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 #include "r600_formats.h"
  29
  30 static INLINE uint32_t r600_translate_blend_function(int blend_func)
  31 {
  32         switch (blend_func) {
  33         case PIPE_BLEND_ADD:
  34                 return V_028804_COMB_DST_PLUS_SRC;
  35         case PIPE_BLEND_SUBTRACT:
  36                 return V_028804_COMB_SRC_MINUS_DST;
  37         case PIPE_BLEND_REVERSE_SUBTRACT:
  38                 return V_028804_COMB_DST_MINUS_SRC;
  39         case PIPE_BLEND_MIN:
  40                 return V_028804_COMB_MIN_DST_SRC;
  41         case PIPE_BLEND_MAX:
  42                 return V_028804_COMB_MAX_DST_SRC;
  43         default:
  44                 R600_ERR("Unknown blend function %d\n", blend_func);
  45                 assert(0);
  46                 break;
  47         }
  48         return 0;
  49 }
  50
  51 static INLINE uint32_t r600_translate_blend_factor(int blend_fact)
  52 {
  53         switch (blend_fact) {
  54         case PIPE_BLENDFACTOR_ONE:
  55                 return V_028804_BLEND_ONE;
  56         case PIPE_BLENDFACTOR_SRC_COLOR:
  57                 return V_028804_BLEND_SRC_COLOR;
  58         case PIPE_BLENDFACTOR_SRC_ALPHA:
  59                 return V_028804_BLEND_SRC_ALPHA;
  60         case PIPE_BLENDFACTOR_DST_ALPHA:
  61                 return V_028804_BLEND_DST_ALPHA;
  62         case PIPE_BLENDFACTOR_DST_COLOR:
  63                 return V_028804_BLEND_DST_COLOR;
  64         case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
  65                 return V_028804_BLEND_SRC_ALPHA_SATURATE;
  66         case PIPE_BLENDFACTOR_CONST_COLOR:
  67                 return V_028804_BLEND_CONST_COLOR;
  68         case PIPE_BLENDFACTOR_CONST_ALPHA:
  69                 return V_028804_BLEND_CONST_ALPHA;
  70         case PIPE_BLENDFACTOR_ZERO:
  71                 return V_028804_BLEND_ZERO;
  72         case PIPE_BLENDFACTOR_INV_SRC_COLOR:
  73                 return V_028804_BLEND_ONE_MINUS_SRC_COLOR;
  74         case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
  75                 return V_028804_BLEND_ONE_MINUS_SRC_ALPHA;
  76         case PIPE_BLENDFACTOR_INV_DST_ALPHA:
  77                 return V_028804_BLEND_ONE_MINUS_DST_ALPHA;
  78         case PIPE_BLENDFACTOR_INV_DST_COLOR:
  79                 return V_028804_BLEND_ONE_MINUS_DST_COLOR;
  80         case PIPE_BLENDFACTOR_INV_CONST_COLOR:
  81                 return V_028804_BLEND_ONE_MINUS_CONST_COLOR;
  82         case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
  83                 return V_028804_BLEND_ONE_MINUS_CONST_ALPHA;
  84         case PIPE_BLENDFACTOR_SRC1_COLOR:
  85                 return V_028804_BLEND_SRC1_COLOR;
  86         case PIPE_BLENDFACTOR_SRC1_ALPHA:
  87                 return V_028804_BLEND_SRC1_ALPHA;
  88         case PIPE_BLENDFACTOR_INV_SRC1_COLOR:
  89                 return V_028804_BLEND_INV_SRC1_COLOR;
  90         case PIPE_BLENDFACTOR_INV_SRC1_ALPHA:
  91                 return V_028804_BLEND_INV_SRC1_ALPHA;
  92         default:
  93                 R600_ERR("Bad blend factor %d not supported!\n", blend_fact);
  94                 assert(0);
  95                 break;
  96         }
  97         return 0;
  98 }
  99
 100 static INLINE uint32_t r600_translate_stencil_op(int s_op)
 101 {
 102         switch (s_op) {
 103         case PIPE_STENCIL_OP_KEEP:
 104                 return V_028800_STENCIL_KEEP;
 105         case PIPE_STENCIL_OP_ZERO:
 106                 return V_028800_STENCIL_ZERO;
 107         case PIPE_STENCIL_OP_REPLACE:
 108                 return V_028800_STENCIL_REPLACE;
 109         case PIPE_STENCIL_OP_INCR:
 110                 return V_028800_STENCIL_INCR;
 111         case PIPE_STENCIL_OP_DECR:
 112                 return V_028800_STENCIL_DECR;
 113         case PIPE_STENCIL_OP_INCR_WRAP:
 114                 return V_028800_STENCIL_INCR_WRAP;
 115         case PIPE_STENCIL_OP_DECR_WRAP:
 116                 return V_028800_STENCIL_DECR_WRAP;
 117         case PIPE_STENCIL_OP_INVERT:
 118                 return V_028800_STENCIL_INVERT;
 119         default:
 120                 R600_ERR("Unknown stencil op %d", s_op);
 121                 assert(0);
 122                 break;
 123         }
 124         return 0;
 125 }
 126
 127 static INLINE uint32_t r600_translate_fill(uint32_t func)
 128 {
 129         switch(func) {
 130         case PIPE_POLYGON_MODE_FILL:
 131                 return 2;
 132         case PIPE_POLYGON_MODE_LINE:
 133                 return 1;
 134         case PIPE_POLYGON_MODE_POINT:
 135                 return 0;
 136         default:
 137                 assert(0);
 138                 return 0;
 139         }
 140 }
 141
 142 /* translates straight */
 143 static INLINE uint32_t r600_translate_ds_func(int func)
 144 {
 145         return func;
 146 }
 147
 148 static inline unsigned r600_tex_wrap(unsigned wrap)
 149 {
 150         switch (wrap) {
 151         default:
 152         case PIPE_TEX_WRAP_REPEAT:
 153                 return V_03C000_SQ_TEX_WRAP;
 154         case PIPE_TEX_WRAP_CLAMP:
 155                 return V_03C000_SQ_TEX_CLAMP_HALF_BORDER;
 156         case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
 157                 return V_03C000_SQ_TEX_CLAMP_LAST_TEXEL;
 158         case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
 159                 return V_03C000_SQ_TEX_CLAMP_BORDER;
 160         case PIPE_TEX_WRAP_MIRROR_REPEAT:
 161                 return V_03C000_SQ_TEX_MIRROR;
 162         case PIPE_TEX_WRAP_MIRROR_CLAMP:
 163                 return V_03C000_SQ_TEX_MIRROR_ONCE_HALF_BORDER;
 164         case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE:
 165                 return V_03C000_SQ_TEX_MIRROR_ONCE_LAST_TEXEL;
 166         case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER:
 167                 return V_03C000_SQ_TEX_MIRROR_ONCE_BORDER;
 168         }
 169 }
 170
 171 static inline unsigned r600_tex_filter(unsigned filter)
 172 {
 173         switch (filter) {
 174         default:
 175         case PIPE_TEX_FILTER_NEAREST:
 176                 return V_03C000_SQ_TEX_XY_FILTER_POINT;
 177         case PIPE_TEX_FILTER_LINEAR:
 178                 return V_03C000_SQ_TEX_XY_FILTER_BILINEAR;
 179         }
 180 }
 181
 182 static inline unsigned r600_tex_mipfilter(unsigned filter)
 183 {
 184         switch (filter) {
 185         case PIPE_TEX_MIPFILTER_NEAREST:
 186                 return V_03C000_SQ_TEX_Z_FILTER_POINT;
 187         case PIPE_TEX_MIPFILTER_LINEAR:
 188                 return V_03C000_SQ_TEX_Z_FILTER_LINEAR;
 189         default:
 190         case PIPE_TEX_MIPFILTER_NONE:
 191                 return V_03C000_SQ_TEX_Z_FILTER_NONE;
 192         }
 193 }
 194
 195 static inline unsigned r600_tex_compare(unsigned compare)
 196 {
 197         switch (compare) {
 198         default:
 199         case PIPE_FUNC_NEVER:
 200                 return V_03C000_SQ_TEX_DEPTH_COMPARE_NEVER;
 201         case PIPE_FUNC_LESS:
 202                 return V_03C000_SQ_TEX_DEPTH_COMPARE_LESS;
 203         case PIPE_FUNC_EQUAL:
 204                 return V_03C000_SQ_TEX_DEPTH_COMPARE_EQUAL;
 205         case PIPE_FUNC_LEQUAL:
 206                 return V_03C000_SQ_TEX_DEPTH_COMPARE_LESSEQUAL;
 207         case PIPE_FUNC_GREATER:
 208                 return V_03C000_SQ_TEX_DEPTH_COMPARE_GREATER;
 209         case PIPE_FUNC_NOTEQUAL:
 210                 return V_03C000_SQ_TEX_DEPTH_COMPARE_NOTEQUAL;
 211         case PIPE_FUNC_GEQUAL:
 212                 return V_03C000_SQ_TEX_DEPTH_COMPARE_GREATEREQUAL;
 213         case PIPE_FUNC_ALWAYS:
 214                 return V_03C000_SQ_TEX_DEPTH_COMPARE_ALWAYS;
 215         }
 216 }
 217
 218 static inline unsigned r600_tex_swizzle(unsigned swizzle)
 219 {
 220         switch (swizzle) {
 221         case PIPE_SWIZZLE_RED:
 222                 return V_038010_SQ_SEL_X;
 223         case PIPE_SWIZZLE_GREEN:
 224                 return V_038010_SQ_SEL_Y;
 225         case PIPE_SWIZZLE_BLUE:
 226                 return V_038010_SQ_SEL_Z;
 227         case PIPE_SWIZZLE_ALPHA:
 228                 return V_038010_SQ_SEL_W;
 229         case PIPE_SWIZZLE_ZERO:
 230                 return V_038010_SQ_SEL_0;
 231         default:
 232         case PIPE_SWIZZLE_ONE:
 233                 return V_038010_SQ_SEL_1;
 234         }
 235 }
 236
 237 static inline unsigned r600_format_type(unsigned format_type)
 238 {
 239         switch (format_type) {
 240         default:
 241         case UTIL_FORMAT_TYPE_UNSIGNED:
 242                 return V_038010_SQ_FORMAT_COMP_UNSIGNED;
 243         case UTIL_FORMAT_TYPE_SIGNED:
 244                 return V_038010_SQ_FORMAT_COMP_SIGNED;
 245         case UTIL_FORMAT_TYPE_FIXED:
 246                 return V_038010_SQ_FORMAT_COMP_UNSIGNED_BIASED;
 247         }
 248 }
 249
 250 static inline unsigned r600_tex_dim(unsigned dim)
 251 {
 252         switch (dim) {
 253         default:
 254         case PIPE_TEXTURE_1D:
 255                 return V_038000_SQ_TEX_DIM_1D;
 256         case PIPE_TEXTURE_1D_ARRAY:
 257                 return V_038000_SQ_TEX_DIM_1D_ARRAY;
 258         case PIPE_TEXTURE_2D:
 259         case PIPE_TEXTURE_RECT:
 260                 return V_038000_SQ_TEX_DIM_2D;
 261         case PIPE_TEXTURE_2D_ARRAY:
 262                 return V_038000_SQ_TEX_DIM_2D_ARRAY;
 263         case PIPE_TEXTURE_3D:
 264                 return V_038000_SQ_TEX_DIM_3D;
 265         case PIPE_TEXTURE_CUBE:
 266                 return V_038000_SQ_TEX_DIM_CUBEMAP;
 267         }
 268 }
 269
 270 static inline uint32_t r600_translate_dbformat(enum pipe_format format)
 271 {
 272         switch (format) {
 273         case PIPE_FORMAT_Z16_UNORM:
 274                 return V_028010_DEPTH_16;
 275         case PIPE_FORMAT_Z24X8_UNORM:
 276                 return V_028010_DEPTH_X8_24;
 277         case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
 278                 return V_028010_DEPTH_8_24;
 279         default:
 280                 return ~0;
 281         }
 282 }
 283
 284 static inline uint32_t r600_translate_colorswap(enum pipe_format format)
 285 {
 286         switch (format) {
 287         /* 8-bit buffers. */
 288         case PIPE_FORMAT_A8_UNORM:
 289                 return V_0280A0_SWAP_ALT_REV;
 290         case PIPE_FORMAT_I8_UNORM:
 291         case PIPE_FORMAT_L8_UNORM:
 292         case PIPE_FORMAT_L8_SRGB:
 293         case PIPE_FORMAT_R8_UNORM:
 294         case PIPE_FORMAT_R8_SNORM:
 295                 return V_0280A0_SWAP_STD;
 296
 297         case PIPE_FORMAT_L4A4_UNORM:
 298                 return V_0280A0_SWAP_ALT;
 299
 300         /* 16-bit buffers. */
 301         case PIPE_FORMAT_B5G6R5_UNORM:
 302                 return V_0280A0_SWAP_STD_REV;
 303
 304         case PIPE_FORMAT_B5G5R5A1_UNORM:
 305         case PIPE_FORMAT_B5G5R5X1_UNORM:
 306                 return V_0280A0_SWAP_ALT;
 307
 308         case PIPE_FORMAT_B4G4R4A4_UNORM:
 309         case PIPE_FORMAT_B4G4R4X4_UNORM:
 310                 return V_0280A0_SWAP_ALT;
 311
 312         case PIPE_FORMAT_Z16_UNORM:
 313                 return V_0280A0_SWAP_STD;
 314
 315         case PIPE_FORMAT_L8A8_UNORM:
 316         case PIPE_FORMAT_L8A8_SRGB:
 317                 return V_0280A0_SWAP_ALT;
 318         case PIPE_FORMAT_R8G8_UNORM:
 319                 return V_0280A0_SWAP_STD;
 320
 321         case PIPE_FORMAT_R16_UNORM:
 322         case PIPE_FORMAT_R16_FLOAT:
 323                 return V_0280A0_SWAP_STD;
 324
 325         /* 32-bit buffers. */
 326
 327         case PIPE_FORMAT_A8B8G8R8_SRGB:
 328                 return V_0280A0_SWAP_STD_REV;
 329         case PIPE_FORMAT_B8G8R8A8_SRGB:
 330                 return V_0280A0_SWAP_ALT;
 331
 332         case PIPE_FORMAT_B8G8R8A8_UNORM:
 333         case PIPE_FORMAT_B8G8R8X8_UNORM:
 334                 return V_0280A0_SWAP_ALT;
 335
 336         case PIPE_FORMAT_A8R8G8B8_UNORM:
 337         case PIPE_FORMAT_X8R8G8B8_UNORM:
 338                 return V_0280A0_SWAP_ALT_REV;
 339         case PIPE_FORMAT_R8G8B8A8_SNORM:
 340         case PIPE_FORMAT_R8G8B8A8_UNORM:
 341         case PIPE_FORMAT_R8G8B8X8_UNORM:
 342                 return V_0280A0_SWAP_STD;
 343
 344         case PIPE_FORMAT_A8B8G8R8_UNORM:
 345         case PIPE_FORMAT_X8B8G8R8_UNORM:
 346         /* case PIPE_FORMAT_R8SG8SB8UX8U_NORM: */
 347                 return V_0280A0_SWAP_STD_REV;
 348
 349         case PIPE_FORMAT_Z24X8_UNORM:
 350         case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
 351                 return V_0280A0_SWAP_STD;
 352
 353         case PIPE_FORMAT_X8Z24_UNORM:
 354         case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
 355                 return V_0280A0_SWAP_STD;
 356
 357         case PIPE_FORMAT_R10G10B10A2_UNORM:
 358         case PIPE_FORMAT_R10G10B10X2_SNORM:
 359         case PIPE_FORMAT_R10SG10SB10SA2U_NORM:
 360                 return V_0280A0_SWAP_STD;
 361
 362         case PIPE_FORMAT_B10G10R10A2_UNORM:
 363                 return V_0280A0_SWAP_ALT;
 364
 365         case PIPE_FORMAT_R11G11B10_FLOAT:
 366         case PIPE_FORMAT_R16G16_UNORM:
 367         case PIPE_FORMAT_R16G16_FLOAT:
 368         case PIPE_FORMAT_R32_FLOAT:
 369                 return V_0280A0_SWAP_STD;
 370
 371         /* 64-bit buffers. */
 372         case PIPE_FORMAT_R32G32_FLOAT:
 373         case PIPE_FORMAT_R16G16B16A16_UNORM:
 374         case PIPE_FORMAT_R16G16B16A16_SNORM:
 375         case PIPE_FORMAT_R16G16B16A16_FLOAT:
 376
 377         /* 128-bit buffers. */
 378         case PIPE_FORMAT_R32G32B32A32_FLOAT:
 379         case PIPE_FORMAT_R32G32B32A32_SNORM:
 380         case PIPE_FORMAT_R32G32B32A32_UNORM:
 381                 return V_0280A0_SWAP_STD;
 382         default:
 383                 R600_ERR("unsupported colorswap format %d\n", format);
 384                 return ~0;
 385         }
 386         return ~0;
 387 }
 388
 389 static INLINE uint32_t r600_translate_colorformat(enum pipe_format format)
 390 {
 391         switch (format) {
 392         case PIPE_FORMAT_L4A4_UNORM:
 393                 return V_0280A0_COLOR_4_4;
 394
 395         /* 8-bit buffers. */
 396         case PIPE_FORMAT_A8_UNORM:
 397         case PIPE_FORMAT_I8_UNORM:
 398         case PIPE_FORMAT_L8_UNORM:
 399         case PIPE_FORMAT_L8_SRGB:
 400         case PIPE_FORMAT_R8_UNORM:
 401         case PIPE_FORMAT_R8_SNORM:
 402                 return V_0280A0_COLOR_8;
 403
 404         /* 16-bit buffers. */
 405         case PIPE_FORMAT_B5G6R5_UNORM:
 406                 return V_0280A0_COLOR_5_6_5;
 407
 408         case PIPE_FORMAT_B5G5R5A1_UNORM:
 409         case PIPE_FORMAT_B5G5R5X1_UNORM:
 410                 return V_0280A0_COLOR_1_5_5_5;
 411
 412         case PIPE_FORMAT_B4G4R4A4_UNORM:
 413         case PIPE_FORMAT_B4G4R4X4_UNORM:
 414                 return V_0280A0_COLOR_4_4_4_4;
 415
 416         case PIPE_FORMAT_Z16_UNORM:
 417                 return V_0280A0_COLOR_16;
 418
 419         case PIPE_FORMAT_L8A8_UNORM:
 420         case PIPE_FORMAT_L8A8_SRGB:
 421         case PIPE_FORMAT_R8G8_UNORM:
 422                 return V_0280A0_COLOR_8_8;
 423
 424         case PIPE_FORMAT_R16_UNORM:
 425                 return V_0280A0_COLOR_16;
 426
 427         case PIPE_FORMAT_R16_FLOAT:
 428                 return V_0280A0_COLOR_16_FLOAT;
 429
 430         /* 32-bit buffers. */
 431         case PIPE_FORMAT_A8B8G8R8_SRGB:
 432         case PIPE_FORMAT_A8B8G8R8_UNORM:
 433         case PIPE_FORMAT_A8R8G8B8_UNORM:
 434         case PIPE_FORMAT_B8G8R8A8_SRGB:
 435         case PIPE_FORMAT_B8G8R8A8_UNORM:
 436         case PIPE_FORMAT_B8G8R8X8_UNORM:
 437         case PIPE_FORMAT_R8G8B8A8_SNORM:
 438         case PIPE_FORMAT_R8G8B8A8_UNORM:
 439         case PIPE_FORMAT_R8G8B8X8_UNORM:
 440         case PIPE_FORMAT_R8SG8SB8UX8U_NORM:
 441         case PIPE_FORMAT_X8B8G8R8_UNORM:
 442         case PIPE_FORMAT_X8R8G8B8_UNORM:
 443         case PIPE_FORMAT_R8G8B8_UNORM:
 444                 return V_0280A0_COLOR_8_8_8_8;
 445
 446         case PIPE_FORMAT_R10G10B10A2_UNORM:
 447         case PIPE_FORMAT_R10G10B10X2_SNORM:
 448         case PIPE_FORMAT_B10G10R10A2_UNORM:
 449         case PIPE_FORMAT_R10SG10SB10SA2U_NORM:
 450                 return V_0280A0_COLOR_2_10_10_10;
 451
 452         case PIPE_FORMAT_Z24X8_UNORM:
 453         case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
 454                 return V_0280A0_COLOR_8_24;
 455
 456         case PIPE_FORMAT_X8Z24_UNORM:
 457         case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
 458                 return V_0280A0_COLOR_24_8;
 459
 460         case PIPE_FORMAT_R32_FLOAT:
 461                 return V_0280A0_COLOR_32_FLOAT;
 462
 463         case PIPE_FORMAT_R16G16_FLOAT:
 464                 return V_0280A0_COLOR_16_16_FLOAT;
 465
 466         case PIPE_FORMAT_R16G16_SSCALED:
 467         case PIPE_FORMAT_R16G16_UNORM:
 468                 return V_0280A0_COLOR_16_16;
 469
 470         case PIPE_FORMAT_R11G11B10_FLOAT:
 471                 return V_0280A0_COLOR_10_11_11_FLOAT;
 472
 473         /* 64-bit buffers. */
 474         case PIPE_FORMAT_R16G16B16_USCALED:
 475         case PIPE_FORMAT_R16G16B16A16_USCALED:
 476         case PIPE_FORMAT_R16G16B16_SSCALED:
 477         case PIPE_FORMAT_R16G16B16A16_SSCALED:
 478         case PIPE_FORMAT_R16G16B16A16_UNORM:
 479         case PIPE_FORMAT_R16G16B16A16_SNORM:
 480                 return V_0280A0_COLOR_16_16_16_16;
 481
 482         case PIPE_FORMAT_R16G16B16_FLOAT:
 483         case PIPE_FORMAT_R16G16B16A16_FLOAT:
 484                 return V_0280A0_COLOR_16_16_16_16_FLOAT;
 485
 486         case PIPE_FORMAT_R32G32_FLOAT:
 487                 return V_0280A0_COLOR_32_32_FLOAT;
 488
 489         case PIPE_FORMAT_R32G32_USCALED:
 490         case PIPE_FORMAT_R32G32_SSCALED:
 491                 return V_0280A0_COLOR_32_32;
 492
 493         /* 96-bit buffers. */
 494         case PIPE_FORMAT_R32G32B32_FLOAT:
 495                 return V_0280A0_COLOR_32_32_32_FLOAT;
 496
 497         /* 128-bit buffers. */
 498         case PIPE_FORMAT_R32G32B32A32_FLOAT:
 499                 return V_0280A0_COLOR_32_32_32_32_FLOAT;
 500         case PIPE_FORMAT_R32G32B32A32_SNORM:
 501         case PIPE_FORMAT_R32G32B32A32_UNORM:
 502                 return V_0280A0_COLOR_32_32_32_32;
 503
 504         /* YUV buffers. */
 505         case PIPE_FORMAT_UYVY:
 506         case PIPE_FORMAT_YUYV:
 507         default:
 508                 return ~0; /* Unsupported. */
 509         }
 510 }
 511
 512 static INLINE uint32_t r600_colorformat_endian_swap(uint32_t colorformat)
 513 {
 514         if (R600_BIG_ENDIAN) {
 515                 switch(colorformat) {
 516                 case V_0280A0_COLOR_4_4:
 517                         return(ENDIAN_NONE);
 518
 519                 /* 8-bit buffers. */
 520                 case V_0280A0_COLOR_8:
 521                         return(ENDIAN_NONE);
 522
 523                 /* 16-bit buffers. */
 524                 case V_0280A0_COLOR_5_6_5:
 525                 case V_0280A0_COLOR_1_5_5_5:
 526                 case V_0280A0_COLOR_4_4_4_4:
 527                 case V_0280A0_COLOR_16:
 528                 case V_0280A0_COLOR_8_8:
 529                         return(ENDIAN_8IN16);
 530
 531                 /* 32-bit buffers. */
 532                 case V_0280A0_COLOR_8_8_8_8:
 533                 case V_0280A0_COLOR_2_10_10_10:
 534                 case V_0280A0_COLOR_8_24:
 535                 case V_0280A0_COLOR_24_8:
 536                 case V_0280A0_COLOR_32_FLOAT:
 537                 case V_0280A0_COLOR_16_16_FLOAT:
 538                 case V_0280A0_COLOR_16_16:
 539                         return(ENDIAN_8IN32);
 540
 541                 /* 64-bit buffers. */
 542                 case V_0280A0_COLOR_16_16_16_16:
 543                 case V_0280A0_COLOR_16_16_16_16_FLOAT:
 544                         return(ENDIAN_8IN16);
 545
 546                 case V_0280A0_COLOR_32_32_FLOAT:
 547                 case V_0280A0_COLOR_32_32:
 548                         return(ENDIAN_8IN32);
 549
 550                 /* 128-bit buffers. */
 551                 case V_0280A0_COLOR_32_32_32_FLOAT:
 552                 case V_0280A0_COLOR_32_32_32_32_FLOAT:
 553                 case V_0280A0_COLOR_32_32_32_32:
 554                         return(ENDIAN_8IN32);
 555                 default:
 556                         return ENDIAN_NONE; /* Unsupported. */
 557                 }
 558         } else {
 559                 return ENDIAN_NONE;
 560         }
 561 }
 562
 563 static INLINE boolean r600_is_sampler_format_supported(struct pipe_screen *screen, enum pipe_format format)
 564 {
 565         return r600_translate_texformat(screen, format, NULL, NULL, NULL) != ~0;
 566 }
 567
 568 static INLINE boolean r600_is_colorbuffer_format_supported(enum pipe_format format)
 569 {
 570         return r600_translate_colorformat(format) != ~0 &&
 571                r600_translate_colorswap(format) != ~0;
 572 }
 573
 574 static INLINE boolean r600_is_zs_format_supported(enum pipe_format format)
 575 {
 576         return r600_translate_dbformat(format) != ~0;
 577 }
 578
 579 static INLINE boolean r600_is_vertex_format_supported(enum pipe_format format,
 580                                                       enum radeon_family family)
 581 {
 582         unsigned i;
 583         const struct util_format_description *desc = util_format_description(format);
 584         if (!desc)
 585                 return FALSE;
 586
 587         /* Find the first non-VOID channel. */
 588         for (i = 0; i < 4; i++) {
 589                 if (desc->channel[i].type != UTIL_FORMAT_TYPE_VOID) {
 590                         break;
 591                 }
 592         }
 593         if (i == 4)
 594                 return FALSE;
 595
 596         /* No fixed, no double. */
 597         if (desc->layout != UTIL_FORMAT_LAYOUT_PLAIN ||
 598             desc->channel[i].type == UTIL_FORMAT_TYPE_FIXED ||
 599             (desc->channel[i].size == 64 &&
 600              desc->channel[i].type == UTIL_FORMAT_TYPE_FLOAT))
 601                 return FALSE;
 602
 603         /* No scaled/norm formats with 32 bits per channel. */
 604         if (desc->channel[i].size == 32 &&
 605             (desc->channel[i].type == UTIL_FORMAT_TYPE_SIGNED ||
 606              desc->channel[i].type == UTIL_FORMAT_TYPE_UNSIGNED))
 607                 return FALSE;
 608
 609         return TRUE;
 610 }
 611
 612 #endif