---
drivers/gpu/drm/ttm/ttm_bo.c | 12 +++++++-----
drivers/gpu/drm/ttm/ttm_bo_manager.c | 21 +++++++++++++++++++--
include/drm/ttm/ttm_bo_driver.h | 24 ++++++++++++++++++++++++
3 files changed, 50 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 127a0b62bf98..a45038c74de6 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -1407,8 +1407,8 @@ int ttm_bo_create(struct ttm_bo_device *bdev,
}
EXPORT_SYMBOL(ttm_bo_create);
-static int ttm_bo_force_list_clean(struct ttm_bo_device *bdev,
- struct ttm_mem_type_manager *man)
+int ttm_mem_type_manager_force_list_clean(struct ttm_bo_device *bdev,
+ struct ttm_mem_type_manager *man)
{
struct ttm_operation_ctx ctx = {
.interruptible = false,
@@ -1450,6 +1450,7 @@ static int ttm_bo_force_list_clean(struct ttm_bo_device
*bdev,
return 0;
}
+EXPORT_SYMBOL(ttm_mem_type_manager_force_list_clean);
int ttm_bo_clean_mm(struct ttm_bo_device *bdev, unsigned mem_type)
{
@@ -1472,13 +1473,14 @@ int ttm_bo_clean_mm(struct ttm_bo_device *bdev,
unsigned mem_type)
ret = 0;
if (mem_type > 0) {
- ret = ttm_bo_force_list_clean(bdev, man);
+ ret = ttm_mem_type_manager_force_list_clean(bdev, man);
if (ret) {
pr_err("Cleanup eviction failed\n");
return ret;
}
- ret = (*man->func->takedown)(man);
+ if (man->func->takedown)
+ ret = (*man->func->takedown)(man);
}
ttm_mem_type_manager_cleanup(man);
@@ -1501,7 +1503,7 @@ int ttm_bo_evict_mm(struct ttm_bo_device *bdev, unsigned
mem_type)
return 0;
}
- return ttm_bo_force_list_clean(bdev, man);
+ return ttm_mem_type_manager_force_list_clean(bdev, man);
}
EXPORT_SYMBOL(ttm_bo_evict_mm);
diff --git a/drivers/gpu/drm/ttm/ttm_bo_manager.c b/drivers/gpu/drm/ttm/ttm_bo_manager.c
index b56c6961b278..96da22be672b 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_manager.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_manager.c
@@ -129,7 +129,7 @@ int ttm_range_man_init(struct ttm_bo_device *bdev,
}
EXPORT_SYMBOL(ttm_range_man_init);
-static int ttm_bo_man_takedown(struct ttm_mem_type_manager *man)
+static int ttm_bo_man_takedown_private(struct ttm_mem_type_manager *man)
{
struct ttm_range_manager *rman = (struct ttm_range_manager *) man->priv;
struct drm_mm *mm = &rman->mm;
@@ -146,6 +146,23 @@ static int ttm_bo_man_takedown(struct ttm_mem_type_manager
*man)
return -EBUSY;
}
+int ttm_range_man_fini(struct ttm_bo_device *bdev,
+ struct ttm_mem_type_manager *man)
+{
+ int ret;
+
+ ttm_mem_type_manager_disable(man);
+
+ ret = ttm_mem_type_manager_force_list_clean(bdev, man);
+ if (ret)
+ return ret;
+
+ ttm_bo_man_takedown_private(man);
+ ttm_mem_type_manager_cleanup(man);
+ return 0;
+}
+EXPORT_SYMBOL(ttm_range_man_fini);
+
static void ttm_bo_man_debug(struct ttm_mem_type_manager *man,
struct drm_printer *printer)
{
@@ -157,7 +174,7 @@ static void ttm_bo_man_debug(struct ttm_mem_type_manager
*man,
}
static const struct ttm_mem_type_manager_func ttm_bo_manager_func = {
- .takedown = ttm_bo_man_takedown,
+ .takedown = ttm_bo_man_takedown_private,
.get_node = ttm_bo_man_get_node,
.put_node = ttm_bo_man_put_node,
.debug = ttm_bo_man_debug
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 41bfa514c29d..9b4c22abc22c 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -706,6 +706,18 @@ static inline void ttm_mem_type_manager_cleanup(struct
ttm_mem_type_manager *man
man->move = NULL;
}
+/*
+ * ttm_mem_type_manager_force_list_clean
+ *
+ * @bdev - device to use
+ * @man - manager to use
+ *
+ * Force all the objects out of a memory manager until clean.
+ * Part of memory manager cleanup sequence.
+ */
+int ttm_mem_type_manager_force_list_clean(struct ttm_bo_device *bdev,
+ struct ttm_mem_type_manager *man);
+
/*
* ttm_bo_util.c
*/
@@ -835,6 +847,17 @@ int ttm_range_man_init(struct ttm_bo_device *bdev,
struct ttm_mem_type_manager *man,
unsigned long p_size);
+/**
+ * ttm_range_man_fini
+ *
+ * @bdev: ttm device
+ * @type: memory manager type
+ *
+ * Remove the generic range manager from a slot and tear it down.
+ */
+int ttm_range_man_fini(struct ttm_bo_device *bdev,
+ struct ttm_mem_type_manager *man);
+
/**
* ttm_mem_type_manager_debug
*
@@ -843,4 +866,5 @@ int ttm_range_man_init(struct ttm_bo_device *bdev,
*/
void ttm_mem_type_manager_debug(struct ttm_mem_type_manager *man,
struct drm_printer *p);
+
#endif
