIRGL_OBJ_SAMPLER_VIEW_SWIZZLE_R(x) (((x) & 0x7) << 0)
338 #define VIRGL_OBJ_SAMPLER_VIEW_SWIZZLE_G(x) (((x) & 0x7) << 3)
339 #define VIRGL_OBJ_SAMPLER_VIEW_SWIZZLE_B(x) (((x) & 0x7) << 6)
340 #define VIRGL_OBJ_SAMPLER_VIEW_SWIZZLE_A(x) (((x) & 0x7) << 9)
341 
342 /* set sampler views */
343 #define VIRGL_SET_SAMPLER_VIEWS_SIZE(num_views) ((num_views) + 2)
344 #define VIRGL_SET_SAMPLER_VIEWS_SHADER_TYPE 1
345 #define VIRGL_SET_SAMPLER_VIEWS_START_SLOT 2
346 #define VIRGL_SET_SAMPLER_VIEWS_V0_HANDLE 3
347 
348 /* bind sampler states */
349 #define VIRGL_BIND_SAMPLER_STATES(num_states) ((num_states) + 2)
350 #define VIRGL_BIND_SAMPLER_STATES_SHADER_TYPE 1
351 #define VIRGL_BIND_SAMPLER_STATES_START_SLOT 2
352 #define VIRGL_BIND_SAMPLER_STATES_S0_HANDLE 3
353 
354 /* set stencil reference */
355 #define VIRGL_SET_STENCIL_REF_SIZE 1
356 #define VIRGL_SET_STENCIL_REF 1
357 #define VIRGL_STENCIL_REF_VAL(f, s) ((f & 0xff) | (((s & 0xff) << 8)))
358 
359 /* set blend color */
360 #define VIRGL_SET_BLEND_COLOR_SIZE 4
361 #define VIRGL_SET_BLEND_COLOR(x) ((x) + 1)
362 
363 /* set scissor state */
364 #define VIRGL_SET_SCISSOR_STATE_SIZE(x) (1 + 2 * x)
365 #define VIRGL_SET_SCISSOR_START_SLOT 1
366 #define VIRGL_SET_SCISSOR_MINX_MINY(x) (2 + (x * 2))
367 #define VIRGL_SET_SCISSOR_MAXX_MAXY(x) (3 + (x * 2))
368 
369 /* resource copy region */
370 #define VIRGL_CMD_RESOURCE_COPY_REGION_SIZE 13
371 #define VIRGL_CMD_RCR_DST_RES_HANDLE 1
372 #define VIRGL_CMD_RCR_DST_LEVEL 2
373 #define VIRGL_CMD_RCR_DST_X 3
374 #define VIRGL_CMD_RCR_DST_Y 4
375 #define VIRGL_CMD_RCR_DST_Z 5
376 #define VIRGL_CMD_RCR_SRC_RES_HANDLE 6
377 #define VIRGL_CMD_RCR_SRC_LEVEL 7
378 #define VIRGL_CMD_RCR_SRC_X 8
379 #define VIRGL_CMD_RCR_SRC_Y 9
380 #define VIRGL_CMD_RCR_SRC_Z 10
381 #define VIRGL_CMD_RCR_SRC_W 11
382 #define VIRGL_CMD_RCR_SRC_H 12
383 #define VIRGL_CMD_RCR_SRC_D 13
384 
385 /* blit */
386 #define VIRGL_CMD_BLIT_SIZE 21
387 #define VIRGL_CMD_BLIT_S0 1
388 #define VIRGL_CMD_BLIT_S0_MASK(x) (((x) & 0xff) << 0)
389 #define VIRGL_CMD_BLIT_S0_FILTER(x) (((x) & 0x3) << 8)
390 #define VIRGL_CMD_BLIT_S0_SCISSOR_ENABLE(x) (((x) & 0x1) << 10)
391 #define VIRGL_CMD_BLIT_S0_RENDER_CONDITION_ENABLE(x) (((x) & 0x1) << 11)
392 #define VIRGL_CMD_BLIT_S0_ALPHA_BLEND(x) (((x) & 0x1) << 12)
393 #define VIRGL_CMD_BLIT_SCISSOR_MINX_MINY 2
394 #define VIRGL_CMD_BLIT_SCISSOR_MAXX_MAXY 3
395 #define VIRGL_CMD_BLIT_DST_RES_HANDLE 4
396 #define VIRGL_CMD_BLIT_DST_LEVEL 5
397 #define VIRGL_CMD_BLIT_DST_FORMAT 6
398 #define VIRGL_CMD_BLIT_DST_X 7
399 #define VIRGL_CMD_BLIT_DST_Y 8
400 #define VIRGL_CMD_BLIT_DST_Z 9
401 #define VIRGL_CMD_BLIT_DST_W 10
402 #define VIRGL_CMD_BLIT_DST_H 11
403 #define VIRGL_CMD_BLIT_DST_D 12
404 #define VIRGL_CMD_BLIT_SRC_RES_HANDLE 13
405 #define VIRGL_CMD_BLIT_SRC_LEVEL 14
406 #define VIRGL_CMD_BLIT_SRC_FORMAT 15
407 #define VIRGL_CMD_BLIT_SRC_X 16
408 #define VIRGL_CMD_BLIT_SRC_Y 17
409 #define VIRGL_CMD_BLIT_SRC_Z 18
410 #define VIRGL_CMD_BLIT_SRC_W 19
411 #define VIRGL_CMD_BLIT_SRC_H 20
412 #define VIRGL_CMD_BLIT_SRC_D 21
413 
414 /* query object */
415 #define VIRGL_OBJ_QUERY_SIZE 4
416 #define VIRGL_OBJ_QUERY_HANDLE 1
417 #define VIRGL_OBJ_QUERY_TYPE_INDEX 2
418 #define VIRGL_OBJ_QUERY_TYPE(x) (x & 0xffff)
419 #define VIRGL_OBJ_QUERY_INDEX(x) ((x & 0xffff) << 16)
420 #define VIRGL_OBJ_QUERY_OFFSET 3
421 #define VIRGL_OBJ_QUERY_RES_HANDLE 4
422 
423 #define VIRGL_QUERY_BEGIN_HANDLE 1
424 
425 #define VIRGL_QUERY_END_HANDLE 1
426 
427 #define VIRGL_QUERY_RESULT_HANDLE 1
428 #define VIRGL_QUERY_RESULT_WAIT 2
429 
430 /* render condition */
431 #define VIRGL_RENDER_CONDITION_SIZE 3
432 #define VIRGL_RENDER_CONDITION_HANDLE 1
433 #define VIRGL_RENDER_CONDITION_CONDITION 2
434 #define VIRGL_RENDER_CONDITION_MODE 3
435 
436 /* resource inline write */
437 #define VIRGL_RESOURCE_IW_RES_HANDLE 1
438 #define VIRGL_RESOURCE_IW_LEVEL 2
439 #define VIRGL_RESOURCE_IW_USAGE 3
440 #define VIRGL_RESOURCE_IW_STRIDE 4
441 #define VIRGL_RESOURCE_IW_LAYER_STRIDE 5
442 #define VIRGL_RESOURCE_IW_X 6
443 #define VIRGL_RESOURCE_IW_Y 7
444 #define VIRGL_RESOURCE_IW_Z 8
445 #define VIRGL_RESOURCE_IW_W 9
446 #define VIRGL_RESOURCE_IW_H 10
447 #define VIRGL_RESOURCE_IW_D 11
448 #define VIRGL_RESOURCE_IW_DATA_START 12
449 
450 /* set streamout targets */
451 #define VIRGL_SET_STREAMOUT_TARGETS_APPEND_BITMASK 1
452 #define VIRGL_SET_STREAMOUT_TARGETS_H0 2
453 
454 /* set sample mask */
455 #define VIRGL_SET_SAMPLE_MASK_SIZE 1
456 #define VIRGL_SET_SAMPLE_MASK_MASK 1
457 
458 /* set clip state */
459 #define VIRGL_SET_CLIP_STATE_SIZE 32
460 #define VIRGL_SET_CLIP_STATE_C0 1
461 
462 /* polygon stipple */
463 #define VIRGL_POLYGON_STIPPLE_SIZE 32
464 #define VIRGL_POLYGON_STIPPLE_P0 1
465 
466 #define VIRGL_BIND_SHADER_SIZE 2
467 #define VIRGL_BIND_SHADER_HANDLE 1
468 #define VIRGL_BIND_SHADER_TYPE 2
469 
470 #endif
471