1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_pt.h b/drivers/gpu/drm/xe/xe_pt.h
new file mode 100644
index 000000000000..1152043e5c63
--- /dev/null
+++ b/drivers/gpu/drm/xe/xe_pt.h
@@ -0,0 +1,54 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2022 Intel Corporation
+ */
+#ifndef _XE_PT_H_
+#define _XE_PT_H_
+
+#include <linux/types.h>
+
+#include "xe_pt_types.h"
+
+struct dma_fence;
+struct xe_bo;
+struct xe_device;
+struct xe_engine;
+struct xe_gt;
+struct xe_sync_entry;
+struct xe_vm;
+struct xe_vma;
+
+#define xe_pt_write(xe, map, idx, data) \
+	xe_map_wr(xe, map, (idx) * sizeof(u64), u64, data)
+
+unsigned int xe_pt_shift(unsigned int level);
+
+struct xe_pt *xe_pt_create(struct xe_vm *vm, struct xe_gt *gt,
+			   unsigned int level);
+
+int xe_pt_create_scratch(struct xe_device *xe, struct xe_gt *gt,
+			 struct xe_vm *vm);
+
+void xe_pt_populate_empty(struct xe_gt *gt, struct xe_vm *vm,
+			  struct xe_pt *pt);
+
+void xe_pt_destroy(struct xe_pt *pt, u32 flags, struct llist_head *deferred);
+
+struct dma_fence *
+__xe_pt_bind_vma(struct xe_gt *gt, struct xe_vma *vma, struct xe_engine *e,
+		 struct xe_sync_entry *syncs, u32 num_syncs,
+		 bool rebind);
+
+struct dma_fence *
+__xe_pt_unbind_vma(struct xe_gt *gt, struct xe_vma *vma, struct xe_engine *e,
+		   struct xe_sync_entry *syncs, u32 num_syncs);
+
+bool xe_pt_zap_ptes(struct xe_gt *gt, struct xe_vma *vma);
+
+u64 gen8_pde_encode(struct xe_bo *bo, u64 bo_offset,
+		    const enum xe_cache_level level);
+
+u64 gen8_pte_encode(struct xe_vma *vma, struct xe_bo *bo,
+		    u64 offset, enum xe_cache_level cache,
+		    u32 flags, u32 pt_level);
+#endif