Merge tag 'dmaengine-4.2-rc1' of git://git.infradead.org/users/vkoul/slave-dma

[uclinux-h8/linux.git] / drivers / dma / pl330.c

diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index 3781f32..f513f77 100644 (file)
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -2127,6 +2127,7 @@ static int pl330_terminate_all(struct dma_chan *chan)
        struct pl330_dmac *pl330 = pch->dmac;
        LIST_HEAD(list);
 
+       pm_runtime_get_sync(pl330->ddma.dev);
        spin_lock_irqsave(&pch->lock, flags);
        spin_lock(&pl330->lock);
        _stop(pch->thread);
@@ -2151,6 +2152,8 @@ static int pl330_terminate_all(struct dma_chan *chan)
        list_splice_tail_init(&pch->work_list, &pl330->desc_pool);
        list_splice_tail_init(&pch->completed_list, &pl330->desc_pool);
        spin_unlock_irqrestore(&pch->lock, flags);
+       pm_runtime_mark_last_busy(pl330->ddma.dev);
+       pm_runtime_put_autosuspend(pl330->ddma.dev);
 
        return 0;
 }