Commit b3d09da7 authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Vinod Koul
Browse files

dmaengine: omap-dma: Add memory barrier to dma_resume path



Add mb() call to resume path to ensure the necessary barrier.
Resume can happen after waking up from suspend for example.

Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent 9e82bf01
......@@ -1017,6 +1017,8 @@ static int omap_dma_resume(struct omap_chan *c)
return -EINVAL;
if (c->paused) {
mb();
omap_dma_start(c, c->desc);
c->paused = false;
}
......
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