[PATCH 2/8] dmaengine: fsl-edma: print error code in error messages.
From: Peter Griffin <peter.griffin@linaro.org>
Date: 2016-06-07 17:42:35
Also in:
linux-arm-kernel, linux-tegra, lkml
Subsystem:
dma generic offload engine subsystem, freescale edma driver, the rest · Maintainers:
Vinod Koul, Frank Li, Linus Torvalds
It is useful to print the error code as part of the error message. Signed-off-by: Peter Griffin <peter.griffin@linaro.org> --- drivers/dma/fsl-edma.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/dma/fsl-edma.c b/drivers/dma/fsl-edma.c
index 7208fc9..cc06eea 100644
--- a/drivers/dma/fsl-edma.c
+++ b/drivers/dma/fsl-edma.c@@ -963,14 +963,16 @@ static int fsl_edma_probe(struct platform_device *pdev) ret = dma_async_device_register(&fsl_edma->dma_dev); if (ret) { - dev_err(&pdev->dev, "Can't register Freescale eDMA engine.\n"); + dev_err(&pdev->dev, + "Can't register Freescale eDMA engine. (%d)\n", ret); fsl_disable_clocks(fsl_edma); return ret; } ret = of_dma_controller_register(np, fsl_edma_xlate, fsl_edma); if (ret) { - dev_err(&pdev->dev, "Can't register Freescale eDMA of_dma.\n"); + dev_err(&pdev->dev, + "Can't register Freescale eDMA of_dma. (%d)\n", ret); dma_async_device_unregister(&fsl_edma->dma_dev); fsl_disable_clocks(fsl_edma); return ret;
--
1.9.1