From: Sascha Hauer <s.hauer@pengutronix.de>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH] usb: i.MX: improve regulator handling
Date: Wed, 21 Oct 2020 12:05:48 +0200 [thread overview]
Message-ID: <20201021100548.GA26805@pengutronix.de> (raw)
In-Reply-To: <20201020111537.29328-1-u.kleine-koenig@pengutronix.de>
On Tue, Oct 20, 2020 at 01:15:37PM +0200, Uwe Kleine-König wrote:
> Instead of just ignoring errors related to regulator getting error out.
> In case there is no regulator in the device tree, regulator_get() returns
> the dummy regulator and not an error code, so the change is right for
> this situation, too.
>
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
> ---
> drivers/usb/imx/chipidea-imx.c | 7 +++++--
> 1 file changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/usb/imx/chipidea-imx.c b/drivers/usb/imx/chipidea-imx.c
> index 786beede6d89..dd0e3c1a2a58 100644
> --- a/drivers/usb/imx/chipidea-imx.c
> +++ b/drivers/usb/imx/chipidea-imx.c
> @@ -267,8 +267,11 @@ static int imx_chipidea_probe(struct device_d *dev)
> }
>
> ci->vbus = regulator_get(dev, "vbus");
> - if (IS_ERR(ci->vbus))
> - ci->vbus = NULL;
> + if (IS_ERR(ci->vbus)) {
> + ret = ERR_PTR(ci->vbus);
> + dev_err(dev, "Cannot get vbus regulator: %s\n", strerror(-ret));
> + return ret;
> + }
Ok, as Marco noted we had regressions in similar cases where we didn't
have a driver for the regulator, but knew that it was default enabled.
Therefore I am dropping this patch.
Sascha
--
Pengutronix e.K. | |
Steuerwalder Str. 21 | http://www.pengutronix.de/ |
31137 Hildesheim, Germany | Phone: +49-5121-206917-0 |
Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
_______________________________________________
barebox mailing list
barebox@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/barebox
next prev parent reply other threads:[~2020-10-21 10:05 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-20 11:15 Uwe Kleine-König
2020-10-20 13:33 ` Marco Felsch
2020-10-20 14:09 ` Sascha Hauer
2020-10-20 14:28 ` Marco Felsch
2020-10-20 14:58 ` Marco Felsch
2020-10-21 5:49 ` Uwe Kleine-König
2020-10-21 6:07 ` Sascha Hauer
2020-10-21 14:29 ` Marco Felsch
2020-10-21 15:28 ` Marco Felsch
2020-10-21 19:05 ` Uwe Kleine-König
2020-10-21 10:05 ` Sascha Hauer [this message]
2020-10-21 12:03 ` Uwe Kleine-König
2020-10-21 12:31 ` Sascha Hauer
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20201021100548.GA26805@pengutronix.de \
--to=s.hauer@pengutronix.de \
--cc=barebox@lists.infradead.org \
--cc=u.kleine-koenig@pengutronix.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox