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1 /*
2  * Copyright © 2011 Red Hat All Rights Reserved.
3  * Copyright © 2017 Advanced Micro Devices, Inc.
4  *
5  * SPDX-License-Identifier: MIT
6  */
7 
8 #define AC_SURFACE_INCLUDE_NIR
9 #include "ac_surface.h"
10 
11 #include "ac_drm_fourcc.h"
12 #include "ac_gpu_info.h"
13 #include "addrlib/inc/addrinterface.h"
14 #include "addrlib/src/amdgpu_asic_addr.h"
15 #include "amd_family.h"
16 #include "sid.h"
17 #include "util/hash_table.h"
18 #include "util/macros.h"
19 #include "util/simple_mtx.h"
20 #include "util/u_atomic.h"
21 #include "util/format/u_format.h"
22 #include "util/u_math.h"
23 #include "util/u_memory.h"
24 
25 #include <errno.h>
26 #include <stdio.h>
27 #include <stdlib.h>
28 
29 #ifdef _WIN32
30 #define AMDGPU_TILING_ARRAY_MODE_SHIFT			0
31 #define AMDGPU_TILING_ARRAY_MODE_MASK			0xf
32 #define AMDGPU_TILING_PIPE_CONFIG_SHIFT			4
33 #define AMDGPU_TILING_PIPE_CONFIG_MASK			0x1f
34 #define AMDGPU_TILING_TILE_SPLIT_SHIFT			9
35 #define AMDGPU_TILING_TILE_SPLIT_MASK			0x7
36 #define AMDGPU_TILING_MICRO_TILE_MODE_SHIFT		12
37 #define AMDGPU_TILING_MICRO_TILE_MODE_MASK		0x7
38 #define AMDGPU_TILING_BANK_WIDTH_SHIFT			15
39 #define AMDGPU_TILING_BANK_WIDTH_MASK			0x3
40 #define AMDGPU_TILING_BANK_HEIGHT_SHIFT			17
41 #define AMDGPU_TILING_BANK_HEIGHT_MASK			0x3
42 #define AMDGPU_TILING_MACRO_TILE_ASPECT_SHIFT		19
43 #define AMDGPU_TILING_MACRO_TILE_ASPECT_MASK		0x3
44 #define AMDGPU_TILING_NUM_BANKS_SHIFT			21
45 #define AMDGPU_TILING_NUM_BANKS_MASK			0x3
46 #define AMDGPU_TILING_SWIZZLE_MODE_SHIFT		0
47 #define AMDGPU_TILING_SWIZZLE_MODE_MASK			0x1f
48 #define AMDGPU_TILING_DCC_OFFSET_256B_SHIFT		5
49 #define AMDGPU_TILING_DCC_OFFSET_256B_MASK		0xFFFFFF
50 #define AMDGPU_TILING_DCC_PITCH_MAX_SHIFT		29
51 #define AMDGPU_TILING_DCC_PITCH_MAX_MASK		0x3FFF
52 #define AMDGPU_TILING_DCC_INDEPENDENT_64B_SHIFT		43
53 #define AMDGPU_TILING_DCC_INDEPENDENT_64B_MASK		0x1
54 #define AMDGPU_TILING_DCC_INDEPENDENT_128B_SHIFT	44
55 #define AMDGPU_TILING_DCC_INDEPENDENT_128B_MASK		0x1
56 #define AMDGPU_TILING_SCANOUT_SHIFT			63
57 #define AMDGPU_TILING_SCANOUT_MASK			0x1
58 #define AMDGPU_TILING_SET(field, value) \
59 	(((__u64)(value) & AMDGPU_TILING_##field##_MASK) << AMDGPU_TILING_##field##_SHIFT)
60 #define AMDGPU_TILING_GET(value, field) \
61 	(((__u64)(value) >> AMDGPU_TILING_##field##_SHIFT) & AMDGPU_TILING_##field##_MASK)
62 #else
63 #include "drm-uapi/amdgpu_drm.h"
64 #endif
65 
66 #ifndef CIASICIDGFXENGINE_SOUTHERNISLAND
67 #define CIASICIDGFXENGINE_SOUTHERNISLAND 0x0000000A
68 #endif
69 
70 #ifndef CIASICIDGFXENGINE_ARCTICISLAND
71 #define CIASICIDGFXENGINE_ARCTICISLAND 0x0000000D
72 #endif
73 
74 struct ac_addrlib {
75    ADDR_HANDLE handle;
76    simple_mtx_t lock;
77 };
78 
ac_pipe_config_to_num_pipes(unsigned pipe_config)79 unsigned ac_pipe_config_to_num_pipes(unsigned pipe_config)
80 {
81    switch (pipe_config) {
82    case V_009910_ADDR_SURF_P2:
83       return 2;
84    case V_009910_ADDR_SURF_P4_8x16:
85    case V_009910_ADDR_SURF_P4_16x16:
86    case V_009910_ADDR_SURF_P4_16x32:
87    case V_009910_ADDR_SURF_P4_32x32:
88       return 4;
89    case V_009910_ADDR_SURF_P8_16x16_8x16:
90    case V_009910_ADDR_SURF_P8_16x32_8x16:
91    case V_009910_ADDR_SURF_P8_32x32_8x16:
92    case V_009910_ADDR_SURF_P8_16x32_16x16:
93    case V_009910_ADDR_SURF_P8_32x32_16x16:
94    case V_009910_ADDR_SURF_P8_32x32_16x32:
95    case V_009910_ADDR_SURF_P8_32x64_32x32:
96       return 8;
97    case V_009910_ADDR_SURF_P16_32x32_8x16:
98    case V_009910_ADDR_SURF_P16_32x32_16x16:
99       return 16;
100    default:
101       unreachable("invalid pipe_config");
102    }
103 }
104 
ac_modifier_has_dcc(uint64_t modifier)105 bool ac_modifier_has_dcc(uint64_t modifier)
106 {
107    return IS_AMD_FMT_MOD(modifier) && AMD_FMT_MOD_GET(DCC, modifier);
108 }
109 
ac_modifier_has_dcc_retile(uint64_t modifier)110 bool ac_modifier_has_dcc_retile(uint64_t modifier)
111 {
112    return IS_AMD_FMT_MOD(modifier) && AMD_FMT_MOD_GET(DCC_RETILE, modifier);
113 }
114 
ac_modifier_supports_dcc_image_stores(enum amd_gfx_level gfx_level,uint64_t modifier)115 bool ac_modifier_supports_dcc_image_stores(enum amd_gfx_level gfx_level, uint64_t modifier)
116 {
117    if (!ac_modifier_has_dcc(modifier))
118       return false;
119 
120    return (!AMD_FMT_MOD_GET(DCC_INDEPENDENT_64B, modifier) &&
121            AMD_FMT_MOD_GET(DCC_INDEPENDENT_128B, modifier) &&
122            AMD_FMT_MOD_GET(DCC_MAX_COMPRESSED_BLOCK, modifier) == AMD_FMT_MOD_DCC_BLOCK_128B) ||
123           (AMD_FMT_MOD_GET(TILE_VERSION, modifier) >= AMD_FMT_MOD_TILE_VER_GFX10_RBPLUS && /* gfx10.3 */
124            AMD_FMT_MOD_GET(DCC_INDEPENDENT_64B, modifier) &&
125            AMD_FMT_MOD_GET(DCC_INDEPENDENT_128B, modifier) &&
126            AMD_FMT_MOD_GET(DCC_MAX_COMPRESSED_BLOCK, modifier) == AMD_FMT_MOD_DCC_BLOCK_64B) ||
127           (gfx_level >= GFX11_5 &&
128            AMD_FMT_MOD_GET(TILE_VERSION, modifier) >= AMD_FMT_MOD_TILE_VER_GFX11 &&
129            !AMD_FMT_MOD_GET(DCC_INDEPENDENT_64B, modifier) &&
130            AMD_FMT_MOD_GET(DCC_INDEPENDENT_128B, modifier) &&
131            AMD_FMT_MOD_GET(DCC_MAX_COMPRESSED_BLOCK, modifier) == AMD_FMT_MOD_DCC_BLOCK_256B);
132 
133 }
134 
135 
ac_surface_supports_dcc_image_stores(enum amd_gfx_level gfx_level,const struct radeon_surf * surf)136 bool ac_surface_supports_dcc_image_stores(enum amd_gfx_level gfx_level,
137                                           const struct radeon_surf *surf)
138 {
139    /* DCC image stores is only available for GFX10+. */
140    if (gfx_level < GFX10)
141       return false;
142 
143    /* DCC image stores support the following settings:
144     * - INDEPENDENT_64B_BLOCKS = 0
145     * - INDEPENDENT_128B_BLOCKS = 1
146     * - MAX_COMPRESSED_BLOCK_SIZE = 128B
147     * - MAX_UNCOMPRESSED_BLOCK_SIZE = 256B (always used)
148     *
149     * gfx10.3 also supports the following setting:
150     * - INDEPENDENT_64B_BLOCKS = 1
151     * - INDEPENDENT_128B_BLOCKS = 1
152     * - MAX_COMPRESSED_BLOCK_SIZE = 64B
153     * - MAX_UNCOMPRESSED_BLOCK_SIZE = 256B (always used)
154     *
155     * gfx11.5 also supports the following:
156     * - INDEPENDENT_64B_BLOCKS = 0
157     * - INDEPENDENT_128B_BLOCKS = 1
158     * - MAX_COMPRESSED_BLOCK_SIZE = 256B
159     * - MAX_UNCOMPRESSED_BLOCK_SIZE = 256B (always used)
160     *
161     * The compressor only looks at MAX_COMPRESSED_BLOCK_SIZE to determine
162     * the INDEPENDENT_xx_BLOCKS settings. 128B implies INDEP_128B, while 64B
163     * implies INDEP_64B && INDEP_128B.
164     *
165     * The same limitations apply to SDMA compressed stores because
166     * SDMA uses the same DCC codec.
167     */
168    return (!surf->u.gfx9.color.dcc.independent_64B_blocks &&
169            surf->u.gfx9.color.dcc.independent_128B_blocks &&
170            surf->u.gfx9.color.dcc.max_compressed_block_size == V_028C78_MAX_BLOCK_SIZE_128B) ||
171           (gfx_level >= GFX10_3 && /* gfx10.3 - old 64B compression */
172            surf->u.gfx9.color.dcc.independent_64B_blocks &&
173            surf->u.gfx9.color.dcc.independent_128B_blocks &&
174            surf->u.gfx9.color.dcc.max_compressed_block_size == V_028C78_MAX_BLOCK_SIZE_64B) ||
175           (gfx_level >= GFX11_5 && /* gfx11.5 - new 256B compression */
176            !surf->u.gfx9.color.dcc.independent_64B_blocks &&
177            surf->u.gfx9.color.dcc.independent_128B_blocks &&
178            surf->u.gfx9.color.dcc.max_compressed_block_size == V_028C78_MAX_BLOCK_SIZE_256B);
179 }
180 
ac_get_modifier_swizzle_mode(enum amd_gfx_level gfx_level,uint64_t modifier)181 static unsigned ac_get_modifier_swizzle_mode(enum amd_gfx_level gfx_level, uint64_t modifier)
182 {
183    if (modifier == DRM_FORMAT_MOD_LINEAR)
184       return ADDR_SW_LINEAR;
185 
186    return AMD_FMT_MOD_GET(TILE, modifier);
187 }
188 
189 static void
ac_modifier_fill_dcc_params(uint64_t modifier,struct radeon_surf * surf,ADDR2_COMPUTE_SURFACE_INFO_INPUT * surf_info)190 ac_modifier_fill_dcc_params(uint64_t modifier, struct radeon_surf *surf,
191                             ADDR2_COMPUTE_SURFACE_INFO_INPUT *surf_info)
192 {
193    assert(ac_modifier_has_dcc(modifier));
194 
195    if (AMD_FMT_MOD_GET(DCC_RETILE, modifier)) {
196       surf_info->flags.metaPipeUnaligned = 0;
197    } else {
198       surf_info->flags.metaPipeUnaligned = !AMD_FMT_MOD_GET(DCC_PIPE_ALIGN, modifier);
199    }
200 
201    /* The metaPipeUnaligned is not strictly necessary, but ensure we don't set metaRbUnaligned on
202     * non-displayable DCC surfaces just because num_render_backends = 1 */
203    surf_info->flags.metaRbUnaligned = AMD_FMT_MOD_GET(TILE_VERSION, modifier) == AMD_FMT_MOD_TILE_VER_GFX9 &&
204                                       AMD_FMT_MOD_GET(RB, modifier) == 0 &&
205                                       surf_info->flags.metaPipeUnaligned;
206 
207    surf->u.gfx9.color.dcc.independent_64B_blocks = AMD_FMT_MOD_GET(DCC_INDEPENDENT_64B, modifier);
208    surf->u.gfx9.color.dcc.independent_128B_blocks = AMD_FMT_MOD_GET(DCC_INDEPENDENT_128B, modifier);
209    surf->u.gfx9.color.dcc.max_compressed_block_size = AMD_FMT_MOD_GET(DCC_MAX_COMPRESSED_BLOCK, modifier);
210 }
211 
ac_is_modifier_supported(const struct radeon_info * info,const struct ac_modifier_options * options,enum pipe_format format,uint64_t modifier)212 bool ac_is_modifier_supported(const struct radeon_info *info,
213                               const struct ac_modifier_options *options,
214                               enum pipe_format format,
215                               uint64_t modifier)
216 {
217 
218    if (util_format_is_compressed(format) ||
219        util_format_is_depth_or_stencil(format) ||
220        util_format_get_blocksizebits(format) > 64)
221       return false;
222 
223    if (info->gfx_level < GFX9)
224       return false;
225 
226    if(modifier == DRM_FORMAT_MOD_LINEAR)
227       return true;
228 
229    /* GFX8 may need a different modifier for each plane */
230    if (info->gfx_level < GFX9 && util_format_get_num_planes(format) > 1)
231       return false;
232 
233    uint32_t allowed_swizzles = 0xFFFFFFFF;
234    switch(info->gfx_level) {
235    case GFX9:
236       allowed_swizzles = ac_modifier_has_dcc(modifier) ? 0x06000000 : 0x06660660;
237       break;
238    case GFX10:
239    case GFX10_3:
240       allowed_swizzles = ac_modifier_has_dcc(modifier) ? 0x08000000 : 0x0E660660;
241       break;
242    case GFX11:
243    case GFX11_5:
244       allowed_swizzles = ac_modifier_has_dcc(modifier) ? 0x88000000 : 0xCC440440;
245       break;
246    default:
247       return false;
248    }
249 
250    if (!((1u << ac_get_modifier_swizzle_mode(info->gfx_level, modifier)) & allowed_swizzles))
251       return false;
252 
253    if (ac_modifier_has_dcc(modifier)) {
254       /* TODO: support multi-planar formats with DCC */
255       if (util_format_get_num_planes(format) > 1)
256          return false;
257 
258       if (!info->has_graphics)
259          return false;
260 
261       if (!options->dcc)
262          return false;
263 
264       if (ac_modifier_has_dcc_retile(modifier) &&
265           (!info->use_display_dcc_with_retile_blit || !options->dcc_retile))
266          return false;
267    }
268 
269    return true;
270 }
271 
ac_get_supported_modifiers(const struct radeon_info * info,const struct ac_modifier_options * options,enum pipe_format format,unsigned * mod_count,uint64_t * mods)272 bool ac_get_supported_modifiers(const struct radeon_info *info,
273                                 const struct ac_modifier_options *options,
274                                 enum pipe_format format,
275                                 unsigned *mod_count,
276                                 uint64_t *mods)
277 {
278    unsigned current_mod = 0;
279 
280 #define ADD_MOD(name)                                                   \
281    if (ac_is_modifier_supported(info, options, format, (name))) {  \
282       if (mods && current_mod < *mod_count)                  \
283          mods[current_mod] = (name);                    \
284       ++current_mod;                                         \
285    }
286 
287    /* The modifiers have to be added in descending order of estimated
288     * performance. The drivers will prefer modifiers that come earlier
289     * in the list. */
290    switch (info->gfx_level) {
291    case GFX9: {
292       unsigned pipe_xor_bits = MIN2(G_0098F8_NUM_PIPES(info->gb_addr_config) +
293                                     G_0098F8_NUM_SHADER_ENGINES_GFX9(info->gb_addr_config), 8);
294       unsigned bank_xor_bits =  MIN2(G_0098F8_NUM_BANKS(info->gb_addr_config), 8 - pipe_xor_bits);
295       unsigned pipes = G_0098F8_NUM_PIPES(info->gb_addr_config);
296       unsigned rb = G_0098F8_NUM_RB_PER_SE(info->gb_addr_config) +
297                     G_0098F8_NUM_SHADER_ENGINES_GFX9(info->gb_addr_config);
298 
299       uint64_t common_dcc = AMD_FMT_MOD_SET(DCC, 1) |
300                             AMD_FMT_MOD_SET(DCC_INDEPENDENT_64B, 1) |
301                             AMD_FMT_MOD_SET(DCC_MAX_COMPRESSED_BLOCK, AMD_FMT_MOD_DCC_BLOCK_64B) |
302                             AMD_FMT_MOD_SET(DCC_CONSTANT_ENCODE, info->has_dcc_constant_encode) |
303                             AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) |
304                             AMD_FMT_MOD_SET(BANK_XOR_BITS, bank_xor_bits);
305 
306       ADD_MOD(AMD_FMT_MOD |
307               AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_D_X) |
308               AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9) |
309               AMD_FMT_MOD_SET(DCC_PIPE_ALIGN, 1) |
310               common_dcc |
311               AMD_FMT_MOD_SET(PIPE, pipes) |
312               AMD_FMT_MOD_SET(RB, rb))
313 
314       ADD_MOD(AMD_FMT_MOD |
315               AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_S_X) |
316               AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9) |
317               AMD_FMT_MOD_SET(DCC_PIPE_ALIGN, 1) |
318               common_dcc |
319               AMD_FMT_MOD_SET(PIPE, pipes) |
320               AMD_FMT_MOD_SET(RB, rb))
321 
322       if (util_format_get_blocksizebits(format) == 32) {
323          if (info->max_render_backends == 1) {
324             ADD_MOD(AMD_FMT_MOD |
325                     AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_S_X) |
326                     AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9) |
327                     common_dcc);
328          }
329 
330 
331          ADD_MOD(AMD_FMT_MOD |
332                  AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_S_X) |
333                  AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9) |
334                  AMD_FMT_MOD_SET(DCC_RETILE, 1) |
335                  common_dcc |
336                  AMD_FMT_MOD_SET(PIPE, pipes) |
337                  AMD_FMT_MOD_SET(RB, rb))
338       }
339 
340 
341       ADD_MOD(AMD_FMT_MOD |
342               AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_D_X) |
343               AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9) |
344               AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) |
345               AMD_FMT_MOD_SET(BANK_XOR_BITS, bank_xor_bits));
346 
347       ADD_MOD(AMD_FMT_MOD |
348               AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_S_X) |
349               AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9) |
350               AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) |
351               AMD_FMT_MOD_SET(BANK_XOR_BITS, bank_xor_bits));
352 
353       ADD_MOD(AMD_FMT_MOD |
354               AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_D) |
355               AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9));
356 
357       ADD_MOD(AMD_FMT_MOD |
358               AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_S) |
359               AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9));
360 
361       ADD_MOD(DRM_FORMAT_MOD_LINEAR)
362       break;
363    }
364    case GFX10:
365    case GFX10_3: {
366       bool rbplus = info->gfx_level >= GFX10_3;
367       unsigned pipe_xor_bits = G_0098F8_NUM_PIPES(info->gb_addr_config);
368       unsigned pkrs = rbplus ? G_0098F8_NUM_PKRS(info->gb_addr_config) : 0;
369 
370       unsigned version = rbplus ? AMD_FMT_MOD_TILE_VER_GFX10_RBPLUS : AMD_FMT_MOD_TILE_VER_GFX10;
371       uint64_t common_dcc = AMD_FMT_MOD_SET(TILE_VERSION, version) |
372                             AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_R_X) |
373                             AMD_FMT_MOD_SET(DCC, 1) |
374                             AMD_FMT_MOD_SET(DCC_CONSTANT_ENCODE, 1) |
375                             AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) |
376                             AMD_FMT_MOD_SET(PACKERS, pkrs);
377 
378       ADD_MOD(AMD_FMT_MOD | common_dcc |
379               AMD_FMT_MOD_SET(DCC_PIPE_ALIGN, 1) |
380               AMD_FMT_MOD_SET(DCC_INDEPENDENT_128B, 1) |
381               AMD_FMT_MOD_SET(DCC_MAX_COMPRESSED_BLOCK, AMD_FMT_MOD_DCC_BLOCK_128B))
382 
383       if (info->gfx_level >= GFX10_3) {
384          ADD_MOD(AMD_FMT_MOD | common_dcc |
385                  AMD_FMT_MOD_SET(DCC_RETILE, 1) |
386                  AMD_FMT_MOD_SET(DCC_INDEPENDENT_128B, 1) |
387                  AMD_FMT_MOD_SET(DCC_MAX_COMPRESSED_BLOCK, AMD_FMT_MOD_DCC_BLOCK_128B))
388 
389          ADD_MOD(AMD_FMT_MOD | common_dcc |
390                  AMD_FMT_MOD_SET(DCC_RETILE, 1) |
391                  AMD_FMT_MOD_SET(DCC_INDEPENDENT_64B, 1) |
392                  AMD_FMT_MOD_SET(DCC_INDEPENDENT_128B, 1) |
393                  AMD_FMT_MOD_SET(DCC_MAX_COMPRESSED_BLOCK, AMD_FMT_MOD_DCC_BLOCK_64B))
394       }
395 
396       ADD_MOD(AMD_FMT_MOD |
397               AMD_FMT_MOD_SET(TILE_VERSION, version) |
398               AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_R_X) |
399               AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) |
400               AMD_FMT_MOD_SET(PACKERS, pkrs))
401 
402       ADD_MOD(AMD_FMT_MOD |
403               AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX10) |
404               AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_S_X) |
405               AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits))
406 
407       if (util_format_get_blocksizebits(format) != 32) {
408          ADD_MOD(AMD_FMT_MOD |
409                  AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_D) |
410                  AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9));
411       }
412 
413       ADD_MOD(AMD_FMT_MOD |
414               AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_S) |
415               AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX9));
416 
417       ADD_MOD(DRM_FORMAT_MOD_LINEAR)
418       break;
419    }
420    case GFX11:
421    case GFX11_5: {
422       /* GFX11 has new microblock organization. No S modes for 2D. */
423       unsigned pipe_xor_bits = G_0098F8_NUM_PIPES(info->gb_addr_config);
424       unsigned pkrs = G_0098F8_NUM_PKRS(info->gb_addr_config);
425       unsigned num_pipes = 1 << pipe_xor_bits;
426 
427       /* R_X swizzle modes are the best for rendering and DCC requires them. */
428       for (unsigned i = 0; i < 2; i++) {
429          unsigned swizzle_r_x;
430 
431          /* Insert the best one first. */
432          if (num_pipes > 16)
433             swizzle_r_x = !i ? AMD_FMT_MOD_TILE_GFX11_256K_R_X : AMD_FMT_MOD_TILE_GFX9_64K_R_X;
434          else
435             swizzle_r_x = !i ? AMD_FMT_MOD_TILE_GFX9_64K_R_X : AMD_FMT_MOD_TILE_GFX11_256K_R_X;
436 
437          /* Disable 256K on APUs because it doesn't work with DAL. */
438          if (!info->has_dedicated_vram && swizzle_r_x == AMD_FMT_MOD_TILE_GFX11_256K_R_X)
439             continue;
440 
441          uint64_t modifier_r_x = AMD_FMT_MOD |
442                                  AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX11) |
443                                  AMD_FMT_MOD_SET(TILE, swizzle_r_x) |
444                                  AMD_FMT_MOD_SET(PIPE_XOR_BITS, pipe_xor_bits) |
445                                  AMD_FMT_MOD_SET(PACKERS, pkrs);
446 
447          /* DCC_CONSTANT_ENCODE is not set because it can't vary with gfx11 (it's implied to be 1). */
448          uint64_t modifier_dcc_best_gfx11_5 = modifier_r_x |
449                                               AMD_FMT_MOD_SET(DCC, 1) |
450                                               AMD_FMT_MOD_SET(DCC_INDEPENDENT_64B, 0) |
451                                               AMD_FMT_MOD_SET(DCC_INDEPENDENT_128B, 1) |
452                                               AMD_FMT_MOD_SET(DCC_MAX_COMPRESSED_BLOCK, AMD_FMT_MOD_DCC_BLOCK_256B);
453 
454          uint64_t modifier_dcc_best = modifier_r_x |
455                                       AMD_FMT_MOD_SET(DCC, 1) |
456                                       AMD_FMT_MOD_SET(DCC_INDEPENDENT_64B, 0) |
457                                       AMD_FMT_MOD_SET(DCC_INDEPENDENT_128B, 1) |
458                                       AMD_FMT_MOD_SET(DCC_MAX_COMPRESSED_BLOCK, AMD_FMT_MOD_DCC_BLOCK_128B);
459 
460          /* DCC settings for 4K and greater resolutions. (required by display hw) */
461          uint64_t modifier_dcc_4k = modifier_r_x |
462                                     AMD_FMT_MOD_SET(DCC, 1) |
463                                     AMD_FMT_MOD_SET(DCC_INDEPENDENT_64B, 1) |
464                                     AMD_FMT_MOD_SET(DCC_INDEPENDENT_128B, 1) |
465                                     AMD_FMT_MOD_SET(DCC_MAX_COMPRESSED_BLOCK, AMD_FMT_MOD_DCC_BLOCK_64B);
466 
467          /* Modifiers have to be sorted from best to worst.
468           *
469           * Top level order:
470           *   1. The best chip-specific modifiers with DCC, potentially non-displayable.
471           *   2. Chip-specific displayable modifiers with DCC.
472           *   3. Chip-specific displayable modifiers without DCC.
473           *   4. Chip-independent modifiers without DCC.
474           *   5. Linear.
475           */
476 
477          /* Add the best non-displayable modifier first. */
478          if (info->gfx_level == GFX11_5)
479             ADD_MOD(modifier_dcc_best_gfx11_5 | AMD_FMT_MOD_SET(DCC_PIPE_ALIGN, 1));
480 
481          ADD_MOD(modifier_dcc_best | AMD_FMT_MOD_SET(DCC_PIPE_ALIGN, 1));
482 
483          /* Displayable modifiers are next. */
484          /* Add other displayable DCC settings. (DCC_RETILE implies displayable on all chips) */
485          ADD_MOD(modifier_dcc_best | AMD_FMT_MOD_SET(DCC_RETILE, 1))
486          ADD_MOD(modifier_dcc_4k | AMD_FMT_MOD_SET(DCC_RETILE, 1))
487 
488          /* Add one without DCC that is displayable (it's also optimal for non-displayable cases). */
489          ADD_MOD(modifier_r_x)
490       }
491 
492       /* Add one that is compatible with other gfx11 chips. */
493       ADD_MOD(AMD_FMT_MOD |
494               AMD_FMT_MOD_SET(TILE_VERSION, AMD_FMT_MOD_TILE_VER_GFX11) |
495               AMD_FMT_MOD_SET(TILE, AMD_FMT_MOD_TILE_GFX9_64K_D))
496 
497       /* Linear must be last. */
498       ADD_MOD(DRM_FORMAT_MOD_LINEAR)
499       break;
500    }
501    default:
502       break;
503    }
504 
505 #undef ADD_MOD
506 
507    if (!mods) {
508       *mod_count = current_mod;
509       return true;
510    }
511 
512    bool complete = current_mod <= *mod_count;
513    *mod_count = MIN2(*mod_count, current_mod);
514    return complete;
515 }
516 
allocSysMem(const ADDR_ALLOCSYSMEM_INPUT * pInput)517 static void *ADDR_API allocSysMem(const ADDR_ALLOCSYSMEM_INPUT *pInput)
518 {
519    return malloc(pInput->sizeInBytes);
520 }
521 
freeSysMem(const ADDR_FREESYSMEM_INPUT * pInput)522 static ADDR_E_RETURNCODE ADDR_API freeSysMem(const ADDR_FREESYSMEM_INPUT *pInput)
523 {
524    free(pInput->pVirtAddr);
525    return ADDR_OK;
526 }
527 
ac_addrlib_create(const struct radeon_info * info,uint64_t * max_alignment)528 struct ac_addrlib *ac_addrlib_create(const struct radeon_info *info,
529                                      uint64_t *max_alignment)
530 {
531    ADDR_CREATE_INPUT addrCreateInput = {0};
532    ADDR_CREATE_OUTPUT addrCreateOutput = {0};
533    ADDR_REGISTER_VALUE regValue = {0};
534    ADDR_CREATE_FLAGS createFlags = {{0}};
535    ADDR_GET_MAX_ALIGNMENTS_OUTPUT addrGetMaxAlignmentsOutput = {0};
536    ADDR_E_RETURNCODE addrRet;
537 
538    addrCreateInput.size = sizeof(ADDR_CREATE_INPUT);
539    addrCreateOutput.size = sizeof(ADDR_CREATE_OUTPUT);
540 
541    regValue.gbAddrConfig = info->gb_addr_config;
542    createFlags.value = 0;
543 
544    addrCreateInput.chipFamily = info->family_id;
545    addrCreateInput.chipRevision = info->chip_external_rev;
546 
547    if (addrCreateInput.chipFamily == FAMILY_UNKNOWN)
548       return NULL;
549 
550    if (addrCreateInput.chipFamily >= FAMILY_AI) {
551       addrCreateInput.chipEngine = CIASICIDGFXENGINE_ARCTICISLAND;
552    } else {
553       regValue.noOfBanks = info->mc_arb_ramcfg & 0x3;
554       regValue.noOfRanks = (info->mc_arb_ramcfg & 0x4) >> 2;
555 
556       regValue.backendDisables = info->enabled_rb_mask;
557       regValue.pTileConfig = info->si_tile_mode_array;
558       regValue.noOfEntries = ARRAY_SIZE(info->si_tile_mode_array);
559       if (addrCreateInput.chipFamily == FAMILY_SI) {
560          regValue.pMacroTileConfig = NULL;
561          regValue.noOfMacroEntries = 0;
562       } else {
563          regValue.pMacroTileConfig = info->cik_macrotile_mode_array;
564          regValue.noOfMacroEntries = ARRAY_SIZE(info->cik_macrotile_mode_array);
565       }
566 
567       createFlags.useTileIndex = 1;
568       createFlags.useHtileSliceAlign = 1;
569 
570       addrCreateInput.chipEngine = CIASICIDGFXENGINE_SOUTHERNISLAND;
571    }
572 
573    addrCreateInput.callbacks.allocSysMem = allocSysMem;
574    addrCreateInput.callbacks.freeSysMem = freeSysMem;
575    addrCreateInput.callbacks.debugPrint = 0;
576    addrCreateInput.createFlags = createFlags;
577    addrCreateInput.regValue = regValue;
578 
579    addrRet = AddrCreate(&addrCreateInput, &addrCreateOutput);
580    if (addrRet != ADDR_OK)
581       return NULL;
582 
583    if (max_alignment) {
584       addrRet = AddrGetMaxAlignments(addrCreateOutput.hLib, &addrGetMaxAlignmentsOutput);
585       if (addrRet == ADDR_OK) {
586          *max_alignment = addrGetMaxAlignmentsOutput.baseAlign;
587       }
588    }
589 
590    struct ac_addrlib *addrlib = calloc(1, sizeof(struct ac_addrlib));
591    if (!addrlib) {
592       AddrDestroy(addrCreateOutput.hLib);
593       return NULL;
594    }
595 
596    addrlib->handle = addrCreateOutput.hLib;
597    simple_mtx_init(&addrlib->lock, mtx_plain);
598    return addrlib;
599 }
600 
ac_addrlib_destroy(struct ac_addrlib * addrlib)601 void ac_addrlib_destroy(struct ac_addrlib *addrlib)
602 {
603    simple_mtx_destroy(&addrlib->lock);
604    AddrDestroy(addrlib->handle);
605    free(addrlib);
606 }
607 
ac_addrlib_get_handle(struct ac_addrlib * addrlib)608 void *ac_addrlib_get_handle(struct ac_addrlib *addrlib)
609 {
610    return addrlib->handle;
611 }
612 
surf_config_sanity(const struct ac_surf_config * config,unsigned flags)613 static int surf_config_sanity(const struct ac_surf_config *config, unsigned flags)
614 {
615    /* FMASK is allocated together with the color surface and can't be
616     * allocated separately.
617     */
618    assert(!(flags & RADEON_SURF_FMASK));
619    if (flags & RADEON_SURF_FMASK)
620       return -EINVAL;
621 
622    /* all dimension must be at least 1 ! */
623    if (!config->info.width || !config->info.height || !config->info.depth ||
624        !config->info.array_size || !config->info.levels)
625       return -EINVAL;
626 
627    switch (config->info.samples) {
628    case 0:
629    case 1:
630    case 2:
631    case 4:
632    case 8:
633       break;
634    case 16:
635       if (flags & RADEON_SURF_Z_OR_SBUFFER)
636          return -EINVAL;
637       break;
638    default:
639       return -EINVAL;
640    }
641 
642    if (!(flags & RADEON_SURF_Z_OR_SBUFFER)) {
643       switch (config->info.storage_samples) {
644       case 0:
645       case 1:
646       case 2:
647       case 4:
648       case 8:
649          break;
650       default:
651          return -EINVAL;
652       }
653    }
654 
655    if (config->is_3d && config->info.array_size > 1)
656       return -EINVAL;
657    if (config->is_cube && config->info.depth > 1)
658       return -EINVAL;
659 
660    return 0;
661 }
662 
bpe_to_format(struct radeon_surf * surf)663 static unsigned bpe_to_format(struct radeon_surf *surf)
664 {
665    if (surf->blk_w != 1 || surf->blk_h != 1) {
666       if (surf->blk_w == 4 && surf->blk_h == 4) {
667          switch (surf->bpe) {
668          case 8:
669             return ADDR_FMT_BC1;
670          case 16:
671             /* since BC3 and ASTC4x4 has same blk dimension and bpe reporting BC3 also for ASTC4x4.
672              * matching is fine since addrlib needs only blk_w, blk_h and bpe to compute surface
673              * properties.
674              * TODO: If compress_type can be passed to this function, then this ugly BC3 and ASTC4x4
675              *       matching can be avoided.
676              */
677             return ADDR_FMT_BC3;
678          default:
679             unreachable("invalid compressed bpe");
680          }
681       } else if (surf->blk_w == 5 && surf->blk_h == 4)
682          return ADDR_FMT_ASTC_5x4;
683       else if (surf->blk_w == 5 && surf->blk_h == 5)
684          return ADDR_FMT_ASTC_5x5;
685       else if (surf->blk_w == 6 && surf->blk_h == 5)
686          return ADDR_FMT_ASTC_6x5;
687       else if (surf->blk_w == 6 && surf->blk_h == 6)
688          return ADDR_FMT_ASTC_6x6;
689       else if (surf->blk_w == 8 && surf->blk_h == 5)
690          return ADDR_FMT_ASTC_8x5;
691       else if (surf->blk_w == 8 && surf->blk_h == 6)
692          return ADDR_FMT_ASTC_8x6;
693       else if (surf->blk_w == 8 && surf->blk_h == 8)
694          return ADDR_FMT_ASTC_8x8;
695       else if (surf->blk_w == 10 && surf->blk_h == 5)
696          return ADDR_FMT_ASTC_10x5;
697       else if (surf->blk_w == 10 && surf->blk_h == 6)
698          return ADDR_FMT_ASTC_10x6;
699       else if (surf->blk_w == 10 && surf->blk_h == 8)
700          return ADDR_FMT_ASTC_10x8;
701       else if (surf->blk_w == 10 && surf->blk_h == 10)
702          return ADDR_FMT_ASTC_10x10;
703       else if (surf->blk_w == 12 && surf->blk_h == 10)
704          return ADDR_FMT_ASTC_12x10;
705       else if (surf->blk_w == 12 && surf->blk_h == 12)
706          return ADDR_FMT_ASTC_12x12;
707    } else {
708       switch (surf->bpe) {
709       case 1:
710          assert(!(surf->flags & RADEON_SURF_ZBUFFER));
711          return ADDR_FMT_8;
712       case 2:
713          assert(surf->flags & RADEON_SURF_ZBUFFER || !(surf->flags & RADEON_SURF_SBUFFER));
714          return ADDR_FMT_16;
715       case 4:
716          assert(surf->flags & RADEON_SURF_ZBUFFER || !(surf->flags & RADEON_SURF_SBUFFER));
717          return ADDR_FMT_32;
718       case 8:
719          assert(!(surf->flags & RADEON_SURF_Z_OR_SBUFFER));
720          return ADDR_FMT_32_32;
721       case 12:
722          assert(!(surf->flags & RADEON_SURF_Z_OR_SBUFFER));
723          return ADDR_FMT_32_32_32;
724       case 16:
725          assert(!(surf->flags & RADEON_SURF_Z_OR_SBUFFER));
726          return ADDR_FMT_32_32_32_32;
727       default:
728          unreachable("invalid bpe");
729       }
730    }
731    return ADDR_FMT_INVALID;
732 }
733 
734 /* The addrlib pitch alignment is forced to this number for all chips to support interop
735  * between any 2 chips.
736  */
737 #define LINEAR_PITCH_ALIGNMENT 256
738 
gfx6_compute_level(ADDR_HANDLE addrlib,const struct ac_surf_config * config,struct radeon_surf * surf,bool is_stencil,unsigned level,bool compressed,ADDR_COMPUTE_SURFACE_INFO_INPUT * AddrSurfInfoIn,ADDR_COMPUTE_SURFACE_INFO_OUTPUT * AddrSurfInfoOut,ADDR_COMPUTE_DCCINFO_INPUT * AddrDccIn,ADDR_COMPUTE_DCCINFO_OUTPUT * AddrDccOut,ADDR_COMPUTE_HTILE_INFO_INPUT * AddrHtileIn,ADDR_COMPUTE_HTILE_INFO_OUTPUT * AddrHtileOut)739 static int gfx6_compute_level(ADDR_HANDLE addrlib, const struct ac_surf_config *config,
740                               struct radeon_surf *surf, bool is_stencil, unsigned level,
741                               bool compressed, ADDR_COMPUTE_SURFACE_INFO_INPUT *AddrSurfInfoIn,
742                               ADDR_COMPUTE_SURFACE_INFO_OUTPUT *AddrSurfInfoOut,
743                               ADDR_COMPUTE_DCCINFO_INPUT *AddrDccIn,
744                               ADDR_COMPUTE_DCCINFO_OUTPUT *AddrDccOut,
745                               ADDR_COMPUTE_HTILE_INFO_INPUT *AddrHtileIn,
746                               ADDR_COMPUTE_HTILE_INFO_OUTPUT *AddrHtileOut)
747 {
748    struct legacy_surf_level *surf_level;
749    struct legacy_surf_dcc_level *dcc_level;
750    ADDR_E_RETURNCODE ret;
751 
752    AddrSurfInfoIn->mipLevel = level;
753    AddrSurfInfoIn->width = u_minify(config->info.width, level);
754    AddrSurfInfoIn->height = u_minify(config->info.height, level);
755 
756    /* Make GFX6 linear surfaces compatible with all chips for multi-GPU interop. */
757    if (config->info.levels == 1 && AddrSurfInfoIn->tileMode == ADDR_TM_LINEAR_ALIGNED &&
758        AddrSurfInfoIn->bpp && util_is_power_of_two_or_zero(AddrSurfInfoIn->bpp)) {
759       unsigned alignment = LINEAR_PITCH_ALIGNMENT / surf->bpe;
760 
761       AddrSurfInfoIn->width = align(AddrSurfInfoIn->width, alignment);
762    }
763 
764    /* addrlib assumes the bytes/pixel is a divisor of 64, which is not
765     * true for r32g32b32 formats. */
766    if (AddrSurfInfoIn->bpp == 96) {
767       assert(config->info.levels == 1);
768       assert(AddrSurfInfoIn->tileMode == ADDR_TM_LINEAR_ALIGNED);
769 
770       /* The least common multiple of 64 bytes and 12 bytes/pixel is
771        * 192 bytes, or 16 pixels. */
772       AddrSurfInfoIn->width = align(AddrSurfInfoIn->width, 16);
773    }
774 
775    if (config->is_3d)
776       AddrSurfInfoIn->numSlices = u_minify(config->info.depth, level);
777    else if (config->is_cube)
778       AddrSurfInfoIn->numSlices = 6;
779    else
780       AddrSurfInfoIn->numSlices = config->info.array_size;
781 
782    if (level > 0) {
783       /* Set the base level pitch. This is needed for calculation
784        * of non-zero levels. */
785       if (is_stencil)
786          AddrSurfInfoIn->basePitch = surf->u.legacy.zs.stencil_level[0].nblk_x;
787       else
788          AddrSurfInfoIn->basePitch = surf->u.legacy.level[0].nblk_x;
789 
790       /* Convert blocks to pixels for compressed formats. */
791       if (compressed)
792          AddrSurfInfoIn->basePitch *= surf->blk_w;
793    }
794 
795    ret = AddrComputeSurfaceInfo(addrlib, AddrSurfInfoIn, AddrSurfInfoOut);
796    if (ret != ADDR_OK) {
797       return ret;
798    }
799 
800    surf_level = is_stencil ? &surf->u.legacy.zs.stencil_level[level] : &surf->u.legacy.level[level];
801    dcc_level = &surf->u.legacy.color.dcc_level[level];
802    surf_level->offset_256B = align64(surf->surf_size, AddrSurfInfoOut->baseAlign) / 256;
803    surf_level->slice_size_dw = AddrSurfInfoOut->sliceSize / 4;
804    surf_level->nblk_x = AddrSurfInfoOut->pitch;
805    surf_level->nblk_y = AddrSurfInfoOut->height;
806 
807    switch (AddrSurfInfoOut->tileMode) {
808    case ADDR_TM_LINEAR_ALIGNED:
809       surf_level->mode = RADEON_SURF_MODE_LINEAR_ALIGNED;
810       break;
811    case ADDR_TM_1D_TILED_THIN1:
812    case ADDR_TM_1D_TILED_THICK:
813    case ADDR_TM_PRT_TILED_THIN1:
814       surf_level->mode = RADEON_SURF_MODE_1D;
815       break;
816    case ADDR_TM_2D_TILED_THIN1:
817    case ADDR_TM_PRT_2D_TILED_THIN1:
818    case ADDR_TM_PRT_TILED_THICK:
819       surf_level->mode = RADEON_SURF_MODE_2D;
820       break;
821    default:
822       assert(0);
823    }
824 
825    if (is_stencil)
826       surf->u.legacy.zs.stencil_tiling_index[level] = AddrSurfInfoOut->tileIndex;
827    else
828       surf->u.legacy.tiling_index[level] = AddrSurfInfoOut->tileIndex;
829 
830    if (AddrSurfInfoIn->flags.prt) {
831       if (level == 0) {
832          surf->prt_tile_width = AddrSurfInfoOut->pitchAlign;
833          surf->prt_tile_height = AddrSurfInfoOut->heightAlign;
834          surf->prt_tile_depth = AddrSurfInfoOut->depthAlign;
835       }
836       if (surf_level->nblk_x >= surf->prt_tile_width &&
837           surf_level->nblk_y >= surf->prt_tile_height) {
838          /* +1 because the current level is not in the miptail */
839          surf->first_mip_tail_level = level + 1;
840       }
841    }
842 
843    surf->surf_size = (uint64_t)surf_level->offset_256B * 256 + AddrSurfInfoOut->surfSize;
844 
845    /* Clear DCC fields at the beginning. */
846    if (!AddrSurfInfoIn->flags.depth && !AddrSurfInfoIn->flags.stencil)
847       dcc_level->dcc_offset = 0;
848 
849    /* The previous level's flag tells us if we can use DCC for this level. */
850    if (AddrSurfInfoIn->flags.dccCompatible && (level == 0 || AddrDccOut->subLvlCompressible)) {
851       bool prev_level_clearable = level == 0 || AddrDccOut->dccRamSizeAligned;
852 
853       AddrDccIn->colorSurfSize = AddrSurfInfoOut->surfSize;
854       AddrDccIn->tileMode = AddrSurfInfoOut->tileMode;
855       AddrDccIn->tileInfo = *AddrSurfInfoOut->pTileInfo;
856       AddrDccIn->tileIndex = AddrSurfInfoOut->tileIndex;
857       AddrDccIn->macroModeIndex = AddrSurfInfoOut->macroModeIndex;
858 
859       ret = AddrComputeDccInfo(addrlib, AddrDccIn, AddrDccOut);
860 
861       if (ret == ADDR_OK) {
862          dcc_level->dcc_offset = surf->meta_size;
863          surf->num_meta_levels = level + 1;
864          surf->meta_size = dcc_level->dcc_offset + AddrDccOut->dccRamSize;
865          surf->meta_alignment_log2 = MAX2(surf->meta_alignment_log2, util_logbase2(AddrDccOut->dccRamBaseAlign));
866 
867          /* If the DCC size of a subresource (1 mip level or 1 slice)
868           * is not aligned, the DCC memory layout is not contiguous for
869           * that subresource, which means we can't use fast clear.
870           *
871           * We only do fast clears for whole mipmap levels. If we did
872           * per-slice fast clears, the same restriction would apply.
873           * (i.e. only compute the slice size and see if it's aligned)
874           *
875           * The last level can be non-contiguous and still be clearable
876           * if it's interleaved with the next level that doesn't exist.
877           */
878          if (AddrDccOut->dccRamSizeAligned ||
879              (prev_level_clearable && level == config->info.levels - 1))
880             dcc_level->dcc_fast_clear_size = AddrDccOut->dccFastClearSize;
881          else
882             dcc_level->dcc_fast_clear_size = 0;
883 
884          /* Compute the DCC slice size because addrlib doesn't
885           * provide this info. As DCC memory is linear (each
886           * slice is the same size) it's easy to compute.
887           */
888          surf->meta_slice_size = AddrDccOut->dccRamSize / config->info.array_size;
889 
890          /* For arrays, we have to compute the DCC info again
891           * with one slice size to get a correct fast clear
892           * size.
893           */
894          if (config->info.array_size > 1) {
895             AddrDccIn->colorSurfSize = AddrSurfInfoOut->sliceSize;
896             AddrDccIn->tileMode = AddrSurfInfoOut->tileMode;
897             AddrDccIn->tileInfo = *AddrSurfInfoOut->pTileInfo;
898             AddrDccIn->tileIndex = AddrSurfInfoOut->tileIndex;
899             AddrDccIn->macroModeIndex = AddrSurfInfoOut->macroModeIndex;
900 
901             ret = AddrComputeDccInfo(addrlib, AddrDccIn, AddrDccOut);
902             if (ret == ADDR_OK) {
903                /* If the DCC memory isn't properly
904                 * aligned, the data are interleaved
905                 * across slices.
906                 */
907                if (AddrDccOut->dccRamSizeAligned)
908                   dcc_level->dcc_slice_fast_clear_size = AddrDccOut->dccFastClearSize;
909                else
910                   dcc_level->dcc_slice_fast_clear_size = 0;
911             }
912 
913             if (surf->flags & RADEON_SURF_CONTIGUOUS_DCC_LAYERS &&
914                 surf->meta_slice_size != dcc_level->dcc_slice_fast_clear_size) {
915                surf->meta_size = 0;
916                surf->num_meta_levels = 0;
917                AddrDccOut->subLvlCompressible = false;
918             }
919          } else {
920             dcc_level->dcc_slice_fast_clear_size = dcc_level->dcc_fast_clear_size;
921          }
922       }
923    }
924 
925    /* HTILE. */
926    if (!is_stencil && AddrSurfInfoIn->flags.depth && surf_level->mode == RADEON_SURF_MODE_2D &&
927        level == 0 && !(surf->flags & RADEON_SURF_NO_HTILE)) {
928       AddrHtileIn->flags.tcCompatible = AddrSurfInfoOut->tcCompatible;
929       AddrHtileIn->pitch = AddrSurfInfoOut->pitch;
930       AddrHtileIn->height = AddrSurfInfoOut->height;
931       AddrHtileIn->numSlices = AddrSurfInfoOut->depth;
932       AddrHtileIn->blockWidth = ADDR_HTILE_BLOCKSIZE_8;
933       AddrHtileIn->blockHeight = ADDR_HTILE_BLOCKSIZE_8;
934       AddrHtileIn->pTileInfo = AddrSurfInfoOut->pTileInfo;
935       AddrHtileIn->tileIndex = AddrSurfInfoOut->tileIndex;
936       AddrHtileIn->macroModeIndex = AddrSurfInfoOut->macroModeIndex;
937 
938       ret = AddrComputeHtileInfo(addrlib, AddrHtileIn, AddrHtileOut);
939 
940       if (ret == ADDR_OK) {
941          surf->meta_size = AddrHtileOut->htileBytes;
942          surf->meta_slice_size = AddrHtileOut->sliceSize;
943          surf->meta_alignment_log2 = util_logbase2(AddrHtileOut->baseAlign);
944          surf->meta_pitch = AddrHtileOut->pitch;
945          surf->num_meta_levels = level + 1;
946       }
947    }
948 
949    return 0;
950 }
951 
gfx6_set_micro_tile_mode(struct radeon_surf * surf,const struct radeon_info * info)952 static void gfx6_set_micro_tile_mode(struct radeon_surf *surf, const struct radeon_info *info)
953 {
954    uint32_t tile_mode = info->si_tile_mode_array[surf->u.legacy.tiling_index[0]];
955 
956    if (info->gfx_level >= GFX7)
957       surf->micro_tile_mode = G_009910_MICRO_TILE_MODE_NEW(tile_mode);
958    else
959       surf->micro_tile_mode = G_009910_MICRO_TILE_MODE(tile_mode);
960 }
961 
cik_get_macro_tile_index(struct radeon_surf * surf)962 static unsigned cik_get_macro_tile_index(struct radeon_surf *surf)
963 {
964    unsigned index, tileb;
965 
966    tileb = 8 * 8 * surf->bpe;
967    tileb = MIN2(surf->u.legacy.tile_split, tileb);
968 
969    for (index = 0; tileb > 64; index++)
970       tileb >>= 1;
971 
972    assert(index < 16);
973    return index;
974 }
975 
get_display_flag(const struct ac_surf_config * config,const struct radeon_surf * surf)976 static bool get_display_flag(const struct ac_surf_config *config, const struct radeon_surf *surf)
977 {
978    unsigned num_channels = config->info.num_channels;
979    unsigned bpe = surf->bpe;
980 
981    /* With modifiers the kernel is in charge of whether it is displayable.
982     * We need to ensure at least 32 pixels pitch alignment, but this is
983     * always the case when the blocksize >= 4K.
984     */
985    if (surf->modifier != DRM_FORMAT_MOD_INVALID)
986       return false;
987 
988    if (!config->is_1d && !config->is_3d && !config->is_cube &&
989        !(surf->flags & RADEON_SURF_Z_OR_SBUFFER) &&
990        surf->flags & RADEON_SURF_SCANOUT && config->info.samples <= 1 && surf->blk_w <= 2 &&
991        surf->blk_h == 1) {
992       /* subsampled */
993       if (surf->blk_w == 2 && surf->blk_h == 1)
994          return true;
995 
996       if (/* RGBA8 or RGBA16F */
997           (bpe >= 4 && bpe <= 8 && num_channels == 4) ||
998           /* R5G6B5 or R5G5B5A1 */
999           (bpe == 2 && num_channels >= 3) ||
1000           /* C8 palette */
1001           (bpe == 1 && num_channels == 1))
1002          return true;
1003    }
1004    return false;
1005 }
1006 
1007 /**
1008  * This must be called after the first level is computed.
1009  *
1010  * Copy surface-global settings like pipe/bank config from level 0 surface
1011  * computation, and compute tile swizzle.
1012  */
gfx6_surface_settings(ADDR_HANDLE addrlib,const struct radeon_info * info,const struct ac_surf_config * config,ADDR_COMPUTE_SURFACE_INFO_OUTPUT * csio,struct radeon_surf * surf)1013 static int gfx6_surface_settings(ADDR_HANDLE addrlib, const struct radeon_info *info,
1014                                  const struct ac_surf_config *config,
1015                                  ADDR_COMPUTE_SURFACE_INFO_OUTPUT *csio, struct radeon_surf *surf)
1016 {
1017    surf->surf_alignment_log2 = util_logbase2(csio->baseAlign);
1018    surf->u.legacy.pipe_config = csio->pTileInfo->pipeConfig - 1;
1019    gfx6_set_micro_tile_mode(surf, info);
1020 
1021    /* For 2D modes only. */
1022    if (csio->tileMode >= ADDR_TM_2D_TILED_THIN1) {
1023       surf->u.legacy.bankw = csio->pTileInfo->bankWidth;
1024       surf->u.legacy.bankh = csio->pTileInfo->bankHeight;
1025       surf->u.legacy.mtilea = csio->pTileInfo->macroAspectRatio;
1026       surf->u.legacy.tile_split = csio->pTileInfo->tileSplitBytes;
1027       surf->u.legacy.num_banks = csio->pTileInfo->banks;
1028       surf->u.legacy.macro_tile_index = csio->macroModeIndex;
1029    } else {
1030       surf->u.legacy.macro_tile_index = 0;
1031    }
1032 
1033    /* Compute tile swizzle. */
1034    /* TODO: fix tile swizzle with mipmapping for GFX6 */
1035    if ((info->gfx_level >= GFX7 || config->info.levels == 1) && config->info.surf_index &&
1036        surf->u.legacy.level[0].mode == RADEON_SURF_MODE_2D &&
1037        !(surf->flags & (RADEON_SURF_Z_OR_SBUFFER | RADEON_SURF_SHAREABLE)) &&
1038        !get_display_flag(config, surf)) {
1039       ADDR_COMPUTE_BASE_SWIZZLE_INPUT AddrBaseSwizzleIn = {0};
1040       ADDR_COMPUTE_BASE_SWIZZLE_OUTPUT AddrBaseSwizzleOut = {0};
1041 
1042       AddrBaseSwizzleIn.size = sizeof(ADDR_COMPUTE_BASE_SWIZZLE_INPUT);
1043       AddrBaseSwizzleOut.size = sizeof(ADDR_COMPUTE_BASE_SWIZZLE_OUTPUT);
1044 
1045       AddrBaseSwizzleIn.surfIndex = p_atomic_inc_return(config->info.surf_index) - 1;
1046       AddrBaseSwizzleIn.tileIndex = csio->tileIndex;
1047       AddrBaseSwizzleIn.macroModeIndex = csio->macroModeIndex;
1048       AddrBaseSwizzleIn.pTileInfo = csio->pTileInfo;
1049       AddrBaseSwizzleIn.tileMode = csio->tileMode;
1050 
1051       int r = AddrComputeBaseSwizzle(addrlib, &AddrBaseSwizzleIn, &AddrBaseSwizzleOut);
1052       if (r != ADDR_OK)
1053          return r;
1054 
1055       assert(AddrBaseSwizzleOut.tileSwizzle <=
1056              u_bit_consecutive(0, sizeof(surf->tile_swizzle) * 8));
1057       surf->tile_swizzle = AddrBaseSwizzleOut.tileSwizzle;
1058    }
1059    return 0;
1060 }
1061 
ac_compute_cmask(const struct radeon_info * info,const struct ac_surf_config * config,struct radeon_surf * surf)1062 static void ac_compute_cmask(const struct radeon_info *info, const struct ac_surf_config *config,
1063                              struct radeon_surf *surf)
1064 {
1065    unsigned pipe_interleave_bytes = info->pipe_interleave_bytes;
1066    unsigned num_pipes = info->num_tile_pipes;
1067    unsigned cl_width, cl_height;
1068 
1069    if (surf->flags & RADEON_SURF_Z_OR_SBUFFER || surf->is_linear ||
1070        (config->info.samples >= 2 && !surf->fmask_size))
1071       return;
1072 
1073    assert(info->gfx_level <= GFX8);
1074 
1075    switch (num_pipes) {
1076    case 2:
1077       cl_width = 32;
1078       cl_height = 16;
1079       break;
1080    case 4:
1081       cl_width = 32;
1082       cl_height = 32;
1083       break;
1084    case 8:
1085       cl_width = 64;
1086       cl_height = 32;
1087       break;
1088    case 16: /* Hawaii */
1089       cl_width = 64;
1090       cl_height = 64;
1091       break;
1092    default:
1093       assert(0);
1094       return;
1095    }
1096 
1097    unsigned base_align = num_pipes * pipe_interleave_bytes;
1098 
1099    unsigned width = align(surf->u.legacy.level[0].nblk_x, cl_width * 8);
1100    unsigned height = align(surf->u.legacy.level[0].nblk_y, cl_height * 8);
1101    unsigned slice_elements = (width * height) / (8 * 8);
1102 
1103    /* Each element of CMASK is a nibble. */
1104    unsigned slice_bytes = slice_elements / 2;
1105 
1106    surf->u.legacy.color.cmask_slice_tile_max = (width * height) / (128 * 128);
1107    if (surf->u.legacy.color.cmask_slice_tile_max)
1108       surf->u.legacy.color.cmask_slice_tile_max -= 1;
1109 
1110    unsigned num_layers;
1111    if (config->is_3d)
1112       num_layers = config->info.depth;
1113    else if (config->is_cube)
1114       num_layers = 6;
1115    else
1116       num_layers = config->info.array_size;
1117 
1118    surf->cmask_alignment_log2 = util_logbase2(MAX2(256, base_align));
1119    surf->cmask_slice_size = align(slice_bytes, base_align);
1120    surf->cmask_size = surf->cmask_slice_size * num_layers;
1121 }
1122 
1123 /**
1124  * Fill in the tiling information in \p surf based on the given surface config.
1125  *
1126  * The following fields of \p surf must be initialized by the caller:
1127  * blk_w, blk_h, bpe, flags.
1128  */
gfx6_compute_surface(ADDR_HANDLE addrlib,const struct radeon_info * info,const struct ac_surf_config * config,enum radeon_surf_mode mode,struct radeon_surf * surf)1129 static int gfx6_compute_surface(ADDR_HANDLE addrlib, const struct radeon_info *info,
1130                                 const struct ac_surf_config *config, enum radeon_surf_mode mode,
1131                                 struct radeon_surf *surf)
1132 {
1133    unsigned level;
1134    bool compressed;
1135    ADDR_COMPUTE_SURFACE_INFO_INPUT AddrSurfInfoIn = {0};
1136    ADDR_COMPUTE_SURFACE_INFO_OUTPUT AddrSurfInfoOut = {0};
1137    ADDR_COMPUTE_DCCINFO_INPUT AddrDccIn = {0};
1138    ADDR_COMPUTE_DCCINFO_OUTPUT AddrDccOut = {0};
1139    ADDR_COMPUTE_HTILE_INFO_INPUT AddrHtileIn = {0};
1140    ADDR_COMPUTE_HTILE_INFO_OUTPUT AddrHtileOut = {0};
1141    ADDR_TILEINFO AddrTileInfoIn = {0};
1142    ADDR_TILEINFO AddrTileInfoOut = {0};
1143    int r;
1144 
1145    AddrSurfInfoIn.size = sizeof(ADDR_COMPUTE_SURFACE_INFO_INPUT);
1146    AddrSurfInfoOut.size = sizeof(ADDR_COMPUTE_SURFACE_INFO_OUTPUT);
1147    AddrDccIn.size = sizeof(ADDR_COMPUTE_DCCINFO_INPUT);
1148    AddrDccOut.size = sizeof(ADDR_COMPUTE_DCCINFO_OUTPUT);
1149    AddrHtileIn.size = sizeof(ADDR_COMPUTE_HTILE_INFO_INPUT);
1150    AddrHtileOut.size = sizeof(ADDR_COMPUTE_HTILE_INFO_OUTPUT);
1151    AddrSurfInfoOut.pTileInfo = &AddrTileInfoOut;
1152 
1153    compressed = surf->blk_w == 4 && surf->blk_h == 4;
1154 
1155    /* MSAA requires 2D tiling. */
1156    if (config->info.samples > 1)
1157       mode = RADEON_SURF_MODE_2D;
1158 
1159    /* DB doesn't support linear layouts. */
1160    if (surf->flags & (RADEON_SURF_Z_OR_SBUFFER) && mode < RADEON_SURF_MODE_1D)
1161       mode = RADEON_SURF_MODE_1D;
1162 
1163    /* Set the requested tiling mode. */
1164    switch (mode) {
1165    case RADEON_SURF_MODE_LINEAR_ALIGNED:
1166       AddrSurfInfoIn.tileMode = ADDR_TM_LINEAR_ALIGNED;
1167       break;
1168    case RADEON_SURF_MODE_1D:
1169       if (surf->flags & RADEON_SURF_PRT)
1170          AddrSurfInfoIn.tileMode = ADDR_TM_PRT_TILED_THIN1;
1171       else
1172          AddrSurfInfoIn.tileMode = ADDR_TM_1D_TILED_THIN1;
1173       break;
1174    case RADEON_SURF_MODE_2D:
1175       if (surf->flags & RADEON_SURF_PRT) {
1176          if (config->is_3d && surf->bpe < 8) {
1177             AddrSurfInfoIn.tileMode = ADDR_TM_PRT_2D_TILED_THICK;
1178          } else {
1179             AddrSurfInfoIn.tileMode = ADDR_TM_PRT_2D_TILED_THIN1;
1180          }
1181       } else
1182          AddrSurfInfoIn.tileMode = ADDR_TM_2D_TILED_THIN1;
1183       break;
1184    default:
1185       assert(0);
1186    }
1187 
1188    AddrSurfInfoIn.format = bpe_to_format(surf);
1189    if (!compressed)
1190       AddrDccIn.bpp = AddrSurfInfoIn.bpp = surf->bpe * 8;
1191 
1192    /* Setting ADDR_FMT_32_32_32 breaks gfx6-8, while INVALID works. */
1193    if (AddrSurfInfoIn.format == ADDR_FMT_32_32_32)
1194       AddrSurfInfoIn.format = ADDR_FMT_INVALID;
1195 
1196    AddrDccIn.numSamples = AddrSurfInfoIn.numSamples = MAX2(1, config->info.samples);
1197    AddrSurfInfoIn.tileIndex = -1;
1198 
1199    if (!(surf->flags & RADEON_SURF_Z_OR_SBUFFER)) {
1200       AddrDccIn.numSamples = AddrSurfInfoIn.numFrags = MAX2(1, config->info.storage_samples);
1201    }
1202 
1203    /* Set the micro tile type. */
1204    if (surf->flags & RADEON_SURF_SCANOUT)
1205       AddrSurfInfoIn.tileType = ADDR_DISPLAYABLE;
1206    else if (surf->flags & RADEON_SURF_Z_OR_SBUFFER)
1207       AddrSurfInfoIn.tileType = ADDR_DEPTH_SAMPLE_ORDER;
1208    else
1209       AddrSurfInfoIn.tileType = ADDR_NON_DISPLAYABLE;
1210 
1211    AddrSurfInfoIn.flags.color = !(surf->flags & RADEON_SURF_Z_OR_SBUFFER);
1212    AddrSurfInfoIn.flags.depth = (surf->flags & RADEON_SURF_ZBUFFER) != 0;
1213    AddrSurfInfoIn.flags.cube = config->is_cube;
1214    AddrSurfInfoIn.flags.display = get_display_flag(config, surf);
1215    AddrSurfInfoIn.flags.pow2Pad = config->info.levels > 1;
1216    AddrSurfInfoIn.flags.tcCompatible = (surf->flags & RADEON_SURF_TC_COMPATIBLE_HTILE) != 0;
1217    AddrSurfInfoIn.flags.prt = (surf->flags & RADEON_SURF_PRT) != 0;
1218 
1219    /* Only degrade the tile mode for space if TC-compatible HTILE hasn't been
1220     * requested, because TC-compatible HTILE requires 2D tiling.
1221     */
1222    AddrSurfInfoIn.flags.opt4Space = !AddrSurfInfoIn.flags.tcCompatible &&
1223                                     !AddrSurfInfoIn.flags.fmask && config->info.samples <= 1 &&
1224                                     !(surf->flags & RADEON_SURF_FORCE_SWIZZLE_MODE);
1225 
1226    /* DCC notes:
1227     * - If we add MSAA support, keep in mind that CB can't decompress 8bpp
1228     *   with samples >= 4.
1229     * - Mipmapped array textures have low performance (discovered by a closed
1230     *   driver team).
1231     */
1232    AddrSurfInfoIn.flags.dccCompatible =
1233       info->gfx_level >= GFX8 && info->has_graphics && /* disable DCC on compute-only chips */
1234       !(surf->flags & RADEON_SURF_Z_OR_SBUFFER) && !(surf->flags & RADEON_SURF_DISABLE_DCC) &&
1235       !compressed &&
1236       ((config->info.array_size == 1 && config->info.depth == 1) || config->info.levels == 1);
1237 
1238    AddrSurfInfoIn.flags.noStencil =
1239       !(surf->flags & RADEON_SURF_SBUFFER) || (surf->flags & RADEON_SURF_NO_RENDER_TARGET);
1240 
1241    AddrSurfInfoIn.flags.compressZ = !!(surf->flags & RADEON_SURF_Z_OR_SBUFFER);
1242 
1243    /* On GFX7-GFX8, the DB uses the same pitch and tile mode (except tilesplit)
1244     * for Z and stencil. This can cause a number of problems which we work
1245     * around here:
1246     *
1247     * - a depth part that is incompatible with mipmapped texturing
1248     * - at least on Stoney, entirely incompatible Z/S aspects (e.g.
1249     *   incorrect tiling applied to the stencil part, stencil buffer
1250     *   memory accesses that go out of bounds) even without mipmapping
1251     *
1252     * Some piglit tests that are prone to different types of related
1253     * failures:
1254     *  ./bin/ext_framebuffer_multisample-upsample 2 stencil
1255     *  ./bin/framebuffer-blit-levels {draw,read} stencil
1256     *  ./bin/ext_framebuffer_multisample-unaligned-blit N {depth,stencil} {msaa,upsample,downsample}
1257     *  ./bin/fbo-depth-array fs-writes-{depth,stencil} / {depth,stencil}-{clear,layered-clear,draw}
1258     *  ./bin/depthstencil-render-miplevels 1024 d=s=z24_s8
1259     */
1260    int stencil_tile_idx = -1;
1261 
1262    if (AddrSurfInfoIn.flags.depth && !AddrSurfInfoIn.flags.noStencil &&
1263        (config->info.levels > 1 || info->family == CHIP_STONEY)) {
1264       /* Compute stencilTileIdx that is compatible with the (depth)
1265        * tileIdx. This degrades the depth surface if necessary to
1266        * ensure that a matching stencilTileIdx exists. */
1267       AddrSurfInfoIn.flags.matchStencilTileCfg = 1;
1268 
1269       /* Keep the depth mip-tail compatible with texturing. */
1270       if (config->info.levels > 1 && !(surf->flags & RADEON_SURF_NO_STENCIL_ADJUST))
1271          AddrSurfInfoIn.flags.noStencil = 1;
1272    }
1273 
1274    /* Set preferred macrotile parameters. This is usually required
1275     * for shared resources. This is for 2D tiling only. */
1276    if (!(surf->flags & RADEON_SURF_Z_OR_SBUFFER) &&
1277        AddrSurfInfoIn.tileMode >= ADDR_TM_2D_TILED_THIN1 && surf->u.legacy.bankw &&
1278        surf->u.legacy.bankh && surf->u.legacy.mtilea && surf->u.legacy.tile_split) {
1279       /* If any of these parameters are incorrect, the calculation
1280        * will fail. */
1281       AddrTileInfoIn.banks = surf->u.legacy.num_banks;
1282       AddrTileInfoIn.bankWidth = surf->u.legacy.bankw;
1283       AddrTileInfoIn.bankHeight = surf->u.legacy.bankh;
1284       AddrTileInfoIn.macroAspectRatio = surf->u.legacy.mtilea;
1285       AddrTileInfoIn.tileSplitBytes = surf->u.legacy.tile_split;
1286       AddrTileInfoIn.pipeConfig = surf->u.legacy.pipe_config + 1; /* +1 compared to GB_TILE_MODE */
1287       AddrSurfInfoIn.flags.opt4Space = 0;
1288       AddrSurfInfoIn.pTileInfo = &AddrTileInfoIn;
1289 
1290       /* If AddrSurfInfoIn.pTileInfo is set, Addrlib doesn't set
1291        * the tile index, because we are expected to know it if
1292        * we know the other parameters.
1293        *
1294        * This is something that can easily be fixed in Addrlib.
1295        * For now, just figure it out here.
1296        * Note that only 2D_TILE_THIN1 is handled here.
1297        */
1298       assert(!(surf->flags & RADEON_SURF_Z_OR_SBUFFER));
1299       assert(AddrSurfInfoIn.tileMode == ADDR_TM_2D_TILED_THIN1);
1300 
1301       if (info->gfx_level == GFX6) {
1302          if (AddrSurfInfoIn.tileType == ADDR_DISPLAYABLE) {
1303             if (surf->bpe == 2)
1304                AddrSurfInfoIn.tileIndex = 11; /* 16bpp */
1305             else
1306                AddrSurfInfoIn.tileIndex = 12; /* 32bpp */
1307          } else {
1308             if (surf->bpe == 1)
1309                AddrSurfInfoIn.tileIndex = 14; /* 8bpp */
1310             else if (surf->bpe == 2)
1311                AddrSurfInfoIn.tileIndex = 15; /* 16bpp */
1312             else if (surf->bpe == 4)
1313                AddrSurfInfoIn.tileIndex = 16; /* 32bpp */
1314             else
1315                AddrSurfInfoIn.tileIndex = 17; /* 64bpp (and 128bpp) */
1316          }
1317       } else {
1318          /* GFX7 - GFX8 */
1319          if (AddrSurfInfoIn.tileType == ADDR_DISPLAYABLE)
1320             AddrSurfInfoIn.tileIndex = 10; /* 2D displayable */
1321          else
1322             AddrSurfInfoIn.tileIndex = 14; /* 2D non-displayable */
1323 
1324          /* Addrlib doesn't set this if tileIndex is forced like above. */
1325          AddrSurfInfoOut.macroModeIndex = cik_get_macro_tile_index(surf);
1326       }
1327    }
1328 
1329    surf->has_stencil = !!(surf->flags & RADEON_SURF_SBUFFER);
1330    surf->num_meta_levels = 0;
1331    surf->surf_size = 0;
1332    surf->meta_size = 0;
1333    surf->meta_slice_size = 0;
1334    surf->meta_alignment_log2 = 0;
1335 
1336    const bool only_stencil =
1337       (surf->flags & RADEON_SURF_SBUFFER) && !(surf->flags & RADEON_SURF_ZBUFFER);
1338 
1339    /* Calculate texture layout information. */
1340    if (!only_stencil) {
1341       for (level = 0; level < config->info.levels; level++) {
1342          r = gfx6_compute_level(addrlib, config, surf, false, level, compressed, &AddrSurfInfoIn,
1343                                 &AddrSurfInfoOut, &AddrDccIn, &AddrDccOut, &AddrHtileIn,
1344                                 &AddrHtileOut);
1345          if (r)
1346             return r;
1347 
1348          if (level > 0)
1349             continue;
1350 
1351          if (!AddrSurfInfoOut.tcCompatible) {
1352             AddrSurfInfoIn.flags.tcCompatible = 0;
1353             surf->flags &= ~RADEON_SURF_TC_COMPATIBLE_HTILE;
1354          }
1355 
1356          if (AddrSurfInfoIn.flags.matchStencilTileCfg) {
1357             AddrSurfInfoIn.flags.matchStencilTileCfg = 0;
1358             AddrSurfInfoIn.tileIndex = AddrSurfInfoOut.tileIndex;
1359             stencil_tile_idx = AddrSurfInfoOut.stencilTileIdx;
1360 
1361             assert(stencil_tile_idx >= 0);
1362          }
1363 
1364          r = gfx6_surface_settings(addrlib, info, config, &AddrSurfInfoOut, surf);
1365          if (r)
1366             return r;
1367       }
1368    }
1369 
1370    /* Calculate texture layout information for stencil. */
1371    if (surf->flags & RADEON_SURF_SBUFFER) {
1372       AddrSurfInfoIn.tileIndex = stencil_tile_idx;
1373       AddrSurfInfoIn.bpp = 8;
1374       AddrSurfInfoIn.format = ADDR_FMT_8;
1375       AddrSurfInfoIn.flags.depth = 0;
1376       AddrSurfInfoIn.flags.stencil = 1;
1377       AddrSurfInfoIn.flags.tcCompatible = 0;
1378       /* This will be ignored if AddrSurfInfoIn.pTileInfo is NULL. */
1379       AddrTileInfoIn.tileSplitBytes = surf->u.legacy.stencil_tile_split;
1380 
1381       for (level = 0; level < config->info.levels; level++) {
1382          r = gfx6_compute_level(addrlib, config, surf, true, level, compressed, &AddrSurfInfoIn,
1383                                 &AddrSurfInfoOut, &AddrDccIn, &AddrDccOut, NULL, NULL);
1384          if (r)
1385             return r;
1386 
1387          /* DB uses the depth pitch for both stencil and depth. */
1388          if (!only_stencil) {
1389             if (surf->u.legacy.zs.stencil_level[level].nblk_x != surf->u.legacy.level[level].nblk_x)
1390                surf->u.legacy.stencil_adjusted = true;
1391          } else {
1392             surf->u.legacy.level[level].nblk_x = surf->u.legacy.zs.stencil_level[level].nblk_x;
1393          }
1394 
1395          if (level == 0) {
1396             if (only_stencil) {
1397                r = gfx6_surface_settings(addrlib, info, config, &AddrSurfInfoOut, surf);
1398                if (r)
1399                   return r;
1400             }
1401 
1402             /* For 2D modes only. */
1403             if (AddrSurfInfoOut.tileMode >= ADDR_TM_2D_TILED_THIN1) {
1404                surf->u.legacy.stencil_tile_split = AddrSurfInfoOut.pTileInfo->tileSplitBytes;
1405             }
1406          }
1407       }
1408    }
1409 
1410    /* Compute FMASK. */
1411    if (config->info.samples >= 2 && AddrSurfInfoIn.flags.color && info->has_graphics &&
1412        !(surf->flags & RADEON_SURF_NO_FMASK)) {
1413       ADDR_COMPUTE_FMASK_INFO_INPUT fin = {0};
1414       ADDR_COMPUTE_FMASK_INFO_OUTPUT fout = {0};
1415       ADDR_TILEINFO fmask_tile_info = {0};
1416 
1417       fin.size = sizeof(fin);
1418       fout.size = sizeof(fout);
1419 
1420       fin.tileMode = AddrSurfInfoOut.tileMode;
1421       fin.pitch = AddrSurfInfoOut.pitch;
1422       fin.height = config->info.height;
1423       fin.numSlices = AddrSurfInfoIn.numSlices;
1424       fin.numSamples = AddrSurfInfoIn.numSamples;
1425       fin.numFrags = AddrSurfInfoIn.numFrags;
1426       fin.tileIndex = -1;
1427       fout.pTileInfo = &fmask_tile_info;
1428 
1429       r = AddrComputeFmaskInfo(addrlib, &fin, &fout);
1430       if (r)
1431          return r;
1432 
1433       surf->fmask_size = fout.fmaskBytes;
1434       surf->fmask_alignment_log2 = util_logbase2(fout.baseAlign);
1435       surf->fmask_slice_size = fout.sliceSize;
1436       surf->fmask_tile_swizzle = 0;
1437 
1438       surf->u.legacy.color.fmask.slice_tile_max = (fout.pitch * fout.height) / 64;
1439       if (surf->u.legacy.color.fmask.slice_tile_max)
1440          surf->u.legacy.color.fmask.slice_tile_max -= 1;
1441 
1442       surf->u.legacy.color.fmask.tiling_index = fout.tileIndex;
1443       surf->u.legacy.color.fmask.bankh = fout.pTileInfo->bankHeight;
1444       surf->u.legacy.color.fmask.pitch_in_pixels = fout.pitch;
1445 
1446       /* Compute tile swizzle for FMASK. */
1447       if (config->info.fmask_surf_index && !(surf->flags & RADEON_SURF_SHAREABLE)) {
1448          ADDR_COMPUTE_BASE_SWIZZLE_INPUT xin = {0};
1449          ADDR_COMPUTE_BASE_SWIZZLE_OUTPUT xout = {0};
1450 
1451          xin.size = sizeof(ADDR_COMPUTE_BASE_SWIZZLE_INPUT);
1452          xout.size = sizeof(ADDR_COMPUTE_BASE_SWIZZLE_OUTPUT);
1453 
1454          /* This counter starts from 1 instead of 0. */
1455          xin.surfIndex = p_atomic_inc_return(config->info.fmask_surf_index);
1456          xin.tileIndex = fout.tileIndex;
1457          xin.macroModeIndex = fout.macroModeIndex;
1458          xin.pTileInfo = fout.pTileInfo;
1459          xin.tileMode = fin.tileMode;
1460 
1461          int r = AddrComputeBaseSwizzle(addrlib, &xin, &xout);
1462          if (r != ADDR_OK)
1463             return r;
1464 
1465          assert(xout.tileSwizzle <= u_bit_consecutive(0, sizeof(surf->tile_swizzle) * 8));
1466          surf->fmask_tile_swizzle = xout.tileSwizzle;
1467       }
1468    }
1469 
1470    /* Recalculate the whole DCC miptree size including disabled levels.
1471     * This is what addrlib does, but calling addrlib would be a lot more
1472     * complicated.
1473     */
1474    if (!(surf->flags & RADEON_SURF_Z_OR_SBUFFER) && surf->meta_size && config->info.levels > 1) {
1475       /* The smallest miplevels that are never compressed by DCC
1476        * still read the DCC buffer via TC if the base level uses DCC,
1477        * and for some reason the DCC buffer needs to be larger if
1478        * the miptree uses non-zero tile_swizzle. Otherwise there are
1479        * VM faults.
1480        *
1481        * "dcc_alignment * 4" was determined by trial and error.
1482        */
1483       surf->meta_size = align64(surf->surf_size >> 8, (1ull << surf->meta_alignment_log2) * 4);
1484    }
1485 
1486    /* Make sure HTILE covers the whole miptree, because the shader reads
1487     * TC-compatible HTILE even for levels where it's disabled by DB.
1488     */
1489    if (surf->flags & (RADEON_SURF_Z_OR_SBUFFER | RADEON_SURF_TC_COMPATIBLE_HTILE) &&
1490        surf->meta_size && config->info.levels > 1) {
1491       /* MSAA can't occur with levels > 1, so ignore the sample count. */
1492       const unsigned total_pixels = surf->surf_size / surf->bpe;
1493       const unsigned htile_block_size = 8 * 8;
1494       const unsigned htile_element_size = 4;
1495 
1496       surf->meta_size = (total_pixels / htile_block_size) * htile_element_size;
1497       surf->meta_size = align(surf->meta_size, 1 << surf->meta_alignment_log2);
1498    } else if (surf->flags & RADEON_SURF_Z_OR_SBUFFER && !surf->meta_size) {
1499       /* Unset this if HTILE is not present. */
1500       surf->flags &= ~RADEON_SURF_TC_COMPATIBLE_HTILE;
1501    }
1502 
1503    surf->is_linear = (only_stencil ? surf->u.legacy.zs.stencil_level[0].mode :
1504                                      surf->u.legacy.level[0].mode) == RADEON_SURF_MODE_LINEAR_ALIGNED;
1505 
1506    surf->is_displayable = surf->is_linear || surf->micro_tile_mode == RADEON_MICRO_MODE_DISPLAY ||
1507                           surf->micro_tile_mode == RADEON_MICRO_MODE_RENDER;
1508 
1509    /* The rotated micro tile mode doesn't work if both CMASK and RB+ are
1510     * used at the same time. This case is not currently expected to occur
1511     * because we don't use rotated. Enforce this restriction on all chips
1512     * to facilitate testing.
1513     */
1514    if (surf->micro_tile_mode == RADEON_MICRO_MODE_RENDER) {
1515       assert(!"rotate micro tile mode is unsupported");
1516       return ADDR_ERROR;
1517    }
1518 
1519    ac_compute_cmask(info, config, surf);
1520    return 0;
1521 }
1522 
1523 /* This is only called when expecting a tiled layout. */
gfx9_get_preferred_swizzle_mode(ADDR_HANDLE addrlib,const struct radeon_info * info,struct radeon_surf * surf,ADDR2_COMPUTE_SURFACE_INFO_INPUT * in,bool is_fmask,AddrSwizzleMode * swizzle_mode)1524 static int gfx9_get_preferred_swizzle_mode(ADDR_HANDLE addrlib, const struct radeon_info *info,
1525                                            struct radeon_surf *surf,
1526                                            ADDR2_COMPUTE_SURFACE_INFO_INPUT *in, bool is_fmask,
1527                                            AddrSwizzleMode *swizzle_mode)
1528 {
1529    ADDR_E_RETURNCODE ret;
1530    ADDR2_GET_PREFERRED_SURF_SETTING_INPUT sin = {0};
1531    ADDR2_GET_PREFERRED_SURF_SETTING_OUTPUT sout = {0};
1532 
1533    sin.size = sizeof(ADDR2_GET_PREFERRED_SURF_SETTING_INPUT);
1534    sout.size = sizeof(ADDR2_GET_PREFERRED_SURF_SETTING_OUTPUT);
1535 
1536    sin.flags = in->flags;
1537    sin.resourceType = in->resourceType;
1538    sin.format = in->format;
1539    sin.resourceLoction = ADDR_RSRC_LOC_INVIS;
1540 
1541    /* TODO: We could allow some of these: */
1542    sin.forbiddenBlock.micro = 1; /* don't allow the 256B swizzle modes */
1543 
1544    if (info->gfx_level >= GFX11) {
1545       /* Disable 256K on APUs because it doesn't work with DAL. */
1546       if (!info->has_dedicated_vram) {
1547          sin.forbiddenBlock.gfx11.thin256KB = 1;
1548          sin.forbiddenBlock.gfx11.thick256KB = 1;
1549       }
1550    } else {
1551       sin.forbiddenBlock.var = 1;   /* don't allow the variable-sized swizzle modes */
1552    }
1553 
1554    sin.bpp = in->bpp;
1555    sin.width = in->width;
1556    sin.height = in->height;
1557    sin.numSlices = in->numSlices;
1558    sin.numMipLevels = in->numMipLevels;
1559    sin.numSamples = in->numSamples;
1560    sin.numFrags = in->numFrags;
1561 
1562    if (is_fmask) {
1563       sin.flags.display = 0;
1564       sin.flags.color = 0;
1565       sin.flags.fmask = 1;
1566    }
1567 
1568    /* With PRT images we want to force 64 KiB block size so that the image
1569     * created is consistent with the format properties returned in Vulkan
1570     * independent of the image. */
1571    if (sin.flags.prt) {
1572       sin.forbiddenBlock.macroThin4KB = 1;
1573       sin.forbiddenBlock.macroThick4KB = 1;
1574       if (info->gfx_level >= GFX11) {
1575          sin.forbiddenBlock.gfx11.thin256KB = 1;
1576          sin.forbiddenBlock.gfx11.thick256KB = 1;
1577       }
1578       sin.forbiddenBlock.linear = 1;
1579    }
1580 
1581    if (surf->flags & RADEON_SURF_FORCE_MICRO_TILE_MODE) {
1582       sin.forbiddenBlock.linear = 1;
1583 
1584       if (surf->micro_tile_mode == RADEON_MICRO_MODE_DISPLAY)
1585          sin.preferredSwSet.sw_D = 1;
1586       else if (surf->micro_tile_mode == RADEON_MICRO_MODE_STANDARD)
1587          sin.preferredSwSet.sw_S = 1;
1588       else if (surf->micro_tile_mode == RADEON_MICRO_MODE_DEPTH)
1589          sin.preferredSwSet.sw_Z = 1;
1590       else if (surf->micro_tile_mode == RADEON_MICRO_MODE_RENDER)
1591          sin.preferredSwSet.sw_R = 1;
1592    }
1593 
1594    if (info->gfx_level >= GFX10 && in->resourceType == ADDR_RSRC_TEX_3D && in->numSlices > 1) {
1595       /* 3D textures should use S swizzle modes for the best performance.
1596        * THe only exception is 3D render targets, which prefer 64KB_D_X.
1597        *
1598        * 3D texture sampler performance with a very large 3D texture:
1599        *   ADDR_SW_64KB_R_X = 19 FPS (DCC on), 26 FPS (DCC off)
1600        *   ADDR_SW_64KB_Z_X = 25 FPS
1601        *   ADDR_SW_64KB_D_X = 53 FPS
1602        *   ADDR_SW_4KB_S    = 53 FPS
1603        *   ADDR_SW_64KB_S   = 53 FPS
1604        *   ADDR_SW_64KB_S_T = 61 FPS
1605        *   ADDR_SW_4KB_S_X  = 63 FPS
1606        *   ADDR_SW_64KB_S_X = 62 FPS
1607        */
1608       sin.preferredSwSet.sw_S = 1;
1609    }
1610 
1611    ret = Addr2GetPreferredSurfaceSetting(addrlib, &sin, &sout);
1612    if (ret != ADDR_OK)
1613       return ret;
1614 
1615    *swizzle_mode = sout.swizzleMode;
1616    return 0;
1617 }
1618 
is_dcc_supported_by_CB(const struct radeon_info * info,unsigned sw_mode)1619 static bool is_dcc_supported_by_CB(const struct radeon_info *info, unsigned sw_mode)
1620 {
1621    switch (info->gfx_level) {
1622    case GFX9:
1623       return sw_mode != ADDR_SW_LINEAR;
1624 
1625    case GFX10:
1626    case GFX10_3:
1627       return sw_mode == ADDR_SW_64KB_Z_X || sw_mode == ADDR_SW_64KB_R_X;
1628 
1629    case GFX11:
1630    case GFX11_5:
1631       return sw_mode == ADDR_SW_64KB_Z_X || sw_mode == ADDR_SW_64KB_R_X ||
1632              sw_mode == ADDR_SW_256KB_Z_X || sw_mode == ADDR_SW_256KB_R_X;
1633 
1634    default:
1635       unreachable("invalid gfx_level");
1636    }
1637 }
1638 
is_dcc_supported_by_L2(const struct radeon_info * info,const struct radeon_surf * surf)1639 ASSERTED static bool is_dcc_supported_by_L2(const struct radeon_info *info,
1640                                             const struct radeon_surf *surf)
1641 {
1642    bool single_indep = surf->u.gfx9.color.dcc.independent_64B_blocks !=
1643                        surf->u.gfx9.color.dcc.independent_128B_blocks;
1644    bool valid_64b = surf->u.gfx9.color.dcc.independent_64B_blocks &&
1645                     surf->u.gfx9.color.dcc.max_compressed_block_size == V_028C78_MAX_BLOCK_SIZE_64B;
1646    bool valid_128b = surf->u.gfx9.color.dcc.independent_128B_blocks &&
1647                      (surf->u.gfx9.color.dcc.max_compressed_block_size == V_028C78_MAX_BLOCK_SIZE_128B ||
1648                       (info->gfx_level >= GFX11_5 &&
1649                        surf->u.gfx9.color.dcc.max_compressed_block_size == V_028C78_MAX_BLOCK_SIZE_256B));
1650 
1651    if (info->gfx_level <= GFX9) {
1652       /* Only independent 64B blocks are supported. */
1653       return single_indep && valid_64b;
1654    }
1655 
1656    if (info->family == CHIP_NAVI10) {
1657       /* Only independent 128B blocks are supported. */
1658       return single_indep && valid_128b;
1659    }
1660 
1661    if (info->family == CHIP_NAVI12 || info->family == CHIP_NAVI14) {
1662       /* Either 64B or 128B can be used, but the INDEPENDENT_*_BLOCKS setting must match.
1663        * If 64B is used, DCC image stores are unsupported.
1664        */
1665       return single_indep && (valid_64b || valid_128b);
1666    }
1667 
1668    /* Valid settings are the same as NAVI14 + (64B && 128B && max_compressed_block_size == 64B) */
1669    return (single_indep && (valid_64b || valid_128b)) || valid_64b;
1670 }
1671 
gfx10_DCN_requires_independent_64B_blocks(const struct radeon_info * info,const struct ac_surf_config * config)1672 static bool gfx10_DCN_requires_independent_64B_blocks(const struct radeon_info *info,
1673                                                       const struct ac_surf_config *config)
1674 {
1675    assert(info->gfx_level >= GFX10);
1676 
1677    /* Older kernels have buggy DAL. */
1678    if (info->drm_minor <= 43)
1679       return true;
1680 
1681    /* For 4K, DCN requires INDEPENDENT_64B_BLOCKS = 1 and MAX_COMPRESSED_BLOCK_SIZE = 64B. */
1682    return config->info.width > 2560 || config->info.height > 2560;
1683 }
1684 
ac_modifier_max_extent(const struct radeon_info * info,uint64_t modifier,uint32_t * width,uint32_t * height)1685 void ac_modifier_max_extent(const struct radeon_info *info,
1686                             uint64_t modifier, uint32_t *width, uint32_t *height)
1687 {
1688    /* DCC is supported with any size. The maximum width per display pipe is 5760, but multiple
1689     * display pipes can be used to drive the display.
1690     */
1691    *width = 16384;
1692    *height = 16384;
1693 
1694    if (ac_modifier_has_dcc(modifier)) {
1695       bool independent_64B_blocks = AMD_FMT_MOD_GET(DCC_INDEPENDENT_64B, modifier);
1696 
1697       if (info->gfx_level >= GFX10 && !independent_64B_blocks) {
1698          /* For 4K, DCN requires INDEPENDENT_64B_BLOCKS = 1 and MAX_COMPRESSED_BLOCK_SIZE = 64B. */
1699          *width = 2560;
1700          *height = 2560;
1701       }
1702    }
1703 }
1704 
gfx9_is_dcc_supported_by_DCN(const struct radeon_info * info,const struct ac_surf_config * config,const struct radeon_surf * surf,bool rb_aligned,bool pipe_aligned)1705 static bool gfx9_is_dcc_supported_by_DCN(const struct radeon_info *info,
1706                                          const struct ac_surf_config *config,
1707                                          const struct radeon_surf *surf, bool rb_aligned,
1708                                          bool pipe_aligned)
1709 {
1710    if (!info->use_display_dcc_unaligned && !info->use_display_dcc_with_retile_blit)
1711       return false;
1712 
1713    /* 16bpp and 64bpp are more complicated, so they are disallowed for now. */
1714    if (surf->bpe != 4)
1715       return false;
1716 
1717    /* Handle unaligned DCC. */
1718    if (info->use_display_dcc_unaligned && (rb_aligned || pipe_aligned))
1719       return false;
1720 
1721    switch (info->gfx_level) {
1722    case GFX9:
1723       /* There are more constraints, but we always set
1724        * INDEPENDENT_64B_BLOCKS = 1 and MAX_COMPRESSED_BLOCK_SIZE = 64B,
1725        * which always works.
1726        */
1727       assert(surf->u.gfx9.color.dcc.independent_64B_blocks &&
1728              surf->u.gfx9.color.dcc.max_compressed_block_size == V_028C78_MAX_BLOCK_SIZE_64B);
1729       return true;
1730    case GFX10:
1731    case GFX10_3:
1732    case GFX11:
1733       /* DCN requires INDEPENDENT_128B_BLOCKS = 0 only on Navi1x. */
1734       if (info->gfx_level == GFX10 && surf->u.gfx9.color.dcc.independent_128B_blocks)
1735          return false;
1736 
1737       return (!gfx10_DCN_requires_independent_64B_blocks(info, config) ||
1738               (surf->u.gfx9.color.dcc.independent_64B_blocks &&
1739                surf->u.gfx9.color.dcc.max_compressed_block_size == V_028C78_MAX_BLOCK_SIZE_64B));
1740    case GFX11_5:
1741       // TODO: clarify DCN support for 256B compressed block sizes and other modes with the DAL team
1742       return true;
1743    default:
1744       unreachable("unhandled chip");
1745       return false;
1746    }
1747 }
1748 
ac_copy_dcc_equation(const struct radeon_info * info,ADDR2_COMPUTE_DCCINFO_OUTPUT * dcc,struct gfx9_meta_equation * equation)1749 static void ac_copy_dcc_equation(const struct radeon_info *info,
1750                                  ADDR2_COMPUTE_DCCINFO_OUTPUT *dcc,
1751                                  struct gfx9_meta_equation *equation)
1752 {
1753    equation->meta_block_width = dcc->metaBlkWidth;
1754    equation->meta_block_height = dcc->metaBlkHeight;
1755    equation->meta_block_depth = dcc->metaBlkDepth;
1756 
1757    if (info->gfx_level >= GFX10) {
1758       /* gfx9_meta_equation doesn't store the first 4 and the last 8 elements. They must be 0. */
1759       for (unsigned i = 0; i < 4; i++)
1760          assert(dcc->equation.gfx10_bits[i] == 0);
1761 
1762       for (unsigned i = ARRAY_SIZE(equation->u.gfx10_bits) + 4; i < 68; i++)
1763          assert(dcc->equation.gfx10_bits[i] == 0);
1764 
1765       memcpy(equation->u.gfx10_bits, dcc->equation.gfx10_bits + 4,
1766              sizeof(equation->u.gfx10_bits));
1767    } else {
1768       assert(dcc->equation.gfx9.num_bits <= ARRAY_SIZE(equation->u.gfx9.bit));
1769 
1770       equation->u.gfx9.num_bits = dcc->equation.gfx9.num_bits;
1771       equation->u.gfx9.num_pipe_bits = dcc->equation.gfx9.numPipeBits;
1772       for (unsigned b = 0; b < ARRAY_SIZE(equation->u.gfx9.bit); b++) {
1773          for (unsigned c = 0; c < ARRAY_SIZE(equation->u.gfx9.bit[b].coord); c++) {
1774             equation->u.gfx9.bit[b].coord[c].dim = dcc->equation.gfx9.bit[b].coord[c].dim;
1775             equation->u.gfx9.bit[b].coord[c].ord = dcc->equation.gfx9.bit[b].coord[c].ord;
1776          }
1777       }
1778    }
1779 }
1780 
ac_copy_cmask_equation(const struct radeon_info * info,ADDR2_COMPUTE_CMASK_INFO_OUTPUT * cmask,struct gfx9_meta_equation * equation)1781 static void ac_copy_cmask_equation(const struct radeon_info *info,
1782                                    ADDR2_COMPUTE_CMASK_INFO_OUTPUT *cmask,
1783                                    struct gfx9_meta_equation *equation)
1784 {
1785    assert(info->gfx_level < GFX11);
1786 
1787    equation->meta_block_width = cmask->metaBlkWidth;
1788    equation->meta_block_height = cmask->metaBlkHeight;
1789    equation->meta_block_depth = 1;
1790 
1791    if (info->gfx_level == GFX9) {
1792       assert(cmask->equation.gfx9.num_bits <= ARRAY_SIZE(equation->u.gfx9.bit));
1793 
1794       equation->u.gfx9.num_bits = cmask->equation.gfx9.num_bits;
1795       equation->u.gfx9.num_pipe_bits = cmask->equation.gfx9.numPipeBits;
1796       for (unsigned b = 0; b < ARRAY_SIZE(equation->u.gfx9.bit); b++) {
1797          for (unsigned c = 0; c < ARRAY_SIZE(equation->u.gfx9.bit[b].coord); c++) {
1798             equation->u.gfx9.bit[b].coord[c].dim = cmask->equation.gfx9.bit[b].coord[c].dim;
1799             equation->u.gfx9.bit[b].coord[c].ord = cmask->equation.gfx9.bit[b].coord[c].ord;
1800          }
1801       }
1802    }
1803 }
1804 
ac_copy_htile_equation(const struct radeon_info * info,ADDR2_COMPUTE_HTILE_INFO_OUTPUT * htile,struct gfx9_meta_equation * equation)1805 static void ac_copy_htile_equation(const struct radeon_info *info,
1806                                    ADDR2_COMPUTE_HTILE_INFO_OUTPUT *htile,
1807                                    struct gfx9_meta_equation *equation)
1808 {
1809    equation->meta_block_width = htile->metaBlkWidth;
1810    equation->meta_block_height = htile->metaBlkHeight;
1811 
1812    /* gfx9_meta_equation doesn't store the first 8 and the last 4 elements. They must be 0. */
1813    for (unsigned i = 0; i < 8; i++)
1814       assert(htile->equation.gfx10_bits[i] == 0);
1815 
1816    for (unsigned i = ARRAY_SIZE(equation->u.gfx10_bits) + 8; i < 72; i++)
1817       assert(htile->equation.gfx10_bits[i] == 0);
1818 
1819    memcpy(equation->u.gfx10_bits, htile->equation.gfx10_bits + 8,
1820           sizeof(equation->u.gfx10_bits));
1821 }
1822 
gfx9_compute_miptree(struct ac_addrlib * addrlib,const struct radeon_info * info,const struct ac_surf_config * config,struct radeon_surf * surf,bool compressed,ADDR2_COMPUTE_SURFACE_INFO_INPUT * in)1823 static int gfx9_compute_miptree(struct ac_addrlib *addrlib, const struct radeon_info *info,
1824                                 const struct ac_surf_config *config, struct radeon_surf *surf,
1825                                 bool compressed, ADDR2_COMPUTE_SURFACE_INFO_INPUT *in)
1826 {
1827    ADDR2_MIP_INFO mip_info[RADEON_SURF_MAX_LEVELS] = {0};
1828    ADDR2_COMPUTE_SURFACE_INFO_OUTPUT out = {0};
1829    ADDR_E_RETURNCODE ret;
1830 
1831    out.size = sizeof(ADDR2_COMPUTE_SURFACE_INFO_OUTPUT);
1832    out.pMipInfo = mip_info;
1833 
1834    ret = Addr2ComputeSurfaceInfo(addrlib->handle, in, &out);
1835    if (ret != ADDR_OK)
1836       return ret;
1837 
1838    if (in->flags.prt) {
1839       surf->prt_tile_width = out.blockWidth;
1840       surf->prt_tile_height = out.blockHeight;
1841       surf->prt_tile_depth = out.blockSlices;
1842 
1843       surf->first_mip_tail_level = out.firstMipIdInTail;
1844 
1845       for (unsigned i = 0; i < in->numMipLevels; i++) {
1846          surf->u.gfx9.prt_level_offset[i] = mip_info[i].macroBlockOffset + mip_info[i].mipTailOffset;
1847 
1848          if (info->gfx_level >= GFX10)
1849             surf->u.gfx9.prt_level_pitch[i] = mip_info[i].pitch;
1850          else
1851             surf->u.gfx9.prt_level_pitch[i] = out.mipChainPitch;
1852       }
1853    }
1854 
1855    if (in->flags.stencil) {
1856       surf->u.gfx9.zs.stencil_swizzle_mode = in->swizzleMode;
1857       surf->u.gfx9.zs.stencil_epitch =
1858          out.epitchIsHeight ? out.mipChainHeight - 1 : out.mipChainPitch - 1;
1859       surf->surf_alignment_log2 = MAX2(surf->surf_alignment_log2, util_logbase2(out.baseAlign));
1860       surf->u.gfx9.zs.stencil_offset = align(surf->surf_size, out.baseAlign);
1861       surf->surf_size = surf->u.gfx9.zs.stencil_offset + out.surfSize;
1862       return 0;
1863    }
1864 
1865    surf->u.gfx9.swizzle_mode = in->swizzleMode;
1866    surf->u.gfx9.epitch = out.epitchIsHeight ? out.mipChainHeight - 1 : out.mipChainPitch - 1;
1867 
1868    /* CMASK fast clear uses these even if FMASK isn't allocated.
1869     * FMASK only supports the Z swizzle modes, whose numbers are multiples of 4.
1870     */
1871    if (!in->flags.depth) {
1872       surf->u.gfx9.color.fmask_swizzle_mode = surf->u.gfx9.swizzle_mode & ~0x3;
1873       surf->u.gfx9.color.fmask_epitch = surf->u.gfx9.epitch;
1874    }
1875 
1876    surf->u.gfx9.surf_slice_size = out.sliceSize;
1877    surf->u.gfx9.surf_pitch = out.pitch;
1878    surf->u.gfx9.surf_height = out.height;
1879    surf->surf_size = out.surfSize;
1880    surf->surf_alignment_log2 = util_logbase2(out.baseAlign);
1881 
1882    const int linear_alignment =
1883       util_next_power_of_two(LINEAR_PITCH_ALIGNMENT / surf->bpe);
1884 
1885    if (!compressed && surf->blk_w > 1 && out.pitch == out.pixelPitch &&
1886        surf->u.gfx9.swizzle_mode == ADDR_SW_LINEAR &&
1887        in->numMipLevels == 1) {
1888       /* Divide surf_pitch (= pitch in pixels) by blk_w to get a
1889        * pitch in elements instead because that's what the hardware needs
1890        * in resource descriptors.
1891        * See the comment in si_descriptors.c.
1892        */
1893       surf->u.gfx9.surf_pitch = align(surf->u.gfx9.surf_pitch / surf->blk_w,
1894                                       linear_alignment);
1895       surf->u.gfx9.epitch = surf->u.gfx9.surf_pitch - 1;
1896        /* Adjust surf_slice_size and surf_size to reflect the change made to surf_pitch. */
1897       surf->u.gfx9.surf_slice_size = (uint64_t)surf->u.gfx9.surf_pitch * out.height * surf->bpe;
1898       surf->surf_size = surf->u.gfx9.surf_slice_size * in->numSlices;
1899 
1900       for (unsigned i = 0; i < in->numMipLevels; i++) {
1901          surf->u.gfx9.offset[i] = mip_info[i].offset;
1902          /* Adjust pitch like we did for surf_pitch */
1903          surf->u.gfx9.pitch[i] = align(mip_info[i].pitch / surf->blk_w,
1904                                        linear_alignment);
1905       }
1906       surf->u.gfx9.base_mip_width = surf->u.gfx9.surf_pitch;
1907    } else if (in->swizzleMode == ADDR_SW_LINEAR) {
1908       for (unsigned i = 0; i < in->numMipLevels; i++) {
1909          surf->u.gfx9.offset[i] = mip_info[i].offset;
1910          surf->u.gfx9.pitch[i] = mip_info[i].pitch;
1911       }
1912       surf->u.gfx9.base_mip_width = surf->u.gfx9.surf_pitch;
1913    } else {
1914       surf->u.gfx9.base_mip_width = mip_info[0].pitch;
1915    }
1916 
1917    surf->u.gfx9.base_mip_height = mip_info[0].height;
1918 
1919    if (in->flags.depth) {
1920       assert(in->swizzleMode != ADDR_SW_LINEAR);
1921 
1922       if (surf->flags & RADEON_SURF_NO_HTILE)
1923          return 0;
1924 
1925       /* HTILE */
1926       ADDR2_COMPUTE_HTILE_INFO_INPUT hin = {0};
1927       ADDR2_COMPUTE_HTILE_INFO_OUTPUT hout = {0};
1928       ADDR2_META_MIP_INFO meta_mip_info[RADEON_SURF_MAX_LEVELS] = {0};
1929 
1930       hin.size = sizeof(ADDR2_COMPUTE_HTILE_INFO_INPUT);
1931       hout.size = sizeof(ADDR2_COMPUTE_HTILE_INFO_OUTPUT);
1932       hout.pMipInfo = meta_mip_info;
1933 
1934       assert(in->flags.metaPipeUnaligned == 0);
1935       assert(in->flags.metaRbUnaligned == 0);
1936 
1937       hin.hTileFlags.pipeAligned = 1;
1938       hin.hTileFlags.rbAligned = 1;
1939       hin.depthFlags = in->flags;
1940       hin.swizzleMode = in->swizzleMode;
1941       hin.unalignedWidth = in->width;
1942       hin.unalignedHeight = in->height;
1943       hin.numSlices = in->numSlices;
1944       hin.numMipLevels = in->numMipLevels;
1945       hin.firstMipIdInTail = out.firstMipIdInTail;
1946 
1947       ret = Addr2ComputeHtileInfo(addrlib->handle, &hin, &hout);
1948       if (ret != ADDR_OK)
1949          return ret;
1950 
1951       surf->meta_size = hout.htileBytes;
1952       surf->meta_slice_size = hout.sliceSize;
1953       surf->meta_alignment_log2 = util_logbase2(hout.baseAlign);
1954       surf->meta_pitch = hout.pitch;
1955       surf->num_meta_levels = in->numMipLevels;
1956 
1957       for (unsigned i = 0; i < in->numMipLevels; i++) {
1958          surf->u.gfx9.meta_levels[i].offset = meta_mip_info[i].offset;
1959          surf->u.gfx9.meta_levels[i].size = meta_mip_info[i].sliceSize;
1960 
1961          if (meta_mip_info[i].inMiptail) {
1962             /* GFX10 can only compress the first level
1963              * in the mip tail.
1964              */
1965             surf->num_meta_levels = i + 1;
1966             break;
1967          }
1968       }
1969 
1970       if (!surf->num_meta_levels)
1971          surf->meta_size = 0;
1972 
1973       if (info->gfx_level >= GFX10)
1974          ac_copy_htile_equation(info, &hout, &surf->u.gfx9.zs.htile_equation);
1975       return 0;
1976    }
1977 
1978    {
1979       /* Compute tile swizzle for the color surface.
1980        * All *_X and *_T modes can use the swizzle.
1981        */
1982       if (config->info.surf_index && in->swizzleMode >= ADDR_SW_64KB_Z_T && !out.mipChainInTail &&
1983           !(surf->flags & RADEON_SURF_SHAREABLE) && !in->flags.display) {
1984          ADDR2_COMPUTE_PIPEBANKXOR_INPUT xin = {0};
1985          ADDR2_COMPUTE_PIPEBANKXOR_OUTPUT xout = {0};
1986 
1987          xin.size = sizeof(ADDR2_COMPUTE_PIPEBANKXOR_INPUT);
1988          xout.size = sizeof(ADDR2_COMPUTE_PIPEBANKXOR_OUTPUT);
1989 
1990          xin.surfIndex = p_atomic_inc_return(config->info.surf_index) - 1;
1991          xin.flags = in->flags;
1992          xin.swizzleMode = in->swizzleMode;
1993          xin.resourceType = in->resourceType;
1994          xin.format = in->format;
1995          xin.numSamples = in->numSamples;
1996          xin.numFrags = in->numFrags;
1997 
1998          ret = Addr2ComputePipeBankXor(addrlib->handle, &xin, &xout);
1999          if (ret != ADDR_OK)
2000             return ret;
2001 
2002          assert(xout.pipeBankXor <= u_bit_consecutive(0, sizeof(surf->tile_swizzle) * 8));
2003          surf->tile_swizzle = xout.pipeBankXor;
2004 
2005          /* Gfx11 should shift it by 10 bits instead of 8, and drivers already shift it by 8 bits,
2006           * so shift it by 2 bits here.
2007           */
2008          if (info->gfx_level >= GFX11)
2009             surf->tile_swizzle <<= 2;
2010       }
2011 
2012       bool use_dcc = false;
2013       if (surf->modifier != DRM_FORMAT_MOD_INVALID) {
2014          use_dcc = ac_modifier_has_dcc(surf->modifier);
2015       } else {
2016          use_dcc = info->has_graphics && !(surf->flags & RADEON_SURF_DISABLE_DCC) && !compressed &&
2017                    is_dcc_supported_by_CB(info, in->swizzleMode) &&
2018                    (!in->flags.display ||
2019                     gfx9_is_dcc_supported_by_DCN(info, config, surf, !in->flags.metaRbUnaligned,
2020                                                  !in->flags.metaPipeUnaligned));
2021       }
2022 
2023       /* DCC */
2024       if (use_dcc) {
2025          ADDR2_COMPUTE_DCCINFO_INPUT din = {0};
2026          ADDR2_COMPUTE_DCCINFO_OUTPUT dout = {0};
2027          ADDR2_META_MIP_INFO meta_mip_info[RADEON_SURF_MAX_LEVELS] = {0};
2028 
2029          din.size = sizeof(ADDR2_COMPUTE_DCCINFO_INPUT);
2030          dout.size = sizeof(ADDR2_COMPUTE_DCCINFO_OUTPUT);
2031          dout.pMipInfo = meta_mip_info;
2032 
2033          din.dccKeyFlags.pipeAligned = !in->flags.metaPipeUnaligned;
2034          din.dccKeyFlags.rbAligned = !in->flags.metaRbUnaligned;
2035          din.resourceType = in->resourceType;
2036          din.swizzleMode = in->swizzleMode;
2037          din.bpp = in->bpp;
2038          din.unalignedWidth = in->width;
2039          din.unalignedHeight = in->height;
2040          din.numSlices = in->numSlices;
2041          din.numFrags = in->numFrags;
2042          din.numMipLevels = in->numMipLevels;
2043          din.dataSurfaceSize = out.surfSize;
2044          din.firstMipIdInTail = out.firstMipIdInTail;
2045 
2046          if (info->gfx_level == GFX9)
2047             simple_mtx_lock(&addrlib->lock);
2048          ret = Addr2ComputeDccInfo(addrlib->handle, &din, &dout);
2049          if (info->gfx_level == GFX9)
2050             simple_mtx_unlock(&addrlib->lock);
2051 
2052          if (ret != ADDR_OK)
2053             return ret;
2054 
2055          surf->u.gfx9.color.dcc.rb_aligned = din.dccKeyFlags.rbAligned;
2056          surf->u.gfx9.color.dcc.pipe_aligned = din.dccKeyFlags.pipeAligned;
2057          surf->u.gfx9.color.dcc_block_width = dout.compressBlkWidth;
2058          surf->u.gfx9.color.dcc_block_height = dout.compressBlkHeight;
2059          surf->u.gfx9.color.dcc_block_depth = dout.compressBlkDepth;
2060          surf->u.gfx9.color.dcc_pitch_max = dout.pitch - 1;
2061          surf->u.gfx9.color.dcc_height = dout.height;
2062          surf->meta_size = dout.dccRamSize;
2063          surf->meta_slice_size = dout.dccRamSliceSize;
2064          surf->meta_alignment_log2 = util_logbase2(dout.dccRamBaseAlign);
2065          surf->num_meta_levels = in->numMipLevels;
2066 
2067          /* Disable DCC for levels that are in the mip tail.
2068           *
2069           * There are two issues that this is intended to
2070           * address:
2071           *
2072           * 1. Multiple mip levels may share a cache line. This
2073           *    can lead to corruption when switching between
2074           *    rendering to different mip levels because the
2075           *    RBs don't maintain coherency.
2076           *
2077           * 2. Texturing with metadata after rendering sometimes
2078           *    fails with corruption, probably for a similar
2079           *    reason.
2080           *
2081           * Working around these issues for all levels in the
2082           * mip tail may be overly conservative, but it's what
2083           * Vulkan does.
2084           *
2085           * Alternative solutions that also work but are worse:
2086           * - Disable DCC entirely.
2087           * - Flush TC L2 after rendering.
2088           */
2089          for (unsigned i = 0; i < in->numMipLevels; i++) {
2090             surf->u.gfx9.meta_levels[i].offset = meta_mip_info[i].offset;
2091             surf->u.gfx9.meta_levels[i].size = meta_mip_info[i].sliceSize;
2092 
2093             if (meta_mip_info[i].inMiptail) {
2094                /* GFX10 can only compress the first level
2095                 * in the mip tail.
2096                 *
2097                 * TODO: Try to do the same thing for gfx9
2098                 *       if there are no regressions.
2099                 */
2100                if (info->gfx_level >= GFX10)
2101                   surf->num_meta_levels = i + 1;
2102                else
2103                   surf->num_meta_levels = i;
2104                break;
2105             }
2106          }
2107 
2108          if (!surf->num_meta_levels)
2109             surf->meta_size = 0;
2110 
2111          surf->u.gfx9.color.display_dcc_size = surf->meta_size;
2112          surf->u.gfx9.color.display_dcc_alignment_log2 = surf->meta_alignment_log2;
2113          surf->u.gfx9.color.display_dcc_pitch_max = surf->u.gfx9.color.dcc_pitch_max;
2114          surf->u.gfx9.color.display_dcc_height = surf->u.gfx9.color.dcc_height;
2115 
2116          if (in->resourceType == ADDR_RSRC_TEX_2D)
2117             ac_copy_dcc_equation(info, &dout, &surf->u.gfx9.color.dcc_equation);
2118 
2119          /* Compute displayable DCC. */
2120          if (((in->flags.display && info->use_display_dcc_with_retile_blit) ||
2121               ac_modifier_has_dcc_retile(surf->modifier)) && surf->num_meta_levels) {
2122             /* Compute displayable DCC info. */
2123             din.dccKeyFlags.pipeAligned = 0;
2124             din.dccKeyFlags.rbAligned = 0;
2125 
2126             assert(din.numSlices == 1);
2127             assert(din.numMipLevels == 1);
2128             assert(din.numFrags == 1);
2129             assert(surf->tile_swizzle == 0);
2130             assert(surf->u.gfx9.color.dcc.pipe_aligned || surf->u.gfx9.color.dcc.rb_aligned);
2131 
2132             if (info->gfx_level == GFX9)
2133                simple_mtx_lock(&addrlib->lock);
2134             ret = Addr2ComputeDccInfo(addrlib->handle, &din, &dout);
2135             if (info->gfx_level == GFX9)
2136                simple_mtx_unlock(&addrlib->lock);
2137 
2138             if (ret != ADDR_OK)
2139                return ret;
2140 
2141             surf->u.gfx9.color.display_dcc_size = dout.dccRamSize;
2142             surf->u.gfx9.color.display_dcc_alignment_log2 = util_logbase2(dout.dccRamBaseAlign);
2143             surf->u.gfx9.color.display_dcc_pitch_max = dout.pitch - 1;
2144             surf->u.gfx9.color.display_dcc_height = dout.height;
2145             assert(surf->u.gfx9.color.display_dcc_size <= surf->meta_size);
2146 
2147             ac_copy_dcc_equation(info, &dout, &surf->u.gfx9.color.display_dcc_equation);
2148             surf->u.gfx9.color.dcc.display_equation_valid = true;
2149          }
2150       }
2151 
2152       /* FMASK (it doesn't exist on GFX11) */
2153       if (info->gfx_level <= GFX10_3 && info->has_graphics &&
2154           in->numSamples > 1 && !(surf->flags & RADEON_SURF_NO_FMASK)) {
2155          ADDR2_COMPUTE_FMASK_INFO_INPUT fin = {0};
2156          ADDR2_COMPUTE_FMASK_INFO_OUTPUT fout = {0};
2157 
2158          fin.size = sizeof(ADDR2_COMPUTE_FMASK_INFO_INPUT);
2159          fout.size = sizeof(ADDR2_COMPUTE_FMASK_INFO_OUTPUT);
2160 
2161          ret = gfx9_get_preferred_swizzle_mode(addrlib->handle, info, surf, in, true, &fin.swizzleMode);
2162          if (ret != ADDR_OK)
2163             return ret;
2164 
2165          fin.unalignedWidth = in->width;
2166          fin.unalignedHeight = in->height;
2167          fin.numSlices = in->numSlices;
2168          fin.numSamples = in->numSamples;
2169          fin.numFrags = in->numFrags;
2170 
2171          ret = Addr2ComputeFmaskInfo(addrlib->handle, &fin, &fout);
2172          if (ret != ADDR_OK)
2173             return ret;
2174 
2175          surf->u.gfx9.color.fmask_swizzle_mode = fin.swizzleMode;
2176          surf->u.gfx9.color.fmask_epitch = fout.pitch - 1;
2177          surf->fmask_size = fout.fmaskBytes;
2178          surf->fmask_alignment_log2 = util_logbase2(fout.baseAlign);
2179          surf->fmask_slice_size = fout.sliceSize;
2180 
2181          /* Compute tile swizzle for the FMASK surface. */
2182          if (config->info.fmask_surf_index && fin.swizzleMode >= ADDR_SW_64KB_Z_T &&
2183              !(surf->flags & RADEON_SURF_SHAREABLE)) {
2184             ADDR2_COMPUTE_PIPEBANKXOR_INPUT xin = {0};
2185             ADDR2_COMPUTE_PIPEBANKXOR_OUTPUT xout = {0};
2186 
2187             xin.size = sizeof(ADDR2_COMPUTE_PIPEBANKXOR_INPUT);
2188             xout.size = sizeof(ADDR2_COMPUTE_PIPEBANKXOR_OUTPUT);
2189 
2190             /* This counter starts from 1 instead of 0. */
2191             xin.surfIndex = p_atomic_inc_return(config->info.fmask_surf_index);
2192             xin.flags = in->flags;
2193             xin.swizzleMode = fin.swizzleMode;
2194             xin.resourceType = in->resourceType;
2195             xin.format = in->format;
2196             xin.numSamples = in->numSamples;
2197             xin.numFrags = in->numFrags;
2198 
2199             ret = Addr2ComputePipeBankXor(addrlib->handle, &xin, &xout);
2200             if (ret != ADDR_OK)
2201                return ret;
2202 
2203             assert(xout.pipeBankXor <= u_bit_consecutive(0, sizeof(surf->fmask_tile_swizzle) * 8));
2204             surf->fmask_tile_swizzle = xout.pipeBankXor;
2205          }
2206       }
2207 
2208       /* CMASK -- on GFX10 only for FMASK (and it doesn't exist on GFX11) */
2209       if (info->gfx_level <= GFX10_3 && info->has_graphics &&
2210           in->swizzleMode != ADDR_SW_LINEAR && in->resourceType == ADDR_RSRC_TEX_2D &&
2211           ((info->gfx_level <= GFX9 && in->numSamples == 1 && in->flags.metaPipeUnaligned == 0 &&
2212             in->flags.metaRbUnaligned == 0) ||
2213            (surf->fmask_size && in->numSamples >= 2))) {
2214          ADDR2_COMPUTE_CMASK_INFO_INPUT cin = {0};
2215          ADDR2_COMPUTE_CMASK_INFO_OUTPUT cout = {0};
2216          ADDR2_META_MIP_INFO meta_mip_info[RADEON_SURF_MAX_LEVELS] = {0};
2217 
2218          cin.size = sizeof(ADDR2_COMPUTE_CMASK_INFO_INPUT);
2219          cout.size = sizeof(ADDR2_COMPUTE_CMASK_INFO_OUTPUT);
2220          cout.pMipInfo = meta_mip_info;
2221 
2222          assert(in->flags.metaPipeUnaligned == 0);
2223          assert(in->flags.metaRbUnaligned == 0);
2224 
2225          cin.cMaskFlags.pipeAligned = 1;
2226          cin.cMaskFlags.rbAligned = 1;
2227          cin.resourceType = in->resourceType;
2228          cin.unalignedWidth = in->width;
2229          cin.unalignedHeight = in->height;
2230          cin.numSlices = in->numSlices;
2231          cin.numMipLevels = in->numMipLevels;
2232          cin.firstMipIdInTail = out.firstMipIdInTail;
2233 
2234          if (in->numSamples > 1)
2235             cin.swizzleMode = surf->u.gfx9.color.fmask_swizzle_mode;
2236          else
2237             cin.swizzleMode = in->swizzleMode;
2238 
2239          if (info->gfx_level == GFX9)
2240             simple_mtx_lock(&addrlib->lock);
2241          ret = Addr2ComputeCmaskInfo(addrlib->handle, &cin, &cout);
2242          if (info->gfx_level == GFX9)
2243             simple_mtx_unlock(&addrlib->lock);
2244 
2245          if (ret != ADDR_OK)
2246             return ret;
2247 
2248          surf->cmask_size = cout.cmaskBytes;
2249          surf->cmask_alignment_log2 = util_logbase2(cout.baseAlign);
2250          surf->cmask_slice_size = cout.sliceSize;
2251          surf->cmask_pitch = cout.pitch;
2252          surf->cmask_height = cout.height;
2253          surf->u.gfx9.color.cmask_level0.offset = meta_mip_info[0].offset;
2254          surf->u.gfx9.color.cmask_level0.size = meta_mip_info[0].sliceSize;
2255 
2256          ac_copy_cmask_equation(info, &cout, &surf->u.gfx9.color.cmask_equation);
2257       }
2258    }
2259 
2260    return 0;
2261 }
2262 
gfx9_compute_surface(struct ac_addrlib * addrlib,const struct radeon_info * info,const struct ac_surf_config * config,enum radeon_surf_mode mode,struct radeon_surf * surf)2263 static int gfx9_compute_surface(struct ac_addrlib *addrlib, const struct radeon_info *info,
2264                                 const struct ac_surf_config *config, enum radeon_surf_mode mode,
2265                                 struct radeon_surf *surf)
2266 {
2267    bool compressed;
2268    ADDR2_COMPUTE_SURFACE_INFO_INPUT AddrSurfInfoIn = {0};
2269    int r;
2270 
2271    AddrSurfInfoIn.size = sizeof(ADDR2_COMPUTE_SURFACE_INFO_INPUT);
2272 
2273    compressed = surf->blk_w == 4 && surf->blk_h == 4;
2274 
2275    AddrSurfInfoIn.format = bpe_to_format(surf);
2276    if (!compressed)
2277       AddrSurfInfoIn.bpp = surf->bpe * 8;
2278 
2279    bool is_color_surface = !(surf->flags & RADEON_SURF_Z_OR_SBUFFER);
2280    AddrSurfInfoIn.flags.color = is_color_surface && !(surf->flags & RADEON_SURF_NO_RENDER_TARGET);
2281    AddrSurfInfoIn.flags.depth = (surf->flags & RADEON_SURF_ZBUFFER) != 0;
2282    AddrSurfInfoIn.flags.display = get_display_flag(config, surf);
2283    /* flags.texture currently refers to TC-compatible HTILE */
2284    AddrSurfInfoIn.flags.texture = (is_color_surface && !(surf->flags & RADEON_SURF_NO_TEXTURE)) ||
2285                                   (surf->flags & RADEON_SURF_TC_COMPATIBLE_HTILE);
2286    AddrSurfInfoIn.flags.opt4space = 1;
2287    AddrSurfInfoIn.flags.prt = (surf->flags & RADEON_SURF_PRT) != 0;
2288 
2289    AddrSurfInfoIn.numMipLevels = config->info.levels;
2290    AddrSurfInfoIn.numSamples = MAX2(1, config->info.samples);
2291    AddrSurfInfoIn.numFrags = AddrSurfInfoIn.numSamples;
2292 
2293    if (!(surf->flags & RADEON_SURF_Z_OR_SBUFFER))
2294       AddrSurfInfoIn.numFrags = MAX2(1, config->info.storage_samples);
2295 
2296    /* GFX9 doesn't support 1D depth textures, so allocate all 1D textures
2297     * as 2D to avoid having shader variants for 1D vs 2D, so all shaders
2298     * must sample 1D textures as 2D. */
2299    if (config->is_3d)
2300       AddrSurfInfoIn.resourceType = ADDR_RSRC_TEX_3D;
2301    else if (info->gfx_level != GFX9 && config->is_1d)
2302       AddrSurfInfoIn.resourceType = ADDR_RSRC_TEX_1D;
2303    else
2304       AddrSurfInfoIn.resourceType = ADDR_RSRC_TEX_2D;
2305 
2306    AddrSurfInfoIn.width = config->info.width;
2307    AddrSurfInfoIn.height = config->info.height;
2308 
2309    if (config->is_3d)
2310       AddrSurfInfoIn.numSlices = config->info.depth;
2311    else if (config->is_cube)
2312       AddrSurfInfoIn.numSlices = 6;
2313    else
2314       AddrSurfInfoIn.numSlices = config->info.array_size;
2315 
2316    /* This is propagated to DCC. It must be 0 for HTILE and CMASK. */
2317    AddrSurfInfoIn.flags.metaPipeUnaligned = 0;
2318    AddrSurfInfoIn.flags.metaRbUnaligned = 0;
2319 
2320    if (ac_modifier_has_dcc(surf->modifier)) {
2321       ac_modifier_fill_dcc_params(surf->modifier, surf, &AddrSurfInfoIn);
2322    } else if (!AddrSurfInfoIn.flags.depth && !AddrSurfInfoIn.flags.stencil) {
2323       /* Optimal values for the L2 cache. */
2324       /* Don't change the DCC settings for imported buffers - they might differ. */
2325       if (!(surf->flags & RADEON_SURF_IMPORTED)) {
2326          if (info->gfx_level >= GFX11_5) {
2327             surf->u.gfx9.color.dcc.independent_64B_blocks = 0;
2328             surf->u.gfx9.color.dcc.independent_128B_blocks = 1;
2329             surf->u.gfx9.color.dcc.max_compressed_block_size = V_028C78_MAX_BLOCK_SIZE_256B;
2330          } else if (info->gfx_level >= GFX10) {
2331             surf->u.gfx9.color.dcc.independent_64B_blocks = 0;
2332             surf->u.gfx9.color.dcc.independent_128B_blocks = 1;
2333             surf->u.gfx9.color.dcc.max_compressed_block_size = V_028C78_MAX_BLOCK_SIZE_128B;
2334          } else if (info->gfx_level == GFX9) {
2335             surf->u.gfx9.color.dcc.independent_64B_blocks = 1;
2336             surf->u.gfx9.color.dcc.independent_128B_blocks = 0;
2337             surf->u.gfx9.color.dcc.max_compressed_block_size = V_028C78_MAX_BLOCK_SIZE_64B;
2338          }
2339       }
2340 
2341       if (AddrSurfInfoIn.flags.display) {
2342          /* The display hardware can only read DCC with RB_ALIGNED=0 and
2343           * PIPE_ALIGNED=0. PIPE_ALIGNED really means L2CACHE_ALIGNED.
2344           *
2345           * The CB block requires RB_ALIGNED=1 except 1 RB chips.
2346           * PIPE_ALIGNED is optional, but PIPE_ALIGNED=0 requires L2 flushes
2347           * after rendering, so PIPE_ALIGNED=1 is recommended.
2348           */
2349          if (info->use_display_dcc_unaligned) {
2350             AddrSurfInfoIn.flags.metaPipeUnaligned = 1;
2351             AddrSurfInfoIn.flags.metaRbUnaligned = 1;
2352          }
2353 
2354          /* Adjust DCC settings to meet DCN requirements. */
2355          /* Don't change the DCC settings for imported buffers - they might differ. */
2356          if (!(surf->flags & RADEON_SURF_IMPORTED) &&
2357              (info->use_display_dcc_unaligned || info->use_display_dcc_with_retile_blit)) {
2358             // TODO: clarify DCN support with the DAL team for gfx11.5
2359 
2360             /* Only Navi12/14 support independent 64B blocks in L2,
2361              * but without DCC image stores.
2362              */
2363             if (info->family == CHIP_NAVI12 || info->family == CHIP_NAVI14) {
2364                surf->u.gfx9.color.dcc.independent_64B_blocks = 1;
2365                surf->u.gfx9.color.dcc.independent_128B_blocks = 0;
2366                surf->u.gfx9.color.dcc.max_compressed_block_size = V_028C78_MAX_BLOCK_SIZE_64B;
2367             }
2368 
2369             if ((info->gfx_level >= GFX10_3 && info->family <= CHIP_REMBRANDT) ||
2370                 /* Newer chips will skip this when possible to get better performance.
2371                  * This is also possible for other gfx10.3 chips, but is disabled for
2372                  * interoperability between different Mesa versions.
2373                  */
2374                 (info->family > CHIP_REMBRANDT &&
2375                  gfx10_DCN_requires_independent_64B_blocks(info, config))) {
2376                surf->u.gfx9.color.dcc.independent_64B_blocks = 1;
2377                surf->u.gfx9.color.dcc.independent_128B_blocks = 1;
2378                surf->u.gfx9.color.dcc.max_compressed_block_size = V_028C78_MAX_BLOCK_SIZE_64B;
2379             }
2380          }
2381       }
2382    }
2383 
2384    if (surf->modifier == DRM_FORMAT_MOD_INVALID) {
2385       switch (mode) {
2386       case RADEON_SURF_MODE_LINEAR_ALIGNED:
2387          assert(config->info.samples <= 1);
2388          assert(!(surf->flags & RADEON_SURF_Z_OR_SBUFFER));
2389          AddrSurfInfoIn.swizzleMode = ADDR_SW_LINEAR;
2390          break;
2391 
2392       case RADEON_SURF_MODE_1D:
2393       case RADEON_SURF_MODE_2D:
2394          if (surf->flags & RADEON_SURF_IMPORTED ||
2395              (info->gfx_level >= GFX10 && surf->flags & RADEON_SURF_FORCE_SWIZZLE_MODE)) {
2396             AddrSurfInfoIn.swizzleMode = surf->u.gfx9.swizzle_mode;
2397             break;
2398          }
2399 
2400          /* On GFX11, the only allowed swizzle mode for VRS rate images is
2401           * 64KB_R_X.
2402           */
2403          if (info->gfx_level >= GFX11 && surf->flags & RADEON_SURF_VRS_RATE) {
2404             AddrSurfInfoIn.swizzleMode = ADDR_SW_64KB_R_X;
2405             break;
2406          }
2407 
2408          r = gfx9_get_preferred_swizzle_mode(addrlib->handle, info, surf, &AddrSurfInfoIn, false,
2409                                              &AddrSurfInfoIn.swizzleMode);
2410          if (r)
2411             return r;
2412          break;
2413 
2414       default:
2415          assert(0);
2416       }
2417    } else {
2418       /* We have a valid and required modifier here. */
2419 
2420       assert(!compressed);
2421       assert(!ac_modifier_has_dcc(surf->modifier) ||
2422              !(surf->flags & RADEON_SURF_DISABLE_DCC));
2423 
2424       AddrSurfInfoIn.swizzleMode = ac_get_modifier_swizzle_mode(info->gfx_level, surf->modifier);
2425    }
2426 
2427    surf->u.gfx9.resource_type = (enum gfx9_resource_type)AddrSurfInfoIn.resourceType;
2428    surf->has_stencil = !!(surf->flags & RADEON_SURF_SBUFFER);
2429 
2430    surf->num_meta_levels = 0;
2431    surf->surf_size = 0;
2432    surf->fmask_size = 0;
2433    surf->meta_size = 0;
2434    surf->meta_slice_size = 0;
2435    surf->u.gfx9.surf_offset = 0;
2436    if (AddrSurfInfoIn.flags.stencil)
2437       surf->u.gfx9.zs.stencil_offset = 0;
2438    surf->cmask_size = 0;
2439 
2440    const bool only_stencil =
2441       (surf->flags & RADEON_SURF_SBUFFER) && !(surf->flags & RADEON_SURF_ZBUFFER);
2442 
2443    /* Calculate texture layout information. */
2444    if (!only_stencil) {
2445       r = gfx9_compute_miptree(addrlib, info, config, surf, compressed, &AddrSurfInfoIn);
2446       if (r)
2447          return r;
2448    }
2449 
2450    /* Calculate texture layout information for stencil. */
2451    if (surf->flags & RADEON_SURF_SBUFFER) {
2452       AddrSurfInfoIn.flags.stencil = 1;
2453       AddrSurfInfoIn.bpp = 8;
2454       AddrSurfInfoIn.format = ADDR_FMT_8;
2455 
2456       if (!AddrSurfInfoIn.flags.depth) {
2457          r = gfx9_get_preferred_swizzle_mode(addrlib->handle, info, surf, &AddrSurfInfoIn, false,
2458                                              &AddrSurfInfoIn.swizzleMode);
2459          if (r)
2460             return r;
2461       } else
2462          AddrSurfInfoIn.flags.depth = 0;
2463 
2464       r = gfx9_compute_miptree(addrlib, info, config, surf, compressed, &AddrSurfInfoIn);
2465       if (r)
2466          return r;
2467    }
2468 
2469    surf->is_linear = (only_stencil ? surf->u.gfx9.zs.stencil_swizzle_mode :
2470                                      surf->u.gfx9.swizzle_mode) == ADDR_SW_LINEAR;
2471 
2472    /* Query whether the surface is displayable. */
2473    /* This is only useful for surfaces that are allocated without SCANOUT. */
2474    BOOL_32 displayable = false;
2475    if (!config->is_3d && !config->is_cube) {
2476       r = Addr2IsValidDisplaySwizzleMode(addrlib->handle, surf->u.gfx9.swizzle_mode,
2477                                          surf->bpe * 8, &displayable);
2478       if (r)
2479          return r;
2480 
2481       /* Display needs unaligned DCC. */
2482       if (!(surf->flags & RADEON_SURF_Z_OR_SBUFFER) &&
2483           surf->num_meta_levels &&
2484           (!gfx9_is_dcc_supported_by_DCN(info, config, surf, surf->u.gfx9.color.dcc.rb_aligned,
2485                                          surf->u.gfx9.color.dcc.pipe_aligned) ||
2486            /* Don't set is_displayable if displayable DCC is missing. */
2487            (info->use_display_dcc_with_retile_blit && !surf->u.gfx9.color.dcc.display_equation_valid)))
2488          displayable = false;
2489    }
2490    surf->is_displayable = displayable;
2491 
2492    /* Validate that we allocated a displayable surface if requested. */
2493    assert(!AddrSurfInfoIn.flags.display || surf->is_displayable);
2494 
2495    /* Validate that DCC is set up correctly. */
2496    if (!(surf->flags & RADEON_SURF_Z_OR_SBUFFER) && surf->num_meta_levels) {
2497       assert(is_dcc_supported_by_L2(info, surf));
2498       if (AddrSurfInfoIn.flags.color)
2499          assert(is_dcc_supported_by_CB(info, surf->u.gfx9.swizzle_mode));
2500       if (AddrSurfInfoIn.flags.display && surf->modifier == DRM_FORMAT_MOD_INVALID) {
2501          assert(gfx9_is_dcc_supported_by_DCN(info, config, surf, surf->u.gfx9.color.dcc.rb_aligned,
2502                                              surf->u.gfx9.color.dcc.pipe_aligned));
2503       }
2504    }
2505 
2506    if (info->has_graphics && !compressed && !config->is_3d && config->info.levels == 1 &&
2507        AddrSurfInfoIn.flags.color && !surf->is_linear &&
2508        (1 << surf->surf_alignment_log2) >= 64 * 1024 && /* 64KB tiling */
2509        !(surf->flags & (RADEON_SURF_DISABLE_DCC | RADEON_SURF_FORCE_SWIZZLE_MODE |
2510                         RADEON_SURF_FORCE_MICRO_TILE_MODE)) &&
2511        surf->modifier == DRM_FORMAT_MOD_INVALID &&
2512        gfx9_is_dcc_supported_by_DCN(info, config, surf, surf->u.gfx9.color.dcc.rb_aligned,
2513                                     surf->u.gfx9.color.dcc.pipe_aligned)) {
2514       /* Validate that DCC is enabled if DCN can do it. */
2515       if ((info->use_display_dcc_unaligned || info->use_display_dcc_with_retile_blit) &&
2516           AddrSurfInfoIn.flags.display && surf->bpe == 4) {
2517          assert(surf->num_meta_levels);
2518       }
2519 
2520       /* Validate that non-scanout DCC is always enabled. */
2521       if (!AddrSurfInfoIn.flags.display)
2522          assert(surf->num_meta_levels);
2523    }
2524 
2525    if (!surf->meta_size) {
2526       /* Unset this if HTILE is not present. */
2527       surf->flags &= ~RADEON_SURF_TC_COMPATIBLE_HTILE;
2528    }
2529 
2530    if (surf->modifier != DRM_FORMAT_MOD_INVALID) {
2531       assert((surf->num_meta_levels != 0) == ac_modifier_has_dcc(surf->modifier));
2532    }
2533 
2534    switch (surf->u.gfx9.swizzle_mode) {
2535    /* S = standard. */
2536    case ADDR_SW_256B_S:
2537    case ADDR_SW_4KB_S:
2538    case ADDR_SW_64KB_S:
2539    case ADDR_SW_64KB_S_T:
2540    case ADDR_SW_4KB_S_X:
2541    case ADDR_SW_64KB_S_X:
2542    case ADDR_SW_256KB_S_X:
2543       surf->micro_tile_mode = RADEON_MICRO_MODE_STANDARD;
2544       break;
2545 
2546    /* D = display. */
2547    case ADDR_SW_LINEAR:
2548    case ADDR_SW_256B_D:
2549    case ADDR_SW_4KB_D:
2550    case ADDR_SW_64KB_D:
2551    case ADDR_SW_64KB_D_T:
2552    case ADDR_SW_4KB_D_X:
2553    case ADDR_SW_64KB_D_X:
2554    case ADDR_SW_256KB_D_X:
2555       surf->micro_tile_mode = RADEON_MICRO_MODE_DISPLAY;
2556       break;
2557 
2558    /* R = rotated (gfx9), render target (gfx10). */
2559    case ADDR_SW_256B_R:
2560    case ADDR_SW_4KB_R:
2561    case ADDR_SW_64KB_R:
2562    case ADDR_SW_64KB_R_T:
2563    case ADDR_SW_4KB_R_X:
2564    case ADDR_SW_64KB_R_X:
2565    case ADDR_SW_256KB_R_X:
2566       /* The rotated micro tile mode doesn't work if both CMASK and RB+ are
2567        * used at the same time. We currently do not use rotated
2568        * in gfx9.
2569        */
2570       assert(info->gfx_level >= GFX10 || !"rotate micro tile mode is unsupported");
2571       surf->micro_tile_mode = RADEON_MICRO_MODE_RENDER;
2572       break;
2573 
2574    /* Z = depth. */
2575    case ADDR_SW_4KB_Z:
2576    case ADDR_SW_64KB_Z:
2577    case ADDR_SW_64KB_Z_T:
2578    case ADDR_SW_4KB_Z_X:
2579    case ADDR_SW_64KB_Z_X:
2580    case ADDR_SW_256KB_Z_X:
2581       surf->micro_tile_mode = RADEON_MICRO_MODE_DEPTH;
2582       break;
2583 
2584    default:
2585       assert(0);
2586    }
2587 
2588    return 0;
2589 }
2590 
ac_compute_surface(struct ac_addrlib * addrlib,const struct radeon_info * info,const struct ac_surf_config * config,enum radeon_surf_mode mode,struct radeon_surf * surf)2591 int ac_compute_surface(struct ac_addrlib *addrlib, const struct radeon_info *info,
2592                        const struct ac_surf_config *config, enum radeon_surf_mode mode,
2593                        struct radeon_surf *surf)
2594 {
2595    int r;
2596 
2597    r = surf_config_sanity(config, surf->flags);
2598    if (r)
2599       return r;
2600 
2601    /* Images are emulated on some CDNA chips. */
2602    if (!info->has_image_opcodes)
2603       mode = RADEON_SURF_MODE_LINEAR_ALIGNED;
2604 
2605    /* 0 offsets mean disabled. */
2606    surf->meta_offset = surf->fmask_offset = surf->cmask_offset = surf->display_dcc_offset = 0;
2607 
2608    if (info->family_id >= FAMILY_AI)
2609       r = gfx9_compute_surface(addrlib, info, config, mode, surf);
2610    else
2611       r = gfx6_compute_surface(addrlib->handle, info, config, mode, surf);
2612 
2613    if (r)
2614       return r;
2615 
2616    /* Determine the memory layout of multiple allocations in one buffer. */
2617    surf->total_size = surf->surf_size;
2618    surf->alignment_log2 = surf->surf_alignment_log2;
2619 
2620    if (surf->fmask_size) {
2621       assert(config->info.samples >= 2);
2622       surf->fmask_offset = align64(surf->total_size, 1ull << surf->fmask_alignment_log2);
2623       surf->total_size = surf->fmask_offset + surf->fmask_size;
2624       surf->alignment_log2 = MAX2(surf->alignment_log2, surf->fmask_alignment_log2);
2625    }
2626 
2627    /* Single-sample CMASK is in a separate buffer. */
2628    if (surf->cmask_size && config->info.samples >= 2) {
2629       surf->cmask_offset = align64(surf->total_size, 1ull << surf->cmask_alignment_log2);
2630       surf->total_size = surf->cmask_offset + surf->cmask_size;
2631       surf->alignment_log2 = MAX2(surf->alignment_log2, surf->cmask_alignment_log2);
2632    }
2633 
2634    if (surf->is_displayable)
2635       surf->flags |= RADEON_SURF_SCANOUT;
2636 
2637    if (surf->meta_size &&
2638        /* dcc_size is computed on GFX9+ only if it's displayable. */
2639        (info->gfx_level >= GFX9 || !get_display_flag(config, surf))) {
2640       /* It's better when displayable DCC is immediately after
2641        * the image due to hw-specific reasons.
2642        */
2643       if (info->gfx_level >= GFX9 &&
2644           !(surf->flags & RADEON_SURF_Z_OR_SBUFFER) &&
2645           surf->u.gfx9.color.dcc.display_equation_valid) {
2646          /* Add space for the displayable DCC buffer. */
2647          surf->display_dcc_offset = align64(surf->total_size, 1ull << surf->u.gfx9.color.display_dcc_alignment_log2);
2648          surf->total_size = surf->display_dcc_offset + surf->u.gfx9.color.display_dcc_size;
2649       }
2650 
2651       surf->meta_offset = align64(surf->total_size, 1ull << surf->meta_alignment_log2);
2652       surf->total_size = surf->meta_offset + surf->meta_size;
2653       surf->alignment_log2 = MAX2(surf->alignment_log2, surf->meta_alignment_log2);
2654    }
2655 
2656    return 0;
2657 }
2658 
2659 /* This is meant to be used for disabling DCC. */
ac_surface_zero_dcc_fields(struct radeon_surf * surf)2660 void ac_surface_zero_dcc_fields(struct radeon_surf *surf)
2661 {
2662    if (surf->flags & RADEON_SURF_Z_OR_SBUFFER)
2663       return;
2664 
2665    surf->meta_offset = 0;
2666    surf->display_dcc_offset = 0;
2667    if (!surf->fmask_offset && !surf->cmask_offset) {
2668       surf->total_size = surf->surf_size;
2669       surf->alignment_log2 = surf->surf_alignment_log2;
2670    }
2671 }
2672 
eg_tile_split(unsigned tile_split)2673 static unsigned eg_tile_split(unsigned tile_split)
2674 {
2675    switch (tile_split) {
2676    case 0:
2677       tile_split = 64;
2678       break;
2679    case 1:
2680       tile_split = 128;
2681       break;
2682    case 2:
2683       tile_split = 256;
2684       break;
2685    case 3:
2686       tile_split = 512;
2687       break;
2688    default:
2689    case 4:
2690       tile_split = 1024;
2691       break;
2692    case 5:
2693       tile_split = 2048;
2694       break;
2695    case 6:
2696       tile_split = 4096;
2697       break;
2698    }
2699    return tile_split;
2700 }
2701 
eg_tile_split_rev(unsigned eg_tile_split)2702 static unsigned eg_tile_split_rev(unsigned eg_tile_split)
2703 {
2704    switch (eg_tile_split) {
2705    case 64:
2706       return 0;
2707    case 128:
2708       return 1;
2709    case 256:
2710       return 2;
2711    case 512:
2712       return 3;
2713    default:
2714    case 1024:
2715       return 4;
2716    case 2048:
2717       return 5;
2718    case 4096:
2719       return 6;
2720    }
2721 }
2722 
2723 #define AMDGPU_TILING_DCC_MAX_COMPRESSED_BLOCK_SIZE_SHIFT 45
2724 #define AMDGPU_TILING_DCC_MAX_COMPRESSED_BLOCK_SIZE_MASK  0x3
2725 
2726 /* This should be called before ac_compute_surface. */
ac_surface_apply_bo_metadata(const struct radeon_info * info,struct radeon_surf * surf,uint64_t tiling_flags,enum radeon_surf_mode * mode)2727 void ac_surface_apply_bo_metadata(const struct radeon_info *info, struct radeon_surf *surf,
2728                                   uint64_t tiling_flags, enum radeon_surf_mode *mode)
2729 {
2730    bool scanout;
2731 
2732    if (info->gfx_level >= GFX9) {
2733       surf->u.gfx9.swizzle_mode = AMDGPU_TILING_GET(tiling_flags, SWIZZLE_MODE);
2734       surf->u.gfx9.color.dcc.independent_64B_blocks =
2735          AMDGPU_TILING_GET(tiling_flags, DCC_INDEPENDENT_64B);
2736       surf->u.gfx9.color.dcc.independent_128B_blocks =
2737          AMDGPU_TILING_GET(tiling_flags, DCC_INDEPENDENT_128B);
2738       surf->u.gfx9.color.dcc.max_compressed_block_size =
2739          AMDGPU_TILING_GET(tiling_flags, DCC_MAX_COMPRESSED_BLOCK_SIZE);
2740       surf->u.gfx9.color.display_dcc_pitch_max = AMDGPU_TILING_GET(tiling_flags, DCC_PITCH_MAX);
2741       scanout = AMDGPU_TILING_GET(tiling_flags, SCANOUT);
2742       *mode =
2743          surf->u.gfx9.swizzle_mode > 0 ? RADEON_SURF_MODE_2D : RADEON_SURF_MODE_LINEAR_ALIGNED;
2744    } else {
2745       surf->u.legacy.pipe_config = AMDGPU_TILING_GET(tiling_flags, PIPE_CONFIG);
2746       surf->u.legacy.bankw = 1 << AMDGPU_TILING_GET(tiling_flags, BANK_WIDTH);
2747       surf->u.legacy.bankh = 1 << AMDGPU_TILING_GET(tiling_flags, BANK_HEIGHT);
2748       surf->u.legacy.tile_split = eg_tile_split(AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT));
2749       surf->u.legacy.mtilea = 1 << AMDGPU_TILING_GET(tiling_flags, MACRO_TILE_ASPECT);
2750       surf->u.legacy.num_banks = 2 << AMDGPU_TILING_GET(tiling_flags, NUM_BANKS);
2751       scanout = AMDGPU_TILING_GET(tiling_flags, MICRO_TILE_MODE) == 0; /* DISPLAY */
2752 
2753       if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == 4) /* 2D_TILED_THIN1 */
2754          *mode = RADEON_SURF_MODE_2D;
2755       else if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == 2) /* 1D_TILED_THIN1 */
2756          *mode = RADEON_SURF_MODE_1D;
2757       else
2758          *mode = RADEON_SURF_MODE_LINEAR_ALIGNED;
2759    }
2760 
2761    if (scanout)
2762       surf->flags |= RADEON_SURF_SCANOUT;
2763    else
2764       surf->flags &= ~RADEON_SURF_SCANOUT;
2765 }
2766 
ac_surface_compute_bo_metadata(const struct radeon_info * info,struct radeon_surf * surf,uint64_t * tiling_flags)2767 void ac_surface_compute_bo_metadata(const struct radeon_info *info, struct radeon_surf *surf,
2768                                     uint64_t *tiling_flags)
2769 {
2770    *tiling_flags = 0;
2771 
2772    if (info->gfx_level >= GFX9) {
2773       uint64_t dcc_offset = 0;
2774 
2775       if (surf->meta_offset) {
2776          dcc_offset = surf->display_dcc_offset ? surf->display_dcc_offset : surf->meta_offset;
2777          assert((dcc_offset >> 8) != 0 && (dcc_offset >> 8) < (1 << 24));
2778       }
2779 
2780       *tiling_flags |= AMDGPU_TILING_SET(SWIZZLE_MODE, surf->u.gfx9.swizzle_mode);
2781       *tiling_flags |= AMDGPU_TILING_SET(DCC_OFFSET_256B, dcc_offset >> 8);
2782       *tiling_flags |= AMDGPU_TILING_SET(DCC_PITCH_MAX, surf->u.gfx9.color.display_dcc_pitch_max);
2783       *tiling_flags |=
2784          AMDGPU_TILING_SET(DCC_INDEPENDENT_64B, surf->u.gfx9.color.dcc.independent_64B_blocks);
2785       *tiling_flags |=
2786          AMDGPU_TILING_SET(DCC_INDEPENDENT_128B, surf->u.gfx9.color.dcc.independent_128B_blocks);
2787       *tiling_flags |= AMDGPU_TILING_SET(DCC_MAX_COMPRESSED_BLOCK_SIZE,
2788                                          surf->u.gfx9.color.dcc.max_compressed_block_size);
2789       *tiling_flags |= AMDGPU_TILING_SET(SCANOUT, (surf->flags & RADEON_SURF_SCANOUT) != 0);
2790    } else {
2791       if (surf->u.legacy.level[0].mode >= RADEON_SURF_MODE_2D)
2792          *tiling_flags |= AMDGPU_TILING_SET(ARRAY_MODE, 4); /* 2D_TILED_THIN1 */
2793       else if (surf->u.legacy.level[0].mode >= RADEON_SURF_MODE_1D)
2794          *tiling_flags |= AMDGPU_TILING_SET(ARRAY_MODE, 2); /* 1D_TILED_THIN1 */
2795       else
2796          *tiling_flags |= AMDGPU_TILING_SET(ARRAY_MODE, 1); /* LINEAR_ALIGNED */
2797 
2798       *tiling_flags |= AMDGPU_TILING_SET(PIPE_CONFIG, surf->u.legacy.pipe_config);
2799       *tiling_flags |= AMDGPU_TILING_SET(BANK_WIDTH, util_logbase2(surf->u.legacy.bankw));
2800       *tiling_flags |= AMDGPU_TILING_SET(BANK_HEIGHT, util_logbase2(surf->u.legacy.bankh));
2801       if (surf->u.legacy.tile_split)
2802          *tiling_flags |=
2803             AMDGPU_TILING_SET(TILE_SPLIT, eg_tile_split_rev(surf->u.legacy.tile_split));
2804       *tiling_flags |= AMDGPU_TILING_SET(MACRO_TILE_ASPECT, util_logbase2(surf->u.legacy.mtilea));
2805       *tiling_flags |= AMDGPU_TILING_SET(NUM_BANKS, util_logbase2(surf->u.legacy.num_banks) - 1);
2806 
2807       if (surf->flags & RADEON_SURF_SCANOUT)
2808          *tiling_flags |= AMDGPU_TILING_SET(MICRO_TILE_MODE, 0); /* DISPLAY_MICRO_TILING */
2809       else
2810          *tiling_flags |= AMDGPU_TILING_SET(MICRO_TILE_MODE, 1); /* THIN_MICRO_TILING */
2811    }
2812 }
2813 
ac_get_umd_metadata_word1(const struct radeon_info * info)2814 static uint32_t ac_get_umd_metadata_word1(const struct radeon_info *info)
2815 {
2816    return (ATI_VENDOR_ID << 16) | info->pci_id;
2817 }
2818 
2819 /* This should be called after ac_compute_surface. */
ac_surface_apply_umd_metadata(const struct radeon_info * info,struct radeon_surf * surf,unsigned num_storage_samples,unsigned num_mipmap_levels,unsigned size_metadata,const uint32_t metadata[64])2820 bool ac_surface_apply_umd_metadata(const struct radeon_info *info, struct radeon_surf *surf,
2821                                    unsigned num_storage_samples, unsigned num_mipmap_levels,
2822                                    unsigned size_metadata, const uint32_t metadata[64])
2823 {
2824    const uint32_t *desc = &metadata[2];
2825    uint64_t offset;
2826 
2827    if (surf->modifier != DRM_FORMAT_MOD_INVALID)
2828       return true;
2829 
2830    if (info->gfx_level >= GFX9)
2831       offset = surf->u.gfx9.surf_offset;
2832    else
2833       offset = (uint64_t)surf->u.legacy.level[0].offset_256B * 256;
2834 
2835    if (offset ||                 /* Non-zero planes ignore metadata. */
2836        size_metadata < 10 * 4 || /* at least 2(header) + 8(desc) dwords */
2837        metadata[0] == 0 ||       /* invalid version number (1 and 2 layouts are compatible) */
2838        metadata[1] != ac_get_umd_metadata_word1(info)) /* invalid PCI ID */ {
2839       /* Disable DCC because it might not be enabled. */
2840       ac_surface_zero_dcc_fields(surf);
2841 
2842       /* Don't report an error if the texture comes from an incompatible driver,
2843        * but this might not work.
2844        */
2845       return true;
2846    }
2847 
2848    /* Validate that sample counts and the number of mipmap levels match. */
2849    unsigned desc_last_level = G_008F1C_LAST_LEVEL(desc[3]);
2850    unsigned type = G_008F1C_TYPE(desc[3]);
2851 
2852    if (type == V_008F1C_SQ_RSRC_IMG_2D_MSAA || type == V_008F1C_SQ_RSRC_IMG_2D_MSAA_ARRAY) {
2853       unsigned log_samples = util_logbase2(MAX2(1, num_storage_samples));
2854 
2855       if (desc_last_level != log_samples) {
2856          fprintf(stderr,
2857                  "amdgpu: invalid MSAA texture import, "
2858                  "metadata has log2(samples) = %u, the caller set %u\n",
2859                  desc_last_level, log_samples);
2860          return false;
2861       }
2862    } else {
2863       if (desc_last_level != num_mipmap_levels - 1) {
2864          fprintf(stderr,
2865                  "amdgpu: invalid mipmapped texture import, "
2866                  "metadata has last_level = %u, the caller set %u\n",
2867                  desc_last_level, num_mipmap_levels - 1);
2868          return false;
2869       }
2870    }
2871 
2872    if (info->gfx_level >= GFX8 && G_008F28_COMPRESSION_EN(desc[6])) {
2873       /* Read DCC information. */
2874       switch (info->gfx_level) {
2875       case GFX8:
2876          surf->meta_offset = (uint64_t)desc[7] << 8;
2877          break;
2878 
2879       case GFX9:
2880          surf->meta_offset =
2881             ((uint64_t)desc[7] << 8) | ((uint64_t)G_008F24_META_DATA_ADDRESS(desc[5]) << 40);
2882          surf->u.gfx9.color.dcc.pipe_aligned = G_008F24_META_PIPE_ALIGNED(desc[5]);
2883          surf->u.gfx9.color.dcc.rb_aligned = G_008F24_META_RB_ALIGNED(desc[5]);
2884 
2885          /* If DCC is unaligned, this can only be a displayable image. */
2886          if (!surf->u.gfx9.color.dcc.pipe_aligned && !surf->u.gfx9.color.dcc.rb_aligned)
2887             assert(surf->is_displayable);
2888          break;
2889 
2890       case GFX10:
2891       case GFX10_3:
2892       case GFX11:
2893       case GFX11_5:
2894          surf->meta_offset =
2895             ((uint64_t)G_00A018_META_DATA_ADDRESS_LO(desc[6]) << 8) | ((uint64_t)desc[7] << 16);
2896          surf->u.gfx9.color.dcc.pipe_aligned = G_00A018_META_PIPE_ALIGNED(desc[6]);
2897          break;
2898 
2899       default:
2900          assert(0);
2901          return false;
2902       }
2903    } else {
2904       /* Disable DCC. dcc_offset is always set by texture_from_handle
2905        * and must be cleared here.
2906        */
2907       ac_surface_zero_dcc_fields(surf);
2908    }
2909 
2910    return true;
2911 }
2912 
ac_surface_compute_umd_metadata(const struct radeon_info * info,struct radeon_surf * surf,unsigned num_mipmap_levels,uint32_t desc[8],unsigned * size_metadata,uint32_t metadata[64],bool include_tool_md)2913 void ac_surface_compute_umd_metadata(const struct radeon_info *info, struct radeon_surf *surf,
2914                                      unsigned num_mipmap_levels, uint32_t desc[8],
2915                                      unsigned *size_metadata, uint32_t metadata[64],
2916                                      bool include_tool_md)
2917 {
2918    /* Clear the base address and set the relative DCC offset. */
2919    desc[0] = 0;
2920    desc[1] &= C_008F14_BASE_ADDRESS_HI;
2921 
2922    switch (info->gfx_level) {
2923    case GFX6:
2924    case GFX7:
2925       break;
2926    case GFX8:
2927       desc[7] = surf->meta_offset >> 8;
2928       break;
2929    case GFX9:
2930       desc[7] = surf->meta_offset >> 8;
2931       desc[5] &= C_008F24_META_DATA_ADDRESS;
2932       desc[5] |= S_008F24_META_DATA_ADDRESS(surf->meta_offset >> 40);
2933       break;
2934    case GFX10:
2935    case GFX10_3:
2936    case GFX11:
2937    case GFX11_5:
2938       desc[6] &= C_00A018_META_DATA_ADDRESS_LO;
2939       desc[6] |= S_00A018_META_DATA_ADDRESS_LO(surf->meta_offset >> 8);
2940       desc[7] = surf->meta_offset >> 16;
2941       break;
2942    default:
2943       assert(0);
2944    }
2945 
2946    /* Metadata image format format version 1 and 2. Version 2 uses the same layout as
2947     * version 1 with some additional fields (used if include_tool_md=true).
2948     * [0] = metadata_format_identifier
2949     * [1] = (VENDOR_ID << 16) | PCI_ID
2950     * [2:9] = image descriptor for the whole resource
2951     *         [2] is always 0, because the base address is cleared
2952     *         [9] is the DCC offset bits [39:8] from the beginning of
2953     *             the buffer
2954     * gfx8-: [10:10+LAST_LEVEL] = mipmap level offset bits [39:8] for each level (gfx8-)
2955     * ---- The data below is only set in version=2.
2956     *      It shouldn't be used by the driver as it's only present to help
2957     *      tools (eg: umr) that would want to access this buffer.
2958     * gfx9+ if valid modifier: [10:11] = modifier
2959     *                          [12:12+3*nplane] = [offset, stride]
2960     *       else: [10]: stride
2961     */
2962    metadata[0] = include_tool_md ? 2 : 1; /* metadata image format version */
2963 
2964    /* Tiling modes are ambiguous without a PCI ID. */
2965    metadata[1] = ac_get_umd_metadata_word1(info);
2966 
2967    /* Dwords [2:9] contain the image descriptor. */
2968    memcpy(&metadata[2], desc, 8 * 4);
2969    *size_metadata = 10 * 4;
2970 
2971    /* Dwords [10:..] contain the mipmap level offsets. */
2972    if (info->gfx_level <= GFX8) {
2973       for (unsigned i = 0; i < num_mipmap_levels; i++)
2974          metadata[10 + i] = surf->u.legacy.level[i].offset_256B;
2975 
2976       *size_metadata += num_mipmap_levels * 4;
2977    } else if (include_tool_md) {
2978       if (surf->modifier != DRM_FORMAT_MOD_INVALID) {
2979          /* Modifier */
2980          metadata[10] = surf->modifier;
2981          metadata[11] = surf->modifier >> 32;
2982          /* Num planes */
2983          int nplanes = ac_surface_get_nplanes(surf);
2984          metadata[12] = nplanes;
2985          int ndw = 13;
2986          for (int i = 0; i < nplanes; i++) {
2987             metadata[ndw++] = ac_surface_get_plane_offset(info->gfx_level,
2988                                                           surf, i, 0);
2989             metadata[ndw++] = ac_surface_get_plane_stride(info->gfx_level,
2990                                                           surf, i, 0);
2991          }
2992          *size_metadata = ndw * 4;
2993       } else {
2994          metadata[10] = ac_surface_get_plane_stride(info->gfx_level,
2995                                                     surf, 0, 0);
2996          *size_metadata = 11 * 4;
2997       }
2998    }
2999 }
3000 
ac_surface_get_pitch_align(const struct radeon_info * info,const struct radeon_surf * surf)3001 static uint32_t ac_surface_get_pitch_align(const struct radeon_info *info,
3002                                            const struct radeon_surf *surf)
3003 {
3004    if (surf->is_linear) {
3005       if (info->gfx_level >= GFX9)
3006          return 256 / surf->bpe;
3007       else
3008          return MAX2(8, 64 / surf->bpe);
3009    }
3010 
3011    if (info->gfx_level >= GFX9) {
3012       if (surf->u.gfx9.resource_type == RADEON_RESOURCE_3D)
3013          return 1u << 31; /* reject 3D textures by returning an impossible alignment */
3014 
3015       unsigned bpe_log2 = util_logbase2(surf->bpe);
3016       unsigned block_size_log2;
3017 
3018       switch((surf->u.gfx9.swizzle_mode & ~3) + 3) {
3019       case ADDR_SW_256B_R:
3020          block_size_log2 = 8;
3021          break;
3022       case ADDR_SW_4KB_R:
3023       case ADDR_SW_4KB_R_X:
3024          block_size_log2 = 12;
3025          break;
3026       case ADDR_SW_64KB_R:
3027       case ADDR_SW_64KB_R_T:
3028       case ADDR_SW_64KB_R_X:
3029          block_size_log2 = 16;
3030          break;
3031       case ADDR_SW_256KB_R_X:
3032          block_size_log2 = 18;
3033          break;
3034       default:
3035          unreachable("unhandled swizzle mode");
3036       }
3037 
3038       if (info->gfx_level >= GFX10) {
3039          return 1 << (((block_size_log2 - bpe_log2) + 1) / 2);
3040       } else {
3041          static unsigned block_256B_width[] = {16, 16, 8, 8, 4};
3042          return block_256B_width[bpe_log2] << ((block_size_log2 - 8) / 2);
3043       }
3044    } else {
3045       unsigned mode;
3046 
3047       if ((surf->flags & RADEON_SURF_Z_OR_SBUFFER) == RADEON_SURF_SBUFFER)
3048          mode = surf->u.legacy.zs.stencil_level[0].mode;
3049       else
3050          mode = surf->u.legacy.level[0].mode;
3051 
3052       /* Note that display usage requires an alignment of 32 pixels (see AdjustPitchAlignment),
3053        * which is not checked here.
3054        */
3055       switch (mode) {
3056       case RADEON_SURF_MODE_1D:
3057          return 8;
3058       case RADEON_SURF_MODE_2D:
3059          return 8 * surf->u.legacy.bankw * surf->u.legacy.mtilea *
3060                 ac_pipe_config_to_num_pipes(surf->u.legacy.pipe_config);
3061       default:
3062          unreachable("unhandled surf mode");
3063       }
3064    }
3065 }
3066 
ac_surface_override_offset_stride(const struct radeon_info * info,struct radeon_surf * surf,unsigned num_layers,unsigned num_mipmap_levels,uint64_t offset,unsigned pitch)3067 bool ac_surface_override_offset_stride(const struct radeon_info *info, struct radeon_surf *surf,
3068                                        unsigned num_layers, unsigned num_mipmap_levels,
3069                                        uint64_t offset, unsigned pitch)
3070 {
3071    if ((ac_surface_get_pitch_align(info, surf) - 1) & pitch)
3072       return false;
3073 
3074    /* Require an equal pitch with metadata (DCC), mipmapping, non-linear layout (that could be
3075     * relaxed), or when the chip is GFX10, which is the only generation that can't override
3076     * the pitch.
3077     */
3078    bool require_equal_pitch = surf->surf_size != surf->total_size ||
3079                               num_layers != 1 ||
3080                               num_mipmap_levels != 1 ||
3081                               (info->gfx_level >= GFX9 && !surf->is_linear) ||
3082                               info->gfx_level == GFX10;
3083 
3084    if (info->gfx_level >= GFX9) {
3085       if (pitch) {
3086          if (surf->u.gfx9.surf_pitch != pitch && require_equal_pitch)
3087             return false;
3088 
3089          if (pitch != surf->u.gfx9.surf_pitch) {
3090             unsigned slices = surf->surf_size / surf->u.gfx9.surf_slice_size;
3091 
3092             surf->u.gfx9.uses_custom_pitch = true;
3093             surf->u.gfx9.surf_pitch = pitch;
3094             surf->u.gfx9.epitch = pitch - 1;
3095             surf->u.gfx9.pitch[0] = pitch;
3096             surf->u.gfx9.surf_slice_size = (uint64_t)pitch * surf->u.gfx9.surf_height * surf->bpe;
3097             surf->total_size = surf->surf_size = surf->u.gfx9.surf_slice_size * slices;
3098          }
3099       }
3100 
3101       surf->u.gfx9.surf_offset = offset;
3102       if (surf->has_stencil)
3103          surf->u.gfx9.zs.stencil_offset += offset;
3104    } else {
3105       if (pitch) {
3106          if (surf->u.legacy.level[0].nblk_x != pitch && require_equal_pitch)
3107             return false;
3108 
3109          surf->u.legacy.level[0].nblk_x = pitch;
3110          surf->u.legacy.level[0].slice_size_dw =
3111             ((uint64_t)pitch * surf->u.legacy.level[0].nblk_y * surf->bpe) / 4;
3112       }
3113 
3114       if (offset) {
3115          for (unsigned i = 0; i < ARRAY_SIZE(surf->u.legacy.level); ++i)
3116             surf->u.legacy.level[i].offset_256B += offset / 256;
3117       }
3118    }
3119 
3120    if (offset & ((1 << surf->alignment_log2) - 1) ||
3121        offset >= UINT64_MAX - surf->total_size)
3122       return false;
3123 
3124    if (surf->meta_offset)
3125       surf->meta_offset += offset;
3126    if (surf->fmask_offset)
3127       surf->fmask_offset += offset;
3128    if (surf->cmask_offset)
3129       surf->cmask_offset += offset;
3130    if (surf->display_dcc_offset)
3131       surf->display_dcc_offset += offset;
3132    return true;
3133 }
3134 
ac_surface_get_nplanes(const struct radeon_surf * surf)3135 unsigned ac_surface_get_nplanes(const struct radeon_surf *surf)
3136 {
3137    if (surf->modifier == DRM_FORMAT_MOD_INVALID)
3138       return 1;
3139    else if (surf->display_dcc_offset)
3140       return 3;
3141    else if (surf->meta_offset)
3142       return 2;
3143    else
3144       return 1;
3145 }
3146 
ac_surface_get_plane_offset(enum amd_gfx_level gfx_level,const struct radeon_surf * surf,unsigned plane,unsigned layer)3147 uint64_t ac_surface_get_plane_offset(enum amd_gfx_level gfx_level,
3148                                     const struct radeon_surf *surf,
3149                                     unsigned plane, unsigned layer)
3150 {
3151    switch (plane) {
3152    case 0:
3153       if (gfx_level >= GFX9) {
3154          return surf->u.gfx9.surf_offset +
3155                 layer * surf->u.gfx9.surf_slice_size;
3156       } else {
3157          return (uint64_t)surf->u.legacy.level[0].offset_256B * 256 +
3158                 layer * (uint64_t)surf->u.legacy.level[0].slice_size_dw * 4;
3159       }
3160    case 1:
3161       assert(!layer);
3162       return surf->display_dcc_offset ?
3163              surf->display_dcc_offset : surf->meta_offset;
3164    case 2:
3165       assert(!layer);
3166       return surf->meta_offset;
3167    default:
3168       unreachable("Invalid plane index");
3169    }
3170 }
3171 
ac_surface_get_plane_stride(enum amd_gfx_level gfx_level,const struct radeon_surf * surf,unsigned plane,unsigned level)3172 uint64_t ac_surface_get_plane_stride(enum amd_gfx_level gfx_level,
3173                                     const struct radeon_surf *surf,
3174                                     unsigned plane, unsigned level)
3175 {
3176    switch (plane) {
3177    case 0:
3178       if (gfx_level >= GFX9) {
3179          return (surf->is_linear ? surf->u.gfx9.pitch[level] : surf->u.gfx9.surf_pitch) * surf->bpe;
3180       } else {
3181          return surf->u.legacy.level[level].nblk_x * surf->bpe;
3182       }
3183    case 1:
3184       return 1 + (surf->display_dcc_offset ?
3185              surf->u.gfx9.color.display_dcc_pitch_max : surf->u.gfx9.color.dcc_pitch_max);
3186    case 2:
3187       return surf->u.gfx9.color.dcc_pitch_max + 1;
3188    default:
3189       unreachable("Invalid plane index");
3190    }
3191 }
3192 
ac_surface_get_plane_size(const struct radeon_surf * surf,unsigned plane)3193 uint64_t ac_surface_get_plane_size(const struct radeon_surf *surf,
3194                                    unsigned plane)
3195 {
3196    switch (plane) {
3197    case 0:
3198       return surf->surf_size;
3199    case 1:
3200       return surf->display_dcc_offset ?
3201              surf->u.gfx9.color.display_dcc_size : surf->meta_size;
3202    case 2:
3203       return surf->meta_size;
3204    default:
3205       unreachable("Invalid plane index");
3206    }
3207 }
3208 
3209 uint64_t
ac_surface_addr_from_coord(struct ac_addrlib * addrlib,const struct radeon_info * info,const struct radeon_surf * surf,const struct ac_surf_info * surf_info,unsigned level,unsigned x,unsigned y,unsigned layer,bool is_3d)3210 ac_surface_addr_from_coord(struct ac_addrlib *addrlib, const struct radeon_info *info,
3211                            const struct radeon_surf *surf, const struct ac_surf_info *surf_info,
3212                            unsigned level, unsigned x, unsigned y, unsigned layer, bool is_3d)
3213 {
3214    /* Only implemented for GFX9+ */
3215    assert(info->gfx_level >= GFX9);
3216 
3217    ADDR2_COMPUTE_SURFACE_ADDRFROMCOORD_INPUT input = {0};
3218    input.size = sizeof(ADDR2_COMPUTE_SURFACE_ADDRFROMCOORD_INPUT);
3219    input.slice = layer;
3220    input.mipId = level;
3221    input.unalignedWidth = DIV_ROUND_UP(surf_info->width, surf->blk_w);
3222    input.unalignedHeight = DIV_ROUND_UP(surf_info->height, surf->blk_h);
3223    input.numSlices = is_3d ? surf_info->depth : surf_info->array_size;
3224    input.numMipLevels = surf_info->levels;
3225    input.numSamples = surf_info->samples;
3226    input.numFrags = surf_info->samples;
3227    input.swizzleMode = surf->u.gfx9.swizzle_mode;
3228    input.resourceType = (AddrResourceType)surf->u.gfx9.resource_type;
3229    input.pipeBankXor = surf->tile_swizzle;
3230    input.bpp = surf->bpe * 8;
3231    input.x = x;
3232    input.y = y;
3233 
3234    ADDR2_COMPUTE_SURFACE_ADDRFROMCOORD_OUTPUT output = {0};
3235    output.size = sizeof(ADDR2_COMPUTE_SURFACE_ADDRFROMCOORD_OUTPUT);
3236    Addr2ComputeSurfaceAddrFromCoord(addrlib->handle, &input, &output);
3237    return output.addr;
3238 }
3239 
3240 void
ac_surface_compute_nbc_view(struct ac_addrlib * addrlib,const struct radeon_info * info,const struct radeon_surf * surf,const struct ac_surf_info * surf_info,unsigned level,unsigned layer,struct ac_surf_nbc_view * out)3241 ac_surface_compute_nbc_view(struct ac_addrlib *addrlib, const struct radeon_info *info,
3242                             const struct radeon_surf *surf, const struct ac_surf_info *surf_info,
3243                             unsigned level, unsigned layer, struct ac_surf_nbc_view *out)
3244 {
3245    /* Only implemented for GFX10+ */
3246    assert(info->gfx_level >= GFX10);
3247 
3248    ADDR2_COMPUTE_NONBLOCKCOMPRESSEDVIEW_INPUT input = {0};
3249    input.size = sizeof(ADDR2_COMPUTE_NONBLOCKCOMPRESSEDVIEW_INPUT);
3250    input.swizzleMode = surf->u.gfx9.swizzle_mode;
3251    input.resourceType = (AddrResourceType)surf->u.gfx9.resource_type;
3252    switch (surf->bpe) {
3253    case 8:
3254       input.format = ADDR_FMT_BC1;
3255       break;
3256    case 16:
3257       input.format = ADDR_FMT_BC3;
3258       break;
3259    default:
3260       assert(0);
3261    }
3262    input.width = surf_info->width;
3263    input.height = surf_info->height;
3264    input.numSlices = surf_info->array_size;
3265    input.numMipLevels = surf_info->levels;
3266    input.pipeBankXor = surf->tile_swizzle;
3267    input.slice = layer;
3268    input.mipId = level;
3269 
3270    ADDR_E_RETURNCODE res;
3271    ADDR2_COMPUTE_NONBLOCKCOMPRESSEDVIEW_OUTPUT output = {0};
3272    output.size = sizeof(ADDR2_COMPUTE_NONBLOCKCOMPRESSEDVIEW_OUTPUT);
3273    res = Addr2ComputeNonBlockCompressedView(addrlib->handle, &input, &output);
3274    if (res == ADDR_OK) {
3275       out->base_address_offset = output.offset;
3276       out->tile_swizzle = output.pipeBankXor;
3277       out->width = output.unalignedWidth;
3278       out->height = output.unalignedHeight;
3279       out->num_levels = output.numMipLevels;
3280       out->level = output.mipId;
3281       out->valid = true;
3282    } else {
3283       out->valid = false;
3284    }
3285 }
3286 
ac_surface_print_info(FILE * out,const struct radeon_info * info,const struct radeon_surf * surf)3287 void ac_surface_print_info(FILE *out, const struct radeon_info *info,
3288                            const struct radeon_surf *surf)
3289 {
3290    if (info->gfx_level >= GFX9) {
3291       fprintf(out,
3292               "    Surf: size=%" PRIu64 ", slice_size=%" PRIu64 ", "
3293               "alignment=%u, swmode=%u, tile_swizzle=%u, epitch=%u, pitch=%u, blk_w=%u, "
3294               "blk_h=%u, bpe=%u, flags=0x%"PRIx64"\n",
3295               surf->surf_size, surf->u.gfx9.surf_slice_size,
3296               1 << surf->surf_alignment_log2, surf->u.gfx9.swizzle_mode, surf->tile_swizzle,
3297               surf->u.gfx9.epitch, surf->u.gfx9.surf_pitch,
3298               surf->blk_w, surf->blk_h, surf->bpe, surf->flags);
3299 
3300       if (surf->fmask_offset)
3301          fprintf(out,
3302                  "    FMask: offset=%" PRIu64 ", size=%" PRIu64 ", "
3303                  "alignment=%u, swmode=%u, epitch=%u\n",
3304                  surf->fmask_offset, surf->fmask_size,
3305                  1 << surf->fmask_alignment_log2, surf->u.gfx9.color.fmask_swizzle_mode,
3306                  surf->u.gfx9.color.fmask_epitch);
3307 
3308       if (surf->cmask_offset)
3309          fprintf(out,
3310                  "    CMask: offset=%" PRIu64 ", size=%u, "
3311                  "alignment=%u\n",
3312                  surf->cmask_offset, surf->cmask_size,
3313                  1 << surf->cmask_alignment_log2);
3314 
3315       if (surf->flags & RADEON_SURF_Z_OR_SBUFFER && surf->meta_offset)
3316          fprintf(out,
3317                  "    HTile: offset=%" PRIu64 ", size=%u, alignment=%u\n",
3318                  surf->meta_offset, surf->meta_size,
3319                  1 << surf->meta_alignment_log2);
3320 
3321       if (!(surf->flags & RADEON_SURF_Z_OR_SBUFFER) && surf->meta_offset)
3322          fprintf(out,
3323                  "    DCC: offset=%" PRIu64 ", size=%u, "
3324                  "alignment=%u, pitch_max=%u, num_dcc_levels=%u\n",
3325                  surf->meta_offset, surf->meta_size, 1 << surf->meta_alignment_log2,
3326                  surf->u.gfx9.color.display_dcc_pitch_max, surf->num_meta_levels);
3327 
3328       if (surf->has_stencil)
3329          fprintf(out,
3330                  "    Stencil: offset=%" PRIu64 ", swmode=%u, epitch=%u\n",
3331                  surf->u.gfx9.zs.stencil_offset,
3332                  surf->u.gfx9.zs.stencil_swizzle_mode,
3333                  surf->u.gfx9.zs.stencil_epitch);
3334    } else {
3335       fprintf(out,
3336               "    Surf: size=%" PRIu64 ", alignment=%u, blk_w=%u, blk_h=%u, "
3337               "bpe=%u, flags=0x%"PRIx64"\n",
3338               surf->surf_size, 1 << surf->surf_alignment_log2, surf->blk_w,
3339               surf->blk_h, surf->bpe, surf->flags);
3340 
3341       fprintf(out,
3342               "    Layout: size=%" PRIu64 ", alignment=%u, bankw=%u, bankh=%u, "
3343               "nbanks=%u, mtilea=%u, tilesplit=%u, pipeconfig=%u, scanout=%u\n",
3344               surf->surf_size, 1 << surf->surf_alignment_log2,
3345               surf->u.legacy.bankw, surf->u.legacy.bankh,
3346               surf->u.legacy.num_banks, surf->u.legacy.mtilea,
3347               surf->u.legacy.tile_split, surf->u.legacy.pipe_config,
3348               (surf->flags & RADEON_SURF_SCANOUT) != 0);
3349 
3350       if (surf->fmask_offset)
3351          fprintf(out,
3352                  "    FMask: offset=%" PRIu64 ", size=%" PRIu64 ", "
3353                  "alignment=%u, pitch_in_pixels=%u, bankh=%u, "
3354                  "slice_tile_max=%u, tile_mode_index=%u\n",
3355                  surf->fmask_offset, surf->fmask_size,
3356                  1 << surf->fmask_alignment_log2, surf->u.legacy.color.fmask.pitch_in_pixels,
3357                  surf->u.legacy.color.fmask.bankh,
3358                  surf->u.legacy.color.fmask.slice_tile_max,
3359                  surf->u.legacy.color.fmask.tiling_index);
3360 
3361       if (surf->cmask_offset)
3362          fprintf(out,
3363                  "    CMask: offset=%" PRIu64 ", size=%u, alignment=%u, "
3364                  "slice_tile_max=%u\n",
3365                  surf->cmask_offset, surf->cmask_size,
3366                  1 << surf->cmask_alignment_log2, surf->u.legacy.color.cmask_slice_tile_max);
3367 
3368       if (surf->flags & RADEON_SURF_Z_OR_SBUFFER && surf->meta_offset)
3369          fprintf(out, "    HTile: offset=%" PRIu64 ", size=%u, alignment=%u\n",
3370                  surf->meta_offset, surf->meta_size,
3371                  1 << surf->meta_alignment_log2);
3372 
3373       if (!(surf->flags & RADEON_SURF_Z_OR_SBUFFER) && surf->meta_offset)
3374          fprintf(out, "    DCC: offset=%" PRIu64 ", size=%u, alignment=%u\n",
3375                  surf->meta_offset, surf->meta_size, 1 << surf->meta_alignment_log2);
3376 
3377       if (surf->has_stencil)
3378          fprintf(out, "    StencilLayout: tilesplit=%u\n",
3379                  surf->u.legacy.stencil_tile_split);
3380    }
3381 }
3382 
gfx10_nir_meta_addr_from_coord(nir_builder * b,const struct radeon_info * info,struct gfx9_meta_equation * equation,int blkSizeBias,unsigned blkStart,nir_def * meta_pitch,nir_def * meta_slice_size,nir_def * x,nir_def * y,nir_def * z,nir_def * pipe_xor,nir_def ** bit_position)3383 static nir_def *gfx10_nir_meta_addr_from_coord(nir_builder *b, const struct radeon_info *info,
3384                                                    struct gfx9_meta_equation *equation,
3385                                                    int blkSizeBias, unsigned blkStart,
3386                                                    nir_def *meta_pitch, nir_def *meta_slice_size,
3387                                                    nir_def *x, nir_def *y, nir_def *z,
3388                                                    nir_def *pipe_xor,
3389                                                    nir_def **bit_position)
3390 {
3391    nir_def *zero = nir_imm_int(b, 0);
3392    nir_def *one = nir_imm_int(b, 1);
3393 
3394    assert(info->gfx_level >= GFX10);
3395 
3396    unsigned meta_block_width_log2 = util_logbase2(equation->meta_block_width);
3397    unsigned meta_block_height_log2 = util_logbase2(equation->meta_block_height);
3398    unsigned blkSizeLog2 = meta_block_width_log2 + meta_block_height_log2 + blkSizeBias;
3399 
3400    nir_def *coord[] = {x, y, z, 0};
3401    nir_def *address = zero;
3402 
3403    for (unsigned i = blkStart; i < blkSizeLog2 + 1; i++) {
3404       nir_def *v = zero;
3405 
3406       for (unsigned c = 0; c < 4; c++) {
3407          unsigned index = i * 4 + c - (blkStart * 4);
3408          if (equation->u.gfx10_bits[index]) {
3409             unsigned mask = equation->u.gfx10_bits[index];
3410             nir_def *bits = coord[c];
3411 
3412             while (mask)
3413                v = nir_ixor(b, v, nir_iand(b, nir_ushr_imm(b, bits, u_bit_scan(&mask)), one));
3414          }
3415       }
3416 
3417       address = nir_ior(b, address, nir_ishl_imm(b, v, i));
3418    }
3419 
3420    unsigned blkMask = (1 << blkSizeLog2) - 1;
3421    unsigned pipeMask = (1 << G_0098F8_NUM_PIPES(info->gb_addr_config)) - 1;
3422    unsigned m_pipeInterleaveLog2 = 8 + G_0098F8_PIPE_INTERLEAVE_SIZE_GFX9(info->gb_addr_config);
3423    nir_def *xb = nir_ushr_imm(b, x, meta_block_width_log2);
3424    nir_def *yb = nir_ushr_imm(b, y, meta_block_height_log2);
3425    nir_def *pb = nir_ushr_imm(b, meta_pitch, meta_block_width_log2);
3426    nir_def *blkIndex = nir_iadd(b, nir_imul(b, yb, pb), xb);
3427    nir_def *pipeXor = nir_iand_imm(b, nir_ishl_imm(b, nir_iand_imm(b, pipe_xor, pipeMask),
3428                                                        m_pipeInterleaveLog2), blkMask);
3429 
3430    if (bit_position)
3431       *bit_position = nir_ishl_imm(b, nir_iand_imm(b, address, 1), 2);
3432 
3433    return nir_iadd(b, nir_iadd(b, nir_imul(b, meta_slice_size, z),
3434                                nir_imul(b, blkIndex, nir_ishl_imm(b, one, blkSizeLog2))),
3435                    nir_ixor(b, nir_ushr(b, address, one), pipeXor));
3436 }
3437 
gfx9_nir_meta_addr_from_coord(nir_builder * b,const struct radeon_info * info,struct gfx9_meta_equation * equation,nir_def * meta_pitch,nir_def * meta_height,nir_def * x,nir_def * y,nir_def * z,nir_def * sample,nir_def * pipe_xor,nir_def ** bit_position)3438 static nir_def *gfx9_nir_meta_addr_from_coord(nir_builder *b, const struct radeon_info *info,
3439                                                   struct gfx9_meta_equation *equation,
3440                                                   nir_def *meta_pitch, nir_def *meta_height,
3441                                                   nir_def *x, nir_def *y, nir_def *z,
3442                                                   nir_def *sample, nir_def *pipe_xor,
3443                                                   nir_def **bit_position)
3444 {
3445    nir_def *zero = nir_imm_int(b, 0);
3446    nir_def *one = nir_imm_int(b, 1);
3447 
3448    assert(info->gfx_level >= GFX9);
3449 
3450    unsigned meta_block_width_log2 = util_logbase2(equation->meta_block_width);
3451    unsigned meta_block_height_log2 = util_logbase2(equation->meta_block_height);
3452    unsigned meta_block_depth_log2 = util_logbase2(equation->meta_block_depth);
3453 
3454    unsigned m_pipeInterleaveLog2 = 8 + G_0098F8_PIPE_INTERLEAVE_SIZE_GFX9(info->gb_addr_config);
3455    unsigned numPipeBits = equation->u.gfx9.num_pipe_bits;
3456    nir_def *pitchInBlock = nir_ushr_imm(b, meta_pitch, meta_block_width_log2);
3457    nir_def *sliceSizeInBlock = nir_imul(b, nir_ushr_imm(b, meta_height, meta_block_height_log2),
3458                                             pitchInBlock);
3459 
3460    nir_def *xb = nir_ushr_imm(b, x, meta_block_width_log2);
3461    nir_def *yb = nir_ushr_imm(b, y, meta_block_height_log2);
3462    nir_def *zb = nir_ushr_imm(b, z, meta_block_depth_log2);
3463 
3464    nir_def *blockIndex = nir_iadd(b, nir_iadd(b, nir_imul(b, zb, sliceSizeInBlock),
3465                                                   nir_imul(b, yb, pitchInBlock)), xb);
3466    nir_def *coords[] = {x, y, z, sample, blockIndex};
3467 
3468    nir_def *address = zero;
3469    unsigned num_bits = equation->u.gfx9.num_bits;
3470    assert(num_bits <= 32);
3471 
3472    /* Compute the address up until the last bit that doesn't use the block index. */
3473    for (unsigned i = 0; i < num_bits - 1; i++) {
3474       nir_def *xor = zero;
3475 
3476       for (unsigned c = 0; c < 5; c++) {
3477          if (equation->u.gfx9.bit[i].coord[c].dim >= 5)
3478             continue;
3479 
3480          assert(equation->u.gfx9.bit[i].coord[c].ord < 32);
3481          nir_def *ison =
3482             nir_iand(b, nir_ushr_imm(b, coords[equation->u.gfx9.bit[i].coord[c].dim],
3483                                      equation->u.gfx9.bit[i].coord[c].ord), one);
3484 
3485          xor = nir_ixor(b, xor, ison);
3486       }
3487       address = nir_ior(b, address, nir_ishl_imm(b, xor, i));
3488    }
3489 
3490    /* Fill the remaining bits with the block index. */
3491    unsigned last = num_bits - 1;
3492    address = nir_ior(b, address,
3493                      nir_ishl_imm(b, nir_ushr_imm(b, blockIndex,
3494                                               equation->u.gfx9.bit[last].coord[0].ord),
3495                                   last));
3496 
3497    if (bit_position)
3498       *bit_position = nir_ishl_imm(b, nir_iand_imm(b, address, 1), 2);
3499 
3500    nir_def *pipeXor = nir_iand_imm(b, pipe_xor, (1 << numPipeBits) - 1);
3501    return nir_ixor(b, nir_ushr(b, address, one),
3502                    nir_ishl_imm(b, pipeXor, m_pipeInterleaveLog2));
3503 }
3504 
ac_nir_dcc_addr_from_coord(nir_builder * b,const struct radeon_info * info,unsigned bpe,struct gfx9_meta_equation * equation,nir_def * dcc_pitch,nir_def * dcc_height,nir_def * dcc_slice_size,nir_def * x,nir_def * y,nir_def * z,nir_def * sample,nir_def * pipe_xor)3505 nir_def *ac_nir_dcc_addr_from_coord(nir_builder *b, const struct radeon_info *info,
3506                                         unsigned bpe, struct gfx9_meta_equation *equation,
3507                                         nir_def *dcc_pitch, nir_def *dcc_height,
3508                                         nir_def *dcc_slice_size,
3509                                         nir_def *x, nir_def *y, nir_def *z,
3510                                         nir_def *sample, nir_def *pipe_xor)
3511 {
3512    if (info->gfx_level >= GFX10) {
3513       unsigned bpp_log2 = util_logbase2(bpe);
3514 
3515       return gfx10_nir_meta_addr_from_coord(b, info, equation, bpp_log2 - 8, 1,
3516                                             dcc_pitch, dcc_slice_size,
3517                                             x, y, z, pipe_xor, NULL);
3518    } else {
3519       return gfx9_nir_meta_addr_from_coord(b, info, equation, dcc_pitch,
3520                                            dcc_height, x, y, z,
3521                                            sample, pipe_xor, NULL);
3522    }
3523 }
3524 
ac_nir_cmask_addr_from_coord(nir_builder * b,const struct radeon_info * info,struct gfx9_meta_equation * equation,nir_def * cmask_pitch,nir_def * cmask_height,nir_def * cmask_slice_size,nir_def * x,nir_def * y,nir_def * z,nir_def * pipe_xor,nir_def ** bit_position)3525 nir_def *ac_nir_cmask_addr_from_coord(nir_builder *b, const struct radeon_info *info,
3526                                         struct gfx9_meta_equation *equation,
3527                                         nir_def *cmask_pitch, nir_def *cmask_height,
3528                                         nir_def *cmask_slice_size,
3529                                         nir_def *x, nir_def *y, nir_def *z,
3530                                         nir_def *pipe_xor,
3531                                         nir_def **bit_position)
3532 {
3533    nir_def *zero = nir_imm_int(b, 0);
3534 
3535    if (info->gfx_level >= GFX10) {
3536       return gfx10_nir_meta_addr_from_coord(b, info, equation, -7, 1,
3537                                             cmask_pitch, cmask_slice_size,
3538                                             x, y, z, pipe_xor, bit_position);
3539    } else {
3540       return gfx9_nir_meta_addr_from_coord(b, info, equation, cmask_pitch,
3541                                            cmask_height, x, y, z, zero,
3542                                            pipe_xor, bit_position);
3543    }
3544 }
3545 
ac_nir_htile_addr_from_coord(nir_builder * b,const struct radeon_info * info,struct gfx9_meta_equation * equation,nir_def * htile_pitch,nir_def * htile_slice_size,nir_def * x,nir_def * y,nir_def * z,nir_def * pipe_xor)3546 nir_def *ac_nir_htile_addr_from_coord(nir_builder *b, const struct radeon_info *info,
3547                                           struct gfx9_meta_equation *equation,
3548                                           nir_def *htile_pitch,
3549                                           nir_def *htile_slice_size,
3550                                           nir_def *x, nir_def *y, nir_def *z,
3551                                           nir_def *pipe_xor)
3552 {
3553    return gfx10_nir_meta_addr_from_coord(b, info, equation, -4, 2,
3554                                             htile_pitch, htile_slice_size,
3555                                             x, y, z, pipe_xor, NULL);
3556 }
3557 
ac_get_cb_number_type(enum pipe_format format)3558 unsigned ac_get_cb_number_type(enum pipe_format format)
3559 {
3560    const struct util_format_description *desc = util_format_description(format);
3561    int chan = util_format_get_first_non_void_channel(format);
3562 
3563    if (chan == -1 || desc->channel[chan].type == UTIL_FORMAT_TYPE_FLOAT) {
3564       return V_028C70_NUMBER_FLOAT;
3565    } else {
3566       if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB) {
3567          return V_028C70_NUMBER_SRGB;
3568       } else if (desc->channel[chan].type == UTIL_FORMAT_TYPE_SIGNED) {
3569          return desc->channel[chan].pure_integer ? V_028C70_NUMBER_SINT : V_028C70_NUMBER_SNORM;
3570       } else if (desc->channel[chan].type == UTIL_FORMAT_TYPE_UNSIGNED) {
3571          return desc->channel[chan].pure_integer ? V_028C70_NUMBER_UINT : V_028C70_NUMBER_UNORM;
3572       } else {
3573          return V_028C70_NUMBER_UNORM;
3574       }
3575    }
3576 }
3577 
ac_get_cb_format(enum amd_gfx_level gfx_level,enum pipe_format format)3578 unsigned ac_get_cb_format(enum amd_gfx_level gfx_level, enum pipe_format format)
3579 {
3580    const struct util_format_description *desc = util_format_description(format);
3581 
3582 #define HAS_SIZE(x, y, z, w)                                                                       \
3583    (desc->channel[0].size == (x) && desc->channel[1].size == (y) &&                                \
3584     desc->channel[2].size == (z) && desc->channel[3].size == (w))
3585 
3586    if (format == PIPE_FORMAT_R11G11B10_FLOAT) /* isn't plain */
3587       return V_028C70_COLOR_10_11_11;
3588 
3589    if (gfx_level >= GFX10_3 &&
3590        format == PIPE_FORMAT_R9G9B9E5_FLOAT) /* isn't plain */
3591       return V_028C70_COLOR_5_9_9_9;
3592 
3593    if (desc->layout != UTIL_FORMAT_LAYOUT_PLAIN)
3594       return V_028C70_COLOR_INVALID;
3595 
3596    /* hw cannot support mixed formats (except depth/stencil, since
3597     * stencil is not written to). */
3598    if (desc->is_mixed && desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS)
3599       return V_028C70_COLOR_INVALID;
3600 
3601    int first_non_void = util_format_get_first_non_void_channel(format);
3602 
3603    /* Reject SCALED formats because we don't implement them for CB. */
3604    if (first_non_void >= 0 && first_non_void <= 3 &&
3605        (desc->channel[first_non_void].type == UTIL_FORMAT_TYPE_UNSIGNED ||
3606         desc->channel[first_non_void].type == UTIL_FORMAT_TYPE_SIGNED) &&
3607        !desc->channel[first_non_void].normalized &&
3608        !desc->channel[first_non_void].pure_integer)
3609       return V_028C70_COLOR_INVALID;
3610 
3611    switch (desc->nr_channels) {
3612    case 1:
3613       switch (desc->channel[0].size) {
3614       case 8:
3615          return V_028C70_COLOR_8;
3616       case 16:
3617          return V_028C70_COLOR_16;
3618       case 32:
3619          return V_028C70_COLOR_32;
3620       case 64:
3621          return V_028C70_COLOR_32_32;
3622       }
3623       break;
3624    case 2:
3625       if (desc->channel[0].size == desc->channel[1].size) {
3626          switch (desc->channel[0].size) {
3627          case 8:
3628             return V_028C70_COLOR_8_8;
3629          case 16:
3630             return V_028C70_COLOR_16_16;
3631          case 32:
3632             return V_028C70_COLOR_32_32;
3633          }
3634       } else if (HAS_SIZE(8, 24, 0, 0)) {
3635          return V_028C70_COLOR_24_8;
3636       } else if (HAS_SIZE(24, 8, 0, 0)) {
3637          return V_028C70_COLOR_8_24;
3638       }
3639       break;
3640    case 3:
3641       if (HAS_SIZE(5, 6, 5, 0)) {
3642          return V_028C70_COLOR_5_6_5;
3643       } else if (HAS_SIZE(32, 8, 24, 0)) {
3644          return V_028C70_COLOR_X24_8_32_FLOAT;
3645       }
3646       break;
3647    case 4:
3648       if (desc->channel[0].size == desc->channel[1].size &&
3649           desc->channel[0].size == desc->channel[2].size &&
3650           desc->channel[0].size == desc->channel[3].size) {
3651          switch (desc->channel[0].size) {
3652          case 4:
3653             return V_028C70_COLOR_4_4_4_4;
3654          case 8:
3655             return V_028C70_COLOR_8_8_8_8;
3656          case 16:
3657             return V_028C70_COLOR_16_16_16_16;
3658          case 32:
3659             return V_028C70_COLOR_32_32_32_32;
3660          }
3661       } else if (HAS_SIZE(5, 5, 5, 1)) {
3662          return V_028C70_COLOR_1_5_5_5;
3663       } else if (HAS_SIZE(1, 5, 5, 5)) {
3664          return V_028C70_COLOR_5_5_5_1;
3665       } else if (HAS_SIZE(10, 10, 10, 2)) {
3666          return V_028C70_COLOR_2_10_10_10;
3667       } else if (HAS_SIZE(2, 10, 10, 10)) {
3668          return V_028C70_COLOR_10_10_10_2;
3669       }
3670       break;
3671    }
3672    return V_028C70_COLOR_INVALID;
3673 }
3674