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_inlines.h"
31 #include "util/u_transfer.h"
32 #include "util/u_string.h"
33 #include "util/u_surface.h"
35 #include "freedreno_resource.h"
36 #include "freedreno_screen.h"
37 #include "freedreno_surface.h"
38 #include "freedreno_context.h"
39 #include "freedreno_query_hw.h"
40 #include "freedreno_util.h"
45 realloc_bo(struct fd_resource
*rsc
, uint32_t size
)
47 struct fd_screen
*screen
= fd_screen(rsc
->base
.b
.screen
);
48 uint32_t flags
= DRM_FREEDRENO_GEM_CACHE_WCOMBINE
|
49 DRM_FREEDRENO_GEM_TYPE_KMEM
; /* TODO */
51 /* if we start using things other than write-combine,
52 * be sure to check for PIPE_RESOURCE_FLAG_MAP_COHERENT
58 rsc
->bo
= fd_bo_new(screen
->dev
, size
, flags
);
63 static void fd_resource_transfer_flush_region(struct pipe_context
*pctx
,
64 struct pipe_transfer
*ptrans
,
65 const struct pipe_box
*box
)
67 struct fd_context
*ctx
= fd_context(pctx
);
68 struct fd_resource
*rsc
= fd_resource(ptrans
->resource
);
71 fd_context_render(pctx
);
74 fd_pipe_wait(ctx
->screen
->pipe
, rsc
->timestamp
);
80 fd_resource_transfer_unmap(struct pipe_context
*pctx
,
81 struct pipe_transfer
*ptrans
)
83 struct fd_context
*ctx
= fd_context(pctx
);
84 struct fd_resource
*rsc
= fd_resource(ptrans
->resource
);
85 if (!(ptrans
->usage
& PIPE_TRANSFER_UNSYNCHRONIZED
))
86 fd_bo_cpu_fini(rsc
->bo
);
87 pipe_resource_reference(&ptrans
->resource
, NULL
);
88 util_slab_free(&ctx
->transfer_pool
, ptrans
);
92 fd_resource_transfer_map(struct pipe_context
*pctx
,
93 struct pipe_resource
*prsc
,
94 unsigned level
, unsigned usage
,
95 const struct pipe_box
*box
,
96 struct pipe_transfer
**pptrans
)
98 struct fd_context
*ctx
= fd_context(pctx
);
99 struct fd_resource
*rsc
= fd_resource(prsc
);
100 struct fd_resource_slice
*slice
= fd_resource_slice(rsc
, level
);
101 struct pipe_transfer
*ptrans
;
102 enum pipe_format format
= prsc
->format
;
108 DBG("prsc=%p, level=%u, usage=%x", prsc
, level
, usage
);
110 ptrans
= util_slab_alloc(&ctx
->transfer_pool
);
114 /* util_slab_alloc() doesn't zero: */
115 memset(ptrans
, 0, sizeof(*ptrans
));
117 pipe_resource_reference(&ptrans
->resource
, prsc
);
118 ptrans
->level
= level
;
119 ptrans
->usage
= usage
;
121 ptrans
->stride
= slice
->pitch
* rsc
->cpp
;
122 ptrans
->layer_stride
= slice
->size0
;
124 if (usage
& PIPE_TRANSFER_READ
)
125 op
|= DRM_FREEDRENO_PREP_READ
;
127 if (usage
& PIPE_TRANSFER_WRITE
)
128 op
|= DRM_FREEDRENO_PREP_WRITE
;
130 /* some state trackers (at least XA) don't do this.. */
131 if (!(usage
& (PIPE_TRANSFER_FLUSH_EXPLICIT
| PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE
)))
132 fd_resource_transfer_flush_region(pctx
, ptrans
, box
);
134 if (usage
& PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE
) {
135 realloc_bo(rsc
, fd_bo_size(rsc
->bo
));
136 } else if (!(usage
& PIPE_TRANSFER_UNSYNCHRONIZED
)) {
137 ret
= fd_bo_cpu_prep(rsc
->bo
, ctx
->screen
->pipe
, op
);
142 buf
= fd_bo_map(rsc
->bo
);
144 fd_resource_transfer_unmap(pctx
, ptrans
);
150 if (rsc
->layer_first
) {
151 offset
= slice
->offset
+
152 box
->y
/ util_format_get_blockheight(format
) * ptrans
->stride
+
153 box
->x
/ util_format_get_blockwidth(format
) * rsc
->cpp
+
154 box
->z
* rsc
->layer_size
;
156 offset
= slice
->offset
+
157 box
->y
/ util_format_get_blockheight(format
) * ptrans
->stride
+
158 box
->x
/ util_format_get_blockwidth(format
) * rsc
->cpp
+
159 box
->z
* slice
->size0
;
165 fd_resource_transfer_unmap(pctx
, ptrans
);
170 fd_resource_destroy(struct pipe_screen
*pscreen
,
171 struct pipe_resource
*prsc
)
173 struct fd_resource
*rsc
= fd_resource(prsc
);
180 fd_resource_get_handle(struct pipe_screen
*pscreen
,
181 struct pipe_resource
*prsc
,
182 struct winsys_handle
*handle
)
184 struct fd_resource
*rsc
= fd_resource(prsc
);
186 return fd_screen_bo_get_handle(pscreen
, rsc
->bo
,
187 rsc
->slices
[0].pitch
* rsc
->cpp
, handle
);
191 static const struct u_resource_vtbl fd_resource_vtbl
= {
192 .resource_get_handle
= fd_resource_get_handle
,
193 .resource_destroy
= fd_resource_destroy
,
194 .transfer_map
= fd_resource_transfer_map
,
195 .transfer_flush_region
= fd_resource_transfer_flush_region
,
196 .transfer_unmap
= fd_resource_transfer_unmap
,
197 .transfer_inline_write
= u_default_transfer_inline_write
,
201 setup_slices(struct fd_resource
*rsc
, uint32_t alignment
)
203 struct pipe_resource
*prsc
= &rsc
->base
.b
;
204 uint32_t level
, size
= 0;
205 uint32_t width
= prsc
->width0
;
206 uint32_t height
= prsc
->height0
;
207 uint32_t depth
= prsc
->depth0
;
208 /* in layer_first layout, the level (slice) contains just one
209 * layer (since in fact the layer contains the slices)
211 uint32_t layers_in_level
= rsc
->layer_first
? 1 : prsc
->array_size
;
213 for (level
= 0; level
<= prsc
->last_level
; level
++) {
214 struct fd_resource_slice
*slice
= fd_resource_slice(rsc
, level
);
216 slice
->pitch
= width
= align(width
, 32);
217 slice
->offset
= size
;
218 /* 1d array, 2d array, 3d textures (but not cube!) must all have the
219 * same layer size for each miplevel on a3xx. These are also the
220 * targets that have non-1 alignment.
222 if (level
== 0 || layers_in_level
== 1 || alignment
== 1)
223 slice
->size0
= align(slice
->pitch
* height
* rsc
->cpp
, alignment
);
225 slice
->size0
= rsc
->slices
[0].size0
;
227 size
+= slice
->size0
* depth
* layers_in_level
;
229 width
= u_minify(width
, 1);
230 height
= u_minify(height
, 1);
231 depth
= u_minify(depth
, 1);
238 slice_alignment(struct pipe_screen
*pscreen
, const struct pipe_resource
*tmpl
)
240 /* on a3xx, 2d array and 3d textures seem to want their
241 * layers aligned to page boundaries:
243 switch (tmpl
->target
) {
244 case PIPE_TEXTURE_3D
:
245 case PIPE_TEXTURE_1D_ARRAY
:
246 case PIPE_TEXTURE_2D_ARRAY
:
254 * Create a new texture object, using the given template info.
256 static struct pipe_resource
*
257 fd_resource_create(struct pipe_screen
*pscreen
,
258 const struct pipe_resource
*tmpl
)
260 struct fd_resource
*rsc
= CALLOC_STRUCT(fd_resource
);
261 struct pipe_resource
*prsc
= &rsc
->base
.b
;
264 DBG("target=%d, format=%s, %ux%ux%u, array_size=%u, last_level=%u, "
265 "nr_samples=%u, usage=%u, bind=%x, flags=%x",
266 tmpl
->target
, util_format_name(tmpl
->format
),
267 tmpl
->width0
, tmpl
->height0
, tmpl
->depth0
,
268 tmpl
->array_size
, tmpl
->last_level
, tmpl
->nr_samples
,
269 tmpl
->usage
, tmpl
->bind
, tmpl
->flags
);
276 pipe_reference_init(&prsc
->reference
, 1);
277 prsc
->screen
= pscreen
;
279 rsc
->base
.vtbl
= &fd_resource_vtbl
;
280 rsc
->cpp
= util_format_get_blocksize(tmpl
->format
);
284 if (is_a4xx(fd_screen(pscreen
))) {
285 switch (tmpl
->target
) {
286 case PIPE_TEXTURE_3D
:
288 rsc
->layer_first
= false;
291 rsc
->layer_first
= true;
296 size
= setup_slices(rsc
, slice_alignment(pscreen
, tmpl
));
298 if (rsc
->layer_first
) {
299 rsc
->layer_size
= align(size
, 4096);
300 size
= rsc
->layer_size
* prsc
->array_size
;
303 realloc_bo(rsc
, size
);
309 fd_resource_destroy(pscreen
, prsc
);
314 * Create a texture from a winsys_handle. The handle is often created in
315 * another process by first creating a pipe texture and then calling
316 * resource_get_handle.
318 static struct pipe_resource
*
319 fd_resource_from_handle(struct pipe_screen
*pscreen
,
320 const struct pipe_resource
*tmpl
,
321 struct winsys_handle
*handle
)
323 struct fd_resource
*rsc
= CALLOC_STRUCT(fd_resource
);
324 struct fd_resource_slice
*slice
= &rsc
->slices
[0];
325 struct pipe_resource
*prsc
= &rsc
->base
.b
;
327 DBG("target=%d, format=%s, %ux%ux%u, array_size=%u, last_level=%u, "
328 "nr_samples=%u, usage=%u, bind=%x, flags=%x",
329 tmpl
->target
, util_format_name(tmpl
->format
),
330 tmpl
->width0
, tmpl
->height0
, tmpl
->depth0
,
331 tmpl
->array_size
, tmpl
->last_level
, tmpl
->nr_samples
,
332 tmpl
->usage
, tmpl
->bind
, tmpl
->flags
);
339 pipe_reference_init(&prsc
->reference
, 1);
340 prsc
->screen
= pscreen
;
342 rsc
->bo
= fd_screen_bo_from_handle(pscreen
, handle
, &slice
->pitch
);
346 rsc
->base
.vtbl
= &fd_resource_vtbl
;
347 rsc
->cpp
= util_format_get_blocksize(tmpl
->format
);
348 slice
->pitch
/= rsc
->cpp
;
355 fd_resource_destroy(pscreen
, prsc
);
359 static void fd_blitter_pipe_begin(struct fd_context
*ctx
);
360 static void fd_blitter_pipe_end(struct fd_context
*ctx
);
363 * _copy_region using pipe (3d engine)
366 fd_blitter_pipe_copy_region(struct fd_context
*ctx
,
367 struct pipe_resource
*dst
,
369 unsigned dstx
, unsigned dsty
, unsigned dstz
,
370 struct pipe_resource
*src
,
372 const struct pipe_box
*src_box
)
374 /* not until we allow rendertargets to be buffers */
375 if (dst
->target
== PIPE_BUFFER
|| src
->target
== PIPE_BUFFER
)
378 if (!util_blitter_is_copy_supported(ctx
->blitter
, dst
, src
))
381 fd_blitter_pipe_begin(ctx
);
382 util_blitter_copy_texture(ctx
->blitter
,
383 dst
, dst_level
, dstx
, dsty
, dstz
,
384 src
, src_level
, src_box
);
385 fd_blitter_pipe_end(ctx
);
391 * Copy a block of pixels from one resource to another.
392 * The resource must be of the same format.
393 * Resources with nr_samples > 1 are not allowed.
396 fd_resource_copy_region(struct pipe_context
*pctx
,
397 struct pipe_resource
*dst
,
399 unsigned dstx
, unsigned dsty
, unsigned dstz
,
400 struct pipe_resource
*src
,
402 const struct pipe_box
*src_box
)
404 struct fd_context
*ctx
= fd_context(pctx
);
406 /* TODO if we have 2d core, or other DMA engine that could be used
407 * for simple copies and reasonably easily synchronized with the 3d
408 * core, this is where we'd plug it in..
411 /* try blit on 3d pipe: */
412 if (fd_blitter_pipe_copy_region(ctx
,
413 dst
, dst_level
, dstx
, dsty
, dstz
,
414 src
, src_level
, src_box
))
417 /* else fallback to pure sw: */
418 util_resource_copy_region(pctx
,
419 dst
, dst_level
, dstx
, dsty
, dstz
,
420 src
, src_level
, src_box
);
424 * Optimal hardware path for blitting pixels.
425 * Scaling, format conversion, up- and downsampling (resolve) are allowed.
428 fd_blit(struct pipe_context
*pctx
, const struct pipe_blit_info
*blit_info
)
430 struct fd_context
*ctx
= fd_context(pctx
);
431 struct pipe_blit_info info
= *blit_info
;
433 if (info
.src
.resource
->nr_samples
> 1 &&
434 info
.dst
.resource
->nr_samples
<= 1 &&
435 !util_format_is_depth_or_stencil(info
.src
.resource
->format
) &&
436 !util_format_is_pure_integer(info
.src
.resource
->format
)) {
437 DBG("color resolve unimplemented");
441 if (util_try_blit_via_copy_region(pctx
, &info
)) {
445 if (info
.mask
& PIPE_MASK_S
) {
446 DBG("cannot blit stencil, skipping");
447 info
.mask
&= ~PIPE_MASK_S
;
450 if (!util_blitter_is_blit_supported(ctx
->blitter
, &info
)) {
451 DBG("blit unsupported %s -> %s",
452 util_format_short_name(info
.src
.resource
->format
),
453 util_format_short_name(info
.dst
.resource
->format
));
457 fd_blitter_pipe_begin(ctx
);
458 util_blitter_blit(ctx
->blitter
, &info
);
459 fd_blitter_pipe_end(ctx
);
463 fd_blitter_pipe_begin(struct fd_context
*ctx
)
465 util_blitter_save_vertex_buffer_slot(ctx
->blitter
, ctx
->vtx
.vertexbuf
.vb
);
466 util_blitter_save_vertex_elements(ctx
->blitter
, ctx
->vtx
.vtx
);
467 util_blitter_save_vertex_shader(ctx
->blitter
, ctx
->prog
.vp
);
468 util_blitter_save_rasterizer(ctx
->blitter
, ctx
->rasterizer
);
469 util_blitter_save_viewport(ctx
->blitter
, &ctx
->viewport
);
470 util_blitter_save_scissor(ctx
->blitter
, &ctx
->scissor
);
471 util_blitter_save_fragment_shader(ctx
->blitter
, ctx
->prog
.fp
);
472 util_blitter_save_blend(ctx
->blitter
, ctx
->blend
);
473 util_blitter_save_depth_stencil_alpha(ctx
->blitter
, ctx
->zsa
);
474 util_blitter_save_stencil_ref(ctx
->blitter
, &ctx
->stencil_ref
);
475 util_blitter_save_sample_mask(ctx
->blitter
, ctx
->sample_mask
);
476 util_blitter_save_framebuffer(ctx
->blitter
, &ctx
->framebuffer
);
477 util_blitter_save_fragment_sampler_states(ctx
->blitter
,
478 ctx
->fragtex
.num_samplers
,
479 (void **)ctx
->fragtex
.samplers
);
480 util_blitter_save_fragment_sampler_views(ctx
->blitter
,
481 ctx
->fragtex
.num_textures
, ctx
->fragtex
.textures
);
483 fd_hw_query_set_stage(ctx
, ctx
->ring
, FD_STAGE_BLIT
);
487 fd_blitter_pipe_end(struct fd_context
*ctx
)
489 fd_hw_query_set_stage(ctx
, ctx
->ring
, FD_STAGE_NULL
);
493 fd_flush_resource(struct pipe_context
*pctx
, struct pipe_resource
*prsc
)
495 struct fd_resource
*rsc
= fd_resource(prsc
);
498 fd_context_render(pctx
);
502 fd_resource_screen_init(struct pipe_screen
*pscreen
)
504 pscreen
->resource_create
= fd_resource_create
;
505 pscreen
->resource_from_handle
= fd_resource_from_handle
;
506 pscreen
->resource_get_handle
= u_resource_get_handle_vtbl
;
507 pscreen
->resource_destroy
= u_resource_destroy_vtbl
;
511 fd_resource_context_init(struct pipe_context
*pctx
)
513 pctx
->transfer_map
= u_transfer_map_vtbl
;
514 pctx
->transfer_flush_region
= u_transfer_flush_region_vtbl
;
515 pctx
->transfer_unmap
= u_transfer_unmap_vtbl
;
516 pctx
->transfer_inline_write
= u_transfer_inline_write_vtbl
;
517 pctx
->create_surface
= fd_create_surface
;
518 pctx
->surface_destroy
= fd_surface_destroy
;
519 pctx
->resource_copy_region
= fd_resource_copy_region
;
520 pctx
->blit
= fd_blit
;
521 pctx
->flush_resource
= fd_flush_resource
;