From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.15]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 475EF392823 for ; Sun, 4 Oct 2026 14:57:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.15 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791125846; cv=none; b=M0Z4f906YcPLnp1C3kKhL5qlv5Xy4qGJEJ4d2tAtPyfwL6aAWhwn6T93LTQtffr8MEZOY+A5pooJ40PZKLu3wr6e0EkE0S4lOXByj02gBrSjGjBqEAeSwlh+9PISnQKmTT4bxYFJZLqy7mvrmQDwGrmTD/54f5DRb9sDHGpX/E4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791125846; c=relaxed/simple; bh=jKRDeQWHATNQKguOq+DACJaAb5fWymP47mTILZgh/pw=; h=Date:From:To:Cc:Subject:Message-ID; b=XJjrC0gcfULCNGdskjCcK9w91y2YlCvv0MMyoXYklGmYay0wk649R2FICbPtE6ETWtqoB7iCt3oIlmt90IJKudPGDkNvXSB71g/iEz/ZGJ8qUqYpBx1yEL55GhYtUsUyqI6gAfFfLzNzKKFMx/SPQO4TRBYq51sMV7v4d6Fab9Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=cfW+upAc; arc=none smtp.client-ip=198.175.65.15 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="cfW+upAc" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1791125842; x=1822661842; h=date:from:to:cc:subject:message-id; bh=jKRDeQWHATNQKguOq+DACJaAb5fWymP47mTILZgh/pw=; b=cfW+upAcXHqbFQ+F1gGuO3j2tXvLajngenslrTaO/9p1//V+vVMcUB39 4+/PlD8hhNbWpUjh7x/rXRu3NTR1GoKdW4BCZ/Zp8Ok+sNzj9DYACH1FM kfMuy6OGwkhJfd5Q00iR4QiEqE4HTCw5wYgaiopXWu+29RYFGTPPUgNpN PfpPjnkayxQe0hyWR68uj+INRr7VeeP7QfQa969/K0IFkas73CwXKXZAi JtEVPGp/hd0NpPERI12DUZfAhLt23c1qDaim/AxwBSbjo02TBi182bI+D GGEiSNbLyOdxjeW3Dlkge1rjdQqCKdcQcBw/iEeutrK6yEPMOx83GvgSa Q==; X-CSE-ConnectionGUID: CkjSettlS5mAU5jNv/NEXQ== X-CSE-MsgGUID: lnyFIRScSeyN30r9vfG9JA== X-IronPort-AV: E=McAfee;i="6800,10657,11925"; a="94524592" X-IronPort-AV: E=Sophos;i="6.27,139,1787036400"; d="scan'208";a="94524592" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Oct 2026 07:57:18 -0700 X-CSE-ConnectionGUID: ww61SwTSSHGfFlJVdNpdkw== X-CSE-MsgGUID: AYkCI+9SRoCWIdNc5Jnbqw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,139,1787036400"; d="scan'208";a="284698988" Received: from lkp-server01.sh.intel.com (HELO 462990a40a85) ([10.239.97.150]) by fmviesa005.fm.intel.com with ESMTP; 04 Oct 2026 07:57:16 -0700 Received: from kbuild by 462990a40a85 with local (Exim 4.98.2) (envelope-from ) id 1xDNeL-00000000Uoj-3IxK; Sun, 04 Oct 2026 14:57:13 +0000 Date: Sun, 04 Oct 2026 22:56:54 +0800 From: kernel test robot To: Bjorn Helgaas Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-pci@vger.kernel.org Subject: [pci:next 20/29] drivers/pci/controller/dwc/pcie-rcar-gen4.c:307:30: error: use of undeclared identifier 'PCIE_PORT_LANE_SKEW' Message-ID: <202610042255.a8dle5HM-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: tree: https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git next head: 372b7a0d9c7c0cb724b259db9d39c785ad9dec74 commit: 9bab7146bd9ef2700f42d705d8e01d7d95362d0f [20/29] Merge branch 'pci/controller/dwc-rcar-gen4' config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20261004/202610042255.a8dle5HM-lkp@intel.com/config) compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project 5f609f950d2e80addf5566623013db68394334db) rustc: rustc 1.96.0 (ac68faa20 2026-05-25) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261004/202610042255.a8dle5HM-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/202610042255.a8dle5HM-lkp@intel.com/ All errors (new ones prefixed by >>): >> drivers/pci/controller/dwc/pcie-rcar-gen4.c:307:30: error: use of undeclared identifier 'PCIE_PORT_LANE_SKEW' 307 | val = dw_pcie_readl_dbi(dw, PCIE_PORT_LANE_SKEW); | ^~~~~~~~~~~~~~~~~~~ drivers/pci/controller/dwc/pcie-rcar-gen4.c:311:25: error: use of undeclared identifier 'PCIE_PORT_LANE_SKEW' 311 | dw_pcie_writel_dbi(dw, PCIE_PORT_LANE_SKEW, val); | ^~~~~~~~~~~~~~~~~~~ drivers/pci/controller/dwc/pcie-rcar-gen4.c:338:30: error: use of undeclared identifier 'PCIE_PORT_LANE_SKEW' 338 | val = dw_pcie_readl_dbi(dw, PCIE_PORT_LANE_SKEW); | ^~~~~~~~~~~~~~~~~~~ drivers/pci/controller/dwc/pcie-rcar-gen4.c:342:25: error: use of undeclared identifier 'PCIE_PORT_LANE_SKEW' 342 | dw_pcie_writel_dbi(dw, PCIE_PORT_LANE_SKEW, val); | ^~~~~~~~~~~~~~~~~~~ 4 errors generated. vim +/PCIE_PORT_LANE_SKEW +307 drivers/pci/controller/dwc/pcie-rcar-gen4.c 0d0c551011df45 Yoshihiro Shimoda 2023-10-18 294 eeeb72fab4a569 Marek Vasut 2026-09-21 295 static int rcar_gen4_v4h_v4m_pcie_init(struct rcar_gen4_pcie *rcar) eeeb72fab4a569 Marek Vasut 2026-09-21 296 { eeeb72fab4a569 Marek Vasut 2026-09-21 297 struct dw_pcie *dw = &rcar->dw; eeeb72fab4a569 Marek Vasut 2026-09-21 298 u32 val; eeeb72fab4a569 Marek Vasut 2026-09-21 299 int ret; eeeb72fab4a569 Marek Vasut 2026-09-21 300 eeeb72fab4a569 Marek Vasut 2026-09-21 301 /* R-Car Gen4 common initialization. */ eeeb72fab4a569 Marek Vasut 2026-09-21 302 ret = rcar_gen4_pcie_common_init(rcar); eeeb72fab4a569 Marek Vasut 2026-09-21 303 if (ret) eeeb72fab4a569 Marek Vasut 2026-09-21 304 return ret; eeeb72fab4a569 Marek Vasut 2026-09-21 305 eeeb72fab4a569 Marek Vasut 2026-09-21 306 /* R-Car V4H and V4M specific additional initialization. */ eeeb72fab4a569 Marek Vasut 2026-09-21 @307 val = dw_pcie_readl_dbi(dw, PCIE_PORT_LANE_SKEW); eeeb72fab4a569 Marek Vasut 2026-09-21 308 val &= ~PORT_LANE_SKEW_INSERT_MASK; eeeb72fab4a569 Marek Vasut 2026-09-21 309 if (dw->num_lanes < 4) eeeb72fab4a569 Marek Vasut 2026-09-21 310 val |= BIT(6); eeeb72fab4a569 Marek Vasut 2026-09-21 311 dw_pcie_writel_dbi(dw, PCIE_PORT_LANE_SKEW, val); eeeb72fab4a569 Marek Vasut 2026-09-21 312 eeeb72fab4a569 Marek Vasut 2026-09-21 313 val = readl(rcar->base + PCIEPWRMNGCTRL); eeeb72fab4a569 Marek Vasut 2026-09-21 314 val |= APP_CLK_REQ_N | APP_CLK_PM_EN; eeeb72fab4a569 Marek Vasut 2026-09-21 315 writel(val, rcar->base + PCIEPWRMNGCTRL); eeeb72fab4a569 Marek Vasut 2026-09-21 316 eeeb72fab4a569 Marek Vasut 2026-09-21 317 return 0; eeeb72fab4a569 Marek Vasut 2026-09-21 318 } eeeb72fab4a569 Marek Vasut 2026-09-21 319 :::::: The code at line 307 was first introduced by commit :::::: eeeb72fab4a569c1cc547c9bf220c808dd37f83d PCI: rcar-gen4: Rework .additional_common_init() into .init() :::::: TO: Marek Vasut :::::: CC: Bjorn Helgaas -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki