Re: [PATCH] mmc: dw_mmc: protect a sequence of request and request-done.

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On Mon, Jun 20, 2011 at 9:24 AM, Seungwon Jeon <tgih.jun@xxxxxxxxxxx> wrote:
> Response timeout(RTO), Response crc error(RCRC) and Response error(RE)
> signals come with command done(CD) and can be raised preceding command
> done(CD). That is these error interrupts and CD can be handled in
> separate dw_mci_interrupt(). If mmc_request_done() is called because of
> response timeout before command done is occured, next request can be
> sent, but CD of current request is not finished. This can bring about
> a broken sequence of request and request-done.
>
> And Data error interrupt(DRTO, DCRC, SBE, EBE) and data transfer
> over(DTO) are same reanson.
>
> Signed-off-by: Seungwon Jeon <tgih.jun@xxxxxxxxxxx>

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