During the tuning, drivers repeat data transfer, changing timing parameters in the controller hardware. So, the tuning commands (CMD19 for SD, CMD21 for eMMC) fail, and this is not a problem at all.
Showing "Error detected..." in normal operation just make users upset. This should not be shown.
Signed-off-by: Masahiro Yamada yamada.masahiro@socionext.com ---
drivers/mmc/sdhci.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c index 243e0e5..d31793a 100644 --- a/drivers/mmc/sdhci.c +++ b/drivers/mmc/sdhci.c @@ -86,8 +86,8 @@ static int sdhci_transfer_data(struct sdhci_host *host, struct mmc_data *data, do { stat = sdhci_readl(host, SDHCI_INT_STATUS); if (stat & SDHCI_INT_ERROR) { - printf("%s: Error detected in status(0x%X)!\n", - __func__, stat); + pr_debug("%s: Error detected in status(0x%X)!\n", + __func__, stat); return -EIO; } if (!transfer_done && (stat & rdy)) {