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

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morris
2025-12-23 10:15:37 +08:00
parent e5d0955864
commit 95ea240f1c
5 changed files with 5 additions and 5 deletions
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components/esp_driver_spi/src/gpspi/spi_common.c
+1 -1
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@@ -294,7 +294,7 @@ static esp_err_t alloc_dma_chan(spi_host_device_t host_id, spi_dma_chan_t dma_ch
}
#endif
gdma_transfer_config_t trans_cfg = {
.max_data_burst_size = 16,
.max_data_burst_size = 32,
.access_ext_mem = true, // allow to transfer data from/to external memory directly by DMA
};
ESP_RETURN_ON_ERROR(gdma_config_transfer(dma_ctx->tx_dma_chan, &trans_cfg), SPI_TAG, "config gdma tx transfer failed");