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/*
* SPDX-FileCopyrightText: Copyright (c) 2017-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef __NV_TIMER_H__
#define __NV_TIMER_H__
#include <linux/timer.h>
#include <linux/kernel.h> // For container_of
#include "conftest.h"
struct nv_timer
{
struct timer_list kernel_timer;
void (*nv_timer_callback)(struct nv_timer *nv_timer);
};
static inline void nv_timer_callback_typed_data(struct timer_list *timer)
{
struct nv_timer *nv_timer =
container_of(timer, struct nv_timer, kernel_timer);
nv_timer->nv_timer_callback(nv_timer);
}
static inline void nv_timer_callback_anon_data(unsigned long arg)
{
struct nv_timer *nv_timer = (struct nv_timer *)arg;
nv_timer->nv_timer_callback(nv_timer);
}
static inline void nv_timer_setup(struct nv_timer *nv_timer,
void (*callback)(struct nv_timer *nv_timer))
{
nv_timer->nv_timer_callback = callback;
#if defined(NV_TIMER_SETUP_PRESENT)
timer_setup(&nv_timer->kernel_timer, nv_timer_callback_typed_data, 0);
#else
init_timer(&nv_timer->kernel_timer);
nv_timer->kernel_timer.function = nv_timer_callback_anon_data;
nv_timer->kernel_timer.data = (unsigned long)nv_timer;
#endif
}
static inline void nv_timer_delete_sync(struct timer_list *timer)
{
#if !defined(NV_BSD) && NV_IS_EXPORT_SYMBOL_PRESENT_timer_delete_sync
timer_delete_sync(timer);
#else
del_timer_sync(timer);
#endif
}
#endif // __NV_TIMER_H__
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