Home
last modified time | relevance | path

Searched refs:dma_chrx (Results 1 – 1 of 1) sorted by relevance

/Linux-v5.15/drivers/spi/
Dspi-stm32-qspi.c115 struct dma_chan *dma_chrx; member
226 dma_ch = qspi->dma_chrx; in stm32_qspi_tx_dma()
284 else if (((op->data.dir == SPI_MEM_DATA_IN && qspi->dma_chrx) || in stm32_qspi_tx()
628 qspi->dma_chrx = dma_request_chan(dev, "rx"); in stm32_qspi_dma_setup()
629 if (IS_ERR(qspi->dma_chrx)) { in stm32_qspi_dma_setup()
630 ret = PTR_ERR(qspi->dma_chrx); in stm32_qspi_dma_setup()
631 qspi->dma_chrx = NULL; in stm32_qspi_dma_setup()
635 if (dmaengine_slave_config(qspi->dma_chrx, &dma_cfg)) { in stm32_qspi_dma_setup()
637 dma_release_channel(qspi->dma_chrx); in stm32_qspi_dma_setup()
638 qspi->dma_chrx = NULL; in stm32_qspi_dma_setup()
[all …]