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* [PATCH] drm/omap: tiler: add hibernation callback
@ 2015-02-25 18:08 grygorii.strashko
  2015-03-18 14:56 ` Grygorii.Strashko@linaro.org
  2015-03-18 16:04 ` Rob Clark
  0 siblings, 2 replies; 5+ messages in thread
From: grygorii.strashko @ 2015-02-25 18:08 UTC (permalink / raw)
  To: Tomi Valkeinen, David Airlie
  Cc: nm, sumit.semwal, linux-omap, dri-devel, Grygorii Strashko

From: Grygorii Strashko <grygorii.strashko@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@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
 	},
 };
 
-- 
1.9.1


^ permalink raw reply related	[flat|nested] 5+ messages in thread

* Re: [PATCH] drm/omap: tiler: add hibernation callback
  2015-02-25 18:08 [PATCH] drm/omap: tiler: add hibernation callback grygorii.strashko
@ 2015-03-18 14:56 ` Grygorii.Strashko@linaro.org
  2015-03-20 11:43   ` Tomi Valkeinen
  2015-03-18 16:04 ` Rob Clark
  1 sibling, 1 reply; 5+ messages in thread
From: Grygorii.Strashko@linaro.org @ 2015-03-18 14:56 UTC (permalink / raw)
  To: Tomi Valkeinen, David Airlie
  Cc: Grygorii.Strashko@linaro.org, nm, sumit.semwal, linux-omap,
	dri-devel, Tony Lindgren, Kevin Hilman

Hi All,

On 02/25/2015 08:08 PM, grygorii.strashko@linaro.org wrote:
> From: Grygorii Strashko <grygorii.strashko@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@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?

-- 
regards,
-grygorii

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] drm/omap: tiler: add hibernation callback
  2015-02-25 18:08 [PATCH] drm/omap: tiler: add hibernation callback grygorii.strashko
  2015-03-18 14:56 ` Grygorii.Strashko@linaro.org
@ 2015-03-18 16:04 ` Rob Clark
  1 sibling, 0 replies; 5+ messages in thread
From: Rob Clark @ 2015-03-18 16:04 UTC (permalink / raw)
  To: Grygorii Strashko
  Cc: Tomi Valkeinen, David Airlie, Menon, Nishanth, Sumit Semwal,
	linux-omap, dri-devel

On Wed, Feb 25, 2015 at 1:08 PM,  <grygorii.strashko@linaro.org> wrote:
> From: Grygorii Strashko <grygorii.strashko@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@linaro.org>

Reviewed-by: Rob Clark <robdclark@gmail.com>

> ---
>  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
>         },
>  };
>
> --
> 1.9.1
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-omap" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] drm/omap: tiler: add hibernation callback
  2015-03-18 14:56 ` Grygorii.Strashko@linaro.org
@ 2015-03-20 11:43   ` Tomi Valkeinen
  2015-03-20 14:57     ` Grygorii.Strashko@linaro.org
  0 siblings, 1 reply; 5+ messages in thread
From: Tomi Valkeinen @ 2015-03-20 11:43 UTC (permalink / raw)
  To: Grygorii.Strashko@linaro.org
  Cc: David Airlie, nm, sumit.semwal, linux-omap, dri-devel,
	Tony Lindgren, Kevin Hilman

[-- Attachment #1: Type: text/plain, Size: 2005 bytes --]

On 18/03/15 16:56, Grygorii.Strashko@linaro.org wrote:
> Hi All,
> 
> On 02/25/2015 08:08 PM, grygorii.strashko@linaro.org wrote:
>> From: Grygorii Strashko <grygorii.strashko@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@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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^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] drm/omap: tiler: add hibernation callback
  2015-03-20 11:43   ` Tomi Valkeinen
@ 2015-03-20 14:57     ` Grygorii.Strashko@linaro.org
  0 siblings, 0 replies; 5+ messages in thread
From: Grygorii.Strashko@linaro.org @ 2015-03-20 14:57 UTC (permalink / raw)
  To: Tomi Valkeinen
  Cc: David Airlie, nm, sumit.semwal, linux-omap, dri-devel,
	Tony Lindgren, Kevin Hilman

On 03/20/2015 01:43 PM, Tomi Valkeinen wrote:
> On 18/03/15 16:56, Grygorii.Strashko@linaro.org wrote:
>> Hi All,
>>
>> On 02/25/2015 08:08 PM, grygorii.strashko@linaro.org wrote:
>>> From: Grygorii Strashko <grygorii.strashko@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@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.
>
Thanks.

-- 
regards,
-grygorii

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2015-03-20 14:57 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2015-02-25 18:08 [PATCH] drm/omap: tiler: add hibernation callback grygorii.strashko
2015-03-18 14:56 ` Grygorii.Strashko@linaro.org
2015-03-20 11:43   ` Tomi Valkeinen
2015-03-20 14:57     ` Grygorii.Strashko@linaro.org
2015-03-18 16:04 ` Rob Clark

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