Re: [PATCH] mmc: sh_mmcif: Correct TX DMA channel allocation

From: Laurent Pinchart
Date: Wed Feb 10 2016 - 09:36:13 EST


Hi Chris,

Thank you for the patch.

On Wednesday 10 February 2016 14:07:01 Chris Paterson wrote:
> Commit 27cbd7e815a8 ("mmc: sh_mmcif: rework dma channel handling")
> introduced a typo causing the TX DMA channel allocation to be overwritten
> by the requested RX DMA channel.
>
> Signed-off-by: Chris Paterson <chris.paterson2@xxxxxxxxxxx>

Acked-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>

> ---
> drivers/mmc/host/sh_mmcif.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c
> index e0c076a..8d870ce 100644
> --- a/drivers/mmc/host/sh_mmcif.c
> +++ b/drivers/mmc/host/sh_mmcif.c
> @@ -445,7 +445,7 @@ static void sh_mmcif_request_dma(struct sh_mmcif_host
> *host) pdata->slave_id_rx);
> } else {
> host->chan_tx = dma_request_slave_channel(dev, "tx");
> - host->chan_tx = dma_request_slave_channel(dev, "rx");
> + host->chan_rx = dma_request_slave_channel(dev, "rx");
> }
> dev_dbg(dev, "%s: got channel TX %p RX %p\n", __func__, host->chan_tx,
> host->chan_rx);

--
Regards,

Laurent Pinchart