From: Moritz Fischer Date: Sat, 28 Apr 2018 19:57:54 +0000 (-0700) Subject: dmaengine: axi-dmac: Request IRQ with IRQF_SHARED X-Git-Tag: v4.18-rc1~88^2~14^2 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9c87572eca7592b996d4c8c51dfd858fd7b1f151;p=thirdparty%2Flinux.git 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 Signed-off-by: Moritz Fischer Signed-off-by: Vinod Koul --- diff --git a/drivers/dma/dma-axi-dmac.c b/drivers/dma/dma-axi-dmac.c index 2419fe524daac..15b2453d2647f 100644 --- a/drivers/dma/dma-axi-dmac.c +++ b/drivers/dma/dma-axi-dmac.c @@ -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;