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* [PATCH v2] iio: gyro: bmg160: only set power state if PM_RUNTIME is defined
@ 2014-09-08 14:05 Irina Tirdea
  2014-09-09 22:14 ` Hartmut Knaack
  0 siblings, 1 reply; 3+ messages in thread
From: Irina Tirdea @ 2014-09-08 14:05 UTC (permalink / raw)
  To: Jonathan Cameron, linux-iio
  Cc: Hartmut Knaack, Lars-Peter Clausen, Peter Meerwald,
	Srinivas Pandruvada, linux-kernel, Irina Tirdea

When CONFIG_PM_RUNTIME is not defined and bmg160 tries to power
off the device, bmg160_set_power_state will call pm_runtime_put_autosuspend,
which is not implemented (wil return -ENOSYS).

Only call bmg160_set_power_state when CONFIG_PM_RUNTIME is defined.

Signed-off-by: Irina Tirdea <irina.tirdea@intel.com>
---

Changes in v2:
 - moved ifdef CONFIG_PM_RUNTIME inside bmg160_set_power_state as
Hartmut Knaack suggested

 drivers/iio/gyro/bmg160.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/iio/gyro/bmg160.c b/drivers/iio/gyro/bmg160.c
index 7524698..1f967e0d 100644
--- a/drivers/iio/gyro/bmg160.c
+++ b/drivers/iio/gyro/bmg160.c
@@ -237,6 +237,7 @@ static int bmg160_chip_init(struct bmg160_data *data)
 
 static int bmg160_set_power_state(struct bmg160_data *data, bool on)
 {
+#ifdef CONFIG_PM_RUNTIME
 	int ret;
 
 	if (on)
@@ -251,6 +252,7 @@ static int bmg160_set_power_state(struct bmg160_data *data, bool on)
 			"Failed: bmg160_set_power_state for %d\n", on);
 		return ret;
 	}
+#endif
 
 	return 0;
 }
-- 
1.7.9.5


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH v2] iio: gyro: bmg160: only set power state if PM_RUNTIME is defined
  2014-09-08 14:05 [PATCH v2] iio: gyro: bmg160: only set power state if PM_RUNTIME is defined Irina Tirdea
@ 2014-09-09 22:14 ` Hartmut Knaack
  2014-09-14 17:30   ` Jonathan Cameron
  0 siblings, 1 reply; 3+ messages in thread
From: Hartmut Knaack @ 2014-09-09 22:14 UTC (permalink / raw)
  To: Irina Tirdea, Jonathan Cameron, linux-iio
  Cc: Lars-Peter Clausen, Peter Meerwald, Srinivas Pandruvada, linux-kernel

Irina Tirdea schrieb, Am 08.09.2014 16:05:
> When CONFIG_PM_RUNTIME is not defined and bmg160 tries to power
> off the device, bmg160_set_power_state will call pm_runtime_put_autosuspend,
> which is not implemented (wil return -ENOSYS).
> 
> Only call bmg160_set_power_state when CONFIG_PM_RUNTIME is defined.
> 
> Signed-off-by: Irina Tirdea <irina.tirdea@intel.com>
Acked-by: Hartmut Knaack <knaack.h@gmx.de>
> ---
> 
> Changes in v2:
>  - moved ifdef CONFIG_PM_RUNTIME inside bmg160_set_power_state as
> Hartmut Knaack suggested
> 
>  drivers/iio/gyro/bmg160.c |    2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/iio/gyro/bmg160.c b/drivers/iio/gyro/bmg160.c
> index 7524698..1f967e0d 100644
> --- a/drivers/iio/gyro/bmg160.c
> +++ b/drivers/iio/gyro/bmg160.c
> @@ -237,6 +237,7 @@ static int bmg160_chip_init(struct bmg160_data *data)
>  
>  static int bmg160_set_power_state(struct bmg160_data *data, bool on)
>  {
> +#ifdef CONFIG_PM_RUNTIME
>  	int ret;
>  
>  	if (on)
> @@ -251,6 +252,7 @@ static int bmg160_set_power_state(struct bmg160_data *data, bool on)
>  			"Failed: bmg160_set_power_state for %d\n", on);
>  		return ret;
>  	}
> +#endif
>  
>  	return 0;
>  }
> 


^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH v2] iio: gyro: bmg160: only set power state if PM_RUNTIME is defined
  2014-09-09 22:14 ` Hartmut Knaack
@ 2014-09-14 17:30   ` Jonathan Cameron
  0 siblings, 0 replies; 3+ messages in thread
From: Jonathan Cameron @ 2014-09-14 17:30 UTC (permalink / raw)
  To: Hartmut Knaack, Irina Tirdea, linux-iio
  Cc: Lars-Peter Clausen, Peter Meerwald, Srinivas Pandruvada, linux-kernel

On 09/09/14 23:14, Hartmut Knaack wrote:
> Irina Tirdea schrieb, Am 08.09.2014 16:05:
>> When CONFIG_PM_RUNTIME is not defined and bmg160 tries to power
>> off the device, bmg160_set_power_state will call pm_runtime_put_autosuspend,
>> which is not implemented (wil return -ENOSYS).
>>
>> Only call bmg160_set_power_state when CONFIG_PM_RUNTIME is defined.
>>
>> Signed-off-by: Irina Tirdea <irina.tirdea@intel.com>
> Acked-by: Hartmut Knaack <knaack.h@gmx.de>
Applied to the togreg branch of iio.git. Initially pushed out as testing
for the autobuilders to play.

Thanks,

Jonathan
>> ---
>>
>> Changes in v2:
>>  - moved ifdef CONFIG_PM_RUNTIME inside bmg160_set_power_state as
>> Hartmut Knaack suggested
>>
>>  drivers/iio/gyro/bmg160.c |    2 ++
>>  1 file changed, 2 insertions(+)
>>
>> diff --git a/drivers/iio/gyro/bmg160.c b/drivers/iio/gyro/bmg160.c
>> index 7524698..1f967e0d 100644
>> --- a/drivers/iio/gyro/bmg160.c
>> +++ b/drivers/iio/gyro/bmg160.c
>> @@ -237,6 +237,7 @@ static int bmg160_chip_init(struct bmg160_data *data)
>>  
>>  static int bmg160_set_power_state(struct bmg160_data *data, bool on)
>>  {
>> +#ifdef CONFIG_PM_RUNTIME
>>  	int ret;
>>  
>>  	if (on)
>> @@ -251,6 +252,7 @@ static int bmg160_set_power_state(struct bmg160_data *data, bool on)
>>  			"Failed: bmg160_set_power_state for %d\n", on);
>>  		return ret;
>>  	}
>> +#endif
>>  
>>  	return 0;
>>  }
>>
> 

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2014-09-14 17:30 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2014-09-08 14:05 [PATCH v2] iio: gyro: bmg160: only set power state if PM_RUNTIME is defined Irina Tirdea
2014-09-09 22:14 ` Hartmut Knaack
2014-09-14 17:30   ` Jonathan Cameron

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