linux-kernel - Re: [PATCH 3/5] thermal: spear_thermal: simplify getting .driver

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Message-ID: <8dbe48f1-6e9c-ed43-b902-6d9f7f757017@linaro.org>
Date:   Mon, 5 Nov 2018 16:06:05 +0100
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     Wolfram Sang <wsa+renesas@...g-engineering.com>,
        linux-kernel@...r.kernel.org
Cc:     linux-renesas-soc@...r.kernel.org, Zhang Rui <rui.zhang@...el.com>,
        Eduardo Valentin <edubezval@...il.com>,
        linux-pm@...r.kernel.org
Subject: Re: [PATCH 3/5] thermal: spear_thermal: simplify getting .driver_data

On 21/10/2018 22:00, Wolfram Sang wrote:
> We should get 'driver_data' from 'struct device' directly. Going via
> platform_device is an unneeded step back and forth.
> 
> Signed-off-by: Wolfram Sang <wsa+renesas@...g-engineering.com>

Reviewed-by: Daniel Lezcano <daniel.lezcano@...aro.org>

> ---
> 
> Build tested only. buildbot is happy.
> 
>  drivers/thermal/spear_thermal.c | 8 +++-----
>  1 file changed, 3 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/thermal/spear_thermal.c b/drivers/thermal/spear_thermal.c
> index 81b35aace9de..8b9d567134d0 100644
> --- a/drivers/thermal/spear_thermal.c
> +++ b/drivers/thermal/spear_thermal.c
> @@ -56,8 +56,7 @@ static struct thermal_zone_device_ops ops = {
>  
>  static int __maybe_unused spear_thermal_suspend(struct device *dev)
>  {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct thermal_zone_device *spear_thermal = platform_get_drvdata(pdev);
> +	struct thermal_zone_device *spear_thermal = dev_get_drvdata(dev);
>  	struct spear_thermal_dev *stdev = spear_thermal->devdata;
>  	unsigned int actual_mask = 0;
>  
> @@ -73,15 +72,14 @@ static int __maybe_unused spear_thermal_suspend(struct device *dev)
>  
>  static int __maybe_unused spear_thermal_resume(struct device *dev)
>  {
> -	struct platform_device *pdev = to_platform_device(dev);
> -	struct thermal_zone_device *spear_thermal = platform_get_drvdata(pdev);
> +	struct thermal_zone_device *spear_thermal = dev_get_drvdata(dev);
>  	struct spear_thermal_dev *stdev = spear_thermal->devdata;
>  	unsigned int actual_mask = 0;
>  	int ret = 0;
>  
>  	ret = clk_enable(stdev->clk);
>  	if (ret) {
> -		dev_err(&pdev->dev, "Can't enable clock\n");
> +		dev_err(dev, "Can't enable clock\n");
>  		return ret;
>  	}
>  
> 


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