1 files changed, 66 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_migrate.h b/drivers/gpu/drm/i915/gt/intel_migrate.h
new file mode 100644
index 000000000..ccc677ec4
--- /dev/null
+++ b/drivers/gpu/drm/i915/gt/intel_migrate.h
@@ -0,0 +1,66 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2020 Intel Corporation
+ */
+
+#ifndef __INTEL_MIGRATE__
+#define __INTEL_MIGRATE__
+
+#include <linux/types.h>
+
+#include "intel_migrate_types.h"
+
+struct dma_fence;
+struct i915_deps;
+struct i915_request;
+struct i915_gem_ww_ctx;
+struct intel_gt;
+struct scatterlist;
+enum i915_cache_level;
+
+int intel_migrate_init(struct intel_migrate *m, struct intel_gt *gt);
+
+struct intel_context *intel_migrate_create_context(struct intel_migrate *m);
+
+int intel_migrate_copy(struct intel_migrate *m,
+		       struct i915_gem_ww_ctx *ww,
+		       const struct i915_deps *deps,
+		       struct scatterlist *src,
+		       enum i915_cache_level src_cache_level,
+		       bool src_is_lmem,
+		       struct scatterlist *dst,
+		       enum i915_cache_level dst_cache_level,
+		       bool dst_is_lmem,
+		       struct i915_request **out);
+
+int intel_context_migrate_copy(struct intel_context *ce,
+			       const struct i915_deps *deps,
+			       struct scatterlist *src,
+			       enum i915_cache_level src_cache_level,
+			       bool src_is_lmem,
+			       struct scatterlist *dst,
+			       enum i915_cache_level dst_cache_level,
+			       bool dst_is_lmem,
+			       struct i915_request **out);
+
+int
+intel_migrate_clear(struct intel_migrate *m,
+		    struct i915_gem_ww_ctx *ww,
+		    const struct i915_deps *deps,
+		    struct scatterlist *sg,
+		    enum i915_cache_level cache_level,
+		    bool is_lmem,
+		    u32 value,
+		    struct i915_request **out);
+int
+intel_context_migrate_clear(struct intel_context *ce,
+			    const struct i915_deps *deps,
+			    struct scatterlist *sg,
+			    enum i915_cache_level cache_level,
+			    bool is_lmem,
+			    u32 value,
+			    struct i915_request **out);
+
+void intel_migrate_fini(struct intel_migrate *m);
+
+#endif /* __INTEL_MIGRATE__ */