src/gallium/drivers/r600/r600_state_inlines.h

   1 /*
   2  * Copyright 2010 Red Hat Inc.
   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 R600_STATE_INLINES_H
  24 #define R600_STATE_INLINES_H
  25
  26 #include "util/u_format.h"
  27 #include "r600d.h"
  28
  29 static INLINE uint32_t r600_translate_blend_function(int blend_func)
  30 {
  31         switch (blend_func) {
  32         case PIPE_BLEND_ADD:
  33                 return V_028804_COMB_DST_PLUS_SRC;
  34         case PIPE_BLEND_SUBTRACT:
  35                 return V_028804_COMB_SRC_MINUS_DST;
  36         case PIPE_BLEND_REVERSE_SUBTRACT:
  37                 return V_028804_COMB_DST_MINUS_SRC;
  38         case PIPE_BLEND_MIN:
  39                 return V_028804_COMB_MIN_DST_SRC;
  40         case PIPE_BLEND_MAX:
  41                 return V_028804_COMB_MAX_DST_SRC;
  42         default:
  43                 R600_ERR("Unknown blend function %d\n", blend_func);
  44                 assert(0);
  45                 break;
  46         }
  47         return 0;
  48 }
  49
  50 static INLINE uint32_t r600_translate_blend_factor(int blend_fact)
  51 {
  52         switch (blend_fact) {
  53         case PIPE_BLENDFACTOR_ONE:
  54                 return V_028804_BLEND_ONE;
  55         case PIPE_BLENDFACTOR_SRC_COLOR:
  56                 return V_028804_BLEND_SRC_COLOR;
  57         case PIPE_BLENDFACTOR_SRC_ALPHA:
  58                 return V_028804_BLEND_SRC_ALPHA;
  59         case PIPE_BLENDFACTOR_DST_ALPHA:
  60                 return V_028804_BLEND_DST_ALPHA;
  61         case PIPE_BLENDFACTOR_DST_COLOR:
  62                 return V_028804_BLEND_DST_COLOR;
  63         case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
  64                 return V_028804_BLEND_SRC_ALPHA_SATURATE;
  65         case PIPE_BLENDFACTOR_CONST_COLOR:
  66                 return V_028804_BLEND_CONST_COLOR;
  67         case PIPE_BLENDFACTOR_CONST_ALPHA:
  68                 return V_028804_BLEND_CONST_ALPHA;
  69         case PIPE_BLENDFACTOR_ZERO:
  70                 return V_028804_BLEND_ZERO;
  71         case PIPE_BLENDFACTOR_INV_SRC_COLOR:
  72                 return V_028804_BLEND_ONE_MINUS_SRC_COLOR;
  73         case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
  74                 return V_028804_BLEND_ONE_MINUS_SRC_ALPHA;
  75         case PIPE_BLENDFACTOR_INV_DST_ALPHA:
  76                 return V_028804_BLEND_ONE_MINUS_DST_ALPHA;
  77         case PIPE_BLENDFACTOR_INV_DST_COLOR:
  78                 return V_028804_BLEND_ONE_MINUS_DST_COLOR;
  79         case PIPE_BLENDFACTOR_INV_CONST_COLOR:
  80                 return V_028804_BLEND_ONE_MINUS_CONST_COLOR;
  81         case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
  82                 return V_028804_BLEND_ONE_MINUS_CONST_ALPHA;
  83         case PIPE_BLENDFACTOR_SRC1_COLOR:
  84                 return V_028804_BLEND_SRC1_COLOR;
  85         case PIPE_BLENDFACTOR_SRC1_ALPHA:
  86                 return V_028804_BLEND_SRC1_ALPHA;
  87         case PIPE_BLENDFACTOR_INV_SRC1_COLOR:
  88                 return V_028804_BLEND_INV_SRC1_COLOR;
  89         case PIPE_BLENDFACTOR_INV_SRC1_ALPHA:
  90                 return V_028804_BLEND_INV_SRC1_ALPHA;
  91         default:
  92                 R600_ERR("Bad blend factor %d not supported!\n", blend_fact);
  93                 assert(0);
  94                 break;
  95         }
  96         return 0;
  97 }
  98
  99 static INLINE uint32_t r600_translate_stencil_op(int s_op)
 100 {
 101         switch (s_op) {
 102         case PIPE_STENCIL_OP_KEEP:
 103                 return V_028800_STENCIL_KEEP;
 104         case PIPE_STENCIL_OP_ZERO:
 105                 return V_028800_STENCIL_ZERO;
 106         case PIPE_STENCIL_OP_REPLACE:
 107                 return V_028800_STENCIL_REPLACE;
 108         case PIPE_STENCIL_OP_INCR:
 109                 return V_028800_STENCIL_INCR;
 110         case PIPE_STENCIL_OP_DECR:
 111                 return V_028800_STENCIL_DECR;
 112         case PIPE_STENCIL_OP_INCR_WRAP:
 113                 return V_028800_STENCIL_INCR_WRAP;
 114         case PIPE_STENCIL_OP_DECR_WRAP:
 115                 return V_028800_STENCIL_DECR_WRAP;
 116         case PIPE_STENCIL_OP_INVERT:
 117                 return V_028800_STENCIL_INVERT;
 118         default:
 119                 R600_ERR("Unknown stencil op %d", s_op);
 120                 assert(0);
 121                 break;
 122         }
 123         return 0;
 124 }
 125
 126 static INLINE uint32_t r600_translate_fill(uint32_t func)
 127 {
 128         switch(func) {
 129         case PIPE_POLYGON_MODE_FILL:
 130                 return 2;
 131         case PIPE_POLYGON_MODE_LINE:
 132                 return 1;
 133         case PIPE_POLYGON_MODE_POINT:
 134                 return 0;
 135         default:
 136                 assert(0);
 137                 return 0;
 138         }
 139 }
 140
 141 /* translates straight */
 142 static INLINE uint32_t r600_translate_ds_func(int func)
 143 {
 144         return func;
 145 }
 146
 147 static inline unsigned r600_tex_wrap(unsigned wrap)
 148 {
 149         switch (wrap) {
 150         default:
 151         case PIPE_TEX_WRAP_REPEAT:
 152                 return V_03C000_SQ_TEX_WRAP;
 153         case PIPE_TEX_WRAP_CLAMP:
 154                 return V_03C000_SQ_TEX_CLAMP_HALF_BORDER;
 155         case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
 156                 return V_03C000_SQ_TEX_CLAMP_LAST_TEXEL;
 157         case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
 158                 return V_03C000_SQ_TEX_CLAMP_BORDER;
 159         case PIPE_TEX_WRAP_MIRROR_REPEAT:
 160                 return V_03C000_SQ_TEX_MIRROR;
 161         case PIPE_TEX_WRAP_MIRROR_CLAMP:
 162                 return V_03C000_SQ_TEX_MIRROR_ONCE_HALF_BORDER;
 163         case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE:
 164                 return V_03C000_SQ_TEX_MIRROR_ONCE_LAST_TEXEL;
 165         case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER:
 166                 return V_03C000_SQ_TEX_MIRROR_ONCE_BORDER;
 167         }
 168 }
 169
 170 static inline unsigned r600_tex_filter(unsigned filter)
 171 {
 172         switch (filter) {
 173         default:
 174         case PIPE_TEX_FILTER_NEAREST:
 175                 return V_03C000_SQ_TEX_XY_FILTER_POINT;
 176         case PIPE_TEX_FILTER_LINEAR:
 177                 return V_03C000_SQ_TEX_XY_FILTER_BILINEAR;
 178         }
 179 }
 180
 181 static inline unsigned r600_tex_mipfilter(unsigned filter)
 182 {
 183         switch (filter) {
 184         case PIPE_TEX_MIPFILTER_NEAREST:
 185                 return V_03C000_SQ_TEX_Z_FILTER_POINT;
 186         case PIPE_TEX_MIPFILTER_LINEAR:
 187                 return V_03C000_SQ_TEX_Z_FILTER_LINEAR;
 188         default:
 189         case PIPE_TEX_MIPFILTER_NONE:
 190                 return V_03C000_SQ_TEX_Z_FILTER_NONE;
 191         }
 192 }
 193
 194 static inline unsigned r600_tex_compare(unsigned compare)
 195 {
 196         switch (compare) {
 197         default:
 198         case PIPE_FUNC_NEVER:
 199                 return V_03C000_SQ_TEX_DEPTH_COMPARE_NEVER;
 200         case PIPE_FUNC_LESS:
 201                 return V_03C000_SQ_TEX_DEPTH_COMPARE_LESS;
 202         case PIPE_FUNC_EQUAL:
 203                 return V_03C000_SQ_TEX_DEPTH_COMPARE_EQUAL;
 204         case PIPE_FUNC_LEQUAL:
 205                 return V_03C000_SQ_TEX_DEPTH_COMPARE_LESSEQUAL;
 206         case PIPE_FUNC_GREATER:
 207                 return V_03C000_SQ_TEX_DEPTH_COMPARE_GREATER;
 208         case PIPE_FUNC_NOTEQUAL:
 209                 return V_03C000_SQ_TEX_DEPTH_COMPARE_NOTEQUAL;
 210         case PIPE_FUNC_GEQUAL:
 211                 return V_03C000_SQ_TEX_DEPTH_COMPARE_GREATEREQUAL;
 212         case PIPE_FUNC_ALWAYS:
 213                 return V_03C000_SQ_TEX_DEPTH_COMPARE_ALWAYS;
 214         }
 215 }
 216
 217 static inline unsigned r600_tex_swizzle(unsigned swizzle)
 218 {
 219         switch (swizzle) {
 220         case PIPE_SWIZZLE_RED:
 221                 return V_038010_SQ_SEL_X;
 222         case PIPE_SWIZZLE_GREEN:
 223                 return V_038010_SQ_SEL_Y;
 224         case PIPE_SWIZZLE_BLUE:
 225                 return V_038010_SQ_SEL_Z;
 226         case PIPE_SWIZZLE_ALPHA:
 227                 return V_038010_SQ_SEL_W;
 228         case PIPE_SWIZZLE_ZERO:
 229                 return V_038010_SQ_SEL_0;
 230         default:
 231         case PIPE_SWIZZLE_ONE:
 232                 return V_038010_SQ_SEL_1;
 233         }
 234 }
 235
 236 static inline unsigned r600_format_type(unsigned format_type)
 237 {
 238         switch (format_type) {
 239         default:
 240         case UTIL_FORMAT_TYPE_UNSIGNED:
 241                 return V_038010_SQ_FORMAT_COMP_UNSIGNED;
 242         case UTIL_FORMAT_TYPE_SIGNED:
 243                 return V_038010_SQ_FORMAT_COMP_SIGNED;
 244         case UTIL_FORMAT_TYPE_FIXED:
 245                 return V_038010_SQ_FORMAT_COMP_UNSIGNED_BIASED;
 246         }
 247 }
 248
 249 static inline unsigned r600_tex_dim(unsigned dim)
 250 {
 251         switch (dim) {
 252         default:
 253         case PIPE_TEXTURE_1D:
 254                 return V_038000_SQ_TEX_DIM_1D;
 255         case PIPE_TEXTURE_2D:
 256         case PIPE_TEXTURE_RECT:
 257                 return V_038000_SQ_TEX_DIM_2D;
 258         case PIPE_TEXTURE_3D:
 259                 return V_038000_SQ_TEX_DIM_3D;
 260         case PIPE_TEXTURE_CUBE:
 261                 return V_038000_SQ_TEX_DIM_CUBEMAP;
 262         }
 263 }
 264
 265 static inline uint32_t r600_translate_dbformat(enum pipe_format format)
 266 {
 267         switch (format) {
 268         case PIPE_FORMAT_Z16_UNORM:
 269                 return V_028010_DEPTH_16;
 270         case PIPE_FORMAT_Z24X8_UNORM:
 271                 return V_028010_DEPTH_X8_24;
 272         case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
 273                 return V_028010_DEPTH_8_24;
 274         default:
 275                 return ~0;
 276         }
 277 }
 278
 279 static inline uint32_t r600_translate_colorswap(enum pipe_format format)
 280 {
 281         switch (format) {
 282                 /* 8-bit buffers. */
 283         case PIPE_FORMAT_A8_UNORM:
 284         case PIPE_FORMAT_I8_UNORM:
 285         case PIPE_FORMAT_L8_UNORM:
 286         case PIPE_FORMAT_R8_UNORM:
 287         case PIPE_FORMAT_R8_SNORM:
 288                 return V_0280A0_SWAP_STD;
 289
 290                 /* 16-bit buffers. */
 291         case PIPE_FORMAT_B5G6R5_UNORM:
 292                 return V_0280A0_SWAP_STD_REV;
 293
 294         case PIPE_FORMAT_B5G5R5A1_UNORM:
 295         case PIPE_FORMAT_B5G5R5X1_UNORM:
 296                 return V_0280A0_SWAP_ALT;
 297
 298         case PIPE_FORMAT_B4G4R4A4_UNORM:
 299         case PIPE_FORMAT_B4G4R4X4_UNORM:
 300                 return V_0280A0_SWAP_ALT;
 301
 302         case PIPE_FORMAT_Z16_UNORM:
 303                 return V_0280A0_SWAP_STD;
 304
 305         case PIPE_FORMAT_L8A8_UNORM:
 306                 return V_0280A0_SWAP_STD;
 307
 308                 /* 32-bit buffers. */
 309
 310         case PIPE_FORMAT_A8B8G8R8_SRGB:
 311                 return V_0280A0_SWAP_STD_REV;
 312         case PIPE_FORMAT_B8G8R8A8_SRGB:
 313                 return V_0280A0_SWAP_ALT;
 314
 315         case PIPE_FORMAT_B8G8R8A8_UNORM:
 316         case PIPE_FORMAT_B8G8R8X8_UNORM:
 317                 return V_0280A0_SWAP_ALT;
 318
 319         case PIPE_FORMAT_A8R8G8B8_UNORM:
 320         case PIPE_FORMAT_X8R8G8B8_UNORM:
 321                 return V_0280A0_SWAP_ALT_REV;
 322         case PIPE_FORMAT_R8G8B8A8_SNORM:
 323         case PIPE_FORMAT_R8G8B8X8_UNORM:
 324                 return V_0280A0_SWAP_STD;
 325
 326         case PIPE_FORMAT_A8B8G8R8_UNORM:
 327         case PIPE_FORMAT_X8B8G8R8_UNORM:
 328                 //        case PIPE_FORMAT_R8SG8SB8UX8U_NORM:
 329                 return V_0280A0_SWAP_STD_REV;
 330
 331         case PIPE_FORMAT_Z24X8_UNORM:
 332         case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
 333                 return V_0280A0_SWAP_STD;
 334
 335         case PIPE_FORMAT_X8Z24_UNORM:
 336         case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
 337                 return V_0280A0_SWAP_STD;
 338
 339         case PIPE_FORMAT_R10G10B10A2_UNORM:
 340         case PIPE_FORMAT_R10G10B10X2_SNORM:
 341         case PIPE_FORMAT_B10G10R10A2_UNORM:
 342         case PIPE_FORMAT_R10SG10SB10SA2U_NORM:
 343                 return V_0280A0_SWAP_STD_REV;
 344
 345                 /* 64-bit buffers. */
 346         case PIPE_FORMAT_R16G16B16A16_UNORM:
 347         case PIPE_FORMAT_R16G16B16A16_SNORM:
 348                 //              return V_0280A0_COLOR_16_16_16_16;
 349         case PIPE_FORMAT_R16G16B16A16_FLOAT:
 350                 //              return V_0280A0_COLOR_16_16_16_16_FLOAT;
 351
 352                 /* 128-bit buffers. */
 353         case PIPE_FORMAT_R32G32B32A32_FLOAT:
 354                 //              return V_0280A0_COLOR_32_32_32_32_FLOAT;
 355                 return 0;
 356         default:
 357                 R600_ERR("unsupported colorswap format %d\n", format);
 358                 return ~0;
 359         }
 360         return ~0;
 361 }
 362
 363 static INLINE uint32_t r600_translate_colorformat(enum pipe_format format)
 364 {
 365         switch (format) {
 366                 /* 8-bit buffers. */
 367         case PIPE_FORMAT_A8_UNORM:
 368         case PIPE_FORMAT_I8_UNORM:
 369         case PIPE_FORMAT_L8_UNORM:
 370         case PIPE_FORMAT_R8_UNORM:
 371         case PIPE_FORMAT_R8_SNORM:
 372                 return V_0280A0_COLOR_8;
 373
 374                 /* 16-bit buffers. */
 375         case PIPE_FORMAT_B5G6R5_UNORM:
 376                 return V_0280A0_COLOR_5_6_5;
 377
 378         case PIPE_FORMAT_B5G5R5A1_UNORM:
 379         case PIPE_FORMAT_B5G5R5X1_UNORM:
 380                 return V_0280A0_COLOR_1_5_5_5;
 381
 382         case PIPE_FORMAT_B4G4R4A4_UNORM:
 383         case PIPE_FORMAT_B4G4R4X4_UNORM:
 384                 return V_0280A0_COLOR_4_4_4_4;
 385
 386         case PIPE_FORMAT_Z16_UNORM:
 387                 return V_0280A0_COLOR_16;
 388
 389         case PIPE_FORMAT_L8A8_UNORM:
 390                 return V_0280A0_COLOR_8_8;
 391
 392                 /* 32-bit buffers. */
 393         case PIPE_FORMAT_A8B8G8R8_SRGB:
 394         case PIPE_FORMAT_A8B8G8R8_UNORM:
 395         case PIPE_FORMAT_A8R8G8B8_UNORM:
 396         case PIPE_FORMAT_B8G8R8A8_SRGB:
 397         case PIPE_FORMAT_B8G8R8A8_UNORM:
 398         case PIPE_FORMAT_B8G8R8X8_UNORM:
 399         case PIPE_FORMAT_R8G8B8A8_SNORM:
 400         case PIPE_FORMAT_R8G8B8A8_UNORM:
 401         case PIPE_FORMAT_R8G8B8X8_UNORM:
 402         case PIPE_FORMAT_R8SG8SB8UX8U_NORM:
 403         case PIPE_FORMAT_X8B8G8R8_UNORM:
 404         case PIPE_FORMAT_X8R8G8B8_UNORM:
 405         case PIPE_FORMAT_R8G8B8_UNORM:
 406                 return V_0280A0_COLOR_8_8_8_8;
 407
 408         case PIPE_FORMAT_R10G10B10A2_UNORM:
 409         case PIPE_FORMAT_R10G10B10X2_SNORM:
 410         case PIPE_FORMAT_B10G10R10A2_UNORM:
 411         case PIPE_FORMAT_R10SG10SB10SA2U_NORM:
 412                 return V_0280A0_COLOR_10_10_10_2;
 413
 414         case PIPE_FORMAT_Z24X8_UNORM:
 415         case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
 416                 return V_0280A0_COLOR_8_24;
 417
 418         case PIPE_FORMAT_X8Z24_UNORM:
 419         case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
 420                 return V_0280A0_COLOR_24_8;
 421
 422         case PIPE_FORMAT_R32_FLOAT:
 423                 return V_0280A0_COLOR_32_FLOAT;
 424
 425         case PIPE_FORMAT_R16G16_FLOAT:
 426                 return V_0280A0_COLOR_16_16_FLOAT;
 427
 428         case PIPE_FORMAT_R16G16_SSCALED:
 429                 return V_0280A0_COLOR_16_16;
 430
 431
 432                 /* 64-bit buffers. */
 433         case PIPE_FORMAT_R16G16B16_USCALED:
 434         case PIPE_FORMAT_R16G16B16A16_USCALED:
 435         case PIPE_FORMAT_R16G16B16_SSCALED:
 436         case PIPE_FORMAT_R16G16B16A16_SSCALED:
 437         case PIPE_FORMAT_R16G16B16A16_UNORM:
 438         case PIPE_FORMAT_R16G16B16A16_SNORM:
 439                 return V_0280A0_COLOR_16_16_16_16;
 440
 441         case PIPE_FORMAT_R16G16B16_FLOAT:
 442         case PIPE_FORMAT_R16G16B16A16_FLOAT:
 443                 return V_0280A0_COLOR_16_16_16_16_FLOAT;
 444
 445         case PIPE_FORMAT_R32G32_FLOAT:
 446                 return V_0280A0_COLOR_32_32_FLOAT;
 447
 448         case PIPE_FORMAT_R32G32_USCALED:
 449         case PIPE_FORMAT_R32G32_SSCALED:
 450                 return V_0280A0_COLOR_32_32;
 451
 452                 /* 128-bit buffers. */
 453         case PIPE_FORMAT_R32G32B32_FLOAT:
 454                 return V_0280A0_COLOR_32_32_32_FLOAT;
 455         case PIPE_FORMAT_R32G32B32A32_FLOAT:
 456                 return V_0280A0_COLOR_32_32_32_32_FLOAT;
 457
 458                 /* YUV buffers. */
 459         case PIPE_FORMAT_UYVY:
 460         case PIPE_FORMAT_YUYV:
 461         default:
 462                 R600_ERR("unsupported color format %d %s\n", format, util_format_name(format));
 463                 return ~0; /* Unsupported. */
 464         }
 465 }
 466
 467 static INLINE boolean r600_is_sampler_format_supported(enum pipe_format format)
 468 {
 469         return r600_translate_texformat(format, NULL, NULL, NULL) != ~0;
 470 }
 471
 472 static INLINE boolean r600_is_colorbuffer_format_supported(enum pipe_format format)
 473 {
 474         return r600_translate_colorformat(format) != ~0 &&
 475                 r600_translate_colorswap(format) != ~0;
 476 }
 477
 478 static INLINE boolean r600_is_zs_format_supported(enum pipe_format format)
 479 {
 480         return r600_translate_dbformat(format) != ~0;
 481 }
 482
 483 static INLINE boolean r600_is_vertex_format_supported(enum pipe_format format)
 484 {
 485         return r600_translate_colorformat(format) != ~0;
 486 }
 487
 488 static INLINE uint32_t r600_translate_vertex_data_type(enum pipe_format format)
 489 {
 490         uint32_t result = 0;
 491         const struct util_format_description *desc;
 492         unsigned i;
 493
 494         desc = util_format_description(format);
 495         if (desc->layout != UTIL_FORMAT_LAYOUT_PLAIN) {
 496                 goto out_unknown;
 497         }
 498
 499         /* Find the first non-VOID channel. */
 500         for (i = 0; i < 4; i++) {
 501                 if (desc->channel[i].type != UTIL_FORMAT_TYPE_VOID) {
 502                         break;
 503                 }
 504         }
 505
 506         switch (desc->channel[i].type) {
 507                 /* Half-floats, floats, doubles */
 508         case UTIL_FORMAT_TYPE_FLOAT:
 509                 switch (desc->channel[i].size) {
 510                 case 16:
 511                         switch (desc->nr_channels) {
 512                         case 1:
 513                                 result = V_038008_FMT_16_FLOAT;
 514                                 break;
 515                         case 2:
 516                                 result = V_038008_FMT_16_16_FLOAT;
 517                                 break;
 518                         case 3:
 519                                 result = V_038008_FMT_16_16_16_FLOAT;
 520                                 break;
 521                         case 4:
 522                                 result = V_038008_FMT_16_16_16_16_FLOAT;
 523                                 break;
 524                         }
 525                         break;
 526                 case 32:
 527                         switch (desc->nr_channels) {
 528                         case 1:
 529                                 result = V_038008_FMT_32_FLOAT;
 530                                 break;
 531                         case 2:
 532                                 result = V_038008_FMT_32_32_FLOAT;
 533                                 break;
 534                         case 3:
 535                                 result = V_038008_FMT_32_32_32_FLOAT;
 536                                 break;
 537                         case 4:
 538                                 result = V_038008_FMT_32_32_32_32_FLOAT;
 539                                 break;
 540                         }
 541                         break;
 542                 default:
 543                         goto out_unknown;
 544                 }
 545                 break;
 546                 /* Unsigned ints */
 547         case UTIL_FORMAT_TYPE_UNSIGNED:
 548                 /* Signed ints */
 549         case UTIL_FORMAT_TYPE_SIGNED:
 550                 switch (desc->channel[i].size) {
 551                 case 8:
 552                         switch (desc->nr_channels) {
 553                         case 1:
 554                                 result = V_038008_FMT_8;
 555                                 break;
 556                         case 2:
 557                                 result = V_038008_FMT_8_8;
 558                                 break;
 559                         case 3:
 560                         //      result = V_038008_FMT_8_8_8; /* fails piglit draw-vertices test */
 561                         //      break;
 562                         case 4:
 563                                 result = V_038008_FMT_8_8_8_8;
 564                                 break;
 565                         }
 566                         break;
 567                 case 16:
 568                         switch (desc->nr_channels) {
 569                         case 1:
 570                                 result = V_038008_FMT_16;
 571                                 break;
 572                         case 2:
 573                                 result = V_038008_FMT_16_16;
 574                                 break;
 575                         case 3:
 576                         //      result = V_038008_FMT_16_16_16; /* fails piglit draw-vertices test */
 577                         //      break;
 578                         case 4:
 579                                 result = V_038008_FMT_16_16_16_16;
 580                                 break;
 581                         }
 582                         break;
 583                 case 32:
 584                         switch (desc->nr_channels) {
 585                         case 1:
 586                                 result = V_038008_FMT_32;
 587                                 break;
 588                         case 2:
 589                                 result = V_038008_FMT_32_32;
 590                                 break;
 591                         case 3:
 592                                 result = V_038008_FMT_32_32_32;
 593                                 break;
 594                         case 4:
 595                                 result = V_038008_FMT_32_32_32_32;
 596                                 break;
 597                         }
 598                         break;
 599                 default:
 600                         goto out_unknown;
 601                 }
 602                 break;
 603         default:
 604                 goto out_unknown;
 605         }
 606
 607         result = S_038008_DATA_FORMAT(result);
 608
 609         if (desc->channel[i].type == UTIL_FORMAT_TYPE_SIGNED) {
 610                 result |= S_038008_FORMAT_COMP_ALL(1);
 611         }
 612         if (desc->channel[i].normalized) {
 613                 result |= S_038008_NUM_FORMAT_ALL(0);
 614         } else {
 615                 result |= S_038008_NUM_FORMAT_ALL(2);
 616         }
 617         return result;
 618 out_unknown:
 619         R600_ERR("unsupported vertex format %s\n", util_format_name(format));
 620         return ~0;
 621 }
 622
 623 #endif