| /* |
| * Copyright (c) 2019 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. |
| */ |
| |
| #include "qdf_delayed_work.h" |
| #include "qdf_status.h" |
| #include "qdf_trace.h" |
| #include "qdf_types.h" |
| |
| #ifdef WLAN_DELAYED_WORK_DEBUG |
| #include "qdf_tracker.h" |
| |
| #define qdf_dwork_tracker_bits 2 /* 4 buckets */ |
| static qdf_tracker_declare(qdf_dwork_tracker, qdf_dwork_tracker_bits, |
| "delayed work leaks", "delayed work create", |
| "delayed work destroy"); |
| |
| void qdf_delayed_work_feature_init(void) |
| { |
| qdf_tracker_init(&qdf_dwork_tracker); |
| } |
| |
| void qdf_delayed_work_feature_deinit(void) |
| { |
| qdf_tracker_deinit(&qdf_dwork_tracker); |
| } |
| |
| void qdf_delayed_work_check_for_leaks(void) |
| { |
| qdf_tracker_check_for_leaks(&qdf_dwork_tracker); |
| } |
| |
| static inline QDF_STATUS qdf_dwork_dbg_track(struct qdf_delayed_work *dwork, |
| const char *func, uint32_t line) |
| { |
| return qdf_tracker_track(&qdf_dwork_tracker, dwork, func, line); |
| } |
| |
| static inline void qdf_dwork_dbg_untrack(struct qdf_delayed_work *dwork, |
| const char *func, uint32_t line) |
| { |
| qdf_tracker_untrack(&qdf_dwork_tracker, dwork, func, line); |
| } |
| #else |
| static inline QDF_STATUS qdf_dwork_dbg_track(struct qdf_delayed_work *dwork, |
| const char *func, uint32_t line) |
| { |
| return QDF_STATUS_SUCCESS; |
| } |
| |
| static inline void qdf_dwork_dbg_untrack(struct qdf_delayed_work *dwork, |
| const char *func, uint32_t line) |
| { } |
| #endif /* WLAN_DELAYED_WORK_DEBUG */ |
| |
| static void __qdf_delayed_work_handler(struct work_struct *work) |
| { |
| struct qdf_delayed_work *dwork = |
| container_of(work, struct qdf_delayed_work, dwork.work); |
| |
| dwork->callback(dwork->context); |
| } |
| |
| QDF_STATUS __qdf_delayed_work_create(struct qdf_delayed_work *dwork, |
| qdf_delayed_work_cb callback, |
| void *context, |
| const char *func, uint32_t line) |
| { |
| QDF_STATUS status; |
| |
| QDF_BUG(dwork); |
| QDF_BUG(callback); |
| if (!dwork || !callback) |
| return QDF_STATUS_E_INVAL; |
| |
| status = qdf_dwork_dbg_track(dwork, func, line); |
| if (QDF_IS_STATUS_ERROR(status)) |
| return status; |
| |
| INIT_DELAYED_WORK(&dwork->dwork, __qdf_delayed_work_handler); |
| dwork->callback = callback; |
| dwork->context = context; |
| |
| return QDF_STATUS_SUCCESS; |
| } |
| |
| void __qdf_delayed_work_destroy(struct qdf_delayed_work *dwork, |
| const char *func, uint32_t line) |
| { |
| qdf_delayed_work_stop_sync(dwork); |
| qdf_dwork_dbg_untrack(dwork, func, line); |
| } |
| |
| bool qdf_delayed_work_start(struct qdf_delayed_work *dwork, uint32_t msec) |
| { |
| return schedule_delayed_work(&dwork->dwork, msecs_to_jiffies(msec)); |
| } |
| |
| bool qdf_delayed_work_stop_sync(struct qdf_delayed_work *dwork) |
| { |
| return cancel_delayed_work_sync(&dwork->dwork); |
| } |
| |