From: Yuehaibing <yuehaibing@huawei.com>
To: Lubomir Rintel <lkundrak@v3.sk>
Cc: <corbet@lwn.net>, <mchehab@kernel.org>,
<hverkuil-cisco@xs4all.nl>, <linux-media@vger.kernel.org>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH -next] media: marvell-ccic: Fix -Wunused-function warnings
Date: Thu, 10 Sep 2020 17:18:15 +0800 [thread overview]
Message-ID: <b7206784-15ea-9790-0c70-eea99bbab34a@huawei.com> (raw)
In-Reply-To: <20200910082221.GA1115782@demiurge.local>
On 2020/9/10 16:22, Lubomir Rintel wrote:
> On Thu, Sep 10, 2020 at 04:09:33PM +0800, YueHaibing wrote:
>> If CONFIG_PM is n, gcc warns:
>>
>> drivers/media/platform/marvell-ccic/mmp-driver.c:347:12: warning: ‘mmpcam_resume’ defined but not used [-Wunused-function]
>> static int mmpcam_resume(struct device *dev)
>> ^~~~~~~~~~~~~
>> drivers/media/platform/marvell-ccic/mmp-driver.c:338:12: warning: ‘mmpcam_suspend’ defined but not used [-Wunused-function]
>> static int mmpcam_suspend(struct device *dev)
>> ^~~~~~~~~~~~~~
>> drivers/media/platform/marvell-ccic/mmp-driver.c:324:12: warning: ‘mmpcam_runtime_suspend’ defined but not used [-Wunused-function]
>> static int mmpcam_runtime_suspend(struct device *dev)
>> ^~~~~~~~~~~~~~~~~~~~~~
>> drivers/media/platform/marvell-ccic/mmp-driver.c:310:12: warning: ‘mmpcam_runtime_resume’ defined but not used [-Wunused-function]
>> static int mmpcam_runtime_resume(struct device *dev)
>> ^~~~~~~~~~~~~~~~~~~~~
>>
>> Mark them as __maybe_unused to fix this.
>>
>> Reported-by: Hulk Robot <hulkci@huawei.com>
>> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
>
> Your colleague seems to sent out an equivalent patch:
> https://lore.kernel.org/lkml/20200910080933.40684-1-yuehaibing@huawei.com/
This is my patch, paste an wrong link?
>
> Cheers
> Lubo
>
>> ---
>> drivers/media/platform/marvell-ccic/mmp-driver.c | 8 ++++----
>> 1 file changed, 4 insertions(+), 4 deletions(-)
>>
>> diff --git a/drivers/media/platform/marvell-ccic/mmp-driver.c b/drivers/media/platform/marvell-ccic/mmp-driver.c
>> index c4b28a00a3a2..032fdddbbecc 100644
>> --- a/drivers/media/platform/marvell-ccic/mmp-driver.c
>> +++ b/drivers/media/platform/marvell-ccic/mmp-driver.c
>> @@ -307,7 +307,7 @@ static int mmpcam_platform_remove(struct platform_device *pdev)
>> * Suspend/resume support.
>> */
>>
>> -static int mmpcam_runtime_resume(struct device *dev)
>> +static int __maybe_unused mmpcam_runtime_resume(struct device *dev)
>> {
>> struct mmp_camera *cam = dev_get_drvdata(dev);
>> struct mcam_camera *mcam = &cam->mcam;
>> @@ -321,7 +321,7 @@ static int mmpcam_runtime_resume(struct device *dev)
>> return 0;
>> }
>>
>> -static int mmpcam_runtime_suspend(struct device *dev)
>> +static int __maybe_unused mmpcam_runtime_suspend(struct device *dev)
>> {
>> struct mmp_camera *cam = dev_get_drvdata(dev);
>> struct mcam_camera *mcam = &cam->mcam;
>> @@ -335,7 +335,7 @@ static int mmpcam_runtime_suspend(struct device *dev)
>> return 0;
>> }
>>
>> -static int mmpcam_suspend(struct device *dev)
>> +static int __maybe_unused mmpcam_suspend(struct device *dev)
>> {
>> struct mmp_camera *cam = dev_get_drvdata(dev);
>>
>> @@ -344,7 +344,7 @@ static int mmpcam_suspend(struct device *dev)
>> return 0;
>> }
>>
>> -static int mmpcam_resume(struct device *dev)
>> +static int __maybe_unused mmpcam_resume(struct device *dev)
>> {
>> struct mmp_camera *cam = dev_get_drvdata(dev);
>>
>> --
>> 2.17.1
>>
>>
>
> .
>
next prev parent reply other threads:[~2020-09-10 9:19 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-10 8:09 YueHaibing
2020-09-10 8:22 ` Lubomir Rintel
2020-09-10 9:18 ` Yuehaibing [this message]
2020-09-10 14:57 ` Lubomir Rintel
2020-09-11 4:53 ` Yuehaibing
2020-09-11 11:27 ` [PATCH v2 " YueHaibing
2020-10-14 13:50 ` Geert Uytterhoeven
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=b7206784-15ea-9790-0c70-eea99bbab34a@huawei.com \
--to=yuehaibing@huawei.com \
--cc=corbet@lwn.net \
--cc=hverkuil-cisco@xs4all.nl \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-media@vger.kernel.org \
--cc=lkundrak@v3.sk \
--cc=mchehab@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
all inboxes | Powered by JetHome®