/* SPDX-License-Identifier: GPL-2.0-only *//* Copyright (c) 2020 NVIDIA Corporation */ #ifndef _TEGRA_DRM_UAPI_H#define _TEGRA_DRM_UAPI_H #include <linux/dma-mapping.h>#include <linux/idr.h>#include <linux/kref.h>#include <linux/xarray.h> #include <drm/drm.h> struct drm_file;struct drm_device; struct tegra_drm_file {	/* Legacy UAPI state */	struct idr legacy_contexts;	struct mutex lock; 	/* New UAPI state */	struct xarray contexts;	struct xarray syncpoints;}; struct tegra_drm_mapping {	struct kref ref; 	struct host1x_bo_mapping *map;	struct host1x_bo *bo; 	dma_addr_t iova;	dma_addr_t iova_end;}; int tegra_drm_ioctl_channel_open(struct drm_device *drm, void *data,				 struct drm_file *file);int tegra_drm_ioctl_channel_close(struct drm_device *drm, void *data,				  struct drm_file *file);int tegra_drm_ioctl_channel_map(struct drm_device *drm, void *data,				struct drm_file *file);int tegra_drm_ioctl_channel_unmap(struct drm_device *drm, void *data,				  struct drm_file *file);int tegra_drm_ioctl_channel_submit(struct drm_device *drm, void *data,				   struct drm_file *file);int tegra_drm_ioctl_syncpoint_allocate(struct drm_device *drm, void *data,				       struct drm_file *file);int tegra_drm_ioctl_syncpoint_free(struct drm_device *drm, void *data,				   struct drm_file *file);int tegra_drm_ioctl_syncpoint_wait(struct drm_device *drm, void *data,				   struct drm_file *file); void tegra_drm_uapi_close_file(struct tegra_drm_file *file);void tegra_drm_mapping_put(struct tegra_drm_mapping *mapping); #endif