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drivers: spi: spi-omap2-mcspi: rework flags for dma preparation

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Co-authored-by: Oleg Karfich <Oleg.Karfich@wago.com>
Signed-off-by: Tobias Biehl <tobias.biehl@wago.com>
This commit is contained in:
Tobias Biehl
2025-07-09 11:42:27 +02:00
committed by Tobias BIEHL
parent 43dc753691
commit 6c780f1d01
1 changed files with 8 additions and 16 deletions
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drivers/spi/spi-omap2-mcspi.c
+8 -16
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@@ -461,14 +461,10 @@ static void omap2_mcspi_tx_dma(struct spi_device *spi,
dmaengine_slave_config(mcspi_dma->dma_tx, &cfg);
if (mcspi->use_eow_interrupt)
tx = dmaengine_prep_slave_sg(mcspi_dma->dma_tx, xfer->tx_sg.sgl,
xfer->tx_sg.nents, DMA_MEM_TO_DEV,
DMA_CTRL_ACK);
else
tx = dmaengine_prep_slave_sg(mcspi_dma->dma_tx, xfer->tx_sg.sgl,
xfer->tx_sg.nents, DMA_MEM_TO_DEV,
DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
unsigned long flags = mcspi->use_eow_interrupt ? DMA_CTRL_ACK
: (DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
tx = dmaengine_prep_slave_sg(mcspi_dma->dma_tx, xfer->tx_sg.sgl,
xfer->tx_sg.nents, DMA_MEM_TO_DEV, flags);
if (tx) {
if (!mcspi->use_eow_interrupt) {
@@ -555,14 +551,10 @@ omap2_mcspi_rx_dma(struct spi_device *spi, struct spi_transfer *xfer,
return 0;
}
if (mcspi->use_eow_interrupt)
tx = dmaengine_prep_slave_sg(mcspi_dma->dma_rx, sg_out[0],
out_mapped_nents[0], DMA_DEV_TO_MEM,
DMA_CTRL_ACK);
else
tx = dmaengine_prep_slave_sg(mcspi_dma->dma_rx, sg_out[0],
out_mapped_nents[0], DMA_DEV_TO_MEM,
DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
unsigned long flags = mcspi->use_eow_interrupt ? DMA_CTRL_ACK
: (DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
tx = dmaengine_prep_slave_sg(mcspi_dma->dma_tx, xfer->tx_sg.sgl,
xfer->tx_sg.nents, DMA_MEM_TO_DEV, flags);
if (tx) {
if (!mcspi->use_eow_interrupt) {