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2f69bee627
- Updates licenses for DCE-KMD files that are shared with HVRTOS.
- Update from GPL-2.0 to MIT as we use these files in both
open source and closed source context.
JIRA TDS-16741
Change-Id: Icf7aeb737f2f3b294bb9ff9c36d5ed7220c13dea
Signed-off-by: anupamg <anupamg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3293404
GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com>
Reviewed-by: svcacv <svcacv@nvidia.com>
Reviewed-by: Vinod Gopalakrishnakurup <vinodg@nvidia.com>
101 lines
3.5 KiB
C
101 lines
3.5 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* SPDX-FileCopyrightText: Copyright (c) 2024-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef DCE_OS_COND_H
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#define DCE_OS_COND_H
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#include <dce-os-cond-internal.h>
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/**
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* DCE_OS_COND_WAIT_INTERRUPTIBLE - Wait for a condition to be true
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*
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* @c - The condition variable to sleep on
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* @condition - The condition that needs to be true
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*
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* Wait for a condition to become true. Returns -ERESTARTSYS
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* on signal.
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*/
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#define DCE_OS_COND_WAIT_INTERRUPTIBLE(c, condition) \
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DCE_OS_COND_WAIT_INTERRUPTIBLE_INTERNAL(c, condition)
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/**
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* DCE_OS_COND_WAIT_INTERRUPTIBLE_TIMEOUT - Wait for a condition to be true
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*
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* @c - The condition variable to sleep on
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* @condition - The condition that needs to be true
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* @timeout_ms - Timeout in milliseconds, or 0 for infinite wait.
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* This parameter must be a u32. Since this is a macro, this is
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* enforced by assigning a typecast NULL pointer to a u32 tmp
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* variable which will generate a compiler warning (or error if
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* the warning is configured as an error).
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*
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* Wait for a condition to become true. Returns -ETIMEOUT if
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* the wait timed out with condition false or -ERESTARTSYS on
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* signal.
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*/
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#define DCE_OS_COND_WAIT_INTERRUPTIBLE_TIMEOUT(c, condition, timeout_ms) \
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DCE_OS_COND_WAIT_INTERRUPTIBLE_TIMEOUT_INTERNAL(c, condition, timeout_ms)
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/**
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* dce_os_cond_init - Initialize a condition variable
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*
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* @cond - The condition variable to initialize
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*
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* Initialize a condition variable before using it.
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*/
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int dce_os_cond_init(struct dce_os_cond *cond);
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/**
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* dce_os_cond_destroy - Destroy a condition variable
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*
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* @cond - The condition variable to destroy
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*/
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void dce_os_cond_signal_interruptible(struct dce_os_cond *cond);
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/**
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* dce_os_cond_signal_interruptible - Signal a condition variable
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*
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* @cond - The condition variable to signal
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*
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* Wake up a waiter for a condition variable to check if its condition has been
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* satisfied.
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*
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* The waiter is using an interruptible wait.
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*/
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int dce_os_cond_broadcast_interruptible(struct dce_os_cond *cond);
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/**
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* dce_os_cond_broadcast_interruptible - Signal all waiters of a condition
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* variable
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*
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* @cond - The condition variable to signal
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*
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* Wake up all waiters for a condition variable to check if their conditions
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* have been satisfied.
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*
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* The waiters are using an interruptible wait.
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*/
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void dce_os_cond_destroy(struct dce_os_cond *cond);
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#endif /* DCE_OS_COND_H */
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