Re: [PATCH] watchdog: davinci_wdt: update to devm_* API

[Sekhar Nori <nsekhar@ti.com>]

On 2/7/2013 9:02 AM, Kumar, Anil wrote:
> Update the code to use devm_* API so that driver
> core will manage resources.
> 
> Signed-off-by: Kumar, Anil <anilkumar.v@ti.com>
> ---
> This patch applies on top of v3.8-rc6.
> 
> Tested on da850 EVM.
> 
> :100644 100644 e8e8724... 6ad76a3... M	drivers/watchdog/davinci_wdt.c
>  drivers/watchdog/davinci_wdt.c |   34 +++++++++-------------------------
>  1 files changed, 9 insertions(+), 25 deletions(-)
> 
> diff --git a/drivers/watchdog/davinci_wdt.c b/drivers/watchdog/davinci_wdt.c
> index e8e8724..6ad76a3 100644
> --- a/drivers/watchdog/davinci_wdt.c
> +++ b/drivers/watchdog/davinci_wdt.c
> @@ -69,7 +69,6 @@ static unsigned long wdt_status;
>  #define WDT_REGION_INITED 2
>  #define WDT_DEVICE_INITED 3
>  
> -static struct resource	*wdt_mem;
>  static void __iomem	*wdt_base;
>  struct clk		*wdt_clk;
>  
> @@ -201,10 +200,10 @@ static struct miscdevice davinci_wdt_miscdev = {
>  
>  static int davinci_wdt_probe(struct platform_device *pdev)
>  {
> -	int ret = 0, size;
> -	struct device *dev = &pdev->dev;

Its not clear why you had to drop use of this variable?

> +	int ret = 0;
> +	static struct resource  *wdt_mem;
>  
> -	wdt_clk = clk_get(dev, NULL);
> +	wdt_clk = clk_get(&pdev->dev, NULL);

When you are converting to use devres, why not convert this to
devm_clk_get() as well?

Thanks,
Sekhar