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-rw-r--r--drivers/gpu/drm/ttm/ttm_bo.c13
-rw-r--r--drivers/gpu/drm/ttm/ttm_bo_manager.c10
-rw-r--r--include/drm/ttm/ttm_bo_driver.h4
3 files changed, 24 insertions, 3 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 1e9bb2156dcf..5ef0103bd0b6 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -464,9 +464,7 @@ static void ttm_bo_cleanup_memtype_use(struct ttm_buffer_object *bo)
spin_lock(&glob->lru_lock);
}
- if (bo->mem.mm_node) {
- ttm_bo_mem_put(bo, &bo->mem);
- }
+ ttm_bo_mem_put_locked(bo, &bo->mem);
atomic_set(&bo->reserved, 0);
wake_up_all(&bo->event_queue);
@@ -791,6 +789,15 @@ void ttm_bo_mem_put(struct ttm_buffer_object *bo, struct ttm_mem_reg *mem)
}
EXPORT_SYMBOL(ttm_bo_mem_put);
+void ttm_bo_mem_put_locked(struct ttm_buffer_object *bo, struct ttm_mem_reg *mem)
+{
+ struct ttm_mem_type_manager *man = &bo->bdev->man[mem->mem_type];
+
+ if (mem->mm_node)
+ (*man->func->put_node_locked)(man, mem);
+}
+EXPORT_SYMBOL(ttm_bo_mem_put_locked);
+
/**
* Repeatedly evict memory from the LRU for @mem_type until we create enough
* space, or we've evicted everything and there isn't enough space.
diff --git a/drivers/gpu/drm/ttm/ttm_bo_manager.c b/drivers/gpu/drm/ttm/ttm_bo_manager.c
index 7410c190c891..35c97b20bdae 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_manager.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_manager.c
@@ -90,6 +90,15 @@ static void ttm_bo_man_put_node(struct ttm_mem_type_manager *man,
}
}
+static void ttm_bo_man_put_node_locked(struct ttm_mem_type_manager *man,
+ struct ttm_mem_reg *mem)
+{
+ if (mem->mm_node) {
+ drm_mm_put_block(mem->mm_node);
+ mem->mm_node = NULL;
+ }
+}
+
static int ttm_bo_man_init(struct ttm_mem_type_manager *man,
unsigned long p_size)
{
@@ -143,6 +152,7 @@ const struct ttm_mem_type_manager_func ttm_bo_manager_func = {
ttm_bo_man_takedown,
ttm_bo_man_get_node,
ttm_bo_man_put_node,
+ ttm_bo_man_put_node_locked,
ttm_bo_man_debug
};
EXPORT_SYMBOL(ttm_bo_manager_func);
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index e3371dbe6a10..d0ff529fedde 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -214,6 +214,8 @@ struct ttm_mem_type_manager_func {
struct ttm_mem_reg *mem);
void (*put_node)(struct ttm_mem_type_manager *man,
struct ttm_mem_reg *mem);
+ void (*put_node_locked)(struct ttm_mem_type_manager *man,
+ struct ttm_mem_reg *mem);
void (*debug)(struct ttm_mem_type_manager *man, const char *prefix);
};
@@ -667,6 +669,8 @@ extern int ttm_bo_mem_space(struct ttm_buffer_object *bo,
extern void ttm_bo_mem_put(struct ttm_buffer_object *bo,
struct ttm_mem_reg *mem);
+extern void ttm_bo_mem_put_locked(struct ttm_buffer_object *bo,
+ struct ttm_mem_reg *mem);
/**
* ttm_bo_wait_for_cpu