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 X-Spam-Level: X-Spam-Status: No, score=-7.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D5420C433DF for ; Fri, 15 May 2020 13:44:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BC0332078C for ; Fri, 15 May 2020 13:44:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726231AbgEONoI (ORCPT ); Fri, 15 May 2020 09:44:08 -0400 Received: from mga04.intel.com ([192.55.52.120]:60750 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726016AbgEONoH (ORCPT ); Fri, 15 May 2020 09:44:07 -0400 IronPort-SDR: vgXafYPNrZei6ZKRyO6G8T/q3ZNdA899gAHAf3yARhVafce2xfOc76umBqvjMuDm5CEMluuGKt c/xeyxd0A13A== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 May 2020 06:44:07 -0700 IronPort-SDR: XUuWNIa/68RF2TL7GYDZ0s/YCiuLMpru58HLd5CXgkXXhAEkeWFMozt3KinDZ4zrLhmR6Dbdkm 2j14CFRSWdTA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.73,395,1583222400"; d="scan'208";a="464907167" Received: from lkp-server01.sh.intel.com (HELO lkp-server01) ([10.239.97.150]) by fmsmga006.fm.intel.com with ESMTP; 15 May 2020 06:44:03 -0700 Received: from kbuild by lkp-server01 with local (Exim 4.89) (envelope-from ) id 1jZad9-00018C-6A; Fri, 15 May 2020 21:44:03 +0800 Date: Fri, 15 May 2020 21:43:26 +0800 From: kbuild test robot To: "Ramuthevar,Vadivel MuruganX" , linux-kernel@vger.kernel.org, linux-mtd@lists.infradead.org, devicetree@vger.kernel.org Cc: kbuild-all@lists.01.org, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, arnd@arndb.de, brendanhiggins@google.com, tglx@linutronix.de, boris.brezillon@collabora.com, anders.roxell@linaro.org, masonccyang@mxic.com.tw Subject: Re: [PATCH v7 2/2] mtd: rawnand: Add NAND controller support on Intel LGM SoC Message-ID: <202005152142.AWvx4xc5%lkp@intel.com> References: <20200515105537.4876-3-vadivel.muruganx.ramuthevar@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200515105537.4876-3-vadivel.muruganx.ramuthevar@linux.intel.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi "Ramuthevar,Vadivel, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on robh/for-next] [also build test WARNING on arm-soc/for-next linus/master linux/master v5.7-rc5 next-20200514] [cannot apply to mtd/master] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Ramuthevar-Vadivel-MuruganX/mtd-rawnand-Add-NAND-controller-support-on-Intel-LGM-SoC/20200515-185904 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next reproduce: # apt-get install sparse # sparse version: v0.6.1-193-gb8fad4bc-dirty make ARCH=x86_64 allmodconfig make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot sparse warnings: (new ones prefixed by >>) >> drivers/mtd/nand/raw/intel-nand-controller.c:441:24: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int val @@ got restricted __be32 [assignedunsigned int val @@ >> drivers/mtd/nand/raw/intel-nand-controller.c:441:24: sparse: expected unsigned int val >> drivers/mtd/nand/raw/intel-nand-controller.c:441:24: sparse: got restricted __be32 [assigned] [usertype] reg drivers/mtd/nand/raw/intel-nand-controller.c:444:24: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int val @@ got restricted __be32 [assignedunsigned int val @@ drivers/mtd/nand/raw/intel-nand-controller.c:444:24: sparse: expected unsigned int val drivers/mtd/nand/raw/intel-nand-controller.c:444:24: sparse: got restricted __be32 [assigned] [usertype] reg vim +441 drivers/mtd/nand/raw/intel-nand-controller.c 420 421 static int ebu_nand_write_page_hwecc(struct nand_chip *chip, const u8 *buf, 422 int oob_required, int page) 423 { 424 struct mtd_info *mtd = nand_to_mtd(chip); 425 struct ebu_nand_controller *ebu_host = nand_get_controller_data(chip); 426 void __iomem *int_sta = ebu_host->hsnand + HSNAND_INT_STA; 427 int ret, val, x; 428 __be32 reg; 429 430 ebu_nand_trigger(ebu_host, page, NAND_CMD_SEQIN); 431 432 ret = ebu_dma_start(ebu_host, DMA_MEM_TO_DEV, buf, mtd->writesize); 433 if (ret) 434 return ret; 435 436 if (oob_required) { 437 const u8 *pdata; 438 439 pdata = chip->oob_poi; 440 reg = cpu_to_be32(*pdata++); > 441 writel(reg, ebu_host->hsnand + HSNAND_CMSG_0); 442 443 reg = cpu_to_be32(*pdata); 444 writel(reg, ebu_host->hsnand + HSNAND_CMSG_1); 445 } 446 447 ret = readl_poll_timeout_atomic(int_sta, val, 448 !(val & HSNAND_INT_STA_WR_C), 10, 1000); 449 if (ret) 450 return -EIO; 451 452 x = readl(ebu_host->hsnand + HSNAND_CTL); 453 x &= ~HSNAND_CTL_GO; 454 writel(x, ebu_host->hsnand + HSNAND_CTL); 455 456 return 0; 457 } 458 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org