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branched block/unblock

pull/1340/head
Srod Karim 2015-07-17 16:01:36 +02:00 committed by Aksel Skauge Mellbye
parent 9150189fd4
commit 5a9464b26a
1 changed files with 21 additions and 5 deletions
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26
libraries/mbed/targets/hal/TARGET_Silicon_Labs/TARGET_EFM32/serial_api.c
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@ -1276,7 +1276,11 @@ int serial_tx_asynch(serial_t *obj, const void *tx, size_t tx_length, uint8_t tx
serial_tx_enable_event(obj, event, true);
// Set up sleepmode
blockSleepMode(SERIAL_LEAST_ACTIVE_SLEEPMODE);
if(LEUART_REF_VALID(obj->serial.periph.leuart) && LEUART_BaudrateGet(obj->serial.periph.leuart) <= 9600){
blockSleepMode(SERIAL_LEAST_ACTIVE_SLEEPMODE_LEUART);
}else{
blockSleepMode(SERIAL_LEAST_ACTIVE_SLEEPMODE);
}
// Determine DMA strategy
serial_dmaTrySetState(&(obj->serial.dmaOptionsTX), hint, obj, true);
@ -1340,7 +1344,11 @@ void serial_rx_asynch(serial_t *obj, void *rx, size_t rx_length, uint8_t rx_widt
serial_set_char_match(obj, char_match);
// Set up sleepmode
blockSleepMode(SERIAL_LEAST_ACTIVE_SLEEPMODE);
if(LEUART_REF_VALID(obj->serial.periph.leuart) && LEUART_BaudrateGet(obj->serial.periph.leuart) <= 9600){
blockSleepMode(SERIAL_LEAST_ACTIVE_SLEEPMODE_LEUART);
}else{
blockSleepMode(SERIAL_LEAST_ACTIVE_SLEEPMODE);
}
// Determine DMA strategy
// If character match is enabled, we can't use DMA, sadly. We could when using LEUART though, but that support is not in here yet.
@ -1688,8 +1696,12 @@ void serial_tx_abort_asynch(serial_t *obj)
break;
}
/* Unblock EM2 and below */
unblockSleepMode(SERIAL_LEAST_ACTIVE_SLEEPMODE);
/* Say that we can stop using this emode */
if(LEUART_REF_VALID(obj->serial.periph.leuart) && LEUART_BaudrateGet(obj->serial.periph.leuart) <= 9600){
unblockSleepMode(SERIAL_LEAST_ACTIVE_SLEEPMODE_LEUART);
}else{
unblockSleepMode(SERIAL_LEAST_ACTIVE_SLEEPMODE);
}
}
/** Abort the ongoing RX transaction It disables the enabled interrupt for RX and
@ -1726,7 +1738,11 @@ void serial_rx_abort_asynch(serial_t *obj)
}
/* Say that we can stop using this emode */
unblockSleepMode(SERIAL_LEAST_ACTIVE_SLEEPMODE);
if(LEUART_REF_VALID(obj->serial.periph.leuart) && LEUART_BaudrateGet(obj->serial.periph.leuart) <= 9600){
unblockSleepMode(SERIAL_LEAST_ACTIVE_SLEEPMODE_LEUART);
}else{
unblockSleepMode(SERIAL_LEAST_ACTIVE_SLEEPMODE);
}
}
#endif //DEVICE_SERIAL_ASYNCH