Commit 46cf94d6 authored by Vinod Koul's avatar Vinod Koul
Browse files

dmaengine: pl330: explicitly freeup irq 



dmaengine device should explicitly call devm_free_irq() when using
devm_request_irq().

The irq is still ON when devices remove is executed and irq should be
quiesced before remove is completed.

Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
Cc: Jassi Brar <jassisinghbrar@gmail.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
parent 898dbbf6

drivers/dma/pl330.c

+6 −0
Original line number Diff line number Diff line
@@ -3002,12 +3002,18 @@ static int pl330_remove(struct amba_device *adev) 
{

	struct pl330_dmac *pl330 = amba_get_drvdata(adev);

	struct dma_pl330_chan *pch, *_p;

	int i, irq;



	pm_runtime_get_noresume(pl330->ddma.dev);



	if (adev->dev.of_node)

		of_dma_controller_free(adev->dev.of_node);



	for (i = 0; i < AMBA_NR_IRQS; i++) {

		irq = adev->irq[i];

		devm_free_irq(&adev->dev, irq, pl330);

	}



	dma_async_device_unregister(&pl330->ddma);



	/* Idle the DMAC */