From 0144faf02a0f260aa6c49274d05aa1887b578404 Mon Sep 17 00:00:00 2001
From: jgromes <jan.gromes@gmail.com>
Date: Thu, 22 Dec 2022 18:18:16 +0100
Subject: [PATCH] [RF69] Fixed stream mode (#651)

---
 src/modules/RF69/RF69.cpp | 15 +--------------
 src/modules/RF69/RF69.h   |  2 +-
 2 files changed, 2 insertions(+), 15 deletions(-)

diff --git a/src/modules/RF69/RF69.cpp b/src/modules/RF69/RF69.cpp
index 69eb68b2..ec1f3c42 100644
--- a/src/modules/RF69/RF69.cpp
+++ b/src/modules/RF69/RF69.cpp
@@ -319,7 +319,7 @@ void RF69::clearFifoFullAction() {
   _mod->SPIsetRegValue(RADIOLIB_RF69_REG_DIO_MAPPING_1, 0x00, 5, 4);
 }
 
-bool RF69::fifoAdd(uint8_t* data, int totalLen, volatile int* remLen) {
+bool RF69::fifoAdd(uint8_t* data, int totalLen, int* remLen) {
   // subtract first (this may be the first time we get to modify the remaining length)
   *remLen -= RADIOLIB_RF69_FIFO_THRESH - 1;
 
@@ -335,16 +335,9 @@ bool RF69::fifoAdd(uint8_t* data, int totalLen, volatile int* remLen) {
     len = RADIOLIB_RF69_FIFO_THRESH - 1;
   }
 
-  // clear interrupt flags
-  clearIRQFlags();
-
   // copy the bytes to the FIFO
   _mod->SPIwriteRegisterBurst(RADIOLIB_RF69_REG_FIFO, &data[totalLen - *remLen], len);
 
-  // this is a hack, but it seems Rx FIFO level is getting triggered 1 byte before it should
-  // we just add a padding byte that we can drop without consequence
-  _mod->SPIwriteRegister(RADIOLIB_RF69_REG_FIFO, '/');
-
   // we're not done yet
   return(false);
 }
@@ -364,12 +357,6 @@ bool RF69::fifoGet(volatile uint8_t* data, int totalLen, volatile int* rcvLen) {
   _mod->SPIreadRegisterBurst(RADIOLIB_RF69_REG_FIFO, len, dataPtr);
   (*rcvLen) += (len);
 
-  // dump the padding byte
-  _mod->SPIreadRegister(RADIOLIB_RF69_REG_FIFO);
-
-  // clear flags
-  clearIRQFlags();
-
   // check if we're done
   if(*rcvLen >= totalLen) {
     return(true);
diff --git a/src/modules/RF69/RF69.h b/src/modules/RF69/RF69.h
index 7cb41d90..979f4845 100644
--- a/src/modules/RF69/RF69.h
+++ b/src/modules/RF69/RF69.h
@@ -670,7 +670,7 @@ class RF69: public PhysicalLayer {
 
       \returns True when a complete packet is sent, false if more data is needed.
     */
-    bool fifoAdd(uint8_t* data, int totalLen, volatile int* remLen);
+    bool fifoAdd(uint8_t* data, int totalLen, int* remLen);
 
     /*!
       \brief Set interrupt service routine function to call when FIFO is sufficently full to read.