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Avoiding unused parameter warning for dmaDoNothingCallback()

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moussaillon 2020-09-15 16:32:21 +02:00
parent bdf5ac8117
commit 814a352588
1 changed files with 1 additions and 1 deletions
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libraries/SPI/SPI.cpp
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@ -260,7 +260,7 @@ void SPIClass::dmaCallback(Adafruit_ZeroDMA *dma) {
// to the read channel to indicate end-of-transfer, and the write channel's // to the read channel to indicate end-of-transfer, and the write channel's
// callback is assigned to this nonsense function (for reasons I'm not // callback is assigned to this nonsense function (for reasons I'm not
// entirely sure of, setting the callback to NULL doesn't work). // entirely sure of, setting the callback to NULL doesn't work).
static void dmaDoNothingCallback(Adafruit_ZeroDMA *dma) { } static void dmaDoNothingCallback(Adafruit_ZeroDMA *dma) { (void)dma; }
// This could've gone in begin(), but for the sake of organization... // This could've gone in begin(), but for the sake of organization...
void SPIClass::dmaAllocate(void) { void SPIClass::dmaAllocate(void) {