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fix(drivers): enlarge the default DMA burst size in peripheral drivers

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morris
2025-12-24 10:09:21 +08:00
parent b652c1a5e8
commit 798ec369ce
4 changed files with 4 additions and 4 deletions
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components/esp_driver_parlio/src/parlio_tx.c
+1 -1
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@@ -174,7 +174,7 @@ static esp_err_t parlio_tx_unit_init_dma(parlio_tx_unit_t *tx_unit, const parlio
// configure DMA transfer parameters
gdma_transfer_config_t trans_cfg = {
.max_data_burst_size = config->dma_burst_size ? config->dma_burst_size : 16, // Enable DMA burst transfer for better performance,
.max_data_burst_size = config->dma_burst_size ? config->dma_burst_size : 32, // Enable DMA burst transfer for better performance,
.access_ext_mem = true, // support transmit PSRAM buffer
};
ESP_RETURN_ON_ERROR(gdma_config_transfer(tx_unit->dma_chan, &trans_cfg), TAG, "config DMA transfer failed");