linux-kernel - Re: drivers/usb/musb/tusb6010.c:142:21: error: 'USB

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Message-ID: <20160914133708.GB9442@uda0271908>
Date:   Wed, 14 Sep 2016 08:37:20 -0500
From:   Bin Liu <b-liu@...com>
To:     Tony Lindgren <tony@...mide.com>
CC:     kbuild test robot <fengguang.wu@...el.com>, <kbuild-all@...org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: drivers/usb/musb/tusb6010.c:142:21: error: 'USB_INDEX' undeclared

On Thu, Sep 08, 2016 at 10:45:21AM -0700, Tony Lindgren wrote:
> Hi,
> 
> Adding Bin to Cc.
> 
> * kbuild test robot <fengguang.wu@...el.com> [160611 13:27]:
> > Hi,
> > 
> > FYI, the error/warning still remains.
> 
> Sorry just noticed this going through my inbox.. Please let me know
> if there are other pending build errors I may have missed.
> 
> > tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> > head:   45b00c94be33db5d00595046663163ce55cbbfb9
> > commit: d026e9c76aac3632af174cf02d5c94defa5e6026 usb: musb: Change end point selection to use new IO access
> > date:   1 year, 7 months ago
> > config: blackfin-allmodconfig (attached as .config)
> > compiler: bfin-uclinux-gcc (GCC) 4.6.3
> > reproduce:
> >         wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
> >         chmod +x ~/bin/make.cross
> >         git checkout d026e9c76aac3632af174cf02d5c94defa5e6026
> >         # save the attached .config to linux build tree
> >         make.cross ARCH=blackfin 
> > 
> > All errors (new ones prefixed by >>):
> > 
> >    drivers/usb/musb/tusb6010.c: In function 'tusb_get_revision':
> >    drivers/usb/musb/tusb6010.c:53:26: error: 'TUSB_DMA_CTRL_REV' undeclared (first use in this function)
> 
> The patch below should fix this, I don't have any blackfin
> machines or compilers here to test with though.
> 
> Regards,
> 
> Tony
> 
> 8< ---------------------
> From: Tony Lindgren <tony@...mide.com>
> Date: Thu, 8 Sep 2016 10:36:47 -0700
> Subject: [PATCH] usb: musb: Fix tusb6010 compile error on blackfin
> 
> We have CONFIG_BLACKFIN ifdef redefining all musb registers in
> musb_regs.h and tusb6010.h is never included causing a build
> error with blackfin-allmodconfig and COMPILE_TEST.
> 
> Let's fix the issue by not building tusb6010 if CONFIG_BLACKFIN
> is selected.
> 
> Reported-by: kbuild test robot <fengguang.wu@...el.com>
> Signed-off-by: Tony Lindgren <tony@...mide.com>

Signed-off-by: Bin Liu <b-liu@...com>

Regards,
-Bin.

> 
> diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
> --- a/drivers/usb/musb/Kconfig
> +++ b/drivers/usb/musb/Kconfig
> @@ -87,7 +87,7 @@ config USB_MUSB_DA8XX
>  config USB_MUSB_TUSB6010
>  	tristate "TUSB6010"
>  	depends on HAS_IOMEM
> -	depends on ARCH_OMAP2PLUS || COMPILE_TEST
> +	depends on (ARCH_OMAP2PLUS || COMPILE_TEST) && !BLACKFIN
>  	depends on NOP_USB_XCEIV = USB_MUSB_HDRC # both built-in or both modules
>  
>  config USB_MUSB_OMAP2PLUS