diff options
| author | Moritz Fischer <mdf@kernel.org> | 2018-04-28 12:57:54 -0700 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2018-05-02 10:06:42 +0530 |
| commit | 9c87572eca7592b996d4c8c51dfd858fd7b1f151 (patch) | |
| tree | 6f5a9822fbc2e3b1f720d7daa4fb1ca13b1ac00f /drivers/dma/dma-axi-dmac.c | |
| parent | 60cc43fc888428bb2f18f08997432d426a243338 (diff) | |
| download | lwn-9c87572eca7592b996d4c8c51dfd858fd7b1f151.tar.gz lwn-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/dma-axi-dmac.c')
| -rw-r--r-- | drivers/dma/dma-axi-dmac.c | 2 |
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; |