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spi: imx: avoid dmaengine_terminate_all() on TX prep failure

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If dmaengine_prep_slave_sg() fails, no descriptor is submitted to the TX
channel and DMA is never started. Therefore, calling
dmaengine_terminate_all() for the TX DMA channel is unnecessary.

Signed-off-by: Carlos Song <carlos.song@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Link: https://patch.msgid.link/20251203085949.2922166-4-carlos.song@nxp.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Carlos Song 2025-12-03 16:59:46 +08:00 committed by Mark Brown
parent 5395bb7f7c
commit a5f298581d
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1 changed files with 0 additions and 1 deletions
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drivers/spi/spi-imx.c
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@ -1468,7 +1468,6 @@ static int spi_imx_dma_submit(struct spi_imx_data *spi_imx,
tx->sgl, tx->nents, DMA_MEM_TO_DEV,
DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
if (!desc_tx) {
dmaengine_terminate_all(controller->dma_tx);
dmaengine_terminate_all(controller->dma_rx);
return -EINVAL;
}