1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/accel/ethosu/ethosu_gem.h b/drivers/accel/ethosu/ethosu_gem.h
new file mode 100644
index 000000000000..3922895a60fb
--- /dev/null
+++ b/drivers/accel/ethosu/ethosu_gem.h
@@ -0,0 +1,46 @@
+/* SPDX-License-Identifier: GPL-2.0 or MIT */
+/* Copyright 2025 Arm, Ltd. */
+
+#ifndef __ETHOSU_GEM_H__
+#define __ETHOSU_GEM_H__
+
+#include "ethosu_device.h"
+#include <drm/drm_gem_dma_helper.h>
+
+struct ethosu_validated_cmdstream_info {
+	u32 cmd_size;
+	u64 region_size[NPU_BASEP_REGION_MAX];
+	bool output_region[NPU_BASEP_REGION_MAX];
+};
+
+/**
+ * struct ethosu_gem_object - Driver specific GEM object.
+ */
+struct ethosu_gem_object {
+	/** @base: Inherit from drm_gem_shmem_object. */
+	struct drm_gem_dma_object base;
+
+	struct ethosu_validated_cmdstream_info *info;
+
+	/** @flags: Combination of drm_ethosu_bo_flags flags. */
+	u32 flags;
+};
+
+static inline
+struct ethosu_gem_object *to_ethosu_bo(struct drm_gem_object *obj)
+{
+	return container_of(to_drm_gem_dma_obj(obj), struct ethosu_gem_object, base);
+}
+
+struct drm_gem_object *ethosu_gem_create_object(struct drm_device *ddev,
+						size_t size);
+
+int ethosu_gem_create_with_handle(struct drm_file *file,
+				  struct drm_device *ddev,
+				  u64 *size, u32 flags, uint32_t *handle);
+
+int ethosu_gem_cmdstream_create(struct drm_file *file,
+				struct drm_device *ddev,
+				u32 size, u64 data, u32 flags, u32 *handle);
+
+#endif /* __ETHOSU_GEM_H__ */