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asahi: implement blit-based resource_copy_region

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doesn't handle complex cases, but faster than hitting the cpu!

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26963>
This commit is contained in:
Alyssa Rosenzweig 2023-12-07 19:39:20 -04:00
parent c9b2bf84e5
commit c3ffcc27c1
3 changed files with 75 additions and 1 deletions
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68
src/gallium/drivers/asahi/agx_blit.c
View file

@ -387,3 +387,71 @@ agx_blit(struct pipe_context *pipe, const struct pipe_blit_info *info)
agx_blitter_save(ctx, ctx->blitter, info->render_condition_enable);
util_blitter_blit(ctx->blitter, info);
}
static bool
try_copy_via_blit(struct pipe_context *pctx, struct pipe_resource *dst,
unsigned dst_level, unsigned dstx, unsigned dsty,
unsigned dstz, struct pipe_resource *src, unsigned src_level,
const struct pipe_box *src_box)
{
struct agx_context *ctx = agx_context(pctx);
if (dst->target == PIPE_BUFFER)
return false;
struct pipe_blit_info info = {
.dst =
{
.resource = dst,
.level = dst_level,
.box.x = dstx,
.box.y = dsty,
.box.z = dstz,
.box.width = src_box->width,
.box.height = src_box->height,
.box.depth = src_box->depth,
.format = dst->format,
},
.src =
{
.resource = src,
.level = src_level,
.box = *src_box,
.format = src->format,
},
.mask = util_format_get_mask(src->format),
.filter = PIPE_TEX_FILTER_NEAREST,
.scissor_enable = 0,
};
/* snorm formats don't round trip, so don't use them for copies */
if (util_format_is_snorm(info.dst.format))
info.dst.format = util_format_snorm_to_sint(info.dst.format);
if (util_format_is_snorm(info.src.format))
info.src.format = util_format_snorm_to_sint(info.src.format);
if (util_blitter_is_blit_supported(ctx->blitter, &info) &&
info.dst.format == info.src.format) {
agx_blit(pctx, &info);
return true;
} else {
return false;
}
}
void
agx_resource_copy_region(struct pipe_context *pctx, struct pipe_resource *dst,
unsigned dst_level, unsigned dstx, unsigned dsty,
unsigned dstz, struct pipe_resource *src,
unsigned src_level, const struct pipe_box *src_box)
{
if (try_copy_via_blit(pctx, dst, dst_level, dstx, dsty, dstz, src, src_level,
src_box))
return;
/* CPU fallback */
util_resource_copy_region(pctx, dst, dst_level, dstx, dsty, dstz, src,
src_level, src_box);
}

2
src/gallium/drivers/asahi/agx_pipe.c
View file

@ -1470,7 +1470,7 @@ agx_create_context(struct pipe_screen *screen, void *priv, unsigned flags)
pctx->destroy = agx_destroy_context;
pctx->flush = agx_flush;
pctx->clear = agx_clear;
pctx->resource_copy_region = util_resource_copy_region;
pctx->resource_copy_region = agx_resource_copy_region;
pctx->blit = agx_blit;
pctx->flush_resource = agx_flush_resource;

6
src/gallium/drivers/asahi/agx_state.h
View file

@ -967,6 +967,12 @@ void agx_blitter_save(struct agx_context *ctx, struct blitter_context *blitter,
void agx_blit(struct pipe_context *pipe, const struct pipe_blit_info *info);
void agx_resource_copy_region(struct pipe_context *pctx,
struct pipe_resource *dst, unsigned dst_level,
unsigned dstx, unsigned dsty, unsigned dstz,
struct pipe_resource *src, unsigned src_level,
const struct pipe_box *src_box);
/* Batch logic */
struct agx_encoder agx_encoder_allocate(struct agx_batch *batch,