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X-CSE-ConnectionGUID: yYvH/M8SRpCuGZ7HD97aVw== X-CSE-MsgGUID: /ve3KWq6TuuMzZsMnbcZmg== X-IronPort-AV: E=McAfee;i="6800,10657,11786"; a="90055549" X-IronPort-AV: E=Sophos;i="6.23,235,1770624000"; d="scan'208";a="90055549" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 May 2026 14:37:52 -0700 X-CSE-ConnectionGUID: RkbkFnzaR6C4XsJAUfgmEw== X-CSE-MsgGUID: pFb01DlFRPG2odFL7dt+mg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,235,1770624000"; d="scan'208";a="262254229" Received: from lkp-server02.sh.intel.com (HELO 7a33ad3e7d27) ([10.239.97.151]) by fmviesa001.fm.intel.com with ESMTP; 14 May 2026 14:37:50 -0700 Received: from kbuild by 7a33ad3e7d27 with local (Exim 4.98.2) (envelope-from ) id 1wNdka-000000000Ab-0Kb5; Thu, 14 May 2026 21:37:48 +0000 Date: Fri, 15 May 2026 05:25:11 +0800 From: kernel test robot Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org Subject: drivers/usb/dwc3/core.c:796:45: sparse: sparse: incorrect type in argument 1 (different address spaces) Message-ID: <202605150540.X43iAYqH-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 66182ca873a4e87b3496eca79d57f86b76d7f52d commit: de6c925db978004703944585e9dd57d58aba0fac Merge 7.0-rc4 into usb-next date: 8 weeks ago config: i386-randconfig-063 (https://download.01.org/0day-ci/archive/20260515/202605150540.X43iAYqH-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) sparse: v0.6.5-rc1 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260515/202605150540.X43iAYqH-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 | Fixes: de6c925db978 ("Merge 7.0-rc4 into usb-next") | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202605150540.X43iAYqH-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> drivers/usb/dwc3/core.c:796:45: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct dwc3 *dwc @@ got void [noderef] __iomem *regs @@ drivers/usb/dwc3/core.c:796:45: sparse: expected struct dwc3 *dwc drivers/usb/dwc3/core.c:796:45: sparse: got void [noderef] __iomem *regs drivers/usb/dwc3/core.c:798:40: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct dwc3 *dwc @@ got void [noderef] __iomem *regs @@ drivers/usb/dwc3/core.c:798:40: sparse: expected struct dwc3 *dwc drivers/usb/dwc3/core.c:798:40: sparse: got void [noderef] __iomem *regs vim +796 drivers/usb/dwc3/core.c 30a46746ca5a1ef Krishna Kurapati 2024-04-20 784 a28de6335657561 Ingo Rohloff 2026-03-05 785 static void dwc3_ulpi_setup(struct dwc3 *dwc) a28de6335657561 Ingo Rohloff 2026-03-05 786 { a28de6335657561 Ingo Rohloff 2026-03-05 787 int index; a28de6335657561 Ingo Rohloff 2026-03-05 788 u32 reg; a28de6335657561 Ingo Rohloff 2026-03-05 789 a28de6335657561 Ingo Rohloff 2026-03-05 790 /* Don't do anything if there is no ULPI PHY */ a28de6335657561 Ingo Rohloff 2026-03-05 791 if (!dwc->ulpi) a28de6335657561 Ingo Rohloff 2026-03-05 792 return; a28de6335657561 Ingo Rohloff 2026-03-05 793 a28de6335657561 Ingo Rohloff 2026-03-05 794 if (dwc->enable_usb2_transceiver_delay) { a28de6335657561 Ingo Rohloff 2026-03-05 795 for (index = 0; index < dwc->num_usb2_ports; index++) { a28de6335657561 Ingo Rohloff 2026-03-05 @796 reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(index)); a28de6335657561 Ingo Rohloff 2026-03-05 797 reg |= DWC3_GUSB2PHYCFG_XCVRDLY; a28de6335657561 Ingo Rohloff 2026-03-05 798 dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(index), reg); a28de6335657561 Ingo Rohloff 2026-03-05 799 } a28de6335657561 Ingo Rohloff 2026-03-05 800 } a28de6335657561 Ingo Rohloff 2026-03-05 801 } a28de6335657561 Ingo Rohloff 2026-03-05 802 :::::: The code at line 796 was first introduced by commit :::::: a28de63356575612954d4e5d5f48a2488f50e16d usb: dwc3: Support USB3340x ULPI PHY high-speed negotiation. :::::: TO: Ingo Rohloff :::::: CC: Greg Kroah-Hartman -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki