/* 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