linux-kernel - Re: [PATCH 1/2] soundwire: intel: uniquify debug message

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Message-ID: <YqLVwqx9/Pos8T06@kroah.com>
Date:   Fri, 10 Jun 2022 07:25:22 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Bard Liao <yung-chuan.liao@...ux.intel.com>
Cc:     alsa-devel@...a-project.org, vkoul@...nel.org,
        vinod.koul@...aro.org, linux-kernel@...r.kernel.org, tiwai@...e.de,
        broonie@...nel.org, srinivas.kandagatla@...aro.org,
        pierre-louis.bossart@...ux.intel.com, sanyog.r.kale@...el.com,
        bard.liao@...el.com
Subject: Re: [PATCH 1/2] soundwire: intel: uniquify debug message

On Fri, Jun 10, 2022 at 10:35:36AM +0800, Bard Liao wrote:
> From: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
> 
> The same debug message is replicated multiple time, add __func__ to
> figure out what link is ignored.
> 
> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@...ux.intel.com>
> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@...ux.intel.com>
> Signed-off-by: Bard Liao <yung-chuan.liao@...ux.intel.com>
> ---
>  drivers/soundwire/intel.c | 28 ++++++++++++++--------------
>  1 file changed, 14 insertions(+), 14 deletions(-)
> 
> diff --git a/drivers/soundwire/intel.c b/drivers/soundwire/intel.c
> index 505c5ef061e3..808e2f320052 100644
> --- a/drivers/soundwire/intel.c
> +++ b/drivers/soundwire/intel.c
> @@ -1328,8 +1328,8 @@ int intel_link_startup(struct auxiliary_device *auxdev)
>  
>  	if (bus->prop.hw_disabled) {
>  		dev_info(dev,
> -			 "SoundWire master %d is disabled, ignoring\n",
> -			 sdw->instance);
> +			 "%s: SoundWire master %d is disabled, ignoring\n",
> +			 __func__, sdw->instance);

This is not a debug message, please make it such if you want to have
__func__  And even then, it's not needed as you can get that from the
kernel automatically.

>  		return 0;
>  	}
>  
> @@ -1489,8 +1489,8 @@ int intel_link_process_wakeen_event(struct auxiliary_device *auxdev)
>  	bus = &sdw->cdns.bus;
>  
>  	if (bus->prop.hw_disabled || !sdw->startup_done) {
> -		dev_dbg(dev, "SoundWire master %d is disabled or not-started, ignoring\n",
> -			bus->link_id);
> +		dev_dbg(dev, "%s: SoundWire master %d is disabled or not-started, ignoring\n",
> +			__func__, bus->link_id);
>  		return 0;
>  	}
>  
> @@ -1549,8 +1549,8 @@ static int __maybe_unused intel_pm_prepare(struct device *dev)
>  	int ret;
>  
>  	if (bus->prop.hw_disabled || !sdw->startup_done) {
> -		dev_dbg(dev, "SoundWire master %d is disabled or not-started, ignoring\n",
> -			bus->link_id);
> +		dev_dbg(dev, "%s: SoundWire master %d is disabled or not-started, ignoring\n",
> +			__func__, bus->link_id);

Not needed, it is provided automatically if you ask the kernel for this.
Same for all other instances in this patch.

thanks,

greg k-h