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 4D296C433F5 for ; Sun, 27 Mar 2022 16:16:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236004AbiC0QRz (ORCPT ); Sun, 27 Mar 2022 12:17:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53804 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234341AbiC0QRw (ORCPT ); Sun, 27 Mar 2022 12:17:52 -0400 Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CB10240E68 for ; Sun, 27 Mar 2022 09:16:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1648397773; x=1679933773; h=date:from:to:cc:subject:message-id:mime-version; bh=bDJl/E6TRK92jHGFkoVLxk1asdnc05rBLkYxMQzqq4s=; b=YqmjqS0b/T1rdj5u62HfdkZy9UEqaJTx7DIues0z58FeNj+cf0Na0WEf D1E0psxjIBv0BqZd+3sO8QISdMiM5n4n+XhVF2fsFuqrMWLWtcS39XUVv KKn54KzDfTu4LNs7pyF9ydAL9joPczVtpeXeRbd1aAPieV2pjsWMnXqnk Xr2HzJNcAXfzESOW2FGFLpvZ0yQLx9wVWCnYK+Ag9FJ39ZqpW0wpUw5H3 KTJR9Oi2tt2lmy4YpYOPFsS4h1lOEq6dWthOqYNQXBDBtR9tlF5TJdC37 5NMcZkzj2htaLBdSKDgw+++fzcsOTOTw9sYk18hlk+QqLMU79sdJaXETK A==; X-IronPort-AV: E=McAfee;i="6200,9189,10299"; a="246349371" X-IronPort-AV: E=Sophos;i="5.90,215,1643702400"; d="scan'208";a="246349371" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Mar 2022 09:16:13 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,215,1643702400"; d="scan'208";a="562436283" Received: from lkp-server02.sh.intel.com (HELO 89b41b6ae01c) ([10.239.97.151]) by orsmga008.jf.intel.com with ESMTP; 27 Mar 2022 09:16:12 -0700 Received: from kbuild by 89b41b6ae01c with local (Exim 4.92) (envelope-from ) id 1nYVYp-0001Dj-Jm; Sun, 27 Mar 2022 16:16:11 +0000 Date: Mon, 28 Mar 2022 00:15:21 +0800 From: kernel test robot To: Hector Martin Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org Subject: [asahilinux:pr/22 96/189] drivers/platform/apple/smc_core.c:202:26: sparse: sparse: cast to restricted __be32 Message-ID: <202203280041.0z3zY6Vd-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://github.com/AsahiLinux/linux pr/22 head: 7ee315306d1a3b0da8cf2a53e7f55889d0e7f034 commit: 322906b25cbf56148e4b57a6368f6d715e48b022 [96/189] platform/apple: Add new Apple Mac SMC driver config: arm64-randconfig-s032-20220327 (https://download.01.org/0day-ci/archive/20220328/202203280041.0z3zY6Vd-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 11.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-dirty # https://github.com/AsahiLinux/linux/commit/322906b25cbf56148e4b57a6368f6d715e48b022 git remote add asahilinux https://github.com/AsahiLinux/linux git fetch --no-tags asahilinux pr/22 git checkout 322906b25cbf56148e4b57a6368f6d715e48b022 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) >> drivers/platform/apple/smc_core.c:202:26: sparse: sparse: cast to restricted __be32 vim +202 drivers/platform/apple/smc_core.c 182 183 struct apple_smc *apple_smc_probe(struct device *dev, const struct apple_smc_backend_ops *ops, void *cookie) 184 { 185 struct apple_smc *smc; 186 u32 count; 187 int ret; 188 189 smc = devm_kzalloc(dev, sizeof(*smc), GFP_KERNEL); 190 if (!smc) 191 return ERR_PTR(-ENOMEM); 192 193 smc->dev = dev; 194 smc->be_cookie = cookie; 195 smc->be = ops; 196 mutex_init(&smc->mutex); 197 RAW_INIT_NOTIFIER_HEAD(&smc->event_handlers); 198 199 ret = apple_smc_read_u32(smc, SMC_KEY(#KEY), &count); 200 if (ret) 201 return ERR_PTR(dev_err_probe(dev, ret, "Failed to get key count")); > 202 smc->key_count = be32_to_cpu(count); 203 204 ret = apple_smc_get_key_by_index(smc, 0, &smc->first_key); 205 if (ret) 206 return ERR_PTR(dev_err_probe(dev, ret, "Failed to get first key")); 207 208 ret = apple_smc_get_key_by_index(smc, smc->key_count - 1, &smc->last_key); 209 if (ret) 210 return ERR_PTR(dev_err_probe(dev, ret, "Failed to get last key")); 211 212 /* Enable notifications */ 213 apple_smc_write_flag(smc, SMC_KEY(NTAP), 1); 214 215 dev_info(dev, "Initialized (%d keys %p4ch..%p4ch)\n", 216 smc->key_count, &smc->first_key, &smc->last_key); 217 218 dev_set_drvdata(dev, smc); 219 220 ret = mfd_add_devices(dev, -1, apple_smc_devs, ARRAY_SIZE(apple_smc_devs), NULL, 0, NULL); 221 if (ret) 222 return ERR_PTR(dev_err_probe(dev, ret, "Subdevice initialization failed")); 223 224 return smc; 225 } 226 EXPORT_SYMBOL(apple_smc_probe); 227 -- 0-DAY CI Kernel Test Service https://01.org/lkp