2 * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
27 #include "r600_pipe_common.h"
29 #include "r600_query.h"
30 #include "util/u_format.h"
31 #include "util/u_log.h"
32 #include "util/u_memory.h"
33 #include "util/u_pack_color.h"
34 #include "util/u_surface.h"
35 #include "os/os_time.h"
39 static void r600_texture_discard_cmask(struct r600_common_screen
*rscreen
,
40 struct r600_texture
*rtex
);
41 static enum radeon_surf_mode
42 r600_choose_tiling(struct r600_common_screen
*rscreen
,
43 const struct pipe_resource
*templ
);
46 bool r600_prepare_for_dma_blit(struct r600_common_context
*rctx
,
47 struct r600_texture
*rdst
,
48 unsigned dst_level
, unsigned dstx
,
49 unsigned dsty
, unsigned dstz
,
50 struct r600_texture
*rsrc
,
52 const struct pipe_box
*src_box
)
57 if (rdst
->surface
.bpe
!= rsrc
->surface
.bpe
)
60 /* MSAA: Blits don't exist in the real world. */
61 if (rsrc
->resource
.b
.b
.nr_samples
> 1 ||
62 rdst
->resource
.b
.b
.nr_samples
> 1)
65 /* Depth-stencil surfaces:
66 * When dst is linear, the DB->CB copy preserves HTILE.
67 * When dst is tiled, the 3D path must be used to update HTILE.
69 if (rsrc
->is_depth
|| rdst
->is_depth
)
73 * src: Both texture and SDMA paths need decompression. Use SDMA.
74 * dst: If overwriting the whole texture, discard CMASK and use
75 * SDMA. Otherwise, use the 3D path.
77 if (rdst
->cmask
.size
&& rdst
->dirty_level_mask
& (1 << dst_level
)) {
78 /* The CMASK clear is only enabled for the first level. */
79 assert(dst_level
== 0);
80 if (!util_texrange_covers_whole_level(&rdst
->resource
.b
.b
, dst_level
,
81 dstx
, dsty
, dstz
, src_box
->width
,
82 src_box
->height
, src_box
->depth
))
85 r600_texture_discard_cmask(rctx
->screen
, rdst
);
88 /* All requirements are met. Prepare textures for SDMA. */
89 if (rsrc
->cmask
.size
&& rsrc
->dirty_level_mask
& (1 << src_level
))
90 rctx
->b
.flush_resource(&rctx
->b
, &rsrc
->resource
.b
.b
);
92 assert(!(rsrc
->dirty_level_mask
& (1 << src_level
)));
93 assert(!(rdst
->dirty_level_mask
& (1 << dst_level
)));
98 /* Same as resource_copy_region, except that both upsampling and downsampling are allowed. */
99 static void r600_copy_region_with_blit(struct pipe_context
*pipe
,
100 struct pipe_resource
*dst
,
102 unsigned dstx
, unsigned dsty
, unsigned dstz
,
103 struct pipe_resource
*src
,
105 const struct pipe_box
*src_box
)
107 struct pipe_blit_info blit
;
109 memset(&blit
, 0, sizeof(blit
));
110 blit
.src
.resource
= src
;
111 blit
.src
.format
= src
->format
;
112 blit
.src
.level
= src_level
;
113 blit
.src
.box
= *src_box
;
114 blit
.dst
.resource
= dst
;
115 blit
.dst
.format
= dst
->format
;
116 blit
.dst
.level
= dst_level
;
117 blit
.dst
.box
.x
= dstx
;
118 blit
.dst
.box
.y
= dsty
;
119 blit
.dst
.box
.z
= dstz
;
120 blit
.dst
.box
.width
= src_box
->width
;
121 blit
.dst
.box
.height
= src_box
->height
;
122 blit
.dst
.box
.depth
= src_box
->depth
;
123 blit
.mask
= util_format_get_mask(src
->format
) &
124 util_format_get_mask(dst
->format
);
125 blit
.filter
= PIPE_TEX_FILTER_NEAREST
;
128 pipe
->blit(pipe
, &blit
);
132 /* Copy from a full GPU texture to a transfer's staging one. */
133 static void r600_copy_to_staging_texture(struct pipe_context
*ctx
, struct r600_transfer
*rtransfer
)
135 struct r600_common_context
*rctx
= (struct r600_common_context
*)ctx
;
136 struct pipe_transfer
*transfer
= (struct pipe_transfer
*)rtransfer
;
137 struct pipe_resource
*dst
= &rtransfer
->staging
->b
.b
;
138 struct pipe_resource
*src
= transfer
->resource
;
140 if (src
->nr_samples
> 1) {
141 r600_copy_region_with_blit(ctx
, dst
, 0, 0, 0, 0,
142 src
, transfer
->level
, &transfer
->box
);
146 rctx
->dma_copy(ctx
, dst
, 0, 0, 0, 0, src
, transfer
->level
,
150 /* Copy from a transfer's staging texture to a full GPU one. */
151 static void r600_copy_from_staging_texture(struct pipe_context
*ctx
, struct r600_transfer
*rtransfer
)
153 struct r600_common_context
*rctx
= (struct r600_common_context
*)ctx
;
154 struct pipe_transfer
*transfer
= (struct pipe_transfer
*)rtransfer
;
155 struct pipe_resource
*dst
= transfer
->resource
;
156 struct pipe_resource
*src
= &rtransfer
->staging
->b
.b
;
157 struct pipe_box sbox
;
159 u_box_3d(0, 0, 0, transfer
->box
.width
, transfer
->box
.height
, transfer
->box
.depth
, &sbox
);
161 if (dst
->nr_samples
> 1) {
162 r600_copy_region_with_blit(ctx
, dst
, transfer
->level
,
163 transfer
->box
.x
, transfer
->box
.y
, transfer
->box
.z
,
168 rctx
->dma_copy(ctx
, dst
, transfer
->level
,
169 transfer
->box
.x
, transfer
->box
.y
, transfer
->box
.z
,
173 static unsigned r600_texture_get_offset(struct r600_common_screen
*rscreen
,
174 struct r600_texture
*rtex
, unsigned level
,
175 const struct pipe_box
*box
,
177 unsigned *layer_stride
)
179 *stride
= rtex
->surface
.u
.legacy
.level
[level
].nblk_x
*
181 *layer_stride
= rtex
->surface
.u
.legacy
.level
[level
].slice_size
;
184 return rtex
->surface
.u
.legacy
.level
[level
].offset
;
186 /* Each texture is an array of mipmap levels. Each level is
187 * an array of slices. */
188 return rtex
->surface
.u
.legacy
.level
[level
].offset
+
189 box
->z
* rtex
->surface
.u
.legacy
.level
[level
].slice_size
+
190 (box
->y
/ rtex
->surface
.blk_h
*
191 rtex
->surface
.u
.legacy
.level
[level
].nblk_x
+
192 box
->x
/ rtex
->surface
.blk_w
) * rtex
->surface
.bpe
;
195 static int r600_init_surface(struct r600_common_screen
*rscreen
,
196 struct radeon_surf
*surface
,
197 const struct pipe_resource
*ptex
,
198 enum radeon_surf_mode array_mode
,
199 unsigned pitch_in_bytes_override
,
203 bool is_flushed_depth
)
205 const struct util_format_description
*desc
=
206 util_format_description(ptex
->format
);
207 bool is_depth
, is_stencil
;
209 unsigned i
, bpe
, flags
= 0;
211 is_depth
= util_format_has_depth(desc
);
212 is_stencil
= util_format_has_stencil(desc
);
214 if (rscreen
->chip_class
>= EVERGREEN
&& !is_flushed_depth
&&
215 ptex
->format
== PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
) {
216 bpe
= 4; /* stencil is allocated separately on evergreen */
218 bpe
= util_format_get_blocksize(ptex
->format
);
219 assert(util_is_power_of_two(bpe
));
222 if (!is_flushed_depth
&& is_depth
) {
223 flags
|= RADEON_SURF_ZBUFFER
;
226 flags
|= RADEON_SURF_SBUFFER
;
229 if (ptex
->bind
& PIPE_BIND_SCANOUT
|| is_scanout
) {
230 /* This should catch bugs in gallium users setting incorrect flags. */
231 assert(ptex
->nr_samples
<= 1 &&
232 ptex
->array_size
== 1 &&
234 ptex
->last_level
== 0 &&
235 !(flags
& RADEON_SURF_Z_OR_SBUFFER
));
237 flags
|= RADEON_SURF_SCANOUT
;
240 if (ptex
->bind
& PIPE_BIND_SHARED
)
241 flags
|= RADEON_SURF_SHAREABLE
;
243 flags
|= RADEON_SURF_IMPORTED
| RADEON_SURF_SHAREABLE
;
244 if (!(ptex
->flags
& R600_RESOURCE_FLAG_FORCE_TILING
))
245 flags
|= RADEON_SURF_OPTIMIZE_FOR_SPACE
;
247 r
= rscreen
->ws
->surface_init(rscreen
->ws
, ptex
, flags
, bpe
,
248 array_mode
, surface
);
253 if (pitch_in_bytes_override
&&
254 pitch_in_bytes_override
!= surface
->u
.legacy
.level
[0].nblk_x
* bpe
) {
255 /* old ddx on evergreen over estimate alignment for 1d, only 1 level
258 surface
->u
.legacy
.level
[0].nblk_x
= pitch_in_bytes_override
/ bpe
;
259 surface
->u
.legacy
.level
[0].slice_size
= pitch_in_bytes_override
*
260 surface
->u
.legacy
.level
[0].nblk_y
;
264 for (i
= 0; i
< ARRAY_SIZE(surface
->u
.legacy
.level
); ++i
)
265 surface
->u
.legacy
.level
[i
].offset
+= offset
;
271 static void r600_texture_init_metadata(struct r600_common_screen
*rscreen
,
272 struct r600_texture
*rtex
,
273 struct radeon_bo_metadata
*metadata
)
275 struct radeon_surf
*surface
= &rtex
->surface
;
277 memset(metadata
, 0, sizeof(*metadata
));
279 metadata
->u
.legacy
.microtile
= surface
->u
.legacy
.level
[0].mode
>= RADEON_SURF_MODE_1D
?
280 RADEON_LAYOUT_TILED
: RADEON_LAYOUT_LINEAR
;
281 metadata
->u
.legacy
.macrotile
= surface
->u
.legacy
.level
[0].mode
>= RADEON_SURF_MODE_2D
?
282 RADEON_LAYOUT_TILED
: RADEON_LAYOUT_LINEAR
;
283 metadata
->u
.legacy
.pipe_config
= surface
->u
.legacy
.pipe_config
;
284 metadata
->u
.legacy
.bankw
= surface
->u
.legacy
.bankw
;
285 metadata
->u
.legacy
.bankh
= surface
->u
.legacy
.bankh
;
286 metadata
->u
.legacy
.tile_split
= surface
->u
.legacy
.tile_split
;
287 metadata
->u
.legacy
.mtilea
= surface
->u
.legacy
.mtilea
;
288 metadata
->u
.legacy
.num_banks
= surface
->u
.legacy
.num_banks
;
289 metadata
->u
.legacy
.stride
= surface
->u
.legacy
.level
[0].nblk_x
* surface
->bpe
;
290 metadata
->u
.legacy
.scanout
= (surface
->flags
& RADEON_SURF_SCANOUT
) != 0;
293 static void r600_surface_import_metadata(struct r600_common_screen
*rscreen
,
294 struct radeon_surf
*surf
,
295 struct radeon_bo_metadata
*metadata
,
296 enum radeon_surf_mode
*array_mode
,
299 surf
->u
.legacy
.pipe_config
= metadata
->u
.legacy
.pipe_config
;
300 surf
->u
.legacy
.bankw
= metadata
->u
.legacy
.bankw
;
301 surf
->u
.legacy
.bankh
= metadata
->u
.legacy
.bankh
;
302 surf
->u
.legacy
.tile_split
= metadata
->u
.legacy
.tile_split
;
303 surf
->u
.legacy
.mtilea
= metadata
->u
.legacy
.mtilea
;
304 surf
->u
.legacy
.num_banks
= metadata
->u
.legacy
.num_banks
;
306 if (metadata
->u
.legacy
.macrotile
== RADEON_LAYOUT_TILED
)
307 *array_mode
= RADEON_SURF_MODE_2D
;
308 else if (metadata
->u
.legacy
.microtile
== RADEON_LAYOUT_TILED
)
309 *array_mode
= RADEON_SURF_MODE_1D
;
311 *array_mode
= RADEON_SURF_MODE_LINEAR_ALIGNED
;
313 *is_scanout
= metadata
->u
.legacy
.scanout
;
316 static void r600_eliminate_fast_color_clear(struct r600_common_context
*rctx
,
317 struct r600_texture
*rtex
)
319 struct r600_common_screen
*rscreen
= rctx
->screen
;
320 struct pipe_context
*ctx
= &rctx
->b
;
322 if (ctx
== rscreen
->aux_context
)
323 mtx_lock(&rscreen
->aux_context_lock
);
325 ctx
->flush_resource(ctx
, &rtex
->resource
.b
.b
);
326 ctx
->flush(ctx
, NULL
, 0);
328 if (ctx
== rscreen
->aux_context
)
329 mtx_unlock(&rscreen
->aux_context_lock
);
332 static void r600_texture_discard_cmask(struct r600_common_screen
*rscreen
,
333 struct r600_texture
*rtex
)
335 if (!rtex
->cmask
.size
)
338 assert(rtex
->resource
.b
.b
.nr_samples
<= 1);
341 memset(&rtex
->cmask
, 0, sizeof(rtex
->cmask
));
342 rtex
->cmask
.base_address_reg
= rtex
->resource
.gpu_address
>> 8;
343 rtex
->dirty_level_mask
= 0;
345 rtex
->cb_color_info
&= ~EG_S_028C70_FAST_CLEAR(1);
347 if (rtex
->cmask_buffer
!= &rtex
->resource
)
348 r600_resource_reference(&rtex
->cmask_buffer
, NULL
);
350 /* Notify all contexts about the change. */
351 p_atomic_inc(&rscreen
->dirty_tex_counter
);
352 p_atomic_inc(&rscreen
->compressed_colortex_counter
);
355 static void r600_reallocate_texture_inplace(struct r600_common_context
*rctx
,
356 struct r600_texture
*rtex
,
357 unsigned new_bind_flag
,
358 bool invalidate_storage
)
360 struct pipe_screen
*screen
= rctx
->b
.screen
;
361 struct r600_texture
*new_tex
;
362 struct pipe_resource templ
= rtex
->resource
.b
.b
;
365 templ
.bind
|= new_bind_flag
;
367 /* r600g doesn't react to dirty_tex_descriptor_counter */
368 if (rctx
->chip_class
< SI
)
371 if (rtex
->resource
.b
.is_shared
)
374 if (new_bind_flag
== PIPE_BIND_LINEAR
) {
375 if (rtex
->surface
.is_linear
)
378 /* This fails with MSAA, depth, and compressed textures. */
379 if (r600_choose_tiling(rctx
->screen
, &templ
) !=
380 RADEON_SURF_MODE_LINEAR_ALIGNED
)
384 new_tex
= (struct r600_texture
*)screen
->resource_create(screen
, &templ
);
388 /* Copy the pixels to the new texture. */
389 if (!invalidate_storage
) {
390 for (i
= 0; i
<= templ
.last_level
; i
++) {
394 u_minify(templ
.width0
, i
), u_minify(templ
.height0
, i
),
395 util_max_layer(&templ
, i
) + 1, &box
);
397 rctx
->dma_copy(&rctx
->b
, &new_tex
->resource
.b
.b
, i
, 0, 0, 0,
398 &rtex
->resource
.b
.b
, i
, &box
);
402 if (new_bind_flag
== PIPE_BIND_LINEAR
) {
403 r600_texture_discard_cmask(rctx
->screen
, rtex
);
406 /* Replace the structure fields of rtex. */
407 rtex
->resource
.b
.b
.bind
= templ
.bind
;
408 pb_reference(&rtex
->resource
.buf
, new_tex
->resource
.buf
);
409 rtex
->resource
.gpu_address
= new_tex
->resource
.gpu_address
;
410 rtex
->resource
.vram_usage
= new_tex
->resource
.vram_usage
;
411 rtex
->resource
.gart_usage
= new_tex
->resource
.gart_usage
;
412 rtex
->resource
.bo_size
= new_tex
->resource
.bo_size
;
413 rtex
->resource
.bo_alignment
= new_tex
->resource
.bo_alignment
;
414 rtex
->resource
.domains
= new_tex
->resource
.domains
;
415 rtex
->resource
.flags
= new_tex
->resource
.flags
;
416 rtex
->size
= new_tex
->size
;
417 rtex
->db_render_format
= new_tex
->db_render_format
;
418 rtex
->db_compatible
= new_tex
->db_compatible
;
419 rtex
->can_sample_z
= new_tex
->can_sample_z
;
420 rtex
->can_sample_s
= new_tex
->can_sample_s
;
421 rtex
->surface
= new_tex
->surface
;
422 rtex
->fmask
= new_tex
->fmask
;
423 rtex
->cmask
= new_tex
->cmask
;
424 rtex
->cb_color_info
= new_tex
->cb_color_info
;
425 rtex
->last_msaa_resolve_target_micro_mode
= new_tex
->last_msaa_resolve_target_micro_mode
;
426 rtex
->htile_offset
= new_tex
->htile_offset
;
427 rtex
->depth_cleared
= new_tex
->depth_cleared
;
428 rtex
->stencil_cleared
= new_tex
->stencil_cleared
;
429 rtex
->non_disp_tiling
= new_tex
->non_disp_tiling
;
430 rtex
->framebuffers_bound
= new_tex
->framebuffers_bound
;
432 if (new_bind_flag
== PIPE_BIND_LINEAR
) {
433 assert(!rtex
->htile_offset
);
434 assert(!rtex
->cmask
.size
);
435 assert(!rtex
->fmask
.size
);
436 assert(!rtex
->is_depth
);
439 r600_texture_reference(&new_tex
, NULL
);
441 p_atomic_inc(&rctx
->screen
->dirty_tex_counter
);
444 static boolean
r600_texture_get_handle(struct pipe_screen
* screen
,
445 struct pipe_context
*ctx
,
446 struct pipe_resource
*resource
,
447 struct winsys_handle
*whandle
,
450 struct r600_common_screen
*rscreen
= (struct r600_common_screen
*)screen
;
451 struct r600_common_context
*rctx
;
452 struct r600_resource
*res
= (struct r600_resource
*)resource
;
453 struct r600_texture
*rtex
= (struct r600_texture
*)resource
;
454 struct radeon_bo_metadata metadata
;
455 bool update_metadata
= false;
456 unsigned stride
, offset
, slice_size
;
458 ctx
= threaded_context_unwrap_sync(ctx
);
459 rctx
= (struct r600_common_context
*)(ctx
? ctx
: rscreen
->aux_context
);
461 if (resource
->target
!= PIPE_BUFFER
) {
462 /* This is not supported now, but it might be required for OpenCL
463 * interop in the future.
465 if (resource
->nr_samples
> 1 || rtex
->is_depth
)
468 /* Move a suballocated texture into a non-suballocated allocation. */
469 if (rscreen
->ws
->buffer_is_suballocated(res
->buf
) ||
470 rtex
->surface
.tile_swizzle
) {
471 assert(!res
->b
.is_shared
);
472 r600_reallocate_texture_inplace(rctx
, rtex
,
473 PIPE_BIND_SHARED
, false);
474 rctx
->b
.flush(&rctx
->b
, NULL
, 0);
475 assert(res
->b
.b
.bind
& PIPE_BIND_SHARED
);
476 assert(res
->flags
& RADEON_FLAG_NO_SUBALLOC
);
477 assert(rtex
->surface
.tile_swizzle
== 0);
480 if (!(usage
& PIPE_HANDLE_USAGE_EXPLICIT_FLUSH
) &&
482 /* Eliminate fast clear (CMASK) */
483 r600_eliminate_fast_color_clear(rctx
, rtex
);
485 /* Disable CMASK if flush_resource isn't going
488 if (rtex
->cmask
.size
)
489 r600_texture_discard_cmask(rscreen
, rtex
);
493 if (!res
->b
.is_shared
|| update_metadata
) {
494 r600_texture_init_metadata(rscreen
, rtex
, &metadata
);
495 if (rscreen
->query_opaque_metadata
)
496 rscreen
->query_opaque_metadata(rscreen
, rtex
,
499 rscreen
->ws
->buffer_set_metadata(res
->buf
, &metadata
);
502 offset
= rtex
->surface
.u
.legacy
.level
[0].offset
;
503 stride
= rtex
->surface
.u
.legacy
.level
[0].nblk_x
*
505 slice_size
= rtex
->surface
.u
.legacy
.level
[0].slice_size
;
507 /* Move a suballocated buffer into a non-suballocated allocation. */
508 if (rscreen
->ws
->buffer_is_suballocated(res
->buf
)) {
509 assert(!res
->b
.is_shared
);
511 /* Allocate a new buffer with PIPE_BIND_SHARED. */
512 struct pipe_resource templ
= res
->b
.b
;
513 templ
.bind
|= PIPE_BIND_SHARED
;
515 struct pipe_resource
*newb
=
516 screen
->resource_create(screen
, &templ
);
520 /* Copy the old buffer contents to the new one. */
522 u_box_1d(0, newb
->width0
, &box
);
523 rctx
->b
.resource_copy_region(&rctx
->b
, newb
, 0, 0, 0, 0,
525 /* Move the new buffer storage to the old pipe_resource. */
526 r600_replace_buffer_storage(&rctx
->b
, &res
->b
.b
, newb
);
527 pipe_resource_reference(&newb
, NULL
);
529 assert(res
->b
.b
.bind
& PIPE_BIND_SHARED
);
530 assert(res
->flags
& RADEON_FLAG_NO_SUBALLOC
);
539 if (res
->b
.is_shared
) {
540 /* USAGE_EXPLICIT_FLUSH must be cleared if at least one user
543 res
->external_usage
|= usage
& ~PIPE_HANDLE_USAGE_EXPLICIT_FLUSH
;
544 if (!(usage
& PIPE_HANDLE_USAGE_EXPLICIT_FLUSH
))
545 res
->external_usage
&= ~PIPE_HANDLE_USAGE_EXPLICIT_FLUSH
;
547 res
->b
.is_shared
= true;
548 res
->external_usage
= usage
;
551 return rscreen
->ws
->buffer_get_handle(res
->buf
, stride
, offset
,
552 slice_size
, whandle
);
555 static void r600_texture_destroy(struct pipe_screen
*screen
,
556 struct pipe_resource
*ptex
)
558 struct r600_texture
*rtex
= (struct r600_texture
*)ptex
;
559 struct r600_resource
*resource
= &rtex
->resource
;
561 r600_texture_reference(&rtex
->flushed_depth_texture
, NULL
);
563 if (rtex
->cmask_buffer
!= &rtex
->resource
) {
564 r600_resource_reference(&rtex
->cmask_buffer
, NULL
);
566 pb_reference(&resource
->buf
, NULL
);
570 static const struct u_resource_vtbl r600_texture_vtbl
;
572 /* The number of samples can be specified independently of the texture. */
573 void r600_texture_get_fmask_info(struct r600_common_screen
*rscreen
,
574 struct r600_texture
*rtex
,
576 struct r600_fmask_info
*out
)
578 /* FMASK is allocated like an ordinary texture. */
579 struct pipe_resource templ
= rtex
->resource
.b
.b
;
580 struct radeon_surf fmask
= {};
583 memset(out
, 0, sizeof(*out
));
585 templ
.nr_samples
= 1;
586 flags
= rtex
->surface
.flags
| RADEON_SURF_FMASK
;
588 /* Use the same parameters and tile mode. */
589 fmask
.u
.legacy
.bankw
= rtex
->surface
.u
.legacy
.bankw
;
590 fmask
.u
.legacy
.bankh
= rtex
->surface
.u
.legacy
.bankh
;
591 fmask
.u
.legacy
.mtilea
= rtex
->surface
.u
.legacy
.mtilea
;
592 fmask
.u
.legacy
.tile_split
= rtex
->surface
.u
.legacy
.tile_split
;
595 fmask
.u
.legacy
.bankh
= 4;
597 switch (nr_samples
) {
606 R600_ERR("Invalid sample count for FMASK allocation.\n");
610 /* Overallocate FMASK on R600-R700 to fix colorbuffer corruption.
611 * This can be fixed by writing a separate FMASK allocator specifically
612 * for R600-R700 asics. */
613 if (rscreen
->chip_class
<= R700
) {
617 if (rscreen
->ws
->surface_init(rscreen
->ws
, &templ
, flags
, bpe
,
618 RADEON_SURF_MODE_2D
, &fmask
)) {
619 R600_ERR("Got error in surface_init while allocating FMASK.\n");
623 assert(fmask
.u
.legacy
.level
[0].mode
== RADEON_SURF_MODE_2D
);
625 out
->slice_tile_max
= (fmask
.u
.legacy
.level
[0].nblk_x
* fmask
.u
.legacy
.level
[0].nblk_y
) / 64;
626 if (out
->slice_tile_max
)
627 out
->slice_tile_max
-= 1;
629 out
->tile_mode_index
= fmask
.u
.legacy
.tiling_index
[0];
630 out
->pitch_in_pixels
= fmask
.u
.legacy
.level
[0].nblk_x
;
631 out
->bank_height
= fmask
.u
.legacy
.bankh
;
632 out
->tile_swizzle
= fmask
.tile_swizzle
;
633 out
->alignment
= MAX2(256, fmask
.surf_alignment
);
634 out
->size
= fmask
.surf_size
;
637 static void r600_texture_allocate_fmask(struct r600_common_screen
*rscreen
,
638 struct r600_texture
*rtex
)
640 r600_texture_get_fmask_info(rscreen
, rtex
,
641 rtex
->resource
.b
.b
.nr_samples
, &rtex
->fmask
);
643 rtex
->fmask
.offset
= align64(rtex
->size
, rtex
->fmask
.alignment
);
644 rtex
->size
= rtex
->fmask
.offset
+ rtex
->fmask
.size
;
647 void r600_texture_get_cmask_info(struct r600_common_screen
*rscreen
,
648 struct r600_texture
*rtex
,
649 struct r600_cmask_info
*out
)
651 unsigned cmask_tile_width
= 8;
652 unsigned cmask_tile_height
= 8;
653 unsigned cmask_tile_elements
= cmask_tile_width
* cmask_tile_height
;
654 unsigned element_bits
= 4;
655 unsigned cmask_cache_bits
= 1024;
656 unsigned num_pipes
= rscreen
->info
.num_tile_pipes
;
657 unsigned pipe_interleave_bytes
= rscreen
->info
.pipe_interleave_bytes
;
659 unsigned elements_per_macro_tile
= (cmask_cache_bits
/ element_bits
) * num_pipes
;
660 unsigned pixels_per_macro_tile
= elements_per_macro_tile
* cmask_tile_elements
;
661 unsigned sqrt_pixels_per_macro_tile
= sqrt(pixels_per_macro_tile
);
662 unsigned macro_tile_width
= util_next_power_of_two(sqrt_pixels_per_macro_tile
);
663 unsigned macro_tile_height
= pixels_per_macro_tile
/ macro_tile_width
;
665 unsigned pitch_elements
= align(rtex
->resource
.b
.b
.width0
, macro_tile_width
);
666 unsigned height
= align(rtex
->resource
.b
.b
.height0
, macro_tile_height
);
668 unsigned base_align
= num_pipes
* pipe_interleave_bytes
;
669 unsigned slice_bytes
=
670 ((pitch_elements
* height
* element_bits
+ 7) / 8) / cmask_tile_elements
;
672 assert(macro_tile_width
% 128 == 0);
673 assert(macro_tile_height
% 128 == 0);
675 out
->slice_tile_max
= ((pitch_elements
* height
) / (128*128)) - 1;
676 out
->alignment
= MAX2(256, base_align
);
677 out
->size
= (util_max_layer(&rtex
->resource
.b
.b
, 0) + 1) *
678 align(slice_bytes
, base_align
);
681 static void r600_texture_allocate_cmask(struct r600_common_screen
*rscreen
,
682 struct r600_texture
*rtex
)
684 r600_texture_get_cmask_info(rscreen
, rtex
, &rtex
->cmask
);
686 rtex
->cmask
.offset
= align64(rtex
->size
, rtex
->cmask
.alignment
);
687 rtex
->size
= rtex
->cmask
.offset
+ rtex
->cmask
.size
;
689 rtex
->cb_color_info
|= EG_S_028C70_FAST_CLEAR(1);
692 static void r600_texture_alloc_cmask_separate(struct r600_common_screen
*rscreen
,
693 struct r600_texture
*rtex
)
695 if (rtex
->cmask_buffer
)
698 assert(rtex
->cmask
.size
== 0);
700 r600_texture_get_cmask_info(rscreen
, rtex
, &rtex
->cmask
);
702 rtex
->cmask_buffer
= (struct r600_resource
*)
703 r600_aligned_buffer_create(&rscreen
->b
,
704 R600_RESOURCE_FLAG_UNMAPPABLE
,
707 rtex
->cmask
.alignment
);
708 if (rtex
->cmask_buffer
== NULL
) {
709 rtex
->cmask
.size
= 0;
713 /* update colorbuffer state bits */
714 rtex
->cmask
.base_address_reg
= rtex
->cmask_buffer
->gpu_address
>> 8;
716 rtex
->cb_color_info
|= EG_S_028C70_FAST_CLEAR(1);
718 p_atomic_inc(&rscreen
->compressed_colortex_counter
);
721 static void r600_texture_get_htile_size(struct r600_common_screen
*rscreen
,
722 struct r600_texture
*rtex
)
724 unsigned cl_width
, cl_height
, width
, height
;
725 unsigned slice_elements
, slice_bytes
, pipe_interleave_bytes
, base_align
;
726 unsigned num_pipes
= rscreen
->info
.num_tile_pipes
;
728 rtex
->surface
.htile_size
= 0;
730 if (rscreen
->chip_class
<= EVERGREEN
&&
731 rscreen
->info
.drm_major
== 2 && rscreen
->info
.drm_minor
< 26)
734 /* HW bug on R6xx. */
735 if (rscreen
->chip_class
== R600
&&
736 (rtex
->resource
.b
.b
.width0
> 7680 ||
737 rtex
->resource
.b
.b
.height0
> 7680))
766 width
= align(rtex
->resource
.b
.b
.width0
, cl_width
* 8);
767 height
= align(rtex
->resource
.b
.b
.height0
, cl_height
* 8);
769 slice_elements
= (width
* height
) / (8 * 8);
770 slice_bytes
= slice_elements
* 4;
772 pipe_interleave_bytes
= rscreen
->info
.pipe_interleave_bytes
;
773 base_align
= num_pipes
* pipe_interleave_bytes
;
775 rtex
->surface
.htile_alignment
= base_align
;
776 rtex
->surface
.htile_size
=
777 (util_max_layer(&rtex
->resource
.b
.b
, 0) + 1) *
778 align(slice_bytes
, base_align
);
781 static void r600_texture_allocate_htile(struct r600_common_screen
*rscreen
,
782 struct r600_texture
*rtex
)
784 r600_texture_get_htile_size(rscreen
, rtex
);
786 if (!rtex
->surface
.htile_size
)
789 rtex
->htile_offset
= align(rtex
->size
, rtex
->surface
.htile_alignment
);
790 rtex
->size
= rtex
->htile_offset
+ rtex
->surface
.htile_size
;
793 void r600_print_texture_info(struct r600_common_screen
*rscreen
,
794 struct r600_texture
*rtex
, struct u_log_context
*log
)
798 /* Common parameters. */
799 u_log_printf(log
, " Info: npix_x=%u, npix_y=%u, npix_z=%u, blk_w=%u, "
800 "blk_h=%u, array_size=%u, last_level=%u, "
801 "bpe=%u, nsamples=%u, flags=0x%x, %s\n",
802 rtex
->resource
.b
.b
.width0
, rtex
->resource
.b
.b
.height0
,
803 rtex
->resource
.b
.b
.depth0
, rtex
->surface
.blk_w
,
805 rtex
->resource
.b
.b
.array_size
, rtex
->resource
.b
.b
.last_level
,
806 rtex
->surface
.bpe
, rtex
->resource
.b
.b
.nr_samples
,
807 rtex
->surface
.flags
, util_format_short_name(rtex
->resource
.b
.b
.format
));
809 u_log_printf(log
, " Layout: size=%"PRIu64
", alignment=%u, bankw=%u, "
810 "bankh=%u, nbanks=%u, mtilea=%u, tilesplit=%u, pipeconfig=%u, scanout=%u\n",
811 rtex
->surface
.surf_size
, rtex
->surface
.surf_alignment
, rtex
->surface
.u
.legacy
.bankw
,
812 rtex
->surface
.u
.legacy
.bankh
, rtex
->surface
.u
.legacy
.num_banks
, rtex
->surface
.u
.legacy
.mtilea
,
813 rtex
->surface
.u
.legacy
.tile_split
, rtex
->surface
.u
.legacy
.pipe_config
,
814 (rtex
->surface
.flags
& RADEON_SURF_SCANOUT
) != 0);
816 if (rtex
->fmask
.size
)
817 u_log_printf(log
, " FMask: offset=%"PRIu64
", size=%"PRIu64
", alignment=%u, pitch_in_pixels=%u, "
818 "bankh=%u, slice_tile_max=%u, tile_mode_index=%u\n",
819 rtex
->fmask
.offset
, rtex
->fmask
.size
, rtex
->fmask
.alignment
,
820 rtex
->fmask
.pitch_in_pixels
, rtex
->fmask
.bank_height
,
821 rtex
->fmask
.slice_tile_max
, rtex
->fmask
.tile_mode_index
);
823 if (rtex
->cmask
.size
)
824 u_log_printf(log
, " CMask: offset=%"PRIu64
", size=%"PRIu64
", alignment=%u, "
825 "slice_tile_max=%u\n",
826 rtex
->cmask
.offset
, rtex
->cmask
.size
, rtex
->cmask
.alignment
,
827 rtex
->cmask
.slice_tile_max
);
829 if (rtex
->htile_offset
)
830 u_log_printf(log
, " HTile: offset=%"PRIu64
", size=%"PRIu64
", "
832 rtex
->htile_offset
, rtex
->surface
.htile_size
,
833 rtex
->surface
.htile_alignment
);
835 for (i
= 0; i
<= rtex
->resource
.b
.b
.last_level
; i
++)
836 u_log_printf(log
, " Level[%i]: offset=%"PRIu64
", slice_size=%"PRIu64
", "
837 "npix_x=%u, npix_y=%u, npix_z=%u, nblk_x=%u, nblk_y=%u, "
838 "mode=%u, tiling_index = %u\n",
839 i
, rtex
->surface
.u
.legacy
.level
[i
].offset
,
840 rtex
->surface
.u
.legacy
.level
[i
].slice_size
,
841 u_minify(rtex
->resource
.b
.b
.width0
, i
),
842 u_minify(rtex
->resource
.b
.b
.height0
, i
),
843 u_minify(rtex
->resource
.b
.b
.depth0
, i
),
844 rtex
->surface
.u
.legacy
.level
[i
].nblk_x
,
845 rtex
->surface
.u
.legacy
.level
[i
].nblk_y
,
846 rtex
->surface
.u
.legacy
.level
[i
].mode
,
847 rtex
->surface
.u
.legacy
.tiling_index
[i
]);
849 if (rtex
->surface
.has_stencil
) {
850 u_log_printf(log
, " StencilLayout: tilesplit=%u\n",
851 rtex
->surface
.u
.legacy
.stencil_tile_split
);
852 for (i
= 0; i
<= rtex
->resource
.b
.b
.last_level
; i
++) {
853 u_log_printf(log
, " StencilLevel[%i]: offset=%"PRIu64
", "
854 "slice_size=%"PRIu64
", npix_x=%u, "
855 "npix_y=%u, npix_z=%u, nblk_x=%u, nblk_y=%u, "
856 "mode=%u, tiling_index = %u\n",
857 i
, rtex
->surface
.u
.legacy
.stencil_level
[i
].offset
,
858 rtex
->surface
.u
.legacy
.stencil_level
[i
].slice_size
,
859 u_minify(rtex
->resource
.b
.b
.width0
, i
),
860 u_minify(rtex
->resource
.b
.b
.height0
, i
),
861 u_minify(rtex
->resource
.b
.b
.depth0
, i
),
862 rtex
->surface
.u
.legacy
.stencil_level
[i
].nblk_x
,
863 rtex
->surface
.u
.legacy
.stencil_level
[i
].nblk_y
,
864 rtex
->surface
.u
.legacy
.stencil_level
[i
].mode
,
865 rtex
->surface
.u
.legacy
.stencil_tiling_index
[i
]);
870 /* Common processing for r600_texture_create and r600_texture_from_handle */
871 static struct r600_texture
*
872 r600_texture_create_object(struct pipe_screen
*screen
,
873 const struct pipe_resource
*base
,
874 struct pb_buffer
*buf
,
875 struct radeon_surf
*surface
)
877 struct r600_texture
*rtex
;
878 struct r600_resource
*resource
;
879 struct r600_common_screen
*rscreen
= (struct r600_common_screen
*)screen
;
881 rtex
= CALLOC_STRUCT(r600_texture
);
885 resource
= &rtex
->resource
;
886 resource
->b
.b
= *base
;
887 resource
->b
.b
.next
= NULL
;
888 resource
->b
.vtbl
= &r600_texture_vtbl
;
889 pipe_reference_init(&resource
->b
.b
.reference
, 1);
890 resource
->b
.b
.screen
= screen
;
892 /* don't include stencil-only formats which we don't support for rendering */
893 rtex
->is_depth
= util_format_has_depth(util_format_description(rtex
->resource
.b
.b
.format
));
895 rtex
->surface
= *surface
;
896 rtex
->size
= rtex
->surface
.surf_size
;
897 rtex
->db_render_format
= base
->format
;
899 /* Tiled depth textures utilize the non-displayable tile order.
900 * This must be done after r600_setup_surface.
901 * Applies to R600-Cayman. */
902 rtex
->non_disp_tiling
= rtex
->is_depth
&& rtex
->surface
.u
.legacy
.level
[0].mode
>= RADEON_SURF_MODE_1D
;
903 /* Applies to GCN. */
904 rtex
->last_msaa_resolve_target_micro_mode
= rtex
->surface
.micro_tile_mode
;
906 if (rtex
->is_depth
) {
907 if (base
->flags
& (R600_RESOURCE_FLAG_TRANSFER
|
908 R600_RESOURCE_FLAG_FLUSHED_DEPTH
) ||
909 rscreen
->chip_class
>= EVERGREEN
) {
910 rtex
->can_sample_z
= !rtex
->surface
.u
.legacy
.depth_adjusted
;
911 rtex
->can_sample_s
= !rtex
->surface
.u
.legacy
.stencil_adjusted
;
913 if (rtex
->resource
.b
.b
.nr_samples
<= 1 &&
914 (rtex
->resource
.b
.b
.format
== PIPE_FORMAT_Z16_UNORM
||
915 rtex
->resource
.b
.b
.format
== PIPE_FORMAT_Z32_FLOAT
))
916 rtex
->can_sample_z
= true;
919 if (!(base
->flags
& (R600_RESOURCE_FLAG_TRANSFER
|
920 R600_RESOURCE_FLAG_FLUSHED_DEPTH
))) {
921 rtex
->db_compatible
= true;
923 if (!(rscreen
->debug_flags
& DBG_NO_HYPERZ
))
924 r600_texture_allocate_htile(rscreen
, rtex
);
927 if (base
->nr_samples
> 1) {
929 r600_texture_allocate_fmask(rscreen
, rtex
);
930 r600_texture_allocate_cmask(rscreen
, rtex
);
931 rtex
->cmask_buffer
= &rtex
->resource
;
933 if (!rtex
->fmask
.size
|| !rtex
->cmask
.size
) {
940 /* Now create the backing buffer. */
942 r600_init_resource_fields(rscreen
, resource
, rtex
->size
,
943 rtex
->surface
.surf_alignment
);
945 /* Displayable surfaces are not suballocated. */
946 if (resource
->b
.b
.bind
& PIPE_BIND_SCANOUT
)
947 resource
->flags
|= RADEON_FLAG_NO_SUBALLOC
;
949 if (!r600_alloc_resource(rscreen
, resource
)) {
955 resource
->gpu_address
= rscreen
->ws
->buffer_get_virtual_address(resource
->buf
);
956 resource
->bo_size
= buf
->size
;
957 resource
->bo_alignment
= buf
->alignment
;
958 resource
->domains
= rscreen
->ws
->buffer_get_initial_domain(resource
->buf
);
959 if (resource
->domains
& RADEON_DOMAIN_VRAM
)
960 resource
->vram_usage
= buf
->size
;
961 else if (resource
->domains
& RADEON_DOMAIN_GTT
)
962 resource
->gart_usage
= buf
->size
;
965 if (rtex
->cmask
.size
) {
966 /* Initialize the cmask to 0xCC (= compressed state). */
967 r600_screen_clear_buffer(rscreen
, &rtex
->cmask_buffer
->b
.b
,
968 rtex
->cmask
.offset
, rtex
->cmask
.size
,
971 if (rtex
->htile_offset
) {
972 uint32_t clear_value
= 0;
974 r600_screen_clear_buffer(rscreen
, &rtex
->resource
.b
.b
,
976 rtex
->surface
.htile_size
,
980 /* Initialize the CMASK base register value. */
981 rtex
->cmask
.base_address_reg
=
982 (rtex
->resource
.gpu_address
+ rtex
->cmask
.offset
) >> 8;
984 if (rscreen
->debug_flags
& DBG_VM
) {
985 fprintf(stderr
, "VM start=0x%"PRIX64
" end=0x%"PRIX64
" | Texture %ix%ix%i, %i levels, %i samples, %s\n",
986 rtex
->resource
.gpu_address
,
987 rtex
->resource
.gpu_address
+ rtex
->resource
.buf
->size
,
988 base
->width0
, base
->height0
, util_max_layer(base
, 0)+1, base
->last_level
+1,
989 base
->nr_samples
? base
->nr_samples
: 1, util_format_short_name(base
->format
));
992 if (rscreen
->debug_flags
& DBG_TEX
) {
994 struct u_log_context log
;
995 u_log_context_init(&log
);
996 r600_print_texture_info(rscreen
, rtex
, &log
);
997 u_log_new_page_print(&log
, stdout
);
999 u_log_context_destroy(&log
);
1005 static enum radeon_surf_mode
1006 r600_choose_tiling(struct r600_common_screen
*rscreen
,
1007 const struct pipe_resource
*templ
)
1009 const struct util_format_description
*desc
= util_format_description(templ
->format
);
1010 bool force_tiling
= templ
->flags
& R600_RESOURCE_FLAG_FORCE_TILING
;
1011 bool is_depth_stencil
= util_format_is_depth_or_stencil(templ
->format
) &&
1012 !(templ
->flags
& R600_RESOURCE_FLAG_FLUSHED_DEPTH
);
1014 /* MSAA resources must be 2D tiled. */
1015 if (templ
->nr_samples
> 1)
1016 return RADEON_SURF_MODE_2D
;
1018 /* Transfer resources should be linear. */
1019 if (templ
->flags
& R600_RESOURCE_FLAG_TRANSFER
)
1020 return RADEON_SURF_MODE_LINEAR_ALIGNED
;
1022 /* r600g: force tiling on TEXTURE_2D and TEXTURE_3D compute resources. */
1023 if (rscreen
->chip_class
>= R600
&& rscreen
->chip_class
<= CAYMAN
&&
1024 (templ
->bind
& PIPE_BIND_COMPUTE_RESOURCE
) &&
1025 (templ
->target
== PIPE_TEXTURE_2D
||
1026 templ
->target
== PIPE_TEXTURE_3D
))
1027 force_tiling
= true;
1029 /* Handle common candidates for the linear mode.
1030 * Compressed textures and DB surfaces must always be tiled.
1032 if (!force_tiling
&&
1033 !is_depth_stencil
&&
1034 !util_format_is_compressed(templ
->format
)) {
1035 if (rscreen
->debug_flags
& DBG_NO_TILING
)
1036 return RADEON_SURF_MODE_LINEAR_ALIGNED
;
1038 /* Tiling doesn't work with the 422 (SUBSAMPLED) formats on R600+. */
1039 if (desc
->layout
== UTIL_FORMAT_LAYOUT_SUBSAMPLED
)
1040 return RADEON_SURF_MODE_LINEAR_ALIGNED
;
1042 if (templ
->bind
& PIPE_BIND_LINEAR
)
1043 return RADEON_SURF_MODE_LINEAR_ALIGNED
;
1045 /* Textures with a very small height are recommended to be linear. */
1046 if (templ
->target
== PIPE_TEXTURE_1D
||
1047 templ
->target
== PIPE_TEXTURE_1D_ARRAY
||
1048 /* Only very thin and long 2D textures should benefit from
1049 * linear_aligned. */
1050 (templ
->width0
> 8 && templ
->height0
<= 2))
1051 return RADEON_SURF_MODE_LINEAR_ALIGNED
;
1053 /* Textures likely to be mapped often. */
1054 if (templ
->usage
== PIPE_USAGE_STAGING
||
1055 templ
->usage
== PIPE_USAGE_STREAM
)
1056 return RADEON_SURF_MODE_LINEAR_ALIGNED
;
1059 /* Make small textures 1D tiled. */
1060 if (templ
->width0
<= 16 || templ
->height0
<= 16 ||
1061 (rscreen
->debug_flags
& DBG_NO_2D_TILING
))
1062 return RADEON_SURF_MODE_1D
;
1064 /* The allocator will switch to 1D if needed. */
1065 return RADEON_SURF_MODE_2D
;
1068 struct pipe_resource
*r600_texture_create(struct pipe_screen
*screen
,
1069 const struct pipe_resource
*templ
)
1071 struct r600_common_screen
*rscreen
= (struct r600_common_screen
*)screen
;
1072 struct radeon_surf surface
= {0};
1073 bool is_flushed_depth
= templ
->flags
& R600_RESOURCE_FLAG_FLUSHED_DEPTH
;
1076 r
= r600_init_surface(rscreen
, &surface
, templ
,
1077 r600_choose_tiling(rscreen
, templ
), 0, 0,
1078 false, false, is_flushed_depth
);
1083 return (struct pipe_resource
*)
1084 r600_texture_create_object(screen
, templ
, NULL
, &surface
);
1087 static struct pipe_resource
*r600_texture_from_handle(struct pipe_screen
*screen
,
1088 const struct pipe_resource
*templ
,
1089 struct winsys_handle
*whandle
,
1092 struct r600_common_screen
*rscreen
= (struct r600_common_screen
*)screen
;
1093 struct pb_buffer
*buf
= NULL
;
1094 unsigned stride
= 0, offset
= 0;
1095 enum radeon_surf_mode array_mode
;
1096 struct radeon_surf surface
= {};
1098 struct radeon_bo_metadata metadata
= {};
1099 struct r600_texture
*rtex
;
1102 /* Support only 2D textures without mipmaps */
1103 if ((templ
->target
!= PIPE_TEXTURE_2D
&& templ
->target
!= PIPE_TEXTURE_RECT
) ||
1104 templ
->depth0
!= 1 || templ
->last_level
!= 0)
1107 buf
= rscreen
->ws
->buffer_from_handle(rscreen
->ws
, whandle
, &stride
, &offset
);
1111 rscreen
->ws
->buffer_get_metadata(buf
, &metadata
);
1112 r600_surface_import_metadata(rscreen
, &surface
, &metadata
,
1113 &array_mode
, &is_scanout
);
1115 r
= r600_init_surface(rscreen
, &surface
, templ
, array_mode
, stride
,
1116 offset
, true, is_scanout
, false);
1121 rtex
= r600_texture_create_object(screen
, templ
, buf
, &surface
);
1125 rtex
->resource
.b
.is_shared
= true;
1126 rtex
->resource
.external_usage
= usage
;
1128 if (rscreen
->apply_opaque_metadata
)
1129 rscreen
->apply_opaque_metadata(rscreen
, rtex
, &metadata
);
1131 assert(rtex
->surface
.tile_swizzle
== 0);
1132 return &rtex
->resource
.b
.b
;
1135 bool r600_init_flushed_depth_texture(struct pipe_context
*ctx
,
1136 struct pipe_resource
*texture
,
1137 struct r600_texture
**staging
)
1139 struct r600_texture
*rtex
= (struct r600_texture
*)texture
;
1140 struct pipe_resource resource
;
1141 struct r600_texture
**flushed_depth_texture
= staging
?
1142 staging
: &rtex
->flushed_depth_texture
;
1143 enum pipe_format pipe_format
= texture
->format
;
1146 if (rtex
->flushed_depth_texture
)
1147 return true; /* it's ready */
1149 if (!rtex
->can_sample_z
&& rtex
->can_sample_s
) {
1150 switch (pipe_format
) {
1151 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
:
1152 /* Save memory by not allocating the S plane. */
1153 pipe_format
= PIPE_FORMAT_Z32_FLOAT
;
1155 case PIPE_FORMAT_Z24_UNORM_S8_UINT
:
1156 case PIPE_FORMAT_S8_UINT_Z24_UNORM
:
1157 /* Save memory bandwidth by not copying the
1158 * stencil part during flush.
1160 * This potentially increases memory bandwidth
1161 * if an application uses both Z and S texturing
1162 * simultaneously (a flushed Z24S8 texture
1163 * would be stored compactly), but how often
1164 * does that really happen?
1166 pipe_format
= PIPE_FORMAT_Z24X8_UNORM
;
1170 } else if (!rtex
->can_sample_s
&& rtex
->can_sample_z
) {
1171 assert(util_format_has_stencil(util_format_description(pipe_format
)));
1173 /* DB->CB copies to an 8bpp surface don't work. */
1174 pipe_format
= PIPE_FORMAT_X24S8_UINT
;
1178 memset(&resource
, 0, sizeof(resource
));
1179 resource
.target
= texture
->target
;
1180 resource
.format
= pipe_format
;
1181 resource
.width0
= texture
->width0
;
1182 resource
.height0
= texture
->height0
;
1183 resource
.depth0
= texture
->depth0
;
1184 resource
.array_size
= texture
->array_size
;
1185 resource
.last_level
= texture
->last_level
;
1186 resource
.nr_samples
= texture
->nr_samples
;
1187 resource
.usage
= staging
? PIPE_USAGE_STAGING
: PIPE_USAGE_DEFAULT
;
1188 resource
.bind
= texture
->bind
& ~PIPE_BIND_DEPTH_STENCIL
;
1189 resource
.flags
= texture
->flags
| R600_RESOURCE_FLAG_FLUSHED_DEPTH
;
1192 resource
.flags
|= R600_RESOURCE_FLAG_TRANSFER
;
1194 *flushed_depth_texture
= (struct r600_texture
*)ctx
->screen
->resource_create(ctx
->screen
, &resource
);
1195 if (*flushed_depth_texture
== NULL
) {
1196 R600_ERR("failed to create temporary texture to hold flushed depth\n");
1200 (*flushed_depth_texture
)->non_disp_tiling
= false;
1205 * Initialize the pipe_resource descriptor to be of the same size as the box,
1206 * which is supposed to hold a subregion of the texture "orig" at the given
1209 static void r600_init_temp_resource_from_box(struct pipe_resource
*res
,
1210 struct pipe_resource
*orig
,
1211 const struct pipe_box
*box
,
1212 unsigned level
, unsigned flags
)
1214 memset(res
, 0, sizeof(*res
));
1215 res
->format
= orig
->format
;
1216 res
->width0
= box
->width
;
1217 res
->height0
= box
->height
;
1219 res
->array_size
= 1;
1220 res
->usage
= flags
& R600_RESOURCE_FLAG_TRANSFER
? PIPE_USAGE_STAGING
: PIPE_USAGE_DEFAULT
;
1223 /* We must set the correct texture target and dimensions for a 3D box. */
1224 if (box
->depth
> 1 && util_max_layer(orig
, level
) > 0) {
1225 res
->target
= PIPE_TEXTURE_2D_ARRAY
;
1226 res
->array_size
= box
->depth
;
1228 res
->target
= PIPE_TEXTURE_2D
;
1232 static bool r600_can_invalidate_texture(struct r600_common_screen
*rscreen
,
1233 struct r600_texture
*rtex
,
1234 unsigned transfer_usage
,
1235 const struct pipe_box
*box
)
1237 /* r600g doesn't react to dirty_tex_descriptor_counter */
1238 return rscreen
->chip_class
>= SI
&&
1239 !rtex
->resource
.b
.is_shared
&&
1240 !(transfer_usage
& PIPE_TRANSFER_READ
) &&
1241 rtex
->resource
.b
.b
.last_level
== 0 &&
1242 util_texrange_covers_whole_level(&rtex
->resource
.b
.b
, 0,
1243 box
->x
, box
->y
, box
->z
,
1244 box
->width
, box
->height
,
1248 static void r600_texture_invalidate_storage(struct r600_common_context
*rctx
,
1249 struct r600_texture
*rtex
)
1251 struct r600_common_screen
*rscreen
= rctx
->screen
;
1253 /* There is no point in discarding depth and tiled buffers. */
1254 assert(!rtex
->is_depth
);
1255 assert(rtex
->surface
.is_linear
);
1257 /* Reallocate the buffer in the same pipe_resource. */
1258 r600_alloc_resource(rscreen
, &rtex
->resource
);
1260 /* Initialize the CMASK base address (needed even without CMASK). */
1261 rtex
->cmask
.base_address_reg
=
1262 (rtex
->resource
.gpu_address
+ rtex
->cmask
.offset
) >> 8;
1264 p_atomic_inc(&rscreen
->dirty_tex_counter
);
1266 rctx
->num_alloc_tex_transfer_bytes
+= rtex
->size
;
1269 static void *r600_texture_transfer_map(struct pipe_context
*ctx
,
1270 struct pipe_resource
*texture
,
1273 const struct pipe_box
*box
,
1274 struct pipe_transfer
**ptransfer
)
1276 struct r600_common_context
*rctx
= (struct r600_common_context
*)ctx
;
1277 struct r600_texture
*rtex
= (struct r600_texture
*)texture
;
1278 struct r600_transfer
*trans
;
1279 struct r600_resource
*buf
;
1280 unsigned offset
= 0;
1282 bool use_staging_texture
= false;
1284 assert(!(texture
->flags
& R600_RESOURCE_FLAG_TRANSFER
));
1285 assert(box
->width
&& box
->height
&& box
->depth
);
1287 /* Depth textures use staging unconditionally. */
1288 if (!rtex
->is_depth
) {
1289 /* Degrade the tile mode if we get too many transfers on APUs.
1290 * On dGPUs, the staging texture is always faster.
1291 * Only count uploads that are at least 4x4 pixels large.
1293 if (!rctx
->screen
->info
.has_dedicated_vram
&&
1295 box
->width
>= 4 && box
->height
>= 4 &&
1296 p_atomic_inc_return(&rtex
->num_level0_transfers
) == 10) {
1297 bool can_invalidate
=
1298 r600_can_invalidate_texture(rctx
->screen
, rtex
,
1301 r600_reallocate_texture_inplace(rctx
, rtex
,
1306 /* Tiled textures need to be converted into a linear texture for CPU
1307 * access. The staging texture is always linear and is placed in GART.
1309 * Reading from VRAM or GTT WC is slow, always use the staging
1310 * texture in this case.
1312 * Use the staging texture for uploads if the underlying BO
1315 if (!rtex
->surface
.is_linear
)
1316 use_staging_texture
= true;
1317 else if (usage
& PIPE_TRANSFER_READ
)
1318 use_staging_texture
=
1319 rtex
->resource
.domains
& RADEON_DOMAIN_VRAM
||
1320 rtex
->resource
.flags
& RADEON_FLAG_GTT_WC
;
1321 /* Write & linear only: */
1322 else if (r600_rings_is_buffer_referenced(rctx
, rtex
->resource
.buf
,
1323 RADEON_USAGE_READWRITE
) ||
1324 !rctx
->ws
->buffer_wait(rtex
->resource
.buf
, 0,
1325 RADEON_USAGE_READWRITE
)) {
1327 if (r600_can_invalidate_texture(rctx
->screen
, rtex
,
1329 r600_texture_invalidate_storage(rctx
, rtex
);
1331 use_staging_texture
= true;
1335 trans
= CALLOC_STRUCT(r600_transfer
);
1338 pipe_resource_reference(&trans
->b
.b
.resource
, texture
);
1339 trans
->b
.b
.level
= level
;
1340 trans
->b
.b
.usage
= usage
;
1341 trans
->b
.b
.box
= *box
;
1343 if (rtex
->is_depth
) {
1344 struct r600_texture
*staging_depth
;
1346 if (rtex
->resource
.b
.b
.nr_samples
> 1) {
1347 /* MSAA depth buffers need to be converted to single sample buffers.
1349 * Mapping MSAA depth buffers can occur if ReadPixels is called
1350 * with a multisample GLX visual.
1352 * First downsample the depth buffer to a temporary texture,
1353 * then decompress the temporary one to staging.
1355 * Only the region being mapped is transfered.
1357 struct pipe_resource resource
;
1359 r600_init_temp_resource_from_box(&resource
, texture
, box
, level
, 0);
1361 if (!r600_init_flushed_depth_texture(ctx
, &resource
, &staging_depth
)) {
1362 R600_ERR("failed to create temporary texture to hold untiled copy\n");
1367 if (usage
& PIPE_TRANSFER_READ
) {
1368 struct pipe_resource
*temp
= ctx
->screen
->resource_create(ctx
->screen
, &resource
);
1370 R600_ERR("failed to create a temporary depth texture\n");
1375 r600_copy_region_with_blit(ctx
, temp
, 0, 0, 0, 0, texture
, level
, box
);
1376 rctx
->blit_decompress_depth(ctx
, (struct r600_texture
*)temp
, staging_depth
,
1377 0, 0, 0, box
->depth
, 0, 0);
1378 pipe_resource_reference(&temp
, NULL
);
1381 /* Just get the strides. */
1382 r600_texture_get_offset(rctx
->screen
, staging_depth
, level
, NULL
,
1384 &trans
->b
.b
.layer_stride
);
1386 /* XXX: only readback the rectangle which is being mapped? */
1387 /* XXX: when discard is true, no need to read back from depth texture */
1388 if (!r600_init_flushed_depth_texture(ctx
, texture
, &staging_depth
)) {
1389 R600_ERR("failed to create temporary texture to hold untiled copy\n");
1394 rctx
->blit_decompress_depth(ctx
, rtex
, staging_depth
,
1396 box
->z
, box
->z
+ box
->depth
- 1,
1399 offset
= r600_texture_get_offset(rctx
->screen
, staging_depth
,
1402 &trans
->b
.b
.layer_stride
);
1405 trans
->staging
= (struct r600_resource
*)staging_depth
;
1406 buf
= trans
->staging
;
1407 } else if (use_staging_texture
) {
1408 struct pipe_resource resource
;
1409 struct r600_texture
*staging
;
1411 r600_init_temp_resource_from_box(&resource
, texture
, box
, level
,
1412 R600_RESOURCE_FLAG_TRANSFER
);
1413 resource
.usage
= (usage
& PIPE_TRANSFER_READ
) ?
1414 PIPE_USAGE_STAGING
: PIPE_USAGE_STREAM
;
1416 /* Create the temporary texture. */
1417 staging
= (struct r600_texture
*)ctx
->screen
->resource_create(ctx
->screen
, &resource
);
1419 R600_ERR("failed to create temporary texture to hold untiled copy\n");
1423 trans
->staging
= &staging
->resource
;
1425 /* Just get the strides. */
1426 r600_texture_get_offset(rctx
->screen
, staging
, 0, NULL
,
1428 &trans
->b
.b
.layer_stride
);
1430 if (usage
& PIPE_TRANSFER_READ
)
1431 r600_copy_to_staging_texture(ctx
, trans
);
1433 usage
|= PIPE_TRANSFER_UNSYNCHRONIZED
;
1435 buf
= trans
->staging
;
1437 /* the resource is mapped directly */
1438 offset
= r600_texture_get_offset(rctx
->screen
, rtex
, level
, box
,
1440 &trans
->b
.b
.layer_stride
);
1441 buf
= &rtex
->resource
;
1444 if (!(map
= r600_buffer_map_sync_with_rings(rctx
, buf
, usage
))) {
1445 r600_resource_reference(&trans
->staging
, NULL
);
1450 *ptransfer
= &trans
->b
.b
;
1451 return map
+ offset
;
1454 static void r600_texture_transfer_unmap(struct pipe_context
*ctx
,
1455 struct pipe_transfer
* transfer
)
1457 struct r600_common_context
*rctx
= (struct r600_common_context
*)ctx
;
1458 struct r600_transfer
*rtransfer
= (struct r600_transfer
*)transfer
;
1459 struct pipe_resource
*texture
= transfer
->resource
;
1460 struct r600_texture
*rtex
= (struct r600_texture
*)texture
;
1462 if ((transfer
->usage
& PIPE_TRANSFER_WRITE
) && rtransfer
->staging
) {
1463 if (rtex
->is_depth
&& rtex
->resource
.b
.b
.nr_samples
<= 1) {
1464 ctx
->resource_copy_region(ctx
, texture
, transfer
->level
,
1465 transfer
->box
.x
, transfer
->box
.y
, transfer
->box
.z
,
1466 &rtransfer
->staging
->b
.b
, transfer
->level
,
1469 r600_copy_from_staging_texture(ctx
, rtransfer
);
1473 if (rtransfer
->staging
) {
1474 rctx
->num_alloc_tex_transfer_bytes
+= rtransfer
->staging
->buf
->size
;
1475 r600_resource_reference(&rtransfer
->staging
, NULL
);
1478 /* Heuristic for {upload, draw, upload, draw, ..}:
1480 * Flush the gfx IB if we've allocated too much texture storage.
1482 * The idea is that we don't want to build IBs that use too much
1483 * memory and put pressure on the kernel memory manager and we also
1484 * want to make temporary and invalidated buffers go idle ASAP to
1485 * decrease the total memory usage or make them reusable. The memory
1486 * usage will be slightly higher than given here because of the buffer
1487 * cache in the winsys.
1489 * The result is that the kernel memory manager is never a bottleneck.
1491 if (rctx
->num_alloc_tex_transfer_bytes
> rctx
->screen
->info
.gart_size
/ 4) {
1492 rctx
->gfx
.flush(rctx
, RADEON_FLUSH_ASYNC
, NULL
);
1493 rctx
->num_alloc_tex_transfer_bytes
= 0;
1496 pipe_resource_reference(&transfer
->resource
, NULL
);
1500 static const struct u_resource_vtbl r600_texture_vtbl
=
1502 NULL
, /* get_handle */
1503 r600_texture_destroy
, /* resource_destroy */
1504 r600_texture_transfer_map
, /* transfer_map */
1505 u_default_transfer_flush_region
, /* transfer_flush_region */
1506 r600_texture_transfer_unmap
, /* transfer_unmap */
1509 struct pipe_surface
*r600_create_surface_custom(struct pipe_context
*pipe
,
1510 struct pipe_resource
*texture
,
1511 const struct pipe_surface
*templ
,
1512 unsigned width0
, unsigned height0
,
1513 unsigned width
, unsigned height
)
1515 struct r600_surface
*surface
= CALLOC_STRUCT(r600_surface
);
1520 assert(templ
->u
.tex
.first_layer
<= util_max_layer(texture
, templ
->u
.tex
.level
));
1521 assert(templ
->u
.tex
.last_layer
<= util_max_layer(texture
, templ
->u
.tex
.level
));
1523 pipe_reference_init(&surface
->base
.reference
, 1);
1524 pipe_resource_reference(&surface
->base
.texture
, texture
);
1525 surface
->base
.context
= pipe
;
1526 surface
->base
.format
= templ
->format
;
1527 surface
->base
.width
= width
;
1528 surface
->base
.height
= height
;
1529 surface
->base
.u
= templ
->u
;
1531 surface
->width0
= width0
;
1532 surface
->height0
= height0
;
1534 return &surface
->base
;
1537 static struct pipe_surface
*r600_create_surface(struct pipe_context
*pipe
,
1538 struct pipe_resource
*tex
,
1539 const struct pipe_surface
*templ
)
1541 unsigned level
= templ
->u
.tex
.level
;
1542 unsigned width
= u_minify(tex
->width0
, level
);
1543 unsigned height
= u_minify(tex
->height0
, level
);
1544 unsigned width0
= tex
->width0
;
1545 unsigned height0
= tex
->height0
;
1547 if (tex
->target
!= PIPE_BUFFER
&& templ
->format
!= tex
->format
) {
1548 const struct util_format_description
*tex_desc
1549 = util_format_description(tex
->format
);
1550 const struct util_format_description
*templ_desc
1551 = util_format_description(templ
->format
);
1553 assert(tex_desc
->block
.bits
== templ_desc
->block
.bits
);
1555 /* Adjust size of surface if and only if the block width or
1556 * height is changed. */
1557 if (tex_desc
->block
.width
!= templ_desc
->block
.width
||
1558 tex_desc
->block
.height
!= templ_desc
->block
.height
) {
1559 unsigned nblks_x
= util_format_get_nblocksx(tex
->format
, width
);
1560 unsigned nblks_y
= util_format_get_nblocksy(tex
->format
, height
);
1562 width
= nblks_x
* templ_desc
->block
.width
;
1563 height
= nblks_y
* templ_desc
->block
.height
;
1565 width0
= util_format_get_nblocksx(tex
->format
, width0
);
1566 height0
= util_format_get_nblocksy(tex
->format
, height0
);
1570 return r600_create_surface_custom(pipe
, tex
, templ
,
1575 static void r600_surface_destroy(struct pipe_context
*pipe
,
1576 struct pipe_surface
*surface
)
1578 struct r600_surface
*surf
= (struct r600_surface
*)surface
;
1579 r600_resource_reference(&surf
->cb_buffer_fmask
, NULL
);
1580 r600_resource_reference(&surf
->cb_buffer_cmask
, NULL
);
1581 pipe_resource_reference(&surface
->texture
, NULL
);
1585 static void r600_clear_texture(struct pipe_context
*pipe
,
1586 struct pipe_resource
*tex
,
1588 const struct pipe_box
*box
,
1591 struct pipe_screen
*screen
= pipe
->screen
;
1592 struct r600_texture
*rtex
= (struct r600_texture
*)tex
;
1593 struct pipe_surface tmpl
= {{0}};
1594 struct pipe_surface
*sf
;
1595 const struct util_format_description
*desc
=
1596 util_format_description(tex
->format
);
1598 tmpl
.format
= tex
->format
;
1599 tmpl
.u
.tex
.first_layer
= box
->z
;
1600 tmpl
.u
.tex
.last_layer
= box
->z
+ box
->depth
- 1;
1601 tmpl
.u
.tex
.level
= level
;
1602 sf
= pipe
->create_surface(pipe
, tex
, &tmpl
);
1606 if (rtex
->is_depth
) {
1609 uint8_t stencil
= 0;
1611 /* Depth is always present. */
1612 clear
= PIPE_CLEAR_DEPTH
;
1613 desc
->unpack_z_float(&depth
, 0, data
, 0, 1, 1);
1615 if (rtex
->surface
.has_stencil
) {
1616 clear
|= PIPE_CLEAR_STENCIL
;
1617 desc
->unpack_s_8uint(&stencil
, 0, data
, 0, 1, 1);
1620 pipe
->clear_depth_stencil(pipe
, sf
, clear
, depth
, stencil
,
1622 box
->width
, box
->height
, false);
1624 union pipe_color_union color
;
1626 /* pipe_color_union requires the full vec4 representation. */
1627 if (util_format_is_pure_uint(tex
->format
))
1628 desc
->unpack_rgba_uint(color
.ui
, 0, data
, 0, 1, 1);
1629 else if (util_format_is_pure_sint(tex
->format
))
1630 desc
->unpack_rgba_sint(color
.i
, 0, data
, 0, 1, 1);
1632 desc
->unpack_rgba_float(color
.f
, 0, data
, 0, 1, 1);
1634 if (screen
->is_format_supported(screen
, tex
->format
,
1636 PIPE_BIND_RENDER_TARGET
)) {
1637 pipe
->clear_render_target(pipe
, sf
, &color
,
1639 box
->width
, box
->height
, false);
1641 /* Software fallback - just for R9G9B9E5_FLOAT */
1642 util_clear_render_target(pipe
, sf
, &color
,
1644 box
->width
, box
->height
);
1647 pipe_surface_reference(&sf
, NULL
);
1650 unsigned r600_translate_colorswap(enum pipe_format format
, bool do_endian_swap
)
1652 const struct util_format_description
*desc
= util_format_description(format
);
1654 #define HAS_SWIZZLE(chan,swz) (desc->swizzle[chan] == PIPE_SWIZZLE_##swz)
1656 if (format
== PIPE_FORMAT_R11G11B10_FLOAT
) /* isn't plain */
1657 return V_0280A0_SWAP_STD
;
1659 if (desc
->layout
!= UTIL_FORMAT_LAYOUT_PLAIN
)
1662 switch (desc
->nr_channels
) {
1664 if (HAS_SWIZZLE(0,X
))
1665 return V_0280A0_SWAP_STD
; /* X___ */
1666 else if (HAS_SWIZZLE(3,X
))
1667 return V_0280A0_SWAP_ALT_REV
; /* ___X */
1670 if ((HAS_SWIZZLE(0,X
) && HAS_SWIZZLE(1,Y
)) ||
1671 (HAS_SWIZZLE(0,X
) && HAS_SWIZZLE(1,NONE
)) ||
1672 (HAS_SWIZZLE(0,NONE
) && HAS_SWIZZLE(1,Y
)))
1673 return V_0280A0_SWAP_STD
; /* XY__ */
1674 else if ((HAS_SWIZZLE(0,Y
) && HAS_SWIZZLE(1,X
)) ||
1675 (HAS_SWIZZLE(0,Y
) && HAS_SWIZZLE(1,NONE
)) ||
1676 (HAS_SWIZZLE(0,NONE
) && HAS_SWIZZLE(1,X
)))
1678 return (do_endian_swap
? V_0280A0_SWAP_STD
: V_0280A0_SWAP_STD_REV
);
1679 else if (HAS_SWIZZLE(0,X
) && HAS_SWIZZLE(3,Y
))
1680 return V_0280A0_SWAP_ALT
; /* X__Y */
1681 else if (HAS_SWIZZLE(0,Y
) && HAS_SWIZZLE(3,X
))
1682 return V_0280A0_SWAP_ALT_REV
; /* Y__X */
1685 if (HAS_SWIZZLE(0,X
))
1686 return (do_endian_swap
? V_0280A0_SWAP_STD_REV
: V_0280A0_SWAP_STD
);
1687 else if (HAS_SWIZZLE(0,Z
))
1688 return V_0280A0_SWAP_STD_REV
; /* ZYX */
1691 /* check the middle channels, the 1st and 4th channel can be NONE */
1692 if (HAS_SWIZZLE(1,Y
) && HAS_SWIZZLE(2,Z
)) {
1693 return V_0280A0_SWAP_STD
; /* XYZW */
1694 } else if (HAS_SWIZZLE(1,Z
) && HAS_SWIZZLE(2,Y
)) {
1695 return V_0280A0_SWAP_STD_REV
; /* WZYX */
1696 } else if (HAS_SWIZZLE(1,Y
) && HAS_SWIZZLE(2,X
)) {
1697 return V_0280A0_SWAP_ALT
; /* ZYXW */
1698 } else if (HAS_SWIZZLE(1,Z
) && HAS_SWIZZLE(2,W
)) {
1701 return V_0280A0_SWAP_ALT_REV
;
1703 return (do_endian_swap
? V_0280A0_SWAP_ALT
: V_0280A0_SWAP_ALT_REV
);
1710 /* FAST COLOR CLEAR */
1712 static void evergreen_set_clear_color(struct r600_texture
*rtex
,
1713 enum pipe_format surface_format
,
1714 const union pipe_color_union
*color
)
1716 union util_color uc
;
1718 memset(&uc
, 0, sizeof(uc
));
1720 if (rtex
->surface
.bpe
== 16) {
1721 /* DCC fast clear only:
1722 * CLEAR_WORD0 = R = G = B
1725 assert(color
->ui
[0] == color
->ui
[1] &&
1726 color
->ui
[0] == color
->ui
[2]);
1727 uc
.ui
[0] = color
->ui
[0];
1728 uc
.ui
[1] = color
->ui
[3];
1729 } else if (util_format_is_pure_uint(surface_format
)) {
1730 util_format_write_4ui(surface_format
, color
->ui
, 0, &uc
, 0, 0, 0, 1, 1);
1731 } else if (util_format_is_pure_sint(surface_format
)) {
1732 util_format_write_4i(surface_format
, color
->i
, 0, &uc
, 0, 0, 0, 1, 1);
1734 util_pack_color(color
->f
, surface_format
, &uc
);
1737 memcpy(rtex
->color_clear_value
, &uc
, 2 * sizeof(uint32_t));
1740 void evergreen_do_fast_color_clear(struct r600_common_context
*rctx
,
1741 struct pipe_framebuffer_state
*fb
,
1742 struct r600_atom
*fb_state
,
1743 unsigned *buffers
, ubyte
*dirty_cbufs
,
1744 const union pipe_color_union
*color
)
1748 /* This function is broken in BE, so just disable this path for now */
1749 #ifdef PIPE_ARCH_BIG_ENDIAN
1753 if (rctx
->render_cond
)
1756 for (i
= 0; i
< fb
->nr_cbufs
; i
++) {
1757 struct r600_texture
*tex
;
1758 unsigned clear_bit
= PIPE_CLEAR_COLOR0
<< i
;
1763 /* if this colorbuffer is not being cleared */
1764 if (!(*buffers
& clear_bit
))
1767 tex
= (struct r600_texture
*)fb
->cbufs
[i
]->texture
;
1769 /* the clear is allowed if all layers are bound */
1770 if (fb
->cbufs
[i
]->u
.tex
.first_layer
!= 0 ||
1771 fb
->cbufs
[i
]->u
.tex
.last_layer
!= util_max_layer(&tex
->resource
.b
.b
, 0)) {
1775 /* cannot clear mipmapped textures */
1776 if (fb
->cbufs
[i
]->texture
->last_level
!= 0) {
1780 /* only supported on tiled surfaces */
1781 if (tex
->surface
.is_linear
) {
1785 /* shared textures can't use fast clear without an explicit flush,
1786 * because there is no way to communicate the clear color among
1789 if (tex
->resource
.b
.is_shared
&&
1790 !(tex
->resource
.external_usage
& PIPE_HANDLE_USAGE_EXPLICIT_FLUSH
))
1794 /* 128-bit formats are unusupported */
1795 if (tex
->surface
.bpe
> 8) {
1799 /* ensure CMASK is enabled */
1800 r600_texture_alloc_cmask_separate(rctx
->screen
, tex
);
1801 if (tex
->cmask
.size
== 0) {
1805 /* Do the fast clear. */
1806 rctx
->clear_buffer(&rctx
->b
, &tex
->cmask_buffer
->b
.b
,
1807 tex
->cmask
.offset
, tex
->cmask
.size
, 0,
1808 R600_COHERENCY_CB_META
);
1810 bool need_compressed_update
= !tex
->dirty_level_mask
;
1812 tex
->dirty_level_mask
|= 1 << fb
->cbufs
[i
]->u
.tex
.level
;
1814 if (need_compressed_update
)
1815 p_atomic_inc(&rctx
->screen
->compressed_colortex_counter
);
1818 evergreen_set_clear_color(tex
, fb
->cbufs
[i
]->format
, color
);
1821 *dirty_cbufs
|= 1 << i
;
1822 rctx
->set_atom_dirty(rctx
, fb_state
, true);
1823 *buffers
&= ~clear_bit
;
1827 static struct pipe_memory_object
*
1828 r600_memobj_from_handle(struct pipe_screen
*screen
,
1829 struct winsys_handle
*whandle
,
1832 struct r600_common_screen
*rscreen
= (struct r600_common_screen
*)screen
;
1833 struct r600_memory_object
*memobj
= CALLOC_STRUCT(r600_memory_object
);
1834 struct pb_buffer
*buf
= NULL
;
1835 uint32_t stride
, offset
;
1840 buf
= rscreen
->ws
->buffer_from_handle(rscreen
->ws
, whandle
,
1847 memobj
->b
.dedicated
= dedicated
;
1849 memobj
->stride
= stride
;
1850 memobj
->offset
= offset
;
1852 return (struct pipe_memory_object
*)memobj
;
1857 r600_memobj_destroy(struct pipe_screen
*screen
,
1858 struct pipe_memory_object
*_memobj
)
1860 struct r600_memory_object
*memobj
= (struct r600_memory_object
*)_memobj
;
1862 pb_reference(&memobj
->buf
, NULL
);
1866 static struct pipe_resource
*
1867 r600_texture_from_memobj(struct pipe_screen
*screen
,
1868 const struct pipe_resource
*templ
,
1869 struct pipe_memory_object
*_memobj
,
1873 struct r600_common_screen
*rscreen
= (struct r600_common_screen
*)screen
;
1874 struct r600_memory_object
*memobj
= (struct r600_memory_object
*)_memobj
;
1875 struct r600_texture
*rtex
;
1876 struct radeon_surf surface
= {};
1877 struct radeon_bo_metadata metadata
= {};
1878 enum radeon_surf_mode array_mode
;
1880 struct pb_buffer
*buf
= NULL
;
1882 if (memobj
->b
.dedicated
) {
1883 rscreen
->ws
->buffer_get_metadata(memobj
->buf
, &metadata
);
1884 r600_surface_import_metadata(rscreen
, &surface
, &metadata
,
1885 &array_mode
, &is_scanout
);
1888 * The bo metadata is unset for un-dedicated images. So we fall
1889 * back to linear. See answer to question 5 of the
1890 * VK_KHX_external_memory spec for some details.
1892 * It is possible that this case isn't going to work if the
1893 * surface pitch isn't correctly aligned by default.
1895 * In order to support it correctly we require multi-image
1896 * metadata to be syncrhonized between radv and radeonsi. The
1897 * semantics of associating multiple image metadata to a memory
1898 * object on the vulkan export side are not concretely defined
1901 * All the use cases we are aware of at the moment for memory
1902 * objects use dedicated allocations. So lets keep the initial
1903 * implementation simple.
1905 * A possible alternative is to attempt to reconstruct the
1906 * tiling information when the TexParameter TEXTURE_TILING_EXT
1909 array_mode
= RADEON_SURF_MODE_LINEAR_ALIGNED
;
1914 r
= r600_init_surface(rscreen
, &surface
, templ
,
1915 array_mode
, memobj
->stride
,
1916 offset
, true, is_scanout
,
1921 rtex
= r600_texture_create_object(screen
, templ
, memobj
->buf
, &surface
);
1925 /* r600_texture_create_object doesn't increment refcount of
1926 * memobj->buf, so increment it here.
1928 pb_reference(&buf
, memobj
->buf
);
1930 rtex
->resource
.b
.is_shared
= true;
1931 rtex
->resource
.external_usage
= PIPE_HANDLE_USAGE_READ_WRITE
;
1933 if (rscreen
->apply_opaque_metadata
)
1934 rscreen
->apply_opaque_metadata(rscreen
, rtex
, &metadata
);
1936 return &rtex
->resource
.b
.b
;
1939 void r600_init_screen_texture_functions(struct r600_common_screen
*rscreen
)
1941 rscreen
->b
.resource_from_handle
= r600_texture_from_handle
;
1942 rscreen
->b
.resource_get_handle
= r600_texture_get_handle
;
1943 rscreen
->b
.resource_from_memobj
= r600_texture_from_memobj
;
1944 rscreen
->b
.memobj_create_from_handle
= r600_memobj_from_handle
;
1945 rscreen
->b
.memobj_destroy
= r600_memobj_destroy
;
1948 void r600_init_context_texture_functions(struct r600_common_context
*rctx
)
1950 rctx
->b
.create_surface
= r600_create_surface
;
1951 rctx
->b
.surface_destroy
= r600_surface_destroy
;
1952 rctx
->b
.clear_texture
= r600_clear_texture
;