1 /* SPDX-License-Identifier: GPL-2.0 OR MIT */
2 /**************************************************************************
3  *
4  * Copyright 2008-2015 VMware, Inc., Palo Alto, CA., USA
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the
8  * "Software"), to deal in the Software without restriction, including
9  * without limitation the rights to use, copy, modify, merge, publish,
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11  * permit persons to whom the Software is furnished to do so, subject to
12  * the following conditions:
13  *
14  * The above copyright notice and this permission notice (including the
15  * next paragraph) shall be included in all copies or substantial portions
16  * of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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24  * USE OR OTHER DEALINGS IN THE SOFTWARE.
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26  **************************************************************************/
27 
28 /*
29  * svga3d_surfacedefs.h --
30  *
31  *      Surface definitions and inlineable utilities for SVGA3d.
32  */
33 
34 #ifndef _SVGA3D_SURFACEDEFS_H_
35 #define _SVGA3D_SURFACEDEFS_H_
36 
37 #define INCLUDE_ALLOW_USERLEVEL
38 #define INCLUDE_ALLOW_MODULE
39 #include "includeCheck.h"
40 
41 #include <linux/kernel.h>
42 #include <drm/vmwgfx_drm.h>
43 
44 #include "svga3d_reg.h"
45 
46 #define surf_size_struct struct drm_vmw_size
47 
48 /*
49  * enum svga3d_block_desc - describes generic properties about formats.
50  */
51 enum svga3d_block_desc {
52 	/* Nothing special can be said about this format. */
53 	SVGA3DBLOCKDESC_NONE        = 0,
54 
55 	/* Format contains Blue/U data */
56 	SVGA3DBLOCKDESC_BLUE        = 1 << 0,
57 	SVGA3DBLOCKDESC_W           = 1 << 0,
58 	SVGA3DBLOCKDESC_BUMP_L      = 1 << 0,
59 
60 	/* Format contains Green/V data */
61 	SVGA3DBLOCKDESC_GREEN       = 1 << 1,
62 	SVGA3DBLOCKDESC_V           = 1 << 1,
63 
64 	/* Format contains Red/W/Luminance data */
65 	SVGA3DBLOCKDESC_RED         = 1 << 2,
66 	SVGA3DBLOCKDESC_U           = 1 << 2,
67 	SVGA3DBLOCKDESC_LUMINANCE   = 1 << 2,
68 
69 	/* Format contains Alpha/Q data */
70 	SVGA3DBLOCKDESC_ALPHA       = 1 << 3,
71 	SVGA3DBLOCKDESC_Q           = 1 << 3,
72 
73 	/* Format is a buffer */
74 	SVGA3DBLOCKDESC_BUFFER      = 1 << 4,
75 
76 	/* Format is compressed */
77 	SVGA3DBLOCKDESC_COMPRESSED  = 1 << 5,
78 
79 	/* Format uses IEEE floating point */
80 	SVGA3DBLOCKDESC_FP          = 1 << 6,
81 
82 	/* Three separate blocks store data. */
83 	SVGA3DBLOCKDESC_PLANAR_YUV  = 1 << 7,
84 
85 	/* 2 planes of Y, UV, e.g., NV12. */
86 	SVGA3DBLOCKDESC_2PLANAR_YUV = 1 << 8,
87 
88 	/* 3 planes of separate Y, U, V, e.g., YV12. */
89 	SVGA3DBLOCKDESC_3PLANAR_YUV = 1 << 9,
90 
91 	/* Block with a stencil channel */
92 	SVGA3DBLOCKDESC_STENCIL     = 1 << 11,
93 
94 	/* Typeless format */
95 	SVGA3DBLOCKDESC_TYPELESS    = 1 << 12,
96 
97 	/* Channels are signed integers */
98 	SVGA3DBLOCKDESC_SINT        = 1 << 13,
99 
100 	/* Channels are unsigned integers */
101 	SVGA3DBLOCKDESC_UINT        = 1 << 14,
102 
103 	/* Channels are normalized (when sampling) */
104 	SVGA3DBLOCKDESC_NORM        = 1 << 15,
105 
106 	/* Channels are in SRGB */
107 	SVGA3DBLOCKDESC_SRGB        = 1 << 16,
108 
109 	/* Shared exponent */
110 	SVGA3DBLOCKDESC_EXP         = 1 << 17,
111 
112 	/* Format contains color data. */
113 	SVGA3DBLOCKDESC_COLOR       = 1 << 18,
114 	/* Format contains depth data. */
115 	SVGA3DBLOCKDESC_DEPTH       = 1 << 19,
116 	/* Format contains bump data. */
117 	SVGA3DBLOCKDESC_BUMP        = 1 << 20,
118 
119 	/* Format contains YUV video data. */
120 	SVGA3DBLOCKDESC_YUV_VIDEO   = 1 << 21,
121 
122 	/* For mixed unsigned/signed formats. */
123 	SVGA3DBLOCKDESC_MIXED       = 1 << 22,
124 
125 	/* For distingushing CxV8U8. */
126 	SVGA3DBLOCKDESC_CX          = 1 << 23,
127 
128 	/* Different compressed format groups. */
129 	SVGA3DBLOCKDESC_BC1         = 1 << 24,
130 	SVGA3DBLOCKDESC_BC2         = 1 << 25,
131 	SVGA3DBLOCKDESC_BC3         = 1 << 26,
132 	SVGA3DBLOCKDESC_BC4         = 1 << 27,
133 	SVGA3DBLOCKDESC_BC5         = 1 << 28,
134 
135 	SVGA3DBLOCKDESC_A_UINT    = SVGA3DBLOCKDESC_ALPHA |
136 				    SVGA3DBLOCKDESC_UINT |
137 				    SVGA3DBLOCKDESC_COLOR,
138 	SVGA3DBLOCKDESC_A_UNORM   = SVGA3DBLOCKDESC_A_UINT |
139 				    SVGA3DBLOCKDESC_NORM,
140 	SVGA3DBLOCKDESC_R_UINT    = SVGA3DBLOCKDESC_RED |
141 				    SVGA3DBLOCKDESC_UINT |
142 				    SVGA3DBLOCKDESC_COLOR,
143 	SVGA3DBLOCKDESC_R_UNORM   = SVGA3DBLOCKDESC_R_UINT |
144 				    SVGA3DBLOCKDESC_NORM,
145 	SVGA3DBLOCKDESC_R_SINT    = SVGA3DBLOCKDESC_RED |
146 				    SVGA3DBLOCKDESC_SINT |
147 				    SVGA3DBLOCKDESC_COLOR,
148 	SVGA3DBLOCKDESC_R_SNORM   = SVGA3DBLOCKDESC_R_SINT |
149 				    SVGA3DBLOCKDESC_NORM,
150 	SVGA3DBLOCKDESC_G_UINT    = SVGA3DBLOCKDESC_GREEN |
151 				    SVGA3DBLOCKDESC_UINT |
152 				    SVGA3DBLOCKDESC_COLOR,
153 	SVGA3DBLOCKDESC_RG_UINT    = SVGA3DBLOCKDESC_RED |
154 				     SVGA3DBLOCKDESC_GREEN |
155 				     SVGA3DBLOCKDESC_UINT |
156 				     SVGA3DBLOCKDESC_COLOR,
157 	SVGA3DBLOCKDESC_RG_UNORM   = SVGA3DBLOCKDESC_RG_UINT |
158 				     SVGA3DBLOCKDESC_NORM,
159 	SVGA3DBLOCKDESC_RG_SINT    = SVGA3DBLOCKDESC_RED |
160 				     SVGA3DBLOCKDESC_GREEN |
161 				     SVGA3DBLOCKDESC_SINT |
162 				     SVGA3DBLOCKDESC_COLOR,
163 	SVGA3DBLOCKDESC_RG_SNORM   = SVGA3DBLOCKDESC_RG_SINT |
164 				     SVGA3DBLOCKDESC_NORM,
165 	SVGA3DBLOCKDESC_RGB_UINT   = SVGA3DBLOCKDESC_RED |
166 				     SVGA3DBLOCKDESC_GREEN |
167 				     SVGA3DBLOCKDESC_BLUE |
168 				     SVGA3DBLOCKDESC_UINT |
169 				     SVGA3DBLOCKDESC_COLOR,
170 	SVGA3DBLOCKDESC_RGB_SINT   = SVGA3DBLOCKDESC_RED |
171 				     SVGA3DBLOCKDESC_GREEN |
172 				     SVGA3DBLOCKDESC_BLUE |
173 				     SVGA3DBLOCKDESC_SINT |
174 				     SVGA3DBLOCKDESC_COLOR,
175 	SVGA3DBLOCKDESC_RGB_UNORM   = SVGA3DBLOCKDESC_RGB_UINT |
176 				      SVGA3DBLOCKDESC_NORM,
177 	SVGA3DBLOCKDESC_RGB_UNORM_SRGB = SVGA3DBLOCKDESC_RGB_UNORM |
178 					 SVGA3DBLOCKDESC_SRGB,
179 	SVGA3DBLOCKDESC_RGBA_UINT  = SVGA3DBLOCKDESC_RED |
180 				     SVGA3DBLOCKDESC_GREEN |
181 				     SVGA3DBLOCKDESC_BLUE |
182 				     SVGA3DBLOCKDESC_ALPHA |
183 				     SVGA3DBLOCKDESC_UINT |
184 				     SVGA3DBLOCKDESC_COLOR,
185 	SVGA3DBLOCKDESC_RGBA_UNORM = SVGA3DBLOCKDESC_RGBA_UINT |
186 				     SVGA3DBLOCKDESC_NORM,
187 	SVGA3DBLOCKDESC_RGBA_UNORM_SRGB = SVGA3DBLOCKDESC_RGBA_UNORM |
188 					  SVGA3DBLOCKDESC_SRGB,
189 	SVGA3DBLOCKDESC_RGBA_SINT  = SVGA3DBLOCKDESC_RED |
190 				     SVGA3DBLOCKDESC_GREEN |
191 				     SVGA3DBLOCKDESC_BLUE |
192 				     SVGA3DBLOCKDESC_ALPHA |
193 				     SVGA3DBLOCKDESC_SINT |
194 				     SVGA3DBLOCKDESC_COLOR,
195 	SVGA3DBLOCKDESC_RGBA_SNORM = SVGA3DBLOCKDESC_RGBA_SINT |
196 				     SVGA3DBLOCKDESC_NORM,
197 	SVGA3DBLOCKDESC_RGBA_FP    = SVGA3DBLOCKDESC_RED |
198 				     SVGA3DBLOCKDESC_GREEN |
199 				     SVGA3DBLOCKDESC_BLUE |
200 				     SVGA3DBLOCKDESC_ALPHA |
201 				     SVGA3DBLOCKDESC_FP |
202 				     SVGA3DBLOCKDESC_COLOR,
203 	SVGA3DBLOCKDESC_UV         = SVGA3DBLOCKDESC_U |
204 				     SVGA3DBLOCKDESC_V |
205 				     SVGA3DBLOCKDESC_BUMP,
206 	SVGA3DBLOCKDESC_UVL        = SVGA3DBLOCKDESC_UV |
207 				     SVGA3DBLOCKDESC_BUMP_L |
208 				     SVGA3DBLOCKDESC_MIXED |
209 				     SVGA3DBLOCKDESC_BUMP,
210 	SVGA3DBLOCKDESC_UVW        = SVGA3DBLOCKDESC_UV |
211 				     SVGA3DBLOCKDESC_W |
212 				     SVGA3DBLOCKDESC_BUMP,
213 	SVGA3DBLOCKDESC_UVWA       = SVGA3DBLOCKDESC_UVW |
214 				     SVGA3DBLOCKDESC_ALPHA |
215 				     SVGA3DBLOCKDESC_MIXED |
216 				     SVGA3DBLOCKDESC_BUMP,
217 	SVGA3DBLOCKDESC_UVWQ       = SVGA3DBLOCKDESC_U |
218 				     SVGA3DBLOCKDESC_V |
219 				     SVGA3DBLOCKDESC_W |
220 				     SVGA3DBLOCKDESC_Q |
221 				     SVGA3DBLOCKDESC_BUMP,
222 	SVGA3DBLOCKDESC_L_UNORM    = SVGA3DBLOCKDESC_LUMINANCE |
223 				     SVGA3DBLOCKDESC_UINT |
224 				     SVGA3DBLOCKDESC_NORM |
225 				     SVGA3DBLOCKDESC_COLOR,
226 	SVGA3DBLOCKDESC_LA_UNORM   = SVGA3DBLOCKDESC_LUMINANCE |
227 				     SVGA3DBLOCKDESC_ALPHA |
228 				     SVGA3DBLOCKDESC_UINT |
229 				     SVGA3DBLOCKDESC_NORM |
230 				     SVGA3DBLOCKDESC_COLOR,
231 	SVGA3DBLOCKDESC_R_FP       = SVGA3DBLOCKDESC_RED |
232 				     SVGA3DBLOCKDESC_FP |
233 				     SVGA3DBLOCKDESC_COLOR,
234 	SVGA3DBLOCKDESC_RG_FP      = SVGA3DBLOCKDESC_R_FP |
235 				     SVGA3DBLOCKDESC_GREEN |
236 				     SVGA3DBLOCKDESC_COLOR,
237 	SVGA3DBLOCKDESC_RGB_FP     = SVGA3DBLOCKDESC_RG_FP |
238 				     SVGA3DBLOCKDESC_BLUE |
239 				     SVGA3DBLOCKDESC_COLOR,
240 	SVGA3DBLOCKDESC_YUV        = SVGA3DBLOCKDESC_YUV_VIDEO |
241 				     SVGA3DBLOCKDESC_COLOR,
242 	SVGA3DBLOCKDESC_AYUV       = SVGA3DBLOCKDESC_ALPHA |
243 				     SVGA3DBLOCKDESC_YUV_VIDEO |
244 				     SVGA3DBLOCKDESC_COLOR,
245 	SVGA3DBLOCKDESC_RGB_EXP       = SVGA3DBLOCKDESC_RED |
246 					SVGA3DBLOCKDESC_GREEN |
247 					SVGA3DBLOCKDESC_BLUE |
248 					SVGA3DBLOCKDESC_EXP |
249 					SVGA3DBLOCKDESC_COLOR,
250 
251 	SVGA3DBLOCKDESC_COMP_TYPELESS = SVGA3DBLOCKDESC_COMPRESSED |
252 					SVGA3DBLOCKDESC_TYPELESS,
253 	SVGA3DBLOCKDESC_COMP_UNORM = SVGA3DBLOCKDESC_COMPRESSED |
254 				     SVGA3DBLOCKDESC_UINT |
255 				     SVGA3DBLOCKDESC_NORM |
256 				     SVGA3DBLOCKDESC_COLOR,
257 	SVGA3DBLOCKDESC_COMP_SNORM = SVGA3DBLOCKDESC_COMPRESSED |
258 				     SVGA3DBLOCKDESC_SINT |
259 				     SVGA3DBLOCKDESC_NORM |
260 				     SVGA3DBLOCKDESC_COLOR,
261 	SVGA3DBLOCKDESC_COMP_UNORM_SRGB = SVGA3DBLOCKDESC_COMP_UNORM |
262 					  SVGA3DBLOCKDESC_SRGB,
263 	SVGA3DBLOCKDESC_BC1_COMP_TYPELESS = SVGA3DBLOCKDESC_BC1 |
264 					    SVGA3DBLOCKDESC_COMP_TYPELESS,
265 	SVGA3DBLOCKDESC_BC1_COMP_UNORM = SVGA3DBLOCKDESC_BC1 |
266 					 SVGA3DBLOCKDESC_COMP_UNORM,
267 	SVGA3DBLOCKDESC_BC1_COMP_UNORM_SRGB = SVGA3DBLOCKDESC_BC1_COMP_UNORM |
268 					      SVGA3DBLOCKDESC_SRGB,
269 	SVGA3DBLOCKDESC_BC2_COMP_TYPELESS = SVGA3DBLOCKDESC_BC2 |
270 					    SVGA3DBLOCKDESC_COMP_TYPELESS,
271 	SVGA3DBLOCKDESC_BC2_COMP_UNORM = SVGA3DBLOCKDESC_BC2 |
272 					 SVGA3DBLOCKDESC_COMP_UNORM,
273 	SVGA3DBLOCKDESC_BC2_COMP_UNORM_SRGB = SVGA3DBLOCKDESC_BC2_COMP_UNORM |
274 					      SVGA3DBLOCKDESC_SRGB,
275 	SVGA3DBLOCKDESC_BC3_COMP_TYPELESS = SVGA3DBLOCKDESC_BC3 |
276 					    SVGA3DBLOCKDESC_COMP_TYPELESS,
277 	SVGA3DBLOCKDESC_BC3_COMP_UNORM = SVGA3DBLOCKDESC_BC3 |
278 					 SVGA3DBLOCKDESC_COMP_UNORM,
279 	SVGA3DBLOCKDESC_BC3_COMP_UNORM_SRGB = SVGA3DBLOCKDESC_BC3_COMP_UNORM |
280 					      SVGA3DBLOCKDESC_SRGB,
281 	SVGA3DBLOCKDESC_BC4_COMP_TYPELESS = SVGA3DBLOCKDESC_BC4 |
282 					    SVGA3DBLOCKDESC_COMP_TYPELESS,
283 	SVGA3DBLOCKDESC_BC4_COMP_UNORM = SVGA3DBLOCKDESC_BC4 |
284 					 SVGA3DBLOCKDESC_COMP_UNORM,
285 	SVGA3DBLOCKDESC_BC4_COMP_SNORM = SVGA3DBLOCKDESC_BC4 |
286 					 SVGA3DBLOCKDESC_COMP_SNORM,
287 	SVGA3DBLOCKDESC_BC5_COMP_TYPELESS = SVGA3DBLOCKDESC_BC5 |
288 					    SVGA3DBLOCKDESC_COMP_TYPELESS,
289 	SVGA3DBLOCKDESC_BC5_COMP_UNORM = SVGA3DBLOCKDESC_BC5 |
290 					 SVGA3DBLOCKDESC_COMP_UNORM,
291 	SVGA3DBLOCKDESC_BC5_COMP_SNORM = SVGA3DBLOCKDESC_BC5 |
292 					 SVGA3DBLOCKDESC_COMP_SNORM,
293 
294 	SVGA3DBLOCKDESC_NV12       = SVGA3DBLOCKDESC_YUV_VIDEO |
295 				     SVGA3DBLOCKDESC_PLANAR_YUV |
296 				     SVGA3DBLOCKDESC_2PLANAR_YUV |
297 				     SVGA3DBLOCKDESC_COLOR,
298 	SVGA3DBLOCKDESC_YV12       = SVGA3DBLOCKDESC_YUV_VIDEO |
299 				     SVGA3DBLOCKDESC_PLANAR_YUV |
300 				     SVGA3DBLOCKDESC_3PLANAR_YUV |
301 				     SVGA3DBLOCKDESC_COLOR,
302 
303 	SVGA3DBLOCKDESC_DEPTH_UINT = SVGA3DBLOCKDESC_DEPTH |
304 				     SVGA3DBLOCKDESC_UINT,
305 	SVGA3DBLOCKDESC_DEPTH_UNORM = SVGA3DBLOCKDESC_DEPTH_UINT |
306 				     SVGA3DBLOCKDESC_NORM,
307 	SVGA3DBLOCKDESC_DS      =    SVGA3DBLOCKDESC_DEPTH |
308 				     SVGA3DBLOCKDESC_STENCIL,
309 	SVGA3DBLOCKDESC_DS_UINT =    SVGA3DBLOCKDESC_DEPTH |
310 				     SVGA3DBLOCKDESC_STENCIL |
311 				     SVGA3DBLOCKDESC_UINT,
312 	SVGA3DBLOCKDESC_DS_UNORM =   SVGA3DBLOCKDESC_DS_UINT |
313 				     SVGA3DBLOCKDESC_NORM,
314 	SVGA3DBLOCKDESC_DEPTH_FP   = SVGA3DBLOCKDESC_DEPTH |
315 				     SVGA3DBLOCKDESC_FP,
316 
317 	SVGA3DBLOCKDESC_UV_UINT    = SVGA3DBLOCKDESC_UV |
318 				     SVGA3DBLOCKDESC_UINT,
319 	SVGA3DBLOCKDESC_UV_SNORM   = SVGA3DBLOCKDESC_UV |
320 				     SVGA3DBLOCKDESC_SINT |
321 				     SVGA3DBLOCKDESC_NORM,
322 	SVGA3DBLOCKDESC_UVCX_SNORM = SVGA3DBLOCKDESC_UV_SNORM |
323 				     SVGA3DBLOCKDESC_CX,
324 	SVGA3DBLOCKDESC_UVWQ_SNORM = SVGA3DBLOCKDESC_UVWQ |
325 				     SVGA3DBLOCKDESC_SINT |
326 				     SVGA3DBLOCKDESC_NORM,
327 };
328 
329 struct svga3d_channel_def {
330 	union {
331 		u8 blue;
332 		u8 w_bump;
333 		u8 l_bump;
334 		u8 uv_video;
335 		u8 u_video;
336 	};
337 	union {
338 		u8 green;
339 		u8 stencil;
340 		u8 v_bump;
341 		u8 v_video;
342 	};
343 	union {
344 		u8 red;
345 		u8 u_bump;
346 		u8 luminance;
347 		u8 y_video;
348 		u8 depth;
349 		u8 data;
350 	};
351 	union {
352 		u8 alpha;
353 		u8 q_bump;
354 		u8 exp;
355 	};
356 };
357 
358 /*
359  * struct svga3d_surface_desc - describes the actual pixel data.
360  *
361  * @format: Format
362  * @block_desc: Block description
363  * @block_size: Dimensions in pixels of a block
364  * @bytes_per_block: Size of block in bytes
365  * @pitch_bytes_per_block: Size of a block in bytes for purposes of pitch
366  * @bit_depth: Channel bit depths
367  * @bit_offset: Channel bit masks (in bits offset from the start of the pointer)
368  */
369 struct svga3d_surface_desc {
370 	SVGA3dSurfaceFormat format;
371 	enum svga3d_block_desc block_desc;
372 
373 	surf_size_struct block_size;
374 	u32 bytes_per_block;
375 	u32 pitch_bytes_per_block;
376 
377 	struct svga3d_channel_def bit_depth;
378 	struct svga3d_channel_def bit_offset;
379 };
380 
381 static const struct svga3d_surface_desc svga3d_surface_descs[] = {
382    {SVGA3D_FORMAT_INVALID, SVGA3DBLOCKDESC_NONE,
383       {1, 1, 1},  0, 0,
384       {{0}, {0}, {0}, {0}},
385       {{0}, {0}, {0}, {0}}},
386 
387    {SVGA3D_X8R8G8B8, SVGA3DBLOCKDESC_RGB_UNORM,
388       {1, 1, 1},  4, 4,
389       {{8}, {8}, {8}, {0}},
390       {{0}, {8}, {16}, {24}}},
391 
392    {SVGA3D_A8R8G8B8, SVGA3DBLOCKDESC_RGBA_UNORM,
393       {1, 1, 1},  4, 4,
394       {{8}, {8}, {8}, {8}},
395       {{0}, {8}, {16}, {24}}},
396 
397    {SVGA3D_R5G6B5, SVGA3DBLOCKDESC_RGB_UNORM,
398       {1, 1, 1},  2, 2,
399       {{5}, {6}, {5}, {0}},
400       {{0}, {5}, {11}, {0}}},
401 
402    {SVGA3D_X1R5G5B5, SVGA3DBLOCKDESC_RGB_UNORM,
403       {1, 1, 1},  2, 2,
404       {{5}, {5}, {5}, {0}},
405       {{0}, {5}, {10}, {0}}},
406 
407    {SVGA3D_A1R5G5B5, SVGA3DBLOCKDESC_RGBA_UNORM,
408       {1, 1, 1},  2, 2,
409       {{5}, {5}, {5}, {1}},
410       {{0}, {5}, {10}, {15}}},
411 
412    {SVGA3D_A4R4G4B4, SVGA3DBLOCKDESC_RGBA_UNORM,
413       {1, 1, 1},  2, 2,
414       {{4}, {4}, {4}, {4}},
415       {{0}, {4}, {8}, {12}}},
416 
417    {SVGA3D_Z_D32, SVGA3DBLOCKDESC_DEPTH_UNORM,
418       {1, 1, 1},  4, 4,
419       {{0}, {0}, {32}, {0}},
420       {{0}, {0}, {0}, {0}}},
421 
422    {SVGA3D_Z_D16, SVGA3DBLOCKDESC_DEPTH_UNORM,
423       {1, 1, 1},  2, 2,
424       {{0}, {0}, {16}, {0}},
425       {{0}, {0}, {0}, {0}}},
426 
427    {SVGA3D_Z_D24S8, SVGA3DBLOCKDESC_DS_UNORM,
428       {1, 1, 1},  4, 4,
429       {{0}, {8}, {24}, {0}},
430       {{0}, {0}, {8}, {0}}},
431 
432    {SVGA3D_Z_D15S1, SVGA3DBLOCKDESC_DS_UNORM,
433       {1, 1, 1},  2, 2,
434       {{0}, {1}, {15}, {0}},
435       {{0}, {0}, {1}, {0}}},
436 
437    {SVGA3D_LUMINANCE8, SVGA3DBLOCKDESC_L_UNORM,
438       {1, 1, 1},  1, 1,
439       {{0}, {0}, {8}, {0}},
440       {{0}, {0}, {0}, {0}}},
441 
442    {SVGA3D_LUMINANCE4_ALPHA4, SVGA3DBLOCKDESC_LA_UNORM,
443       {1, 1, 1},  1, 1,
444       {{0}, {0}, {4}, {4}},
445       {{0}, {0}, {0}, {4}}},
446 
447    {SVGA3D_LUMINANCE16, SVGA3DBLOCKDESC_L_UNORM,
448       {1, 1, 1},  2, 2,
449       {{0}, {0}, {16}, {0}},
450       {{0}, {0}, {0}, {0}}},
451 
452    {SVGA3D_LUMINANCE8_ALPHA8, SVGA3DBLOCKDESC_LA_UNORM,
453       {1, 1, 1},  2, 2,
454       {{0}, {0}, {8}, {8}},
455       {{0}, {0}, {0}, {8}}},
456 
457    {SVGA3D_DXT1, SVGA3DBLOCKDESC_BC1_COMP_UNORM,
458       {4, 4, 1},  8, 8,
459       {{0}, {0}, {64}, {0}},
460       {{0}, {0}, {0}, {0}}},
461 
462    {SVGA3D_DXT2, SVGA3DBLOCKDESC_BC2_COMP_UNORM,
463       {4, 4, 1},  16, 16,
464       {{0}, {0}, {128}, {0}},
465       {{0}, {0}, {0}, {0}}},
466 
467    {SVGA3D_DXT3, SVGA3DBLOCKDESC_BC2_COMP_UNORM,
468       {4, 4, 1},  16, 16,
469       {{0}, {0}, {128}, {0}},
470       {{0}, {0}, {0}, {0}}},
471 
472    {SVGA3D_DXT4, SVGA3DBLOCKDESC_BC3_COMP_UNORM,
473       {4, 4, 1},  16, 16,
474       {{0}, {0}, {128}, {0}},
475       {{0}, {0}, {0}, {0}}},
476 
477    {SVGA3D_DXT5, SVGA3DBLOCKDESC_BC3_COMP_UNORM,
478       {4, 4, 1},  16, 16,
479       {{0}, {0}, {128}, {0}},
480       {{0}, {0}, {0}, {0}}},
481 
482    {SVGA3D_BUMPU8V8, SVGA3DBLOCKDESC_UV_SNORM,
483       {1, 1, 1},  2, 2,
484       {{0}, {8}, {8}, {0}},
485       {{0}, {8}, {0}, {0}}},
486 
487    {SVGA3D_BUMPL6V5U5, SVGA3DBLOCKDESC_UVL,
488       {1, 1, 1},  2, 2,
489       {{6}, {5}, {5}, {0}},
490       {{10}, {5}, {0}, {0}}},
491 
492    {SVGA3D_BUMPX8L8V8U8, SVGA3DBLOCKDESC_UVL,
493       {1, 1, 1},  4, 4,
494       {{8}, {8}, {8}, {0}},
495       {{16}, {8}, {0}, {0}}},
496 
497    {SVGA3D_FORMAT_DEAD1, SVGA3DBLOCKDESC_UVL,
498       {1, 1, 1},  3, 3,
499       {{8}, {8}, {8}, {0}},
500       {{16}, {8}, {0}, {0}}},
501 
502    {SVGA3D_ARGB_S10E5, SVGA3DBLOCKDESC_RGBA_FP,
503       {1, 1, 1},  8, 8,
504       {{16}, {16}, {16}, {16}},
505       {{32}, {16}, {0}, {48}}},
506 
507    {SVGA3D_ARGB_S23E8, SVGA3DBLOCKDESC_RGBA_FP,
508       {1, 1, 1},  16, 16,
509       {{32}, {32}, {32}, {32}},
510       {{64}, {32}, {0}, {96}}},
511 
512    {SVGA3D_A2R10G10B10, SVGA3DBLOCKDESC_RGBA_UNORM,
513       {1, 1, 1},  4, 4,
514       {{10}, {10}, {10}, {2}},
515       {{0}, {10}, {20}, {30}}},
516 
517    {SVGA3D_V8U8, SVGA3DBLOCKDESC_UV_SNORM,
518       {1, 1, 1},  2, 2,
519       {{0}, {8}, {8}, {0}},
520       {{0}, {8}, {0}, {0}}},
521 
522    {SVGA3D_Q8W8V8U8, SVGA3DBLOCKDESC_UVWQ_SNORM,
523       {1, 1, 1},  4, 4,
524       {{8}, {8}, {8}, {8}},
525       {{16}, {8}, {0}, {24}}},
526 
527    {SVGA3D_CxV8U8, SVGA3DBLOCKDESC_UVCX_SNORM,
528       {1, 1, 1},  2, 2,
529       {{0}, {8}, {8}, {0}},
530       {{0}, {8}, {0}, {0}}},
531 
532    {SVGA3D_X8L8V8U8, SVGA3DBLOCKDESC_UVL,
533       {1, 1, 1},  4, 4,
534       {{8}, {8}, {8}, {0}},
535       {{16}, {8}, {0}, {0}}},
536 
537    {SVGA3D_A2W10V10U10, SVGA3DBLOCKDESC_UVWA,
538       {1, 1, 1},  4, 4,
539       {{10}, {10}, {10}, {2}},
540       {{20}, {10}, {0}, {30}}},
541 
542    {SVGA3D_ALPHA8, SVGA3DBLOCKDESC_A_UNORM,
543       {1, 1, 1},  1, 1,
544       {{0}, {0}, {0}, {8}},
545       {{0}, {0}, {0}, {0}}},
546 
547    {SVGA3D_R_S10E5, SVGA3DBLOCKDESC_R_FP,
548       {1, 1, 1},  2, 2,
549       {{0}, {0}, {16}, {0}},
550       {{0}, {0}, {0}, {0}}},
551 
552    {SVGA3D_R_S23E8, SVGA3DBLOCKDESC_R_FP,
553       {1, 1, 1},  4, 4,
554       {{0}, {0}, {32}, {0}},
555       {{0}, {0}, {0}, {0}}},
556 
557    {SVGA3D_RG_S10E5, SVGA3DBLOCKDESC_RG_FP,
558       {1, 1, 1},  4, 4,
559       {{0}, {16}, {16}, {0}},
560       {{0}, {16}, {0}, {0}}},
561 
562    {SVGA3D_RG_S23E8, SVGA3DBLOCKDESC_RG_FP,
563       {1, 1, 1},  8, 8,
564       {{0}, {32}, {32}, {0}},
565       {{0}, {32}, {0}, {0}}},
566 
567    {SVGA3D_BUFFER, SVGA3DBLOCKDESC_BUFFER,
568       {1, 1, 1},  1, 1,
569       {{0}, {0}, {8}, {0}},
570       {{0}, {0}, {0}, {0}}},
571 
572    {SVGA3D_Z_D24X8, SVGA3DBLOCKDESC_DEPTH_UNORM,
573       {1, 1, 1},  4, 4,
574       {{0}, {0}, {24}, {0}},
575       {{0}, {0}, {8}, {0}}},
576 
577    {SVGA3D_V16U16, SVGA3DBLOCKDESC_UV_SNORM,
578       {1, 1, 1},  4, 4,
579       {{0}, {16}, {16}, {0}},
580       {{0}, {16}, {0}, {0}}},
581 
582    {SVGA3D_G16R16, SVGA3DBLOCKDESC_RG_UNORM,
583       {1, 1, 1},  4, 4,
584       {{0}, {16}, {16}, {0}},
585       {{0}, {16}, {0}, {0}}},
586 
587    {SVGA3D_A16B16G16R16, SVGA3DBLOCKDESC_RGBA_UNORM,
588       {1, 1, 1},  8, 8,
589       {{16}, {16}, {16}, {16}},
590       {{32}, {16}, {0}, {48}}},
591 
592    {SVGA3D_UYVY, SVGA3DBLOCKDESC_YUV,
593       {2, 1, 1},  4, 4,
594       {{8}, {0}, {8}, {0}},
595       {{0}, {0}, {8}, {0}}},
596 
597    {SVGA3D_YUY2, SVGA3DBLOCKDESC_YUV,
598       {2, 1, 1},  4, 4,
599       {{8}, {0}, {8}, {0}},
600       {{8}, {0}, {0}, {0}}},
601 
602    {SVGA3D_NV12, SVGA3DBLOCKDESC_NV12,
603       {2, 2, 1},  6, 2,
604       {{0}, {0}, {48}, {0}},
605       {{0}, {0}, {0}, {0}}},
606 
607    {SVGA3D_AYUV, SVGA3DBLOCKDESC_AYUV,
608       {1, 1, 1},  4, 4,
609       {{8}, {8}, {8}, {8}},
610       {{0}, {8}, {16}, {24}}},
611 
612    {SVGA3D_R32G32B32A32_TYPELESS, SVGA3DBLOCKDESC_TYPELESS,
613       {1, 1, 1},  16, 16,
614       {{32}, {32}, {32}, {32}},
615       {{64}, {32}, {0}, {96}}},
616 
617    {SVGA3D_R32G32B32A32_UINT, SVGA3DBLOCKDESC_RGBA_UINT,
618       {1, 1, 1},  16, 16,
619       {{32}, {32}, {32}, {32}},
620       {{64}, {32}, {0}, {96}}},
621 
622    {SVGA3D_R32G32B32A32_SINT, SVGA3DBLOCKDESC_RGBA_SINT,
623       {1, 1, 1},  16, 16,
624       {{32}, {32}, {32}, {32}},
625       {{64}, {32}, {0}, {96}}},
626 
627    {SVGA3D_R32G32B32_TYPELESS, SVGA3DBLOCKDESC_TYPELESS,
628       {1, 1, 1},  12, 12,
629       {{32}, {32}, {32}, {0}},
630       {{64}, {32}, {0}, {0}}},
631 
632    {SVGA3D_R32G32B32_FLOAT, SVGA3DBLOCKDESC_RGB_FP,
633       {1, 1, 1},  12, 12,
634       {{32}, {32}, {32}, {0}},
635       {{64}, {32}, {0}, {0}}},
636 
637    {SVGA3D_R32G32B32_UINT, SVGA3DBLOCKDESC_RGB_UINT,
638       {1, 1, 1},  12, 12,
639       {{32}, {32}, {32}, {0}},
640       {{64}, {32}, {0}, {0}}},
641 
642    {SVGA3D_R32G32B32_SINT, SVGA3DBLOCKDESC_RGB_SINT,
643       {1, 1, 1},  12, 12,
644       {{32}, {32}, {32}, {0}},
645       {{64}, {32}, {0}, {0}}},
646 
647    {SVGA3D_R16G16B16A16_TYPELESS, SVGA3DBLOCKDESC_TYPELESS,
648       {1, 1, 1},  8, 8,
649       {{16}, {16}, {16}, {16}},
650       {{32}, {16}, {0}, {48}}},
651 
652    {SVGA3D_R16G16B16A16_UINT, SVGA3DBLOCKDESC_RGBA_UINT,
653       {1, 1, 1},  8, 8,
654       {{16}, {16}, {16}, {16}},
655       {{32}, {16}, {0}, {48}}},
656 
657    {SVGA3D_R16G16B16A16_SNORM, SVGA3DBLOCKDESC_RGBA_SNORM,
658       {1, 1, 1},  8, 8,
659       {{16}, {16}, {16}, {16}},
660       {{32}, {16}, {0}, {48}}},
661 
662    {SVGA3D_R16G16B16A16_SINT, SVGA3DBLOCKDESC_RGBA_SINT,
663       {1, 1, 1},  8, 8,
664       {{16}, {16}, {16}, {16}},
665       {{32}, {16}, {0}, {48}}},
666 
667    {SVGA3D_R32G32_TYPELESS, SVGA3DBLOCKDESC_TYPELESS,
668       {1, 1, 1},  8, 8,
669       {{0}, {32}, {32}, {0}},
670       {{0}, {32}, {0}, {0}}},
671 
672    {SVGA3D_R32G32_UINT, SVGA3DBLOCKDESC_RG_UINT,
673       {1, 1, 1},  8, 8,
674       {{0}, {32}, {32}, {0}},
675       {{0}, {32}, {0}, {0}}},
676 
677    {SVGA3D_R32G32_SINT, SVGA3DBLOCKDESC_RG_SINT,
678       {1, 1, 1},  8, 8,
679       {{0}, {32}, {32}, {0}},
680       {{0}, {32}, {0}, {0}}},
681 
682    {SVGA3D_R32G8X24_TYPELESS, SVGA3DBLOCKDESC_TYPELESS,
683       {1, 1, 1},  8, 8,
684       {{0}, {8}, {32}, {0}},
685       {{0}, {32}, {0}, {0}}},
686 
687    {SVGA3D_D32_FLOAT_S8X24_UINT, SVGA3DBLOCKDESC_DS,
688       {1, 1, 1},  8, 8,
689       {{0}, {8}, {32}, {0}},
690       {{0}, {32}, {0}, {0}}},
691 
692    {SVGA3D_R32_FLOAT_X8X24, SVGA3DBLOCKDESC_R_FP,
693       {1, 1, 1},  8, 8,
694       {{0}, {0}, {32}, {0}},
695       {{0}, {0}, {0}, {0}}},
696 
697    {SVGA3D_X32_G8X24_UINT, SVGA3DBLOCKDESC_G_UINT,
698       {1, 1, 1},  8, 8,
699       {{0}, {8}, {0}, {0}},
700       {{0}, {32}, {0}, {0}}},
701 
702    {SVGA3D_R10G10B10A2_TYPELESS, SVGA3DBLOCKDESC_TYPELESS,
703       {1, 1, 1},  4, 4,
704       {{10}, {10}, {10}, {2}},
705       {{20}, {10}, {0}, {30}}},
706 
707    {SVGA3D_R10G10B10A2_UINT, SVGA3DBLOCKDESC_RGBA_UINT,
708       {1, 1, 1},  4, 4,
709       {{10}, {10}, {10}, {2}},
710       {{20}, {10}, {0}, {30}}},
711 
712    {SVGA3D_R11G11B10_FLOAT, SVGA3DBLOCKDESC_RGB_FP,
713       {1, 1, 1},  4, 4,
714       {{10}, {11}, {11}, {0}},
715       {{22}, {11}, {0}, {0}}},
716 
717    {SVGA3D_R8G8B8A8_TYPELESS, SVGA3DBLOCKDESC_TYPELESS,
718       {1, 1, 1},  4, 4,
719       {{8}, {8}, {8}, {8}},
720       {{16}, {8}, {0}, {24}}},
721 
722    {SVGA3D_R8G8B8A8_UNORM, SVGA3DBLOCKDESC_RGBA_UNORM,
723       {1, 1, 1},  4, 4,
724       {{8}, {8}, {8}, {8}},
725       {{16}, {8}, {0}, {24}}},
726 
727    {SVGA3D_R8G8B8A8_UNORM_SRGB, SVGA3DBLOCKDESC_RGBA_UNORM_SRGB,
728       {1, 1, 1},  4, 4,
729       {{8}, {8}, {8}, {8}},
730       {{16}, {8}, {0}, {24}}},
731 
732    {SVGA3D_R8G8B8A8_UINT, SVGA3DBLOCKDESC_RGBA_UINT,
733       {1, 1, 1},  4, 4,
734       {{8}, {8}, {8}, {8}},
735       {{16}, {8}, {0}, {24}}},
736 
737    {SVGA3D_R8G8B8A8_SINT, SVGA3DBLOCKDESC_RGBA_SINT,
738       {1, 1, 1},  4, 4,
739       {{8}, {8}, {8}, {8}},
740       {{16}, {8}, {0}, {24}}},
741 
742    {SVGA3D_R16G16_TYPELESS, SVGA3DBLOCKDESC_TYPELESS,
743       {1, 1, 1},  4, 4,
744       {{0}, {16}, {16}, {0}},
745       {{0}, {16}, {0}, {0}}},
746 
747    {SVGA3D_R16G16_UINT, SVGA3DBLOCKDESC_RG_UINT,
748       {1, 1, 1},  4, 4,
749       {{0}, {16}, {16}, {0}},
750       {{0}, {16}, {0}, {0}}},
751 
752    {SVGA3D_R16G16_SINT, SVGA3DBLOCKDESC_RG_SINT,
753       {1, 1, 1},  4, 4,
754       {{0}, {16}, {16}, {0}},
755       {{0}, {16}, {0}, {0}}},
756 
757    {SVGA3D_R32_TYPELESS, SVGA3DBLOCKDESC_TYPELESS,
758       {1, 1, 1},  4, 4,
759       {{0}, {0}, {32}, {0}},
760       {{0}, {0}, {0}, {0}}},
761 
762    {SVGA3D_D32_FLOAT, SVGA3DBLOCKDESC_DEPTH_FP,
763       {1, 1, 1},  4, 4,
764       {{0}, {0}, {32}, {0}},
765       {{0}, {0}, {0}, {0}}},
766 
767    {SVGA3D_R32_UINT, SVGA3DBLOCKDESC_R_UINT,
768       {1, 1, 1},  4, 4,
769       {{0}, {0}, {32}, {0}},
770       {{0}, {0}, {0}, {0}}},
771 
772    {SVGA3D_R32_SINT, SVGA3DBLOCKDESC_R_SINT,
773       {1, 1, 1},  4, 4,
774       {{0}, {0}, {32}, {0}},
775       {{0}, {0}, {0}, {0}}},
776 
777    {SVGA3D_R24G8_TYPELESS, SVGA3DBLOCKDESC_TYPELESS,
778       {1, 1, 1},  4, 4,
779       {{0}, {8}, {24}, {0}},
780       {{0}, {24}, {0}, {0}}},
781 
782    {SVGA3D_D24_UNORM_S8_UINT, SVGA3DBLOCKDESC_DS_UNORM,
783       {1, 1, 1},  4, 4,
784       {{0}, {8}, {24}, {0}},
785       {{0}, {24}, {0}, {0}}},
786 
787    {SVGA3D_R24_UNORM_X8, SVGA3DBLOCKDESC_R_UNORM,
788       {1, 1, 1},  4, 4,
789       {{0}, {0}, {24}, {0}},
790       {{0}, {0}, {0}, {0}}},
791 
792    {SVGA3D_X24_G8_UINT, SVGA3DBLOCKDESC_G_UINT,
793       {1, 1, 1},  4, 4,
794       {{0}, {8}, {0}, {0}},
795       {{0}, {24}, {0}, {0}}},
796 
797    {SVGA3D_R8G8_TYPELESS, SVGA3DBLOCKDESC_TYPELESS,
798       {1, 1, 1},  2, 2,
799       {{0}, {8}, {8}, {0}},
800       {{0}, {8}, {0}, {0}}},
801 
802    {SVGA3D_R8G8_UNORM, SVGA3DBLOCKDESC_RG_UNORM,
803       {1, 1, 1},  2, 2,
804       {{0}, {8}, {8}, {0}},
805       {{0}, {8}, {0}, {0}}},
806 
807    {SVGA3D_R8G8_UINT, SVGA3DBLOCKDESC_RG_UINT,
808       {1, 1, 1},  2, 2,
809       {{0}, {8}, {8}, {0}},
810       {{0}, {8}, {0}, {0}}},
811 
812    {SVGA3D_R8G8_SINT, SVGA3DBLOCKDESC_RG_SINT,
813       {1, 1, 1},  2, 2,
814       {{0}, {8}, {8}, {0}},
815       {{0}, {8}, {0}, {0}}},
816 
817    {SVGA3D_R16_TYPELESS, SVGA3DBLOCKDESC_TYPELESS,
818       {1, 1, 1},  2, 2,
819       {{0}, {0}, {16}, {0}},
820       {{0}, {0}, {0}, {0}}},
821 
822    {SVGA3D_R16_UNORM, SVGA3DBLOCKDESC_R_UNORM,
823       {1, 1, 1},  2, 2,
824       {{0}, {0}, {16}, {0}},
825       {{0}, {0}, {0}, {0}}},
826 
827    {SVGA3D_R16_UINT, SVGA3DBLOCKDESC_R_UINT,
828       {1, 1, 1},  2, 2,
829       {{0}, {0}, {16}, {0}},
830       {{0}, {0}, {0}, {0}}},
831 
832    {SVGA3D_R16_SNORM, SVGA3DBLOCKDESC_R_SNORM,
833       {1, 1, 1},  2, 2,
834       {{0}, {0}, {16}, {0}},
835       {{0}, {0}, {0}, {0}}},
836 
837    {SVGA3D_R16_SINT, SVGA3DBLOCKDESC_R_SINT,
838       {1, 1, 1},  2, 2,
839       {{0}, {0}, {16}, {0}},
840       {{0}, {0}, {0}, {0}}},
841 
842    {SVGA3D_R8_TYPELESS, SVGA3DBLOCKDESC_TYPELESS,
843       {1, 1, 1},  1, 1,
844       {{0}, {0}, {8}, {0}},
845       {{0}, {0}, {0}, {0}}},
846 
847    {SVGA3D_R8_UNORM, SVGA3DBLOCKDESC_R_UNORM,
848       {1, 1, 1},  1, 1,
849       {{0}, {0}, {8}, {0}},
850       {{0}, {0}, {0}, {0}}},
851 
852    {SVGA3D_R8_UINT, SVGA3DBLOCKDESC_R_UINT,
853       {1, 1, 1},  1, 1,
854       {{0}, {0}, {8}, {0}},
855       {{0}, {0}, {0}, {0}}},
856 
857    {SVGA3D_R8_SNORM, SVGA3DBLOCKDESC_R_SNORM,
858       {1, 1, 1},  1, 1,
859       {{0}, {0}, {8}, {0}},
860       {{0}, {0}, {0}, {0}}},
861 
862    {SVGA3D_R8_SINT, SVGA3DBLOCKDESC_R_SINT,
863       {1, 1, 1},  1, 1,
864       {{0}, {0}, {8}, {0}},
865       {{0}, {0}, {0}, {0}}},
866 
867    {SVGA3D_P8, SVGA3DBLOCKDESC_NONE,
868       {1, 1, 1},  1, 1,
869       {{0}, {0}, {8}, {0}},
870       {{0}, {0}, {0}, {0}}},
871 
872    {SVGA3D_R9G9B9E5_SHAREDEXP, SVGA3DBLOCKDESC_RGB_EXP,
873       {1, 1, 1},  4, 4,
874       {{9}, {9}, {9}, {5}},
875       {{18}, {9}, {0}, {27}}},
876 
877    {SVGA3D_R8G8_B8G8_UNORM, SVGA3DBLOCKDESC_NONE,
878       {2, 1, 1},  4, 4,
879       {{0}, {8}, {8}, {0}},
880       {{0}, {0}, {8}, {0}}},
881 
882    {SVGA3D_G8R8_G8B8_UNORM, SVGA3DBLOCKDESC_NONE,
883       {2, 1, 1},  4, 4,
884       {{0}, {8}, {8}, {0}},
885       {{0}, {8}, {0}, {0}}},
886 
887    {SVGA3D_BC1_TYPELESS, SVGA3DBLOCKDESC_BC1_COMP_TYPELESS,
888       {4, 4, 1},  8, 8,
889       {{0}, {0}, {64}, {0}},
890       {{0}, {0}, {0}, {0}}},
891 
892    {SVGA3D_BC1_UNORM_SRGB, SVGA3DBLOCKDESC_BC1_COMP_UNORM_SRGB,
893       {4, 4, 1},  8, 8,
894       {{0}, {0}, {64}, {0}},
895       {{0}, {0}, {0}, {0}}},
896 
897    {SVGA3D_BC2_TYPELESS, SVGA3DBLOCKDESC_BC2_COMP_TYPELESS,
898       {4, 4, 1},  16, 16,
899       {{0}, {0}, {128}, {0}},
900       {{0}, {0}, {0}, {0}}},
901 
902    {SVGA3D_BC2_UNORM_SRGB, SVGA3DBLOCKDESC_BC2_COMP_UNORM_SRGB,
903       {4, 4, 1},  16, 16,
904       {{0}, {0}, {128}, {0}},
905       {{0}, {0}, {0}, {0}}},
906 
907    {SVGA3D_BC3_TYPELESS, SVGA3DBLOCKDESC_BC3_COMP_TYPELESS,
908       {4, 4, 1},  16, 16,
909       {{0}, {0}, {128}, {0}},
910       {{0}, {0}, {0}, {0}}},
911 
912    {SVGA3D_BC3_UNORM_SRGB, SVGA3DBLOCKDESC_BC3_COMP_UNORM_SRGB,
913       {4, 4, 1},  16, 16,
914       {{0}, {0}, {128}, {0}},
915       {{0}, {0}, {0}, {0}}},
916 
917    {SVGA3D_BC4_TYPELESS, SVGA3DBLOCKDESC_BC4_COMP_TYPELESS,
918       {4, 4, 1},  8, 8,
919       {{0}, {0}, {64}, {0}},
920       {{0}, {0}, {0}, {0}}},
921 
922    {SVGA3D_ATI1, SVGA3DBLOCKDESC_BC4_COMP_UNORM,
923       {4, 4, 1},  8, 8,
924       {{0}, {0}, {64}, {0}},
925       {{0}, {0}, {0}, {0}}},
926 
927    {SVGA3D_BC4_SNORM, SVGA3DBLOCKDESC_BC4_COMP_SNORM,
928       {4, 4, 1},  8, 8,
929       {{0}, {0}, {64}, {0}},
930       {{0}, {0}, {0}, {0}}},
931 
932    {SVGA3D_BC5_TYPELESS, SVGA3DBLOCKDESC_BC5_COMP_TYPELESS,
933       {4, 4, 1},  16, 16,
934       {{0}, {0}, {128}, {0}},
935       {{0}, {0}, {0}, {0}}},
936 
937    {SVGA3D_ATI2, SVGA3DBLOCKDESC_BC5_COMP_UNORM,
938       {4, 4, 1},  16, 16,
939       {{0}, {0}, {128}, {0}},
940       {{0}, {0}, {0}, {0}}},
941 
942    {SVGA3D_BC5_SNORM, SVGA3DBLOCKDESC_BC5_COMP_SNORM,
943       {4, 4, 1},  16, 16,
944       {{0}, {0}, {128}, {0}},
945       {{0}, {0}, {0}, {0}}},
946 
947    {SVGA3D_R10G10B10_XR_BIAS_A2_UNORM, SVGA3DBLOCKDESC_RGBA_UNORM,
948       {1, 1, 1},  4, 4,
949       {{10}, {10}, {10}, {2}},
950      {{20}, {10}, {0}, {30}}},
951 
952    {SVGA3D_B8G8R8A8_TYPELESS, SVGA3DBLOCKDESC_TYPELESS,
953       {1, 1, 1},  4, 4,
954       {{8}, {8}, {8}, {8}},
955       {{0}, {8}, {16}, {24}}},
956 
957    {SVGA3D_B8G8R8A8_UNORM_SRGB, SVGA3DBLOCKDESC_RGBA_UNORM_SRGB,
958       {1, 1, 1},  4, 4,
959       {{8}, {8}, {8}, {8}},
960       {{0}, {8}, {16}, {24}}},
961 
962    {SVGA3D_B8G8R8X8_TYPELESS, SVGA3DBLOCKDESC_TYPELESS,
963       {1, 1, 1},  4, 4,
964       {{8}, {8}, {8}, {0}},
965       {{0}, {8}, {16}, {24}}},
966 
967    {SVGA3D_B8G8R8X8_UNORM_SRGB, SVGA3DBLOCKDESC_RGB_UNORM_SRGB,
968       {1, 1, 1},  4, 4,
969       {{8}, {8}, {8}, {0}},
970       {{0}, {8}, {16}, {24}}},
971 
972    {SVGA3D_Z_DF16, SVGA3DBLOCKDESC_DEPTH_UNORM,
973       {1, 1, 1},  2, 2,
974       {{0}, {0}, {16}, {0}},
975       {{0}, {0}, {0}, {0}}},
976 
977    {SVGA3D_Z_DF24, SVGA3DBLOCKDESC_DEPTH_UNORM,
978       {1, 1, 1},  4, 4,
979       {{0}, {0}, {24}, {0}},
980       {{0}, {0}, {8}, {0}}},
981 
982    {SVGA3D_Z_D24S8_INT, SVGA3DBLOCKDESC_DS_UNORM,
983       {1, 1, 1},  4, 4,
984       {{0}, {8}, {24}, {0}},
985       {{0}, {0}, {8}, {0}}},
986 
987    {SVGA3D_YV12, SVGA3DBLOCKDESC_YV12,
988       {2, 2, 1},  6, 2,
989       {{0}, {0}, {48}, {0}},
990       {{0}, {0}, {0}, {0}}},
991 
992    {SVGA3D_R32G32B32A32_FLOAT, SVGA3DBLOCKDESC_RGBA_FP,
993       {1, 1, 1},  16, 16,
994       {{32}, {32}, {32}, {32}},
995       {{64}, {32}, {0}, {96}}},
996 
997    {SVGA3D_R16G16B16A16_FLOAT, SVGA3DBLOCKDESC_RGBA_FP,
998       {1, 1, 1},  8, 8,
999       {{16}, {16}, {16}, {16}},
1000       {{32}, {16}, {0}, {48}}},
1001 
1002    {SVGA3D_R16G16B16A16_UNORM, SVGA3DBLOCKDESC_RGBA_UNORM,
1003       {1, 1, 1},  8, 8,
1004       {{16}, {16}, {16}, {16}},
1005       {{32}, {16}, {0}, {48}}},
1006 
1007    {SVGA3D_R32G32_FLOAT, SVGA3DBLOCKDESC_RG_FP,
1008       {1, 1, 1},  8, 8,
1009       {{0}, {32}, {32}, {0}},
1010       {{0}, {32}, {0}, {0}}},
1011 
1012    {SVGA3D_R10G10B10A2_UNORM, SVGA3DBLOCKDESC_RGBA_UNORM,
1013       {1, 1, 1},  4, 4,
1014       {{10}, {10}, {10}, {2}},
1015       {{20}, {10}, {0}, {30}}},
1016 
1017    {SVGA3D_R8G8B8A8_SNORM, SVGA3DBLOCKDESC_RGBA_SNORM,
1018       {1, 1, 1},  4, 4,
1019       {{8}, {8}, {8}, {8}},
1020       {{16}, {8}, {0}, {24}}},
1021 
1022    {SVGA3D_R16G16_FLOAT, SVGA3DBLOCKDESC_RG_FP,
1023       {1, 1, 1},  4, 4,
1024       {{0}, {16}, {16}, {0}},
1025       {{0}, {16}, {0}, {0}}},
1026 
1027    {SVGA3D_R16G16_UNORM, SVGA3DBLOCKDESC_RG_UNORM,
1028       {1, 1, 1},  4, 4,
1029       {{0}, {16}, {16}, {0}},
1030       {{0}, {16}, {0}, {0}}},
1031 
1032    {SVGA3D_R16G16_SNORM, SVGA3DBLOCKDESC_RG_SNORM,
1033       {1, 1, 1},  4, 4,
1034       {{0}, {16}, {16}, {0}},
1035       {{0}, {16}, {0}, {0}}},
1036 
1037    {SVGA3D_R32_FLOAT, SVGA3DBLOCKDESC_R_FP,
1038       {1, 1, 1},  4, 4,
1039       {{0}, {0}, {32}, {0}},
1040       {{0}, {0}, {0}, {0}}},
1041 
1042    {SVGA3D_R8G8_SNORM, SVGA3DBLOCKDESC_RG_SNORM,
1043       {1, 1, 1},  2, 2,
1044       {{0}, {8}, {8}, {0}},
1045       {{0}, {8}, {0}, {0}}},
1046 
1047    {SVGA3D_R16_FLOAT, SVGA3DBLOCKDESC_R_FP,
1048       {1, 1, 1},  2, 2,
1049       {{0}, {0}, {16}, {0}},
1050       {{0}, {0}, {0}, {0}}},
1051 
1052    {SVGA3D_D16_UNORM, SVGA3DBLOCKDESC_DEPTH_UNORM,
1053       {1, 1, 1},  2, 2,
1054       {{0}, {0}, {16}, {0}},
1055       {{0}, {0}, {0}, {0}}},
1056 
1057    {SVGA3D_A8_UNORM, SVGA3DBLOCKDESC_A_UNORM,
1058       {1, 1, 1},  1, 1,
1059       {{0}, {0}, {0}, {8}},
1060       {{0}, {0}, {0}, {0}}},
1061 
1062    {SVGA3D_BC1_UNORM, SVGA3DBLOCKDESC_BC1_COMP_UNORM,
1063       {4, 4, 1},  8, 8,
1064       {{0}, {0}, {64}, {0}},
1065       {{0}, {0}, {0}, {0}}},
1066 
1067    {SVGA3D_BC2_UNORM, SVGA3DBLOCKDESC_BC2_COMP_UNORM,
1068       {4, 4, 1},  16, 16,
1069       {{0}, {0}, {128}, {0}},
1070       {{0}, {0}, {0}, {0}}},
1071 
1072    {SVGA3D_BC3_UNORM, SVGA3DBLOCKDESC_BC3_COMP_UNORM,
1073       {4, 4, 1},  16, 16,
1074       {{0}, {0}, {128}, {0}},
1075       {{0}, {0}, {0}, {0}}},
1076 
1077    {SVGA3D_B5G6R5_UNORM, SVGA3DBLOCKDESC_RGB_UNORM,
1078       {1, 1, 1},  2, 2,
1079       {{5}, {6}, {5}, {0}},
1080       {{0}, {5}, {11}, {0}}},
1081 
1082    {SVGA3D_B5G5R5A1_UNORM, SVGA3DBLOCKDESC_RGBA_UNORM,
1083       {1, 1, 1},  2, 2,
1084       {{5}, {5}, {5}, {1}},
1085       {{0}, {5}, {10}, {15}}},
1086 
1087    {SVGA3D_B8G8R8A8_UNORM, SVGA3DBLOCKDESC_RGBA_UNORM,
1088       {1, 1, 1},  4, 4,
1089       {{8}, {8}, {8}, {8}},
1090       {{0}, {8}, {16}, {24}}},
1091 
1092    {SVGA3D_B8G8R8X8_UNORM, SVGA3DBLOCKDESC_RGB_UNORM,
1093       {1, 1, 1},  4, 4,
1094       {{8}, {8}, {8}, {0}},
1095       {{0}, {8}, {16}, {24}}},
1096 
1097    {SVGA3D_BC4_UNORM, SVGA3DBLOCKDESC_BC4_COMP_UNORM,
1098       {4, 4, 1},  8, 8,
1099       {{0}, {0}, {64}, {0}},
1100       {{0}, {0}, {0}, {0}}},
1101 
1102    {SVGA3D_BC5_UNORM, SVGA3DBLOCKDESC_BC5_COMP_UNORM,
1103       {4, 4, 1},  16, 16,
1104       {{0}, {0}, {128}, {0}},
1105       {{0}, {0}, {0}, {0}}},
1106 };
1107 
1108 static inline u32 clamped_umul32(u32 a, u32 b)
1109 {
1110 	uint64_t tmp = (uint64_t) a*b;
1111 	return (tmp > (uint64_t) ((u32) -1)) ? (u32) -1 : tmp;
1112 }
1113 
1114 /**
1115  * svga3dsurface_get_desc - Look up the appropriate SVGA3dSurfaceDesc for the
1116  * given format.
1117  */
1118 static inline const struct svga3d_surface_desc *
1119 svga3dsurface_get_desc(SVGA3dSurfaceFormat format)
1120 {
1121 	if (format < ARRAY_SIZE(svga3d_surface_descs))
1122 		return &svga3d_surface_descs[format];
1123 
1124 	return &svga3d_surface_descs[SVGA3D_FORMAT_INVALID];
1125 }
1126 
1127 /**
1128  * svga3dsurface_get_mip_size -  Given a base level size and the mip level,
1129  * compute the size of the mip level.
1130  */
1131 static inline surf_size_struct
1132 svga3dsurface_get_mip_size(surf_size_struct base_level, u32 mip_level)
1133 {
1134 	surf_size_struct size;
1135 
1136 	size.width = max_t(u32, base_level.width >> mip_level, 1);
1137 	size.height = max_t(u32, base_level.height >> mip_level, 1);
1138 	size.depth = max_t(u32, base_level.depth >> mip_level, 1);
1139 	size.pad64 = 0;
1140 
1141 	return size;
1142 }
1143 
1144 static inline void
1145 svga3dsurface_get_size_in_blocks(const struct svga3d_surface_desc *desc,
1146 				 const surf_size_struct *pixel_size,
1147 				 surf_size_struct *block_size)
1148 {
1149 	block_size->width = __KERNEL_DIV_ROUND_UP(pixel_size->width,
1150 						  desc->block_size.width);
1151 	block_size->height = __KERNEL_DIV_ROUND_UP(pixel_size->height,
1152 						   desc->block_size.height);
1153 	block_size->depth = __KERNEL_DIV_ROUND_UP(pixel_size->depth,
1154 						  desc->block_size.depth);
1155 }
1156 
1157 static inline bool
1158 svga3dsurface_is_planar_surface(const struct svga3d_surface_desc *desc)
1159 {
1160 	return (desc->block_desc & SVGA3DBLOCKDESC_PLANAR_YUV) != 0;
1161 }
1162 
1163 static inline u32
1164 svga3dsurface_calculate_pitch(const struct svga3d_surface_desc *desc,
1165 			      const surf_size_struct *size)
1166 {
1167 	u32 pitch;
1168 	surf_size_struct blocks;
1169 
1170 	svga3dsurface_get_size_in_blocks(desc, size, &blocks);
1171 
1172 	pitch = blocks.width * desc->pitch_bytes_per_block;
1173 
1174 	return pitch;
1175 }
1176 
1177 /**
1178  * svga3dsurface_get_image_buffer_size - Calculates image buffer size.
1179  *
1180  * Return the number of bytes of buffer space required to store one image of a
1181  * surface, optionally using the specified pitch.
1182  *
1183  * If pitch is zero, it is assumed that rows are tightly packed.
1184  *
1185  * This function is overflow-safe. If the result would have overflowed, instead
1186  * we return MAX_UINT32.
1187  */
1188 static inline u32
1189 svga3dsurface_get_image_buffer_size(const struct svga3d_surface_desc *desc,
1190 				    const surf_size_struct *size,
1191 				    u32 pitch)
1192 {
1193 	surf_size_struct image_blocks;
1194 	u32 slice_size, total_size;
1195 
1196 	svga3dsurface_get_size_in_blocks(desc, size, &image_blocks);
1197 
1198 	if (svga3dsurface_is_planar_surface(desc)) {
1199 		total_size = clamped_umul32(image_blocks.width,
1200 					    image_blocks.height);
1201 		total_size = clamped_umul32(total_size, image_blocks.depth);
1202 		total_size = clamped_umul32(total_size, desc->bytes_per_block);
1203 		return total_size;
1204 	}
1205 
1206 	if (pitch == 0)
1207 		pitch = svga3dsurface_calculate_pitch(desc, size);
1208 
1209 	slice_size = clamped_umul32(image_blocks.height, pitch);
1210 	total_size = clamped_umul32(slice_size, image_blocks.depth);
1211 
1212 	return total_size;
1213 }
1214 
1215 /**
1216  * svga3dsurface_get_serialized_size - Get the serialized size for the image.
1217  */
1218 static inline u32
1219 svga3dsurface_get_serialized_size(SVGA3dSurfaceFormat format,
1220 				  surf_size_struct base_level_size,
1221 				  u32 num_mip_levels,
1222 				  u32 num_layers)
1223 {
1224 	const struct svga3d_surface_desc *desc = svga3dsurface_get_desc(format);
1225 	u32 total_size = 0;
1226 	u32 mip;
1227 
1228 	for (mip = 0; mip < num_mip_levels; mip++) {
1229 		surf_size_struct size =
1230 			svga3dsurface_get_mip_size(base_level_size, mip);
1231 		total_size += svga3dsurface_get_image_buffer_size(desc,
1232 								  &size, 0);
1233 	}
1234 
1235 	return total_size * num_layers;
1236 }
1237 
1238 /**
1239  * svga3dsurface_get_serialized_size_extended - Returns the number of bytes
1240  * required for a surface with given parameters. Support for sample count.
1241  */
1242 static inline u32
1243 svga3dsurface_get_serialized_size_extended(SVGA3dSurfaceFormat format,
1244 					   surf_size_struct base_level_size,
1245 					   u32 num_mip_levels,
1246 					   u32 num_layers,
1247 					   u32 num_samples)
1248 {
1249 	uint64_t total_size =
1250 		svga3dsurface_get_serialized_size(format,
1251 						  base_level_size,
1252 						  num_mip_levels,
1253 						  num_layers);
1254 	total_size *= max_t(u32, 1, num_samples);
1255 
1256 	return min_t(uint64_t, total_size, (uint64_t)U32_MAX);
1257 }
1258 
1259 /**
1260  * svga3dsurface_get_pixel_offset - Compute the offset (in bytes) to a pixel
1261  * in an image (or volume).
1262  *
1263  * @width: The image width in pixels.
1264  * @height: The image height in pixels
1265  */
1266 static inline u32
1267 svga3dsurface_get_pixel_offset(SVGA3dSurfaceFormat format,
1268 			       u32 width, u32 height,
1269 			       u32 x, u32 y, u32 z)
1270 {
1271 	const struct svga3d_surface_desc *desc = svga3dsurface_get_desc(format);
1272 	const u32 bw = desc->block_size.width, bh = desc->block_size.height;
1273 	const u32 bd = desc->block_size.depth;
1274 	const u32 rowstride = __KERNEL_DIV_ROUND_UP(width, bw) *
1275 			      desc->bytes_per_block;
1276 	const u32 imgstride = __KERNEL_DIV_ROUND_UP(height, bh) * rowstride;
1277 	const u32 offset = (z / bd * imgstride +
1278 			    y / bh * rowstride +
1279 			    x / bw * desc->bytes_per_block);
1280 	return offset;
1281 }
1282 
1283 
1284 static inline u32
1285 svga3dsurface_get_image_offset(SVGA3dSurfaceFormat format,
1286 			       surf_size_struct baseLevelSize,
1287 			       u32 numMipLevels,
1288 			       u32 face,
1289 			       u32 mip)
1290 
1291 {
1292 	u32 offset;
1293 	u32 mipChainBytes;
1294 	u32 mipChainBytesToLevel;
1295 	u32 i;
1296 	const struct svga3d_surface_desc *desc;
1297 	surf_size_struct mipSize;
1298 	u32 bytes;
1299 
1300 	desc = svga3dsurface_get_desc(format);
1301 
1302 	mipChainBytes = 0;
1303 	mipChainBytesToLevel = 0;
1304 	for (i = 0; i < numMipLevels; i++) {
1305 		mipSize = svga3dsurface_get_mip_size(baseLevelSize, i);
1306 		bytes = svga3dsurface_get_image_buffer_size(desc, &mipSize, 0);
1307 		mipChainBytes += bytes;
1308 		if (i < mip)
1309 			mipChainBytesToLevel += bytes;
1310 	}
1311 
1312 	offset = mipChainBytes * face + mipChainBytesToLevel;
1313 
1314 	return offset;
1315 }
1316 
1317 
1318 /**
1319  * svga3dsurface_is_gb_screen_target_format - Is the specified format usable as
1320  *                                            a ScreenTarget?
1321  *                                            (with just the GBObjects cap-bit
1322  *                                             set)
1323  * @format: format to queried
1324  *
1325  * RETURNS:
1326  * true if queried format is valid for screen targets
1327  */
1328 static inline bool
1329 svga3dsurface_is_gb_screen_target_format(SVGA3dSurfaceFormat format)
1330 {
1331 	return (format == SVGA3D_X8R8G8B8 ||
1332 		format == SVGA3D_A8R8G8B8 ||
1333 		format == SVGA3D_R5G6B5   ||
1334 		format == SVGA3D_X1R5G5B5 ||
1335 		format == SVGA3D_A1R5G5B5 ||
1336 		format == SVGA3D_P8);
1337 }
1338 
1339 
1340 /**
1341  * svga3dsurface_is_dx_screen_target_format - Is the specified format usable as
1342  *                                            a ScreenTarget?
1343  *                                            (with DX10 enabled)
1344  *
1345  * @format: format to queried
1346  *
1347  * Results:
1348  * true if queried format is valid for screen targets
1349  */
1350 static inline bool
1351 svga3dsurface_is_dx_screen_target_format(SVGA3dSurfaceFormat format)
1352 {
1353 	return (format == SVGA3D_R8G8B8A8_UNORM ||
1354 		format == SVGA3D_B8G8R8A8_UNORM ||
1355 		format == SVGA3D_B8G8R8X8_UNORM);
1356 }
1357 
1358 
1359 /**
1360  * svga3dsurface_is_screen_target_format - Is the specified format usable as a
1361  *                                         ScreenTarget?
1362  *                                         (for some combination of caps)
1363  *
1364  * @format: format to queried
1365  *
1366  * Results:
1367  * true if queried format is valid for screen targets
1368  */
1369 static inline bool
1370 svga3dsurface_is_screen_target_format(SVGA3dSurfaceFormat format)
1371 {
1372 	if (svga3dsurface_is_gb_screen_target_format(format)) {
1373 		return true;
1374 	}
1375 	return svga3dsurface_is_dx_screen_target_format(format);
1376 }
1377 
1378 #endif /* _SVGA3D_SURFACEDEFS_H_ */
1379