dw_dmac: disable BLOCK interrupts
Just to be sure we are in known state we disable the BLOCK interupts. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Acked-by: Viresh Kumar <viresh.linux@gmail.com> Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
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@ -1437,6 +1437,9 @@ static int __init dw_probe(struct platform_device *pdev)
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/* force dma off, just in case */
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dw_dma_off(dw);
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/* disable BLOCK interrupts as well */
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channel_clear_bit(dw, MASK.BLOCK, dw->all_chan_mask);
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err = request_irq(irq, dw_dma_interrupt, 0, "dw_dmac", dw);
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if (err)
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goto err_irq;
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@ -1476,6 +1479,7 @@ static int __init dw_probe(struct platform_device *pdev)
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/* Clear all interrupts on all channels. */
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dma_writel(dw, CLEAR.XFER, dw->all_chan_mask);
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dma_writel(dw, CLEAR.BLOCK, dw->all_chan_mask);
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dma_writel(dw, CLEAR.SRC_TRAN, dw->all_chan_mask);
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dma_writel(dw, CLEAR.DST_TRAN, dw->all_chan_mask);
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dma_writel(dw, CLEAR.ERROR, dw->all_chan_mask);
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