static void vos_linux_timer_callback ( v_U32_t data )
{
vos_timer_t *timer = ( vos_timer_t *)data;
vos_msg_t msg;
VOS_STATUS vStatus;
unsigned long flags;
vos_timer_callback_t callback=NULL;
v_PVOID_t userData=NULL;
int threadId;
VOS_TIMER_TYPE type=VOS_TIMER_TYPE_SW;
VOS_ASSERT(timer);
if (timer == NULL)
{
VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, "%s Null pointer passed in!",__func__);
return;
}
threadId = timer->platformInfo.threadID;
spin_lock_irqsave( &timer->platformInfo.spinlock,flags );
switch ( timer->state )
{
case VOS_TIMER_STATE_STARTING:
// we are in this state because someone just started the timer, MM timer
// got started and expired, but the time content have not bee updated
// this is a rare race condition!
timer->state = VOS_TIMER_STATE_STOPPED;
vStatus = VOS_STATUS_E_ALREADY;
break;
case VOS_TIMER_STATE_STOPPED:
vStatus = VOS_STATUS_E_ALREADY;
break;
case VOS_TIMER_STATE_UNUSED:
vStatus = VOS_STATUS_E_EXISTS;
break;
case VOS_TIMER_STATE_RUNNING:
// need to go to stop state here because the call-back function may restart
// timer (to emulate periodic timer)
timer->state = VOS_TIMER_STATE_STOPPED;
// copy the relevant timer information to local variables;
// once we exist from this critical section, the timer content may be modified
// by other tasks
callback = timer->callback;
userData = timer->userData;
threadId = timer->platformInfo.threadID;
type = timer->type;
vStatus = VOS_STATUS_SUCCESS;
break;
default:
VOS_ASSERT(0);
vStatus = VOS_STATUS_E_FAULT;
break;
}
spin_unlock_irqrestore( &timer->platformInfo.spinlock,flags );
if ( VOS_STATUS_SUCCESS != vStatus )
{
VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR,
"TIMER callback called in a wrong state=%d", timer->state);
return;
}
tryAllowingSleep( type );
if (callback == NULL)
{
VOS_ASSERT(0);
VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR,
"%s: No TIMER callback, Could not enqueue timer to any queue",
__func__);
return;
}
// If timer has expired then call vos_client specific callback
if ( vos_sched_is_tx_thread( threadId ) )
{
VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO,
"TIMER callback: running on TX thread");
//Serialize to the Tx thread
sysBuildMessageHeader( SYS_MSG_ID_TX_TIMER, &msg );
msg.bodyptr = callback;
msg.bodyval = (v_U32_t)userData;
if(vos_tx_mq_serialize( VOS_MQ_ID_SYS, &msg ) == VOS_STATUS_SUCCESS)
return;
}
else if ( vos_sched_is_rx_thread( threadId ) )
{
VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO,
"TIMER callback: running on RX thread");
//Serialize to the Rx thread
sysBuildMessageHeader( SYS_MSG_ID_RX_TIMER, &msg );
msg.bodyptr = callback;
msg.bodyval = (v_U32_t)userData;
if(vos_rx_mq_serialize( VOS_MQ_ID_SYS, &msg ) == VOS_STATUS_SUCCESS)
return;
}
else
{
VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO,
"TIMER callback: running on MC thread");
// Serialize to the MC thread
sysBuildMessageHeader( SYS_MSG_ID_MC_TIMER, &msg );
msg.bodyptr = callback;
msg.bodyval = (v_U32_t)userData;
if(vos_mq_post_message( VOS_MQ_ID_SYS, &msg ) == VOS_STATUS_SUCCESS)
return;
}
VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR,
"%s: Could not enqueue timer to any queue", __func__);
VOS_ASSERT(0);
}
static void vos_linux_timer_callback ( v_U32_t data )
{
vos_timer_t *timer = ( vos_timer_t *)data;
vos_msg_t msg;
VOS_STATUS vStatus;
unsigned long flags;
vos_timer_callback_t callback=NULL;
v_PVOID_t userData=NULL;
int threadId;
VOS_TIMER_TYPE type=VOS_TIMER_TYPE_SW;
VOS_ASSERT(timer);
if (timer == NULL)
{
VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, "%s Null pointer passed in!",__func__);
return;
}
threadId = timer->platformInfo.threadID;
spin_lock_irqsave( &timer->platformInfo.spinlock,flags );
switch ( timer->state )
{
case VOS_TIMER_STATE_STARTING:
//
//
//
timer->state = VOS_TIMER_STATE_STOPPED;
vStatus = VOS_STATUS_E_ALREADY;
break;
case VOS_TIMER_STATE_STOPPED:
vStatus = VOS_STATUS_E_ALREADY;
break;
case VOS_TIMER_STATE_UNUSED:
vStatus = VOS_STATUS_E_EXISTS;
break;
case VOS_TIMER_STATE_RUNNING:
//
//
timer->state = VOS_TIMER_STATE_STOPPED;
//
//
//
callback = timer->callback;
userData = timer->userData;
threadId = timer->platformInfo.threadID;
type = timer->type;
vStatus = VOS_STATUS_SUCCESS;
break;
default:
VOS_ASSERT(0);
vStatus = VOS_STATUS_E_FAULT;
break;
}
spin_unlock_irqrestore( &timer->platformInfo.spinlock,flags );
if ( VOS_STATUS_SUCCESS != vStatus )
{
VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR,
"TIMER callback called in a wrong state=%d", timer->state);
return;
}
tryAllowingSleep( type );
if (callback == NULL)
{
VOS_ASSERT(0);
VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR,
"%s: No TIMER callback, Could not enqueue timer to any queue",
__func__);
return;
}
//
if ( vos_sched_is_tx_thread( threadId ) )
{
VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO,
"TIMER callback: running on TX thread");
//
sysBuildMessageHeader( SYS_MSG_ID_TX_TIMER, &msg );
msg.bodyptr = callback;
msg.bodyval = (v_U32_t)userData;
if(vos_tx_mq_serialize( VOS_MQ_ID_SYS, &msg ) == VOS_STATUS_SUCCESS)
return;
}
else if ( vos_sched_is_rx_thread( threadId ) )
{
VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO,
"TIMER callback: running on RX thread");
//
sysBuildMessageHeader( SYS_MSG_ID_RX_TIMER, &msg );
msg.bodyptr = callback;
msg.bodyval = (v_U32_t)userData;
if(vos_rx_mq_serialize( VOS_MQ_ID_SYS, &msg ) == VOS_STATUS_SUCCESS)
return;
}
else
{
VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO,
"TIMER callback: running on MC thread");
//
sysBuildMessageHeader( SYS_MSG_ID_MC_TIMER, &msg );
msg.bodyptr = callback;
msg.bodyval = (v_U32_t)userData;
if(vos_mq_post_message( VOS_MQ_ID_SYS, &msg ) == VOS_STATUS_SUCCESS)
return;
}
VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR,
"%s: Could not enqueue timer to any queue", __func__);
VOS_ASSERT(0);
}
