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    Subject[PATCH V2 1/2] mmc: mmci: send stop command if sbc error issue
    Date
    From: Ludovic Barre <ludovic.barre@st.com>

    Refer to "4.15 set block count command" of sd specification:
    Host needs to issue CMD12 if any error is detected in
    the CMD18 and CMD25 operations.

    In sbc case, the data->stop is fill by framework.

    Signed-off-by: Ludovic Barre <ludovic.barre@st.com>
    ---
    drivers/mmc/host/mmci.c | 5 ++---
    1 file changed, 2 insertions(+), 3 deletions(-)

    diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
    index 82bab35..13fa640 100644
    --- a/drivers/mmc/host/mmci.c
    +++ b/drivers/mmc/host/mmci.c
    @@ -1190,11 +1190,10 @@ mmci_data_irq(struct mmci_host *host, struct mmc_data *data,
    /* The error clause is handled above, success! */
    data->bytes_xfered = data->blksz * data->blocks;

    - if (!data->stop || host->mrq->sbc) {
    + if (!data->stop || (host->mrq->sbc && !data->error))
    mmci_request_end(host, data->mrq);
    - } else {
    + else
    mmci_start_command(host, data->stop, 0);
    - }
    }
    }

    --
    2.7.4
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