Commit 517a710a authored by Radhey Shyam Pandey's avatar Radhey Shyam Pandey Committed by Vinod Koul
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dmaengine: zynqmp_dma: use pm_runtime_resume_and_get() instead of pm_runtime_get_sync() 



pm_runtime_resume_and_get() automatically handle dev->power.usage_count
decrement on errors, so prefer using it and also implement it's error
handling.

Signed-off-by: default avatarRadhey Shyam Pandey <radhey.shyam.pandey@xilinx.com>
Link: https://lore.kernel.org/r/1652166762-18317-4-git-send-email-radhey.shyam.pandey@xilinx.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 9126518e

drivers/dma/xilinx/zynqmp_dma.c

+5 −1
Original line number Diff line number Diff line
@@ -1078,7 +1078,11 @@ static int zynqmp_dma_probe(struct platform_device *pdev) 
	pm_runtime_set_autosuspend_delay(zdev->dev, ZDMA_PM_TIMEOUT);

	pm_runtime_use_autosuspend(zdev->dev);

	pm_runtime_enable(zdev->dev);

	pm_runtime_get_sync(zdev->dev);

	ret = pm_runtime_resume_and_get(zdev->dev);

	if (ret < 0) {

		dev_err(&pdev->dev, "device wakeup failed.\n");

		pm_runtime_disable(zdev->dev);

	}

	if (!pm_runtime_enabled(zdev->dev)) {

		ret = zynqmp_dma_runtime_resume(zdev->dev);

		if (ret)