From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from bh-25.webhostbox.net ([208.91.199.152]:54537 "EHLO bh-25.webhostbox.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751485AbdB1Vna (ORCPT ); Tue, 28 Feb 2017 16:43:30 -0500 Date: Tue, 28 Feb 2017 13:43:01 -0800 From: Guenter Roeck To: Arnd Bergmann Cc: Wim Van Sebroeck , linux-watchdog@vger.kernel.org, Lee Jones , linux-kernel@vger.kernel.org Subject: Re: [PATCH 5/8] watchdog: menf21bmc: add I2C dependency Message-ID: <20170228214301.GG6651@roeck-us.net> References: <20170228210123.3404816-1-arnd@arndb.de> <20170228210123.3404816-6-arnd@arndb.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170228210123.3404816-6-arnd@arndb.de> Sender: linux-watchdog-owner@vger.kernel.org List-Id: linux-watchdog@vger.kernel.org On Tue, Feb 28, 2017 at 10:01:20PM +0100, Arnd Bergmann wrote: > This driver fails to link when CONFIG_I2C is disabled or a loadable module while > the watchdog is built-in: > > drivers/watchdog/built-in.o: In function `menf21bmc_wdt_shutdown': > menf21bmc_wdt.c:(.text+0x9b44): undefined reference to `i2c_smbus_write_word_data' > menf21bmc_wdt.c:(.text+0x9b44): relocation truncated to fit: R_AARCH64_CALL26 against undefined symbol `i2c_smbus_write_word_data' > > This adds a Kconfig dependency for it, to enforce a valid configuration. > > Fixes: da2a68b3eb47 ("watchdog: Enable COMPILE_TEST where possible") > Signed-off-by: Arnd Bergmann Reviewed-by: Guenter Roeck > --- > drivers/watchdog/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig > index de52495ef150..ab0ec389e436 100644 > --- a/drivers/watchdog/Kconfig > +++ b/drivers/watchdog/Kconfig > @@ -142,6 +142,7 @@ config GPIO_WATCHDOG_ARCH_INITCALL > config MENF21BMC_WATCHDOG > tristate "MEN 14F021P00 BMC Watchdog" > depends on MFD_MENF21BMC || COMPILE_TEST > + depends on I2C > select WATCHDOG_CORE > help > Say Y here to include support for the MEN 14F021P00 BMC Watchdog. > -- > 2.9.0 >