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From: Kishon Vijay Abraham I <kishon@ti.com>
To: Hans de Goede <hdegoede@redhat.com>, Arnd Bergmann <arnd@arndb.de>
Cc: <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] usb: phy: add USB_SUPPORT dependency
Date: Thu, 8 Sep 2016 19:07:32 +0530	[thread overview]
Message-ID: <57D1699C.4080406@ti.com> (raw)
In-Reply-To: <20915b65-8be3-cee4-cac1-eab512ab74f5@redhat.com>



On Wednesday 07 September 2016 03:01 PM, Hans de Goede wrote:
> Hi,
> 
> On 06-09-16 14:54, Arnd Bergmann wrote:
>> The driver now calls of_usb_get_dr_mode_by_phy, which is part of the
>> USB core layer, and it fails to build when that is not provided:
>>
>> drivers/phy/phy-sun4i-usb.o: In function `sun4i_usb_phy_probe':
>> phy-sun4i-usb.c:(.text.sun4i_usb_phy_probe+0x140): undefined reference to
>> `of_usb_get_dr_mode_by_phy'
>>
>> We already have a couple of other PHY drivers with a dependency
>> on USB_SUPPORT, so that seems to be the easiest fix here.
>>
>> An alternative would be to adjust the #ifdef in include/linux/usb/of.h
>> to also check for CONFIG_USB_SUPPORT.
>>
>> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
>> Fixes: b33ecca87df9 ("phy-sun4i-usb: Add support for peripheral-only mode")
> 
> Good catch, patch LGTM:
> 
> Reviewed-by: Hans de Goede <hdegoede@redhat.com>

merged, thanks.

-Kishon
> 
> Regards,
> 
> Hans
> 
> 
> 
>> ---
>>  drivers/phy/Kconfig | 1 +
>>  1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/phy/Kconfig b/drivers/phy/Kconfig
>> index c42ddf3c8ed8..985dff8558e5 100644
>> --- a/drivers/phy/Kconfig
>> +++ b/drivers/phy/Kconfig
>> @@ -260,6 +260,7 @@ config PHY_SUN4I_USB
>>      depends on RESET_CONTROLLER
>>      depends on EXTCON
>>      depends on POWER_SUPPLY
>> +    depends on USB_SUPPORT
>>      select GENERIC_PHY
>>      help
>>        Enable this to support the transceiver that is part of Allwinner
>>

  reply	other threads:[~2016-09-08 13:37 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-06 12:54 [PATCH] usb: phy: add USB_SUPPORT dependency Arnd Bergmann
2016-09-07  9:31 ` Hans de Goede
2016-09-08 13:37   ` Kishon Vijay Abraham I [this message]
2016-09-09  9:25     ` [PATCH] phy-sun4i-usb: select 'USB_COMMON' Arnd Bergmann
2016-09-09  9:42       ` Hans de Goede
2016-09-09 10:04         ` Arnd Bergmann
2016-09-14 13:51     ` [PATCH] usb: phy: add USB_SUPPORT dependency Arnd Bergmann

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