/* * Copyright (c) 2014-2016, 2018-2021 The Linux Foundation. All rights reserved. * * Permission to use, copy, modify, and/or distribute this software for * any purpose with or without fee is hereby granted, provided that the * above copyright notice and this permission notice appear in all * copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR * PERFORMANCE OF THIS SOFTWARE. */ /** * DOC: qdf_timer * This file abstracts OS timers running in soft IRQ context. */ #ifndef _QDF_TIMER_H #define _QDF_TIMER_H #include #include typedef struct __qdf_timer_t qdf_timer_t; /** * qdf_timer_init() - initialize a timer * @hdl: OS handle * @timer: Timer object pointer * @func: Timer function * @arg: Argument of timer function * @type: deferrable or non deferrable timer type * * Timer type QDF_TIMER_TYPE_SW means its a deferrable sw timer which will * not cause CPU wake upon expiry * Timer type QDF_TIMER_TYPE_WAKE_APPS means its a non-deferrable timer which * will cause CPU wake up on expiry * * Return: QDF_STATUS */ static inline QDF_STATUS qdf_timer_init(qdf_handle_t hdl, qdf_timer_t *timer, qdf_timer_func_t func, void *arg, QDF_TIMER_TYPE type) { return __qdf_timer_init(timer, func, arg, type); } /** * qdf_timer_start() - start a timer * @timer: timer to start * @msec: Expiration period in milliseconds * * If QDF timer multiplier is set, the timeout value may get scaled. * * Return: none */ static inline void qdf_timer_start(qdf_timer_t *timer, int msec) { __qdf_timer_start(timer, msec); } /** * qdf_timer_start_on() - start a timer on assigned cpu * @timer: timer to start * @msec: Expiration period in milliseconds * @cpu: cpu to attach timer * * * Return: none */ static inline void qdf_timer_start_on(qdf_timer_t *timer, int msec, int cpu) { __qdf_timer_start_on(timer, msec, cpu); } /** * qdf_timer_mod() - modify the timeout on a timer * @timer: timer to modify * @msec: Expiration period in milliseconds * * If @timer is not active, it will be activated. * * If QDF timer multiplier is set, the timeout value may get scaled. * * Return: true if @timer is already active, false if @timer was not active */ static inline bool qdf_timer_mod(qdf_timer_t *timer, int msec) { return __qdf_timer_mod(timer, msec); } /** * qdf_timer_stop() - cancel a timer * @timer: timer to cancel * * Note! The timer callback may be executing when this function call returns. * If you want to ensure that it is not, use qdf_timer_sync_cancel() instead. * * Return: true if @timer was deactivated, false if @timer was not active */ static inline bool qdf_timer_stop(qdf_timer_t *timer) { return __qdf_timer_stop(timer); } /** * qdf_timer_sync_cancel - Cancel a timer synchronously * @timer: timer to cancel * * If the timer callback is already running, this function blocks until it * completes. * * Return: true if @timer was deactivated, false if @timer was not active */ static inline bool qdf_timer_sync_cancel(qdf_timer_t *timer) { return __qdf_timer_sync_cancel(timer); } /** * qdf_timer_free() - free a timer * @timer: timer to free * * If the timer callback is already running, this function blocks until it * completes. * * Return: none */ static inline void qdf_timer_free(qdf_timer_t *timer) { __qdf_timer_free(timer); } #endif /* _QDF_TIMER_H */