1 files changed, 52 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_stolen.h b/drivers/gpu/drm/i915/gem/i915_gem_stolen.h
new file mode 100644
index 0000000000..258381d1c0
--- /dev/null
+++ b/drivers/gpu/drm/i915/gem/i915_gem_stolen.h
@@ -0,0 +1,52 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2019 Intel Corporation
+ */
+
+#ifndef __I915_GEM_STOLEN_H__
+#define __I915_GEM_STOLEN_H__
+
+#include <linux/types.h>
+
+struct drm_i915_private;
+struct drm_mm_node;
+struct drm_i915_gem_object;
+
+#define i915_stolen_fb drm_mm_node
+
+int i915_gem_stolen_insert_node(struct drm_i915_private *dev_priv,
+				struct drm_mm_node *node, u64 size,
+				unsigned alignment);
+int i915_gem_stolen_insert_node_in_range(struct drm_i915_private *dev_priv,
+					 struct drm_mm_node *node, u64 size,
+					 unsigned alignment, u64 start,
+					 u64 end);
+void i915_gem_stolen_remove_node(struct drm_i915_private *dev_priv,
+				 struct drm_mm_node *node);
+struct intel_memory_region *
+i915_gem_stolen_smem_setup(struct drm_i915_private *i915, u16 type,
+			   u16 instance);
+struct intel_memory_region *
+i915_gem_stolen_lmem_setup(struct drm_i915_private *i915, u16 type,
+			   u16 instance);
+
+struct drm_i915_gem_object *
+i915_gem_object_create_stolen(struct drm_i915_private *dev_priv,
+			      resource_size_t size);
+
+bool i915_gem_object_is_stolen(const struct drm_i915_gem_object *obj);
+
+#define I915_GEM_STOLEN_BIAS SZ_128K
+
+bool i915_gem_stolen_initialized(const struct drm_i915_private *i915);
+u64 i915_gem_stolen_area_address(const struct drm_i915_private *i915);
+u64 i915_gem_stolen_area_size(const struct drm_i915_private *i915);
+
+u64 i915_gem_stolen_node_address(const struct drm_i915_private *i915,
+				 const struct drm_mm_node *node);
+
+bool i915_gem_stolen_node_allocated(const struct drm_mm_node *node);
+u64 i915_gem_stolen_node_offset(const struct drm_mm_node *node);
+u64 i915_gem_stolen_node_size(const struct drm_mm_node *node);
+
+#endif /* __I915_GEM_STOLEN_H__ */