mmc: tmio: Fix SCC error detection

SDR104, HS200 and HS400 need to check for SCC error. If SCC error is
detected, retuning is necessary.

Signed-off-by: Masaharu Hayakawa <masaharu.hayakawa.ry@renesas.com>
[Niklas: update commit message]
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Tested-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/host/tmio_mmc_core.c b/drivers/mmc/host/tmio_mmc_core.c
index d48cd04..f05c3a6 100644 (file)
--- a/drivers/mmc/host/tmio_mmc_core.c
+++ b/drivers/mmc/host/tmio_mmc_core.c
@@ -839,8 +839,8 @@ static void tmio_mmc_finish_request(struct tmio_mmc_host *host)
        if (mrq->cmd->error || (mrq->data && mrq->data->error))
                tmio_mmc_abort_dma(host);
 
-       if (host->check_scc_error)
-               host->check_scc_error(host);
+       if (host->check_scc_error && host->check_scc_error(host))
+               mrq->cmd->error = -EILSEQ;
 
        /* If SET_BLOCK_COUNT, continue with main command */
        if (host->mrq && !mrq->cmd->error) {