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iris: Implement multi-slice copy_region 

I don't know if this is required - surprisingly, I haven't seen it
matter - but I'd like to use it for multi-slice transfer maps.  We may
as well do the right thing.
This commit is contained in:
Kenneth Graunke 2018-12-23 23:04:37 -08:00
parent 307f3f9924
commit 7a9e87c224
1 changed files with 9 additions and 11 deletions
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20
src/gallium/drivers/iris/iris_blit.c
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@ -411,8 +411,6 @@ iris_resource_copy_region(struct pipe_context *ctx,
struct iris_context *ice = (void *) ctx;
struct iris_batch *batch = &ice->batches[IRIS_BATCH_RENDER];
iris_batch_maybe_flush(batch, 1500);
blorp_batch_init(&ice->blorp, &blorp_batch, batch, 0);
if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) {
@ -423,6 +421,8 @@ iris_resource_copy_region(struct pipe_context *ctx,
.buffer = iris_resource_bo(dst), .offset = dstx,
};
iris_batch_maybe_flush(batch, 1500);
blorp_buffer_copy(&blorp_batch, src_addr, dst_addr, src_box->width);
} else {
// XXX: what about one surface being a buffer and not the other?
@ -431,16 +431,14 @@ iris_resource_copy_region(struct pipe_context *ctx,
iris_blorp_surf_for_resource(&src_surf, src, ISL_AUX_USAGE_NONE, false);
iris_blorp_surf_for_resource(&dst_surf, dst, ISL_AUX_USAGE_NONE, true);
// XXX: ???
unsigned dst_layer = dstz;
unsigned src_layer = src_box->z;
for (int slice = 0; slice < src_box->depth; slice++) {
iris_batch_maybe_flush(batch, 1500);
assert(src_box->depth == 1);
blorp_copy(&blorp_batch, &src_surf, src_level, src_layer,
&dst_surf, dst_level, dst_layer,
src_box->x, src_box->y, dstx, dsty,
src_box->width, src_box->height);
blorp_copy(&blorp_batch, &src_surf, src_level, src_box->z + slice,
&dst_surf, dst_level, dstz + slice,
src_box->x, src_box->y, dstx, dsty,
src_box->width, src_box->height);
}
}
blorp_batch_finish(&blorp_batch);