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qcacmn: Add a new qdf API for spin_trylock

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This change adds a qdf wrapper api qdf_spin_trylock for spin_trylock.

Change-Id: I3406ed96f7f40df24949bd4e21ceb144d919d58d
This commit is contained in:
Pavankumar Nandeshwar
2017-10-11 19:08:05 +05:30
committed by nshrivas
parent 13699a1bd8
commit 205aeca91d
2 changed files with 31 additions and 2 deletions
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20
qdf/inc/qdf_lock.h
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@@ -1,5 +1,5 @@
/* /*
* Copyright (c) 2014-2017 The Linux Foundation. All rights reserved. * Copyright (c) 2014-2018 The Linux Foundation. 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
@@ -298,6 +298,24 @@ static inline int qdf_spin_trylock_bh(qdf_spinlock_t *lock, const char *func)
int qdf_spin_trylock_bh_outline(qdf_spinlock_t *lock); int qdf_spin_trylock_bh_outline(qdf_spinlock_t *lock);
/**
* qdf_spin_trylock() - spin trylock
* @lock: spinlock object
* Return: int
*/
static inline int qdf_spin_trylock(qdf_spinlock_t *lock, const char *func)
{
int result = 0;
BEFORE_LOCK(lock, qdf_spin_is_locked(lock));
result = __qdf_spin_trylock(&lock->lock);
AFTER_LOCK(lock, func);
return result;
}
#define qdf_spin_trylock(lock) qdf_spin_trylock(lock, __func__)
/** /**
* qdf_spin_lock_bh() - locks the spinlock mutex in soft irq context * qdf_spin_lock_bh() - locks the spinlock mutex in soft irq context
* @lock: spinlock object pointer * @lock: spinlock object pointer

13
qdf/linux/src/i_qdf_lock.h
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@@ -1,5 +1,5 @@
/* /*
* Copyright (c) 2014-2017 The Linux Foundation. All rights reserved. * Copyright (c) 2014-2018 The Linux Foundation. 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
@@ -266,6 +266,17 @@ static inline int __qdf_spin_trylock_bh(__qdf_spinlock_t *lock)
return 0; return 0;
} }
/**
* __qdf_spin_trylock() - spin trylock
* @lock: spinlock object
*
* Return: int
*/
static inline int __qdf_spin_trylock(__qdf_spinlock_t *lock)
{
return spin_trylock(&lock->spinlock);
}
/** /**
* __qdf_spin_lock_bh() - Acquire the spinlock and disable bottom halves * __qdf_spin_lock_bh() - Acquire the spinlock and disable bottom halves
* @lock: Lock object * @lock: Lock object