dma_chtx 110 drivers/spi/spi-stm32-qspi.c struct dma_chan *dma_chtx; dma_chtx 215 drivers/spi/spi-stm32-qspi.c dma_ch = qspi->dma_chtx; dma_chtx 271 drivers/spi/spi-stm32-qspi.c (op->data.dir == SPI_MEM_DATA_OUT && qspi->dma_chtx)) dma_chtx 496 drivers/spi/spi-stm32-qspi.c qspi->dma_chtx = dma_request_slave_channel(dev, "tx"); dma_chtx 497 drivers/spi/spi-stm32-qspi.c if (qspi->dma_chtx) { dma_chtx 498 drivers/spi/spi-stm32-qspi.c if (dmaengine_slave_config(qspi->dma_chtx, &dma_cfg)) { dma_chtx 500 drivers/spi/spi-stm32-qspi.c dma_release_channel(qspi->dma_chtx); dma_chtx 501 drivers/spi/spi-stm32-qspi.c qspi->dma_chtx = NULL; dma_chtx 510 drivers/spi/spi-stm32-qspi.c if (qspi->dma_chtx) dma_chtx 511 drivers/spi/spi-stm32-qspi.c dma_release_channel(qspi->dma_chtx);