gallium: add interface for querying memory usage and sizes (v2)

If you're worried about the duplication of some CAPs, we can remove them
later.

v2: add fields for memory eviction stats

Reviewed-by: Ilia Mirkin <[email protected]>
Reviewed-by: Alex Deucher <[email protected]>

1 files changed, 6 insertions, 0 deletions

diff --git a/src/gallium/include/pipe/p_screen.h b/src/gallium/include/pipe/p_screen.h
index f868d71db23..211bc2440f9 100644
--- a/src/gallium/include/pipe/p_screen.h
+++ b/src/gallium/include/pipe/p_screen.h
@@ -57,6 +57,7 @@ struct pipe_resource;
 struct pipe_surface;
 struct pipe_transfer;
 struct pipe_box;
+struct pipe_memory_info;
 
 
 /**
@@ -260,6 +261,11 @@ struct pipe_screen {
                                       unsigned index,
                                       struct pipe_driver_query_group_info *info);
 
+   /**
+    * Query information about memory usage.
+    */
+   void (*query_memory_info)(struct pipe_screen *screen,
+                             struct pipe_memory_info *info);
 };