Re: [PATCH] mmc: dw_mmc: Fix switch from DMA to PIO

[Will Newton <will.newton@xxxxxxxxx>]

On Tue, Apr 10, 2012 at 1:53 AM, Seungwon Jeon <tgih.jun@xxxxxxxxxxx> wrote:
> When dw_mci_pre_dma_transfer returns failure in some reasons,
> dw_mci_submit_data will prepare to switch the PIO mode from DMA.
> After switching to PIO mode, DMA(IDMAC in particular) is still
> enabled. This makes the corruption in handling interrupt and
> the driver lock-up.
>
> Signed-off-by: Seungwon Jeon <tgih.jun@xxxxxxxxxxx>

This looks ok to me.

Acked-by: Will Newton <will.newton@xxxxxxxxxx>
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