Extern or forward variable declaration at drivers/dma/imx-sdma.c, line 287 References: drivers/dma/imx-sdma.c, line 287 drivers/dma/imx-sdma.c, line 303 drivers/dma/imx-sdma.c, line 371 drivers/dma/imx-sdma.c, line 521 drivers/dma/imx-sdma.c, line 530 drivers/dma/imx-sdma.c, line 563 drivers/dma/imx-sdma.c, line 571 drivers/dma/imx-sdma.c, line 598 drivers/dma/imx-sdma.c, line 635 drivers/dma/imx-sdma.c, line 647 drivers/dma/imx-sdma.c, line 726 drivers/dma/imx-sdma.c, line 755 drivers/dma/imx-sdma.c, line 846 drivers/dma/imx-sdma.c, line 905 drivers/dma/imx-sdma.c, line 916 drivers/dma/imx-sdma.c, line 1019 drivers/dma/imx-sdma.c, line 1034 drivers/dma/imx-sdma.c, line 1128 drivers/dma/imx-sdma.c, line 1154 drivers/dma/imx-sdma.c, line 1255 drivers/dma/imx-sdma.c, line 1378 drivers/dma/imx-sdma.c, line 1388 drivers/dma/imx-sdma.c, line 1406 drivers/dma/imx-sdma.c, line 1465 drivers/dma/imx-sdma.c, line 1529 drivers/dma/imx-sdma.c, line 1541 drivers/dma/imx-sdma.c, line 1631 drivers/dma/imx-sdma.c, line 1666 drivers/dma/imx-sdma.c, line 1840