1*5113495bSYour Name /*
2*5113495bSYour Name * Copyright (c) 2019-2020 The Linux Foundation. All rights reserved.
3*5113495bSYour Name *
4*5113495bSYour Name * Permission to use, copy, modify, and/or distribute this software for
5*5113495bSYour Name * any purpose with or without fee is hereby granted, provided that the
6*5113495bSYour Name * above copyright notice and this permission notice appear in all
7*5113495bSYour Name * copies.
8*5113495bSYour Name *
9*5113495bSYour Name * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
10*5113495bSYour Name * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
11*5113495bSYour Name * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
12*5113495bSYour Name * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
13*5113495bSYour Name * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
14*5113495bSYour Name * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
15*5113495bSYour Name * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
16*5113495bSYour Name * PERFORMANCE OF THIS SOFTWARE.
17*5113495bSYour Name */
18*5113495bSYour Name
19*5113495bSYour Name #include "qdf_delayed_work.h"
20*5113495bSYour Name #include "qdf_status.h"
21*5113495bSYour Name #include "qdf_trace.h"
22*5113495bSYour Name #include "qdf_types.h"
23*5113495bSYour Name #include "qdf_module.h"
24*5113495bSYour Name
25*5113495bSYour Name #ifdef WLAN_DELAYED_WORK_DEBUG
26*5113495bSYour Name #include "qdf_tracker.h"
27*5113495bSYour Name
28*5113495bSYour Name #define qdf_dwork_tracker_bits 2 /* 4 buckets */
29*5113495bSYour Name static qdf_tracker_declare(qdf_dwork_tracker, qdf_dwork_tracker_bits,
30*5113495bSYour Name "delayed work leaks", "delayed work create",
31*5113495bSYour Name "delayed work destroy");
32*5113495bSYour Name
qdf_delayed_work_feature_init(void)33*5113495bSYour Name void qdf_delayed_work_feature_init(void)
34*5113495bSYour Name {
35*5113495bSYour Name qdf_tracker_init(&qdf_dwork_tracker);
36*5113495bSYour Name }
37*5113495bSYour Name
qdf_delayed_work_feature_deinit(void)38*5113495bSYour Name void qdf_delayed_work_feature_deinit(void)
39*5113495bSYour Name {
40*5113495bSYour Name qdf_tracker_deinit(&qdf_dwork_tracker);
41*5113495bSYour Name }
42*5113495bSYour Name
qdf_delayed_work_check_for_leaks(void)43*5113495bSYour Name void qdf_delayed_work_check_for_leaks(void)
44*5113495bSYour Name {
45*5113495bSYour Name qdf_tracker_check_for_leaks(&qdf_dwork_tracker);
46*5113495bSYour Name }
47*5113495bSYour Name
qdf_dwork_dbg_track(struct qdf_delayed_work * dwork,const char * func,uint32_t line)48*5113495bSYour Name static inline QDF_STATUS qdf_dwork_dbg_track(struct qdf_delayed_work *dwork,
49*5113495bSYour Name const char *func, uint32_t line)
50*5113495bSYour Name {
51*5113495bSYour Name return qdf_tracker_track(&qdf_dwork_tracker, dwork, func, line);
52*5113495bSYour Name }
53*5113495bSYour Name
qdf_dwork_dbg_untrack(struct qdf_delayed_work * dwork,const char * func,uint32_t line)54*5113495bSYour Name static inline void qdf_dwork_dbg_untrack(struct qdf_delayed_work *dwork,
55*5113495bSYour Name const char *func, uint32_t line)
56*5113495bSYour Name {
57*5113495bSYour Name qdf_tracker_untrack(&qdf_dwork_tracker, dwork, func, line);
58*5113495bSYour Name }
59*5113495bSYour Name #else
qdf_dwork_dbg_track(struct qdf_delayed_work * dwork,const char * func,uint32_t line)60*5113495bSYour Name static inline QDF_STATUS qdf_dwork_dbg_track(struct qdf_delayed_work *dwork,
61*5113495bSYour Name const char *func, uint32_t line)
62*5113495bSYour Name {
63*5113495bSYour Name return QDF_STATUS_SUCCESS;
64*5113495bSYour Name }
65*5113495bSYour Name
qdf_dwork_dbg_untrack(struct qdf_delayed_work * dwork,const char * func,uint32_t line)66*5113495bSYour Name static inline void qdf_dwork_dbg_untrack(struct qdf_delayed_work *dwork,
67*5113495bSYour Name const char *func, uint32_t line)
68*5113495bSYour Name { }
69*5113495bSYour Name #endif /* WLAN_DELAYED_WORK_DEBUG */
70*5113495bSYour Name
__qdf_delayed_work_handler(struct work_struct * work)71*5113495bSYour Name static void __qdf_delayed_work_handler(struct work_struct *work)
72*5113495bSYour Name {
73*5113495bSYour Name struct qdf_delayed_work *dwork =
74*5113495bSYour Name container_of(work, struct qdf_delayed_work, dwork.work);
75*5113495bSYour Name
76*5113495bSYour Name dwork->callback(dwork->context);
77*5113495bSYour Name }
78*5113495bSYour Name
__qdf_delayed_work_create(struct qdf_delayed_work * dwork,qdf_delayed_work_cb callback,void * context,const char * func,uint32_t line)79*5113495bSYour Name QDF_STATUS __qdf_delayed_work_create(struct qdf_delayed_work *dwork,
80*5113495bSYour Name qdf_delayed_work_cb callback,
81*5113495bSYour Name void *context,
82*5113495bSYour Name const char *func, uint32_t line)
83*5113495bSYour Name {
84*5113495bSYour Name QDF_STATUS status;
85*5113495bSYour Name
86*5113495bSYour Name QDF_BUG(dwork);
87*5113495bSYour Name QDF_BUG(callback);
88*5113495bSYour Name if (!dwork || !callback)
89*5113495bSYour Name return QDF_STATUS_E_INVAL;
90*5113495bSYour Name
91*5113495bSYour Name status = qdf_dwork_dbg_track(dwork, func, line);
92*5113495bSYour Name if (QDF_IS_STATUS_ERROR(status))
93*5113495bSYour Name return status;
94*5113495bSYour Name
95*5113495bSYour Name INIT_DELAYED_WORK(&dwork->dwork, __qdf_delayed_work_handler);
96*5113495bSYour Name dwork->callback = callback;
97*5113495bSYour Name dwork->context = context;
98*5113495bSYour Name
99*5113495bSYour Name return QDF_STATUS_SUCCESS;
100*5113495bSYour Name }
101*5113495bSYour Name
102*5113495bSYour Name qdf_export_symbol(__qdf_delayed_work_create);
103*5113495bSYour Name
__qdf_delayed_work_destroy(struct qdf_delayed_work * dwork,const char * func,uint32_t line)104*5113495bSYour Name void __qdf_delayed_work_destroy(struct qdf_delayed_work *dwork,
105*5113495bSYour Name const char *func, uint32_t line)
106*5113495bSYour Name {
107*5113495bSYour Name qdf_delayed_work_stop_sync(dwork);
108*5113495bSYour Name qdf_dwork_dbg_untrack(dwork, func, line);
109*5113495bSYour Name }
110*5113495bSYour Name
111*5113495bSYour Name qdf_export_symbol(__qdf_delayed_work_destroy);
112*5113495bSYour Name
__qdf_delayed_work_start(struct qdf_delayed_work * dwork,uint32_t msec)113*5113495bSYour Name bool __qdf_delayed_work_start(struct qdf_delayed_work *dwork, uint32_t msec)
114*5113495bSYour Name {
115*5113495bSYour Name return schedule_delayed_work(&dwork->dwork, msecs_to_jiffies(msec));
116*5113495bSYour Name }
117*5113495bSYour Name
118*5113495bSYour Name qdf_export_symbol(__qdf_delayed_work_start);
119*5113495bSYour Name
__qdf_delayed_work_stop_sync(struct qdf_delayed_work * dwork)120*5113495bSYour Name bool __qdf_delayed_work_stop_sync(struct qdf_delayed_work *dwork)
121*5113495bSYour Name {
122*5113495bSYour Name return cancel_delayed_work_sync(&dwork->dwork);
123*5113495bSYour Name }
124*5113495bSYour Name
125*5113495bSYour Name qdf_export_symbol(__qdf_delayed_work_stop_sync);
126*5113495bSYour Name
__qdf_delayed_work_stop(struct qdf_delayed_work * dwork)127*5113495bSYour Name bool __qdf_delayed_work_stop(struct qdf_delayed_work *dwork)
128*5113495bSYour Name {
129*5113495bSYour Name return cancel_delayed_work(&dwork->dwork);
130*5113495bSYour Name }
131*5113495bSYour Name
132*5113495bSYour Name qdf_export_symbol(__qdf_delayed_work_stop);
133