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Fix RX message buffering for Rpi

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This commit is contained in:
Marcelo Aquino
2016-08-16 15:37:51 -03:00
parent dab1906c56
commit 14e5c9bf4c
2 changed files with 30 additions and 16 deletions
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configure
Vendored
+1 -1
View File
@@ -269,7 +269,7 @@ for opt do
CXXFLAGS="-DMY_MQTT_SUBSCRIBE_TOPIC_PREFIX=${optarg} $CXXFLAGS"
;;
--my-rf24-irq-pin=*)
CXXFLAGS="-DMY_RF24_IRQ_PIN=${optarg} $CXXFLAGS"
CXXFLAGS="-DMY_RX_MESSAGE_BUFFER_FEATURE -DMY_RF24_IRQ_PIN=${optarg} $CXXFLAGS"
;;
--my-rx-message-buffer-size=*)
CXXFLAGS="-DMY_RX_MESSAGE_BUFFER_SIZE=${optarg} $CXXFLAGS"
drivers/RF24/RF24_RPi.cpp
+29 -15
View File
@@ -21,6 +21,20 @@
#include "RF24.h"
// verify RF24 IRQ defs
#if defined(MY_RX_MESSAGE_BUFFER_FEATURE)
#if !defined(MY_RF24_IRQ_PIN)
#error Message buffering feature requires MY_RF24_IRQ_PIN to be defined!
#endif
#ifndef SPI_HAS_TRANSACTION
#error RF24 IRQ usage requires transactional SPI support
#endif
#else
#ifdef MY_RX_MESSAGE_BUFFER_SIZE
#error Receive message buffering requires RF24 IRQ usage
#endif
#endif
// pipes
#define BROADCAST_PIPE 1
#define NODE_PIPE 2
@@ -32,7 +46,7 @@
#define RF24_DEBUG(x,...)
#endif
#ifdef MY_RF24_IRQ_PIN
#ifdef MY_RX_MESSAGE_BUFFER_FEATURE
typedef void (*RF24_receiveCallbackType)(void);
void (* RF24_receiveCallback)(void) = NULL;
@@ -52,17 +66,17 @@ static void RF24_startListening(void) {
}
static void RF24_powerDown(void) {
#ifdef MY_RF24_IRQ_PIN
#ifdef MY_RX_MESSAGE_BUFFER_FEATURE
pthread_mutex_lock(&rf24_mutex);
#endif
_rf24.powerDown();
#ifdef MY_RF24_IRQ_PIN
#ifdef MY_RX_MESSAGE_BUFFER_FEATURE
pthread_mutex_unlock(&rf24_mutex);
#endif
}
static bool RF24_sendMessage( uint8_t recipient, const void* buf, uint8_t len ) {
#ifdef MY_RF24_IRQ_PIN
#ifdef MY_RX_MESSAGE_BUFFER_FEATURE
pthread_mutex_lock(&rf24_mutex);
#endif
// Make sure radio has powered up
@@ -75,38 +89,38 @@ static bool RF24_sendMessage( uint8_t recipient, const void* buf, uint8_t len )
_rf24.openWritingPipe(MY_RF24_BASE_ADDR);
bool ok = _rf24.write(buf, len, recipient == BROADCAST_ADDRESS);
_rf24.startListening();
#ifdef MY_RF24_IRQ_PIN
#ifdef MY_RX_MESSAGE_BUFFER_FEATURE
pthread_mutex_unlock(&rf24_mutex);
#endif
return ok;
}
static bool RF24_isDataAvailable() {
#ifdef MY_RF24_IRQ_PIN
#ifdef MY_RX_MESSAGE_BUFFER_FEATURE
pthread_mutex_lock(&rf24_mutex);
#endif
uint8_t pipe_num = 255;
_rf24.available(&pipe_num);
#ifdef MY_RF24_IRQ_PIN
#ifdef MY_RX_MESSAGE_BUFFER_FEATURE
pthread_mutex_unlock(&rf24_mutex);
#endif
return (pipe_num <= 5);
}
static uint8_t RF24_readMessage( void* buf) {
#ifdef MY_RF24_IRQ_PIN
#ifdef MY_RX_MESSAGE_BUFFER_FEATURE
pthread_mutex_lock(&rf24_mutex);
#endif
uint8_t len = _rf24.getDynamicPayloadSize();
_rf24.read(buf, len);
#ifdef MY_RF24_IRQ_PIN
#ifdef MY_RX_MESSAGE_BUFFER_FEATURE
pthread_mutex_unlock(&rf24_mutex);
#endif
return len;
}
static void RF24_setNodeAddress(uint8_t address) {
#ifdef MY_RF24_IRQ_PIN
#ifdef MY_RX_MESSAGE_BUFFER_FEATURE
pthread_mutex_lock(&rf24_mutex);
#endif
if (address != AUTO){
@@ -117,7 +131,7 @@ static void RF24_setNodeAddress(uint8_t address) {
// enable autoACK on node pipe
_rf24.setAutoAck(NODE_PIPE, true);
}
#ifdef MY_RF24_IRQ_PIN
#ifdef MY_RX_MESSAGE_BUFFER_FEATURE
pthread_mutex_unlock(&rf24_mutex);
#endif
}
@@ -128,7 +142,7 @@ static uint8_t RF24_getNodeID(void) {
bool RF24_sanityCheck(void) {
bool ok = true;
#ifdef MY_RF24_IRQ_PIN
#ifdef MY_RX_MESSAGE_BUFFER_FEATURE
pthread_mutex_lock(&rf24_mutex);
#endif
// detect HW defect ot interrupted SPI line, CE disconnect cannot be detected
@@ -136,13 +150,13 @@ bool RF24_sanityCheck(void) {
_rf24.getChannel() != MY_RF24_CHANNEL) {
ok = false;
}
#ifdef MY_RF24_IRQ_PIN
#ifdef MY_RX_MESSAGE_BUFFER_FEATURE
pthread_mutex_unlock(&rf24_mutex);
#endif
return ok;
}
#ifdef MY_RF24_IRQ_PIN
#ifdef MY_RX_MESSAGE_BUFFER_FEATURE
void RF24_irqHandler(void) {
if (RF24_receiveCallback) {
while (RF24_isDataAvailable()) {
@@ -199,7 +213,7 @@ static bool RF24_initialize(void) {
//_rf24.printDetails();
#ifdef MY_RF24_IRQ_PIN
#ifdef MY_RX_MESSAGE_BUFFER_FEATURE
// Mask all interrupts except the receive interrupt
_rf24.maskIRQ(1,1,0);