linux-kernel - Re: [PATCH 15/25] coresight: etm3x: Rearrange cp14 access detection

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Message-ID: <20190327220559.GB778@xps15>
Date:   Wed, 27 Mar 2019 16:05:59 -0600
From:   Mathieu Poirier <mathieu.poirier@...aro.org>
To:     Suzuki K Poulose <suzuki.poulose@....com>
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-acpi@...r.kernel.org, coresight@...ts.linaro.org,
        mike.leach@...aro.org, robert.walker@....com
Subject: Re: [PATCH 15/25] coresight: etm3x: Rearrange cp14 access detection

On Wed, Mar 20, 2019 at 06:49:32PM +0000, Suzuki K Poulose wrote:
> As we are about to about refactor the platform specific handling,

s/about//

> move the DT property handling to generic helpers.
> 
> Cc: Mathieu Poirier <mathieu.poirier@...aro.org>
> Signed-off-by: Suzuki K Poulose <suzuki.poulose@....com>
> ---
>  drivers/hwtracing/coresight/coresight-etm3x.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/hwtracing/coresight/coresight-etm3x.c b/drivers/hwtracing/coresight/coresight-etm3x.c
> index 1b9ae3a..7137f06 100644
> --- a/drivers/hwtracing/coresight/coresight-etm3x.c
> +++ b/drivers/hwtracing/coresight/coresight-etm3x.c
> @@ -800,9 +800,9 @@ static int etm_probe(struct amba_device *adev, const struct amba_id *id)
>  			return PTR_ERR(pdata);
>  
>  		adev->dev.platform_data = pdata;
> -		drvdata->use_cp14 = of_property_read_bool(np, "arm,cp14");
>  	}
>  
> +	drvdata->use_cp14 = fwnode_property_read_bool(dev->fwnode, "arm,cp14");
>  	dev_set_drvdata(dev, drvdata);
>  
>  	/* Validity for the resource is already checked by the AMBA core */
> -- 
> 2.7.4
>