Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1227925

Re: [PATCH] spi: atmel: remove warning when !CONFIG_PM_SLEEP

From Nicolas Ferre <nicolas.ferre@atmel.com>
Newsgroups linux.kernel
Subject Re: [PATCH] spi: atmel: remove warning when !CONFIG_PM_SLEEP
Date 2015-09-18 16:40 +0200
Message-ID <qa4Zs-5mB-19@gated-at.bofh.it> (permalink)
References <q75oZ-4nU-17@gated-at.bofh.it>
Organization atmel

Show all headers | View raw


Le 10/09/2015 10:19, Alexandre Belloni a écrit :
> When CONFIG_PM is defined but not CONFIG_PM_SLEEP (this happens when
> CONFIG_SUSPEND is not defined), there is the following warning:
> 
> drivers/spi/spi-atmel.c:1723:12: warning: ‘atmel_spi_suspend’ defined but not used [-Wunused-function]
> drivers/spi/spi-atmel.c:1741:12: warning: ‘atmel_spi_resume’ defined but not used [-Wunused-function]
> 
> Enclose both atmel_spi_suspend and atmel_spi_resume in #ifdef
> CONFIG_PM_SLEEP/#endif to solve that.
> 
> Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

No problem on my side:
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>


> ---
>  drivers/spi/spi-atmel.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c
> index bf9ed380bb1c..63318e2afba1 100644
> --- a/drivers/spi/spi-atmel.c
> +++ b/drivers/spi/spi-atmel.c
> @@ -1720,6 +1720,7 @@ static int atmel_spi_runtime_resume(struct device *dev)
>  	return clk_prepare_enable(as->clk);
>  }
>  
> +#ifdef CONFIG_PM_SLEEP
>  static int atmel_spi_suspend(struct device *dev)
>  {
>  	struct spi_master *master = dev_get_drvdata(dev);
> @@ -1756,6 +1757,7 @@ static int atmel_spi_resume(struct device *dev)
>  
>  	return ret;
>  }
> +#endif
>  
>  static const struct dev_pm_ops atmel_spi_pm_ops = {
>  	SET_SYSTEM_SLEEP_PM_OPS(atmel_spi_suspend, atmel_spi_resume)
> 


-- 
Nicolas Ferre
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Back to linux.kernel | Previous | NextPrevious in thread | Find similar | Unroll thread


Thread

[PATCH] spi: atmel: remove warning when !CONFIG_PM_SLEEP Alexandre Belloni <alexandre.belloni@free-electrons.com> - 2015-09-10 10:30 +0200
  Re: [PATCH] spi: atmel: remove warning when !CONFIG_PM_SLEEP Nicolas Ferre <nicolas.ferre@atmel.com> - 2015-09-18 16:40 +0200

csiph-web