Print the error code when the tuning command fails. This allows the
reason for the failure to be reported, which aids debugging.
Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
---
drivers/mmc/core/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index c4b95a5d7299..cfb5281b6cd7 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -1079,7 +1079,7 @@ int mmc_execute_tuning(struct mmc_card *card)
err = host->ops->execute_tuning(host, opcode);
if (err)
- pr_err("%s: tuning execution failed\n", mmc_hostname(host));
+ pr_err("%s: tuning execution failed: %d\n", mmc_hostname(host), err);
else
mmc_retune_enable(host);
--
2.1.0
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