SPRD_SPI_TX 537 drivers/spi/spi-sprd.c struct dma_chan *dma_chan = ss->dma.dma_chan[SPRD_SPI_TX]; SPRD_SPI_TX 564 drivers/spi/spi-sprd.c ss->dma.dma_chan[SPRD_SPI_TX] = dma_request_chan(ss->dev, "tx_chn"); SPRD_SPI_TX 565 drivers/spi/spi-sprd.c if (IS_ERR_OR_NULL(ss->dma.dma_chan[SPRD_SPI_TX])) { SPRD_SPI_TX 566 drivers/spi/spi-sprd.c if (PTR_ERR(ss->dma.dma_chan[SPRD_SPI_TX]) == -EPROBE_DEFER) SPRD_SPI_TX 567 drivers/spi/spi-sprd.c return PTR_ERR(ss->dma.dma_chan[SPRD_SPI_TX]); SPRD_SPI_TX 571 drivers/spi/spi-sprd.c return PTR_ERR(ss->dma.dma_chan[SPRD_SPI_TX]); SPRD_SPI_TX 582 drivers/spi/spi-sprd.c if (ss->dma.dma_chan[SPRD_SPI_TX]) SPRD_SPI_TX 583 drivers/spi/spi-sprd.c dma_release_channel(ss->dma.dma_chan[SPRD_SPI_TX]);