Re: [PATCH] USB: EHCI: ehci-w90x900: remove unuseful functions

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On Thu, 24 Nov 2016 csmanjuvijay@xxxxxxxxx wrote:

> From: Manjunath Goudar <csmanjuvijay@xxxxxxxxx>
> 
> The ehci_w90x900_probe function is not doing anything other than
> calling usb_w90x900_probe function so ehci_w90x900_probe function
> is unuseful that is why removed ehci_w90x900_probe functions and
> renamed usb_w90x900_probe function to ehci_w90x900_probe for proper
> naming.
> 
> The ehci_w90x900_remove function is also not doing anything other
> than calling usb_w90x900_remove that is why removed ehci_w90x900_remove
> function and renamed usb_w90x900_remove to ehci_w90x900_remove for proper
> naming.
> 
> This also removes warning of checkpatch.pl script.
> 
> Signed-off-by: Manjunath Goudar <csmanjuvijay@xxxxxxxxx>
> Cc: Arnd Bergmann <arnd@xxxxxxxx>
> Cc: Greg KH <greg@xxxxxxxxx>
> Cc: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
> Cc: Wan ZongShun <mcuos.com@xxxxxxxxx>
> Cc: linux-usb@xxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> ---

Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>

>  drivers/usb/host/ehci-w90x900.c | 30 ++++++++----------------------
>  1 file changed, 8 insertions(+), 22 deletions(-)
> 
> diff --git a/drivers/usb/host/ehci-w90x900.c b/drivers/usb/host/ehci-w90x900.c
> index e42a29e..63b9d0c 100644
> --- a/drivers/usb/host/ehci-w90x900.c
> +++ b/drivers/usb/host/ehci-w90x900.c
> @@ -33,8 +33,7 @@ static const char hcd_name[] = "ehci-w90x900 ";
>  
>  static struct hc_driver __read_mostly ehci_w90x900_hc_driver;
>  
> -static int usb_w90x900_probe(const struct hc_driver *driver,
> -		      struct platform_device *pdev)
> +static int ehci_w90x900_probe(struct platform_device *pdev)
>  {
>  	struct usb_hcd *hcd;
>  	struct ehci_hcd *ehci;
> @@ -42,7 +41,8 @@ static int usb_w90x900_probe(const struct hc_driver *driver,
>  	int retval = 0, irq;
>  	unsigned long val;
>  
> -	hcd = usb_create_hcd(driver, &pdev->dev, "w90x900 EHCI");
> +	hcd = usb_create_hcd(&ehci_w90x900_hc_driver,
> +			&pdev->dev, "w90x900 EHCI");
>  	if (!hcd) {
>  		retval = -ENOMEM;
>  		goto err1;
> @@ -63,9 +63,9 @@ static int usb_w90x900_probe(const struct hc_driver *driver,
>  		HC_LENGTH(ehci, ehci_readl(ehci, &ehci->caps->hc_capbase));
>  
>  	/* enable PHY 0,1,the regs only apply to w90p910
> -	*  0xA4,0xA8 were offsets of PHY0 and PHY1 controller of
> -	*  w90p910 IC relative to ehci->regs.
> -	*/
> +	 *  0xA4,0xA8 were offsets of PHY0 and PHY1 controller of
> +	 *  w90p910 IC relative to ehci->regs.
> +	 */
>  	val = __raw_readl(ehci->regs+PHY0_CTR);
>  	val |= ENPHY;
>  	__raw_writel(val, ehci->regs+PHY0_CTR);
> @@ -92,26 +92,12 @@ static int usb_w90x900_probe(const struct hc_driver *driver,
>  	return retval;
>  }
>  
> -static void usb_w90x900_remove(struct usb_hcd *hcd,
> -			struct platform_device *pdev)
> -{
> -	usb_remove_hcd(hcd);
> -	usb_put_hcd(hcd);
> -}
> -
> -static int ehci_w90x900_probe(struct platform_device *pdev)
> -{
> -	if (usb_disabled())
> -		return -ENODEV;
> -
> -	return usb_w90x900_probe(&ehci_w90x900_hc_driver, pdev);
> -}
> -
>  static int ehci_w90x900_remove(struct platform_device *pdev)
>  {
>  	struct usb_hcd *hcd = platform_get_drvdata(pdev);
>  
> -	usb_w90x900_remove(hcd, pdev);
> +	usb_remove_hcd(hcd);
> +	usb_put_hcd(hcd);
>  
>  	return 0;
>  }

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