diff options
| author | Peng Ma <peng.ma@nxp.com> | 2019-05-06 10:21:11 +0800 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2019-05-21 10:05:20 +0530 |
| commit | 827484912e824b7c8c2e1866272084e0e1d3a2c4 (patch) | |
| tree | 2eef1c8b61e50e48013ea3c0d140cc28b82a8995 /drivers/dma | |
| parent | 4e4106f5e942bff65548e82fc330d40385c89220 (diff) | |
dmaengine: fsl-qdma: Add improvement
When an error occurs we should clean the error register then to return
Signed-off-by: Peng Ma <peng.ma@nxp.com>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/fsl-qdma.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/dma/fsl-qdma.c b/drivers/dma/fsl-qdma.c index aa1d0ae3d207..60b062c3647b 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; |