mirror of
git://nv-tegra.nvidia.com/linux-nv-oot.git
synced 2025-12-23 01:31:30 +03:00
92ed8780d2
Add new syncpoint increment IOCTL in line with the new channel/ syncpoint IOCTLs, that only allows incrementing owned syncpoints. Change-Id: Ieed11e1ba840da31ecfe7029051bfa61b88cd2b5 Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3284407 GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com> Reviewed-by: Santosh BS <santoshb@nvidia.com>
63 lines
1.8 KiB
C
63 lines
1.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/* Copyright (c) 2020-2025 NVIDIA Corporation */
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#ifndef _TEGRA_DRM_UAPI_H
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#define _TEGRA_DRM_UAPI_H
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#include <linux/dma-mapping.h>
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#include <linux/idr.h>
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#include <linux/kref.h>
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#include <linux/xarray.h>
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#include <drm/drm.h>
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struct drm_file;
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struct drm_device;
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struct tegra_drm_file {
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/* Legacy UAPI state */
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struct idr legacy_contexts;
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struct mutex lock;
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/* New UAPI state */
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struct xarray contexts;
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struct xarray syncpoints;
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};
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struct tegra_drm_mapping {
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struct kref ref;
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struct host1x_bo_mapping *bo_map;
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struct host1x_context_mapping *ctx_map;
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struct host1x_bo *bo;
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dma_addr_t iova;
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dma_addr_t iova_end;
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};
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int tegra_drm_ioctl_channel_open(struct drm_device *drm, void *data,
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struct drm_file *file);
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int tegra_drm_ioctl_channel_close(struct drm_device *drm, void *data,
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struct drm_file *file);
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int tegra_drm_ioctl_channel_map(struct drm_device *drm, void *data,
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struct drm_file *file);
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int tegra_drm_ioctl_channel_unmap(struct drm_device *drm, void *data,
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struct drm_file *file);
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int tegra_drm_ioctl_channel_submit(struct drm_device *drm, void *data,
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struct drm_file *file);
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int tegra_drm_ioctl_syncpoint_allocate(struct drm_device *drm, void *data,
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struct drm_file *file);
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int tegra_drm_ioctl_syncpoint_free(struct drm_device *drm, void *data,
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struct drm_file *file);
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int tegra_drm_ioctl_syncpoint_wait(struct drm_device *drm, void *data,
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struct drm_file *file);
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int tegra_drm_ioctl_syncpoint_increment(struct drm_device *drm, void *data,
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struct drm_file *file);
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int tegra_drm_ioctl_syncpoint_export_memory(struct drm_device *drm, void *data,
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struct drm_file *file);
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void tegra_drm_uapi_close_file(struct tegra_drm_file *file);
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void tegra_drm_mapping_put(struct tegra_drm_mapping *mapping);
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#endif
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