Hi Liviu,
On 3/5/20 6:42 PM, Liviu Dudau wrote:
> On Wed, Mar 04, 2020 at 02:54:12PM +0000, Vincenzo Frascino wrote:
>> komeda_rt_pm_suspend() and komeda_rt_pm_resume() are compiled only when
>> CONFIG_PM is enabled. Having it disabled triggers the following warning
>> at compile time:
>>
>> linux/drivers/gpu/drm/arm/display/komeda/komeda_drv.c:156:12:
>> warning: ‘komeda_rt_pm_resume’ defined but not used [-Wunused-function]
>> static int komeda_rt_pm_resume(struct device *dev)
>> ^~~~~~~~~~~~~~~~~~~
>> linux/drivers/gpu/drm/arm/display/komeda/komeda_drv.c:149:12:
>> warning: ‘komeda_rt_pm_suspend’ defined but not used [-Wunused-function]
>> static int komeda_rt_pm_suspend(struct device *dev)
>>
>> Make komeda_rt_pm_suspend() and komeda_rt_pm_resume() dependent on
>> CONFIG_PM to address the issue.
>>
>> Cc: "James (Qian) Wang" <james.qian.w...@arm.com>
>> Cc: Liviu Dudau <liviu.du...@arm.com>
>> Cc: Mihail Atanassov <mihail.atanas...@arm.com>
>> Cc: Brian Starkey <brian.star...@arm.com>
>> Cc: David Airlie <airl...@linux.ie>
>> Cc: Daniel Vetter <dan...@ffwll.ch>
>> Signed-off-by: Vincenzo Frascino <vincenzo.frasc...@arm.com>
>
> Acked-by: Liviu Dudau <liviu.du...@arm.com>
>
> Thanks for the patch, I will push it into drm-misc-fixes tomorrow.
>
Thank you!
> Best regards,
> Liviu
>
>> ---
>> drivers/gpu/drm/arm/display/komeda/komeda_drv.c | 2 ++
>> 1 file changed, 2 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_drv.c
>> b/drivers/gpu/drm/arm/display/komeda/komeda_drv.c
>> index ea5cd1e17304..dd3ae3d88687 100644
>> --- a/drivers/gpu/drm/arm/display/komeda/komeda_drv.c
>> +++ b/drivers/gpu/drm/arm/display/komeda/komeda_drv.c
>> @@ -146,6 +146,7 @@ static const struct of_device_id komeda_of_match[] = {
>>
>> MODULE_DEVICE_TABLE(of, komeda_of_match);
>>
>> +#ifdef CONFIG_PM
>> static int komeda_rt_pm_suspend(struct device *dev)
>> {
>> struct komeda_drv *mdrv = dev_get_drvdata(dev);
>> @@ -159,6 +160,7 @@ static int komeda_rt_pm_resume(struct device *dev)
>>
>> return komeda_dev_resume(mdrv->mdev);
>> }
>> +#endif /* CONFIG_PM */
>>
>> static int __maybe_unused komeda_pm_suspend(struct device *dev)
>> {
>> --
>> 2.25.1
>>
>
--
Regards,
Vincenzo
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