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872cead7b6
1. Update Host1x-Syncpt - add syncpt-list in syncpoint-pool structure. - add exported "host1x-syncpt-*" interface and supporting private interface. 2. Update Host1x-NvHost - add support for nvhost-syncpt and nvhost-client interface and supporting private interface. - falcon and pm interface not supported 3. Update Host1x-Fence - add exported "host1x-fence-*" interface and supporting private interface. 4. Add Host1x-Poll - Per Pool polling workequeue created - add poll supporting private interface. 5. Add new IOCTL Jira HOSTX-5514 Change-Id: I187fa7ed89a3479e51b79f9d8d438ede75e1a36a Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3136834 Tested-by: Amitabh Dutta <amitabhd@nvidia.com> Reviewed-by: Bitan Biswas <bbiswas@nvidia.com> GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com> Reviewed-by: Amitabh Dutta <amitabhd@nvidia.com>
62 lines
1.4 KiB
C
62 lines
1.4 KiB
C
/*
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* SPDX-FileCopyrightText: Copyright (c) 2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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* SPDX-License-Identifier: GPL-2.0-only
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*/
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#ifndef __HOST1X_EMU_POLL_H
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#define __HOST1X_EMU_POLL_H
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#include <linux/types.h>
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#include <linux/kernel.h>
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#include <linux/timekeeping.h>
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struct host1x;
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struct host1x_syncpt_fence;
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struct host1x_fence_list {
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spinlock_t lock;
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struct list_head list;
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};
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struct host1x_syncpt_list {
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spinlock_t lock;
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struct list_head list;
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};
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/**
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* Description: Initialize host1x syncpoint and pool for polling
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*
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*/
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int host1x_poll_init(struct host1x *host);
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/**
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* Description: Deinitialize host1x syncpoint and pool for polling
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*/
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void host1x_poll_deinit(struct host1x *host);
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/**
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* Description: Enable host1x syncpoint pool polling
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*/
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void host1x_poll_start(struct host1x *host);
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/**
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* Description: Disable host1x syncpoint pool polling
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*/
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void host1x_poll_stop(struct host1x *host);
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/**
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* Description: Polling Thread Handler
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*/
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void host1x_poll_handle_timeout(struct host1x *host, unsigned int id, ktime_t ts);
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/**
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* Description: Add fence to syncpoint object fence-list
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*/
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void host1x_poll_add_fence_locked(struct host1x *host, struct host1x_syncpt_fence *fence);
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/**
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* Description: Remove fence from syncpoint object fence-list
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*/
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bool host1x_poll_remove_fence(struct host1x *host, struct host1x_syncpt_fence *fence);
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#endif
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