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SourceVuESP-IDF Framework and ExamplesESP-IDFspi_slave_t::dma_enabled

spi_slave_t::dma_enabled field

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Summary

Declaration

from spi_slave.c:72

bool dma_enabled;

References

Code

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Referrer

bool dma_enabled;

spihost[host]->dma_enabled = (dma_chan != SPI_DMA_DISABLED);

spi_slave.c:170

spi_slave_initialize()

if (spihost[host]->dma_enabled) {

spi_slave.c:171

spi_slave_initialize()

if (spihost[host]->dma_enabled) {

spi_slave.c:210

spi_slave_initialize()

hal->use_dma = spihost[host]->dma_enabled;

spi_slave.c:267

spi_slave_initialize()

if (spihost[host]->dma_enabled) {

spi_slave.c:286

spi_slave_free()

SPI_CHECK(spihost[host]->dma_enabled == 0 || trans_desc->tx_buffer == NULL || esp_ptr_dma_capable(trans_desc->tx_buffer),

spi_slave.c:374

spi_slave_queue_trans()

SPI_CHECK(spihost[host]->dma_enabled == 0 || trans_desc->rx_buffer == NULL ||

spi_slave.c:382

spi_slave_queue_trans()

if (spihost[host]->dma_enabled) {

spi_slave.c:440

spi_slave_queue_trans_isr()

if (host->dma_enabled) {

spi_slave.c:556

s_spi_slave_prepare_data()

bool use_dma = host->dma_enabled;

spi_slave.c:591

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Data Use

spi_slave_t::dma_enabled is written by 1 function and is read by 6 functions:

spi_slave_initialize()

spi_slave_t::dma_enabled

spi_slave_initialize()

spi_slave_free()

spi_slave_queue_trans()

spi_slave_queue_trans_isr()

s_spi_slave_prepare_data()

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