From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 4114B21103; Fri, 26 Jul 2024 15:19:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.140.110.172 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722007145; cv=none; b=EqQ6kVBNd1oXCnzQMuoa3nCns2d8OGkcISLZP9vwaXDtbQ9TKVAOCAy5w2XonVZNG6V2S98uwjFvTACAiq2iutAWkFx3PwxgPZBMiVOQuMBX8YTF4ZTnFZL7SXdF1CP5j3ejVjWLUiUNww7EOWSNxzYDcanc7x6jwKvVoHgEjeY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722007145; c=relaxed/simple; bh=jhyqHZ9A0JXwf8Jkr9SULQxpLu3Omt2PfY0yXjOJdAE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=OKdL5ycBwQI2mI6ISj+wkTGh7jHZI2kU5K2oIZP4gdYQ2q8tB6m3kmzO6hNArsJV7ztH2f+J9jk0K/b9DUjrGV1Ww4OHsefcsAyX2LHEkLzaxKz/2aK7fDN0OVFp6Lvopwev3NzLdgyckg1+9C5t+vW83vZs3ztWenHMO9mgppY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com; spf=pass smtp.mailfrom=arm.com; arc=none smtp.client-ip=217.140.110.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arm.com Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 02EB11007; Fri, 26 Jul 2024 08:19:29 -0700 (PDT) Received: from pluto (usa-sjc-mx-foss1.foss.arm.com [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id D35A53F73F; Fri, 26 Jul 2024 08:19:00 -0700 (PDT) Date: Fri, 26 Jul 2024 16:18:58 +0100 From: Cristian Marussi To: kernel test robot Cc: Cristian Marussi , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, arm-scmi@vger.kernel.org, oe-kbuild-all@lists.linux.dev, sudeep.holla@arm.com, james.quinlan@broadcom.com, f.fainelli@gmail.com, vincent.guittot@linaro.org, etienne.carriere@st.com, peng.fan@oss.nxp.com, michal.simek@amd.com, quic_sibis@quicinc.com, quic_nkela@quicinc.com, ptosi@google.com, dan.carpenter@linaro.org, souvik.chakravarty@arm.com, Peng Fan Subject: Re: [PATCH v2 1/8] firmware: arm_scmi: Introduce setup_shmem_iomap Message-ID: References: <20240710173153.4060457-2-cristian.marussi@arm.com> <202407130355.IWguWKJm-lkp@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <202407130355.IWguWKJm-lkp@intel.com> On Sat, Jul 13, 2024 at 03:44:38AM +0800, kernel test robot wrote: > Hi Cristian, > > kernel test robot noticed the following build warnings: > > [auto build test WARNING on soc/for-next] > [also build test WARNING on next-20240712] > [cannot apply to linus/master v6.10-rc7] > [If your patch is applied to the wrong git tree, kindly drop us a note. > And when submitting patch, we suggest to use '--base' as documented in > https://git-scm.com/docs/git-format-patch#_base_tree_information] > > url: https://github.com/intel-lab-lkp/linux/commits/Cristian-Marussi/firmware-arm_scmi-Introduce-setup_shmem_iomap/20240711-062033 > base: https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git for-next > patch link: https://lore.kernel.org/r/20240710173153.4060457-2-cristian.marussi%40arm.com > patch subject: [PATCH v2 1/8] firmware: arm_scmi: Introduce setup_shmem_iomap > config: arm64-randconfig-r132-20240712 (https://download.01.org/0day-ci/archive/20240713/202407130355.IWguWKJm-lkp@intel.com/config) > compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1) > reproduce: (https://download.01.org/0day-ci/archive/20240713/202407130355.IWguWKJm-lkp@intel.com/reproduce) > > If you fix the issue in a separate patch/commit (i.e. not just a new version of > the same patch/commit), kindly add following tags > | Reported-by: kernel test robot > | Closes: https://lore.kernel.org/oe-kbuild-all/202407130355.IWguWKJm-lkp@intel.com/ > > sparse warnings: (new ones prefixed by >>) > >> drivers/firmware/arm_scmi/shmem.c:153:31: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void [noderef] __iomem * @@ got void * @@ > drivers/firmware/arm_scmi/shmem.c:153:31: sparse: expected void [noderef] __iomem * > drivers/firmware/arm_scmi/shmem.c:153:31: sparse: got void * > drivers/firmware/arm_scmi/shmem.c:156:31: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void [noderef] __iomem * @@ got void * @@ > drivers/firmware/arm_scmi/shmem.c:156:31: sparse: expected void [noderef] __iomem * > drivers/firmware/arm_scmi/shmem.c:156:31: sparse: got void * > drivers/firmware/arm_scmi/shmem.c:165:31: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void [noderef] __iomem * @@ got void * @@ > drivers/firmware/arm_scmi/shmem.c:165:31: sparse: expected void [noderef] __iomem * > drivers/firmware/arm_scmi/shmem.c:165:31: sparse: got void * > drivers/firmware/arm_scmi/shmem.c:172:31: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void [noderef] __iomem * @@ got void * @@ > drivers/firmware/arm_scmi/shmem.c:172:31: sparse: expected void [noderef] __iomem * > drivers/firmware/arm_scmi/shmem.c:172:31: sparse: got void * > > vim +153 drivers/firmware/arm_scmi/shmem.c > > 138 > 139 void __iomem *setup_shmem_iomap(struct scmi_chan_info *cinfo, > 140 struct device *dev, bool tx, > 141 struct resource *res) > 142 { > 143 struct device_node *shmem __free(device_node); > 144 const char *desc = tx ? "Tx" : "Rx"; > 145 int ret, idx = tx ? 0 : 1; > 146 struct device *cdev = cinfo->dev; > 147 struct resource lres = {}; > 148 resource_size_t size; > 149 void __iomem *addr; > 150 > 151 shmem = of_parse_phandle(cdev->of_node, "shmem", idx); > 152 if (!shmem) > > 153 return ERR_PTR(-ENODEV); > Will be fixed in V3 using IOMEM_ERR_PTR() Thanks, Cristian