linux-kernel - Re: [PATCH v4 03/15] drm: rockchip/dw_hdmi

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Date:	Thu, 12 Mar 2015 22:32:05 +0800
From:	yakir <ykk@...k-chips.com>
To:	Philipp Zabel <p.zabel@...gutronix.de>
CC:	djkurtz@...omium.org, dianders@...omium.org,
	linux-rockchip@...ts.infradead.org,
	David Airlie <airlied@...ux.ie>,
	Russell King <rmk+kernel@....linux.org.uk>,
	Andy Yan <andy.yan@...k-chips.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Fabio Estevam <fabio.estevam@...escale.com>,
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	mmind00@...glemail.com, marcheu@...omium.org,
	mark.yao@...k-chips.com
Subject: Re: [PATCH v4 03/15] drm: rockchip/dw_hdmi_rockchip: add resume/suspend
 support

Hi Philipp,

On 2015年03月12日 18:24, Philipp Zabel wrote:
> Am Samstag, den 28.02.2015, 21:32 -0500 schrieb Yakir Yang:
>> Signed-off-by: Yakir Yang <ykk@...k-chips.com>
>> ---
>> Changes in v4: None
>> Changes in v3:
>> - Setting the .pm member instead of suspend/resume
>>
>> Changes in v2:
>> - Add suspend/resume support for dw_hdmi_rockchip driver
>>
>>   drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c | 16 ++++++++++++++++
>>   1 file changed, 16 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
>> index d236faa..fc1d02e 100644
>> --- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
>> +++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
>> @@ -323,11 +323,27 @@ static int dw_hdmi_rockchip_remove(struct platform_device *pdev)
>>   	return 0;
>>   }
>>   
>> +static int dw_hdmi_rockchip_suspend(struct device *dev)
>> +{
>> +	return dw_hdmi_suspend(dev);
>> +}
>> +
>> +static int dw_hdmi_rockchip_resume(struct device *dev)
>> +{
>> +	return dw_hdmi_resume(dev);
>> +}
> You could just skip dw_hdmi_rockchip_suspend/resume and
> set .suspend/.resume in dw_hdmi_rockchip_pm directly to
> dw_hdmi_suspend/resume.
>
Okay, sounds good, I will adjust it in next version.

Thanks  :)
>> +static const struct dev_pm_ops dw_hdmi_rockchip_pm = {
>> +	.resume = dw_hdmi_rockchip_resume,
>> +	.suspend = dw_hdmi_rockchip_suspend,
>> +};
>> +
>>   static struct platform_driver dw_hdmi_rockchip_pltfm_driver = {
>>   	.probe  = dw_hdmi_rockchip_probe,
>>   	.remove = dw_hdmi_rockchip_remove,
>>   	.driver = {
>>   		.name = "dwhdmi-rockchip",
>> +		.pm = &dw_hdmi_rockchip_pm,
>>   		.of_match_table = dw_hdmi_rockchip_dt_ids,
>>   	},
>>   };
> regards
> Philipp
>
regards :)
Yakir
>
>


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