Messages in this thread | | | Date | Wed, 29 May 2013 10:19:36 +0800 | From | Shawn Guo <> | Subject | Re: [PATCH 10/12] ipu_idmac: re-use dma_cookie_status() |
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On Mon, May 27, 2013 at 03:14:40PM +0300, Andy Shevchenko wrote: > It's better to use generic dma_cookie_status() that allows user to get standard > possible return codes independently of the DMAC driver in charge. > > Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> > Cc: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Shawn Guo <shawn.guo@linaro.org>
> --- > drivers/dma/ipu/ipu_idmac.c | 5 +---- > 1 file changed, 1 insertion(+), 4 deletions(-) > > diff --git a/drivers/dma/ipu/ipu_idmac.c b/drivers/dma/ipu/ipu_idmac.c > index d39c2cd..608d4a2 100644 > --- a/drivers/dma/ipu/ipu_idmac.c > +++ b/drivers/dma/ipu/ipu_idmac.c > @@ -1593,10 +1593,7 @@ static void idmac_free_chan_resources(struct dma_chan *chan) > static enum dma_status idmac_tx_status(struct dma_chan *chan, > dma_cookie_t cookie, struct dma_tx_state *txstate) > { > - dma_set_tx_state(txstate, chan->completed_cookie, chan->cookie, 0); > - if (cookie != chan->cookie) > - return DMA_ERROR; > - return DMA_SUCCESS; > + return dma_cookie_status(chan, cookie, txstate); > } > > static int __init ipu_idmac_init(struct ipu *ipu) > -- > 1.8.2.rc0.22.gb3600c3 >
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