Messages in this thread |  | | Date | Tue, 21 Aug 2018 21:20:24 +0530 | From | Vinod <> | Subject | Re: [PATCH 2/3] dmaengine: xilinx_dma: Refactor axidma channel validation |
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On 27-07-18, 16:20, Radhey Shyam Pandey wrote: > In axidma start_transfer, prefer checking channel states before > other params i.e pending_list.
and what that preference be?
> > Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@xilinx.com> > --- > drivers/dma/xilinx/xilinx_dma.c | 4 ++-- > 1 files changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c > index 06d1632..a37871e 100644 > --- a/drivers/dma/xilinx/xilinx_dma.c > +++ b/drivers/dma/xilinx/xilinx_dma.c > @@ -1271,10 +1271,10 @@ static void xilinx_dma_start_transfer(struct xilinx_dma_chan *chan) > if (chan->err) > return; > > - if (list_empty(&chan->pending_list)) > + if (!chan->idle) > return; > > - if (!chan->idle) > + if (list_empty(&chan->pending_list)) > return; > > head_desc = list_first_entry(&chan->pending_list, > -- > 1.7.1 > > -- > To unsubscribe from this list: send the line "unsubscribe dmaengine" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html
-- ~Vinod
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