This accommodates differences in the register layout of EDMA v3 by moving
the clearing of register interrupts into the platform-specific set_irq
function. This should ensure better compatibility with EDMA v3.
Signed-off-by: Frank Li <Frank.Li@xxxxxxx>
---
drivers/dma/fsl-edma-main.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/dma/fsl-edma-main.c b/drivers/dma/fsl-edma-main.c
index 70e1a0605025..f7f3373989f8 100644
--- a/drivers/dma/fsl-edma-main.c
+++ b/drivers/dma/fsl-edma-main.c
@@ -113,6 +113,8 @@ fsl_edma_irq_init(struct platform_device *pdev, struct fsl_edma_engine *fsl_edma
{
int ret;
+ edma_writel(fsl_edma, ~0, fsl_edma->regs.intl);
+
fsl_edma->txirq = platform_get_irq_byname(pdev, "edma-tx");
if (fsl_edma->txirq < 0)
return fsl_edma->txirq;
@@ -154,6 +156,8 @@ fsl_edma2_irq_init(struct platform_device *pdev,
int i, ret, irq;
int count;
+ edma_writel(fsl_edma, ~0, fsl_edma->regs.intl);
+
count = platform_irq_count(pdev);
dev_dbg(&pdev->dev, "%s Found %d interrupts\r\n", __func__, count);
if (count <= 2) {
@@ -310,7 +314,6 @@ static int fsl_edma_probe(struct platform_device *pdev)
fsl_edma_chan_mux(fsl_chan, 0, false);
}
- edma_writel(fsl_edma, ~0, regs->intl);
ret = fsl_edma->drvdata->setup_irq(pdev, fsl_edma);
if (ret)
return ret;
--
2.34.1
