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Commit 80245216 authored by Ulf Hansson's avatar Ulf Hansson Committed by Vinod Koul
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dma: ste_dma40: Maintain spinlock order while handling pause 



The runtime PM resume callback needs to be executed while holding the
spinlock, make sure to maintain this for the pause operation as well.

Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
Acked-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent c31b6ae1

drivers/dma/ste_dma40.c

+1 −1
Original line number Diff line number Diff line
@@ -1495,8 +1495,8 @@ static int d40_pause(struct d40_chan *d40c) 
	if (!d40c->busy)

		return 0;



	pm_runtime_get_sync(d40c->base->dev);

	spin_lock_irqsave(&d40c->lock, flags);

	pm_runtime_get_sync(d40c->base->dev);



	res = d40_channel_execute_command(d40c, D40_DMA_SUSPEND_REQ);