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qcacmn: Save jiffies value for QDF timer

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Save the jiffies value in a per-timer context
in qdf_mc_timer_t while processing qdf_mc_timer_start
and scheduler_mc_timer_callback. It will help the
debugger to know the exact time gap between the
start and stop/expiry of the QDF timer.

Change-Id: Ia79011971184de9390632253417ee35dc7d26cf8
CRs-Fixed: 3283746
This commit is contained in:
abhinav kumar
2022-08-30 17:38:37 +05:30
committed by Madan Koyyalamudi
parent 65d7505a94
commit 2888b71da7
3 changed files with 17 additions and 0 deletions
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3
qdf/inc/qdf_mc_timer.h
View File

@@ -1,5 +1,6 @@
/* /*
* Copyright (c) 2014-2019, 2021 The Linux Foundation. All rights reserved. * Copyright (c) 2014-2019, 2021 The Linux Foundation. All rights reserved.
* Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
* *
* Permission to use, copy, modify, and/or distribute this software for * Permission to use, copy, modify, and/or distribute this software for
* any purpose with or without fee is hereby granted, provided that the * any purpose with or without fee is hereby granted, provided that the
@@ -72,6 +73,8 @@ typedef struct qdf_mc_timer_s {
qdf_mutex_t lock; qdf_mutex_t lock;
QDF_TIMER_TYPE type; QDF_TIMER_TYPE type;
QDF_TIMER_STATE state; QDF_TIMER_STATE state;
qdf_time_t timer_start_jiffies;
qdf_time_t timer_end_jiffies;
} qdf_mc_timer_t; } qdf_mc_timer_t;

7
qdf/linux/src/qdf_mc_timer.c
View File

@@ -1,5 +1,6 @@
/* /*
* Copyright (c) 2014-2021 The Linux Foundation. All rights reserved. * Copyright (c) 2014-2021 The Linux Foundation. All rights reserved.
* Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
* *
* Permission to use, copy, modify, and/or distribute this software for * Permission to use, copy, modify, and/or distribute this software for
* any purpose with or without fee is hereby granted, provided that the * any purpose with or without fee is hereby granted, provided that the
@@ -692,6 +693,12 @@ QDF_STATUS qdf_mc_timer_start(qdf_mc_timer_t *timer, uint32_t expiration_time)
timer->state = QDF_TIMER_STATE_RUNNING; timer->state = QDF_TIMER_STATE_RUNNING;
/* Save the jiffies value in a per-timer context in qdf_mc_timer_t
* It will help the debugger to know the exact time at which the host
* starts the QDF timer.
*/
timer->timer_start_jiffies = jiffies;
/* get the thread ID on which the timer is being started */ /* get the thread ID on which the timer is being started */
timer->platform_info.thread_id = current->pid; timer->platform_info.thread_id = current->pid;

7
scheduler/src/scheduler_api.c
View File

@@ -605,6 +605,13 @@ void scheduler_mc_timer_callback(qdf_mc_timer_t *timer)
if (!timer) if (!timer)
return; return;
/*
* Save the jiffies value in a per-timer context in qdf_mc_timer_t.
* It will help the debugger to know the exact time at which the host
* stops/expiry of the QDF timer.
*/
timer->timer_end_jiffies = jiffies;
qdf_spin_lock_irqsave(&timer->platform_info.spinlock); qdf_spin_lock_irqsave(&timer->platform_info.spinlock);
switch (timer->state) { switch (timer->state) {