From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.9]) (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 3E1E423C9 for ; Wed, 26 Feb 2025 04:50:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.9 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740545448; cv=none; b=KF5zIMRnaN0sMk1gJ68vGtkJTMP1f/85M0L3fH0B7JW1Opkztz5I4hGS0TyWl5St81SdPohfTsNqWBqsMX9YjNzo8KtWg9sJ6fbgaeGqzoyIFM0WVeEHXCEX6kAIJIsNkz3srmFm3Kb9Ryz2gehKeuXWvOtqH2HHXKiTCNlLeG0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740545448; c=relaxed/simple; bh=LrlnM2OkopkiqGBrCf/LepDXtH67jEx8lQKaGmIMR4M=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=t5M+uWBfMc45pggrv5SbvU7wx0lfrv7t4RA0KULezrTnlU0ewLcVu7VtHEFTy3jgg/hu8z3NbNV5KjENb4A1ZJJVRoA1ixlTMJdfi6wOadUIXgKKVN6oaiNVySN8//PnIwwE5hHxunZjUlyOFnVM2eRE0qn/WrEQ9fR3jpFSHaE= 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=ZEePkJSS; arc=none smtp.client-ip=192.198.163.9 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="ZEePkJSS" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1740545446; x=1772081446; h=date:from:to:cc:subject:message-id:mime-version; bh=LrlnM2OkopkiqGBrCf/LepDXtH67jEx8lQKaGmIMR4M=; b=ZEePkJSS1ZWdP1lwXNwTqjz2akiSx6Eah+Fmzo8aeciJ09rxL5nszSty T3hLbvJxh1EEDg4dWQaL5D5T2kVq5fWNPrQpPOPsJhINZXmiY25/vMyOi PZrpgyxPKHZL2io30AgZCr9L+5OjrRKl2XISF5B+rIrA5pdlfHBs/dIxv 4ursXbt/xfbcw5sLFJzlhs3+QXtWb4MizGYGqbtYHBu2eGwUBAHPLBiyX SssIZGgAonm4YobLAyuXyqMxJgfIRbL9Tcq9VBwscZkpnqamBqjV+nw6R 0p1n3dnRMXoTe0UAlqgIuLQRl3sLPf5kcFFgTjQ9OK3vKbScYnPxS2n9A w==; X-CSE-ConnectionGUID: Qx5QiCQRTgiIL5kywwMWnQ== X-CSE-MsgGUID: +8aSK0rfTTaHRdSF/bBukg== X-IronPort-AV: E=McAfee;i="6700,10204,11356"; a="52015298" X-IronPort-AV: E=Sophos;i="6.13,316,1732608000"; d="scan'208";a="52015298" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by fmvoesa103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Feb 2025 20:50:45 -0800 X-CSE-ConnectionGUID: FVI8rtARSceJqvL4Jvbptg== X-CSE-MsgGUID: ATl6O9R+SR6YwPf4GhV+mQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.13,316,1732608000"; d="scan'208";a="117213077" Received: from lkp-server02.sh.intel.com (HELO 76cde6cc1f07) ([10.239.97.151]) by fmviesa009.fm.intel.com with ESMTP; 25 Feb 2025 20:50:44 -0800 Received: from kbuild by 76cde6cc1f07 with local (Exim 4.96) (envelope-from ) id 1tn9NZ-000BA5-2i; Wed, 26 Feb 2025 04:50:41 +0000 Date: Wed, 26 Feb 2025 12:48:35 +0800 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com, Dan Carpenter Subject: Re: [PATCH v4 7/8] drm/i915/lobf: Add mutex for alpm update Message-ID: <202502261244.aUuaLdTn-lkp@intel.com> Precedence: bulk X-Mailing-List: oe-kbuild@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev In-Reply-To: <20250224080847.326350-8-animesh.manna@intel.com> References: <20250224080847.326350-8-animesh.manna@intel.com> TO: Animesh Manna TO: intel-gfx@lists.freedesktop.org TO: intel-xe@lists.freedesktop.org CC: jouni.hogander@intel.com CC: jani.nikula@intel.com CC: jeevan.b@intel.com CC: Animesh Manna Hi Animesh, kernel test robot noticed the following build warnings: [auto build test WARNING on v6.14-rc4] [also build test WARNING on linus/master next-20250225] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Animesh-Manna/drm-i915-lobf-Add-lobf-enablement-in-post-plane-update/20250224-221647 base: v6.14-rc4 patch link: https://lore.kernel.org/r/20250224080847.326350-8-animesh.manna%40intel.com patch subject: [PATCH v4 7/8] drm/i915/lobf: Add mutex for alpm update :::::: branch date: 2 days ago :::::: commit date: 2 days ago config: i386-randconfig-141-20250225 (https://download.01.org/0day-ci/archive/20250226/202502261244.aUuaLdTn-lkp@intel.com/config) compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90) 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 | Reported-by: Dan Carpenter | Closes: https://lore.kernel.org/r/202502261244.aUuaLdTn-lkp@intel.com/ smatch warnings: drivers/gpu/drm/i915/display/intel_alpm.c:548 intel_alpm_disable() warn: inconsistent returns '&intel_dp->alpm_parameters.lock'. vim +548 drivers/gpu/drm/i915/display/intel_alpm.c 026d6557dc2749d Animesh Manna 2025-02-24 526 026d6557dc2749d Animesh Manna 2025-02-24 527 void intel_alpm_disable(struct intel_dp *intel_dp) 026d6557dc2749d Animesh Manna 2025-02-24 528 { 026d6557dc2749d Animesh Manna 2025-02-24 529 struct intel_display *display = to_intel_display(intel_dp); 026d6557dc2749d Animesh Manna 2025-02-24 530 enum transcoder cpu_transcoder = intel_dp->alpm_parameters.transcoder; 026d6557dc2749d Animesh Manna 2025-02-24 531 026d6557dc2749d Animesh Manna 2025-02-24 532 if (DISPLAY_VER(display) < 20) 026d6557dc2749d Animesh Manna 2025-02-24 533 return; 026d6557dc2749d Animesh Manna 2025-02-24 534 737b2873a48f3ab Animesh Manna 2025-02-24 535 mutex_lock(&intel_dp->alpm_parameters.lock); 737b2873a48f3ab Animesh Manna 2025-02-24 536 026d6557dc2749d Animesh Manna 2025-02-24 537 if (!(intel_de_read(display, ALPM_CTL(display, cpu_transcoder)) & ALPM_CTL_ALPM_ENABLE)) 026d6557dc2749d Animesh Manna 2025-02-24 538 return; 026d6557dc2749d Animesh Manna 2025-02-24 539 026d6557dc2749d Animesh Manna 2025-02-24 540 intel_de_rmw(display, ALPM_CTL(display, cpu_transcoder), 026d6557dc2749d Animesh Manna 2025-02-24 541 ALPM_CTL_ALPM_ENABLE | ALPM_CTL_LOBF_ENABLE | 026d6557dc2749d Animesh Manna 2025-02-24 542 ALPM_CTL_ALPM_AUX_LESS_ENABLE, 0); 026d6557dc2749d Animesh Manna 2025-02-24 543 026d6557dc2749d Animesh Manna 2025-02-24 544 intel_de_rmw(display, 026d6557dc2749d Animesh Manna 2025-02-24 545 PORT_ALPM_CTL(cpu_transcoder), 026d6557dc2749d Animesh Manna 2025-02-24 546 PORT_ALPM_CTL_ALPM_AUX_LESS_ENABLE, 0); 737b2873a48f3ab Animesh Manna 2025-02-24 547 737b2873a48f3ab Animesh Manna 2025-02-24 @548 mutex_unlock(&intel_dp->alpm_parameters.lock); 026d6557dc2749d Animesh Manna 2025-02-24 549 } 28ed9ac2641c5df Animesh Manna 2025-02-24 550 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki