dma_chan_get 551 drivers/dma/dmaengine.c err = dma_chan_get(chan); dma_chan_get 589 drivers/dma/dmaengine.c err = dma_chan_get(chan); dma_chan_get 810 drivers/dma/dmaengine.c err = dma_chan_get(chan); dma_chan_get 1065 drivers/dma/dmaengine.c if (dma_chan_get(chan) == -ENODEV) {