src/virtio/virtio-gpu/virgl_protocol.h

   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    VIRGL_CCMD_SET_TESS_STATE,
  87    VIRGL_CCMD_SET_MIN_SAMPLES,
  88    VIRGL_CCMD_SET_SHADER_BUFFERS,
  89    VIRGL_CCMD_SET_SHADER_IMAGES,
  90    VIRGL_CCMD_MEMORY_BARRIER,
  91    VIRGL_CCMD_LAUNCH_GRID,
  92    VIRGL_CCMD_SET_FRAMEBUFFER_STATE_NO_ATTACH,
  93    VIRGL_CCMD_TEXTURE_BARRIER,
  94    VIRGL_CCMD_SET_ATOMIC_BUFFERS,
  95    VIRGL_CCMD_SET_DEBUG_FLAGS,
  96    VIRGL_CCMD_GET_QUERY_RESULT_QBO,
  97    VIRGL_CCMD_TRANSFER3D,
  98    VIRGL_CCMD_END_TRANSFERS,
  99    VIRGL_CCMD_COPY_TRANSFER3D,
 100    VIRGL_CCMD_SET_TWEAKS,
 101    VIRGL_CCMD_CLEAR_TEXTURE,
 102 };
 103
 104 /*
 105  8-bit cmd headers
 106  8-bit object type
 107  16-bit length
 108 */
 109
 110 #define VIRGL_CMD0(cmd, obj, len) ((cmd) | ((obj) << 8) | ((len) << 16))
 111 #define VIRGL_CMD0_MAX_DWORDS (((1ULL << 16) - 1) / 4) * 4
 112
 113 /* hw specification */
 114 #define VIRGL_MAX_COLOR_BUFS 8
 115 #define VIRGL_MAX_CLIP_PLANES 8
 116
 117 #define VIRGL_OBJ_CREATE_HEADER 0
 118 #define VIRGL_OBJ_CREATE_HANDLE 1
 119
 120 #define VIRGL_OBJ_BIND_HEADER 0
 121 #define VIRGL_OBJ_BIND_HANDLE 1
 122
 123 #define VIRGL_OBJ_DESTROY_HANDLE 1
 124
 125 /* some of these defines are a specification - not used in the code */
 126 /* bit offsets for blend state object */
 127 #define VIRGL_OBJ_BLEND_SIZE (VIRGL_MAX_COLOR_BUFS + 3)
 128 #define VIRGL_OBJ_BLEND_HANDLE 1
 129 #define VIRGL_OBJ_BLEND_S0 2
 130 #define VIRGL_OBJ_BLEND_S0_INDEPENDENT_BLEND_ENABLE(x) ((x) & 0x1 << 0)
 131 #define VIRGL_OBJ_BLEND_S0_LOGICOP_ENABLE(x) (((x) & 0x1) << 1)
 132 #define VIRGL_OBJ_BLEND_S0_DITHER(x) (((x) & 0x1) << 2)
 133 #define VIRGL_OBJ_BLEND_S0_ALPHA_TO_COVERAGE(x) (((x) & 0x1) << 3)
 134 #define VIRGL_OBJ_BLEND_S0_ALPHA_TO_ONE(x) (((x) & 0x1) << 4)
 135 #define VIRGL_OBJ_BLEND_S1 3
 136 #define VIRGL_OBJ_BLEND_S1_LOGICOP_FUNC(x) (((x) & 0xf) << 0)
 137 /* repeated once per number of cbufs */
 138
 139 #define VIRGL_OBJ_BLEND_S2(cbuf) (4 + (cbuf))
 140 #define VIRGL_OBJ_BLEND_S2_RT_BLEND_ENABLE(x) (((x) & 0x1) << 0)
 141 #define VIRGL_OBJ_BLEND_S2_RT_RGB_FUNC(x) (((x) & 0x7) << 1)
 142 #define VIRGL_OBJ_BLEND_S2_RT_RGB_SRC_FACTOR(x) (((x) & 0x1f) << 4)
 143 #define VIRGL_OBJ_BLEND_S2_RT_RGB_DST_FACTOR(x) (((x) & 0x1f) << 9)
 144 #define VIRGL_OBJ_BLEND_S2_RT_ALPHA_FUNC(x) (((x) & 0x7) << 14)
 145 #define VIRGL_OBJ_BLEND_S2_RT_ALPHA_SRC_FACTOR(x) (((x) & 0x1f) << 17)
 146 #define VIRGL_OBJ_BLEND_S2_RT_ALPHA_DST_FACTOR(x) (((x) & 0x1f) << 22)
 147 #define VIRGL_OBJ_BLEND_S2_RT_COLORMASK(x) (((x) & 0xf) << 27)
 148
 149 /* bit offsets for DSA state */
 150 #define VIRGL_OBJ_DSA_SIZE 5
 151 #define VIRGL_OBJ_DSA_HANDLE 1
 152 #define VIRGL_OBJ_DSA_S0 2
 153 #define VIRGL_OBJ_DSA_S0_DEPTH_ENABLE(x) (((x) & 0x1) << 0)
 154 #define VIRGL_OBJ_DSA_S0_DEPTH_WRITEMASK(x) (((x) & 0x1) << 1)
 155 #define VIRGL_OBJ_DSA_S0_DEPTH_FUNC(x) (((x) & 0x7) << 2)
 156 #define VIRGL_OBJ_DSA_S0_ALPHA_ENABLED(x) (((x) & 0x1) << 8)
 157 #define VIRGL_OBJ_DSA_S0_ALPHA_FUNC(x) (((x) & 0x7) << 9)
 158 #define VIRGL_OBJ_DSA_S1 3
 159 #define VIRGL_OBJ_DSA_S2 4
 160 #define VIRGL_OBJ_DSA_S1_STENCIL_ENABLED(x) (((x) & 0x1) << 0)
 161 #define VIRGL_OBJ_DSA_S1_STENCIL_FUNC(x) (((x) & 0x7) << 1)
 162 #define VIRGL_OBJ_DSA_S1_STENCIL_FAIL_OP(x) (((x) & 0x7) << 4)
 163 #define VIRGL_OBJ_DSA_S1_STENCIL_ZPASS_OP(x) (((x) & 0x7) << 7)
 164 #define VIRGL_OBJ_DSA_S1_STENCIL_ZFAIL_OP(x) (((x) & 0x7) << 10)
 165 #define VIRGL_OBJ_DSA_S1_STENCIL_VALUEMASK(x) (((x) & 0xff) << 13)
 166 #define VIRGL_OBJ_DSA_S1_STENCIL_WRITEMASK(x) (((x) & 0xff) << 21)
 167 #define VIRGL_OBJ_DSA_ALPHA_REF 5
 168
 169 /* offsets for rasterizer state */
 170 #define VIRGL_OBJ_RS_SIZE 9
 171 #define VIRGL_OBJ_RS_HANDLE 1
 172 #define VIRGL_OBJ_RS_S0 2
 173 #define VIRGL_OBJ_RS_S0_FLATSHADE(x) (((x) & 0x1) << 0)
 174 #define VIRGL_OBJ_RS_S0_DEPTH_CLIP(x) (((x) & 0x1) << 1)
 175 #define VIRGL_OBJ_RS_S0_CLIP_HALFZ(x) (((x) & 0x1) << 2)
 176 #define VIRGL_OBJ_RS_S0_RASTERIZER_DISCARD(x) (((x) & 0x1) << 3)
 177 #define VIRGL_OBJ_RS_S0_FLATSHADE_FIRST(x) (((x) & 0x1) << 4)
 178 #define VIRGL_OBJ_RS_S0_LIGHT_TWOSIZE(x) (((x) & 0x1) << 5)
 179 #define VIRGL_OBJ_RS_S0_SPRITE_COORD_MODE(x) (((x) & 0x1) << 6)
 180 #define VIRGL_OBJ_RS_S0_POINT_QUAD_RASTERIZATION(x) (((x) & 0x1) << 7)
 181 #define VIRGL_OBJ_RS_S0_CULL_FACE(x) (((x) & 0x3) << 8)
 182 #define VIRGL_OBJ_RS_S0_FILL_FRONT(x) (((x) & 0x3) << 10)
 183 #define VIRGL_OBJ_RS_S0_FILL_BACK(x) (((x) & 0x3) << 12)
 184 #define VIRGL_OBJ_RS_S0_SCISSOR(x) (((x) & 0x1) << 14)
 185 #define VIRGL_OBJ_RS_S0_FRONT_CCW(x) (((x) & 0x1) << 15)
 186 #define VIRGL_OBJ_RS_S0_CLAMP_VERTEX_COLOR(x) (((x) & 0x1) << 16)
 187 #define VIRGL_OBJ_RS_S0_CLAMP_FRAGMENT_COLOR(x) (((x) & 0x1) << 17)
 188 #define VIRGL_OBJ_RS_S0_OFFSET_LINE(x) (((x) & 0x1) << 18)
 189 #define VIRGL_OBJ_RS_S0_OFFSET_POINT(x) (((x) & 0x1) << 19)
 190 #define VIRGL_OBJ_RS_S0_OFFSET_TRI(x) (((x) & 0x1) << 20)
 191 #define VIRGL_OBJ_RS_S0_POLY_SMOOTH(x) (((x) & 0x1) << 21)
 192 #define VIRGL_OBJ_RS_S0_POLY_STIPPLE_ENABLE(x) (((x) & 0x1) << 22)
 193 #define VIRGL_OBJ_RS_S0_POINT_SMOOTH(x) (((x) & 0x1) << 23)
 194 #define VIRGL_OBJ_RS_S0_POINT_SIZE_PER_VERTEX(x) (((x) & 0x1) << 24)
 195 #define VIRGL_OBJ_RS_S0_MULTISAMPLE(x) (((x) & 0x1) << 25)
 196 #define VIRGL_OBJ_RS_S0_LINE_SMOOTH(x) (((x) & 0x1) << 26)
 197 #define VIRGL_OBJ_RS_S0_LINE_STIPPLE_ENABLE(x) (((x) & 0x1) << 27)
 198 #define VIRGL_OBJ_RS_S0_LINE_LAST_PIXEL(x) (((x) & 0x1) << 28)
 199 #define VIRGL_OBJ_RS_S0_HALF_PIXEL_CENTER(x) (((x) & 0x1) << 29)
 200 #define VIRGL_OBJ_RS_S0_BOTTOM_EDGE_RULE(x) (((x) & 0x1) << 30)
 201 #define VIRGL_OBJ_RS_S0_FORCE_PERSAMPLE_INTERP(x) (((x) & 0x1) << 31)
 202
 203 #define VIRGL_OBJ_RS_POINT_SIZE 3
 204 #define VIRGL_OBJ_RS_SPRITE_COORD_ENABLE 4
 205 #define VIRGL_OBJ_RS_S3 5
 206
 207 #define VIRGL_OBJ_RS_S3_LINE_STIPPLE_PATTERN(x) (((x) & 0xffff) << 0)
 208 #define VIRGL_OBJ_RS_S3_LINE_STIPPLE_FACTOR(x) (((x) & 0xff) << 16)
 209 #define VIRGL_OBJ_RS_S3_CLIP_PLANE_ENABLE(x) (((x) & 0xff) << 24)
 210 #define VIRGL_OBJ_RS_LINE_WIDTH 6
 211 #define VIRGL_OBJ_RS_OFFSET_UNITS 7
 212 #define VIRGL_OBJ_RS_OFFSET_SCALE 8
 213 #define VIRGL_OBJ_RS_OFFSET_CLAMP 9
 214
 215 #define VIRGL_OBJ_CLEAR_SIZE 8
 216 #define VIRGL_OBJ_CLEAR_BUFFERS 1
 217 #define VIRGL_OBJ_CLEAR_COLOR_0 2 /* color is 4 * u32/f32/i32 */
 218 #define VIRGL_OBJ_CLEAR_COLOR_1 3
 219 #define VIRGL_OBJ_CLEAR_COLOR_2 4
 220 #define VIRGL_OBJ_CLEAR_COLOR_3 5
 221 #define VIRGL_OBJ_CLEAR_DEPTH_0 6 /* depth is a double precision float */
 222 #define VIRGL_OBJ_CLEAR_DEPTH_1 7
 223 #define VIRGL_OBJ_CLEAR_STENCIL 8
 224
 225 /* shader object */
 226 #define VIRGL_OBJ_SHADER_HDR_SIZE(nso) (5 + ((nso) ? (2 * nso) + 4 : 0))
 227 #define VIRGL_OBJ_SHADER_HANDLE 1
 228 #define VIRGL_OBJ_SHADER_TYPE 2
 229 #define VIRGL_OBJ_SHADER_OFFSET 3
 230 #define VIRGL_OBJ_SHADER_OFFSET_VAL(x) (((x) & 0x7fffffff) << 0)
 231 /* start contains full length in VAL - also implies continuations */
 232 /* continuation contains offset in VAL */
 233 #define VIRGL_OBJ_SHADER_OFFSET_CONT (0x1u << 31)
 234 #define VIRGL_OBJ_SHADER_NUM_TOKENS 4
 235 #define VIRGL_OBJ_SHADER_SO_NUM_OUTPUTS 5
 236 #define VIRGL_OBJ_SHADER_SO_STRIDE(x) (6 + (x))
 237 #define VIRGL_OBJ_SHADER_SO_OUTPUT0(x) (10 + (x * 2))
 238 #define VIRGL_OBJ_SHADER_SO_OUTPUT_REGISTER_INDEX(x) (((x) & 0xff) << 0)
 239 #define VIRGL_OBJ_SHADER_SO_OUTPUT_START_COMPONENT(x) (((x) & 0x3) << 8)
 240 #define VIRGL_OBJ_SHADER_SO_OUTPUT_NUM_COMPONENTS(x) (((x) & 0x7) << 10)
 241 #define VIRGL_OBJ_SHADER_SO_OUTPUT_BUFFER(x) (((x) & 0x7) << 13)
 242 #define VIRGL_OBJ_SHADER_SO_OUTPUT_DST_OFFSET(x) (((x) & 0xffff) << 16)
 243 #define VIRGL_OBJ_SHADER_SO_OUTPUT0_SO(x) (11 + (x * 2))
 244 #define VIRGL_OBJ_SHADER_SO_OUTPUT_STREAM(x) (((x) & 0x03) << 0)
 245
 246 /* viewport state */
 247 #define VIRGL_SET_VIEWPORT_STATE_SIZE(num_viewports) ((6 * num_viewports) + 1)
 248 #define VIRGL_SET_VIEWPORT_START_SLOT 1
 249 #define VIRGL_SET_VIEWPORT_STATE_SCALE_0(x) (2 + (x * 6))
 250 #define VIRGL_SET_VIEWPORT_STATE_SCALE_1(x) (3 + (x * 6))
 251 #define VIRGL_SET_VIEWPORT_STATE_SCALE_2(x) (4 + (x * 6))
 252 #define VIRGL_SET_VIEWPORT_STATE_TRANSLATE_0(x) (5 + (x * 6))
 253 #define VIRGL_SET_VIEWPORT_STATE_TRANSLATE_1(x) (6 + (x * 6))
 254 #define VIRGL_SET_VIEWPORT_STATE_TRANSLATE_2(x) (7 + (x * 6))
 255
 256 /* framebuffer state */
 257 #define VIRGL_SET_FRAMEBUFFER_STATE_SIZE(nr_cbufs) (nr_cbufs + 2)
 258 #define VIRGL_SET_FRAMEBUFFER_STATE_NR_CBUFS 1
 259 #define VIRGL_SET_FRAMEBUFFER_STATE_NR_ZSURF_HANDLE 2
 260 #define VIRGL_SET_FRAMEBUFFER_STATE_CBUF_HANDLE(x) ((x) + 3)
 261
 262 /* vertex elements object */
 263 #define VIRGL_OBJ_VERTEX_ELEMENTS_SIZE(num_elements) (((num_elements) * 4) + 1)
 264 #define VIRGL_OBJ_VERTEX_ELEMENTS_HANDLE 1
 265 #define VIRGL_OBJ_VERTEX_ELEMENTS_V0_SRC_OFFSET(x) (((x) * 4) + 2) /* repeated per VE */
 266 #define VIRGL_OBJ_VERTEX_ELEMENTS_V0_INSTANCE_DIVISOR(x) (((x) * 4) + 3)
 267 #define VIRGL_OBJ_VERTEX_ELEMENTS_V0_VERTEX_BUFFER_INDEX(x) (((x) * 4) + 4)
 268 #define VIRGL_OBJ_VERTEX_ELEMENTS_V0_SRC_FORMAT(x) (((x) * 4) + 5)
 269
 270 /* vertex buffers */
 271 #define VIRGL_SET_VERTEX_BUFFERS_SIZE(num_buffers) ((num_buffers) * 3)
 272 #define VIRGL_SET_VERTEX_BUFFER_STRIDE(x) (((x) * 3) + 1)
 273 #define VIRGL_SET_VERTEX_BUFFER_OFFSET(x) (((x) * 3) + 2)
 274 #define VIRGL_SET_VERTEX_BUFFER_HANDLE(x) (((x) * 3) + 3)
 275
 276 /* index buffer */
 277 #define VIRGL_SET_INDEX_BUFFER_SIZE(ib) (((ib) ? 2 : 0) + 1)
 278 #define VIRGL_SET_INDEX_BUFFER_HANDLE 1
 279 #define VIRGL_SET_INDEX_BUFFER_INDEX_SIZE 2 /* only if sending an IB handle */
 280 #define VIRGL_SET_INDEX_BUFFER_OFFSET 3     /* only if sending an IB handle */
 281
 282 /* constant buffer */
 283 #define VIRGL_SET_CONSTANT_BUFFER_SHADER_TYPE 1
 284 #define VIRGL_SET_CONSTANT_BUFFER_INDEX 2
 285 #define VIRGL_SET_CONSTANT_BUFFER_DATA_START 3
 286
 287 #define VIRGL_SET_UNIFORM_BUFFER_SIZE 5
 288 #define VIRGL_SET_UNIFORM_BUFFER_SHADER_TYPE 1
 289 #define VIRGL_SET_UNIFORM_BUFFER_INDEX 2
 290 #define VIRGL_SET_UNIFORM_BUFFER_OFFSET 3
 291 #define VIRGL_SET_UNIFORM_BUFFER_LENGTH 4
 292 #define VIRGL_SET_UNIFORM_BUFFER_RES_HANDLE 5
 293
 294 /* draw VBO */
 295 #define VIRGL_DRAW_VBO_SIZE 12
 296 #define VIRGL_DRAW_VBO_SIZE_TESS 14
 297 #define VIRGL_DRAW_VBO_SIZE_INDIRECT 20
 298 #define VIRGL_DRAW_VBO_START 1
 299 #define VIRGL_DRAW_VBO_COUNT 2
 300 #define VIRGL_DRAW_VBO_MODE 3
 301 #define VIRGL_DRAW_VBO_INDEXED 4
 302 #define VIRGL_DRAW_VBO_INSTANCE_COUNT 5
 303 #define VIRGL_DRAW_VBO_INDEX_BIAS 6
 304 #define VIRGL_DRAW_VBO_START_INSTANCE 7
 305 #define VIRGL_DRAW_VBO_PRIMITIVE_RESTART 8
 306 #define VIRGL_DRAW_VBO_RESTART_INDEX 9
 307 #define VIRGL_DRAW_VBO_MIN_INDEX 10
 308 #define VIRGL_DRAW_VBO_MAX_INDEX 11
 309 #define VIRGL_DRAW_VBO_COUNT_FROM_SO 12
 310 /* tess packet */
 311 #define VIRGL_DRAW_VBO_VERTICES_PER_PATCH 13
 312 #define VIRGL_DRAW_VBO_DRAWID 14
 313 /* indirect packet */
 314 #define VIRGL_DRAW_VBO_INDIRECT_HANDLE 15
 315 #define VIRGL_DRAW_VBO_INDIRECT_OFFSET 16
 316 #define VIRGL_DRAW_VBO_INDIRECT_STRIDE 17
 317 #define VIRGL_DRAW_VBO_INDIRECT_DRAW_COUNT 18
 318 #define VIRGL_DRAW_VBO_INDIRECT_DRAW_COUNT_OFFSET 19
 319 #define VIRGL_DRAW_VBO_INDIRECT_DRAW_COUNT_HANDLE 20
 320
 321 /* create surface */
 322 #define VIRGL_OBJ_SURFACE_SIZE 5
 323 #define VIRGL_OBJ_SURFACE_HANDLE 1
 324 #define VIRGL_OBJ_SURFACE_RES_HANDLE 2
 325 #define VIRGL_OBJ_SURFACE_FORMAT 3
 326 #define VIRGL_OBJ_SURFACE_BUFFER_FIRST_ELEMENT 4
 327 #define VIRGL_OBJ_SURFACE_BUFFER_LAST_ELEMENT 5
 328 #define VIRGL_OBJ_SURFACE_TEXTURE_LEVEL 4
 329 #define VIRGL_OBJ_SURFACE_TEXTURE_LAYERS 5
 330
 331 /* create streamout target */
 332 #define VIRGL_OBJ_STREAMOUT_SIZE 4
 333 #define VIRGL_OBJ_STREAMOUT_HANDLE 1
 334 #define VIRGL_OBJ_STREAMOUT_RES_HANDLE 2
 335 #define VIRGL_OBJ_STREAMOUT_BUFFER_OFFSET 3
 336 #define VIRGL_OBJ_STREAMOUT_BUFFER_SIZE 4
 337
 338 /* sampler state */
 339 #define VIRGL_OBJ_SAMPLER_STATE_SIZE 9
 340 #define VIRGL_OBJ_SAMPLER_STATE_HANDLE 1
 341 #define VIRGL_OBJ_SAMPLER_STATE_S0 2
 342 #define VIRGL_OBJ_SAMPLE_STATE_S0_WRAP_S(x) (((x) & 0x7) << 0)
 343 #define VIRGL_OBJ_SAMPLE_STATE_S0_WRAP_T(x) (((x) & 0x7) << 3)
 344 #define VIRGL_OBJ_SAMPLE_STATE_S0_WRAP_R(x) (((x) & 0x7) << 6)
 345 #define VIRGL_OBJ_SAMPLE_STATE_S0_MIN_IMG_FILTER(x) (((x) & 0x3) << 9)
 346 #define VIRGL_OBJ_SAMPLE_STATE_S0_MIN_MIP_FILTER(x) (((x) & 0x3) << 11)
 347 #define VIRGL_OBJ_SAMPLE_STATE_S0_MAG_IMG_FILTER(x) (((x) & 0x3) << 13)
 348 #define VIRGL_OBJ_SAMPLE_STATE_S0_COMPARE_MODE(x) (((x) & 0x1) << 15)
 349 #define VIRGL_OBJ_SAMPLE_STATE_S0_COMPARE_FUNC(x) (((x) & 0x7) << 16)
 350 #define VIRGL_OBJ_SAMPLE_STATE_S0_SEAMLESS_CUBE_MAP(x) (((x) & 0x1) << 19)
 351
 352 #define VIRGL_OBJ_SAMPLER_STATE_LOD_BIAS 3
 353 #define VIRGL_OBJ_SAMPLER_STATE_MIN_LOD 4
 354 #define VIRGL_OBJ_SAMPLER_STATE_MAX_LOD 5
 355 #define VIRGL_OBJ_SAMPLER_STATE_BORDER_COLOR(x) ((x) + 6) /* 6 - 9 */
 356
 357
 358 /* sampler view */
 359 #define VIRGL_OBJ_SAMPLER_VIEW_SIZE 6
 360 #define VIRGL_OBJ_SAMPLER_VIEW_HANDLE 1
 361 #define VIRGL_OBJ_SAMPLER_VIEW_RES_HANDLE 2
 362 #define VIRGL_OBJ_SAMPLER_VIEW_FORMAT 3
 363 #define VIRGL_OBJ_SAMPLER_VIEW_BUFFER_FIRST_ELEMENT 4
 364 #define VIRGL_OBJ_SAMPLER_VIEW_BUFFER_LAST_ELEMENT 5
 365 #define VIRGL_OBJ_SAMPLER_VIEW_TEXTURE_LAYER 4
 366 #define VIRGL_OBJ_SAMPLER_VIEW_TEXTURE_LEVEL 5
 367 #define VIRGL_OBJ_SAMPLER_VIEW_SWIZZLE 6
 368 #define VIRGL_OBJ_SAMPLER_VIEW_SWIZZLE_R(x) (((x) & 0x7) << 0)
 369 #define VIRGL_OBJ_SAMPLER_VIEW_SWIZZLE_G(x) (((x) & 0x7) << 3)
 370 #define VIRGL_OBJ_SAMPLER_VIEW_SWIZZLE_B(x) (((x) & 0x7) << 6)
 371 #define VIRGL_OBJ_SAMPLER_VIEW_SWIZZLE_A(x) (((x) & 0x7) << 9)
 372
 373 /* set sampler views */
 374 #define VIRGL_SET_SAMPLER_VIEWS_SIZE(num_views) ((num_views) + 2)
 375 #define VIRGL_SET_SAMPLER_VIEWS_SHADER_TYPE 1
 376 #define VIRGL_SET_SAMPLER_VIEWS_START_SLOT 2
 377 #define VIRGL_SET_SAMPLER_VIEWS_V0_HANDLE 3
 378
 379 /* bind sampler states */
 380 #define VIRGL_BIND_SAMPLER_STATES(num_states) ((num_states) + 2)
 381 #define VIRGL_BIND_SAMPLER_STATES_SHADER_TYPE 1
 382 #define VIRGL_BIND_SAMPLER_STATES_START_SLOT 2
 383 #define VIRGL_BIND_SAMPLER_STATES_S0_HANDLE 3
 384
 385 /* set stencil reference */
 386 #define VIRGL_SET_STENCIL_REF_SIZE 1
 387 #define VIRGL_SET_STENCIL_REF 1
 388 #define VIRGL_STENCIL_REF_VAL(f, s) ((f & 0xff) | (((s & 0xff) << 8)))
 389
 390 /* set blend color */
 391 #define VIRGL_SET_BLEND_COLOR_SIZE 4
 392 #define VIRGL_SET_BLEND_COLOR(x) ((x) + 1)
 393
 394 /* set scissor state */
 395 #define VIRGL_SET_SCISSOR_STATE_SIZE(x) (1 + 2 * x)
 396 #define VIRGL_SET_SCISSOR_START_SLOT 1
 397 #define VIRGL_SET_SCISSOR_MINX_MINY(x) (2 + (x * 2))
 398 #define VIRGL_SET_SCISSOR_MAXX_MAXY(x) (3 + (x * 2))
 399
 400 /* resource copy region */
 401 #define VIRGL_CMD_RESOURCE_COPY_REGION_SIZE 13
 402 #define VIRGL_CMD_RCR_DST_RES_HANDLE 1
 403 #define VIRGL_CMD_RCR_DST_LEVEL 2
 404 #define VIRGL_CMD_RCR_DST_X 3
 405 #define VIRGL_CMD_RCR_DST_Y 4
 406 #define VIRGL_CMD_RCR_DST_Z 5
 407 #define VIRGL_CMD_RCR_SRC_RES_HANDLE 6
 408 #define VIRGL_CMD_RCR_SRC_LEVEL 7
 409 #define VIRGL_CMD_RCR_SRC_X 8
 410 #define VIRGL_CMD_RCR_SRC_Y 9
 411 #define VIRGL_CMD_RCR_SRC_Z 10
 412 #define VIRGL_CMD_RCR_SRC_W 11
 413 #define VIRGL_CMD_RCR_SRC_H 12
 414 #define VIRGL_CMD_RCR_SRC_D 13
 415
 416 /* blit */
 417 #define VIRGL_CMD_BLIT_SIZE 21
 418 #define VIRGL_CMD_BLIT_S0 1
 419 #define VIRGL_CMD_BLIT_S0_MASK(x) (((x) & 0xff) << 0)
 420 #define VIRGL_CMD_BLIT_S0_FILTER(x) (((x) & 0x3) << 8)
 421 #define VIRGL_CMD_BLIT_S0_SCISSOR_ENABLE(x) (((x) & 0x1) << 10)
 422 #define VIRGL_CMD_BLIT_S0_RENDER_CONDITION_ENABLE(x) (((x) & 0x1) << 11)
 423 #define VIRGL_CMD_BLIT_S0_ALPHA_BLEND(x) (((x) & 0x1) << 12)
 424 #define VIRGL_CMD_BLIT_SCISSOR_MINX_MINY 2
 425 #define VIRGL_CMD_BLIT_SCISSOR_MAXX_MAXY 3
 426 #define VIRGL_CMD_BLIT_DST_RES_HANDLE 4
 427 #define VIRGL_CMD_BLIT_DST_LEVEL 5
 428 #define VIRGL_CMD_BLIT_DST_FORMAT 6
 429 #define VIRGL_CMD_BLIT_DST_X 7
 430 #define VIRGL_CMD_BLIT_DST_Y 8
 431 #define VIRGL_CMD_BLIT_DST_Z 9
 432 #define VIRGL_CMD_BLIT_DST_W 10
 433 #define VIRGL_CMD_BLIT_DST_H 11
 434 #define VIRGL_CMD_BLIT_DST_D 12
 435 #define VIRGL_CMD_BLIT_SRC_RES_HANDLE 13
 436 #define VIRGL_CMD_BLIT_SRC_LEVEL 14
 437 #define VIRGL_CMD_BLIT_SRC_FORMAT 15
 438 #define VIRGL_CMD_BLIT_SRC_X 16
 439 #define VIRGL_CMD_BLIT_SRC_Y 17
 440 #define VIRGL_CMD_BLIT_SRC_Z 18
 441 #define VIRGL_CMD_BLIT_SRC_W 19
 442 #define VIRGL_CMD_BLIT_SRC_H 20
 443 #define VIRGL_CMD_BLIT_SRC_D 21
 444
 445 /* query object */
 446 #define VIRGL_OBJ_QUERY_SIZE 4
 447 #define VIRGL_OBJ_QUERY_HANDLE 1
 448 #define VIRGL_OBJ_QUERY_TYPE_INDEX 2
 449 #define VIRGL_OBJ_QUERY_TYPE(x) (x & 0xffff)
 450 #define VIRGL_OBJ_QUERY_INDEX(x) ((x & 0xffff) << 16)
 451 #define VIRGL_OBJ_QUERY_OFFSET 3
 452 #define VIRGL_OBJ_QUERY_RES_HANDLE 4
 453
 454 #define VIRGL_QUERY_BEGIN_HANDLE 1
 455
 456 #define VIRGL_QUERY_END_HANDLE 1
 457
 458 #define VIRGL_QUERY_RESULT_SIZE 2
 459 #define VIRGL_QUERY_RESULT_HANDLE 1
 460 #define VIRGL_QUERY_RESULT_WAIT 2
 461
 462 /* render condition */
 463 #define VIRGL_RENDER_CONDITION_SIZE 3
 464 #define VIRGL_RENDER_CONDITION_HANDLE 1
 465 #define VIRGL_RENDER_CONDITION_CONDITION 2
 466 #define VIRGL_RENDER_CONDITION_MODE 3
 467
 468 /* resource inline write */
 469 #define VIRGL_RESOURCE_IW_RES_HANDLE 1
 470 #define VIRGL_RESOURCE_IW_LEVEL 2
 471 #define VIRGL_RESOURCE_IW_USAGE 3
 472 #define VIRGL_RESOURCE_IW_STRIDE 4
 473 #define VIRGL_RESOURCE_IW_LAYER_STRIDE 5
 474 #define VIRGL_RESOURCE_IW_X 6
 475 #define VIRGL_RESOURCE_IW_Y 7
 476 #define VIRGL_RESOURCE_IW_Z 8
 477 #define VIRGL_RESOURCE_IW_W 9
 478 #define VIRGL_RESOURCE_IW_H 10
 479 #define VIRGL_RESOURCE_IW_D 11
 480 #define VIRGL_RESOURCE_IW_DATA_START 12
 481
 482 /* set streamout targets */
 483 #define VIRGL_SET_STREAMOUT_TARGETS_APPEND_BITMASK 1
 484 #define VIRGL_SET_STREAMOUT_TARGETS_H0 2
 485
 486 /* set sample mask */
 487 #define VIRGL_SET_SAMPLE_MASK_SIZE 1
 488 #define VIRGL_SET_SAMPLE_MASK_MASK 1
 489
 490 /* set clip state */
 491 #define VIRGL_SET_CLIP_STATE_SIZE 32
 492 #define VIRGL_SET_CLIP_STATE_C0 1
 493
 494 /* polygon stipple */
 495 #define VIRGL_POLYGON_STIPPLE_SIZE 32
 496 #define VIRGL_POLYGON_STIPPLE_P0 1
 497
 498 #define VIRGL_BIND_SHADER_SIZE 2
 499 #define VIRGL_BIND_SHADER_HANDLE 1
 500 #define VIRGL_BIND_SHADER_TYPE 2
 501
 502 /* tess state */
 503 #define VIRGL_TESS_STATE_SIZE 6
 504
 505 /* set min samples */
 506 #define VIRGL_SET_MIN_SAMPLES_SIZE 1
 507 #define VIRGL_SET_MIN_SAMPLES_MASK 1
 508
 509 /* set shader buffers */
 510 #define VIRGL_SET_SHADER_BUFFER_ELEMENT_SIZE 3
 511 #define VIRGL_SET_SHADER_BUFFER_SIZE(x) (VIRGL_SET_SHADER_BUFFER_ELEMENT_SIZE * (x)) + 2
 512 #define VIRGL_SET_SHADER_BUFFER_SHADER_TYPE 1
 513 #define VIRGL_SET_SHADER_BUFFER_START_SLOT 2
 514 #define VIRGL_SET_SHADER_BUFFER_OFFSET(x) ((x) * VIRGL_SET_SHADER_BUFFER_ELEMENT_SIZE + 3)
 515 #define VIRGL_SET_SHADER_BUFFER_LENGTH(x) ((x) * VIRGL_SET_SHADER_BUFFER_ELEMENT_SIZE + 4)
 516 #define VIRGL_SET_SHADER_BUFFER_RES_HANDLE(x) ((x) * VIRGL_SET_SHADER_BUFFER_ELEMENT_SIZE + 5)
 517
 518 /* set shader images */
 519 #define VIRGL_SET_SHADER_IMAGE_ELEMENT_SIZE 5
 520 #define VIRGL_SET_SHADER_IMAGE_SIZE(x) (VIRGL_SET_SHADER_IMAGE_ELEMENT_SIZE * (x)) + 2
 521 #define VIRGL_SET_SHADER_IMAGE_SHADER_TYPE 1
 522 #define VIRGL_SET_SHADER_IMAGE_START_SLOT 2
 523 #define VIRGL_SET_SHADER_IMAGE_FORMAT(x) ((x) * VIRGL_SET_SHADER_IMAGE_ELEMENT_SIZE + 3)
 524 #define VIRGL_SET_SHADER_IMAGE_ACCESS(x) ((x) * VIRGL_SET_SHADER_IMAGE_ELEMENT_SIZE + 4)
 525 #define VIRGL_SET_SHADER_IMAGE_LAYER_OFFSET(x) ((x) * VIRGL_SET_SHADER_IMAGE_ELEMENT_SIZE + 5)
 526 #define VIRGL_SET_SHADER_IMAGE_LEVEL_SIZE(x) ((x) * VIRGL_SET_SHADER_IMAGE_ELEMENT_SIZE + 6)
 527 #define VIRGL_SET_SHADER_IMAGE_RES_HANDLE(x) ((x) * VIRGL_SET_SHADER_IMAGE_ELEMENT_SIZE + 7)
 528
 529 /* memory barrier */
 530 #define VIRGL_MEMORY_BARRIER_SIZE 1
 531 #define VIRGL_MEMORY_BARRIER_FLAGS 1
 532
 533 /* launch grid */
 534 #define VIRGL_LAUNCH_GRID_SIZE 8
 535 #define VIRGL_LAUNCH_BLOCK_X 1
 536 #define VIRGL_LAUNCH_BLOCK_Y 2
 537 #define VIRGL_LAUNCH_BLOCK_Z 3
 538 #define VIRGL_LAUNCH_GRID_X 4
 539 #define VIRGL_LAUNCH_GRID_Y 5
 540 #define VIRGL_LAUNCH_GRID_Z 6
 541 #define VIRGL_LAUNCH_INDIRECT_HANDLE 7
 542 #define VIRGL_LAUNCH_INDIRECT_OFFSET 8
 543
 544 /* framebuffer state no attachment */
 545 #define VIRGL_SET_FRAMEBUFFER_STATE_NO_ATTACH_SIZE 2
 546 #define VIRGL_SET_FRAMEBUFFER_STATE_NO_ATTACH_WIDTH_HEIGHT 1
 547 #define VIRGL_SET_FRAMEBUFFER_STATE_NO_ATTACH_WIDTH(x) (x & 0xffff)
 548 #define VIRGL_SET_FRAMEBUFFER_STATE_NO_ATTACH_HEIGHT(x) ((x >> 16) & 0xffff)
 549 #define VIRGL_SET_FRAMEBUFFER_STATE_NO_ATTACH_LAYERS_SAMPLES 2
 550 #define VIRGL_SET_FRAMEBUFFER_STATE_NO_ATTACH_LAYERS(x) (x & 0xffff)
 551 #define VIRGL_SET_FRAMEBUFFER_STATE_NO_ATTACH_SAMPLES(x) ((x >> 16) & 0xff)
 552
 553 /* texture barrier */
 554 #define VIRGL_TEXTURE_BARRIER_SIZE 1
 555 #define VIRGL_TEXTURE_BARRIER_FLAGS 1
 556
 557 /* hw atomics */
 558 #define VIRGL_SET_ATOMIC_BUFFER_ELEMENT_SIZE 3
 559 #define VIRGL_SET_ATOMIC_BUFFER_SIZE(x) (VIRGL_SET_ATOMIC_BUFFER_ELEMENT_SIZE * (x)) + 1
 560 #define VIRGL_SET_ATOMIC_BUFFER_START_SLOT 1
 561 #define VIRGL_SET_ATOMIC_BUFFER_OFFSET(x) ((x) * VIRGL_SET_ATOMIC_BUFFER_ELEMENT_SIZE + 2)
 562 #define VIRGL_SET_ATOMIC_BUFFER_LENGTH(x) ((x) * VIRGL_SET_ATOMIC_BUFFER_ELEMENT_SIZE + 3)
 563 #define VIRGL_SET_ATOMIC_BUFFER_RES_HANDLE(x) ((x) * VIRGL_SET_ATOMIC_BUFFER_ELEMENT_SIZE + 4)
 564
 565 /* qbo */
 566 #define VIRGL_QUERY_RESULT_QBO_SIZE 6
 567 #define VIRGL_QUERY_RESULT_QBO_HANDLE 1
 568 #define VIRGL_QUERY_RESULT_QBO_QBO_HANDLE 2
 569 #define VIRGL_QUERY_RESULT_QBO_WAIT 3
 570 #define VIRGL_QUERY_RESULT_QBO_RESULT_TYPE 4
 571 #define VIRGL_QUERY_RESULT_QBO_OFFSET 5
 572 #define VIRGL_QUERY_RESULT_QBO_INDEX 6
 573
 574 #define VIRGL_TRANSFER_TO_HOST   1
 575 #define VIRGL_TRANSFER_FROM_HOST 2
 576
 577 /* Transfer */
 578 #define VIRGL_TRANSFER3D_SIZE 13
 579 /* The first 11 dwords are the same as VIRGL_RESOURCE_IW_*  */
 580 #define VIRGL_TRANSFER3D_DATA_OFFSET 12
 581 #define VIRGL_TRANSFER3D_DIRECTION 13
 582
 583 /* Copy transfer */
 584 #define VIRGL_COPY_TRANSFER3D_SIZE 14
 585 /* The first 11 dwords are the same as VIRGL_RESOURCE_IW_*  */
 586 #define VIRGL_COPY_TRANSFER3D_SRC_RES_HANDLE 12
 587 #define VIRGL_COPY_TRANSFER3D_SRC_RES_OFFSET 13
 588 #define VIRGL_COPY_TRANSFER3D_SYNCHRONIZED 14
 589
 590 /* set tweak flags */
 591 #define VIRGL_SET_TWEAKS_SIZE 2
 592 #define VIRGL_SET_TWEAKS_ID 1
 593 #define VIRGL_SET_TWEAKS_VALUE 2
 594
 595 enum vrend_tweak_type {
 596    virgl_tweak_gles_brga_emulate,
 597    virgl_tweak_gles_brga_apply_dest_swizzle,
 598    virgl_tweak_gles_tf3_samples_passes_multiplier,
 599    virgl_tweak_undefined
 600 };
 601
 602 /* Clear texture */
 603 #define VIRGL_CLEAR_TEXTURE_SIZE 12
 604 #define VIRGL_TEXTURE_HANDLE 1
 605 #define VIRGL_TEXTURE_LEVEL 2
 606 #define VIRGL_TEXTURE_SRC_X 3
 607 #define VIRGL_TEXTURE_SRC_Y 4
 608 #define VIRGL_TEXTURE_SRC_Z 5
 609 #define VIRGL_TEXTURE_SRC_W 6
 610 #define VIRGL_TEXTURE_SRC_H 7
 611 #define VIRGL_TEXTURE_SRC_D 8
 612 #define VIRGL_TEXTURE_ARRAY_A 9
 613 #define VIRGL_TEXTURE_ARRAY_B 10
 614 #define VIRGL_TEXTURE_ARRAY_C 11
 615 #define VIRGL_TEXTURE_ARRAY_D 12
 616
 617 #endif