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More complete set of locking macros.

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git-svn-id: http://madwifi-project.org/svn/madwifi/trunk@3480 0192ed92-7a03-0410-a25b-9323aeb14dbd
This commit is contained in:
mtaylor 2008-04-09 04:11:35 +00:00
parent dcdcf975c2
commit 8d91a54cea
1 changed files with 72 additions and 2 deletions
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70
ath/if_athvar.h
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@ -384,6 +384,14 @@ struct ath_node {
spin_unlock_irqrestore(&(_an)->an_uapsd_lock, __an_uapsd_lockflags); \
} while (0)
#define ATH_NODE_UAPSD_LOCK_IRQ_INSIDE(_an) do { \
ATH_NODE_UAPSD_LOCK_CHECK(_an); \
spin_lock(&(_an)->an_uapsd_lock); \
} while(0)
#define ATH_NODE_UAPSD_UNLOCK_IRQ_INSIDE(_an) do { \
ATH_NODE_UAPSD_LOCK_ASSERT(_an); \
spin_unlock(&(_an)->an_uapsd_lock); \
} while (0)
#define ATH_NODE_UAPSD_UNLOCK_IRQ_EARLY(_an) \
ATH_NODE_UAPSD_LOCK_ASSERT(_an); \
spin_unlock_irqrestore(&(_an)->an_uapsd_lock, __an_uapsd_lockflags);
@ -885,6 +893,68 @@ typedef void (*ath_callback) (struct ath_softc *);
#define ATH_RXBUF_LOCK_CHECK(_sc)
#endif
#define ATH_BBUF_LOCK_INIT(_sc) spin_lock_init(&(_sc)->sc_bbuflock)
#define ATH_BBUF_LOCK_DESTROY(_sc)
#define ATH_BBUF_LOCK_IRQ(_sc) do { \
unsigned long __bbuflockflags; \
ATH_BBUF_LOCK_CHECK(_sc); \
spin_lock_irqsave(&(_sc)->sc_bbuflock, __bbuflockflags);
#define ATH_BBUF_UNLOCK_IRQ(_sc) \
ATH_BBUF_LOCK_ASSERT(_sc); \
spin_unlock_irqrestore(&(_sc)->sc_bbuflock, __bbuflockflags); \
} while (0)
#define ATH_BBUF_UNLOCK_IRQ_EARLY(_sc) \
ATH_BBUF_LOCK_ASSERT(_sc); \
spin_unlock_irqrestore(&(_sc)->sc_bbuflock, __bbuflockflags);
#if (defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)) && defined(spin_is_locked)
#define ATH_BBUF_LOCK_ASSERT(_sc) \
KASSERT(spin_is_locked(&(_sc)->sc_bbuflock), ("bbuf not locked!"))
#if (defined(ATH_DEBUG_SPINLOCKS))
#define ATH_BBUF_LOCK_CHECK(_sc) do { \
if (spin_is_locked(&(_sc)->sc_bbuflock)) \
printk(KERN_DEBUG "%s:%d - about to block on bbuf lock!\n", __func__, __LINE__); \
} while(0)
#else /* #if (defined(ATH_DEBUG_SPINLOCKS)) */
#define ATH_BBUF_LOCK_CHECK(_sc)
#endif /* #if (defined(ATH_DEBUG_SPINLOCKS)) */
#else
#define ATH_BBUF_LOCK_ASSERT(_sc)
#define ATH_BBUF_LOCK_CHECK(_sc)
#endif
#define ATH_GBUF_LOCK_INIT(_sc) spin_lock_init(&(_sc)->sc_grppollbuflock)
#define ATH_GBUF_LOCK_DESTROY(_sc)
#define ATH_GBUF_LOCK_IRQ(_sc) do { \
unsigned long __grppollbuflockflags; \
ATH_GBUF_LOCK_CHECK(_sc); \
spin_lock_irqsave(&(_sc)->sc_grppollbuflock, __grppollbuflockflags);
#define ATH_GBUF_UNLOCK_IRQ(_sc) \
ATH_GBUF_LOCK_ASSERT(_sc); \
spin_unlock_irqrestore(&(_sc)->sc_grppollbuflock, __grppollbuflockflags); \
} while (0)
#define ATH_GBUF_UNLOCK_IRQ_EARLY(_sc) \
ATH_GBUF_LOCK_ASSERT(_sc); \
spin_unlock_irqrestore(&(_sc)->sc_grppollbuflock, __grppollbuflockflags);
#if (defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)) && defined(spin_is_locked)
#define ATH_GBUF_LOCK_ASSERT(_sc) \
KASSERT(spin_is_locked(&(_sc)->sc_grppollbuflock), ("grppollbuf not locked!"))
#if (defined(ATH_DEBUG_SPINLOCKS))
#define ATH_GBUF_LOCK_CHECK(_sc) do { \
if (spin_is_locked(&(_sc)->sc_grppollbuflock)) \
printk(KERN_DEBUG "%s:%d - about to block on grppollbuf lock!\n", __func__, __LINE__); \
} while(0)
#else /* #if (defined(ATH_DEBUG_SPINLOCKS)) */
#define ATH_GBUF_LOCK_CHECK(_sc)
#endif /* #if (defined(ATH_DEBUG_SPINLOCKS)) */
#else
#define ATH_GBUF_LOCK_ASSERT(_sc)
#define ATH_GBUF_LOCK_CHECK(_sc)
#endif
/* Protects the device from concurrent accesses */
#define ATH_LOCK_INIT(_sc) init_MUTEX(&(_sc)->sc_lock)
#define ATH_LOCK_DESTROY(_sc)