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    Subject[PATCH v11 08/12] dmaengine: fsl-edma: move clearing of register interrupt into setup_irq function
    Date
    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@nxp.com>
    ---
    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 7dfbdc89051a..111cfa2c4572 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) {
    @@ -321,7 +325,6 @@ 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
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