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zink: add buffer_subdata hook 

this just sets some flags to help optimize mapping

Reviewed-by: Erik Faye-Lund <erik.faye-lund@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9790>
This commit is contained in:
Mike Blumenkrantz 2020-12-13 16:32:55 -05:00 committed by Marge Bot
parent 8dd8754238
commit 3d94144d38
1 changed files with 23 additions and 1 deletions
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24
src/gallium/drivers/zink/zink_resource.c
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@ -887,6 +887,28 @@ zink_transfer_unmap(struct pipe_context *pctx,
slab_free(&ctx->transfer_pool, ptrans);
}
static void
zink_buffer_subdata(struct pipe_context *ctx, struct pipe_resource *buffer,
unsigned usage, unsigned offset, unsigned size, const void *data)
{
struct pipe_transfer *transfer = NULL;
struct pipe_box box;
uint8_t *map = NULL;
usage |= PIPE_MAP_WRITE;
if (!(usage & PIPE_MAP_DIRECTLY))
usage |= PIPE_MAP_DISCARD_RANGE;
u_box_1d(offset, size, &box);
map = zink_transfer_map(ctx, buffer, 0, usage, &box, &transfer);
if (!map)
return;
memcpy(map, data, size);
zink_transfer_unmap(ctx, transfer);
}
static struct pipe_resource *
zink_resource_get_separate_stencil(struct pipe_resource *pres)
{
@ -1007,7 +1029,7 @@ zink_context_resource_init(struct pipe_context *pctx)
pctx->transfer_unmap = u_transfer_helper_deinterleave_transfer_unmap;
pctx->transfer_flush_region = u_transfer_helper_transfer_flush_region;
pctx->buffer_subdata = u_default_buffer_subdata;
pctx->buffer_subdata = zink_buffer_subdata;
pctx->texture_subdata = u_default_texture_subdata;
pctx->invalidate_resource = zink_resource_invalidate;
}