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 BD998C433EF for ; Sat, 27 Nov 2021 17:57:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1355928AbhK0SAU (ORCPT ); Sat, 27 Nov 2021 13:00:20 -0500 Received: from mga02.intel.com ([134.134.136.20]:6527 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233245AbhK0R6T (ORCPT ); Sat, 27 Nov 2021 12:58:19 -0500 X-IronPort-AV: E=McAfee;i="6200,9189,10181"; a="223003070" X-IronPort-AV: E=Sophos;i="5.87,269,1631602800"; d="scan'208";a="223003070" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Nov 2021 09:55:04 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.87,269,1631602800"; d="scan'208";a="457980073" Received: from lkp-server02.sh.intel.com (HELO 9e1e9f9b3bcb) ([10.239.97.151]) by orsmga003.jf.intel.com with ESMTP; 27 Nov 2021 09:55:03 -0800 Received: from kbuild by 9e1e9f9b3bcb with local (Exim 4.92) (envelope-from ) id 1mr1ug-0009pp-JU; Sat, 27 Nov 2021 17:55:02 +0000 Date: Sun, 28 Nov 2021 01:54:33 +0800 From: kernel test robot To: Andrew Lunn Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-kernel@vger.kernel.org Subject: drivers/net/mdio/mdio-xgene.c:337:13: warning: cast to smaller integer type 'enum xgene_mdio_id' from 'const void *' Message-ID: <202111280114.D7JHY3PG-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 Hi Andrew, First bad commit (maybe != root cause): tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: c5c17547b778975b3d83a73c8d84e8fb5ecf3ba5 commit: a9770eac511ad82390b9f4a3c1728e078c387ac7 net: mdio: Move MDIO drivers into a new subdirectory date: 1 year, 3 months ago config: arm64-randconfig-r032-20211118 (https://download.01.org/0day-ci/archive/20211128/202111280114.D7JHY3PG-lkp@intel.com/config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project c46becf500df2a7fb4b4fce16178a036c344315a) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a9770eac511ad82390b9f4a3c1728e078c387ac7 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout a9770eac511ad82390b9f4a3c1728e078c387ac7 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/clk/zynqmp/ drivers/gpio/ drivers/gpu/drm/ drivers/net/mdio/ drivers/net/wireless/intel/ipw2x00/ drivers/net/wireless/intel/iwlwifi/mvm/ drivers/staging/rtl8188eu/ drivers/usb/gadget/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/net/mdio/mdio-xgene.c:337:13: warning: cast to smaller integer type 'enum xgene_mdio_id' from 'const void *' [-Wvoid-pointer-to-enum-cast] mdio_id = (enum xgene_mdio_id)of_id->data; ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1 warning generated. vim +337 drivers/net/mdio/mdio-xgene.c 1f3d62090d3ba4 drivers/net/phy/mdio-xgene.c Arnd Bergmann 2017-02-01 324 1f3d62090d3ba4 drivers/net/phy/mdio-xgene.c Arnd Bergmann 2017-02-01 325 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 326 static int xgene_mdio_probe(struct platform_device *pdev) 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 327 { 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 328 struct device *dev = &pdev->dev; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 329 struct mii_bus *mdio_bus; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 330 const struct of_device_id *of_id; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 331 struct xgene_mdio_pdata *pdata; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 332 void __iomem *csr_base; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 333 int mdio_id = 0, ret = 0; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 334 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 335 of_id = of_match_device(xgene_mdio_of_match, &pdev->dev); 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 336 if (of_id) { 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 @337 mdio_id = (enum xgene_mdio_id)of_id->data; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 338 } else { 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 339 #ifdef CONFIG_ACPI 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 340 const struct acpi_device_id *acpi_id; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 341 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 342 acpi_id = acpi_match_device(xgene_mdio_acpi_match, &pdev->dev); 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 343 if (acpi_id) 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 344 mdio_id = (enum xgene_mdio_id)acpi_id->driver_data; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 345 #endif 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 346 } 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 347 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 348 if (!mdio_id) 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 349 return -ENODEV; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 350 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 351 pdata = devm_kzalloc(dev, sizeof(struct xgene_mdio_pdata), GFP_KERNEL); 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 352 if (!pdata) 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 353 return -ENOMEM; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 354 pdata->mdio_id = mdio_id; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 355 pdata->dev = dev; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 356 0ae9fce32c5e5d drivers/net/phy/mdio-xgene.c YueHaibing 2019-08-01 357 csr_base = devm_platform_ioremap_resource(pdev, 0); b2df430b52cf9e drivers/net/phy/mdio-xgene.c Wei Yongjun 2016-07-28 358 if (IS_ERR(csr_base)) 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 359 return PTR_ERR(csr_base); 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 360 pdata->mac_csr_addr = csr_base; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 361 pdata->mdio_csr_addr = csr_base + BLOCK_XG_MDIO_CSR_OFFSET; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 362 pdata->diag_csr_addr = csr_base + BLOCK_DIAG_CSR_OFFSET; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 363 8ec7074a6bf74e drivers/net/phy/mdio-xgene.c Quan Nguyen 2017-05-10 364 if (mdio_id == XGENE_MDIO_RGMII) 8ec7074a6bf74e drivers/net/phy/mdio-xgene.c Quan Nguyen 2017-05-10 365 spin_lock_init(&pdata->mac_lock); 8ec7074a6bf74e drivers/net/phy/mdio-xgene.c Quan Nguyen 2017-05-10 366 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 367 if (dev->of_node) { 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 368 pdata->clk = devm_clk_get(dev, NULL); 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 369 if (IS_ERR(pdata->clk)) { 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 370 dev_err(dev, "Unable to retrieve clk\n"); 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 371 return PTR_ERR(pdata->clk); 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 372 } 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 373 } 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 374 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 375 ret = xgene_mdio_reset(pdata); 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 376 if (ret) 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 377 return ret; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 378 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 379 mdio_bus = mdiobus_alloc(); ab14436065c806 drivers/net/phy/mdio-xgene.c Alexey Khoroshilov 2017-12-16 380 if (!mdio_bus) { ab14436065c806 drivers/net/phy/mdio-xgene.c Alexey Khoroshilov 2017-12-16 381 ret = -ENOMEM; ab14436065c806 drivers/net/phy/mdio-xgene.c Alexey Khoroshilov 2017-12-16 382 goto out_clk; ab14436065c806 drivers/net/phy/mdio-xgene.c Alexey Khoroshilov 2017-12-16 383 } 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 384 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 385 mdio_bus->name = "APM X-Gene MDIO bus"; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 386 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 387 if (mdio_id == XGENE_MDIO_RGMII) { 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 388 mdio_bus->read = xgene_mdio_rgmii_read; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 389 mdio_bus->write = xgene_mdio_rgmii_write; 8ec7074a6bf74e drivers/net/phy/mdio-xgene.c Quan Nguyen 2017-05-10 390 mdio_bus->priv = (void __force *)pdata; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 391 snprintf(mdio_bus->id, MII_BUS_ID_SIZE, "%s", 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 392 "xgene-mii-rgmii"); 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 393 } else { 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 394 mdio_bus->read = xgene_xfi_mdio_read; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 395 mdio_bus->write = xgene_xfi_mdio_write; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 396 mdio_bus->priv = (void __force *)pdata->mdio_csr_addr; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 397 snprintf(mdio_bus->id, MII_BUS_ID_SIZE, "%s", 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 398 "xgene-mii-xfi"); 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 399 } 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 400 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 401 mdio_bus->parent = dev; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 402 platform_set_drvdata(pdev, pdata); 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 403 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 404 if (dev->of_node) { 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 405 ret = of_mdiobus_register(mdio_bus, dev->of_node); 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 406 } else { 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 407 #ifdef CONFIG_ACPI 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 408 /* Mask out all PHYs from auto probing. */ 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 409 mdio_bus->phy_mask = ~0; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 410 ret = mdiobus_register(mdio_bus); 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 411 if (ret) ab14436065c806 drivers/net/phy/mdio-xgene.c Alexey Khoroshilov 2017-12-16 412 goto out_mdiobus; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 413 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 414 acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_HANDLE(dev), 1, 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 415 acpi_register_phy, NULL, mdio_bus, NULL); 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 416 #endif 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 417 } 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 418 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 419 if (ret) ab14436065c806 drivers/net/phy/mdio-xgene.c Alexey Khoroshilov 2017-12-16 420 goto out_mdiobus; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 421 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 422 pdata->mdio_bus = mdio_bus; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 423 xgene_mdio_status = true; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 424 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 425 return 0; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 426 ab14436065c806 drivers/net/phy/mdio-xgene.c Alexey Khoroshilov 2017-12-16 427 out_mdiobus: 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 428 mdiobus_free(mdio_bus); 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 429 ab14436065c806 drivers/net/phy/mdio-xgene.c Alexey Khoroshilov 2017-12-16 430 out_clk: ab14436065c806 drivers/net/phy/mdio-xgene.c Alexey Khoroshilov 2017-12-16 431 if (dev->of_node) ab14436065c806 drivers/net/phy/mdio-xgene.c Alexey Khoroshilov 2017-12-16 432 clk_disable_unprepare(pdata->clk); ab14436065c806 drivers/net/phy/mdio-xgene.c Alexey Khoroshilov 2017-12-16 433 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 434 return ret; 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 435 } 43b3cf6634a4ae drivers/net/phy/mdio-xgene.c Iyappan Subramanian 2016-07-25 436 :::::: The code at line 337 was first introduced by commit :::::: 43b3cf6634a4ae2eac3b6f08019db8f19a114811 drivers: net: phy: xgene: Add MDIO driver :::::: TO: Iyappan Subramanian :::::: CC: David S. Miller --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org