1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
4 * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * 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 NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
26 * Rob Clark <robclark@freedesktop.org>
29 #include "util/u_format.h"
30 #include "util/u_format_rgtc.h"
31 #include "util/u_format_zs.h"
32 #include "util/u_inlines.h"
33 #include "util/u_transfer.h"
34 #include "util/u_string.h"
35 #include "util/u_surface.h"
38 #include "freedreno_resource.h"
39 #include "freedreno_batch_cache.h"
40 #include "freedreno_screen.h"
41 #include "freedreno_surface.h"
42 #include "freedreno_context.h"
43 #include "freedreno_query_hw.h"
44 #include "freedreno_util.h"
48 /* XXX this should go away, needed for 'struct winsys_handle' */
49 #include "state_tracker/drm_driver.h"
52 fd_invalidate_resource(struct fd_context
*ctx
, struct pipe_resource
*prsc
)
56 /* Go through the entire state and see if the resource is bound
57 * anywhere. If it is, mark the relevant state as dirty. This is called on
62 for (i
= 1; i
< PIPE_MAX_CONSTANT_BUFFERS
&& !(ctx
->dirty
& FD_DIRTY_CONSTBUF
); i
++) {
63 if (ctx
->constbuf
[PIPE_SHADER_VERTEX
].cb
[i
].buffer
== prsc
)
64 ctx
->dirty
|= FD_DIRTY_CONSTBUF
;
65 if (ctx
->constbuf
[PIPE_SHADER_FRAGMENT
].cb
[i
].buffer
== prsc
)
66 ctx
->dirty
|= FD_DIRTY_CONSTBUF
;
70 for (i
= 0; i
< ctx
->vtx
.vertexbuf
.count
&& !(ctx
->dirty
& FD_DIRTY_VTXBUF
); i
++) {
71 if (ctx
->vtx
.vertexbuf
.vb
[i
].buffer
== prsc
)
72 ctx
->dirty
|= FD_DIRTY_VTXBUF
;
76 if (ctx
->indexbuf
.buffer
== prsc
)
77 ctx
->dirty
|= FD_DIRTY_INDEXBUF
;
80 for (i
= 0; i
< ctx
->verttex
.num_textures
&& !(ctx
->dirty
& FD_DIRTY_VERTTEX
); i
++) {
81 if (ctx
->verttex
.textures
[i
] && (ctx
->verttex
.textures
[i
]->texture
== prsc
))
82 ctx
->dirty
|= FD_DIRTY_VERTTEX
;
84 for (i
= 0; i
< ctx
->fragtex
.num_textures
&& !(ctx
->dirty
& FD_DIRTY_FRAGTEX
); i
++) {
85 if (ctx
->fragtex
.textures
[i
] && (ctx
->fragtex
.textures
[i
]->texture
== prsc
))
86 ctx
->dirty
|= FD_DIRTY_FRAGTEX
;
91 realloc_bo(struct fd_resource
*rsc
, uint32_t size
)
93 struct fd_screen
*screen
= fd_screen(rsc
->base
.b
.screen
);
94 uint32_t flags
= DRM_FREEDRENO_GEM_CACHE_WCOMBINE
|
95 DRM_FREEDRENO_GEM_TYPE_KMEM
; /* TODO */
97 /* if we start using things other than write-combine,
98 * be sure to check for PIPE_RESOURCE_FLAG_MAP_COHERENT
104 rsc
->bo
= fd_bo_new(screen
->dev
, size
, flags
);
106 util_range_set_empty(&rsc
->valid_buffer_range
);
107 fd_bc_invalidate_resource(rsc
, true);
110 static void fd_blitter_pipe_begin(struct fd_context
*ctx
, bool render_cond
, bool discard
);
111 static void fd_blitter_pipe_end(struct fd_context
*ctx
);
114 do_blit(struct fd_context
*ctx
, const struct pipe_blit_info
*blit
, bool fallback
)
116 /* TODO size threshold too?? */
117 if ((blit
->src
.resource
->target
!= PIPE_BUFFER
) && !fallback
) {
118 /* do blit on gpu: */
119 fd_blitter_pipe_begin(ctx
, false, true);
120 util_blitter_blit(ctx
->blitter
, blit
);
121 fd_blitter_pipe_end(ctx
);
123 /* do blit on cpu: */
124 util_resource_copy_region(&ctx
->base
,
125 blit
->dst
.resource
, blit
->dst
.level
, blit
->dst
.box
.x
,
126 blit
->dst
.box
.y
, blit
->dst
.box
.z
,
127 blit
->src
.resource
, blit
->src
.level
, &blit
->src
.box
);
132 fd_try_shadow_resource(struct fd_context
*ctx
, struct fd_resource
*rsc
,
133 unsigned level
, unsigned usage
, const struct pipe_box
*box
)
135 struct pipe_context
*pctx
= &ctx
->base
;
136 struct pipe_resource
*prsc
= &rsc
->base
.b
;
137 bool fallback
= false;
139 /* TODO: somehow munge dimensions and format to copy unsupported
140 * render target format to something that is supported?
142 if (!pctx
->screen
->is_format_supported(pctx
->screen
,
143 prsc
->format
, prsc
->target
, prsc
->nr_samples
,
144 PIPE_BIND_RENDER_TARGET
))
147 /* these cases should be handled elsewhere.. just for future
148 * reference in case this gets split into a more generic(ish)
151 debug_assert(!(usage
& PIPE_TRANSFER_READ
));
152 debug_assert(!(usage
& PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE
));
154 /* if we do a gpu blit to clone the whole resource, we'll just
155 * end up stalling on that.. so only allow if we can discard
156 * current range (and blit, possibly cpu or gpu, the rest)
158 if (!(usage
& PIPE_TRANSFER_DISCARD_RANGE
))
161 bool whole_level
= util_texrange_covers_whole_level(prsc
, level
,
162 box
->x
, box
->y
, box
->z
, box
->width
, box
->height
, box
->depth
);
164 /* TODO need to be more clever about current level */
165 if ((prsc
->target
>= PIPE_TEXTURE_2D
) && !whole_level
)
168 struct pipe_resource
*pshadow
=
169 pctx
->screen
->resource_create(pctx
->screen
, prsc
);
174 assert(!ctx
->in_shadow
);
175 ctx
->in_shadow
= true;
177 /* get rid of any references that batch-cache might have to us (which
178 * should empty/destroy rsc->batches hashset)
180 fd_bc_invalidate_resource(rsc
, false);
182 pipe_mutex_lock(ctx
->screen
->lock
);
184 /* Swap the backing bo's, so shadow becomes the old buffer,
185 * blit from shadow to new buffer. From here on out, we
188 * Note that we need to do it in this order, otherwise if
189 * we go down cpu blit path, the recursive transfer_map()
190 * sees the wrong status..
192 struct fd_resource
*shadow
= fd_resource(pshadow
);
194 DBG("shadow: %p (%d) -> %p (%d)\n", rsc
, rsc
->base
.b
.reference
.count
,
195 shadow
, shadow
->base
.b
.reference
.count
);
197 /* TODO valid_buffer_range?? */
198 swap(rsc
->bo
, shadow
->bo
);
199 swap(rsc
->timestamp
, shadow
->timestamp
);
200 swap(rsc
->write_batch
, shadow
->write_batch
);
202 /* at this point, the newly created shadow buffer is not referenced
203 * by any batches, but the existing rsc (probably) is. We need to
204 * transfer those references over:
206 debug_assert(shadow
->batch_mask
== 0);
207 struct fd_batch
*batch
;
208 foreach_batch(batch
, &ctx
->screen
->batch_cache
, rsc
->batch_mask
) {
209 struct set_entry
*entry
= _mesa_set_search(batch
->resources
, rsc
);
210 _mesa_set_remove(batch
->resources
, entry
);
211 _mesa_set_add(batch
->resources
, shadow
);
213 swap(rsc
->batch_mask
, shadow
->batch_mask
);
215 pipe_mutex_unlock(ctx
->screen
->lock
);
217 struct pipe_blit_info blit
= {0};
218 blit
.dst
.resource
= prsc
;
219 blit
.dst
.format
= prsc
->format
;
220 blit
.src
.resource
= pshadow
;
221 blit
.src
.format
= pshadow
->format
;
222 blit
.mask
= util_format_get_mask(prsc
->format
);
223 blit
.filter
= PIPE_TEX_FILTER_NEAREST
;
225 #define set_box(field, val) do { \
226 blit.dst.field = (val); \
227 blit.src.field = (val); \
230 /* blit the other levels in their entirety: */
231 for (unsigned l
= 0; l
<= prsc
->last_level
; l
++) {
235 /* just blit whole level: */
237 set_box(box
.width
, u_minify(prsc
->width0
, l
));
238 set_box(box
.height
, u_minify(prsc
->height0
, l
));
239 set_box(box
.depth
, u_minify(prsc
->depth0
, l
));
241 do_blit(ctx
, &blit
, fallback
);
244 /* deal w/ current level specially, since we might need to split
245 * it up into a couple blits:
248 set_box(level
, level
);
250 switch (prsc
->target
) {
252 case PIPE_TEXTURE_1D
:
255 set_box(box
.height
, 1);
256 set_box(box
.depth
, 1);
260 set_box(box
.width
, box
->x
);
262 do_blit(ctx
, &blit
, fallback
);
264 if ((box
->x
+ box
->width
) < u_minify(prsc
->width0
, level
)) {
265 set_box(box
.x
, box
->x
+ box
->width
);
266 set_box(box
.width
, u_minify(prsc
->width0
, level
) - (box
->x
+ box
->width
));
268 do_blit(ctx
, &blit
, fallback
);
271 case PIPE_TEXTURE_2D
:
278 ctx
->in_shadow
= false;
280 pipe_resource_reference(&pshadow
, NULL
);
286 fd_resource_layer_offset(struct fd_resource
*rsc
,
287 struct fd_resource_slice
*slice
,
290 if (rsc
->layer_first
)
291 return layer
* rsc
->layer_size
;
293 return layer
* slice
->size0
;
297 fd_resource_flush_z32s8(struct fd_transfer
*trans
, const struct pipe_box
*box
)
299 struct fd_resource
*rsc
= fd_resource(trans
->base
.resource
);
300 struct fd_resource_slice
*slice
= fd_resource_slice(rsc
, trans
->base
.level
);
301 struct fd_resource_slice
*sslice
= fd_resource_slice(rsc
->stencil
, trans
->base
.level
);
302 enum pipe_format format
= trans
->base
.resource
->format
;
304 float *depth
= fd_bo_map(rsc
->bo
) + slice
->offset
+
305 fd_resource_layer_offset(rsc
, slice
, trans
->base
.box
.z
) +
306 (trans
->base
.box
.y
+ box
->y
) * slice
->pitch
* 4 + (trans
->base
.box
.x
+ box
->x
) * 4;
307 uint8_t *stencil
= fd_bo_map(rsc
->stencil
->bo
) + sslice
->offset
+
308 fd_resource_layer_offset(rsc
->stencil
, sslice
, trans
->base
.box
.z
) +
309 (trans
->base
.box
.y
+ box
->y
) * sslice
->pitch
+ trans
->base
.box
.x
+ box
->x
;
311 if (format
!= PIPE_FORMAT_X32_S8X24_UINT
)
312 util_format_z32_float_s8x24_uint_unpack_z_float(
313 depth
, slice
->pitch
* 4,
314 trans
->staging
, trans
->base
.stride
,
315 box
->width
, box
->height
);
317 util_format_z32_float_s8x24_uint_unpack_s_8uint(
318 stencil
, sslice
->pitch
,
319 trans
->staging
, trans
->base
.stride
,
320 box
->width
, box
->height
);
324 fd_resource_flush_rgtc(struct fd_transfer
*trans
, const struct pipe_box
*box
)
326 struct fd_resource
*rsc
= fd_resource(trans
->base
.resource
);
327 struct fd_resource_slice
*slice
= fd_resource_slice(rsc
, trans
->base
.level
);
328 enum pipe_format format
= trans
->base
.resource
->format
;
330 uint8_t *data
= fd_bo_map(rsc
->bo
) + slice
->offset
+
331 fd_resource_layer_offset(rsc
, slice
, trans
->base
.box
.z
) +
332 ((trans
->base
.box
.y
+ box
->y
) * slice
->pitch
+
333 trans
->base
.box
.x
+ box
->x
) * rsc
->cpp
;
335 uint8_t *source
= trans
->staging
+
336 util_format_get_nblocksy(format
, box
->y
) * trans
->base
.stride
+
337 util_format_get_stride(format
, box
->x
);
340 case PIPE_FORMAT_RGTC1_UNORM
:
341 case PIPE_FORMAT_RGTC1_SNORM
:
342 case PIPE_FORMAT_LATC1_UNORM
:
343 case PIPE_FORMAT_LATC1_SNORM
:
344 util_format_rgtc1_unorm_unpack_rgba_8unorm(
345 data
, slice
->pitch
* rsc
->cpp
,
346 source
, trans
->base
.stride
,
347 box
->width
, box
->height
);
349 case PIPE_FORMAT_RGTC2_UNORM
:
350 case PIPE_FORMAT_RGTC2_SNORM
:
351 case PIPE_FORMAT_LATC2_UNORM
:
352 case PIPE_FORMAT_LATC2_SNORM
:
353 util_format_rgtc2_unorm_unpack_rgba_8unorm(
354 data
, slice
->pitch
* rsc
->cpp
,
355 source
, trans
->base
.stride
,
356 box
->width
, box
->height
);
359 assert(!"Unexpected format\n");
365 fd_resource_flush(struct fd_transfer
*trans
, const struct pipe_box
*box
)
367 enum pipe_format format
= trans
->base
.resource
->format
;
370 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
:
371 case PIPE_FORMAT_X32_S8X24_UINT
:
372 fd_resource_flush_z32s8(trans
, box
);
374 case PIPE_FORMAT_RGTC1_UNORM
:
375 case PIPE_FORMAT_RGTC1_SNORM
:
376 case PIPE_FORMAT_RGTC2_UNORM
:
377 case PIPE_FORMAT_RGTC2_SNORM
:
378 case PIPE_FORMAT_LATC1_UNORM
:
379 case PIPE_FORMAT_LATC1_SNORM
:
380 case PIPE_FORMAT_LATC2_UNORM
:
381 case PIPE_FORMAT_LATC2_SNORM
:
382 fd_resource_flush_rgtc(trans
, box
);
385 assert(!"Unexpected staging transfer type");
390 static void fd_resource_transfer_flush_region(struct pipe_context
*pctx
,
391 struct pipe_transfer
*ptrans
,
392 const struct pipe_box
*box
)
394 struct fd_resource
*rsc
= fd_resource(ptrans
->resource
);
395 struct fd_transfer
*trans
= fd_transfer(ptrans
);
397 if (ptrans
->resource
->target
== PIPE_BUFFER
)
398 util_range_add(&rsc
->valid_buffer_range
,
399 ptrans
->box
.x
+ box
->x
,
400 ptrans
->box
.x
+ box
->x
+ box
->width
);
403 fd_resource_flush(trans
, box
);
407 fd_resource_transfer_unmap(struct pipe_context
*pctx
,
408 struct pipe_transfer
*ptrans
)
410 struct fd_context
*ctx
= fd_context(pctx
);
411 struct fd_resource
*rsc
= fd_resource(ptrans
->resource
);
412 struct fd_transfer
*trans
= fd_transfer(ptrans
);
414 if (trans
->staging
&& !(ptrans
->usage
& PIPE_TRANSFER_FLUSH_EXPLICIT
)) {
416 u_box_2d(0, 0, ptrans
->box
.width
, ptrans
->box
.height
, &box
);
417 fd_resource_flush(trans
, &box
);
420 if (!(ptrans
->usage
& PIPE_TRANSFER_UNSYNCHRONIZED
)) {
421 fd_bo_cpu_fini(rsc
->bo
);
423 fd_bo_cpu_fini(rsc
->stencil
->bo
);
426 util_range_add(&rsc
->valid_buffer_range
,
428 ptrans
->box
.x
+ ptrans
->box
.width
);
430 pipe_resource_reference(&ptrans
->resource
, NULL
);
431 util_slab_free(&ctx
->transfer_pool
, ptrans
);
433 free(trans
->staging
);
437 fd_resource_transfer_map(struct pipe_context
*pctx
,
438 struct pipe_resource
*prsc
,
439 unsigned level
, unsigned usage
,
440 const struct pipe_box
*box
,
441 struct pipe_transfer
**pptrans
)
443 struct fd_context
*ctx
= fd_context(pctx
);
444 struct fd_resource
*rsc
= fd_resource(prsc
);
445 struct fd_resource_slice
*slice
= fd_resource_slice(rsc
, level
);
446 struct fd_transfer
*trans
;
447 struct pipe_transfer
*ptrans
;
448 enum pipe_format format
= prsc
->format
;
454 DBG("prsc=%p, level=%u, usage=%x, box=%dx%d+%d,%d", prsc
, level
, usage
,
455 box
->width
, box
->height
, box
->x
, box
->y
);
457 ptrans
= util_slab_alloc(&ctx
->transfer_pool
);
461 /* util_slab_alloc() doesn't zero: */
462 trans
= fd_transfer(ptrans
);
463 memset(trans
, 0, sizeof(*trans
));
465 pipe_resource_reference(&ptrans
->resource
, prsc
);
466 ptrans
->level
= level
;
467 ptrans
->usage
= usage
;
469 ptrans
->stride
= util_format_get_nblocksx(format
, slice
->pitch
) * rsc
->cpp
;
470 ptrans
->layer_stride
= rsc
->layer_first
? rsc
->layer_size
: slice
->size0
;
472 if (ctx
->in_shadow
&& !(usage
& PIPE_TRANSFER_READ
))
473 usage
|= PIPE_TRANSFER_UNSYNCHRONIZED
;
475 if (usage
& PIPE_TRANSFER_READ
)
476 op
|= DRM_FREEDRENO_PREP_READ
;
478 if (usage
& PIPE_TRANSFER_WRITE
)
479 op
|= DRM_FREEDRENO_PREP_WRITE
;
481 if (usage
& PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE
) {
482 realloc_bo(rsc
, fd_bo_size(rsc
->bo
));
484 realloc_bo(rsc
->stencil
, fd_bo_size(rsc
->stencil
->bo
));
485 fd_invalidate_resource(ctx
, prsc
);
486 } else if ((usage
& PIPE_TRANSFER_WRITE
) &&
487 prsc
->target
== PIPE_BUFFER
&&
488 !util_ranges_intersect(&rsc
->valid_buffer_range
,
489 box
->x
, box
->x
+ box
->width
)) {
490 /* We are trying to write to a previously uninitialized range. No need
493 } else if (!(usage
& PIPE_TRANSFER_UNSYNCHRONIZED
)) {
494 struct fd_batch
*write_batch
= NULL
;
496 /* hold a reference, so it doesn't disappear under us: */
497 fd_batch_reference(&write_batch
, rsc
->write_batch
);
499 if ((usage
& PIPE_TRANSFER_WRITE
) && write_batch
&&
500 write_batch
->back_blit
) {
501 /* if only thing pending is a back-blit, we can discard it: */
502 fd_batch_reset(write_batch
);
505 /* If the GPU is writing to the resource, or if it is reading from the
506 * resource and we're trying to write to it, flush the renders.
508 bool needs_flush
= pending(rsc
, !!(usage
& PIPE_TRANSFER_WRITE
));
509 bool busy
= needs_flush
|| (0 != fd_bo_cpu_prep(rsc
->bo
,
510 ctx
->screen
->pipe
, op
| DRM_FREEDRENO_PREP_NOSYNC
));
512 /* if we need to flush/stall, see if we can make a shadow buffer
515 * TODO we could go down this path !reorder && !busy_for_read
516 * ie. we only *don't* want to go down this path if the blit
517 * will trigger a flush!
519 if (ctx
->screen
->reorder
&& busy
&& !(usage
& PIPE_TRANSFER_READ
)) {
520 if (fd_try_shadow_resource(ctx
, rsc
, level
, usage
, box
)) {
521 needs_flush
= busy
= false;
522 fd_invalidate_resource(ctx
, prsc
);
527 if (usage
& PIPE_TRANSFER_WRITE
) {
528 struct fd_batch
*batch
, *last_batch
= NULL
;
529 foreach_batch(batch
, &ctx
->screen
->batch_cache
, rsc
->batch_mask
) {
530 fd_batch_reference(&last_batch
, batch
);
531 fd_batch_flush(batch
, false);
534 fd_batch_sync(last_batch
);
535 fd_batch_reference(&last_batch
, NULL
);
537 assert(rsc
->batch_mask
== 0);
539 fd_batch_flush(write_batch
, true);
541 assert(!rsc
->write_batch
);
544 fd_batch_reference(&write_batch
, NULL
);
546 /* The GPU keeps track of how the various bo's are being used, and
547 * will wait if necessary for the proper operation to have
551 ret
= fd_bo_cpu_prep(rsc
->bo
, ctx
->screen
->pipe
, op
);
557 buf
= fd_bo_map(rsc
->bo
);
561 offset
= slice
->offset
+
562 box
->y
/ util_format_get_blockheight(format
) * ptrans
->stride
+
563 box
->x
/ util_format_get_blockwidth(format
) * rsc
->cpp
+
564 fd_resource_layer_offset(rsc
, slice
, box
->z
);
566 if (prsc
->format
== PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
||
567 prsc
->format
== PIPE_FORMAT_X32_S8X24_UINT
) {
568 assert(trans
->base
.box
.depth
== 1);
570 trans
->base
.stride
= trans
->base
.box
.width
* rsc
->cpp
* 2;
571 trans
->staging
= malloc(trans
->base
.stride
* trans
->base
.box
.height
);
575 /* if we're not discarding the whole range (or resource), we must copy
578 if (!(usage
& (PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE
|
579 PIPE_TRANSFER_DISCARD_RANGE
))) {
580 struct fd_resource_slice
*sslice
=
581 fd_resource_slice(rsc
->stencil
, level
);
582 void *sbuf
= fd_bo_map(rsc
->stencil
->bo
);
586 float *depth
= (float *)(buf
+ slice
->offset
+
587 fd_resource_layer_offset(rsc
, slice
, box
->z
) +
588 box
->y
* slice
->pitch
* 4 + box
->x
* 4);
589 uint8_t *stencil
= sbuf
+ sslice
->offset
+
590 fd_resource_layer_offset(rsc
->stencil
, sslice
, box
->z
) +
591 box
->y
* sslice
->pitch
+ box
->x
;
593 if (format
!= PIPE_FORMAT_X32_S8X24_UINT
)
594 util_format_z32_float_s8x24_uint_pack_z_float(
595 trans
->staging
, trans
->base
.stride
,
596 depth
, slice
->pitch
* 4,
597 box
->width
, box
->height
);
599 util_format_z32_float_s8x24_uint_pack_s_8uint(
600 trans
->staging
, trans
->base
.stride
,
601 stencil
, sslice
->pitch
,
602 box
->width
, box
->height
);
605 buf
= trans
->staging
;
607 } else if (rsc
->internal_format
!= format
&&
608 util_format_description(format
)->layout
== UTIL_FORMAT_LAYOUT_RGTC
) {
609 assert(trans
->base
.box
.depth
== 1);
611 trans
->base
.stride
= util_format_get_stride(
612 format
, trans
->base
.box
.width
);
613 trans
->staging
= malloc(
614 util_format_get_2d_size(format
, trans
->base
.stride
,
615 trans
->base
.box
.height
));
619 /* if we're not discarding the whole range (or resource), we must copy
622 if (!(usage
& (PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE
|
623 PIPE_TRANSFER_DISCARD_RANGE
))) {
624 uint8_t *rgba8
= (uint8_t *)buf
+ slice
->offset
+
625 fd_resource_layer_offset(rsc
, slice
, box
->z
) +
626 box
->y
* slice
->pitch
* rsc
->cpp
+ box
->x
* rsc
->cpp
;
629 case PIPE_FORMAT_RGTC1_UNORM
:
630 case PIPE_FORMAT_RGTC1_SNORM
:
631 case PIPE_FORMAT_LATC1_UNORM
:
632 case PIPE_FORMAT_LATC1_SNORM
:
633 util_format_rgtc1_unorm_pack_rgba_8unorm(
634 trans
->staging
, trans
->base
.stride
,
635 rgba8
, slice
->pitch
* rsc
->cpp
,
636 box
->width
, box
->height
);
638 case PIPE_FORMAT_RGTC2_UNORM
:
639 case PIPE_FORMAT_RGTC2_SNORM
:
640 case PIPE_FORMAT_LATC2_UNORM
:
641 case PIPE_FORMAT_LATC2_SNORM
:
642 util_format_rgtc2_unorm_pack_rgba_8unorm(
643 trans
->staging
, trans
->base
.stride
,
644 rgba8
, slice
->pitch
* rsc
->cpp
,
645 box
->width
, box
->height
);
648 assert(!"Unexpected format");
653 buf
= trans
->staging
;
662 fd_resource_transfer_unmap(pctx
, ptrans
);
667 fd_resource_destroy(struct pipe_screen
*pscreen
,
668 struct pipe_resource
*prsc
)
670 struct fd_resource
*rsc
= fd_resource(prsc
);
671 fd_bc_invalidate_resource(rsc
, true);
674 util_range_destroy(&rsc
->valid_buffer_range
);
679 fd_resource_get_handle(struct pipe_screen
*pscreen
,
680 struct pipe_resource
*prsc
,
681 struct winsys_handle
*handle
)
683 struct fd_resource
*rsc
= fd_resource(prsc
);
685 return fd_screen_bo_get_handle(pscreen
, rsc
->bo
,
686 rsc
->slices
[0].pitch
* rsc
->cpp
, handle
);
690 static const struct u_resource_vtbl fd_resource_vtbl
= {
691 .resource_get_handle
= fd_resource_get_handle
,
692 .resource_destroy
= fd_resource_destroy
,
693 .transfer_map
= fd_resource_transfer_map
,
694 .transfer_flush_region
= fd_resource_transfer_flush_region
,
695 .transfer_unmap
= fd_resource_transfer_unmap
,
699 setup_slices(struct fd_resource
*rsc
, uint32_t alignment
, enum pipe_format format
)
701 struct pipe_resource
*prsc
= &rsc
->base
.b
;
702 enum util_format_layout layout
= util_format_description(format
)->layout
;
703 uint32_t level
, size
= 0;
704 uint32_t width
= prsc
->width0
;
705 uint32_t height
= prsc
->height0
;
706 uint32_t depth
= prsc
->depth0
;
707 /* in layer_first layout, the level (slice) contains just one
708 * layer (since in fact the layer contains the slices)
710 uint32_t layers_in_level
= rsc
->layer_first
? 1 : prsc
->array_size
;
712 for (level
= 0; level
<= prsc
->last_level
; level
++) {
713 struct fd_resource_slice
*slice
= fd_resource_slice(rsc
, level
);
716 if (layout
== UTIL_FORMAT_LAYOUT_ASTC
)
717 slice
->pitch
= width
=
718 util_align_npot(width
, 32 * util_format_get_blockwidth(format
));
720 slice
->pitch
= width
= align(width
, 32);
721 slice
->offset
= size
;
722 blocks
= util_format_get_nblocks(format
, width
, height
);
723 /* 1d array and 2d array textures must all have the same layer size
724 * for each miplevel on a3xx. 3d textures can have different layer
725 * sizes for high levels, but the hw auto-sizer is buggy (or at least
726 * different than what this code does), so as soon as the layer size
727 * range gets into range, we stop reducing it.
729 if (prsc
->target
== PIPE_TEXTURE_3D
&& (
731 (level
> 1 && rsc
->slices
[level
- 1].size0
> 0xf000)))
732 slice
->size0
= align(blocks
* rsc
->cpp
, alignment
);
733 else if (level
== 0 || rsc
->layer_first
|| alignment
== 1)
734 slice
->size0
= align(blocks
* rsc
->cpp
, alignment
);
736 slice
->size0
= rsc
->slices
[level
- 1].size0
;
738 size
+= slice
->size0
* depth
* layers_in_level
;
740 width
= u_minify(width
, 1);
741 height
= u_minify(height
, 1);
742 depth
= u_minify(depth
, 1);
749 slice_alignment(struct pipe_screen
*pscreen
, const struct pipe_resource
*tmpl
)
751 /* on a3xx, 2d array and 3d textures seem to want their
752 * layers aligned to page boundaries:
754 switch (tmpl
->target
) {
755 case PIPE_TEXTURE_3D
:
756 case PIPE_TEXTURE_1D_ARRAY
:
757 case PIPE_TEXTURE_2D_ARRAY
:
764 /* special case to resize query buf after allocated.. */
766 fd_resource_resize(struct pipe_resource
*prsc
, uint32_t sz
)
768 struct fd_resource
*rsc
= fd_resource(prsc
);
770 debug_assert(prsc
->width0
== 0);
771 debug_assert(prsc
->target
== PIPE_BUFFER
);
772 debug_assert(prsc
->bind
== PIPE_BIND_QUERY_BUFFER
);
775 realloc_bo(rsc
, setup_slices(rsc
, 1, prsc
->format
));
779 * Create a new texture object, using the given template info.
781 static struct pipe_resource
*
782 fd_resource_create(struct pipe_screen
*pscreen
,
783 const struct pipe_resource
*tmpl
)
785 struct fd_resource
*rsc
= CALLOC_STRUCT(fd_resource
);
786 struct pipe_resource
*prsc
= &rsc
->base
.b
;
787 enum pipe_format format
= tmpl
->format
;
788 uint32_t size
, alignment
;
790 DBG("%p: target=%d, format=%s, %ux%ux%u, array_size=%u, last_level=%u, "
791 "nr_samples=%u, usage=%u, bind=%x, flags=%x", prsc
,
792 tmpl
->target
, util_format_name(format
),
793 tmpl
->width0
, tmpl
->height0
, tmpl
->depth0
,
794 tmpl
->array_size
, tmpl
->last_level
, tmpl
->nr_samples
,
795 tmpl
->usage
, tmpl
->bind
, tmpl
->flags
);
802 pipe_reference_init(&prsc
->reference
, 1);
804 prsc
->screen
= pscreen
;
806 util_range_init(&rsc
->valid_buffer_range
);
808 rsc
->base
.vtbl
= &fd_resource_vtbl
;
810 if (format
== PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
)
811 format
= PIPE_FORMAT_Z32_FLOAT
;
812 else if (fd_screen(pscreen
)->gpu_id
< 400 &&
813 util_format_description(format
)->layout
== UTIL_FORMAT_LAYOUT_RGTC
)
814 format
= PIPE_FORMAT_R8G8B8A8_UNORM
;
815 rsc
->internal_format
= format
;
816 rsc
->cpp
= util_format_get_blocksize(format
);
820 alignment
= slice_alignment(pscreen
, tmpl
);
821 if (is_a4xx(fd_screen(pscreen
))) {
822 switch (tmpl
->target
) {
823 case PIPE_TEXTURE_3D
:
824 rsc
->layer_first
= false;
827 rsc
->layer_first
= true;
833 size
= setup_slices(rsc
, alignment
, format
);
835 /* special case for hw-query buffer, which we need to allocate before we
839 /* note, semi-intention == instead of & */
840 debug_assert(prsc
->bind
== PIPE_BIND_QUERY_BUFFER
);
844 if (rsc
->layer_first
) {
845 rsc
->layer_size
= align(size
, 4096);
846 size
= rsc
->layer_size
* prsc
->array_size
;
849 realloc_bo(rsc
, size
);
853 /* There is no native Z32F_S8 sampling or rendering format, so this must
854 * be emulated via two separate textures. The depth texture still keeps
855 * its Z32F_S8 format though, and we also keep a reference to a separate
858 if (tmpl
->format
== PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
) {
859 struct pipe_resource stencil
= *tmpl
;
860 stencil
.format
= PIPE_FORMAT_S8_UINT
;
861 rsc
->stencil
= fd_resource(fd_resource_create(pscreen
, &stencil
));
868 fd_resource_destroy(pscreen
, prsc
);
873 * Create a texture from a winsys_handle. The handle is often created in
874 * another process by first creating a pipe texture and then calling
875 * resource_get_handle.
877 static struct pipe_resource
*
878 fd_resource_from_handle(struct pipe_screen
*pscreen
,
879 const struct pipe_resource
*tmpl
,
880 struct winsys_handle
*handle
, unsigned usage
)
882 struct fd_resource
*rsc
= CALLOC_STRUCT(fd_resource
);
883 struct fd_resource_slice
*slice
= &rsc
->slices
[0];
884 struct pipe_resource
*prsc
= &rsc
->base
.b
;
886 DBG("target=%d, format=%s, %ux%ux%u, array_size=%u, last_level=%u, "
887 "nr_samples=%u, usage=%u, bind=%x, flags=%x",
888 tmpl
->target
, util_format_name(tmpl
->format
),
889 tmpl
->width0
, tmpl
->height0
, tmpl
->depth0
,
890 tmpl
->array_size
, tmpl
->last_level
, tmpl
->nr_samples
,
891 tmpl
->usage
, tmpl
->bind
, tmpl
->flags
);
898 pipe_reference_init(&prsc
->reference
, 1);
900 prsc
->screen
= pscreen
;
902 util_range_init(&rsc
->valid_buffer_range
);
904 rsc
->bo
= fd_screen_bo_from_handle(pscreen
, handle
, &slice
->pitch
);
908 rsc
->base
.vtbl
= &fd_resource_vtbl
;
909 rsc
->cpp
= util_format_get_blocksize(tmpl
->format
);
910 slice
->pitch
/= rsc
->cpp
;
911 slice
->offset
= handle
->offset
;
918 fd_resource_destroy(pscreen
, prsc
);
923 * _copy_region using pipe (3d engine)
926 fd_blitter_pipe_copy_region(struct fd_context
*ctx
,
927 struct pipe_resource
*dst
,
929 unsigned dstx
, unsigned dsty
, unsigned dstz
,
930 struct pipe_resource
*src
,
932 const struct pipe_box
*src_box
)
934 /* not until we allow rendertargets to be buffers */
935 if (dst
->target
== PIPE_BUFFER
|| src
->target
== PIPE_BUFFER
)
938 if (!util_blitter_is_copy_supported(ctx
->blitter
, dst
, src
))
941 /* TODO we could discard if dst box covers dst level fully.. */
942 fd_blitter_pipe_begin(ctx
, false, false);
943 util_blitter_copy_texture(ctx
->blitter
,
944 dst
, dst_level
, dstx
, dsty
, dstz
,
945 src
, src_level
, src_box
);
946 fd_blitter_pipe_end(ctx
);
952 * Copy a block of pixels from one resource to another.
953 * The resource must be of the same format.
954 * Resources with nr_samples > 1 are not allowed.
957 fd_resource_copy_region(struct pipe_context
*pctx
,
958 struct pipe_resource
*dst
,
960 unsigned dstx
, unsigned dsty
, unsigned dstz
,
961 struct pipe_resource
*src
,
963 const struct pipe_box
*src_box
)
965 struct fd_context
*ctx
= fd_context(pctx
);
967 /* TODO if we have 2d core, or other DMA engine that could be used
968 * for simple copies and reasonably easily synchronized with the 3d
969 * core, this is where we'd plug it in..
972 /* try blit on 3d pipe: */
973 if (fd_blitter_pipe_copy_region(ctx
,
974 dst
, dst_level
, dstx
, dsty
, dstz
,
975 src
, src_level
, src_box
))
978 /* else fallback to pure sw: */
979 util_resource_copy_region(pctx
,
980 dst
, dst_level
, dstx
, dsty
, dstz
,
981 src
, src_level
, src_box
);
985 fd_render_condition_check(struct pipe_context
*pctx
)
987 struct fd_context
*ctx
= fd_context(pctx
);
989 if (!ctx
->cond_query
)
992 union pipe_query_result res
= { 0 };
994 ctx
->cond_mode
!= PIPE_RENDER_COND_NO_WAIT
&&
995 ctx
->cond_mode
!= PIPE_RENDER_COND_BY_REGION_NO_WAIT
;
997 if (pctx
->get_query_result(pctx
, ctx
->cond_query
, wait
, &res
))
998 return (bool)res
.u64
!= ctx
->cond_cond
;
1004 * Optimal hardware path for blitting pixels.
1005 * Scaling, format conversion, up- and downsampling (resolve) are allowed.
1008 fd_blit(struct pipe_context
*pctx
, const struct pipe_blit_info
*blit_info
)
1010 struct fd_context
*ctx
= fd_context(pctx
);
1011 struct pipe_blit_info info
= *blit_info
;
1012 bool discard
= false;
1014 if (info
.src
.resource
->nr_samples
> 1 &&
1015 info
.dst
.resource
->nr_samples
<= 1 &&
1016 !util_format_is_depth_or_stencil(info
.src
.resource
->format
) &&
1017 !util_format_is_pure_integer(info
.src
.resource
->format
)) {
1018 DBG("color resolve unimplemented");
1022 if (info
.render_condition_enable
&& !fd_render_condition_check(pctx
))
1025 if (!info
.scissor_enable
&& !info
.alpha_blend
) {
1026 discard
= util_texrange_covers_whole_level(info
.dst
.resource
,
1027 info
.dst
.level
, info
.dst
.box
.x
, info
.dst
.box
.y
,
1028 info
.dst
.box
.z
, info
.dst
.box
.width
,
1029 info
.dst
.box
.height
, info
.dst
.box
.depth
);
1032 if (util_try_blit_via_copy_region(pctx
, &info
)) {
1036 if (info
.mask
& PIPE_MASK_S
) {
1037 DBG("cannot blit stencil, skipping");
1038 info
.mask
&= ~PIPE_MASK_S
;
1041 if (!util_blitter_is_blit_supported(ctx
->blitter
, &info
)) {
1042 DBG("blit unsupported %s -> %s",
1043 util_format_short_name(info
.src
.resource
->format
),
1044 util_format_short_name(info
.dst
.resource
->format
));
1048 fd_blitter_pipe_begin(ctx
, info
.render_condition_enable
, discard
);
1049 util_blitter_blit(ctx
->blitter
, &info
);
1050 fd_blitter_pipe_end(ctx
);
1054 fd_blitter_pipe_begin(struct fd_context
*ctx
, bool render_cond
, bool discard
)
1056 util_blitter_save_vertex_buffer_slot(ctx
->blitter
, ctx
->vtx
.vertexbuf
.vb
);
1057 util_blitter_save_vertex_elements(ctx
->blitter
, ctx
->vtx
.vtx
);
1058 util_blitter_save_vertex_shader(ctx
->blitter
, ctx
->prog
.vp
);
1059 util_blitter_save_so_targets(ctx
->blitter
, ctx
->streamout
.num_targets
,
1060 ctx
->streamout
.targets
);
1061 util_blitter_save_rasterizer(ctx
->blitter
, ctx
->rasterizer
);
1062 util_blitter_save_viewport(ctx
->blitter
, &ctx
->viewport
);
1063 util_blitter_save_scissor(ctx
->blitter
, &ctx
->scissor
);
1064 util_blitter_save_fragment_shader(ctx
->blitter
, ctx
->prog
.fp
);
1065 util_blitter_save_blend(ctx
->blitter
, ctx
->blend
);
1066 util_blitter_save_depth_stencil_alpha(ctx
->blitter
, ctx
->zsa
);
1067 util_blitter_save_stencil_ref(ctx
->blitter
, &ctx
->stencil_ref
);
1068 util_blitter_save_sample_mask(ctx
->blitter
, ctx
->sample_mask
);
1069 util_blitter_save_framebuffer(ctx
->blitter
,
1070 ctx
->batch
? &ctx
->batch
->framebuffer
: NULL
);
1071 util_blitter_save_fragment_sampler_states(ctx
->blitter
,
1072 ctx
->fragtex
.num_samplers
,
1073 (void **)ctx
->fragtex
.samplers
);
1074 util_blitter_save_fragment_sampler_views(ctx
->blitter
,
1075 ctx
->fragtex
.num_textures
, ctx
->fragtex
.textures
);
1077 util_blitter_save_render_condition(ctx
->blitter
,
1078 ctx
->cond_query
, ctx
->cond_cond
, ctx
->cond_mode
);
1081 fd_hw_query_set_stage(ctx
->batch
, ctx
->batch
->draw
, FD_STAGE_BLIT
);
1083 ctx
->in_blit
= discard
;
1087 fd_blitter_pipe_end(struct fd_context
*ctx
)
1090 fd_hw_query_set_stage(ctx
->batch
, ctx
->batch
->draw
, FD_STAGE_NULL
);
1091 ctx
->in_blit
= false;
1095 fd_flush_resource(struct pipe_context
*pctx
, struct pipe_resource
*prsc
)
1097 struct fd_resource
*rsc
= fd_resource(prsc
);
1099 if (rsc
->write_batch
)
1100 fd_batch_flush(rsc
->write_batch
, true);
1102 assert(!rsc
->write_batch
);
1106 fd_resource_screen_init(struct pipe_screen
*pscreen
)
1108 pscreen
->resource_create
= fd_resource_create
;
1109 pscreen
->resource_from_handle
= fd_resource_from_handle
;
1110 pscreen
->resource_get_handle
= u_resource_get_handle_vtbl
;
1111 pscreen
->resource_destroy
= u_resource_destroy_vtbl
;
1115 fd_resource_context_init(struct pipe_context
*pctx
)
1117 pctx
->transfer_map
= u_transfer_map_vtbl
;
1118 pctx
->transfer_flush_region
= u_transfer_flush_region_vtbl
;
1119 pctx
->transfer_unmap
= u_transfer_unmap_vtbl
;
1120 pctx
->buffer_subdata
= u_default_buffer_subdata
;
1121 pctx
->texture_subdata
= u_default_texture_subdata
;
1122 pctx
->create_surface
= fd_create_surface
;
1123 pctx
->surface_destroy
= fd_surface_destroy
;
1124 pctx
->resource_copy_region
= fd_resource_copy_region
;
1125 pctx
->blit
= fd_blit
;
1126 pctx
->flush_resource
= fd_flush_resource
;