From 8ea72e912c96192c1c22eed8d05c23dc7ba5abb9 Mon Sep 17 00:00:00 2001
From: Olivier Fourdan <ofourdan@redhat.com>
Date: Wed, 25 Sep 2024 10:29:03 +0200
Subject: [PATCH] glamor: Add debug for pixmap allocations

Add a new debug level (4) to track GLAMOR pixmap allocations.

Signed-off-by: Olivier Fourdan <ofourdan@redhat.com>
---
 glamor/glamor.c       | 3 +++
 glamor/glamor_debug.h | 8 ++++++++
 2 files changed, 11 insertions(+)

diff --git a/glamor/glamor.c b/glamor/glamor.c
index 914c414a1..b1d224c65 100644
--- a/glamor/glamor.c
+++ b/glamor/glamor.c
@@ -234,6 +234,7 @@ glamor_create_pixmap(ScreenPtr screen, int w, int h, int depth,
 
     if (usage == GLAMOR_CREATE_PIXMAP_NO_TEXTURE) {
         glamor_init_pixmap_private_small(pixmap, pixmap_priv);
+        glamor_debug_pixmap_alloc("pixmap %p\n", pixmap);
         return pixmap;
     }
     else if (usage == GLAMOR_CREATE_NO_LARGE ||
@@ -255,6 +256,7 @@ glamor_create_pixmap(ScreenPtr screen, int w, int h, int depth,
     }
 
     glamor_pixmap_attach_fbo(pixmap, fbo);
+    glamor_debug_pixmap_alloc("pixmap %p\n", pixmap);
 
     return pixmap;
 }
@@ -263,6 +265,7 @@ Bool
 glamor_destroy_pixmap(PixmapPtr pixmap)
 {
     if (pixmap->refcnt == 1) {
+        glamor_debug_pixmap_alloc("pixmap %p\n", pixmap);
         glamor_pixmap_destroy_fbo(pixmap);
     }
 
diff --git a/glamor/glamor_debug.h b/glamor/glamor_debug.h
index 68189d484..1f076c034 100644
--- a/glamor/glamor_debug.h
+++ b/glamor/glamor_debug.h
@@ -34,6 +34,7 @@
 #define GLAMOR_DEBUG_FALLBACK                 1
 #define GLAMOR_DEBUG_TEXTURE_DOWNLOAD         2
 #define GLAMOR_DEBUG_TEXTURE_DYNAMIC_UPLOAD   3
+#define GLAMOR_DEBUG_PIXMAP_ALLOC             4
 
 #define GLAMOR_PANIC(_format_, ...)			\
   do {							\
@@ -66,6 +67,13 @@
 			     "Glamor fallback",		\
 			     ##__VA_ARGS__);} while(0)
 
+#define glamor_debug_pixmap_alloc(_format_,...)		\
+  do {							\
+    if (glamor_debug_level >= GLAMOR_DEBUG_PIXMAP_ALLOC)	\
+      __debug_output_message(_format_,			\
+			     "Glamor pixmap alloc",	\
+			     ##__VA_ARGS__);} while(0)
+
 #define DEBUGF(str, ...)  do {} while(0)
 //#define DEBUGF(str, ...) ErrorF(str, ##__VA_ARGS__)
 #define DEBUGRegionPrint(x) do {} while (0)