linux-kernel - Re: randconfig build error with next-20140909, in drivers/usb/dwc2/platform.c

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Date:	Tue, 09 Sep 2014 10:32:11 -0700
From:	Randy Dunlap <rdunlap@...radead.org>
To:	Jim Davis <jim.epost@...il.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next <linux-next@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>, paulz@...opsys.com,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Grant Likely <grant.likely@...aro.org>,
	Rob Herring <robh+dt@...nel.org>,
	linux-usb <linux-usb@...r.kernel.org>,
	devicetree <devicetree@...r.kernel.org>
Subject: Re: randconfig build error with next-20140909, in drivers/usb/dwc2/platform.c

On 09/09/14 07:46, Jim Davis wrote:
> Building with the attached random configuration file,
> 
> drivers/usb/dwc2/platform.o: In function `dwc2_platform_driver_init':
> platform.c:(.init.text+0x0): multiple definition of `init_module'
> drivers/usb/dwc2/gadget.o:gadget.c:(.init.text+0x0): first defined here
> drivers/usb/dwc2/platform.o: In function `dwc2_platform_driver_exit':
> platform.c:(.exit.text+0x0): multiple definition of `cleanup_module'
> drivers/usb/dwc2/gadget.o:gadget.c:(.exit.text+0x0): first defined here
> make[3]: *** [drivers/usb/dwc2/dwc2.o] Error 1
> 

There are other issues as well.

1.  On i386, with these configs:

CONFIG_USB_DWC2=m
# CONFIG_USB_DWC2_HOST is not set

#
# Gadget mode requires USB Gadget support to be enabled
#
CONFIG_USB_DWC2_PERIPHERAL=y
# CONFIG_USB_DWC2_DUAL_ROLE is not set
CONFIG_USB_DWC2_DEBUG=y
CONFIG_USB_DWC2_VERBOSE=y
# CONFIG_USB_DWC2_TRACK_MISSED_SOFS is not set
# CONFIG_USB_DWC2_DEBUG_PERIODIC is not set

ERROR: "dwc2_hcd_get_frame_number" [drivers/usb/dwc2/dwc2.ko] undefined!
ERROR: "dwc2_hcd_disconnect" [drivers/usb/dwc2/dwc2.ko] undefined!
ERROR: "dwc2_hcd_start" [drivers/usb/dwc2/dwc2.ko] undefined!

2.  on x86_64, with these configs:

CONFIG_USB_DWC2=y
# CONFIG_USB_DWC2_HOST is not set

#
# Gadget mode requires USB Gadget support to be enabled
#
CONFIG_USB_DWC2_PERIPHERAL=y
# CONFIG_USB_DWC2_DUAL_ROLE is not set
CONFIG_USB_DWC2_PLATFORM=y
CONFIG_USB_DWC2_DEBUG=y
CONFIG_USB_DWC2_VERBOSE=y
CONFIG_USB_DWC2_TRACK_MISSED_SOFS=y
# CONFIG_USB_DWC2_DEBUG_PERIODIC is not set

drivers/built-in.o: In function `dwc2_hc_set_even_odd_frame':
core.c:(.text+0x1aff55): undefined reference to `dwc2_hcd_get_frame_number'
drivers/built-in.o: In function `dwc2_handle_common_intr':
(.text+0x1b3a48): undefined reference to `dwc2_hcd_start'
drivers/built-in.o: In function `dwc2_handle_common_intr':
(.text+0x1b3b05): undefined reference to `dwc2_hcd_disconnect'
drivers/built-in.o: In function `dwc2_handle_common_intr':
(.text+0x1b3b38): undefined reference to `dwc2_hcd_start'
drivers/built-in.o: In function `dwc2_handle_common_intr':
(.text+0x1b3e38): undefined reference to `dwc2_hcd_start'
drivers/built-in.o: In function `dwc2_driver_remove':
platform.c:(.text+0x1b7b35): undefined reference to `dwc2_hcd_remove'
drivers/built-in.o: In function `dwc2_driver_probe':
platform.c:(.text+0x1b7b72): undefined reference to `dwc2_set_all_params'
platform.c:(.text+0x1b7c66): undefined reference to `dwc2_hcd_init'



-- 
~Randy
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