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From: <Tudor.Ambarus@microchip.com>
To: <Claudiu.Beznea@microchip.com>, <Ludovic.Desroches@microchip.com>,
	<vkoul@kernel.org>
Cc: <linux-arm-kernel@lists.infradead.org>,
	<dmaengine@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 3/4] dmaengine: at_xdmac: use __maybe_unused for pm functions
Date: Fri, 15 Oct 2021 08:01:16 +0000	[thread overview]
Message-ID: <2f897cb2-a498-c386-2d5b-26a304f20d1f@microchip.com> (raw)
In-Reply-To: <20211007111230.2331837-4-claudiu.beznea@microchip.com>

On 10/7/21 2:12 PM, Claudiu Beznea wrote:
> Use __maybe_unused for pm functions.

Explaining why would be nice. E.g. avoiding ifdefs throughout the code,
and stop defining atmel_xdmac_prepare as NULL.

> 
> Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>

Reviewed-by: Tudor Ambarus <tudor.ambarus@microchip.com>

> ---
>  drivers/dma/at_xdmac.c | 12 +++---------
>  1 file changed, 3 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
> index e18abbd56fb5..12371396fcc0 100644
> --- a/drivers/dma/at_xdmac.c
> +++ b/drivers/dma/at_xdmac.c
> @@ -1950,8 +1950,7 @@ static void at_xdmac_axi_config(struct platform_device *pdev)
>  	}
>  }
>  
> -#ifdef CONFIG_PM
> -static int atmel_xdmac_prepare(struct device *dev)
> +static int __maybe_unused atmel_xdmac_prepare(struct device *dev)
>  {
>  	struct at_xdmac		*atxdmac = dev_get_drvdata(dev);
>  	struct dma_chan		*chan, *_chan;
> @@ -1965,12 +1964,8 @@ static int atmel_xdmac_prepare(struct device *dev)
>  	}
>  	return 0;
>  }
> -#else
> -#	define atmel_xdmac_prepare NULL
> -#endif
>  
> -#ifdef CONFIG_PM_SLEEP
> -static int atmel_xdmac_suspend(struct device *dev)
> +static int __maybe_unused atmel_xdmac_suspend(struct device *dev)
>  {
>  	struct at_xdmac		*atxdmac = dev_get_drvdata(dev);
>  	struct dma_chan		*chan, *_chan;
> @@ -1994,7 +1989,7 @@ static int atmel_xdmac_suspend(struct device *dev)
>  	return 0;
>  }
>  
> -static int atmel_xdmac_resume(struct device *dev)
> +static int __maybe_unused atmel_xdmac_resume(struct device *dev)
>  {
>  	struct at_xdmac		*atxdmac = dev_get_drvdata(dev);
>  	struct at_xdmac_chan	*atchan;
> @@ -2032,7 +2027,6 @@ static int atmel_xdmac_resume(struct device *dev)
>  	}
>  	return 0;
>  }
> -#endif /* CONFIG_PM_SLEEP */
>  
>  static int at_xdmac_probe(struct platform_device *pdev)
>  {
> 


WARNING: multiple messages have this Message-ID (diff)
From: <Tudor.Ambarus@microchip.com>
To: <Claudiu.Beznea@microchip.com>, <Ludovic.Desroches@microchip.com>,
	<vkoul@kernel.org>
Cc: <linux-arm-kernel@lists.infradead.org>,
	<dmaengine@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 3/4] dmaengine: at_xdmac: use __maybe_unused for pm functions
Date: Fri, 15 Oct 2021 08:01:16 +0000	[thread overview]
Message-ID: <2f897cb2-a498-c386-2d5b-26a304f20d1f@microchip.com> (raw)
In-Reply-To: <20211007111230.2331837-4-claudiu.beznea@microchip.com>

On 10/7/21 2:12 PM, Claudiu Beznea wrote:
> Use __maybe_unused for pm functions.

Explaining why would be nice. E.g. avoiding ifdefs throughout the code,
and stop defining atmel_xdmac_prepare as NULL.

> 
> Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>

Reviewed-by: Tudor Ambarus <tudor.ambarus@microchip.com>

> ---
>  drivers/dma/at_xdmac.c | 12 +++---------
>  1 file changed, 3 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
> index e18abbd56fb5..12371396fcc0 100644
> --- a/drivers/dma/at_xdmac.c
> +++ b/drivers/dma/at_xdmac.c
> @@ -1950,8 +1950,7 @@ static void at_xdmac_axi_config(struct platform_device *pdev)
>  	}
>  }
>  
> -#ifdef CONFIG_PM
> -static int atmel_xdmac_prepare(struct device *dev)
> +static int __maybe_unused atmel_xdmac_prepare(struct device *dev)
>  {
>  	struct at_xdmac		*atxdmac = dev_get_drvdata(dev);
>  	struct dma_chan		*chan, *_chan;
> @@ -1965,12 +1964,8 @@ static int atmel_xdmac_prepare(struct device *dev)
>  	}
>  	return 0;
>  }
> -#else
> -#	define atmel_xdmac_prepare NULL
> -#endif
>  
> -#ifdef CONFIG_PM_SLEEP
> -static int atmel_xdmac_suspend(struct device *dev)
> +static int __maybe_unused atmel_xdmac_suspend(struct device *dev)
>  {
>  	struct at_xdmac		*atxdmac = dev_get_drvdata(dev);
>  	struct dma_chan		*chan, *_chan;
> @@ -1994,7 +1989,7 @@ static int atmel_xdmac_suspend(struct device *dev)
>  	return 0;
>  }
>  
> -static int atmel_xdmac_resume(struct device *dev)
> +static int __maybe_unused atmel_xdmac_resume(struct device *dev)
>  {
>  	struct at_xdmac		*atxdmac = dev_get_drvdata(dev);
>  	struct at_xdmac_chan	*atchan;
> @@ -2032,7 +2027,6 @@ static int atmel_xdmac_resume(struct device *dev)
>  	}
>  	return 0;
>  }
> -#endif /* CONFIG_PM_SLEEP */
>  
>  static int at_xdmac_probe(struct platform_device *pdev)
>  {
> 

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  reply	other threads:[~2021-10-15  8:03 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-07 11:12 [PATCH 0/4] dmaengine: at_xdmac: fixes and code enhancements Claudiu Beznea
2021-10-07 11:12 ` Claudiu Beznea
2021-10-07 11:12 ` [PATCH 1/4] dmaengine: at_xdmac: call at_xdmac_axi_config() on resume path Claudiu Beznea
2021-10-07 11:12   ` Claudiu Beznea
2021-10-15  7:49   ` Tudor.Ambarus
2021-10-15  7:49     ` Tudor.Ambarus
2021-10-07 11:12 ` [PATCH 2/4] dmaengine: at_xdmac: fix AT_XDMAC_CC_PERID() macro Claudiu Beznea
2021-10-07 11:12   ` Claudiu Beznea
2021-10-15  7:50   ` Tudor.Ambarus
2021-10-15  7:50     ` Tudor.Ambarus
2021-10-07 11:12 ` [PATCH 3/4] dmaengine: at_xdmac: use __maybe_unused for pm functions Claudiu Beznea
2021-10-07 11:12   ` Claudiu Beznea
2021-10-15  8:01   ` Tudor.Ambarus [this message]
2021-10-15  8:01     ` Tudor.Ambarus
2021-10-07 11:12 ` [PATCH 4/4] dmaengine: at_xdmac: use pm_ptr() Claudiu Beznea
2021-10-07 11:12   ` Claudiu Beznea
2021-10-15  8:03   ` Tudor.Ambarus
2021-10-15  8:03     ` Tudor.Ambarus
2021-10-18  6:12 ` [PATCH 0/4] dmaengine: at_xdmac: fixes and code enhancements Vinod Koul
2021-10-18  6:12   ` Vinod Koul

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