[Mesa-dev] [PATCH 5/8] gallium: add get_disk_shader_cache() callback

[Timothy Arceri]

V2: Provide more detail in callback description and add description to
    screen.rst
---
 src/gallium/docs/source/screen.rst  | 9 +++++++++
 src/gallium/include/pipe/p_screen.h | 8 ++++++++
 2 files changed, 17 insertions(+)

diff --git a/src/gallium/docs/source/screen.rst b/src/gallium/docs/source/screen.rst
index 74c8cec..c75786b 100644
--- a/src/gallium/docs/source/screen.rst
+++ b/src/gallium/docs/source/screen.rst
@@ -763,6 +763,15 @@ The driver-specific query group is described with the
 pipe_driver_query_group_info structure.
 
 
+
+get_disk_shader_cache
+^^^^^^^^^^^^^^^^^^^^^
+
+Returns a pointer to driver-specific on-disk shader cache. If the driver
+failed to create the cache or does not support an on-disk shader cache NULL is
+returned.
+
+
 Thread safety
 -------------
 
diff --git a/src/gallium/include/pipe/p_screen.h b/src/gallium/include/pipe/p_screen.h
index b6203f1..40c0887 100644
--- a/src/gallium/include/pipe/p_screen.h
+++ b/src/gallium/include/pipe/p_screen.h
@@ -58,6 +58,7 @@ struct pipe_surface;
 struct pipe_transfer;
 struct pipe_box;
 struct pipe_memory_info;
+struct disk_cache;
 
 
 /**
@@ -318,6 +319,13 @@ struct pipe_screen {
    const void *(*get_compiler_options)(struct pipe_screen *screen,
                                       enum pipe_shader_ir ir,
                                       unsigned shader);
+
+   /**
+    * Returns a pointer to driver-specific on-disk shader cache. If the driver
+    * failed to create the cache or does not support an on-disk shader cache
+    * NULL is returned.
+    */
+   struct disk_cache *(*get_disk_shader_cache)(struct pipe_screen *screen);
 };
 
 
-- 
2.9.3