Commit 9c87572e authored Apr 28, 2018 by Moritz Fischer Committed by Vinod Koul May 02, 2018

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>

parent 60cc43fc

drivers/dma/dma-axi-dmac.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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;

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