ScStw/ESP32-HUB75-MatrixPanel-DMA
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Merge pull request #254 from solhuebner/patch-2

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Fix watchdog doublebuff issue
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mrfaptastic 2022-02-06 17:23:27 +00:00 committed by GitHub
commit 2526ca0d2d
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1 changed files with 2 additions and 7 deletions
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9
esp32_i2s_parallel_dma.c
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@ -48,13 +48,8 @@ static void IRAM_ATTR irq_hndlr(void* arg) { // if we use I2S1 (default)
//i2s_port_t port = *((i2s_port_t*) arg);
/* Compiler pre-processor check. Saves a few cycles, no need to cast void ptr to i2s_port_t and then check 120 times second... */
#if ESP32_I2S_DEVICE == I2S_NUM_0
SET_PERI_REG_BITS(I2S_INT_CLR_REG(1), I2S_OUT_EOF_INT_CLR_V, 1, I2S_OUT_EOF_INT_CLR_S);
#else
// For I2S0
SET_PERI_REG_BITS(I2S_INT_CLR_REG(0), I2S_OUT_EOF_INT_CLR_V, 1, I2S_OUT_EOF_INT_CLR_S);
#endif
/* Saves a few cycles, no need to cast void ptr to i2s_port_t and then check 120 times second... */
SET_PERI_REG_BITS(I2S_INT_CLR_REG(ESP32_I2S_DEVICE), I2S_OUT_EOF_INT_CLR_V, 1, I2S_OUT_EOF_INT_CLR_S);
previousBufferFree = true;