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Commit c12fe497 authored by Vignesh Raman's avatar Vignesh Raman Committed by Vinod Koul
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dma: imx-sdma: Adding tasklet_kill() in sdma_remove function. 



Several dma drivers calls tasklet_kill() in remove function. This is done
because all running tasklets should be killed on remove. This is missing
in imx sdma driver, so adding tasklet_kill() in sdma_remove function.

Signed-off-by: default avatarVignesh Raman <Vignesh_Raman@mentor.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent 23e11811

drivers/dma/imx-sdma.c

+7 −0
Original line number Diff line number Diff line
@@ -1645,12 +1645,19 @@ static int sdma_remove(struct platform_device *pdev) 
	struct sdma_engine *sdma = platform_get_drvdata(pdev);

	struct resource *iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);

	int irq = platform_get_irq(pdev, 0);

	int i;



	dma_async_device_unregister(&sdma->dma_device);

	kfree(sdma->script_addrs);

	free_irq(irq, sdma);

	iounmap(sdma->regs);

	release_mem_region(iores->start, resource_size(iores));

	/* Kill the tasklet */

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

		struct sdma_channel *sdmac = &sdma->channel[i];



		tasklet_kill(&sdmac->tasklet);

	}

	kfree(sdma);



	platform_set_drvdata(pdev, NULL);