Subject: Re: [PATCH -next] usb: fix dwc3 build when USB_GADGET_DWC3 is not enabled

From: Felipe Balbi <[email-masked]>
Date: Tue, 23 Aug 2011 21:52:36 +0300

Hi,

On Tue, Aug 23, 2011 at 11:07:02AM -0700, Randy Dunlap wrote:
> From: Randy Dunlap <[email-masked]>
> 
> Fix build error when CONFIG_USB_GADGET_DWC3 is not enabled:
> 
> ERROR: "dwc3_send_gadget_ep_cmd" [drivers/usb/dwc3/dwc3.ko] undefined!
> 
> Signed-off-by: Randy Dunlap <[email-masked]>
> ---
>  drivers/usb/dwc3/debugfs.c |    4 ++++
>  1 file changed, 4 insertions(+)
> 
> --- linux-next-20110823.orig/drivers/usb/dwc3/debugfs.c
> +++ linux-next-20110823/drivers/usb/dwc3/debugfs.c
> @@ -437,7 +437,9 @@ static int dwc3_testmode_open(struct ino
>  	struct dwc3_gadget_ep_cmd_params par0;
>  	struct dwc3_gadget_ep_cmd_params par1;
>  	struct dwc3_trb         trb;
> +#ifdef CONFIG_USB_GADGET_DWC3
>  	int ret;
> +#endif
>  	u8 *buf0;
>  	u8 *buf1;
>  
> @@ -478,8 +480,10 @@ static int dwc3_testmode_open(struct ino
>  
>  	dwc3_send_testmode_cmd(dwc, 1);
>  
> +#ifdef CONFIG_USB_GADGET_DWC3
>  	ret = dwc3_send_gadget_ep_cmd(dwc, 0, DWC3_DEPCMD_STARTTRANSFER, &par0);
>  	ret = dwc3_send_gadget_ep_cmd(dwc, 1, DWC3_DEPCMD_STARTTRANSFER, &par1);
> +#endif

instead of adding the ifdef here, would you add it gadget.h and provide
a nop when we're not building the gadget side ?

-- 
balbi