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path: root/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c
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Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_thp.c')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_thp.c73
1 files changed, 45 insertions, 28 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c b/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c
index b7c816ba7166..3c00a9e7cfcc 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c
@@ -16,14 +16,20 @@
* @lock: Manager lock.
*/
struct vmw_thp_manager {
+ struct ttm_resource_manager manager;
struct drm_mm mm;
spinlock_t lock;
};
+static struct vmw_thp_manager *to_thp_manager(struct ttm_resource_manager *man)
+{
+ return container_of(man, struct vmw_thp_manager, manager);
+}
+
static int vmw_thp_insert_aligned(struct drm_mm *mm, struct drm_mm_node *node,
unsigned long align_pages,
const struct ttm_place *place,
- struct ttm_mem_reg *mem,
+ struct ttm_resource *mem,
unsigned long lpfn,
enum drm_mm_insert_mode mode)
{
@@ -38,12 +44,12 @@ static int vmw_thp_insert_aligned(struct drm_mm *mm, struct drm_mm_node *node,
return -ENOSPC;
}
-static int vmw_thp_get_node(struct ttm_mem_type_manager *man,
+static int vmw_thp_get_node(struct ttm_resource_manager *man,
struct ttm_buffer_object *bo,
const struct ttm_place *place,
- struct ttm_mem_reg *mem)
+ struct ttm_resource *mem)
{
- struct vmw_thp_manager *rman = (struct vmw_thp_manager *) man->priv;
+ struct vmw_thp_manager *rman = to_thp_manager(man);
struct drm_mm *mm = &rman->mm;
struct drm_mm_node *node;
unsigned long align_pages;
@@ -100,10 +106,10 @@ found_unlock:
-static void vmw_thp_put_node(struct ttm_mem_type_manager *man,
- struct ttm_mem_reg *mem)
+static void vmw_thp_put_node(struct ttm_resource_manager *man,
+ struct ttm_resource *mem)
{
- struct vmw_thp_manager *rman = (struct vmw_thp_manager *) man->priv;
+ struct vmw_thp_manager *rman = to_thp_manager(man);
if (mem->mm_node) {
spin_lock(&rman->lock);
@@ -115,52 +121,63 @@ static void vmw_thp_put_node(struct ttm_mem_type_manager *man,
}
}
-static int vmw_thp_init(struct ttm_mem_type_manager *man,
- unsigned long p_size)
+int vmw_thp_init(struct vmw_private *dev_priv)
{
+ struct ttm_resource_manager *man;
struct vmw_thp_manager *rman;
rman = kzalloc(sizeof(*rman), GFP_KERNEL);
if (!rman)
return -ENOMEM;
- drm_mm_init(&rman->mm, 0, p_size);
+ man = &rman->manager;
+ man->available_caching = TTM_PL_FLAG_CACHED;
+ man->default_caching = TTM_PL_FLAG_CACHED;
+
+ ttm_resource_manager_init(man,
+ dev_priv->vram_size >> PAGE_SHIFT);
+
+ drm_mm_init(&rman->mm, 0, man->size);
spin_lock_init(&rman->lock);
- man->priv = rman;
+
+ ttm_set_driver_manager(&dev_priv->bdev, TTM_PL_VRAM, &rman->manager);
+ ttm_resource_manager_set_used(man, true);
return 0;
}
-static int vmw_thp_takedown(struct ttm_mem_type_manager *man)
+void vmw_thp_fini(struct vmw_private *dev_priv)
{
- struct vmw_thp_manager *rman = (struct vmw_thp_manager *) man->priv;
+ struct ttm_resource_manager *man = ttm_manager_type(&dev_priv->bdev, TTM_PL_VRAM);
+ struct vmw_thp_manager *rman = to_thp_manager(man);
struct drm_mm *mm = &rman->mm;
+ int ret;
+
+ ttm_resource_manager_set_used(man, false);
+ ret = ttm_resource_manager_force_list_clean(&dev_priv->bdev, man);
+ if (ret)
+ return;
spin_lock(&rman->lock);
- if (drm_mm_clean(mm)) {
- drm_mm_takedown(mm);
- spin_unlock(&rman->lock);
- kfree(rman);
- man->priv = NULL;
- return 0;
- }
+ drm_mm_clean(mm);
+ drm_mm_takedown(mm);
spin_unlock(&rman->lock);
- return -EBUSY;
+ ttm_resource_manager_cleanup(man);
+ ttm_set_driver_manager(&dev_priv->bdev, TTM_PL_VRAM, NULL);
+ kfree(rman);
}
-static void vmw_thp_debug(struct ttm_mem_type_manager *man,
+static void vmw_thp_debug(struct ttm_resource_manager *man,
struct drm_printer *printer)
{
- struct vmw_thp_manager *rman = (struct vmw_thp_manager *) man->priv;
+ struct vmw_thp_manager *rman = to_thp_manager(man);
spin_lock(&rman->lock);
drm_mm_print(&rman->mm, printer);
spin_unlock(&rman->lock);
}
-const struct ttm_mem_type_manager_func vmw_thp_func = {
- .init = vmw_thp_init,
- .takedown = vmw_thp_takedown,
- .get_node = vmw_thp_get_node,
- .put_node = vmw_thp_put_node,
+const struct ttm_resource_manager_func vmw_thp_func = {
+ .alloc = vmw_thp_get_node,
+ .free = vmw_thp_put_node,
.debug = vmw_thp_debug
};