2 * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
3 * Copyright 2015 Advanced Micro Devices, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * on the rights to use, copy, modify, merge, publish, distribute, sub
10 * license, and/or sell copies of the Software, and to permit persons to whom
11 * the Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
21 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
22 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
23 * USE OR OTHER DEALINGS IN THE SOFTWARE.
27 #include "si_compute.h"
28 #include "util/u_format.h"
29 #include "util/u_log.h"
30 #include "util/u_surface.h"
33 SI_COPY
= SI_SAVE_FRAMEBUFFER
| SI_SAVE_TEXTURES
|
34 SI_SAVE_FRAGMENT_STATE
| SI_DISABLE_RENDER_COND
,
36 SI_BLIT
= SI_SAVE_FRAMEBUFFER
| SI_SAVE_TEXTURES
|
37 SI_SAVE_FRAGMENT_STATE
,
39 SI_DECOMPRESS
= SI_SAVE_FRAMEBUFFER
| SI_SAVE_FRAGMENT_STATE
|
40 SI_DISABLE_RENDER_COND
,
42 SI_COLOR_RESOLVE
= SI_SAVE_FRAMEBUFFER
| SI_SAVE_FRAGMENT_STATE
45 void si_blitter_begin(struct si_context
*sctx
, enum si_blitter_op op
)
47 util_blitter_save_vertex_shader(sctx
->blitter
, sctx
->vs_shader
.cso
);
48 util_blitter_save_tessctrl_shader(sctx
->blitter
, sctx
->tcs_shader
.cso
);
49 util_blitter_save_tesseval_shader(sctx
->blitter
, sctx
->tes_shader
.cso
);
50 util_blitter_save_geometry_shader(sctx
->blitter
, sctx
->gs_shader
.cso
);
51 util_blitter_save_so_targets(sctx
->blitter
, sctx
->streamout
.num_targets
,
52 (struct pipe_stream_output_target
**)sctx
->streamout
.targets
);
53 util_blitter_save_rasterizer(sctx
->blitter
, sctx
->queued
.named
.rasterizer
);
55 if (op
& SI_SAVE_FRAGMENT_STATE
) {
56 util_blitter_save_blend(sctx
->blitter
, sctx
->queued
.named
.blend
);
57 util_blitter_save_depth_stencil_alpha(sctx
->blitter
, sctx
->queued
.named
.dsa
);
58 util_blitter_save_stencil_ref(sctx
->blitter
, &sctx
->stencil_ref
.state
);
59 util_blitter_save_fragment_shader(sctx
->blitter
, sctx
->ps_shader
.cso
);
60 util_blitter_save_sample_mask(sctx
->blitter
, sctx
->sample_mask
);
61 util_blitter_save_scissor(sctx
->blitter
, &sctx
->scissors
.states
[0]);
62 util_blitter_save_window_rectangles(sctx
->blitter
,
63 sctx
->window_rectangles_include
,
64 sctx
->num_window_rectangles
,
65 sctx
->window_rectangles
);
68 if (op
& SI_SAVE_FRAMEBUFFER
)
69 util_blitter_save_framebuffer(sctx
->blitter
, &sctx
->framebuffer
.state
);
71 if (op
& SI_SAVE_TEXTURES
) {
72 util_blitter_save_fragment_sampler_states(
74 (void**)sctx
->samplers
[PIPE_SHADER_FRAGMENT
].sampler_states
);
76 util_blitter_save_fragment_sampler_views(sctx
->blitter
, 2,
77 sctx
->samplers
[PIPE_SHADER_FRAGMENT
].views
);
80 if (op
& SI_DISABLE_RENDER_COND
)
81 sctx
->render_cond_force_off
= true;
83 if (sctx
->screen
->dpbb_allowed
) {
84 sctx
->dpbb_force_off
= true;
85 si_mark_atom_dirty(sctx
, &sctx
->atoms
.s
.dpbb_state
);
89 void si_blitter_end(struct si_context
*sctx
)
91 if (sctx
->screen
->dpbb_allowed
) {
92 sctx
->dpbb_force_off
= false;
93 si_mark_atom_dirty(sctx
, &sctx
->atoms
.s
.dpbb_state
);
96 sctx
->render_cond_force_off
= false;
98 /* Restore shader pointers because the VS blit shader changed all
99 * non-global VS user SGPRs. */
100 sctx
->shader_pointers_dirty
|= SI_DESCS_SHADER_MASK(VERTEX
);
101 sctx
->vertex_buffer_pointer_dirty
= sctx
->vb_descriptors_buffer
!= NULL
;
102 si_mark_atom_dirty(sctx
, &sctx
->atoms
.s
.shader_pointers
);
105 static unsigned u_max_sample(struct pipe_resource
*r
)
107 return r
->nr_samples
? r
->nr_samples
- 1 : 0;
111 si_blit_dbcb_copy(struct si_context
*sctx
,
112 struct si_texture
*src
,
113 struct si_texture
*dst
,
114 unsigned planes
, unsigned level_mask
,
115 unsigned first_layer
, unsigned last_layer
,
116 unsigned first_sample
, unsigned last_sample
)
118 struct pipe_surface surf_tmpl
= {{0}};
119 unsigned layer
, sample
, checked_last_layer
, max_layer
;
120 unsigned fully_copied_levels
= 0;
122 if (planes
& PIPE_MASK_Z
)
123 sctx
->dbcb_depth_copy_enabled
= true;
124 if (planes
& PIPE_MASK_S
)
125 sctx
->dbcb_stencil_copy_enabled
= true;
126 si_mark_atom_dirty(sctx
, &sctx
->atoms
.s
.db_render_state
);
128 assert(sctx
->dbcb_depth_copy_enabled
|| sctx
->dbcb_stencil_copy_enabled
);
130 sctx
->decompression_enabled
= true;
133 unsigned level
= u_bit_scan(&level_mask
);
135 /* The smaller the mipmap level, the less layers there are
136 * as far as 3D textures are concerned. */
137 max_layer
= util_max_layer(&src
->buffer
.b
.b
, level
);
138 checked_last_layer
= MIN2(last_layer
, max_layer
);
140 surf_tmpl
.u
.tex
.level
= level
;
142 for (layer
= first_layer
; layer
<= checked_last_layer
; layer
++) {
143 struct pipe_surface
*zsurf
, *cbsurf
;
145 surf_tmpl
.format
= src
->buffer
.b
.b
.format
;
146 surf_tmpl
.u
.tex
.first_layer
= layer
;
147 surf_tmpl
.u
.tex
.last_layer
= layer
;
149 zsurf
= sctx
->b
.create_surface(&sctx
->b
, &src
->buffer
.b
.b
, &surf_tmpl
);
151 surf_tmpl
.format
= dst
->buffer
.b
.b
.format
;
152 cbsurf
= sctx
->b
.create_surface(&sctx
->b
, &dst
->buffer
.b
.b
, &surf_tmpl
);
154 for (sample
= first_sample
; sample
<= last_sample
; sample
++) {
155 if (sample
!= sctx
->dbcb_copy_sample
) {
156 sctx
->dbcb_copy_sample
= sample
;
157 si_mark_atom_dirty(sctx
, &sctx
->atoms
.s
.db_render_state
);
160 si_blitter_begin(sctx
, SI_DECOMPRESS
);
161 util_blitter_custom_depth_stencil(sctx
->blitter
, zsurf
, cbsurf
, 1 << sample
,
162 sctx
->custom_dsa_flush
, 1.0f
);
163 si_blitter_end(sctx
);
166 pipe_surface_reference(&zsurf
, NULL
);
167 pipe_surface_reference(&cbsurf
, NULL
);
170 if (first_layer
== 0 && last_layer
>= max_layer
&&
171 first_sample
== 0 && last_sample
>= u_max_sample(&src
->buffer
.b
.b
))
172 fully_copied_levels
|= 1u << level
;
175 sctx
->decompression_enabled
= false;
176 sctx
->dbcb_depth_copy_enabled
= false;
177 sctx
->dbcb_stencil_copy_enabled
= false;
178 si_mark_atom_dirty(sctx
, &sctx
->atoms
.s
.db_render_state
);
180 return fully_copied_levels
;
183 void si_blit_decompress_depth(struct pipe_context
*ctx
,
184 struct si_texture
*texture
,
185 struct si_texture
*staging
,
186 unsigned first_level
, unsigned last_level
,
187 unsigned first_layer
, unsigned last_layer
,
188 unsigned first_sample
, unsigned last_sample
)
190 const struct util_format_description
*desc
;
193 assert(staging
!= NULL
&& "use si_blit_decompress_zs_in_place instead");
195 desc
= util_format_description(staging
->buffer
.b
.b
.format
);
197 if (util_format_has_depth(desc
))
198 planes
|= PIPE_MASK_Z
;
199 if (util_format_has_stencil(desc
))
200 planes
|= PIPE_MASK_S
;
203 (struct si_context
*)ctx
, texture
, staging
, planes
,
204 u_bit_consecutive(first_level
, last_level
- first_level
+ 1),
205 first_layer
, last_layer
, first_sample
, last_sample
);
208 /* Helper function for si_blit_decompress_zs_in_place.
211 si_blit_decompress_zs_planes_in_place(struct si_context
*sctx
,
212 struct si_texture
*texture
,
213 unsigned planes
, unsigned level_mask
,
214 unsigned first_layer
, unsigned last_layer
)
216 struct pipe_surface
*zsurf
, surf_tmpl
= {{0}};
217 unsigned layer
, max_layer
, checked_last_layer
;
218 unsigned fully_decompressed_mask
= 0;
223 if (planes
& PIPE_MASK_S
)
224 sctx
->db_flush_stencil_inplace
= true;
225 if (planes
& PIPE_MASK_Z
)
226 sctx
->db_flush_depth_inplace
= true;
227 si_mark_atom_dirty(sctx
, &sctx
->atoms
.s
.db_render_state
);
229 surf_tmpl
.format
= texture
->buffer
.b
.b
.format
;
231 sctx
->decompression_enabled
= true;
234 unsigned level
= u_bit_scan(&level_mask
);
236 surf_tmpl
.u
.tex
.level
= level
;
238 /* The smaller the mipmap level, the less layers there are
239 * as far as 3D textures are concerned. */
240 max_layer
= util_max_layer(&texture
->buffer
.b
.b
, level
);
241 checked_last_layer
= MIN2(last_layer
, max_layer
);
243 for (layer
= first_layer
; layer
<= checked_last_layer
; layer
++) {
244 surf_tmpl
.u
.tex
.first_layer
= layer
;
245 surf_tmpl
.u
.tex
.last_layer
= layer
;
247 zsurf
= sctx
->b
.create_surface(&sctx
->b
, &texture
->buffer
.b
.b
, &surf_tmpl
);
249 si_blitter_begin(sctx
, SI_DECOMPRESS
);
250 util_blitter_custom_depth_stencil(sctx
->blitter
, zsurf
, NULL
, ~0,
251 sctx
->custom_dsa_flush
,
253 si_blitter_end(sctx
);
255 pipe_surface_reference(&zsurf
, NULL
);
258 /* The texture will always be dirty if some layers aren't flushed.
259 * I don't think this case occurs often though. */
260 if (first_layer
== 0 && last_layer
>= max_layer
) {
261 fully_decompressed_mask
|= 1u << level
;
265 if (planes
& PIPE_MASK_Z
)
266 texture
->dirty_level_mask
&= ~fully_decompressed_mask
;
267 if (planes
& PIPE_MASK_S
)
268 texture
->stencil_dirty_level_mask
&= ~fully_decompressed_mask
;
270 sctx
->decompression_enabled
= false;
271 sctx
->db_flush_depth_inplace
= false;
272 sctx
->db_flush_stencil_inplace
= false;
273 si_mark_atom_dirty(sctx
, &sctx
->atoms
.s
.db_render_state
);
276 /* Helper function of si_flush_depth_texture: decompress the given levels
277 * of Z and/or S planes in place.
280 si_blit_decompress_zs_in_place(struct si_context
*sctx
,
281 struct si_texture
*texture
,
282 unsigned levels_z
, unsigned levels_s
,
283 unsigned first_layer
, unsigned last_layer
)
285 unsigned both
= levels_z
& levels_s
;
287 /* First, do combined Z & S decompresses for levels that need it. */
289 si_blit_decompress_zs_planes_in_place(
290 sctx
, texture
, PIPE_MASK_Z
| PIPE_MASK_S
,
292 first_layer
, last_layer
);
297 /* Now do separate Z and S decompresses. */
299 si_blit_decompress_zs_planes_in_place(
300 sctx
, texture
, PIPE_MASK_Z
,
302 first_layer
, last_layer
);
306 si_blit_decompress_zs_planes_in_place(
307 sctx
, texture
, PIPE_MASK_S
,
309 first_layer
, last_layer
);
314 si_decompress_depth(struct si_context
*sctx
,
315 struct si_texture
*tex
,
316 unsigned required_planes
,
317 unsigned first_level
, unsigned last_level
,
318 unsigned first_layer
, unsigned last_layer
)
320 unsigned inplace_planes
= 0;
321 unsigned copy_planes
= 0;
322 unsigned level_mask
= u_bit_consecutive(first_level
, last_level
- first_level
+ 1);
323 unsigned levels_z
= 0;
324 unsigned levels_s
= 0;
326 if (required_planes
& PIPE_MASK_Z
) {
327 levels_z
= level_mask
& tex
->dirty_level_mask
;
330 if (si_can_sample_zs(tex
, false))
331 inplace_planes
|= PIPE_MASK_Z
;
333 copy_planes
|= PIPE_MASK_Z
;
336 if (required_planes
& PIPE_MASK_S
) {
337 levels_s
= level_mask
& tex
->stencil_dirty_level_mask
;
340 if (si_can_sample_zs(tex
, true))
341 inplace_planes
|= PIPE_MASK_S
;
343 copy_planes
|= PIPE_MASK_S
;
347 if (unlikely(sctx
->log
))
348 u_log_printf(sctx
->log
,
349 "\n------------------------------------------------\n"
350 "Decompress Depth (levels %u - %u, levels Z: 0x%x S: 0x%x)\n\n",
351 first_level
, last_level
, levels_z
, levels_s
);
353 /* We may have to allocate the flushed texture here when called from
354 * si_decompress_subresource.
357 (tex
->flushed_depth_texture
||
358 si_init_flushed_depth_texture(&sctx
->b
, &tex
->buffer
.b
.b
, NULL
))) {
359 struct si_texture
*dst
= tex
->flushed_depth_texture
;
360 unsigned fully_copied_levels
;
363 assert(tex
->flushed_depth_texture
);
365 if (util_format_is_depth_and_stencil(dst
->buffer
.b
.b
.format
))
366 copy_planes
= PIPE_MASK_Z
| PIPE_MASK_S
;
368 if (copy_planes
& PIPE_MASK_Z
) {
372 if (copy_planes
& PIPE_MASK_S
) {
377 fully_copied_levels
= si_blit_dbcb_copy(
378 sctx
, tex
, dst
, copy_planes
, levels
,
379 first_layer
, last_layer
,
380 0, u_max_sample(&tex
->buffer
.b
.b
));
382 if (copy_planes
& PIPE_MASK_Z
)
383 tex
->dirty_level_mask
&= ~fully_copied_levels
;
384 if (copy_planes
& PIPE_MASK_S
)
385 tex
->stencil_dirty_level_mask
&= ~fully_copied_levels
;
388 if (inplace_planes
) {
389 bool has_htile
= si_htile_enabled(tex
, first_level
);
390 bool tc_compat_htile
= vi_tc_compat_htile_enabled(tex
, first_level
);
392 /* Don't decompress if there is no HTILE or when HTILE is
394 if (has_htile
&& !tc_compat_htile
) {
395 si_blit_decompress_zs_in_place(
398 first_layer
, last_layer
);
400 /* This is only a cache flush.
402 * Only clear the mask that we are flushing, because
403 * si_make_DB_shader_coherent() treats different levels
404 * and depth and stencil differently.
406 if (inplace_planes
& PIPE_MASK_Z
)
407 tex
->dirty_level_mask
&= ~levels_z
;
408 if (inplace_planes
& PIPE_MASK_S
)
409 tex
->stencil_dirty_level_mask
&= ~levels_s
;
412 /* Only in-place decompression needs to flush DB caches, or
413 * when we don't decompress but TC-compatible planes are dirty.
415 si_make_DB_shader_coherent(sctx
, tex
->buffer
.b
.b
.nr_samples
,
416 inplace_planes
& PIPE_MASK_S
,
419 /* set_framebuffer_state takes care of coherency for single-sample.
420 * The DB->CB copy uses CB for the final writes.
422 if (copy_planes
&& tex
->buffer
.b
.b
.nr_samples
> 1)
423 si_make_CB_shader_coherent(sctx
, tex
->buffer
.b
.b
.nr_samples
,
428 si_decompress_sampler_depth_textures(struct si_context
*sctx
,
429 struct si_samplers
*textures
)
432 unsigned mask
= textures
->needs_depth_decompress_mask
;
435 struct pipe_sampler_view
*view
;
436 struct si_sampler_view
*sview
;
437 struct si_texture
*tex
;
439 i
= u_bit_scan(&mask
);
441 view
= textures
->views
[i
];
443 sview
= (struct si_sampler_view
*)view
;
445 tex
= (struct si_texture
*)view
->texture
;
446 assert(tex
->db_compatible
);
448 si_decompress_depth(sctx
, tex
,
449 sview
->is_stencil_sampler
? PIPE_MASK_S
: PIPE_MASK_Z
,
450 view
->u
.tex
.first_level
, view
->u
.tex
.last_level
,
451 0, util_max_layer(&tex
->buffer
.b
.b
, view
->u
.tex
.first_level
));
455 static void si_blit_decompress_color(struct si_context
*sctx
,
456 struct si_texture
*tex
,
457 unsigned first_level
, unsigned last_level
,
458 unsigned first_layer
, unsigned last_layer
,
459 bool need_dcc_decompress
)
462 unsigned layer
, checked_last_layer
, max_layer
;
463 unsigned level_mask
=
464 u_bit_consecutive(first_level
, last_level
- first_level
+ 1);
466 if (!need_dcc_decompress
)
467 level_mask
&= tex
->dirty_level_mask
;
471 if (unlikely(sctx
->log
))
472 u_log_printf(sctx
->log
,
473 "\n------------------------------------------------\n"
474 "Decompress Color (levels %u - %u, mask 0x%x)\n\n",
475 first_level
, last_level
, level_mask
);
477 if (need_dcc_decompress
) {
478 custom_blend
= sctx
->custom_blend_dcc_decompress
;
480 assert(tex
->dcc_offset
);
482 /* disable levels without DCC */
483 for (int i
= first_level
; i
<= last_level
; i
++) {
484 if (!vi_dcc_enabled(tex
, i
))
485 level_mask
&= ~(1 << i
);
487 } else if (tex
->surface
.fmask_size
) {
488 custom_blend
= sctx
->custom_blend_fmask_decompress
;
490 custom_blend
= sctx
->custom_blend_eliminate_fastclear
;
493 sctx
->decompression_enabled
= true;
496 unsigned level
= u_bit_scan(&level_mask
);
498 /* The smaller the mipmap level, the less layers there are
499 * as far as 3D textures are concerned. */
500 max_layer
= util_max_layer(&tex
->buffer
.b
.b
, level
);
501 checked_last_layer
= MIN2(last_layer
, max_layer
);
503 for (layer
= first_layer
; layer
<= checked_last_layer
; layer
++) {
504 struct pipe_surface
*cbsurf
, surf_tmpl
;
506 surf_tmpl
.format
= tex
->buffer
.b
.b
.format
;
507 surf_tmpl
.u
.tex
.level
= level
;
508 surf_tmpl
.u
.tex
.first_layer
= layer
;
509 surf_tmpl
.u
.tex
.last_layer
= layer
;
510 cbsurf
= sctx
->b
.create_surface(&sctx
->b
, &tex
->buffer
.b
.b
, &surf_tmpl
);
512 /* Required before and after FMASK and DCC_DECOMPRESS. */
513 if (custom_blend
== sctx
->custom_blend_fmask_decompress
||
514 custom_blend
== sctx
->custom_blend_dcc_decompress
)
515 sctx
->flags
|= SI_CONTEXT_FLUSH_AND_INV_CB
;
517 si_blitter_begin(sctx
, SI_DECOMPRESS
);
518 util_blitter_custom_color(sctx
->blitter
, cbsurf
, custom_blend
);
519 si_blitter_end(sctx
);
521 if (custom_blend
== sctx
->custom_blend_fmask_decompress
||
522 custom_blend
== sctx
->custom_blend_dcc_decompress
)
523 sctx
->flags
|= SI_CONTEXT_FLUSH_AND_INV_CB
;
525 pipe_surface_reference(&cbsurf
, NULL
);
528 /* The texture will always be dirty if some layers aren't flushed.
529 * I don't think this case occurs often though. */
530 if (first_layer
== 0 && last_layer
>= max_layer
) {
531 tex
->dirty_level_mask
&= ~(1 << level
);
535 sctx
->decompression_enabled
= false;
536 si_make_CB_shader_coherent(sctx
, tex
->buffer
.b
.b
.nr_samples
,
537 vi_dcc_enabled(tex
, first_level
));
541 si_decompress_color_texture(struct si_context
*sctx
, struct si_texture
*tex
,
542 unsigned first_level
, unsigned last_level
)
544 /* CMASK or DCC can be discarded and we can still end up here. */
545 if (!tex
->cmask_buffer
&& !tex
->surface
.fmask_size
&& !tex
->dcc_offset
)
548 si_blit_decompress_color(sctx
, tex
, first_level
, last_level
, 0,
549 util_max_layer(&tex
->buffer
.b
.b
, first_level
),
554 si_decompress_sampler_color_textures(struct si_context
*sctx
,
555 struct si_samplers
*textures
)
558 unsigned mask
= textures
->needs_color_decompress_mask
;
561 struct pipe_sampler_view
*view
;
562 struct si_texture
*tex
;
564 i
= u_bit_scan(&mask
);
566 view
= textures
->views
[i
];
569 tex
= (struct si_texture
*)view
->texture
;
571 si_decompress_color_texture(sctx
, tex
, view
->u
.tex
.first_level
,
572 view
->u
.tex
.last_level
);
577 si_decompress_image_color_textures(struct si_context
*sctx
,
578 struct si_images
*images
)
581 unsigned mask
= images
->needs_color_decompress_mask
;
584 const struct pipe_image_view
*view
;
585 struct si_texture
*tex
;
587 i
= u_bit_scan(&mask
);
589 view
= &images
->views
[i
];
590 assert(view
->resource
->target
!= PIPE_BUFFER
);
592 tex
= (struct si_texture
*)view
->resource
;
594 si_decompress_color_texture(sctx
, tex
, view
->u
.tex
.level
,
599 static void si_check_render_feedback_texture(struct si_context
*sctx
,
600 struct si_texture
*tex
,
601 unsigned first_level
,
603 unsigned first_layer
,
606 bool render_feedback
= false;
608 if (!tex
->dcc_offset
)
611 for (unsigned j
= 0; j
< sctx
->framebuffer
.state
.nr_cbufs
; ++j
) {
612 struct si_surface
* surf
;
614 if (!sctx
->framebuffer
.state
.cbufs
[j
])
617 surf
= (struct si_surface
*)sctx
->framebuffer
.state
.cbufs
[j
];
619 if (tex
== (struct si_texture
*)surf
->base
.texture
&&
620 surf
->base
.u
.tex
.level
>= first_level
&&
621 surf
->base
.u
.tex
.level
<= last_level
&&
622 surf
->base
.u
.tex
.first_layer
<= last_layer
&&
623 surf
->base
.u
.tex
.last_layer
>= first_layer
) {
624 render_feedback
= true;
630 si_texture_disable_dcc(sctx
, tex
);
633 static void si_check_render_feedback_textures(struct si_context
*sctx
,
634 struct si_samplers
*textures
)
636 uint32_t mask
= textures
->enabled_mask
;
639 const struct pipe_sampler_view
*view
;
640 struct si_texture
*tex
;
642 unsigned i
= u_bit_scan(&mask
);
644 view
= textures
->views
[i
];
645 if(view
->texture
->target
== PIPE_BUFFER
)
648 tex
= (struct si_texture
*)view
->texture
;
650 si_check_render_feedback_texture(sctx
, tex
,
651 view
->u
.tex
.first_level
,
652 view
->u
.tex
.last_level
,
653 view
->u
.tex
.first_layer
,
654 view
->u
.tex
.last_layer
);
658 static void si_check_render_feedback_images(struct si_context
*sctx
,
659 struct si_images
*images
)
661 uint32_t mask
= images
->enabled_mask
;
664 const struct pipe_image_view
*view
;
665 struct si_texture
*tex
;
667 unsigned i
= u_bit_scan(&mask
);
669 view
= &images
->views
[i
];
670 if (view
->resource
->target
== PIPE_BUFFER
)
673 tex
= (struct si_texture
*)view
->resource
;
675 si_check_render_feedback_texture(sctx
, tex
,
678 view
->u
.tex
.first_layer
,
679 view
->u
.tex
.last_layer
);
683 static void si_check_render_feedback_resident_textures(struct si_context
*sctx
)
685 util_dynarray_foreach(&sctx
->resident_tex_handles
,
686 struct si_texture_handle
*, tex_handle
) {
687 struct pipe_sampler_view
*view
;
688 struct si_texture
*tex
;
690 view
= (*tex_handle
)->view
;
691 if (view
->texture
->target
== PIPE_BUFFER
)
694 tex
= (struct si_texture
*)view
->texture
;
696 si_check_render_feedback_texture(sctx
, tex
,
697 view
->u
.tex
.first_level
,
698 view
->u
.tex
.last_level
,
699 view
->u
.tex
.first_layer
,
700 view
->u
.tex
.last_layer
);
704 static void si_check_render_feedback_resident_images(struct si_context
*sctx
)
706 util_dynarray_foreach(&sctx
->resident_img_handles
,
707 struct si_image_handle
*, img_handle
) {
708 struct pipe_image_view
*view
;
709 struct si_texture
*tex
;
711 view
= &(*img_handle
)->view
;
712 if (view
->resource
->target
== PIPE_BUFFER
)
715 tex
= (struct si_texture
*)view
->resource
;
717 si_check_render_feedback_texture(sctx
, tex
,
720 view
->u
.tex
.first_layer
,
721 view
->u
.tex
.last_layer
);
725 static void si_check_render_feedback(struct si_context
*sctx
)
727 if (!sctx
->need_check_render_feedback
)
730 /* There is no render feedback if color writes are disabled.
731 * (e.g. a pixel shader with image stores)
733 if (!si_get_total_colormask(sctx
))
736 for (int i
= 0; i
< SI_NUM_SHADERS
; ++i
) {
737 si_check_render_feedback_images(sctx
, &sctx
->images
[i
]);
738 si_check_render_feedback_textures(sctx
, &sctx
->samplers
[i
]);
741 si_check_render_feedback_resident_images(sctx
);
742 si_check_render_feedback_resident_textures(sctx
);
744 sctx
->need_check_render_feedback
= false;
747 static void si_decompress_resident_textures(struct si_context
*sctx
)
749 util_dynarray_foreach(&sctx
->resident_tex_needs_color_decompress
,
750 struct si_texture_handle
*, tex_handle
) {
751 struct pipe_sampler_view
*view
= (*tex_handle
)->view
;
752 struct si_texture
*tex
= (struct si_texture
*)view
->texture
;
754 si_decompress_color_texture(sctx
, tex
, view
->u
.tex
.first_level
,
755 view
->u
.tex
.last_level
);
758 util_dynarray_foreach(&sctx
->resident_tex_needs_depth_decompress
,
759 struct si_texture_handle
*, tex_handle
) {
760 struct pipe_sampler_view
*view
= (*tex_handle
)->view
;
761 struct si_sampler_view
*sview
= (struct si_sampler_view
*)view
;
762 struct si_texture
*tex
= (struct si_texture
*)view
->texture
;
764 si_decompress_depth(sctx
, tex
,
765 sview
->is_stencil_sampler
? PIPE_MASK_S
: PIPE_MASK_Z
,
766 view
->u
.tex
.first_level
, view
->u
.tex
.last_level
,
767 0, util_max_layer(&tex
->buffer
.b
.b
, view
->u
.tex
.first_level
));
771 static void si_decompress_resident_images(struct si_context
*sctx
)
773 util_dynarray_foreach(&sctx
->resident_img_needs_color_decompress
,
774 struct si_image_handle
*, img_handle
) {
775 struct pipe_image_view
*view
= &(*img_handle
)->view
;
776 struct si_texture
*tex
= (struct si_texture
*)view
->resource
;
778 si_decompress_color_texture(sctx
, tex
, view
->u
.tex
.level
,
783 void si_decompress_textures(struct si_context
*sctx
, unsigned shader_mask
)
785 unsigned compressed_colortex_counter
, mask
;
787 if (sctx
->blitter
->running
)
790 /* Update the compressed_colortex_mask if necessary. */
791 compressed_colortex_counter
= p_atomic_read(&sctx
->screen
->compressed_colortex_counter
);
792 if (compressed_colortex_counter
!= sctx
->last_compressed_colortex_counter
) {
793 sctx
->last_compressed_colortex_counter
= compressed_colortex_counter
;
794 si_update_needs_color_decompress_masks(sctx
);
797 /* Decompress color & depth textures if needed. */
798 mask
= sctx
->shader_needs_decompress_mask
& shader_mask
;
800 unsigned i
= u_bit_scan(&mask
);
802 if (sctx
->samplers
[i
].needs_depth_decompress_mask
) {
803 si_decompress_sampler_depth_textures(sctx
, &sctx
->samplers
[i
]);
805 if (sctx
->samplers
[i
].needs_color_decompress_mask
) {
806 si_decompress_sampler_color_textures(sctx
, &sctx
->samplers
[i
]);
808 if (sctx
->images
[i
].needs_color_decompress_mask
) {
809 si_decompress_image_color_textures(sctx
, &sctx
->images
[i
]);
813 if (shader_mask
& u_bit_consecutive(0, SI_NUM_GRAPHICS_SHADERS
)) {
814 if (sctx
->uses_bindless_samplers
)
815 si_decompress_resident_textures(sctx
);
816 if (sctx
->uses_bindless_images
)
817 si_decompress_resident_images(sctx
);
819 if (sctx
->ps_uses_fbfetch
) {
820 struct pipe_surface
*cb0
= sctx
->framebuffer
.state
.cbufs
[0];
821 si_decompress_color_texture(sctx
,
822 (struct si_texture
*)cb0
->texture
,
823 cb0
->u
.tex
.first_layer
,
824 cb0
->u
.tex
.last_layer
);
827 si_check_render_feedback(sctx
);
828 } else if (shader_mask
& (1 << PIPE_SHADER_COMPUTE
)) {
829 if (sctx
->cs_shader_state
.program
->uses_bindless_samplers
)
830 si_decompress_resident_textures(sctx
);
831 if (sctx
->cs_shader_state
.program
->uses_bindless_images
)
832 si_decompress_resident_images(sctx
);
836 /* Helper for decompressing a portion of a color or depth resource before
837 * blitting if any decompression is needed.
838 * The driver doesn't decompress resources automatically while u_blitter is
840 static void si_decompress_subresource(struct pipe_context
*ctx
,
841 struct pipe_resource
*tex
,
842 unsigned planes
, unsigned level
,
843 unsigned first_layer
, unsigned last_layer
)
845 struct si_context
*sctx
= (struct si_context
*)ctx
;
846 struct si_texture
*stex
= (struct si_texture
*)tex
;
848 if (stex
->db_compatible
) {
849 planes
&= PIPE_MASK_Z
| PIPE_MASK_S
;
851 if (!stex
->surface
.has_stencil
)
852 planes
&= ~PIPE_MASK_S
;
854 /* If we've rendered into the framebuffer and it's a blitting
855 * source, make sure the decompression pass is invoked
856 * by dirtying the framebuffer.
858 if (sctx
->framebuffer
.state
.zsbuf
&&
859 sctx
->framebuffer
.state
.zsbuf
->u
.tex
.level
== level
&&
860 sctx
->framebuffer
.state
.zsbuf
->texture
== tex
)
861 si_update_fb_dirtiness_after_rendering(sctx
);
863 si_decompress_depth(sctx
, stex
, planes
,
865 first_layer
, last_layer
);
866 } else if (stex
->surface
.fmask_size
|| stex
->cmask_buffer
|| stex
->dcc_offset
) {
867 /* If we've rendered into the framebuffer and it's a blitting
868 * source, make sure the decompression pass is invoked
869 * by dirtying the framebuffer.
871 for (unsigned i
= 0; i
< sctx
->framebuffer
.state
.nr_cbufs
; i
++) {
872 if (sctx
->framebuffer
.state
.cbufs
[i
] &&
873 sctx
->framebuffer
.state
.cbufs
[i
]->u
.tex
.level
== level
&&
874 sctx
->framebuffer
.state
.cbufs
[i
]->texture
== tex
) {
875 si_update_fb_dirtiness_after_rendering(sctx
);
880 si_blit_decompress_color(sctx
, stex
, level
, level
,
881 first_layer
, last_layer
, false);
885 struct texture_orig_info
{
895 void si_resource_copy_region(struct pipe_context
*ctx
,
896 struct pipe_resource
*dst
,
898 unsigned dstx
, unsigned dsty
, unsigned dstz
,
899 struct pipe_resource
*src
,
901 const struct pipe_box
*src_box
)
903 struct si_context
*sctx
= (struct si_context
*)ctx
;
904 struct si_texture
*ssrc
= (struct si_texture
*)src
;
905 struct si_texture
*sdst
= (struct si_texture
*)dst
;
906 struct pipe_surface
*dst_view
, dst_templ
;
907 struct pipe_sampler_view src_templ
, *src_view
;
908 unsigned dst_width
, dst_height
, src_width0
, src_height0
;
909 unsigned dst_width0
, dst_height0
, src_force_level
= 0;
910 struct pipe_box sbox
, dstbox
;
912 /* Handle buffers first. */
913 if (dst
->target
== PIPE_BUFFER
&& src
->target
== PIPE_BUFFER
) {
914 si_copy_buffer(sctx
, dst
, src
, dstx
, src_box
->x
, src_box
->width
);
918 if (!util_format_is_compressed(src
->format
) &&
919 !util_format_is_compressed(dst
->format
) &&
920 !util_format_is_depth_or_stencil(src
->format
) &&
921 src
->nr_samples
<= 1 &&
923 !(dst
->target
!= src
->target
&&
924 (src
->target
== PIPE_TEXTURE_1D_ARRAY
|| dst
->target
== PIPE_TEXTURE_1D_ARRAY
))) {
925 si_compute_copy_image(sctx
, dst
, dst_level
, src
, src_level
, dstx
, dsty
, dstz
, src_box
);
929 assert(u_max_sample(dst
) == u_max_sample(src
));
931 /* The driver doesn't decompress resources automatically while
932 * u_blitter is rendering. */
933 si_decompress_subresource(ctx
, src
, PIPE_MASK_RGBAZS
, src_level
,
934 src_box
->z
, src_box
->z
+ src_box
->depth
- 1);
936 dst_width
= u_minify(dst
->width0
, dst_level
);
937 dst_height
= u_minify(dst
->height0
, dst_level
);
938 dst_width0
= dst
->width0
;
939 dst_height0
= dst
->height0
;
940 src_width0
= src
->width0
;
941 src_height0
= src
->height0
;
943 util_blitter_default_dst_texture(&dst_templ
, dst
, dst_level
, dstz
);
944 util_blitter_default_src_texture(sctx
->blitter
, &src_templ
, src
, src_level
);
946 if (util_format_is_compressed(src
->format
) ||
947 util_format_is_compressed(dst
->format
)) {
948 unsigned blocksize
= ssrc
->surface
.bpe
;
951 src_templ
.format
= PIPE_FORMAT_R16G16B16A16_UINT
; /* 64-bit block */
953 src_templ
.format
= PIPE_FORMAT_R32G32B32A32_UINT
; /* 128-bit block */
954 dst_templ
.format
= src_templ
.format
;
956 dst_width
= util_format_get_nblocksx(dst
->format
, dst_width
);
957 dst_height
= util_format_get_nblocksy(dst
->format
, dst_height
);
958 dst_width0
= util_format_get_nblocksx(dst
->format
, dst_width0
);
959 dst_height0
= util_format_get_nblocksy(dst
->format
, dst_height0
);
960 src_width0
= util_format_get_nblocksx(src
->format
, src_width0
);
961 src_height0
= util_format_get_nblocksy(src
->format
, src_height0
);
963 dstx
= util_format_get_nblocksx(dst
->format
, dstx
);
964 dsty
= util_format_get_nblocksy(dst
->format
, dsty
);
966 sbox
.x
= util_format_get_nblocksx(src
->format
, src_box
->x
);
967 sbox
.y
= util_format_get_nblocksy(src
->format
, src_box
->y
);
969 sbox
.width
= util_format_get_nblocksx(src
->format
, src_box
->width
);
970 sbox
.height
= util_format_get_nblocksy(src
->format
, src_box
->height
);
971 sbox
.depth
= src_box
->depth
;
974 src_force_level
= src_level
;
975 } else if (!util_blitter_is_copy_supported(sctx
->blitter
, dst
, src
)) {
976 if (util_format_is_subsampled_422(src
->format
)) {
977 src_templ
.format
= PIPE_FORMAT_R8G8B8A8_UINT
;
978 dst_templ
.format
= PIPE_FORMAT_R8G8B8A8_UINT
;
980 dst_width
= util_format_get_nblocksx(dst
->format
, dst_width
);
981 dst_width0
= util_format_get_nblocksx(dst
->format
, dst_width0
);
982 src_width0
= util_format_get_nblocksx(src
->format
, src_width0
);
984 dstx
= util_format_get_nblocksx(dst
->format
, dstx
);
987 sbox
.x
= util_format_get_nblocksx(src
->format
, src_box
->x
);
988 sbox
.width
= util_format_get_nblocksx(src
->format
, src_box
->width
);
991 unsigned blocksize
= ssrc
->surface
.bpe
;
995 dst_templ
.format
= PIPE_FORMAT_R8_UNORM
;
996 src_templ
.format
= PIPE_FORMAT_R8_UNORM
;
999 dst_templ
.format
= PIPE_FORMAT_R8G8_UNORM
;
1000 src_templ
.format
= PIPE_FORMAT_R8G8_UNORM
;
1003 dst_templ
.format
= PIPE_FORMAT_R8G8B8A8_UNORM
;
1004 src_templ
.format
= PIPE_FORMAT_R8G8B8A8_UNORM
;
1007 dst_templ
.format
= PIPE_FORMAT_R16G16B16A16_UINT
;
1008 src_templ
.format
= PIPE_FORMAT_R16G16B16A16_UINT
;
1011 dst_templ
.format
= PIPE_FORMAT_R32G32B32A32_UINT
;
1012 src_templ
.format
= PIPE_FORMAT_R32G32B32A32_UINT
;
1015 fprintf(stderr
, "Unhandled format %s with blocksize %u\n",
1016 util_format_short_name(src
->format
), blocksize
);
1022 /* SNORM8 blitting has precision issues on some chips. Use the SINT
1023 * equivalent instead, which doesn't force DCC decompression.
1024 * Note that some chips avoid this issue by using SDMA.
1026 if (util_format_is_snorm8(dst_templ
.format
)) {
1027 dst_templ
.format
= src_templ
.format
=
1028 util_format_snorm8_to_sint8(dst_templ
.format
);
1031 vi_disable_dcc_if_incompatible_format(sctx
, dst
, dst_level
,
1033 vi_disable_dcc_if_incompatible_format(sctx
, src
, src_level
,
1036 /* Initialize the surface. */
1037 dst_view
= si_create_surface_custom(ctx
, dst
, &dst_templ
,
1038 dst_width0
, dst_height0
,
1039 dst_width
, dst_height
);
1041 /* Initialize the sampler view. */
1042 src_view
= si_create_sampler_view_custom(ctx
, src
, &src_templ
,
1043 src_width0
, src_height0
,
1046 u_box_3d(dstx
, dsty
, dstz
, abs(src_box
->width
), abs(src_box
->height
),
1047 abs(src_box
->depth
), &dstbox
);
1050 si_blitter_begin(sctx
, SI_COPY
);
1051 util_blitter_blit_generic(sctx
->blitter
, dst_view
, &dstbox
,
1052 src_view
, src_box
, src_width0
, src_height0
,
1053 PIPE_MASK_RGBAZS
, PIPE_TEX_FILTER_NEAREST
, NULL
,
1055 si_blitter_end(sctx
);
1057 pipe_surface_reference(&dst_view
, NULL
);
1058 pipe_sampler_view_reference(&src_view
, NULL
);
1061 static void si_do_CB_resolve(struct si_context
*sctx
,
1062 const struct pipe_blit_info
*info
,
1063 struct pipe_resource
*dst
,
1064 unsigned dst_level
, unsigned dst_z
,
1065 enum pipe_format format
)
1067 /* Required before and after CB_RESOLVE. */
1068 sctx
->flags
|= SI_CONTEXT_FLUSH_AND_INV_CB
;
1070 si_blitter_begin(sctx
, SI_COLOR_RESOLVE
|
1071 (info
->render_condition_enable
? 0 : SI_DISABLE_RENDER_COND
));
1072 util_blitter_custom_resolve_color(sctx
->blitter
, dst
, dst_level
, dst_z
,
1073 info
->src
.resource
, info
->src
.box
.z
,
1074 ~0, sctx
->custom_blend_resolve
,
1076 si_blitter_end(sctx
);
1078 /* Flush caches for possible texturing. */
1079 si_make_CB_shader_coherent(sctx
, 1, false);
1082 static bool do_hardware_msaa_resolve(struct pipe_context
*ctx
,
1083 const struct pipe_blit_info
*info
)
1085 struct si_context
*sctx
= (struct si_context
*)ctx
;
1086 struct si_texture
*src
= (struct si_texture
*)info
->src
.resource
;
1087 struct si_texture
*dst
= (struct si_texture
*)info
->dst
.resource
;
1088 MAYBE_UNUSED
struct si_texture
*stmp
;
1089 unsigned dst_width
= u_minify(info
->dst
.resource
->width0
, info
->dst
.level
);
1090 unsigned dst_height
= u_minify(info
->dst
.resource
->height0
, info
->dst
.level
);
1091 enum pipe_format format
= info
->src
.format
;
1092 struct pipe_resource
*tmp
, templ
;
1093 struct pipe_blit_info blit
;
1095 /* Check basic requirements for hw resolve. */
1096 if (!(info
->src
.resource
->nr_samples
> 1 &&
1097 info
->dst
.resource
->nr_samples
<= 1 &&
1098 !util_format_is_pure_integer(format
) &&
1099 !util_format_is_depth_or_stencil(format
) &&
1100 util_max_layer(info
->src
.resource
, 0) == 0))
1103 /* Hardware MSAA resolve doesn't work if SPI format = NORM16_ABGR and
1104 * the format is R16G16. Use R16A16, which does work.
1106 if (format
== PIPE_FORMAT_R16G16_UNORM
)
1107 format
= PIPE_FORMAT_R16A16_UNORM
;
1108 if (format
== PIPE_FORMAT_R16G16_SNORM
)
1109 format
= PIPE_FORMAT_R16A16_SNORM
;
1111 /* Check the remaining requirements for hw resolve. */
1112 if (util_max_layer(info
->dst
.resource
, info
->dst
.level
) == 0 &&
1113 !info
->scissor_enable
&&
1114 (info
->mask
& PIPE_MASK_RGBA
) == PIPE_MASK_RGBA
&&
1115 util_is_format_compatible(util_format_description(info
->src
.format
),
1116 util_format_description(info
->dst
.format
)) &&
1117 dst_width
== info
->src
.resource
->width0
&&
1118 dst_height
== info
->src
.resource
->height0
&&
1119 info
->dst
.box
.x
== 0 &&
1120 info
->dst
.box
.y
== 0 &&
1121 info
->dst
.box
.width
== dst_width
&&
1122 info
->dst
.box
.height
== dst_height
&&
1123 info
->dst
.box
.depth
== 1 &&
1124 info
->src
.box
.x
== 0 &&
1125 info
->src
.box
.y
== 0 &&
1126 info
->src
.box
.width
== dst_width
&&
1127 info
->src
.box
.height
== dst_height
&&
1128 info
->src
.box
.depth
== 1 &&
1129 !dst
->surface
.is_linear
&&
1130 (!dst
->cmask_buffer
|| !dst
->dirty_level_mask
)) { /* dst cannot be fast-cleared */
1131 /* Check the last constraint. */
1132 if (src
->surface
.micro_tile_mode
!= dst
->surface
.micro_tile_mode
) {
1133 /* The next fast clear will switch to this mode to
1134 * get direct hw resolve next time if the mode is
1137 src
->last_msaa_resolve_target_micro_mode
=
1138 dst
->surface
.micro_tile_mode
;
1139 goto resolve_to_temp
;
1142 /* Resolving into a surface with DCC is unsupported. Since
1143 * it's being overwritten anyway, clear it to uncompressed.
1144 * This is still the fastest codepath even with this clear.
1146 if (vi_dcc_enabled(dst
, info
->dst
.level
)) {
1147 /* TODO: Implement per-level DCC clears for GFX9. */
1148 if (sctx
->chip_class
>= GFX9
&&
1149 info
->dst
.resource
->last_level
!= 0)
1150 goto resolve_to_temp
;
1152 /* This can happen with mipmapping. */
1153 if (sctx
->chip_class
== VI
&&
1154 !dst
->surface
.u
.legacy
.level
[info
->dst
.level
].dcc_fast_clear_size
)
1155 goto resolve_to_temp
;
1157 vi_dcc_clear_level(sctx
, dst
, info
->dst
.level
,
1159 dst
->dirty_level_mask
&= ~(1 << info
->dst
.level
);
1162 /* Resolve directly from src to dst. */
1163 si_do_CB_resolve(sctx
, info
, info
->dst
.resource
,
1164 info
->dst
.level
, info
->dst
.box
.z
, format
);
1169 /* Shader-based resolve is VERY SLOW. Instead, resolve into
1170 * a temporary texture and blit.
1172 memset(&templ
, 0, sizeof(templ
));
1173 templ
.target
= PIPE_TEXTURE_2D
;
1174 templ
.format
= info
->src
.resource
->format
;
1175 templ
.width0
= info
->src
.resource
->width0
;
1176 templ
.height0
= info
->src
.resource
->height0
;
1178 templ
.array_size
= 1;
1179 templ
.usage
= PIPE_USAGE_DEFAULT
;
1180 templ
.flags
= SI_RESOURCE_FLAG_FORCE_MSAA_TILING
|
1181 SI_RESOURCE_FLAG_DISABLE_DCC
;
1183 /* The src and dst microtile modes must be the same. */
1184 if (src
->surface
.micro_tile_mode
== RADEON_MICRO_MODE_DISPLAY
)
1185 templ
.bind
= PIPE_BIND_SCANOUT
;
1189 tmp
= ctx
->screen
->resource_create(ctx
->screen
, &templ
);
1192 stmp
= (struct si_texture
*)tmp
;
1194 assert(!stmp
->surface
.is_linear
);
1195 assert(src
->surface
.micro_tile_mode
== stmp
->surface
.micro_tile_mode
);
1198 si_do_CB_resolve(sctx
, info
, tmp
, 0, 0, format
);
1202 blit
.src
.resource
= tmp
;
1205 si_blitter_begin(sctx
, SI_BLIT
|
1206 (info
->render_condition_enable
? 0 : SI_DISABLE_RENDER_COND
));
1207 util_blitter_blit(sctx
->blitter
, &blit
);
1208 si_blitter_end(sctx
);
1210 pipe_resource_reference(&tmp
, NULL
);
1214 static void si_blit(struct pipe_context
*ctx
,
1215 const struct pipe_blit_info
*info
)
1217 struct si_context
*sctx
= (struct si_context
*)ctx
;
1218 struct si_texture
*dst
= (struct si_texture
*)info
->dst
.resource
;
1220 if (do_hardware_msaa_resolve(ctx
, info
)) {
1224 /* Using SDMA for copying to a linear texture in GTT is much faster.
1225 * This improves DRI PRIME performance.
1227 * resource_copy_region can't do this yet, because dma_copy calls it
1228 * on failure (recursion).
1230 if (dst
->surface
.is_linear
&&
1232 util_can_blit_via_copy_region(info
, false)) {
1233 sctx
->dma_copy(ctx
, info
->dst
.resource
, info
->dst
.level
,
1234 info
->dst
.box
.x
, info
->dst
.box
.y
,
1236 info
->src
.resource
, info
->src
.level
,
1241 assert(util_blitter_is_blit_supported(sctx
->blitter
, info
));
1243 /* The driver doesn't decompress resources automatically while
1244 * u_blitter is rendering. */
1245 vi_disable_dcc_if_incompatible_format(sctx
, info
->src
.resource
,
1248 vi_disable_dcc_if_incompatible_format(sctx
, info
->dst
.resource
,
1251 si_decompress_subresource(ctx
, info
->src
.resource
, info
->mask
,
1254 info
->src
.box
.z
+ info
->src
.box
.depth
- 1);
1256 if (sctx
->screen
->debug_flags
& DBG(FORCE_DMA
) &&
1257 util_try_blit_via_copy_region(ctx
, info
))
1260 si_blitter_begin(sctx
, SI_BLIT
|
1261 (info
->render_condition_enable
? 0 : SI_DISABLE_RENDER_COND
));
1262 util_blitter_blit(sctx
->blitter
, info
);
1263 si_blitter_end(sctx
);
1266 static boolean
si_generate_mipmap(struct pipe_context
*ctx
,
1267 struct pipe_resource
*tex
,
1268 enum pipe_format format
,
1269 unsigned base_level
, unsigned last_level
,
1270 unsigned first_layer
, unsigned last_layer
)
1272 struct si_context
*sctx
= (struct si_context
*)ctx
;
1273 struct si_texture
*stex
= (struct si_texture
*)tex
;
1275 if (!util_blitter_is_copy_supported(sctx
->blitter
, tex
, tex
))
1278 /* The driver doesn't decompress resources automatically while
1279 * u_blitter is rendering. */
1280 vi_disable_dcc_if_incompatible_format(sctx
, tex
, base_level
,
1282 si_decompress_subresource(ctx
, tex
, PIPE_MASK_RGBAZS
,
1283 base_level
, first_layer
, last_layer
);
1285 /* Clear dirty_level_mask for the levels that will be overwritten. */
1286 assert(base_level
< last_level
);
1287 stex
->dirty_level_mask
&= ~u_bit_consecutive(base_level
+ 1,
1288 last_level
- base_level
);
1290 sctx
->generate_mipmap_for_depth
= stex
->is_depth
;
1292 si_blitter_begin(sctx
, SI_BLIT
| SI_DISABLE_RENDER_COND
);
1293 util_blitter_generate_mipmap(sctx
->blitter
, tex
, format
,
1294 base_level
, last_level
,
1295 first_layer
, last_layer
);
1296 si_blitter_end(sctx
);
1298 sctx
->generate_mipmap_for_depth
= false;
1302 static void si_flush_resource(struct pipe_context
*ctx
,
1303 struct pipe_resource
*res
)
1305 struct si_context
*sctx
= (struct si_context
*)ctx
;
1306 struct si_texture
*tex
= (struct si_texture
*)res
;
1308 assert(res
->target
!= PIPE_BUFFER
);
1309 assert(!tex
->dcc_separate_buffer
|| tex
->dcc_gather_statistics
);
1311 /* st/dri calls flush twice per frame (not a bug), this prevents double
1313 if (tex
->dcc_separate_buffer
&& !tex
->separate_dcc_dirty
)
1316 if (!tex
->is_depth
&& (tex
->cmask_buffer
|| tex
->dcc_offset
)) {
1317 si_blit_decompress_color(sctx
, tex
, 0, res
->last_level
,
1318 0, util_max_layer(res
, 0),
1319 tex
->dcc_separate_buffer
!= NULL
);
1322 /* Always do the analysis even if DCC is disabled at the moment. */
1323 if (tex
->dcc_gather_statistics
) {
1324 bool separate_dcc_dirty
= tex
->separate_dcc_dirty
;
1326 /* If the color buffer hasn't been unbound and fast clear hasn't
1327 * been used, separate_dcc_dirty is false, but there may have been
1328 * new rendering. Check if the color buffer is bound and assume
1331 * Note that DRI2 never unbinds window colorbuffers, which means
1332 * the DCC pipeline statistics query would never be re-set and would
1333 * keep adding new results until all free memory is exhausted if we
1336 if (!separate_dcc_dirty
) {
1337 for (unsigned i
= 0; i
< sctx
->framebuffer
.state
.nr_cbufs
; i
++) {
1338 if (sctx
->framebuffer
.state
.cbufs
[i
] &&
1339 sctx
->framebuffer
.state
.cbufs
[i
]->texture
== res
) {
1340 separate_dcc_dirty
= true;
1346 if (separate_dcc_dirty
) {
1347 tex
->separate_dcc_dirty
= false;
1348 vi_separate_dcc_process_and_reset_stats(ctx
, tex
);
1353 void si_decompress_dcc(struct si_context
*sctx
, struct si_texture
*tex
)
1355 /* If graphics is disabled, we can't decompress DCC, but it shouldn't
1356 * be compressed either. The caller should simply discard it.
1358 if (!tex
->dcc_offset
|| !sctx
->has_graphics
)
1361 si_blit_decompress_color(sctx
, tex
, 0, tex
->buffer
.b
.b
.last_level
,
1362 0, util_max_layer(&tex
->buffer
.b
.b
, 0),
1366 void si_init_blit_functions(struct si_context
*sctx
)
1368 sctx
->b
.resource_copy_region
= si_resource_copy_region
;
1370 if (sctx
->has_graphics
) {
1371 sctx
->b
.blit
= si_blit
;
1372 sctx
->b
.flush_resource
= si_flush_resource
;
1373 sctx
->b
.generate_mipmap
= si_generate_mipmap
;