From: Peng Ma <peng.ma@nxp.com>
Date: Wed, 22 May 2019 03:21:03 +0000 (+0000)
Subject: dmaengine: fsl-qdma: Continue to clear register on error
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=c983d805a7bb253b9015bc2c03bc8827031ce590;p=linux.git

dmaengine: fsl-qdma: Continue to clear register on error

When an error occurs we should clean the error register then to return

Signed-off-by: Peng Ma <peng.ma@nxp.com>
[vkoul: change patch title]
Signed-off-by: Vinod Koul <vkoul@kernel.org>
---

diff --git a/drivers/dma/fsl-qdma.c b/drivers/dma/fsl-qdma.c
index da8fdf5dca74b..8e341c0c13bcf 100644
--- a/drivers/dma/fsl-qdma.c
+++ b/drivers/dma/fsl-qdma.c
@@ -703,10 +703,8 @@ 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;