From 827484912e824b7c8c2e1866272084e0e1d3a2c4 Mon Sep 17 00:00:00 2001 From: Peng Ma Date: Mon, 6 May 2019 10:21:11 +0800 Subject: [PATCH] dmaengine: fsl-qdma: Add improvement When an error occurs we should clean the error register then to return Signed-off-by: Peng Ma Signed-off-by: Vinod Koul --- drivers/dma/fsl-qdma.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/dma/fsl-qdma.c b/drivers/dma/fsl-qdma.c index aa1d0ae..60b062c 100644 --- a/drivers/dma/fsl-qdma.c +++ b/drivers/dma/fsl-qdma.c @@ -701,10 +701,8 @@ static irqreturn_t fsl_qdma_error_handler(int irq, void *dev_id) intr = qdma_readl(fsl_qdma, status + FSL_QDMA_DEDR); - if (intr) { + if (intr) dev_err(fsl_qdma->dma_dev.dev, "DMA transaction error!\n"); - return IRQ_NONE; - } qdma_writel(fsl_qdma, FSL_QDMA_DEDR_CLEAR, status + FSL_QDMA_DEDR); return IRQ_HANDLED; -- 2.7.4