ac_surface.c revision 01e04c3f
1/*
2 * Copyright © 2011 Red Hat All Rights Reserved.
3 * Copyright © 2017 Advanced Micro Devices, Inc.
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining
7 * a copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
15 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
16 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
17 * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
18 * AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 *
23 * The above copyright notice and this permission notice (including the
24 * next paragraph) shall be included in all copies or substantial portions
25 * of the Software.
26 */
27
28#include "ac_surface.h"
29#include "amd_family.h"
30#include "addrlib/amdgpu_asic_addr.h"
31#include "ac_gpu_info.h"
32#include "util/macros.h"
33#include "util/u_atomic.h"
34#include "util/u_math.h"
35
36#include <errno.h>
37#include <stdio.h>
38#include <stdlib.h>
39#include <amdgpu.h>
40#include <amdgpu_drm.h>
41
42#include "addrlib/addrinterface.h"
43
44#ifndef CIASICIDGFXENGINE_SOUTHERNISLAND
45#define CIASICIDGFXENGINE_SOUTHERNISLAND 0x0000000A
46#endif
47
48#ifndef CIASICIDGFXENGINE_ARCTICISLAND
49#define CIASICIDGFXENGINE_ARCTICISLAND 0x0000000D
50#endif
51
52static unsigned get_first(unsigned x, unsigned y)
53{
54	return x;
55}
56
57static void addrlib_family_rev_id(enum radeon_family family,
58                                 unsigned *addrlib_family,
59                                 unsigned *addrlib_revid)
60{
61	switch (family) {
62	case CHIP_TAHITI:
63		*addrlib_family = FAMILY_SI;
64		*addrlib_revid = get_first(AMDGPU_TAHITI_RANGE);
65		break;
66	case CHIP_PITCAIRN:
67		*addrlib_family = FAMILY_SI;
68		*addrlib_revid = get_first(AMDGPU_PITCAIRN_RANGE);
69		break;
70	case CHIP_VERDE:
71		*addrlib_family = FAMILY_SI;
72		*addrlib_revid =  get_first(AMDGPU_CAPEVERDE_RANGE);
73		break;
74	case CHIP_OLAND:
75		*addrlib_family = FAMILY_SI;
76		*addrlib_revid = get_first(AMDGPU_OLAND_RANGE);
77		break;
78	case CHIP_HAINAN:
79		*addrlib_family = FAMILY_SI;
80		*addrlib_revid = get_first(AMDGPU_HAINAN_RANGE);
81		break;
82	case CHIP_BONAIRE:
83		*addrlib_family = FAMILY_CI;
84		*addrlib_revid = get_first(AMDGPU_BONAIRE_RANGE);
85		break;
86	case CHIP_KAVERI:
87		*addrlib_family = FAMILY_KV;
88		*addrlib_revid = get_first(AMDGPU_SPECTRE_RANGE);
89		break;
90	case CHIP_KABINI:
91		*addrlib_family = FAMILY_KV;
92		*addrlib_revid = get_first(AMDGPU_KALINDI_RANGE);
93		break;
94	case CHIP_HAWAII:
95		*addrlib_family = FAMILY_CI;
96		*addrlib_revid = get_first(AMDGPU_HAWAII_RANGE);
97		break;
98	case CHIP_MULLINS:
99		*addrlib_family = FAMILY_KV;
100		*addrlib_revid = get_first(AMDGPU_GODAVARI_RANGE);
101		break;
102	case CHIP_TONGA:
103		*addrlib_family = FAMILY_VI;
104		*addrlib_revid = get_first(AMDGPU_TONGA_RANGE);
105		break;
106	case CHIP_ICELAND:
107		*addrlib_family = FAMILY_VI;
108		*addrlib_revid = get_first(AMDGPU_ICELAND_RANGE);
109		break;
110	case CHIP_CARRIZO:
111		*addrlib_family = FAMILY_CZ;
112		*addrlib_revid = get_first(AMDGPU_CARRIZO_RANGE);
113		break;
114	case CHIP_STONEY:
115		*addrlib_family = FAMILY_CZ;
116		*addrlib_revid = get_first(AMDGPU_STONEY_RANGE);
117		break;
118	case CHIP_FIJI:
119		*addrlib_family = FAMILY_VI;
120		*addrlib_revid = get_first(AMDGPU_FIJI_RANGE);
121		break;
122	case CHIP_POLARIS10:
123		*addrlib_family = FAMILY_VI;
124		*addrlib_revid = get_first(AMDGPU_POLARIS10_RANGE);
125		break;
126	case CHIP_POLARIS11:
127		*addrlib_family = FAMILY_VI;
128		*addrlib_revid = get_first(AMDGPU_POLARIS11_RANGE);
129		break;
130	case CHIP_POLARIS12:
131		*addrlib_family = FAMILY_VI;
132		*addrlib_revid = get_first(AMDGPU_POLARIS12_RANGE);
133		break;
134	case CHIP_VEGAM:
135		*addrlib_family = FAMILY_VI;
136		*addrlib_revid = get_first(AMDGPU_VEGAM_RANGE);
137		break;
138	case CHIP_VEGA10:
139		*addrlib_family = FAMILY_AI;
140		*addrlib_revid = get_first(AMDGPU_VEGA10_RANGE);
141		break;
142	case CHIP_VEGA12:
143		*addrlib_family = FAMILY_AI;
144		*addrlib_revid = get_first(AMDGPU_VEGA12_RANGE);
145		break;
146	case CHIP_VEGA20:
147		*addrlib_family = FAMILY_AI;
148		*addrlib_revid = get_first(AMDGPU_VEGA20_RANGE);
149		break;
150	case CHIP_RAVEN:
151		*addrlib_family = FAMILY_RV;
152		*addrlib_revid = get_first(AMDGPU_RAVEN_RANGE);
153		break;
154	case CHIP_RAVEN2:
155		*addrlib_family = FAMILY_RV;
156		*addrlib_revid = get_first(AMDGPU_RAVEN2_RANGE);
157		break;
158	default:
159		fprintf(stderr, "amdgpu: Unknown family.\n");
160	}
161}
162
163static void *ADDR_API allocSysMem(const ADDR_ALLOCSYSMEM_INPUT * pInput)
164{
165	return malloc(pInput->sizeInBytes);
166}
167
168static ADDR_E_RETURNCODE ADDR_API freeSysMem(const ADDR_FREESYSMEM_INPUT * pInput)
169{
170	free(pInput->pVirtAddr);
171	return ADDR_OK;
172}
173
174ADDR_HANDLE amdgpu_addr_create(const struct radeon_info *info,
175			       const struct amdgpu_gpu_info *amdinfo,
176			       uint64_t *max_alignment)
177{
178	ADDR_CREATE_INPUT addrCreateInput = {0};
179	ADDR_CREATE_OUTPUT addrCreateOutput = {0};
180	ADDR_REGISTER_VALUE regValue = {0};
181	ADDR_CREATE_FLAGS createFlags = {{0}};
182	ADDR_GET_MAX_ALINGMENTS_OUTPUT addrGetMaxAlignmentsOutput = {0};
183	ADDR_E_RETURNCODE addrRet;
184
185	addrCreateInput.size = sizeof(ADDR_CREATE_INPUT);
186	addrCreateOutput.size = sizeof(ADDR_CREATE_OUTPUT);
187
188	regValue.gbAddrConfig = amdinfo->gb_addr_cfg;
189	createFlags.value = 0;
190
191       addrlib_family_rev_id(info->family, &addrCreateInput.chipFamily, &addrCreateInput.chipRevision);
192	if (addrCreateInput.chipFamily == FAMILY_UNKNOWN)
193		return NULL;
194
195	if (addrCreateInput.chipFamily >= FAMILY_AI) {
196		addrCreateInput.chipEngine = CIASICIDGFXENGINE_ARCTICISLAND;
197		regValue.blockVarSizeLog2 = 0;
198	} else {
199		regValue.noOfBanks = amdinfo->mc_arb_ramcfg & 0x3;
200		regValue.noOfRanks = (amdinfo->mc_arb_ramcfg & 0x4) >> 2;
201
202		regValue.backendDisables = amdinfo->enabled_rb_pipes_mask;
203		regValue.pTileConfig = amdinfo->gb_tile_mode;
204		regValue.noOfEntries = ARRAY_SIZE(amdinfo->gb_tile_mode);
205		if (addrCreateInput.chipFamily == FAMILY_SI) {
206			regValue.pMacroTileConfig = NULL;
207			regValue.noOfMacroEntries = 0;
208		} else {
209			regValue.pMacroTileConfig = amdinfo->gb_macro_tile_mode;
210			regValue.noOfMacroEntries = ARRAY_SIZE(amdinfo->gb_macro_tile_mode);
211		}
212
213		createFlags.useTileIndex = 1;
214		createFlags.useHtileSliceAlign = 1;
215
216		addrCreateInput.chipEngine = CIASICIDGFXENGINE_SOUTHERNISLAND;
217	}
218
219	addrCreateInput.callbacks.allocSysMem = allocSysMem;
220	addrCreateInput.callbacks.freeSysMem = freeSysMem;
221	addrCreateInput.callbacks.debugPrint = 0;
222	addrCreateInput.createFlags = createFlags;
223	addrCreateInput.regValue = regValue;
224
225	addrRet = AddrCreate(&addrCreateInput, &addrCreateOutput);
226	if (addrRet != ADDR_OK)
227		return NULL;
228
229	if (max_alignment) {
230		addrRet = AddrGetMaxAlignments(addrCreateOutput.hLib, &addrGetMaxAlignmentsOutput);
231		if (addrRet == ADDR_OK){
232			*max_alignment = addrGetMaxAlignmentsOutput.baseAlign;
233		}
234	}
235	return addrCreateOutput.hLib;
236}
237
238static int surf_config_sanity(const struct ac_surf_config *config,
239			      unsigned flags)
240{
241	/* FMASK is allocated together with the color surface and can't be
242	 * allocated separately.
243	 */
244	assert(!(flags & RADEON_SURF_FMASK));
245	if (flags & RADEON_SURF_FMASK)
246		return -EINVAL;
247
248	/* all dimension must be at least 1 ! */
249	if (!config->info.width || !config->info.height || !config->info.depth ||
250	    !config->info.array_size || !config->info.levels)
251		return -EINVAL;
252
253	switch (config->info.samples) {
254	case 0:
255	case 1:
256	case 2:
257	case 4:
258	case 8:
259		break;
260	case 16:
261		if (flags & RADEON_SURF_Z_OR_SBUFFER)
262			return -EINVAL;
263		break;
264	default:
265		return -EINVAL;
266	}
267
268	if (!(flags & RADEON_SURF_Z_OR_SBUFFER)) {
269		switch (config->info.storage_samples) {
270		case 0:
271		case 1:
272		case 2:
273		case 4:
274		case 8:
275			break;
276		default:
277			return -EINVAL;
278		}
279	}
280
281	if (config->is_3d && config->info.array_size > 1)
282		return -EINVAL;
283	if (config->is_cube && config->info.depth > 1)
284		return -EINVAL;
285
286	return 0;
287}
288
289static int gfx6_compute_level(ADDR_HANDLE addrlib,
290			      const struct ac_surf_config *config,
291			      struct radeon_surf *surf, bool is_stencil,
292			      unsigned level, bool compressed,
293			      ADDR_COMPUTE_SURFACE_INFO_INPUT *AddrSurfInfoIn,
294			      ADDR_COMPUTE_SURFACE_INFO_OUTPUT *AddrSurfInfoOut,
295			      ADDR_COMPUTE_DCCINFO_INPUT *AddrDccIn,
296			      ADDR_COMPUTE_DCCINFO_OUTPUT *AddrDccOut,
297			      ADDR_COMPUTE_HTILE_INFO_INPUT *AddrHtileIn,
298			      ADDR_COMPUTE_HTILE_INFO_OUTPUT *AddrHtileOut)
299{
300	struct legacy_surf_level *surf_level;
301	ADDR_E_RETURNCODE ret;
302
303	AddrSurfInfoIn->mipLevel = level;
304	AddrSurfInfoIn->width = u_minify(config->info.width, level);
305	AddrSurfInfoIn->height = u_minify(config->info.height, level);
306
307	/* Make GFX6 linear surfaces compatible with GFX9 for hybrid graphics,
308	 * because GFX9 needs linear alignment of 256 bytes.
309	 */
310	if (config->info.levels == 1 &&
311	    AddrSurfInfoIn->tileMode == ADDR_TM_LINEAR_ALIGNED &&
312	    AddrSurfInfoIn->bpp &&
313	    util_is_power_of_two_or_zero(AddrSurfInfoIn->bpp)) {
314		unsigned alignment = 256 / (AddrSurfInfoIn->bpp / 8);
315
316		AddrSurfInfoIn->width = align(AddrSurfInfoIn->width, alignment);
317	}
318
319	if (config->is_3d)
320		AddrSurfInfoIn->numSlices = u_minify(config->info.depth, level);
321	else if (config->is_cube)
322		AddrSurfInfoIn->numSlices = 6;
323	else
324		AddrSurfInfoIn->numSlices = config->info.array_size;
325
326	if (level > 0) {
327		/* Set the base level pitch. This is needed for calculation
328		 * of non-zero levels. */
329		if (is_stencil)
330			AddrSurfInfoIn->basePitch = surf->u.legacy.stencil_level[0].nblk_x;
331		else
332			AddrSurfInfoIn->basePitch = surf->u.legacy.level[0].nblk_x;
333
334		/* Convert blocks to pixels for compressed formats. */
335		if (compressed)
336			AddrSurfInfoIn->basePitch *= surf->blk_w;
337	}
338
339	ret = AddrComputeSurfaceInfo(addrlib,
340				     AddrSurfInfoIn,
341				     AddrSurfInfoOut);
342	if (ret != ADDR_OK) {
343		return ret;
344	}
345
346	surf_level = is_stencil ? &surf->u.legacy.stencil_level[level] : &surf->u.legacy.level[level];
347	surf_level->offset = align64(surf->surf_size, AddrSurfInfoOut->baseAlign);
348	surf_level->slice_size_dw = AddrSurfInfoOut->sliceSize / 4;
349	surf_level->nblk_x = AddrSurfInfoOut->pitch;
350	surf_level->nblk_y = AddrSurfInfoOut->height;
351
352	switch (AddrSurfInfoOut->tileMode) {
353	case ADDR_TM_LINEAR_ALIGNED:
354		surf_level->mode = RADEON_SURF_MODE_LINEAR_ALIGNED;
355		break;
356	case ADDR_TM_1D_TILED_THIN1:
357		surf_level->mode = RADEON_SURF_MODE_1D;
358		break;
359	case ADDR_TM_2D_TILED_THIN1:
360		surf_level->mode = RADEON_SURF_MODE_2D;
361		break;
362	default:
363		assert(0);
364	}
365
366	if (is_stencil)
367		surf->u.legacy.stencil_tiling_index[level] = AddrSurfInfoOut->tileIndex;
368	else
369		surf->u.legacy.tiling_index[level] = AddrSurfInfoOut->tileIndex;
370
371	surf->surf_size = surf_level->offset + AddrSurfInfoOut->surfSize;
372
373	/* Clear DCC fields at the beginning. */
374	surf_level->dcc_offset = 0;
375
376	/* The previous level's flag tells us if we can use DCC for this level. */
377	if (AddrSurfInfoIn->flags.dccCompatible &&
378	    (level == 0 || AddrDccOut->subLvlCompressible)) {
379		bool prev_level_clearable = level == 0 ||
380					    AddrDccOut->dccRamSizeAligned;
381
382		AddrDccIn->colorSurfSize = AddrSurfInfoOut->surfSize;
383		AddrDccIn->tileMode = AddrSurfInfoOut->tileMode;
384		AddrDccIn->tileInfo = *AddrSurfInfoOut->pTileInfo;
385		AddrDccIn->tileIndex = AddrSurfInfoOut->tileIndex;
386		AddrDccIn->macroModeIndex = AddrSurfInfoOut->macroModeIndex;
387
388		ret = AddrComputeDccInfo(addrlib,
389					 AddrDccIn,
390					 AddrDccOut);
391
392		if (ret == ADDR_OK) {
393			surf_level->dcc_offset = surf->dcc_size;
394			surf->num_dcc_levels = level + 1;
395			surf->dcc_size = surf_level->dcc_offset + AddrDccOut->dccRamSize;
396			surf->dcc_alignment = MAX2(surf->dcc_alignment, AddrDccOut->dccRamBaseAlign);
397
398			/* If the DCC size of a subresource (1 mip level or 1 slice)
399			 * is not aligned, the DCC memory layout is not contiguous for
400			 * that subresource, which means we can't use fast clear.
401			 *
402			 * We only do fast clears for whole mipmap levels. If we did
403			 * per-slice fast clears, the same restriction would apply.
404			 * (i.e. only compute the slice size and see if it's aligned)
405			 *
406			 * The last level can be non-contiguous and still be clearable
407			 * if it's interleaved with the next level that doesn't exist.
408			 */
409			if (AddrDccOut->dccRamSizeAligned ||
410			    (prev_level_clearable && level == config->info.levels - 1))
411				surf_level->dcc_fast_clear_size = AddrDccOut->dccFastClearSize;
412			else
413				surf_level->dcc_fast_clear_size = 0;
414		}
415	}
416
417	/* TC-compatible HTILE. */
418	if (!is_stencil &&
419	    AddrSurfInfoIn->flags.depth &&
420	    surf_level->mode == RADEON_SURF_MODE_2D &&
421	    level == 0) {
422		AddrHtileIn->flags.tcCompatible = AddrSurfInfoIn->flags.tcCompatible;
423		AddrHtileIn->pitch = AddrSurfInfoOut->pitch;
424		AddrHtileIn->height = AddrSurfInfoOut->height;
425		AddrHtileIn->numSlices = AddrSurfInfoOut->depth;
426		AddrHtileIn->blockWidth = ADDR_HTILE_BLOCKSIZE_8;
427		AddrHtileIn->blockHeight = ADDR_HTILE_BLOCKSIZE_8;
428		AddrHtileIn->pTileInfo = AddrSurfInfoOut->pTileInfo;
429		AddrHtileIn->tileIndex = AddrSurfInfoOut->tileIndex;
430		AddrHtileIn->macroModeIndex = AddrSurfInfoOut->macroModeIndex;
431
432		ret = AddrComputeHtileInfo(addrlib,
433					   AddrHtileIn,
434					   AddrHtileOut);
435
436		if (ret == ADDR_OK) {
437			surf->htile_size = AddrHtileOut->htileBytes;
438			surf->htile_slice_size = AddrHtileOut->sliceSize;
439			surf->htile_alignment = AddrHtileOut->baseAlign;
440		}
441	}
442
443	return 0;
444}
445
446#define   G_009910_MICRO_TILE_MODE(x)          (((x) >> 0) & 0x03)
447#define     V_009910_ADDR_SURF_THICK_MICRO_TILING                   0x03
448#define   G_009910_MICRO_TILE_MODE_NEW(x)      (((x) >> 22) & 0x07)
449
450static void gfx6_set_micro_tile_mode(struct radeon_surf *surf,
451				     const struct radeon_info *info)
452{
453	uint32_t tile_mode = info->si_tile_mode_array[surf->u.legacy.tiling_index[0]];
454
455	if (info->chip_class >= CIK)
456		surf->micro_tile_mode = G_009910_MICRO_TILE_MODE_NEW(tile_mode);
457	else
458		surf->micro_tile_mode = G_009910_MICRO_TILE_MODE(tile_mode);
459}
460
461static unsigned cik_get_macro_tile_index(struct radeon_surf *surf)
462{
463	unsigned index, tileb;
464
465	tileb = 8 * 8 * surf->bpe;
466	tileb = MIN2(surf->u.legacy.tile_split, tileb);
467
468	for (index = 0; tileb > 64; index++)
469		tileb >>= 1;
470
471	assert(index < 16);
472	return index;
473}
474
475static bool get_display_flag(const struct ac_surf_config *config,
476			     const struct radeon_surf *surf)
477{
478	unsigned num_channels = config->info.num_channels;
479	unsigned bpe = surf->bpe;
480
481	if (surf->flags & RADEON_SURF_SCANOUT &&
482	    config->info.samples <= 1 &&
483	    surf->blk_w <= 2 && surf->blk_h == 1) {
484		/* subsampled */
485		if (surf->blk_w == 2 && surf->blk_h == 1)
486			return true;
487
488		if  (/* RGBA8 or RGBA16F */
489		     (bpe >= 4 && bpe <= 8 && num_channels == 4) ||
490		     /* R5G6B5 or R5G5B5A1 */
491		     (bpe == 2 && num_channels >= 3) ||
492		     /* C8 palette */
493		     (bpe == 1 && num_channels == 1))
494			return true;
495	}
496	return false;
497}
498
499/**
500 * This must be called after the first level is computed.
501 *
502 * Copy surface-global settings like pipe/bank config from level 0 surface
503 * computation, and compute tile swizzle.
504 */
505static int gfx6_surface_settings(ADDR_HANDLE addrlib,
506				 const struct radeon_info *info,
507				 const struct ac_surf_config *config,
508				 ADDR_COMPUTE_SURFACE_INFO_OUTPUT* csio,
509				 struct radeon_surf *surf)
510{
511	surf->surf_alignment = csio->baseAlign;
512	surf->u.legacy.pipe_config = csio->pTileInfo->pipeConfig - 1;
513	gfx6_set_micro_tile_mode(surf, info);
514
515	/* For 2D modes only. */
516	if (csio->tileMode >= ADDR_TM_2D_TILED_THIN1) {
517		surf->u.legacy.bankw = csio->pTileInfo->bankWidth;
518		surf->u.legacy.bankh = csio->pTileInfo->bankHeight;
519		surf->u.legacy.mtilea = csio->pTileInfo->macroAspectRatio;
520		surf->u.legacy.tile_split = csio->pTileInfo->tileSplitBytes;
521		surf->u.legacy.num_banks = csio->pTileInfo->banks;
522		surf->u.legacy.macro_tile_index = csio->macroModeIndex;
523	} else {
524		surf->u.legacy.macro_tile_index = 0;
525	}
526
527	/* Compute tile swizzle. */
528	/* TODO: fix tile swizzle with mipmapping for SI */
529	if ((info->chip_class >= CIK || config->info.levels == 1) &&
530	    config->info.surf_index &&
531	    surf->u.legacy.level[0].mode == RADEON_SURF_MODE_2D &&
532	    !(surf->flags & (RADEON_SURF_Z_OR_SBUFFER | RADEON_SURF_SHAREABLE)) &&
533	    !get_display_flag(config, surf)) {
534		ADDR_COMPUTE_BASE_SWIZZLE_INPUT AddrBaseSwizzleIn = {0};
535		ADDR_COMPUTE_BASE_SWIZZLE_OUTPUT AddrBaseSwizzleOut = {0};
536
537		AddrBaseSwizzleIn.size = sizeof(ADDR_COMPUTE_BASE_SWIZZLE_INPUT);
538		AddrBaseSwizzleOut.size = sizeof(ADDR_COMPUTE_BASE_SWIZZLE_OUTPUT);
539
540		AddrBaseSwizzleIn.surfIndex = p_atomic_inc_return(config->info.surf_index) - 1;
541		AddrBaseSwizzleIn.tileIndex = csio->tileIndex;
542		AddrBaseSwizzleIn.macroModeIndex = csio->macroModeIndex;
543		AddrBaseSwizzleIn.pTileInfo = csio->pTileInfo;
544		AddrBaseSwizzleIn.tileMode = csio->tileMode;
545
546		int r = AddrComputeBaseSwizzle(addrlib, &AddrBaseSwizzleIn,
547					       &AddrBaseSwizzleOut);
548		if (r != ADDR_OK)
549			return r;
550
551		assert(AddrBaseSwizzleOut.tileSwizzle <=
552		       u_bit_consecutive(0, sizeof(surf->tile_swizzle) * 8));
553		surf->tile_swizzle = AddrBaseSwizzleOut.tileSwizzle;
554	}
555	return 0;
556}
557
558void ac_compute_cmask(const struct radeon_info *info,
559		      const struct ac_surf_config *config,
560		      struct radeon_surf *surf)
561{
562	unsigned pipe_interleave_bytes = info->pipe_interleave_bytes;
563	unsigned num_pipes = info->num_tile_pipes;
564	unsigned cl_width, cl_height;
565
566	if (surf->flags & RADEON_SURF_Z_OR_SBUFFER)
567		return;
568
569	assert(info->chip_class <= VI);
570
571	switch (num_pipes) {
572	case 2:
573		cl_width = 32;
574		cl_height = 16;
575		break;
576	case 4:
577		cl_width = 32;
578		cl_height = 32;
579		break;
580	case 8:
581		cl_width = 64;
582		cl_height = 32;
583		break;
584	case 16: /* Hawaii */
585		cl_width = 64;
586		cl_height = 64;
587		break;
588	default:
589		assert(0);
590		return;
591	}
592
593	unsigned base_align = num_pipes * pipe_interleave_bytes;
594
595	unsigned width = align(surf->u.legacy.level[0].nblk_x, cl_width*8);
596	unsigned height = align(surf->u.legacy.level[0].nblk_y, cl_height*8);
597	unsigned slice_elements = (width * height) / (8*8);
598
599	/* Each element of CMASK is a nibble. */
600	unsigned slice_bytes = slice_elements / 2;
601
602	surf->u.legacy.cmask_slice_tile_max = (width * height) / (128*128);
603	if (surf->u.legacy.cmask_slice_tile_max)
604		surf->u.legacy.cmask_slice_tile_max -= 1;
605
606	unsigned num_layers;
607	if (config->is_3d)
608		num_layers = config->info.depth;
609	else if (config->is_cube)
610		num_layers = 6;
611	else
612		num_layers = config->info.array_size;
613
614	surf->cmask_alignment = MAX2(256, base_align);
615	surf->cmask_size = align(slice_bytes, base_align) * num_layers;
616}
617
618/**
619 * Fill in the tiling information in \p surf based on the given surface config.
620 *
621 * The following fields of \p surf must be initialized by the caller:
622 * blk_w, blk_h, bpe, flags.
623 */
624static int gfx6_compute_surface(ADDR_HANDLE addrlib,
625				const struct radeon_info *info,
626				const struct ac_surf_config *config,
627				enum radeon_surf_mode mode,
628				struct radeon_surf *surf)
629{
630	unsigned level;
631	bool compressed;
632	ADDR_COMPUTE_SURFACE_INFO_INPUT AddrSurfInfoIn = {0};
633	ADDR_COMPUTE_SURFACE_INFO_OUTPUT AddrSurfInfoOut = {0};
634	ADDR_COMPUTE_DCCINFO_INPUT AddrDccIn = {0};
635	ADDR_COMPUTE_DCCINFO_OUTPUT AddrDccOut = {0};
636	ADDR_COMPUTE_HTILE_INFO_INPUT AddrHtileIn = {0};
637	ADDR_COMPUTE_HTILE_INFO_OUTPUT AddrHtileOut = {0};
638	ADDR_TILEINFO AddrTileInfoIn = {0};
639	ADDR_TILEINFO AddrTileInfoOut = {0};
640	int r;
641
642	AddrSurfInfoIn.size = sizeof(ADDR_COMPUTE_SURFACE_INFO_INPUT);
643	AddrSurfInfoOut.size = sizeof(ADDR_COMPUTE_SURFACE_INFO_OUTPUT);
644	AddrDccIn.size = sizeof(ADDR_COMPUTE_DCCINFO_INPUT);
645	AddrDccOut.size = sizeof(ADDR_COMPUTE_DCCINFO_OUTPUT);
646	AddrHtileIn.size = sizeof(ADDR_COMPUTE_HTILE_INFO_INPUT);
647	AddrHtileOut.size = sizeof(ADDR_COMPUTE_HTILE_INFO_OUTPUT);
648	AddrSurfInfoOut.pTileInfo = &AddrTileInfoOut;
649
650	compressed = surf->blk_w == 4 && surf->blk_h == 4;
651
652	/* MSAA requires 2D tiling. */
653	if (config->info.samples > 1)
654		mode = RADEON_SURF_MODE_2D;
655
656	/* DB doesn't support linear layouts. */
657	if (surf->flags & (RADEON_SURF_Z_OR_SBUFFER) &&
658	    mode < RADEON_SURF_MODE_1D)
659		mode = RADEON_SURF_MODE_1D;
660
661	/* Set the requested tiling mode. */
662	switch (mode) {
663	case RADEON_SURF_MODE_LINEAR_ALIGNED:
664		AddrSurfInfoIn.tileMode = ADDR_TM_LINEAR_ALIGNED;
665		break;
666	case RADEON_SURF_MODE_1D:
667		AddrSurfInfoIn.tileMode = ADDR_TM_1D_TILED_THIN1;
668		break;
669	case RADEON_SURF_MODE_2D:
670		AddrSurfInfoIn.tileMode = ADDR_TM_2D_TILED_THIN1;
671		break;
672	default:
673		assert(0);
674	}
675
676	/* The format must be set correctly for the allocation of compressed
677	 * textures to work. In other cases, setting the bpp is sufficient.
678	 */
679	if (compressed) {
680		switch (surf->bpe) {
681		case 8:
682			AddrSurfInfoIn.format = ADDR_FMT_BC1;
683			break;
684		case 16:
685			AddrSurfInfoIn.format = ADDR_FMT_BC3;
686			break;
687		default:
688			assert(0);
689		}
690	}
691	else {
692		AddrDccIn.bpp = AddrSurfInfoIn.bpp = surf->bpe * 8;
693	}
694
695	AddrDccIn.numSamples = AddrSurfInfoIn.numSamples =
696		MAX2(1, config->info.samples);
697	AddrSurfInfoIn.tileIndex = -1;
698
699	if (!(surf->flags & RADEON_SURF_Z_OR_SBUFFER)) {
700		AddrDccIn.numSamples = AddrSurfInfoIn.numFrags =
701			MAX2(1, config->info.storage_samples);
702	}
703
704	/* Set the micro tile type. */
705	if (surf->flags & RADEON_SURF_SCANOUT)
706		AddrSurfInfoIn.tileType = ADDR_DISPLAYABLE;
707	else if (surf->flags & RADEON_SURF_Z_OR_SBUFFER)
708		AddrSurfInfoIn.tileType = ADDR_DEPTH_SAMPLE_ORDER;
709	else
710		AddrSurfInfoIn.tileType = ADDR_NON_DISPLAYABLE;
711
712	AddrSurfInfoIn.flags.color = !(surf->flags & RADEON_SURF_Z_OR_SBUFFER);
713	AddrSurfInfoIn.flags.depth = (surf->flags & RADEON_SURF_ZBUFFER) != 0;
714	AddrSurfInfoIn.flags.cube = config->is_cube;
715	AddrSurfInfoIn.flags.display = get_display_flag(config, surf);
716	AddrSurfInfoIn.flags.pow2Pad = config->info.levels > 1;
717	AddrSurfInfoIn.flags.tcCompatible = (surf->flags & RADEON_SURF_TC_COMPATIBLE_HTILE) != 0;
718
719	/* Only degrade the tile mode for space if TC-compatible HTILE hasn't been
720	 * requested, because TC-compatible HTILE requires 2D tiling.
721	 */
722	AddrSurfInfoIn.flags.opt4Space = !AddrSurfInfoIn.flags.tcCompatible &&
723					 !AddrSurfInfoIn.flags.fmask &&
724					 config->info.samples <= 1 &&
725					 (surf->flags & RADEON_SURF_OPTIMIZE_FOR_SPACE);
726
727	/* DCC notes:
728	 * - If we add MSAA support, keep in mind that CB can't decompress 8bpp
729	 *   with samples >= 4.
730	 * - Mipmapped array textures have low performance (discovered by a closed
731	 *   driver team).
732	 */
733	AddrSurfInfoIn.flags.dccCompatible =
734		info->chip_class >= VI &&
735		!(surf->flags & RADEON_SURF_Z_OR_SBUFFER) &&
736		!(surf->flags & RADEON_SURF_DISABLE_DCC) &&
737		!compressed &&
738		((config->info.array_size == 1 && config->info.depth == 1) ||
739		 config->info.levels == 1);
740
741	AddrSurfInfoIn.flags.noStencil = (surf->flags & RADEON_SURF_SBUFFER) == 0;
742	AddrSurfInfoIn.flags.compressZ = !!(surf->flags & RADEON_SURF_Z_OR_SBUFFER);
743
744	/* On CI/VI, the DB uses the same pitch and tile mode (except tilesplit)
745	 * for Z and stencil. This can cause a number of problems which we work
746	 * around here:
747	 *
748	 * - a depth part that is incompatible with mipmapped texturing
749	 * - at least on Stoney, entirely incompatible Z/S aspects (e.g.
750	 *   incorrect tiling applied to the stencil part, stencil buffer
751	 *   memory accesses that go out of bounds) even without mipmapping
752	 *
753	 * Some piglit tests that are prone to different types of related
754	 * failures:
755	 *  ./bin/ext_framebuffer_multisample-upsample 2 stencil
756	 *  ./bin/framebuffer-blit-levels {draw,read} stencil
757	 *  ./bin/ext_framebuffer_multisample-unaligned-blit N {depth,stencil} {msaa,upsample,downsample}
758	 *  ./bin/fbo-depth-array fs-writes-{depth,stencil} / {depth,stencil}-{clear,layered-clear,draw}
759	 *  ./bin/depthstencil-render-miplevels 1024 d=s=z24_s8
760	 */
761	int stencil_tile_idx = -1;
762
763	if (AddrSurfInfoIn.flags.depth && !AddrSurfInfoIn.flags.noStencil &&
764	    (config->info.levels > 1 || info->family == CHIP_STONEY)) {
765		/* Compute stencilTileIdx that is compatible with the (depth)
766		 * tileIdx. This degrades the depth surface if necessary to
767		 * ensure that a matching stencilTileIdx exists. */
768		AddrSurfInfoIn.flags.matchStencilTileCfg = 1;
769
770		/* Keep the depth mip-tail compatible with texturing. */
771		AddrSurfInfoIn.flags.noStencil = 1;
772	}
773
774	/* Set preferred macrotile parameters. This is usually required
775	 * for shared resources. This is for 2D tiling only. */
776	if (AddrSurfInfoIn.tileMode >= ADDR_TM_2D_TILED_THIN1 &&
777	    surf->u.legacy.bankw && surf->u.legacy.bankh &&
778	    surf->u.legacy.mtilea && surf->u.legacy.tile_split) {
779		/* If any of these parameters are incorrect, the calculation
780		 * will fail. */
781		AddrTileInfoIn.banks = surf->u.legacy.num_banks;
782		AddrTileInfoIn.bankWidth = surf->u.legacy.bankw;
783		AddrTileInfoIn.bankHeight = surf->u.legacy.bankh;
784		AddrTileInfoIn.macroAspectRatio = surf->u.legacy.mtilea;
785		AddrTileInfoIn.tileSplitBytes = surf->u.legacy.tile_split;
786		AddrTileInfoIn.pipeConfig = surf->u.legacy.pipe_config + 1; /* +1 compared to GB_TILE_MODE */
787		AddrSurfInfoIn.flags.opt4Space = 0;
788		AddrSurfInfoIn.pTileInfo = &AddrTileInfoIn;
789
790		/* If AddrSurfInfoIn.pTileInfo is set, Addrlib doesn't set
791		 * the tile index, because we are expected to know it if
792		 * we know the other parameters.
793		 *
794		 * This is something that can easily be fixed in Addrlib.
795		 * For now, just figure it out here.
796		 * Note that only 2D_TILE_THIN1 is handled here.
797		 */
798		assert(!(surf->flags & RADEON_SURF_Z_OR_SBUFFER));
799		assert(AddrSurfInfoIn.tileMode == ADDR_TM_2D_TILED_THIN1);
800
801		if (info->chip_class == SI) {
802			if (AddrSurfInfoIn.tileType == ADDR_DISPLAYABLE) {
803				if (surf->bpe == 2)
804					AddrSurfInfoIn.tileIndex = 11; /* 16bpp */
805				else
806					AddrSurfInfoIn.tileIndex = 12; /* 32bpp */
807			} else {
808				if (surf->bpe == 1)
809					AddrSurfInfoIn.tileIndex = 14; /* 8bpp */
810				else if (surf->bpe == 2)
811					AddrSurfInfoIn.tileIndex = 15; /* 16bpp */
812				else if (surf->bpe == 4)
813					AddrSurfInfoIn.tileIndex = 16; /* 32bpp */
814				else
815					AddrSurfInfoIn.tileIndex = 17; /* 64bpp (and 128bpp) */
816			}
817		} else {
818			/* CIK - VI */
819			if (AddrSurfInfoIn.tileType == ADDR_DISPLAYABLE)
820				AddrSurfInfoIn.tileIndex = 10; /* 2D displayable */
821			else
822				AddrSurfInfoIn.tileIndex = 14; /* 2D non-displayable */
823
824			/* Addrlib doesn't set this if tileIndex is forced like above. */
825			AddrSurfInfoOut.macroModeIndex = cik_get_macro_tile_index(surf);
826		}
827	}
828
829	surf->has_stencil = !!(surf->flags & RADEON_SURF_SBUFFER);
830	surf->num_dcc_levels = 0;
831	surf->surf_size = 0;
832	surf->dcc_size = 0;
833	surf->dcc_alignment = 1;
834	surf->htile_size = 0;
835	surf->htile_slice_size = 0;
836	surf->htile_alignment = 1;
837
838	const bool only_stencil = (surf->flags & RADEON_SURF_SBUFFER) &&
839				  !(surf->flags & RADEON_SURF_ZBUFFER);
840
841	/* Calculate texture layout information. */
842	if (!only_stencil) {
843		for (level = 0; level < config->info.levels; level++) {
844			r = gfx6_compute_level(addrlib, config, surf, false, level, compressed,
845					       &AddrSurfInfoIn, &AddrSurfInfoOut,
846					       &AddrDccIn, &AddrDccOut, &AddrHtileIn, &AddrHtileOut);
847			if (r)
848				return r;
849
850			if (level > 0)
851				continue;
852
853			/* Check that we actually got a TC-compatible HTILE if
854			 * we requested it (only for level 0, since we're not
855			 * supporting HTILE on higher mip levels anyway). */
856			assert(AddrSurfInfoOut.tcCompatible ||
857			       !AddrSurfInfoIn.flags.tcCompatible ||
858			       AddrSurfInfoIn.flags.matchStencilTileCfg);
859
860			if (AddrSurfInfoIn.flags.matchStencilTileCfg) {
861				if (!AddrSurfInfoOut.tcCompatible) {
862					AddrSurfInfoIn.flags.tcCompatible = 0;
863					surf->flags &= ~RADEON_SURF_TC_COMPATIBLE_HTILE;
864				}
865
866				AddrSurfInfoIn.flags.matchStencilTileCfg = 0;
867				AddrSurfInfoIn.tileIndex = AddrSurfInfoOut.tileIndex;
868				stencil_tile_idx = AddrSurfInfoOut.stencilTileIdx;
869
870				assert(stencil_tile_idx >= 0);
871			}
872
873			r = gfx6_surface_settings(addrlib, info, config,
874						  &AddrSurfInfoOut, surf);
875			if (r)
876				return r;
877		}
878	}
879
880	/* Calculate texture layout information for stencil. */
881	if (surf->flags & RADEON_SURF_SBUFFER) {
882		AddrSurfInfoIn.tileIndex = stencil_tile_idx;
883		AddrSurfInfoIn.bpp = 8;
884		AddrSurfInfoIn.flags.depth = 0;
885		AddrSurfInfoIn.flags.stencil = 1;
886		AddrSurfInfoIn.flags.tcCompatible = 0;
887		/* This will be ignored if AddrSurfInfoIn.pTileInfo is NULL. */
888		AddrTileInfoIn.tileSplitBytes = surf->u.legacy.stencil_tile_split;
889
890		for (level = 0; level < config->info.levels; level++) {
891			r = gfx6_compute_level(addrlib, config, surf, true, level, compressed,
892					       &AddrSurfInfoIn, &AddrSurfInfoOut,
893					       &AddrDccIn, &AddrDccOut,
894					       NULL, NULL);
895			if (r)
896				return r;
897
898			/* DB uses the depth pitch for both stencil and depth. */
899			if (!only_stencil) {
900				if (surf->u.legacy.stencil_level[level].nblk_x !=
901				    surf->u.legacy.level[level].nblk_x)
902					surf->u.legacy.stencil_adjusted = true;
903			} else {
904				surf->u.legacy.level[level].nblk_x =
905					surf->u.legacy.stencil_level[level].nblk_x;
906			}
907
908			if (level == 0) {
909				if (only_stencil) {
910					r = gfx6_surface_settings(addrlib, info, config,
911								  &AddrSurfInfoOut, surf);
912					if (r)
913						return r;
914				}
915
916				/* For 2D modes only. */
917				if (AddrSurfInfoOut.tileMode >= ADDR_TM_2D_TILED_THIN1) {
918					surf->u.legacy.stencil_tile_split =
919						AddrSurfInfoOut.pTileInfo->tileSplitBytes;
920				}
921			}
922		}
923	}
924
925	/* Compute FMASK. */
926	if (config->info.samples >= 2 && AddrSurfInfoIn.flags.color) {
927		ADDR_COMPUTE_FMASK_INFO_INPUT fin = {0};
928		ADDR_COMPUTE_FMASK_INFO_OUTPUT fout = {0};
929		ADDR_TILEINFO fmask_tile_info = {};
930
931		fin.size = sizeof(fin);
932		fout.size = sizeof(fout);
933
934		fin.tileMode = AddrSurfInfoOut.tileMode;
935		fin.pitch = AddrSurfInfoOut.pitch;
936		fin.height = config->info.height;
937		fin.numSlices = AddrSurfInfoIn.numSlices;
938		fin.numSamples = AddrSurfInfoIn.numSamples;
939		fin.numFrags = AddrSurfInfoIn.numFrags;
940		fin.tileIndex = -1;
941		fout.pTileInfo = &fmask_tile_info;
942
943		r = AddrComputeFmaskInfo(addrlib, &fin, &fout);
944		if (r)
945			return r;
946
947		surf->fmask_size = fout.fmaskBytes;
948		surf->fmask_alignment = fout.baseAlign;
949		surf->fmask_tile_swizzle = 0;
950
951		surf->u.legacy.fmask.slice_tile_max =
952			(fout.pitch * fout.height) / 64;
953		if (surf->u.legacy.fmask.slice_tile_max)
954		    surf->u.legacy.fmask.slice_tile_max -= 1;
955
956		surf->u.legacy.fmask.tiling_index = fout.tileIndex;
957		surf->u.legacy.fmask.bankh = fout.pTileInfo->bankHeight;
958		surf->u.legacy.fmask.pitch_in_pixels = fout.pitch;
959
960		/* Compute tile swizzle for FMASK. */
961		if (config->info.fmask_surf_index &&
962		    !(surf->flags & RADEON_SURF_SHAREABLE)) {
963			ADDR_COMPUTE_BASE_SWIZZLE_INPUT xin = {0};
964			ADDR_COMPUTE_BASE_SWIZZLE_OUTPUT xout = {0};
965
966			xin.size = sizeof(ADDR_COMPUTE_BASE_SWIZZLE_INPUT);
967			xout.size = sizeof(ADDR_COMPUTE_BASE_SWIZZLE_OUTPUT);
968
969			/* This counter starts from 1 instead of 0. */
970			xin.surfIndex = p_atomic_inc_return(config->info.fmask_surf_index);
971			xin.tileIndex = fout.tileIndex;
972			xin.macroModeIndex = fout.macroModeIndex;
973			xin.pTileInfo = fout.pTileInfo;
974			xin.tileMode = fin.tileMode;
975
976			int r = AddrComputeBaseSwizzle(addrlib, &xin, &xout);
977			if (r != ADDR_OK)
978				return r;
979
980			assert(xout.tileSwizzle <=
981			       u_bit_consecutive(0, sizeof(surf->tile_swizzle) * 8));
982			surf->fmask_tile_swizzle = xout.tileSwizzle;
983		}
984	}
985
986	/* Recalculate the whole DCC miptree size including disabled levels.
987	 * This is what addrlib does, but calling addrlib would be a lot more
988	 * complicated.
989	 */
990	if (surf->dcc_size && config->info.levels > 1) {
991		/* The smallest miplevels that are never compressed by DCC
992		 * still read the DCC buffer via TC if the base level uses DCC,
993		 * and for some reason the DCC buffer needs to be larger if
994		 * the miptree uses non-zero tile_swizzle. Otherwise there are
995		 * VM faults.
996		 *
997		 * "dcc_alignment * 4" was determined by trial and error.
998		 */
999		surf->dcc_size = align64(surf->surf_size >> 8,
1000					 surf->dcc_alignment * 4);
1001	}
1002
1003	/* Make sure HTILE covers the whole miptree, because the shader reads
1004	 * TC-compatible HTILE even for levels where it's disabled by DB.
1005	 */
1006	if (surf->htile_size && config->info.levels > 1 &&
1007	    surf->flags & RADEON_SURF_TC_COMPATIBLE_HTILE) {
1008		/* MSAA can't occur with levels > 1, so ignore the sample count. */
1009		const unsigned total_pixels = surf->surf_size / surf->bpe;
1010		const unsigned htile_block_size = 8 * 8;
1011		const unsigned htile_element_size = 4;
1012
1013		surf->htile_size = (total_pixels / htile_block_size) *
1014				   htile_element_size;
1015		surf->htile_size = align(surf->htile_size, surf->htile_alignment);
1016	}
1017
1018	surf->is_linear = surf->u.legacy.level[0].mode == RADEON_SURF_MODE_LINEAR_ALIGNED;
1019	surf->is_displayable = surf->is_linear ||
1020			       surf->micro_tile_mode == RADEON_MICRO_MODE_DISPLAY ||
1021			       surf->micro_tile_mode == RADEON_MICRO_MODE_ROTATED;
1022
1023	/* The rotated micro tile mode doesn't work if both CMASK and RB+ are
1024	 * used at the same time. This case is not currently expected to occur
1025	 * because we don't use rotated. Enforce this restriction on all chips
1026	 * to facilitate testing.
1027	 */
1028	if (surf->micro_tile_mode == RADEON_MICRO_MODE_ROTATED) {
1029		assert(!"rotate micro tile mode is unsupported");
1030		return ADDR_ERROR;
1031	}
1032
1033	ac_compute_cmask(info, config, surf);
1034	return 0;
1035}
1036
1037/* This is only called when expecting a tiled layout. */
1038static int
1039gfx9_get_preferred_swizzle_mode(ADDR_HANDLE addrlib,
1040				ADDR2_COMPUTE_SURFACE_INFO_INPUT *in,
1041				bool is_fmask, unsigned flags,
1042				AddrSwizzleMode *swizzle_mode)
1043{
1044	ADDR_E_RETURNCODE ret;
1045	ADDR2_GET_PREFERRED_SURF_SETTING_INPUT sin = {0};
1046	ADDR2_GET_PREFERRED_SURF_SETTING_OUTPUT sout = {0};
1047
1048	sin.size = sizeof(ADDR2_GET_PREFERRED_SURF_SETTING_INPUT);
1049	sout.size = sizeof(ADDR2_GET_PREFERRED_SURF_SETTING_OUTPUT);
1050
1051	sin.flags = in->flags;
1052	sin.resourceType = in->resourceType;
1053	sin.format = in->format;
1054	sin.resourceLoction = ADDR_RSRC_LOC_INVIS;
1055	/* TODO: We could allow some of these: */
1056	sin.forbiddenBlock.micro = 1; /* don't allow the 256B swizzle modes */
1057	sin.forbiddenBlock.var = 1; /* don't allow the variable-sized swizzle modes */
1058	sin.forbiddenBlock.linear = 1; /* don't allow linear swizzle modes */
1059	sin.bpp = in->bpp;
1060	sin.width = in->width;
1061	sin.height = in->height;
1062	sin.numSlices = in->numSlices;
1063	sin.numMipLevels = in->numMipLevels;
1064	sin.numSamples = in->numSamples;
1065	sin.numFrags = in->numFrags;
1066
1067	if (flags & RADEON_SURF_SCANOUT) {
1068		sin.preferredSwSet.sw_D = 1;
1069		/* Raven only allows S for displayable surfaces with < 64 bpp, so
1070		 * allow it as fallback */
1071		sin.preferredSwSet.sw_S = 1;
1072	} else if (in->flags.depth || in->flags.stencil || is_fmask)
1073		sin.preferredSwSet.sw_Z = 1;
1074	else
1075		sin.preferredSwSet.sw_S = 1;
1076
1077	if (is_fmask) {
1078		sin.flags.display = 0;
1079		sin.flags.color = 0;
1080		sin.flags.fmask = 1;
1081	}
1082
1083	ret = Addr2GetPreferredSurfaceSetting(addrlib, &sin, &sout);
1084	if (ret != ADDR_OK)
1085		return ret;
1086
1087	*swizzle_mode = sout.swizzleMode;
1088	return 0;
1089}
1090
1091static int gfx9_compute_miptree(ADDR_HANDLE addrlib,
1092				const struct ac_surf_config *config,
1093				struct radeon_surf *surf, bool compressed,
1094				ADDR2_COMPUTE_SURFACE_INFO_INPUT *in)
1095{
1096	ADDR2_MIP_INFO mip_info[RADEON_SURF_MAX_LEVELS] = {};
1097	ADDR2_COMPUTE_SURFACE_INFO_OUTPUT out = {0};
1098	ADDR_E_RETURNCODE ret;
1099
1100	out.size = sizeof(ADDR2_COMPUTE_SURFACE_INFO_OUTPUT);
1101	out.pMipInfo = mip_info;
1102
1103	ret = Addr2ComputeSurfaceInfo(addrlib, in, &out);
1104	if (ret != ADDR_OK)
1105		return ret;
1106
1107	if (in->flags.stencil) {
1108		surf->u.gfx9.stencil.swizzle_mode = in->swizzleMode;
1109		surf->u.gfx9.stencil.epitch = out.epitchIsHeight ? out.mipChainHeight - 1 :
1110								   out.mipChainPitch - 1;
1111		surf->surf_alignment = MAX2(surf->surf_alignment, out.baseAlign);
1112		surf->u.gfx9.stencil_offset = align(surf->surf_size, out.baseAlign);
1113		surf->surf_size = surf->u.gfx9.stencil_offset + out.surfSize;
1114		return 0;
1115	}
1116
1117	surf->u.gfx9.surf.swizzle_mode = in->swizzleMode;
1118	surf->u.gfx9.surf.epitch = out.epitchIsHeight ? out.mipChainHeight - 1 :
1119							out.mipChainPitch - 1;
1120
1121	/* CMASK fast clear uses these even if FMASK isn't allocated.
1122	 * FMASK only supports the Z swizzle modes, whose numbers are multiples of 4.
1123	 */
1124	surf->u.gfx9.fmask.swizzle_mode = surf->u.gfx9.surf.swizzle_mode & ~0x3;
1125	surf->u.gfx9.fmask.epitch = surf->u.gfx9.surf.epitch;
1126
1127	surf->u.gfx9.surf_slice_size = out.sliceSize;
1128	surf->u.gfx9.surf_pitch = out.pitch;
1129	surf->u.gfx9.surf_height = out.height;
1130	surf->surf_size = out.surfSize;
1131	surf->surf_alignment = out.baseAlign;
1132
1133	if (in->swizzleMode == ADDR_SW_LINEAR) {
1134		for (unsigned i = 0; i < in->numMipLevels; i++)
1135			surf->u.gfx9.offset[i] = mip_info[i].offset;
1136	}
1137
1138	if (in->flags.depth) {
1139		assert(in->swizzleMode != ADDR_SW_LINEAR);
1140
1141		/* HTILE */
1142		ADDR2_COMPUTE_HTILE_INFO_INPUT hin = {0};
1143		ADDR2_COMPUTE_HTILE_INFO_OUTPUT hout = {0};
1144
1145		hin.size = sizeof(ADDR2_COMPUTE_HTILE_INFO_INPUT);
1146		hout.size = sizeof(ADDR2_COMPUTE_HTILE_INFO_OUTPUT);
1147
1148		hin.hTileFlags.pipeAligned = !in->flags.metaPipeUnaligned;
1149		hin.hTileFlags.rbAligned = !in->flags.metaRbUnaligned;
1150		hin.depthFlags = in->flags;
1151		hin.swizzleMode = in->swizzleMode;
1152		hin.unalignedWidth = in->width;
1153		hin.unalignedHeight = in->height;
1154		hin.numSlices = in->numSlices;
1155		hin.numMipLevels = in->numMipLevels;
1156
1157		ret = Addr2ComputeHtileInfo(addrlib, &hin, &hout);
1158		if (ret != ADDR_OK)
1159			return ret;
1160
1161		surf->u.gfx9.htile.rb_aligned = hin.hTileFlags.rbAligned;
1162		surf->u.gfx9.htile.pipe_aligned = hin.hTileFlags.pipeAligned;
1163		surf->htile_size = hout.htileBytes;
1164		surf->htile_slice_size = hout.sliceSize;
1165		surf->htile_alignment = hout.baseAlign;
1166	} else {
1167		/* Compute tile swizzle for the color surface.
1168		 * All *_X and *_T modes can use the swizzle.
1169		 */
1170		if (config->info.surf_index &&
1171		    in->swizzleMode >= ADDR_SW_64KB_Z_T &&
1172		    !out.mipChainInTail &&
1173		    !(surf->flags & RADEON_SURF_SHAREABLE) &&
1174		    !in->flags.display) {
1175			ADDR2_COMPUTE_PIPEBANKXOR_INPUT xin = {0};
1176			ADDR2_COMPUTE_PIPEBANKXOR_OUTPUT xout = {0};
1177
1178			xin.size = sizeof(ADDR2_COMPUTE_PIPEBANKXOR_INPUT);
1179			xout.size = sizeof(ADDR2_COMPUTE_PIPEBANKXOR_OUTPUT);
1180
1181			xin.surfIndex = p_atomic_inc_return(config->info.surf_index) - 1;
1182			xin.flags = in->flags;
1183			xin.swizzleMode = in->swizzleMode;
1184			xin.resourceType = in->resourceType;
1185			xin.format = in->format;
1186			xin.numSamples = in->numSamples;
1187			xin.numFrags = in->numFrags;
1188
1189			ret = Addr2ComputePipeBankXor(addrlib, &xin, &xout);
1190			if (ret != ADDR_OK)
1191				return ret;
1192
1193			assert(xout.pipeBankXor <=
1194			       u_bit_consecutive(0, sizeof(surf->tile_swizzle) * 8));
1195			surf->tile_swizzle = xout.pipeBankXor;
1196		}
1197
1198		/* DCC */
1199		if (!(surf->flags & RADEON_SURF_DISABLE_DCC) &&
1200		    !compressed &&
1201		    in->swizzleMode != ADDR_SW_LINEAR) {
1202			ADDR2_COMPUTE_DCCINFO_INPUT din = {0};
1203			ADDR2_COMPUTE_DCCINFO_OUTPUT dout = {0};
1204			ADDR2_META_MIP_INFO meta_mip_info[RADEON_SURF_MAX_LEVELS] = {};
1205
1206			din.size = sizeof(ADDR2_COMPUTE_DCCINFO_INPUT);
1207			dout.size = sizeof(ADDR2_COMPUTE_DCCINFO_OUTPUT);
1208			dout.pMipInfo = meta_mip_info;
1209
1210			din.dccKeyFlags.pipeAligned = !in->flags.metaPipeUnaligned;
1211			din.dccKeyFlags.rbAligned = !in->flags.metaRbUnaligned;
1212			din.colorFlags = in->flags;
1213			din.resourceType = in->resourceType;
1214			din.swizzleMode = in->swizzleMode;
1215			din.bpp = in->bpp;
1216			din.unalignedWidth = in->width;
1217			din.unalignedHeight = in->height;
1218			din.numSlices = in->numSlices;
1219			din.numFrags = in->numFrags;
1220			din.numMipLevels = in->numMipLevels;
1221			din.dataSurfaceSize = out.surfSize;
1222
1223			ret = Addr2ComputeDccInfo(addrlib, &din, &dout);
1224			if (ret != ADDR_OK)
1225				return ret;
1226
1227			surf->u.gfx9.dcc.rb_aligned = din.dccKeyFlags.rbAligned;
1228			surf->u.gfx9.dcc.pipe_aligned = din.dccKeyFlags.pipeAligned;
1229			surf->u.gfx9.dcc_pitch_max = dout.pitch - 1;
1230			surf->dcc_size = dout.dccRamSize;
1231			surf->dcc_alignment = dout.dccRamBaseAlign;
1232			surf->num_dcc_levels = in->numMipLevels;
1233
1234			/* Disable DCC for levels that are in the mip tail.
1235			 *
1236			 * There are two issues that this is intended to
1237			 * address:
1238			 *
1239			 * 1. Multiple mip levels may share a cache line. This
1240			 *    can lead to corruption when switching between
1241			 *    rendering to different mip levels because the
1242			 *    RBs don't maintain coherency.
1243			 *
1244			 * 2. Texturing with metadata after rendering sometimes
1245			 *    fails with corruption, probably for a similar
1246			 *    reason.
1247			 *
1248			 * Working around these issues for all levels in the
1249			 * mip tail may be overly conservative, but it's what
1250			 * Vulkan does.
1251			 *
1252			 * Alternative solutions that also work but are worse:
1253			 * - Disable DCC entirely.
1254			 * - Flush TC L2 after rendering.
1255			 */
1256			for (unsigned i = 0; i < in->numMipLevels; i++) {
1257				if (meta_mip_info[i].inMiptail) {
1258					surf->num_dcc_levels = i;
1259					break;
1260				}
1261			}
1262
1263			if (!surf->num_dcc_levels)
1264				surf->dcc_size = 0;
1265		}
1266
1267		/* FMASK */
1268		if (in->numSamples > 1) {
1269			ADDR2_COMPUTE_FMASK_INFO_INPUT fin = {0};
1270			ADDR2_COMPUTE_FMASK_INFO_OUTPUT fout = {0};
1271
1272			fin.size = sizeof(ADDR2_COMPUTE_FMASK_INFO_INPUT);
1273			fout.size = sizeof(ADDR2_COMPUTE_FMASK_INFO_OUTPUT);
1274
1275			ret = gfx9_get_preferred_swizzle_mode(addrlib, in,
1276							      true, surf->flags,
1277							      &fin.swizzleMode);
1278			if (ret != ADDR_OK)
1279				return ret;
1280
1281			fin.unalignedWidth = in->width;
1282			fin.unalignedHeight = in->height;
1283			fin.numSlices = in->numSlices;
1284			fin.numSamples = in->numSamples;
1285			fin.numFrags = in->numFrags;
1286
1287			ret = Addr2ComputeFmaskInfo(addrlib, &fin, &fout);
1288			if (ret != ADDR_OK)
1289				return ret;
1290
1291			surf->u.gfx9.fmask.swizzle_mode = fin.swizzleMode;
1292			surf->u.gfx9.fmask.epitch = fout.pitch - 1;
1293			surf->fmask_size = fout.fmaskBytes;
1294			surf->fmask_alignment = fout.baseAlign;
1295
1296			/* Compute tile swizzle for the FMASK surface. */
1297			if (config->info.fmask_surf_index &&
1298			    fin.swizzleMode >= ADDR_SW_64KB_Z_T &&
1299			    !(surf->flags & RADEON_SURF_SHAREABLE)) {
1300				ADDR2_COMPUTE_PIPEBANKXOR_INPUT xin = {0};
1301				ADDR2_COMPUTE_PIPEBANKXOR_OUTPUT xout = {0};
1302
1303				xin.size = sizeof(ADDR2_COMPUTE_PIPEBANKXOR_INPUT);
1304				xout.size = sizeof(ADDR2_COMPUTE_PIPEBANKXOR_OUTPUT);
1305
1306				/* This counter starts from 1 instead of 0. */
1307				xin.surfIndex = p_atomic_inc_return(config->info.fmask_surf_index);
1308				xin.flags = in->flags;
1309				xin.swizzleMode = fin.swizzleMode;
1310				xin.resourceType = in->resourceType;
1311				xin.format = in->format;
1312				xin.numSamples = in->numSamples;
1313				xin.numFrags = in->numFrags;
1314
1315				ret = Addr2ComputePipeBankXor(addrlib, &xin, &xout);
1316				if (ret != ADDR_OK)
1317					return ret;
1318
1319				assert(xout.pipeBankXor <=
1320				       u_bit_consecutive(0, sizeof(surf->fmask_tile_swizzle) * 8));
1321				surf->fmask_tile_swizzle = xout.pipeBankXor;
1322			}
1323		}
1324
1325		/* CMASK */
1326		if (in->swizzleMode != ADDR_SW_LINEAR) {
1327			ADDR2_COMPUTE_CMASK_INFO_INPUT cin = {0};
1328			ADDR2_COMPUTE_CMASK_INFO_OUTPUT cout = {0};
1329
1330			cin.size = sizeof(ADDR2_COMPUTE_CMASK_INFO_INPUT);
1331			cout.size = sizeof(ADDR2_COMPUTE_CMASK_INFO_OUTPUT);
1332
1333			if (in->numSamples > 1) {
1334				/* FMASK is always aligned. */
1335				cin.cMaskFlags.pipeAligned = 1;
1336				cin.cMaskFlags.rbAligned = 1;
1337			} else {
1338				cin.cMaskFlags.pipeAligned = !in->flags.metaPipeUnaligned;
1339				cin.cMaskFlags.rbAligned = !in->flags.metaRbUnaligned;
1340			}
1341			cin.colorFlags = in->flags;
1342			cin.resourceType = in->resourceType;
1343			cin.unalignedWidth = in->width;
1344			cin.unalignedHeight = in->height;
1345			cin.numSlices = in->numSlices;
1346
1347			if (in->numSamples > 1)
1348				cin.swizzleMode = surf->u.gfx9.fmask.swizzle_mode;
1349			else
1350				cin.swizzleMode = in->swizzleMode;
1351
1352			ret = Addr2ComputeCmaskInfo(addrlib, &cin, &cout);
1353			if (ret != ADDR_OK)
1354				return ret;
1355
1356			surf->u.gfx9.cmask.rb_aligned = cin.cMaskFlags.rbAligned;
1357			surf->u.gfx9.cmask.pipe_aligned = cin.cMaskFlags.pipeAligned;
1358			surf->cmask_size = cout.cmaskBytes;
1359			surf->cmask_alignment = cout.baseAlign;
1360		}
1361	}
1362
1363	return 0;
1364}
1365
1366static int gfx9_compute_surface(ADDR_HANDLE addrlib,
1367				const struct radeon_info *info,
1368				const struct ac_surf_config *config,
1369				enum radeon_surf_mode mode,
1370				struct radeon_surf *surf)
1371{
1372	bool compressed;
1373	ADDR2_COMPUTE_SURFACE_INFO_INPUT AddrSurfInfoIn = {0};
1374	int r;
1375
1376	AddrSurfInfoIn.size = sizeof(ADDR2_COMPUTE_SURFACE_INFO_INPUT);
1377
1378	compressed = surf->blk_w == 4 && surf->blk_h == 4;
1379
1380	/* The format must be set correctly for the allocation of compressed
1381	 * textures to work. In other cases, setting the bpp is sufficient. */
1382	if (compressed) {
1383		switch (surf->bpe) {
1384		case 8:
1385			AddrSurfInfoIn.format = ADDR_FMT_BC1;
1386			break;
1387		case 16:
1388			AddrSurfInfoIn.format = ADDR_FMT_BC3;
1389			break;
1390		default:
1391			assert(0);
1392		}
1393	} else {
1394		switch (surf->bpe) {
1395		case 1:
1396			assert(!(surf->flags & RADEON_SURF_ZBUFFER));
1397			AddrSurfInfoIn.format = ADDR_FMT_8;
1398			break;
1399		case 2:
1400			assert(surf->flags & RADEON_SURF_ZBUFFER ||
1401			       !(surf->flags & RADEON_SURF_SBUFFER));
1402			AddrSurfInfoIn.format = ADDR_FMT_16;
1403			break;
1404		case 4:
1405			assert(surf->flags & RADEON_SURF_ZBUFFER ||
1406			       !(surf->flags & RADEON_SURF_SBUFFER));
1407			AddrSurfInfoIn.format = ADDR_FMT_32;
1408			break;
1409		case 8:
1410			assert(!(surf->flags & RADEON_SURF_Z_OR_SBUFFER));
1411			AddrSurfInfoIn.format = ADDR_FMT_32_32;
1412			break;
1413		case 12:
1414			assert(!(surf->flags & RADEON_SURF_Z_OR_SBUFFER));
1415			AddrSurfInfoIn.format = ADDR_FMT_32_32_32;
1416			break;
1417		case 16:
1418			assert(!(surf->flags & RADEON_SURF_Z_OR_SBUFFER));
1419			AddrSurfInfoIn.format = ADDR_FMT_32_32_32_32;
1420			break;
1421		default:
1422			assert(0);
1423		}
1424		AddrSurfInfoIn.bpp = surf->bpe * 8;
1425	}
1426
1427	AddrSurfInfoIn.flags.color = !(surf->flags & RADEON_SURF_Z_OR_SBUFFER);
1428	AddrSurfInfoIn.flags.depth = (surf->flags & RADEON_SURF_ZBUFFER) != 0;
1429	AddrSurfInfoIn.flags.display = get_display_flag(config, surf);
1430	/* flags.texture currently refers to TC-compatible HTILE */
1431	AddrSurfInfoIn.flags.texture = AddrSurfInfoIn.flags.color ||
1432				       surf->flags & RADEON_SURF_TC_COMPATIBLE_HTILE;
1433	AddrSurfInfoIn.flags.opt4space = 1;
1434
1435	AddrSurfInfoIn.numMipLevels = config->info.levels;
1436	AddrSurfInfoIn.numSamples = MAX2(1, config->info.samples);
1437	AddrSurfInfoIn.numFrags = AddrSurfInfoIn.numSamples;
1438
1439	if (!(surf->flags & RADEON_SURF_Z_OR_SBUFFER))
1440		AddrSurfInfoIn.numFrags = MAX2(1, config->info.storage_samples);
1441
1442	/* GFX9 doesn't support 1D depth textures, so allocate all 1D textures
1443	 * as 2D to avoid having shader variants for 1D vs 2D, so all shaders
1444	 * must sample 1D textures as 2D. */
1445	if (config->is_3d)
1446		AddrSurfInfoIn.resourceType = ADDR_RSRC_TEX_3D;
1447	else
1448		AddrSurfInfoIn.resourceType = ADDR_RSRC_TEX_2D;
1449
1450	AddrSurfInfoIn.width = config->info.width;
1451	AddrSurfInfoIn.height = config->info.height;
1452
1453	if (config->is_3d)
1454		AddrSurfInfoIn.numSlices = config->info.depth;
1455	else if (config->is_cube)
1456		AddrSurfInfoIn.numSlices = 6;
1457	else
1458		AddrSurfInfoIn.numSlices = config->info.array_size;
1459
1460	/* This is propagated to HTILE/DCC/CMASK. */
1461	AddrSurfInfoIn.flags.metaPipeUnaligned = 0;
1462	AddrSurfInfoIn.flags.metaRbUnaligned = 0;
1463
1464	switch (mode) {
1465	case RADEON_SURF_MODE_LINEAR_ALIGNED:
1466		assert(config->info.samples <= 1);
1467		assert(!(surf->flags & RADEON_SURF_Z_OR_SBUFFER));
1468		AddrSurfInfoIn.swizzleMode = ADDR_SW_LINEAR;
1469		break;
1470
1471	case RADEON_SURF_MODE_1D:
1472	case RADEON_SURF_MODE_2D:
1473		if (surf->flags & RADEON_SURF_IMPORTED) {
1474			AddrSurfInfoIn.swizzleMode = surf->u.gfx9.surf.swizzle_mode;
1475			break;
1476		}
1477
1478		r = gfx9_get_preferred_swizzle_mode(addrlib, &AddrSurfInfoIn,
1479						    false, surf->flags,
1480						    &AddrSurfInfoIn.swizzleMode);
1481		if (r)
1482			return r;
1483		break;
1484
1485	default:
1486		assert(0);
1487	}
1488
1489	surf->u.gfx9.resource_type = AddrSurfInfoIn.resourceType;
1490	surf->has_stencil = !!(surf->flags & RADEON_SURF_SBUFFER);
1491
1492	surf->num_dcc_levels = 0;
1493	surf->surf_size = 0;
1494	surf->fmask_size = 0;
1495	surf->dcc_size = 0;
1496	surf->htile_size = 0;
1497	surf->htile_slice_size = 0;
1498	surf->u.gfx9.surf_offset = 0;
1499	surf->u.gfx9.stencil_offset = 0;
1500	surf->cmask_size = 0;
1501
1502	/* Calculate texture layout information. */
1503	r = gfx9_compute_miptree(addrlib, config, surf, compressed,
1504				 &AddrSurfInfoIn);
1505	if (r)
1506		return r;
1507
1508	/* Calculate texture layout information for stencil. */
1509	if (surf->flags & RADEON_SURF_SBUFFER) {
1510		AddrSurfInfoIn.flags.stencil = 1;
1511		AddrSurfInfoIn.bpp = 8;
1512		AddrSurfInfoIn.format = ADDR_FMT_8;
1513
1514		if (!AddrSurfInfoIn.flags.depth) {
1515			r = gfx9_get_preferred_swizzle_mode(addrlib, &AddrSurfInfoIn,
1516							    false, surf->flags,
1517							    &AddrSurfInfoIn.swizzleMode);
1518			if (r)
1519				return r;
1520		} else
1521			AddrSurfInfoIn.flags.depth = 0;
1522
1523		r = gfx9_compute_miptree(addrlib, config, surf, compressed,
1524					 &AddrSurfInfoIn);
1525		if (r)
1526			return r;
1527	}
1528
1529	surf->is_linear = surf->u.gfx9.surf.swizzle_mode == ADDR_SW_LINEAR;
1530
1531	/* Query whether the surface is displayable. */
1532	bool displayable = false;
1533	r = Addr2IsValidDisplaySwizzleMode(addrlib, surf->u.gfx9.surf.swizzle_mode,
1534					   surf->bpe * 8, &displayable);
1535	if (r)
1536		return r;
1537	surf->is_displayable = displayable;
1538
1539	switch (surf->u.gfx9.surf.swizzle_mode) {
1540		/* S = standard. */
1541		case ADDR_SW_256B_S:
1542		case ADDR_SW_4KB_S:
1543		case ADDR_SW_64KB_S:
1544		case ADDR_SW_VAR_S:
1545		case ADDR_SW_64KB_S_T:
1546		case ADDR_SW_4KB_S_X:
1547		case ADDR_SW_64KB_S_X:
1548		case ADDR_SW_VAR_S_X:
1549			surf->micro_tile_mode = RADEON_MICRO_MODE_THIN;
1550			break;
1551
1552		/* D = display. */
1553		case ADDR_SW_LINEAR:
1554		case ADDR_SW_256B_D:
1555		case ADDR_SW_4KB_D:
1556		case ADDR_SW_64KB_D:
1557		case ADDR_SW_VAR_D:
1558		case ADDR_SW_64KB_D_T:
1559		case ADDR_SW_4KB_D_X:
1560		case ADDR_SW_64KB_D_X:
1561		case ADDR_SW_VAR_D_X:
1562			surf->micro_tile_mode = RADEON_MICRO_MODE_DISPLAY;
1563			break;
1564
1565		/* R = rotated. */
1566		case ADDR_SW_256B_R:
1567		case ADDR_SW_4KB_R:
1568		case ADDR_SW_64KB_R:
1569		case ADDR_SW_VAR_R:
1570		case ADDR_SW_64KB_R_T:
1571		case ADDR_SW_4KB_R_X:
1572		case ADDR_SW_64KB_R_X:
1573		case ADDR_SW_VAR_R_X:
1574			/* The rotated micro tile mode doesn't work if both CMASK and RB+ are
1575			 * used at the same time. This case is not currently expected to occur
1576			 * because we don't use rotated. Enforce this restriction on all chips
1577			 * to facilitate testing.
1578			 */
1579			assert(!"rotate micro tile mode is unsupported");
1580			return ADDR_ERROR;
1581
1582		/* Z = depth. */
1583		case ADDR_SW_4KB_Z:
1584		case ADDR_SW_64KB_Z:
1585		case ADDR_SW_VAR_Z:
1586		case ADDR_SW_64KB_Z_T:
1587		case ADDR_SW_4KB_Z_X:
1588		case ADDR_SW_64KB_Z_X:
1589		case ADDR_SW_VAR_Z_X:
1590			surf->micro_tile_mode = RADEON_MICRO_MODE_DEPTH;
1591			break;
1592
1593		default:
1594			assert(0);
1595	}
1596
1597	/* Temporary workaround to prevent VM faults and hangs. */
1598	if (info->family == CHIP_VEGA12)
1599		surf->fmask_size *= 8;
1600
1601	return 0;
1602}
1603
1604int ac_compute_surface(ADDR_HANDLE addrlib, const struct radeon_info *info,
1605		       const struct ac_surf_config *config,
1606		       enum radeon_surf_mode mode,
1607		       struct radeon_surf *surf)
1608{
1609	int r;
1610
1611	r = surf_config_sanity(config, surf->flags);
1612	if (r)
1613		return r;
1614
1615	if (info->chip_class >= GFX9)
1616		return gfx9_compute_surface(addrlib, info, config, mode, surf);
1617	else
1618		return gfx6_compute_surface(addrlib, info, config, mode, surf);
1619}
1620