[Mesa-dev] [PATCH 1/3] panfrost: Fix various leaks unmapping resources

[Alyssa Rosenzweig]

Signed-off-by: Alyssa Rosenzweig <alyssa at rosenzweig.io>
---
 src/gallium/drivers/panfrost/pan_resource.c | 22 ++++++++++++---------
 src/gallium/drivers/panfrost/pan_screen.h   |  4 +++-
 2 files changed, 16 insertions(+), 10 deletions(-)

diff --git a/src/gallium/drivers/panfrost/pan_resource.c b/src/gallium/drivers/panfrost/pan_resource.c
index 7fa00117a28..fb9b8e63c83 100644
--- a/src/gallium/drivers/panfrost/pan_resource.c
+++ b/src/gallium/drivers/panfrost/pan_resource.c
@@ -287,17 +287,20 @@ panfrost_destroy_bo(struct panfrost_screen *screen, struct panfrost_bo *pbo)
 {
 	struct panfrost_bo *bo = (struct panfrost_bo *)pbo;
 
-        if (bo->entry[0] != NULL) {
-                /* Most allocations have an entry to free */
-                bo->entry[0]->freed = true;
-                pb_slab_free(&screen->slabs, &bo->entry[0]->base);
+        for (int l = 0; l < MAX_MIP_LEVELS; ++l) {
+                if (bo->entry[l] != NULL) {
+                        /* Most allocations have an entry to free */
+                        bo->entry[l]->freed = true;
+                        pb_slab_free(&screen->slabs, &bo->entry[l]->base);
+                }
         }
 
         if (bo->tiled) {
                 /* Tiled has a malloc'd CPU, so just plain ol' free needed */
 
-                for (int l = 0; bo->cpu[l]; l++) {
-                        free(bo->cpu[l]);
+                for (int l = 0; l < MAX_MIP_LEVELS; ++l) {
+                        if (bo->cpu[l])
+                                free(bo->cpu[l]);
                 }
         }
 
@@ -509,9 +512,10 @@ panfrost_slab_can_reclaim(void *priv, struct pb_slab_entry *entry)
 static void
 panfrost_slab_free(void *priv, struct pb_slab *slab)
 {
-        /* STUB */
-        //struct panfrost_memory *mem = (struct panfrost_memory *) slab;
-        printf("stub: Tried to free slab\n");
+        struct panfrost_memory *mem = (struct panfrost_memory *) slab;
+        struct panfrost_screen *screen = (struct panfrost_screen *) priv;
+
+        screen->driver->free_slab(screen, mem);
 }
 
 static void
diff --git a/src/gallium/drivers/panfrost/pan_screen.h b/src/gallium/drivers/panfrost/pan_screen.h
index b89d921c71f..afb3d34b5b1 100644
--- a/src/gallium/drivers/panfrost/pan_screen.h
+++ b/src/gallium/drivers/panfrost/pan_screen.h
@@ -58,7 +58,9 @@ struct panfrost_driver {
 		               int extra_flags,
 		               int commit_count,
 		               int extent);
-	void (*enable_counters) (struct panfrost_screen *screen);
+        void (*free_slab) (struct panfrost_screen *screen,
+                           struct panfrost_memory *mem);
+        void (*enable_counters) (struct panfrost_screen *screen);
 };
 
 struct panfrost_screen {
-- 
2.20.1