Re: [PATCH] mmc: core: Add error message when switching fails in mmc_select_hs()

From: Ulf Hansson
Date: Thu Aug 25 2016 - 06:04:10 EST


On 24 August 2016 at 12:34, Jungseung Lee <js07.lee@xxxxxxxxxxx> wrote:
> The switch failure message in mmc_select_timing() had been removed
> since that is invalid: commit 0400ed0a083a ("mmc: core: remove the
> invalid message in mmc_select_timing")
>
> Now, in the case when mmc_select_hs() return error in mmc_select_timing(),
> there is nothing to print failure message.
> Let's make for mmc_select_hs() print message itself in the failure case.
>
> Signed-off-by: Jungseung Lee <js07.lee@xxxxxxxxxxx>

Thanks, applied for next!

Future wise, please bump the version number and include a history of
what has changed. This helps the reviewers.

Kind regards
Uffe

> ---
> drivers/mmc/core/mmc.c | 9 +++++----
> 1 file changed, 5 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
> index f2d185c..3486bc7 100644
> --- a/drivers/mmc/core/mmc.c
> +++ b/drivers/mmc/core/mmc.c
> @@ -1029,6 +1029,10 @@ static int mmc_select_hs(struct mmc_card *card)
> err = mmc_switch_status(card);
> }
>
> + if (err)
> + pr_warn("%s: switch to high-speed failed, err:%d\n",
> + mmc_hostname(card->host), err);
> +
> return err;
> }
>
> @@ -1265,11 +1269,8 @@ static int mmc_select_hs400es(struct mmc_card *card)
>
> /* Switch card to HS mode */
> err = mmc_select_hs(card);
> - if (err) {
> - pr_err("%s: switch to high-speed failed, err:%d\n",
> - mmc_hostname(host), err);
> + if (err)
> goto out_err;
> - }
>
> err = mmc_switch_status(card);
> if (err)
> --
> 1.7.9.5
>