gallium: Initial port of Thomas slab suballocator to pipebuffer.

Not tested yet -- just compiles.

This includes only the slab algorithm. Fencing is already
implemented in pb_bufmgr_fence and time-based caching will be commited in a
separate module shortly.

1 files changed, 9 insertions, 0 deletions

diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h b/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h
index 0cf8e92..a2377f7 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h
@@ -114,6 +114,15 @@ mm_bufmgr_create_from_buffer(struct pb_buffer *buffer,
                              size_t size, size_t align2);
 
 
+struct pb_manager *
+pb_slab_manager_create(struct pb_manager *provider, 
+                       const struct pb_desc *desc,
+                       size_t smallestSize,
+                       size_t numSizes,
+                       size_t desiredNumBuffers,
+                       size_t maxSlabSize,
+                       size_t pageAlignment);
+                       
 /** 
  * Fenced buffer manager.
  *