| Message ID | 1430993425-2777-12-git-send-email-adrian.hunter@intel.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c index adb6408..c93062b 100644 --- a/drivers/mmc/core/core.c +++ b/drivers/mmc/core/core.c @@ -133,6 +133,12 @@ void mmc_request_done(struct mmc_host *host, struct mmc_request *mrq) struct mmc_command *cmd = mrq->cmd; int err = cmd->error; + /* Flag re-tuning needed on CRC errors */ + if (err == -EILSEQ || (mrq->sbc && mrq->sbc->error == -EILSEQ) || + (mrq->data && mrq->data->error == -EILSEQ) || + (mrq->stop && mrq->stop->error == -EILSEQ)) + mmc_retune_needed(host); + if (err && cmd->retries && mmc_host_is_spi(host)) { if (cmd->resp[0] & R1_SPI_ILLEGAL_COMMAND) cmd->retries = 0;
CRC errors could possibly be alleviated by re-tuning so flag re-tuning needed in those cases. Note this has no effect if re-tuning has not been enabled. Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> --- drivers/mmc/core/core.c | 6 ++++++ 1 file changed, 6 insertions(+)