From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A7D65C61D97 for ; Wed, 22 Nov 2023 14:49:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344176AbjKVOtN (ORCPT ); Wed, 22 Nov 2023 09:49:13 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35978 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231594AbjKVOtK (ORCPT ); Wed, 22 Nov 2023 09:49:10 -0500 Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.43]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 20484DD; Wed, 22 Nov 2023 06:49:05 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1700664546; x=1732200546; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=xfM2rHlddJWb6LuHvIur/k83wR9tmmt10e5ezN6jTtk=; b=k/Q0WXBvKVvjSWJhRBRNtg46X8fh594q0xR4QB2KyzyVUFPSOhK3vW/Q 4me32ENVyYk7hxAw6VCkRxjK7fCOwQjiau0kVK5jgLtf4DB2JvJXNLOIj a2d4qn26ivUTF83Jgo+4nhAsOkb4DKzoZ8UAEjvU3XYS4o80D1PoVpKAd I3IZwfL5o889jh3hy20hruSrOl8F1CwCACEtxvc0t5L9ucoCoQPeR8gt4 erq3S/aE7sOYOJH+VchAj5rzbD+/AfnVrGDVvNxAHUayRgzve8ri1XmyN iu3MGlwlnN0T0Trqq2FaIlqByRt/tRyctcl4LAdzeIHjXcwYA4iWszukJ g==; X-IronPort-AV: E=McAfee;i="6600,9927,10902"; a="478269604" X-IronPort-AV: E=Sophos;i="6.04,219,1695711600"; d="scan'208";a="478269604" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Nov 2023 06:49:05 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.04,219,1695711600"; d="scan'208";a="15284525" Received: from lkp-server01.sh.intel.com (HELO d584ee6ebdcc) ([10.239.97.150]) by fmviesa001.fm.intel.com with ESMTP; 22 Nov 2023 06:49:02 -0800 Received: from kbuild by d584ee6ebdcc with local (Exim 4.96) (envelope-from ) id 1r5oXD-0000ZL-2T; Wed, 22 Nov 2023 14:48:59 +0000 Date: Wed, 22 Nov 2023 22:48:44 +0800 From: kernel test robot To: Stanislav Kinsburskii , ryder.lee@mediatek.com, jianjun.wang@mediatek.com, lpieralisi@kernel.org, kw@linux.com, robh@kernel.org, bhelgaas@google.com, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, linux-pci@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Subject: Re: [PATCH v2] PCI: mediatek: Fix sparse warning caused to virt_to_phys() prototype change Message-ID: <202311221830.SR5dv3X7-lkp@intel.com> References: <170052491316.21557.13173111699965824301.stgit@skinsburskii.> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <170052491316.21557.13173111699965824301.stgit@skinsburskii.> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Stanislav, kernel test robot noticed the following build errors: [auto build test ERROR on pci/next] [also build test ERROR on pci/for-linus linus/master v6.7-rc2 next-20231122] [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/Stanislav-Kinsburskii/PCI-mediatek-Fix-sparse-warning-caused-to-virt_to_phys-prototype-change/20231121-080253 base: https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git next patch link: https://lore.kernel.org/r/170052491316.21557.13173111699965824301.stgit%40skinsburskii. patch subject: [PATCH v2] PCI: mediatek: Fix sparse warning caused to virt_to_phys() prototype change config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20231122/202311221830.SR5dv3X7-lkp@intel.com/config) compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git ae42196bc493ffe877a7e3dff8be32035dea4d07) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231122/202311221830.SR5dv3X7-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/202311221830.SR5dv3X7-lkp@intel.com/ All errors (new ones prefixed by >>): >> drivers/pci/controller/pcie-mediatek.c:400:22: error: passing 'const void *' to parameter of type 'volatile void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers] addr = virt_to_phys((__force const void *)port->base + PCIE_MSI_VECTOR); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/io.h:128:55: note: passing argument to parameter 'address' here static inline phys_addr_t virt_to_phys(volatile void *address) ^ drivers/pci/controller/pcie-mediatek.c:523:26: error: passing 'const void *' to parameter of type 'volatile void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers] msg_addr = virt_to_phys((__force const void *)port->base + PCIE_MSI_VECTOR); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/io.h:128:55: note: passing argument to parameter 'address' here static inline phys_addr_t virt_to_phys(volatile void *address) ^ 2 errors generated. vim +400 drivers/pci/controller/pcie-mediatek.c 393 394 static void mtk_compose_msi_msg(struct irq_data *data, struct msi_msg *msg) 395 { 396 struct mtk_pcie_port *port = irq_data_get_irq_chip_data(data); 397 phys_addr_t addr; 398 399 /* MT2712/MT7622 only support 32-bit MSI addresses */ > 400 addr = virt_to_phys((__force const void *)port->base + PCIE_MSI_VECTOR); 401 msg->address_hi = 0; 402 msg->address_lo = lower_32_bits(addr); 403 404 msg->data = data->hwirq; 405 406 dev_dbg(port->pcie->dev, "msi#%d address_hi %#x address_lo %#x\n", 407 (int)data->hwirq, msg->address_hi, msg->address_lo); 408 } 409 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki