media-libs/arc-mesa-virgl/files/UPSTREAM-dri-add-image-cleanup-callback-to-loader-extensions.patch

From e0ded637ccc5a17437585b3417ce2d5a9eb30ffa Mon Sep 17 00:00:00 2001
From: David Stevens <stevensd@chromium.org>
Date: Thu, 26 Nov 2020 14:03:16 +0900
Subject: [PATCH 09/11] dri: add image cleanup callback to loader extensions
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

The callback may be used by dri drivers to perform cleanup when images
are destroyed. It is added to the dri2 and image loader extensions.

Signed-off-by: David Stevens <stevensd@chromium.org>
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7805>
---
 include/GL/internal/dri_interface.h | 22 ++++++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

diff --git a/include/GL/internal/dri_interface.h b/include/GL/internal/dri_interface.h
index e40106575c0..69969eebaa6 100644
--- a/include/GL/internal/dri_interface.h
+++ b/include/GL/internal/dri_interface.h
@@ -1106,7 +1106,7 @@ struct __DRIbufferRec {
 };
 
 #define __DRI_DRI2_LOADER "DRI_DRI2Loader"
-#define __DRI_DRI2_LOADER_VERSION 4
+#define __DRI_DRI2_LOADER_VERSION 5
 
 enum dri_loader_cap {
    /* Whether the loader handles RGBA channel ordering correctly. If not,
@@ -1177,6 +1177,15 @@ struct __DRIdri2LoaderExtensionRec {
      * \since 4
      */
     unsigned (*getCapability)(void *loaderPrivate, enum dri_loader_cap cap);
+
+    /**
+     * Clean up any loader state associated with an image.
+     *
+     * \param loaderPrivate  Loader's private data that was previously passed
+     *                       into a __DRIimageExtensionRec::createImage function
+     * \since 5
+     */
+    void (*destroyLoaderImageState)(void *loaderPrivate);
 };
 
 /**
@@ -2003,7 +2012,7 @@ struct __DRIimageList {
 };
 
 #define __DRI_IMAGE_LOADER "DRI_IMAGE_LOADER"
-#define __DRI_IMAGE_LOADER_VERSION 3
+#define __DRI_IMAGE_LOADER_VERSION 4
 
 struct __DRIimageLoaderExtensionRec {
     __DRIextension base;
@@ -2062,6 +2071,15 @@ struct __DRIimageLoaderExtensionRec {
      * \since 3
      */
     void (*flushSwapBuffers)(__DRIdrawable *driDrawable, void *loaderPrivate);
+
+    /**
+     * Clean up any loader state associated with an image.
+     *
+     * \param loaderPrivate  Loader's private data that was previously passed
+     *                       into a __DRIimageExtensionRec::createImage function
+     * \since 4
+     */
+    void (*destroyLoaderImageState)(void *loaderPrivate);
 };
 
 /**
-- 
2.29.2.684.gfbc64c5ab5-goog