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panfrost: Do not recreate bo if already mapped

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Signed-off-by: Mary Guillemard <mary.guillemard@collabora.com>
Reviewed by: Eric R. Smith <eric.smith@collabora.com>

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30088>
This commit is contained in:
Mary Guillemard 2024-07-08 12:38:54 +02:00 committed by Marge Bot
parent 3f2793ee10
commit 04685e732e
1 changed files with 5 additions and 1 deletions
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6
src/gallium/drivers/panfrost/pan_resource.c
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@ -1249,6 +1249,8 @@ panfrost_ptr_map(struct pipe_context *pctx, struct pipe_resource *resource,
return staging->bo->ptr.cpu;
}
bool already_mapped = bo->ptr.cpu != NULL;
/* If we haven't already mmaped, now's the time */
panfrost_bo_mmap(bo);
@ -1298,7 +1300,9 @@ panfrost_ptr_map(struct pipe_context *pctx, struct pipe_resource *resource,
copy_resource = false;
}
if (create_new_bo) {
if (create_new_bo &&
(!(resource->flags & PIPE_RESOURCE_FLAG_MAP_PERSISTENT) ||
!already_mapped)) {
/* Make sure we re-emit any descriptors using this resource */
panfrost_dirty_state_all(ctx);