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X-CSE-ConnectionGUID: XyOWmbc9S+ajlR4pQ6ZMPw== X-CSE-MsgGUID: I+cOpM/+RAm0Nn/ZHFaZlw== X-IronPort-AV: E=McAfee;i="6800,10657,11745"; a="78638794" X-IronPort-AV: E=Sophos;i="6.23,153,1770624000"; d="scan'208";a="78638794" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Mar 2026 21:10:41 -0700 X-CSE-ConnectionGUID: uqtPI94cS4OAafsD3P2hKw== X-CSE-MsgGUID: JUIOx9YFSrijQbjR1Ypalw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,153,1770624000"; d="scan'208";a="230976723" Received: from lkp-server01.sh.intel.com (HELO 283bf2e1b94a) ([10.239.97.150]) by orviesa004.jf.intel.com with ESMTP; 31 Mar 2026 21:10:36 -0700 Received: from kbuild by 283bf2e1b94a with local (Exim 4.98.2) (envelope-from ) id 1w7muX-000000004m2-3ahq; Wed, 01 Apr 2026 04:10:33 +0000 Date: Wed, 1 Apr 2026 12:10:07 +0800 From: kernel test robot To: Florian Eckert , Lorenzo Pieralisi , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , Manivannan Sadhasivam , Rob Herring , Bjorn Helgaas , Johan Hovold , Sajid Dalvi , Ajay Agarwal , Krzysztof Kozlowski , Conor Dooley , Rahul Tanwar Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Florian Eckert , Eckert.Florian@googlemail.com, ms@dev.tdt.de Subject: Re: [PATCH v2 4/7] PCI: intel-gw: Add start_link callback function Message-ID: <202604011157.4RiSNWVi-lkp@intel.com> References: <20260330-pcie-intel-gw-v2-4-8bd07367a298@dev.tdt.de> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260330-pcie-intel-gw-v2-4-8bd07367a298@dev.tdt.de> Hi Florian, kernel test robot noticed the following build warnings: [auto build test WARNING on f338e77383789c0cae23ca3d48adcc5e9e137e3c] url: https://github.com/intel-lab-lkp/linux/commits/Florian-Eckert/PCI-intel-gw-Remove-unused-define/20260401-051352 base: f338e77383789c0cae23ca3d48adcc5e9e137e3c patch link: https://lore.kernel.org/r/20260330-pcie-intel-gw-v2-4-8bd07367a298%40dev.tdt.de patch subject: [PATCH v2 4/7] PCI: intel-gw: Add start_link callback function config: arm64-randconfig-001-20260401 (https://download.01.org/0day-ci/archive/20260401/202604011157.4RiSNWVi-lkp@intel.com/config) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260401/202604011157.4RiSNWVi-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/202604011157.4RiSNWVi-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/pci/controller/dwc/pcie-intel-gw.c:329:1: warning: unused label 'err' [-Wunused-label] 329 | err: | ^~~~ 1 warning generated. vim +/err +329 drivers/pci/controller/dwc/pcie-intel-gw.c 6cbd614d1f7c81 Florian Eckert 2026-03-30 296 733770d4a2bea0 Fan Fei 2021-12-22 297 static int intel_pcie_host_setup(struct intel_pcie *pcie) ed22aaaede44f6 Dilip Kota 2019-12-09 298 { ed22aaaede44f6 Dilip Kota 2019-12-09 299 int ret; 733770d4a2bea0 Fan Fei 2021-12-22 300 struct dw_pcie *pci = &pcie->pci; ed22aaaede44f6 Dilip Kota 2019-12-09 301 733770d4a2bea0 Fan Fei 2021-12-22 302 intel_pcie_core_rst_assert(pcie); 733770d4a2bea0 Fan Fei 2021-12-22 303 intel_pcie_device_rst_assert(pcie); 733770d4a2bea0 Fan Fei 2021-12-22 304 intel_pcie_core_rst_deassert(pcie); ed22aaaede44f6 Dilip Kota 2019-12-09 305 1927e1ec66a6ee Florian Eckert 2026-03-30 306 /* Controller clock must be provided earlier than PHY */ 733770d4a2bea0 Fan Fei 2021-12-22 307 ret = clk_prepare_enable(pcie->core_clk); ed22aaaede44f6 Dilip Kota 2019-12-09 308 if (ret) { 733770d4a2bea0 Fan Fei 2021-12-22 309 dev_err(pcie->pci.dev, "Core clock enable failed: %d\n", ret); ed22aaaede44f6 Dilip Kota 2019-12-09 310 goto clk_err; ed22aaaede44f6 Dilip Kota 2019-12-09 311 } ed22aaaede44f6 Dilip Kota 2019-12-09 312 1cc9a559993a4a Rob Herring 2020-11-05 313 pci->atu_base = pci->dbi_base + 0xC0000; 1cc9a559993a4a Rob Herring 2020-11-05 314 1927e1ec66a6ee Florian Eckert 2026-03-30 315 ret = phy_init(pcie->phy); 1927e1ec66a6ee Florian Eckert 2026-03-30 316 if (ret) 1927e1ec66a6ee Florian Eckert 2026-03-30 317 goto phy_err; 1927e1ec66a6ee Florian Eckert 2026-03-30 318 733770d4a2bea0 Fan Fei 2021-12-22 319 intel_pcie_ltssm_disable(pcie); 733770d4a2bea0 Fan Fei 2021-12-22 320 intel_pcie_link_setup(pcie); 1cc9a559993a4a Rob Herring 2020-11-05 321 intel_pcie_init_n_fts(pci); ce06bf570390fb Serge Semin 2022-06-24 322 1cc9a559993a4a Rob Herring 2020-11-05 323 dw_pcie_upconfig_setup(pci); 1cc9a559993a4a Rob Herring 2020-11-05 324 4db57fd92a7d2d Florian Eckert 2026-03-30 325 intel_pcie_core_irq_enable(pcie); ed22aaaede44f6 Dilip Kota 2019-12-09 326 ed22aaaede44f6 Dilip Kota 2019-12-09 327 return 0; ed22aaaede44f6 Dilip Kota 2019-12-09 328 1927e1ec66a6ee Florian Eckert 2026-03-30 @329 err: 1927e1ec66a6ee Florian Eckert 2026-03-30 330 phy_exit(pcie->phy); 1927e1ec66a6ee Florian Eckert 2026-03-30 331 phy_err: 733770d4a2bea0 Fan Fei 2021-12-22 332 clk_disable_unprepare(pcie->core_clk); ed22aaaede44f6 Dilip Kota 2019-12-09 333 clk_err: 733770d4a2bea0 Fan Fei 2021-12-22 334 intel_pcie_core_rst_assert(pcie); ed22aaaede44f6 Dilip Kota 2019-12-09 335 ed22aaaede44f6 Dilip Kota 2019-12-09 336 return ret; ed22aaaede44f6 Dilip Kota 2019-12-09 337 } ed22aaaede44f6 Dilip Kota 2019-12-09 338 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki