From: Peter Chen <peter.chen@nxp.com>
To: Chuhong Yuan <hslester96@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] usb: chipidea: msm: Use device-managed registration API
Date: Wed, 28 Aug 2019 03:24:00 +0000 [thread overview]
Message-ID: <20190828032118.GA2966@b29397-desktop> (raw)
In-Reply-To: <20190723030206.2919-1-hslester96@gmail.com>
On 19-07-23 11:02:07, Chuhong Yuan wrote:
> Use devm_reset_controller_register to get rid
> of manual unregistration.
>
> Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
> ---
> drivers/usb/chipidea/ci_hdrc_msm.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/usb/chipidea/ci_hdrc_msm.c b/drivers/usb/chipidea/ci_hdrc_msm.c
> index bb4645a8ca46..067542e84aea 100644
> --- a/drivers/usb/chipidea/ci_hdrc_msm.c
> +++ b/drivers/usb/chipidea/ci_hdrc_msm.c
> @@ -216,7 +216,7 @@ static int ci_hdrc_msm_probe(struct platform_device *pdev)
> ci->rcdev.ops = &ci_hdrc_msm_reset_ops;
> ci->rcdev.of_node = pdev->dev.of_node;
> ci->rcdev.nr_resets = 2;
> - ret = reset_controller_register(&ci->rcdev);
> + ret = devm_reset_controller_register(&pdev->dev, &ci->rcdev);
> if (ret)
> return ret;
>
> @@ -272,7 +272,6 @@ static int ci_hdrc_msm_probe(struct platform_device *pdev)
> err_iface:
> clk_disable_unprepare(ci->core_clk);
> err_fs:
> - reset_controller_unregister(&ci->rcdev);
It is devm API, why the unregister needs to be called at
fail path?
Peter
> return ret;
> }
>
> @@ -284,7 +283,6 @@ static int ci_hdrc_msm_remove(struct platform_device *pdev)
> ci_hdrc_remove_device(ci->ci);
> clk_disable_unprepare(ci->iface_clk);
> clk_disable_unprepare(ci->core_clk);
> - reset_controller_unregister(&ci->rcdev);
>
> return 0;
> }
> --
> 2.20.1
>
next prev parent reply other threads:[~2019-08-28 3:24 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-23 3:02 [PATCH] usb: chipidea: msm: Use device-managed registration API Chuhong Yuan
2019-08-28 3:24 ` Peter Chen [this message]
2019-08-28 11:42 ` Chuhong Yuan
2019-08-29 3:39 ` Peter Chen
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=20190828032118.GA2966@b29397-desktop \
--to=peter.chen@nxp.com \
--cc=gregkh@linuxfoundation.org \
--cc=hslester96@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
/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;
as well as URLs for NNTP newsgroup(s).