Re: [PATCH v3 4/5] drivers: power: suspend: call devfreq suspend/resume

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Hi Rafael,

Gentle ping...
Please take this patch, it got ACK.
The other patches have been taken through MyungJoo's
tree, but this one is actually enabling the feature.

Regards,
Lukasz


On 12/21/18 1:33 AM, MyungJoo Ham wrote:
>> On 2018-12-05 12:05, Lukasz Luba wrote:
>>> Devfreq framework supports suspend of its devices.
>>> Call the the devfreq interface and allow devfreq devices preserve/restore
>>> their states during suspend/resume.
>>>
>>> Suggested-by: Tobias Jakobi <tjakobi@xxxxxxxxxxxxxxxxxxxxx>
>>> Reviewed-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
>>> Signed-off-by: Lukasz Luba <l.luba@xxxxxxxxxxxxxxxxxxx>
> 
> This looks all good to me.
> 
> Acked-by: MyungJoo Ham <myungjoo.ham@xxxxxxxxxxx>
> 
>>> ---
>>>   drivers/base/power/main.c | 3 +++
>>>   1 file changed, 3 insertions(+)
>>>
>>> diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
>>> index a690fd4..0992e67 100644
>>> --- a/drivers/base/power/main.c
>>> +++ b/drivers/base/power/main.c
>>> @@ -32,6 +32,7 @@
>>>   #include <trace/events/power.h>
>>>   #include <linux/cpufreq.h>
>>>   #include <linux/cpuidle.h>
>>> +#include <linux/devfreq.h>
>>>   #include <linux/timer.h>
>>>   
>>>   #include "../base.h"
>>> @@ -1078,6 +1079,7 @@ void dpm_resume(pm_message_t state)
>>>   	dpm_show_time(starttime, state, 0, NULL);
>>>   
>>>   	cpufreq_resume();
>>> +	devfreq_resume();
>>>   	trace_suspend_resume(TPS("dpm_resume"), state.event, false);
>>>   }
>>>   
>>> @@ -1852,6 +1854,7 @@ int dpm_suspend(pm_message_t state)
>>>   	trace_suspend_resume(TPS("dpm_suspend"), state.event, true);
>>>   	might_sleep();
>>>   
>>> +	devfreq_suspend();
>>>   	cpufreq_suspend();
>>>   
>>>   	mutex_lock(&dpm_list_mtx);
> 
> 



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