On Tue, Sep 29, 2015 at 10:44:46PM +0200, hamzahfrq.sub@xxxxxxxxx wrote: > From: Muhammad Hamza Farooq <mfarooq@xxxxxxxxxxx> > > Signed-off-by: Muhammad Hamza Farooq <mfarooq@xxxxxxxxxxx> > --- > drivers/dma/sh/rcar-dmac.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/dma/sh/rcar-dmac.c b/drivers/dma/sh/rcar-dmac.c > index 6c806d0..0b5a367 100644 > --- a/drivers/dma/sh/rcar-dmac.c > +++ b/drivers/dma/sh/rcar-dmac.c > @@ -1258,6 +1258,10 @@ static enum dma_status rcar_dmac_tx_status(struct dma_chan *chan, > residue = rcar_dmac_chan_get_residue(rchan, cookie); > spin_unlock_irqrestore(&rchan->lock, flags); > > + /* if there's no residue, the cookie is complete */ > + if (!residue) > + return DMA_COMPLETE; > + why would we get this, you should not be here if the status is complete and exited before you checked the status -- ~Vinod -- To unsubscribe from this list: send the line "unsubscribe dmaengine" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html