[PATCH] drm/omap: tiler: add hibernation callback

[Tomi Valkeinen]

On 18/03/15 16:56, Grygorii.Strashko at linaro.org wrote:
> Hi All,
> 
> On 02/25/2015 08:08 PM, grygorii.strashko at linaro.org wrote:
>> From: Grygorii Strashko <grygorii.strashko at linaro.org>
>>
>> Setting a dev_pm_ops resume callback but not a set of
>> hibernation handler means that pm function will not be
>> called upon hibernation.
>> Fix this by using SIMPLE_DEV_PM_OPS, which appropriately
>> assigns the suspend and hibernation handlers and move
>> omap_dmm_resume under CONFIG_PM_SLEEP to avoid build warnings.
>>
>> Signed-off-by: Grygorii Strashko <grygorii.strashko at linaro.org>
>> ---
>>   drivers/gpu/drm/omapdrm/omap_dmm_tiler.c | 10 +++-------
>>   1 file changed, 3 insertions(+), 7 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
>> b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
>> index 56c6055..afb8cfc 100644
>> --- a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
>> +++ b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
>> @@ -941,7 +941,7 @@ error:
>>   }
>>   #endif
>>
>> -#ifdef CONFIG_PM
>> +#ifdef CONFIG_PM_SLEEP
>>   static int omap_dmm_resume(struct device *dev)
>>   {
>>       struct tcm_area area;
>> @@ -965,12 +965,10 @@ static int omap_dmm_resume(struct device *dev)
>>
>>       return 0;
>>   }
>> -
>> -static const struct dev_pm_ops omap_dmm_pm_ops = {
>> -    .resume = omap_dmm_resume,
>> -};
>>   #endif
>>
>> +SIMPLE_DEV_PM_OPS(omap_dmm_pm_ops, NULL, omap_dmm_resume);
>> +
>>   #if defined(CONFIG_OF)
>>   static const struct of_device_id dmm_of_match[] = {
>>       { .compatible = "ti,omap4-dmm", },
>> @@ -986,9 +984,7 @@ struct platform_driver omap_dmm_driver = {
>>           .owner = THIS_MODULE,
>>           .name = DMM_DRIVER_NAME,
>>           .of_match_table = of_match_ptr(dmm_of_match),
>> -#ifdef CONFIG_PM
>>           .pm = &omap_dmm_pm_ops,
>> -#endif
>>       },
>>   };
>>
>>
> 
> Any comments on this?

Sorry, I missed this. I'll add it to my omapdrm branch.

 Tomi


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