From mboxrd@z Thu Jan 1 00:00:00 1970 From: ulf.hansson@linaro.org (Ulf Hansson) Date: Wed, 23 Apr 2014 21:52:01 +0200 Subject: [PATCH 1/4] dma: ste_dma40: Maintain spinlock order while handling pause Message-ID: <1398282724-2607-1-git-send-email-ulf.hansson@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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: Ulf Hansson --- drivers/dma/ste_dma40.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c index bf18c78..6e97cf6 100644 --- a/drivers/dma/ste_dma40.c +++ b/drivers/dma/ste_dma40.c @@ -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); -- 1.7.9.5