On 04/01/2014 08:06 AM, Peter Ujfalusi wrote:
> We only support DEV_TO_MEM or MEM_TO_DEV directions with edma driver and the
> check for the direction has been already done in the function calling
> edma_config_pset().
> The error reporting is redundant and also the "else if ()" can be removed.
>
NAK. Please don't do this. I have been working on MEM_TO_MEM support as
well so leave it as it is for future.
Thanks,
-Joel
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx>
> ---
> drivers/dma/edma.c | 6 ++----
> 1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
> index 855766672aa9..d954099650ae 100644
> --- a/drivers/dma/edma.c
> +++ b/drivers/dma/edma.c
> @@ -372,14 +372,12 @@ static int edma_config_pset(struct dma_chan *chan, struct edmacc_param *pset,
> src_cidx = cidx;
> dst_bidx = 0;
> dst_cidx = 0;
> - } else if (direction == DMA_DEV_TO_MEM) {
> + } else {
> + /* DMA_DEV_TO_MEM */
> src_bidx = 0;
> src_cidx = 0;
> dst_bidx = acnt;
> dst_cidx = cidx;
> - } else {
> - dev_err(dev, "%s: direction not implemented yet\n", __func__);
> - return -EINVAL;
> }
>
> pset->opt = EDMA_TCC(EDMA_CHAN_SLOT(echan->ch_num));
>
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