src/gallium/drivers/virgl/virgl_hw.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_HW_H
  24 #define VIRGL_HW_H
  25
  26 struct virgl_box {
  27         uint32_t x, y, z;
  28         uint32_t w, h, d;
  29 };
  30
  31 /* formats known by the HW device - based on gallium subset */
  32 enum virgl_formats {
  33    VIRGL_FORMAT_B8G8R8A8_UNORM          = 1,
  34    VIRGL_FORMAT_B8G8R8X8_UNORM          = 2,
  35    VIRGL_FORMAT_A8R8G8B8_UNORM          = 3,
  36    VIRGL_FORMAT_X8R8G8B8_UNORM          = 4,
  37    VIRGL_FORMAT_B5G5R5A1_UNORM          = 5,
  38    VIRGL_FORMAT_B4G4R4A4_UNORM          = 6,
  39    VIRGL_FORMAT_B5G6R5_UNORM            = 7,
  40    VIRGL_FORMAT_R10G10B10A2_UNORM       = 8,
  41    VIRGL_FORMAT_L8_UNORM                = 9,    /**< ubyte luminance */
  42    VIRGL_FORMAT_A8_UNORM                = 10,   /**< ubyte alpha */
  43    VIRGL_FORMAT_L8A8_UNORM              = 12,   /**< ubyte alpha, luminance */
  44    VIRGL_FORMAT_L16_UNORM               = 13,   /**< ushort luminance */
  45
  46    VIRGL_FORMAT_Z16_UNORM               = 16,
  47    VIRGL_FORMAT_Z32_UNORM               = 17,
  48    VIRGL_FORMAT_Z32_FLOAT               = 18,
  49    VIRGL_FORMAT_Z24_UNORM_S8_UINT       = 19,
  50    VIRGL_FORMAT_S8_UINT_Z24_UNORM       = 20,
  51    VIRGL_FORMAT_Z24X8_UNORM             = 21,
  52    VIRGL_FORMAT_S8_UINT                 = 23,   /**< ubyte stencil */
  53
  54    VIRGL_FORMAT_R32_FLOAT               = 28,
  55    VIRGL_FORMAT_R32G32_FLOAT            = 29,
  56    VIRGL_FORMAT_R32G32B32_FLOAT         = 30,
  57    VIRGL_FORMAT_R32G32B32A32_FLOAT      = 31,
  58
  59    VIRGL_FORMAT_R16_UNORM               = 48,
  60    VIRGL_FORMAT_R16G16_UNORM            = 49,
  61
  62    VIRGL_FORMAT_R16G16B16A16_UNORM      = 51,
  63
  64    VIRGL_FORMAT_R16_SNORM               = 56,
  65    VIRGL_FORMAT_R16G16_SNORM            = 57,
  66    VIRGL_FORMAT_R16G16B16A16_SNORM      = 59,
  67
  68    VIRGL_FORMAT_R8_UNORM                = 64,
  69    VIRGL_FORMAT_R8G8_UNORM              = 65,
  70
  71    VIRGL_FORMAT_R8G8B8A8_UNORM          = 67,
  72
  73    VIRGL_FORMAT_R8_SNORM                = 74,
  74    VIRGL_FORMAT_R8G8_SNORM              = 75,
  75    VIRGL_FORMAT_R8G8B8_SNORM            = 76,
  76    VIRGL_FORMAT_R8G8B8A8_SNORM          = 77,
  77
  78    VIRGL_FORMAT_R16_FLOAT               = 91,
  79    VIRGL_FORMAT_R16G16_FLOAT            = 92,
  80    VIRGL_FORMAT_R16G16B16_FLOAT         = 93,
  81    VIRGL_FORMAT_R16G16B16A16_FLOAT      = 94,
  82
  83    VIRGL_FORMAT_L8_SRGB                 = 95,
  84    VIRGL_FORMAT_L8A8_SRGB               = 96,
  85    VIRGL_FORMAT_B8G8R8A8_SRGB           = 100,
  86    VIRGL_FORMAT_B8G8R8X8_SRGB           = 101,
  87    VIRGL_FORMAT_R8G8B8A8_SRGB           = 104,
  88
  89    /* compressed formats */
  90    VIRGL_FORMAT_DXT1_RGB                = 105,
  91    VIRGL_FORMAT_DXT1_RGBA               = 106,
  92    VIRGL_FORMAT_DXT3_RGBA               = 107,
  93    VIRGL_FORMAT_DXT5_RGBA               = 108,
  94
  95    /* sRGB, compressed */
  96    VIRGL_FORMAT_DXT1_SRGB               = 109,
  97    VIRGL_FORMAT_DXT1_SRGBA              = 110,
  98    VIRGL_FORMAT_DXT3_SRGBA              = 111,
  99    VIRGL_FORMAT_DXT5_SRGBA              = 112,
 100
 101    /* rgtc compressed */
 102    VIRGL_FORMAT_RGTC1_UNORM             = 113,
 103    VIRGL_FORMAT_RGTC1_SNORM             = 114,
 104    VIRGL_FORMAT_RGTC2_UNORM             = 115,
 105    VIRGL_FORMAT_RGTC2_SNORM             = 116,
 106
 107    VIRGL_FORMAT_A8B8G8R8_UNORM          = 121,
 108    VIRGL_FORMAT_B5G5R5X1_UNORM          = 122,
 109    VIRGL_FORMAT_R11G11B10_FLOAT         = 124,
 110    VIRGL_FORMAT_R9G9B9E5_FLOAT          = 125,
 111    VIRGL_FORMAT_Z32_FLOAT_S8X24_UINT    = 126,
 112
 113    VIRGL_FORMAT_B10G10R10A2_UNORM       = 131,
 114    VIRGL_FORMAT_R8G8B8X8_UNORM          = 134,
 115    VIRGL_FORMAT_B4G4R4X4_UNORM          = 135,
 116    VIRGL_FORMAT_X24S8_UINT              = 136,
 117    VIRGL_FORMAT_S8X24_UINT              = 137,
 118    VIRGL_FORMAT_B2G3R3_UNORM            = 139,
 119
 120    VIRGL_FORMAT_L16A16_UNORM            = 140,
 121    VIRGL_FORMAT_A16_UNORM               = 141,
 122
 123    VIRGL_FORMAT_A8_SNORM                = 147,
 124    VIRGL_FORMAT_L8_SNORM                = 148,
 125    VIRGL_FORMAT_L8A8_SNORM              = 149,
 126
 127    VIRGL_FORMAT_A16_SNORM               = 151,
 128    VIRGL_FORMAT_L16_SNORM               = 152,
 129    VIRGL_FORMAT_L16A16_SNORM            = 153,
 130
 131    VIRGL_FORMAT_A16_FLOAT               = 155,
 132    VIRGL_FORMAT_L16_FLOAT               = 156,
 133    VIRGL_FORMAT_L16A16_FLOAT            = 157,
 134
 135    VIRGL_FORMAT_A32_FLOAT               = 159,
 136    VIRGL_FORMAT_L32_FLOAT               = 160,
 137    VIRGL_FORMAT_L32A32_FLOAT            = 161,
 138
 139    VIRGL_FORMAT_R8_UINT                 = 177,
 140    VIRGL_FORMAT_R8G8_UINT               = 178,
 141    VIRGL_FORMAT_R8G8B8_UINT             = 179,
 142    VIRGL_FORMAT_R8G8B8A8_UINT           = 180,
 143
 144    VIRGL_FORMAT_R8_SINT                 = 181,
 145    VIRGL_FORMAT_R8G8_SINT               = 182,
 146    VIRGL_FORMAT_R8G8B8_SINT             = 183,
 147    VIRGL_FORMAT_R8G8B8A8_SINT           = 184,
 148
 149    VIRGL_FORMAT_R16_UINT                = 185,
 150    VIRGL_FORMAT_R16G16_UINT             = 186,
 151    VIRGL_FORMAT_R16G16B16_UINT          = 187,
 152    VIRGL_FORMAT_R16G16B16A16_UINT       = 188,
 153
 154    VIRGL_FORMAT_R16_SINT                = 189,
 155    VIRGL_FORMAT_R16G16_SINT             = 190,
 156    VIRGL_FORMAT_R16G16B16_SINT          = 191,
 157    VIRGL_FORMAT_R16G16B16A16_SINT       = 192,
 158    VIRGL_FORMAT_R32_UINT                = 193,
 159    VIRGL_FORMAT_R32G32_UINT             = 194,
 160    VIRGL_FORMAT_R32G32B32_UINT          = 195,
 161    VIRGL_FORMAT_R32G32B32A32_UINT       = 196,
 162
 163    VIRGL_FORMAT_R32_SINT                = 197,
 164    VIRGL_FORMAT_R32G32_SINT             = 198,
 165    VIRGL_FORMAT_R32G32B32_SINT          = 199,
 166    VIRGL_FORMAT_R32G32B32A32_SINT       = 200,
 167
 168    VIRGL_FORMAT_A8_UINT                 = 201,
 169    VIRGL_FORMAT_L8_UINT                 = 203,
 170    VIRGL_FORMAT_L8A8_UINT               = 204,
 171
 172    VIRGL_FORMAT_A8_SINT                 = 205,
 173    VIRGL_FORMAT_L8_SINT                 = 207,
 174    VIRGL_FORMAT_L8A8_SINT               = 208,
 175
 176    VIRGL_FORMAT_A16_UINT                = 209,
 177    VIRGL_FORMAT_L16_UINT                = 211,
 178    VIRGL_FORMAT_L16A16_UINT             = 212,
 179
 180    VIRGL_FORMAT_A16_SINT                = 213,
 181    VIRGL_FORMAT_L16_SINT                = 215,
 182    VIRGL_FORMAT_L16A16_SINT             = 216,
 183
 184    VIRGL_FORMAT_A32_UINT                = 217,
 185    VIRGL_FORMAT_L32_UINT                = 219,
 186    VIRGL_FORMAT_L32A32_UINT             = 220,
 187
 188    VIRGL_FORMAT_A32_SINT                = 221,
 189    VIRGL_FORMAT_L32_SINT                = 223,
 190    VIRGL_FORMAT_L32A32_SINT             = 224,
 191
 192    VIRGL_FORMAT_B10G10R10A2_UINT        = 225,
 193    VIRGL_FORMAT_R8G8B8X8_SNORM          = 229,
 194
 195    VIRGL_FORMAT_R8G8B8X8_SRGB           = 230,
 196
 197    VIRGL_FORMAT_R8G8B8X8_UINT           = 231,
 198    VIRGL_FORMAT_R8G8B8X8_SINT           = 232,
 199    VIRGL_FORMAT_B10G10R10X2_UNORM       = 233,
 200    VIRGL_FORMAT_R16G16B16X16_UNORM      = 234,
 201    VIRGL_FORMAT_R16G16B16X16_SNORM      = 235,
 202    VIRGL_FORMAT_R16G16B16X16_FLOAT      = 236,
 203    VIRGL_FORMAT_R16G16B16X16_UINT       = 237,
 204    VIRGL_FORMAT_R16G16B16X16_SINT       = 238,
 205
 206    VIRGL_FORMAT_R10G10B10A2_UINT        = 253,
 207
 208    VIRGL_FORMAT_BPTC_RGBA_UNORM         = 255,
 209    VIRGL_FORMAT_BPTC_SRGBA              = 256,
 210    VIRGL_FORMAT_BPTC_RGB_FLOAT          = 257,
 211    VIRGL_FORMAT_BPTC_RGB_UFLOAT         = 258,
 212
 213    VIRGL_FORMAT_R10G10B10X2_UNORM       = 308,
 214    VIRGL_FORMAT_A4B4G4R4_UNORM          = 311,
 215    VIRGL_FORMAT_MAX,
 216 };
 217
 218 /* These are used by the capability_bits field in virgl_caps_v2. */
 219 #define VIRGL_CAP_NONE 0
 220 #define VIRGL_CAP_TGSI_INVARIANT       (1 << 0)
 221 #define VIRGL_CAP_TEXTURE_VIEW         (1 << 1)
 222 #define VIRGL_CAP_SET_MIN_SAMPLES      (1 << 2)
 223 #define VIRGL_CAP_COPY_IMAGE           (1 << 3)
 224 #define VIRGL_CAP_TGSI_PRECISE         (1 << 4)
 225 #define VIRGL_CAP_TXQS                 (1 << 5)
 226 #define VIRGL_CAP_MEMORY_BARRIER       (1 << 6)
 227 #define VIRGL_CAP_COMPUTE_SHADER       (1 << 7)
 228 #define VIRGL_CAP_FB_NO_ATTACH         (1 << 8)
 229 #define VIRGL_CAP_ROBUST_BUFFER_ACCESS (1 << 9)
 230 #define VIRGL_CAP_TGSI_FBFETCH         (1 << 10)
 231 #define VIRGL_CAP_SHADER_CLOCK         (1 << 11)
 232 #define VIRGL_CAP_TEXTURE_BARRIER      (1 << 12)
 233
 234 /* virgl bind flags - these are compatible with mesa 10.5 gallium.
 235  * but are fixed, no other should be passed to virgl either.
 236  */
 237 #define VIRGL_BIND_DEPTH_STENCIL (1 << 0)
 238 #define VIRGL_BIND_RENDER_TARGET (1 << 1)
 239 #define VIRGL_BIND_SAMPLER_VIEW  (1 << 3)
 240 #define VIRGL_BIND_VERTEX_BUFFER (1 << 4)
 241 #define VIRGL_BIND_INDEX_BUFFER  (1 << 5)
 242 #define VIRGL_BIND_CONSTANT_BUFFER (1 << 6)
 243 #define VIRGL_BIND_DISPLAY_TARGET (1 << 7)
 244 #define VIRGL_BIND_STREAM_OUTPUT (1 << 11)
 245 #define VIRGL_BIND_SHADER_BUFFER (1 << 14)
 246 #define VIRGL_BIND_CURSOR        (1 << 16)
 247 #define VIRGL_BIND_CUSTOM        (1 << 17)
 248 #define VIRGL_BIND_SCANOUT       (1 << 18)
 249
 250 struct virgl_caps_bool_set1 {
 251         unsigned indep_blend_enable:1;
 252         unsigned indep_blend_func:1;
 253         unsigned cube_map_array:1;
 254         unsigned shader_stencil_export:1;
 255         unsigned conditional_render:1;
 256         unsigned start_instance:1;
 257         unsigned primitive_restart:1;
 258         unsigned blend_eq_sep:1;
 259         unsigned instanceid:1;
 260         unsigned vertex_element_instance_divisor:1;
 261         unsigned seamless_cube_map:1;
 262         unsigned occlusion_query:1;
 263         unsigned timer_query:1;
 264         unsigned streamout_pause_resume:1;
 265         unsigned texture_multisample:1;
 266         unsigned fragment_coord_conventions:1;
 267         unsigned depth_clip_disable:1;
 268         unsigned seamless_cube_map_per_texture:1;
 269         unsigned ubo:1;
 270         unsigned color_clamping:1; /* not in GL 3.1 core profile */
 271         unsigned poly_stipple:1; /* not in GL 3.1 core profile */
 272         unsigned mirror_clamp:1;
 273         unsigned texture_query_lod:1;
 274         unsigned has_fp64:1;
 275         unsigned has_tessellation_shaders:1;
 276         unsigned has_indirect_draw:1;
 277         unsigned has_sample_shading:1;
 278         unsigned has_cull:1;
 279         unsigned conditional_render_inverted:1;
 280         unsigned derivative_control:1;
 281         unsigned polygon_offset_clamp:1;
 282         unsigned transform_feedback_overflow_query:1;
 283         /* DO NOT ADD ANYMORE MEMBERS - need to add another 32-bit to v2 caps */
 284 };
 285
 286 /* endless expansion capabilites - current gallium has 252 formats */
 287 struct virgl_supported_format_mask {
 288         uint32_t bitmask[16];
 289 };
 290 /* capabilities set 2 - version 1 - 32-bit and float values */
 291 struct virgl_caps_v1 {
 292         uint32_t max_version;
 293         struct virgl_supported_format_mask sampler;
 294         struct virgl_supported_format_mask render;
 295         struct virgl_supported_format_mask depthstencil;
 296         struct virgl_supported_format_mask vertexbuffer;
 297         struct virgl_caps_bool_set1 bset;
 298         uint32_t glsl_level;
 299         uint32_t max_texture_array_layers;
 300         uint32_t max_streamout_buffers;
 301         uint32_t max_dual_source_render_targets;
 302         uint32_t max_render_targets;
 303         uint32_t max_samples;
 304         uint32_t prim_mask;
 305         uint32_t max_tbo_size;
 306         uint32_t max_uniform_blocks;
 307         uint32_t max_viewports;
 308         uint32_t max_texture_gather_components;
 309 };
 310
 311 /*
 312  * This struct should be growable when used in capset 2,
 313  * so we shouldn't have to add a v3 ever.
 314  */
 315 struct virgl_caps_v2 {
 316         struct virgl_caps_v1 v1;
 317         float min_aliased_point_size;
 318         float max_aliased_point_size;
 319         float min_smooth_point_size;
 320         float max_smooth_point_size;
 321         float min_aliased_line_width;
 322         float max_aliased_line_width;
 323         float min_smooth_line_width;
 324         float max_smooth_line_width;
 325         float max_texture_lod_bias;
 326         uint32_t max_geom_output_vertices;
 327         uint32_t max_geom_total_output_components;
 328         uint32_t max_vertex_outputs;
 329         uint32_t max_vertex_attribs;
 330         uint32_t max_shader_patch_varyings;
 331         int32_t min_texel_offset;
 332         int32_t max_texel_offset;
 333         int32_t min_texture_gather_offset;
 334         int32_t max_texture_gather_offset;
 335         uint32_t texture_buffer_offset_alignment;
 336         uint32_t uniform_buffer_offset_alignment;
 337         uint32_t shader_buffer_offset_alignment;
 338         uint32_t capability_bits;
 339         uint32_t sample_locations[8];
 340         uint32_t max_vertex_attrib_stride;
 341         uint32_t max_shader_buffer_frag_compute;
 342         uint32_t max_shader_buffer_other_stages;
 343         uint32_t max_shader_image_frag_compute;
 344         uint32_t max_shader_image_other_stages;
 345         uint32_t max_image_samples;
 346         uint32_t max_compute_work_group_invocations;
 347         uint32_t max_compute_shared_memory_size;
 348         uint32_t max_compute_grid_size[3];
 349         uint32_t max_compute_block_size[3];
 350         uint32_t max_texture_2d_size;
 351         uint32_t max_texture_3d_size;
 352         uint32_t max_texture_cube_size;
 353 };
 354
 355 union virgl_caps {
 356         uint32_t max_version;
 357         struct virgl_caps_v1 v1;
 358         struct virgl_caps_v2 v2;
 359 };
 360
 361 enum virgl_errors {
 362         VIRGL_ERROR_NONE,
 363         VIRGL_ERROR_UNKNOWN,
 364         VIRGL_ERROR_UNKNOWN_RESOURCE_FORMAT,
 365 };
 366
 367 enum virgl_ctx_errors {
 368         VIRGL_ERROR_CTX_NONE,
 369         VIRGL_ERROR_CTX_UNKNOWN,
 370         VIRGL_ERROR_CTX_ILLEGAL_SHADER,
 371         VIRGL_ERROR_CTX_ILLEGAL_HANDLE,
 372         VIRGL_ERROR_CTX_ILLEGAL_RESOURCE,
 373         VIRGL_ERROR_CTX_ILLEGAL_SURFACE,
 374         VIRGL_ERROR_CTX_ILLEGAL_VERTEX_FORMAT,
 375         VIRGL_ERROR_CTX_ILLEGAL_CMD_BUFFER,
 376 };
 377
 378
 379 #define VIRGL_RESOURCE_Y_0_TOP (1 << 0)
 380 #endif