From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gregory CLEMENT Subject: Re: [PATCH 09/12] mmc: sdhci-xenon: add initial Xenon eMMC driver Date: Thu, 09 Jun 2016 16:54:54 +0200 Message-ID: <87r3c6mmyp.fsf@free-electrons.com> References: <201606092223.3kHMu0m3%fengguang.wu@intel.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <201606092223.3kHMu0m3%fengguang.wu@intel.com> (kbuild test robot's message of "Thu, 9 Jun 2016 22:20:45 +0800") Sender: linux-mmc-owner@vger.kernel.org To: kbuild test robot Cc: Arnd Bergmann , kbuild-all@01.org, Ulf Hansson , Adrian Hunter , linux-mmc@vger.kernel.org, Rob Herring , devicetree@vger.kernel.org, Jason Cooper , Andrew Lunn , Sebastian Hesselbarth , Thomas Petazzoni , linux-arm-kernel@lists.infradead.org, Nadav Haklai , Victor Gu , Romain Perier , Omri Itach , Marcin Wojtas , Wilson Ding , Shadi Ammouri List-Id: devicetree@vger.kernel.org Hi, I added Arnd because he seems to have a good knoweldge of the Kconfig stuff. On jeu., juin 09 2016, kbuild test robot wrote: > Hi, > > [auto build test ERROR on ulf.hansson-mmc/next] > [also build test ERROR on v4.7-rc2 next-20160609] > [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] > > url: https://github.com/0day-ci/linux/commits/Gregory-CLEMENT/Add-SDHCI-Xenon-driver/20160609-151403 > base: https://git.linaro.org/people/ulf.hansson/mmc next > config: x86_64-allmodconfig (attached as .config) > compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430 > reproduce: > # save the attached .config to linux build tree > make ARCH=x86_64 > > All errors (new ones prefixed by >>): > > drivers/built-in.o: In function `sdhci_xenon_remove': >>> sdhci-xenon.c:(.text+0x311234): undefined reference to `sdhci_remove_host' >>> sdhci-xenon.c:(.text+0x31123c): undefined reference to `sdhci_pltfm_free' > drivers/built-in.o: In function `sdhci_xenon_delay_adj_test': >>> sdhci-xenon.c:(.text+0x31213b): undefined reference to `card_alive' > drivers/built-in.o: In function `sdhci_xenon_set_uhs_signaling': >>> sdhci-xenon.c:(.text+0x312456): undefined reference to `sdhci_set_uhs_signaling' > drivers/built-in.o: In function `sdhci_xenon_probe': >>> sdhci-xenon.c:(.text+0x31258c): undefined reference to `sdhci_pltfm_init' >>> sdhci-xenon.c:(.text+0x3125d3): undefined reference to `mmc_of_parse' >>> sdhci-xenon.c:(.text+0x312651): undefined reference to `sdhci_get_of_property' >>> sdhci-xenon.c:(.text+0x312840): undefined reference to `sdhci_add_host' > sdhci-xenon.c:(.text+0x312904): undefined reference to `sdhci_pltfm_free' > drivers/built-in.o: In function `sdhci_xenon_reset': >>> sdhci-xenon.c:(.text+0x313c11): undefined reference to `sdhci_reset' >>> drivers/built-in.o:(.data+0x1d7df0): undefined reference to `sdhci_pltfm_pmops' >>> drivers/built-in.o:(.data+0x1d7eb0): undefined reference to `sdhci_set_clock' >>> drivers/built-in.o:(.data+0x1d7ef0): undefined reference to `sdhci_set_bus_width' These symbols are part of the drivers/mmc/host/sdhci.c which is build when CONFIG_MMC_SDHCI is enabled. However CONFIG_MMC_XENON_SDHCI depends on CONFIG_MMC_SDHCI_PLTFM which depends on CONFIG_MMC_SDHCI. So I wonder how we can have a sition with sdhci-xenon.c built but not sdhci.c. Any idea? Thanks, Gregory > > --- > 0-DAY kernel test infrastructure Open Source Technology Center > https://lists.01.org/pipermail/kbuild-all Intel Corporation > -- Gregory Clement, Free Electrons Kernel, drivers, real-time and embedded Linux development, consulting, training and support. http://free-electrons.com