From 1672e8e05996d48e51a1998bd7e9b08b78e012f5 Mon Sep 17 00:00:00 2001
From: José Fonseca <jrfonseca@tungstengraphics.com>
Date: Thu, 18 Sep 2008 11:10:09 +0900
Subject: pipebuffer: New callback to flush all temporary-held buffers.

Used mostly to aid debugging memory issues or to clean up resources when
the drivers are long lived.
---
 .../auxiliary/pipebuffer/pb_buffer_malloc.c        | 14 +++++++++---
 src/gallium/auxiliary/pipebuffer/pb_bufmgr.h       | 14 ++++++++----
 src/gallium/auxiliary/pipebuffer/pb_bufmgr_alt.c   | 16 +++++++++++++
 src/gallium/auxiliary/pipebuffer/pb_bufmgr_cache.c | 11 ++++++---
 src/gallium/auxiliary/pipebuffer/pb_bufmgr_debug.c | 11 +++++++++
 .../auxiliary/pipebuffer/pb_bufmgr_fenced.c        | 14 ++++++++++++
 src/gallium/auxiliary/pipebuffer/pb_bufmgr_mm.c    | 10 ++++++++-
 src/gallium/auxiliary/pipebuffer/pb_bufmgr_pool.c  |  8 +++++++
 src/gallium/auxiliary/pipebuffer/pb_bufmgr_slab.c  | 26 ++++++++++++++++++++++
 9 files changed, 113 insertions(+), 11 deletions(-)

diff --git a/src/gallium/auxiliary/pipebuffer/pb_buffer_malloc.c b/src/gallium/auxiliary/pipebuffer/pb_buffer_malloc.c
index 20fc87b39d2..1bf22a2ec09 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_buffer_malloc.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_buffer_malloc.c
@@ -129,7 +129,7 @@ pb_malloc_buffer_create(size_t size,
 
 
 static struct pb_buffer *
-pb_malloc_buffer_create_buffer(struct pb_manager *mgr, 
+pb_malloc_bufmgr_create_buffer(struct pb_manager *mgr, 
                                size_t size,
                                const struct pb_desc *desc) 
 {
@@ -137,6 +137,13 @@ pb_malloc_buffer_create_buffer(struct pb_manager *mgr,
 }
 
 
+static void
+pb_malloc_bufmgr_flush(struct pb_manager *mgr) 
+{
+   /* No-op */
+}
+
+
 static void
 pb_malloc_bufmgr_destroy(struct pb_manager *mgr) 
 {
@@ -146,8 +153,9 @@ pb_malloc_bufmgr_destroy(struct pb_manager *mgr)
 
 static struct pb_manager 
 pb_malloc_bufmgr = {
-   pb_malloc_buffer_create_buffer,
-   pb_malloc_bufmgr_destroy
+   pb_malloc_bufmgr_destroy,
+   pb_malloc_bufmgr_create_buffer,
+   pb_malloc_bufmgr_flush
 };
 
 
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h b/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h
index 32867029ee7..cafbee045ae 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h
@@ -69,13 +69,22 @@ struct pipe_winsys;
  */
 struct pb_manager
 {
+   void
+   (*destroy)( struct pb_manager *mgr );
+
    struct pb_buffer *
    (*create_buffer)( struct pb_manager *mgr, 
 	             size_t size,
 	             const struct pb_desc *desc);
 
+   /**
+    * Flush all temporary-held buffers.
+    * 
+    * Used mostly to aid debugging memory issues or to clean up resources when 
+    * the drivers are long lived.
+    */
    void
-   (*destroy)( struct pb_manager *mgr );
+   (*flush)( struct pb_manager *mgr );
 };
 
 
@@ -153,9 +162,6 @@ struct pb_manager *
 pb_cache_manager_create(struct pb_manager *provider, 
                      	unsigned usecs); 
 
-void
-pb_cache_flush(struct pb_manager *mgr);
-
 
 /** 
  * Fenced buffer manager.
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_alt.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_alt.c
index 2afaeafa1a1..c956924cc76 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_alt.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_alt.c
@@ -75,6 +75,21 @@ pb_alt_manager_create_buffer(struct pb_manager *_mgr,
 }
 
 
+static void
+pb_alt_manager_flush(struct pb_manager *_mgr)
+{
+   struct pb_alt_manager *mgr = pb_alt_manager(_mgr);
+   
+   assert(mgr->provider1->flush);
+   if(mgr->provider1->flush)
+      mgr->provider1->flush(mgr->provider1);
+   
+   assert(mgr->provider2->flush);
+   if(mgr->provider2->flush)
+      mgr->provider2->flush(mgr->provider2);
+}
+
+
 static void
 pb_alt_manager_destroy(struct pb_manager *mgr)
 {
@@ -97,6 +112,7 @@ pb_alt_manager_create(struct pb_manager *provider1,
 
    mgr->base.destroy = pb_alt_manager_destroy;
    mgr->base.create_buffer = pb_alt_manager_create_buffer;
+   mgr->base.flush = pb_alt_manager_flush;
    mgr->provider1 = provider1;
    mgr->provider2 = provider2;
       
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_cache.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_cache.c
index 1ec422fb19e..8f118874ec3 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_cache.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_cache.c
@@ -306,8 +306,8 @@ pb_cache_manager_create_buffer(struct pb_manager *_mgr,
 }
 
 
-void
-pb_cache_flush(struct pb_manager *_mgr)
+static void
+pb_cache_manager_flush(struct pb_manager *_mgr)
 {
    struct pb_cache_manager *mgr = pb_cache_manager(_mgr);
    struct list_head *curr, *next;
@@ -323,13 +323,17 @@ pb_cache_flush(struct pb_manager *_mgr)
       next = curr->next;
    }
    pipe_mutex_unlock(mgr->mutex);
+   
+   assert(mgr->provider->flush);
+   if(mgr->provider->flush)
+      mgr->provider->flush(mgr->provider);
 }
 
 
 static void
 pb_cache_manager_destroy(struct pb_manager *mgr)
 {
-   pb_cache_flush(mgr);
+   pb_cache_manager_flush(mgr);
    FREE(mgr);
 }
 
@@ -349,6 +353,7 @@ pb_cache_manager_create(struct pb_manager *provider,
 
    mgr->base.destroy = pb_cache_manager_destroy;
    mgr->base.create_buffer = pb_cache_manager_create_buffer;
+   mgr->base.flush = pb_cache_manager_flush;
    mgr->provider = provider;
    mgr->usecs = usecs;
    LIST_INITHEAD(&mgr->delayed);
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_debug.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_debug.c
index 5f1ed3e5a8a..1675e6e1822 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_debug.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_debug.c
@@ -313,6 +313,16 @@ pb_debug_manager_create_buffer(struct pb_manager *_mgr,
 }
 
 
+static void
+pb_debug_manager_flush(struct pb_manager *_mgr)
+{
+   struct pb_debug_manager *mgr = pb_debug_manager(_mgr);
+   assert(mgr->provider->flush);
+   if(mgr->provider->flush)
+      mgr->provider->flush(mgr->provider);
+}
+
+
 static void
 pb_debug_manager_destroy(struct pb_manager *_mgr)
 {
@@ -336,6 +346,7 @@ pb_debug_manager_create(struct pb_manager *provider, size_t band_size)
 
    mgr->base.destroy = pb_debug_manager_destroy;
    mgr->base.create_buffer = pb_debug_manager_create_buffer;
+   mgr->base.flush = pb_debug_manager_flush;
    mgr->provider = provider;
    mgr->band_size = band_size;
       
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_fenced.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_fenced.c
index 8fc63ce648c..633ee70a75b 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_fenced.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_fenced.c
@@ -94,6 +94,19 @@ fenced_bufmgr_create_buffer(struct pb_manager *mgr,
 }
 
 
+static void
+fenced_bufmgr_flush(struct pb_manager *mgr)
+{
+   struct fenced_pb_manager *fenced_mgr = fenced_pb_manager(mgr);
+
+   fenced_buffer_list_check_free(fenced_mgr->fenced_list, TRUE);
+
+   assert(fenced_mgr->provider->flush);
+   if(fenced_mgr->provider->flush)
+      fenced_mgr->provider->flush(fenced_mgr->provider);
+}
+
+
 static void
 fenced_bufmgr_destroy(struct pb_manager *mgr)
 {
@@ -123,6 +136,7 @@ fenced_bufmgr_create(struct pb_manager *provider,
 
    fenced_mgr->base.destroy = fenced_bufmgr_destroy;
    fenced_mgr->base.create_buffer = fenced_bufmgr_create_buffer;
+   fenced_mgr->base.flush = fenced_bufmgr_flush;
 
    fenced_mgr->provider = provider;
    fenced_mgr->fenced_list = fenced_buffer_list_create(winsys);
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_mm.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_mm.c
index e8c7f8e1f82..fe80ca30eea 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_mm.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_mm.c
@@ -199,6 +199,13 @@ mm_bufmgr_create_buffer(struct pb_manager *mgr,
 }
 
 
+static void
+mm_bufmgr_flush(struct pb_manager *mgr)
+{
+   /* No-op */
+}
+
+
 static void
 mm_bufmgr_destroy(struct pb_manager *mgr)
 {
@@ -230,8 +237,9 @@ mm_bufmgr_create_from_buffer(struct pb_buffer *buffer,
    if (!mm)
       return NULL;
 
-   mm->base.create_buffer = mm_bufmgr_create_buffer;
    mm->base.destroy = mm_bufmgr_destroy;
+   mm->base.create_buffer = mm_bufmgr_create_buffer;
+   mm->base.flush = mm_bufmgr_flush;
 
    mm->size = size;
    mm->align2 = align2; /* 64-byte alignment */
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_pool.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_pool.c
index 3ef72c5bbb3..61ac291ed77 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_pool.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_pool.c
@@ -202,6 +202,13 @@ pool_bufmgr_create_buffer(struct pb_manager *mgr,
 }
 
 
+static void
+pool_bufmgr_flush(struct pb_manager *mgr)
+{
+   /* No-op */
+}
+
+
 static void
 pool_bufmgr_destroy(struct pb_manager *mgr)
 {
@@ -238,6 +245,7 @@ pool_bufmgr_create(struct pb_manager *provider,
 
    pool->base.destroy = pool_bufmgr_destroy;
    pool->base.create_buffer = pool_bufmgr_create_buffer;
+   pool->base.flush = pool_bufmgr_flush;
 
    LIST_INITHEAD(&pool->free);
 
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_slab.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_slab.c
index 8698c4cff62..2a801549202 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_slab.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_slab.c
@@ -406,6 +406,17 @@ pb_slab_manager_create_buffer(struct pb_manager *_mgr,
 }
 
 
+static void
+pb_slab_manager_flush(struct pb_manager *_mgr)
+{
+   struct pb_slab_manager *mgr = pb_slab_manager(_mgr);
+
+   assert(mgr->provider->flush);
+   if(mgr->provider->flush)
+      mgr->provider->flush(mgr->provider);
+}
+
+
 static void
 pb_slab_manager_destroy(struct pb_manager *_mgr)
 {
@@ -430,6 +441,7 @@ pb_slab_manager_create(struct pb_manager *provider,
 
    mgr->base.destroy = pb_slab_manager_destroy;
    mgr->base.create_buffer = pb_slab_manager_create_buffer;
+   mgr->base.flush = pb_slab_manager_flush;
 
    mgr->provider = provider;
    mgr->bufSize = bufSize;
@@ -465,6 +477,19 @@ pb_slab_range_manager_create_buffer(struct pb_manager *_mgr,
 }
 
 
+static void
+pb_slab_range_manager_flush(struct pb_manager *_mgr)
+{
+   struct pb_slab_range_manager *mgr = pb_slab_range_manager(_mgr);
+
+   /* Individual slabs don't hold any temporary buffers so no need to call them */
+   
+   assert(mgr->provider->flush);
+   if(mgr->provider->flush)
+      mgr->provider->flush(mgr->provider);
+}
+
+
 static void
 pb_slab_range_manager_destroy(struct pb_manager *_mgr)
 {
@@ -499,6 +524,7 @@ pb_slab_range_manager_create(struct pb_manager *provider,
 
    mgr->base.destroy = pb_slab_range_manager_destroy;
    mgr->base.create_buffer = pb_slab_range_manager_create_buffer;
+   mgr->base.flush = pb_slab_range_manager_flush;
 
    mgr->provider = provider;
    mgr->minBufSize = minBufSize;
-- 
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