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-rw-r--r--src/gallium/drivers/vc4/vc4_resource.c27
1 files changed, 15 insertions, 12 deletions
diff --git a/src/gallium/drivers/vc4/vc4_resource.c b/src/gallium/drivers/vc4/vc4_resource.c
index 0d4bb6477d6..12469ea192e 100644
--- a/src/gallium/drivers/vc4/vc4_resource.c
+++ b/src/gallium/drivers/vc4/vc4_resource.c
@@ -156,9 +156,22 @@ vc4_resource_transfer_map(struct pipe_context *pctx,
enum pipe_format format = prsc->format;
char *buf;
+ /* Upgrade DISCARD_RANGE to WHOLE_RESOURCE if the whole resource is
+ * being mapped.
+ */
+ if ((usage & PIPE_TRANSFER_DISCARD_RANGE) &&
+ !(usage & PIPE_TRANSFER_UNSYNCHRONIZED) &&
+ !(prsc->flags & PIPE_RESOURCE_FLAG_MAP_COHERENT) &&
+ prsc->last_level == 0 &&
+ prsc->width0 == box->width &&
+ prsc->height0 == box->height &&
+ prsc->depth0 == box->depth &&
+ prsc->array_size == 1) {
+ usage |= PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE;
+ }
+
if (usage & PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE) {
if (vc4_resource_bo_alloc(rsc)) {
-
/* If it might be bound as one of our vertex buffers,
* make sure we re-emit vertex buffer state.
*/
@@ -177,17 +190,7 @@ vc4_resource_transfer_map(struct pipe_context *pctx,
*/
if (vc4_cl_references_bo(pctx, rsc->bo,
usage & PIPE_TRANSFER_WRITE)) {
- if ((usage & PIPE_TRANSFER_DISCARD_RANGE) &&
- prsc->last_level == 0 &&
- prsc->width0 == box->width &&
- prsc->height0 == box->height &&
- prsc->depth0 == box->depth &&
- vc4_resource_bo_alloc(rsc)) {
- if (prsc->bind & PIPE_BIND_VERTEX_BUFFER)
- vc4->dirty |= VC4_DIRTY_VTXBUF;
- } else {
- vc4_flush(pctx);
- }
+ vc4_flush(pctx);
}
}