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dmaengine: axi-dmac: Request IRQ with IRQF_SHARED 

Request IRQ with IRQF_SHARED flag to enable setups with multiple
instances of the core sharing a single IRQ line.
This works out since the IRQ handler already checks if there is
an actual IRQ pending and returns IRQ_NONE otherwise.

Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Moritz Fischer <mdf@kernel.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Moritz Fischer 2018-04-28 12:57:54 -07:00 committed by Vinod Koul
parent 60cc43fc88
commit 9c87572eca
1 changed files with 1 additions and 1 deletions
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2
drivers/dma/dma-axi-dmac.c
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@ -687,7 +687,7 @@ static int axi_dmac_probe(struct platform_device *pdev)
if (ret)
goto err_unregister_device;
ret = request_irq(dmac->irq, axi_dmac_interrupt_handler, 0,
ret = request_irq(dmac->irq, axi_dmac_interrupt_handler, IRQF_SHARED,
dev_name(&pdev->dev), dmac);
if (ret)
goto err_unregister_of;