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authorMoritz Fischer <mdf@kernel.org>2018-04-28 21:57:54 +0200
committerVinod Koul <vkoul@kernel.org>2018-05-02 06:36:42 +0200
commit9c87572eca7592b996d4c8c51dfd858fd7b1f151 (patch)
tree6f5a9822fbc2e3b1f720d7daa4fb1ca13b1ac00f /drivers/dma
parentLinux 4.17-rc1 (diff)
downloadlinux-9c87572eca7592b996d4c8c51dfd858fd7b1f151.tar.xz
linux-9c87572eca7592b996d4c8c51dfd858fd7b1f151.zip
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>
Diffstat (limited to 'drivers/dma')
-rw-r--r--drivers/dma/dma-axi-dmac.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/dma/dma-axi-dmac.c b/drivers/dma/dma-axi-dmac.c
index 2419fe524daa..15b2453d2647 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;