1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_region_ttm.h b/drivers/gpu/drm/i915/intel_region_ttm.h
new file mode 100644
index 000000000..5bb8d8b58
--- /dev/null
+++ b/drivers/gpu/drm/i915/intel_region_ttm.h
@@ -0,0 +1,44 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2021 Intel Corporation
+ */
+#ifndef _INTEL_REGION_TTM_H_
+#define _INTEL_REGION_TTM_H_
+
+#include <linux/types.h>
+
+#include "i915_selftest.h"
+
+struct drm_i915_private;
+struct intel_memory_region;
+struct ttm_resource;
+struct ttm_device_funcs;
+
+int intel_region_ttm_device_init(struct drm_i915_private *dev_priv);
+
+void intel_region_ttm_device_fini(struct drm_i915_private *dev_priv);
+
+int intel_region_ttm_init(struct intel_memory_region *mem);
+
+int intel_region_ttm_fini(struct intel_memory_region *mem);
+
+struct i915_refct_sgt *
+intel_region_ttm_resource_to_rsgt(struct intel_memory_region *mem,
+				  struct ttm_resource *res,
+				  u32 page_alignment);
+
+void intel_region_ttm_resource_free(struct intel_memory_region *mem,
+				    struct ttm_resource *res);
+
+int intel_region_to_ttm_type(const struct intel_memory_region *mem);
+
+struct ttm_device_funcs *i915_ttm_driver(void);
+
+#ifdef CONFIG_DRM_I915_SELFTEST
+struct ttm_resource *
+intel_region_ttm_resource_alloc(struct intel_memory_region *mem,
+				resource_size_t offset,
+				resource_size_t size,
+				unsigned int flags);
+#endif
+#endif /* _INTEL_REGION_TTM_H_ */