From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.16]) (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 7BFC53EDAB2; Wed, 22 Apr 2026 14:37:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.16 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776868674; cv=none; b=h4r5JIK2cuL6ICuAjItu0q1RbWfHnf7O9N2SJ11fdRp+LsNBbw7xLWCJna0ErMZNFZebkPuUKIXxGONycYDci+GWYUKg1rUSYSv5VdixVgkx14CmbhuYZNcLVCD91FXJc1ep7Yp9ypGB+LOzN6F04nrG3+ZMFQqsjC5SLmiSyN8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776868674; c=relaxed/simple; bh=Q+/Y3uof2gboc2NflIGcvS3qG5DN4A4q7ebVhP1HFAM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=aA1UH1HPoePGa4ezW0nM01cLNk78ilKD9+7zvUOwMRrnwm8ghxeG0XokZRtxUYBDqoBFNn3tLL327aDbgq08L2GXToZvwAMY0zQVj8rrTZTX4wd+i+liczLJyAw9YGY/VvBU/RfNf1n00v+tGc3cf91INyQSURoBpm91fjm0vmI= 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=gMRqXCdu; arc=none smtp.client-ip=198.175.65.16 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="gMRqXCdu" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1776868673; x=1808404673; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=Q+/Y3uof2gboc2NflIGcvS3qG5DN4A4q7ebVhP1HFAM=; b=gMRqXCduoTjdrW2DuMMQFG1f46AQ8kwIP2kEr4FOWh6HM8otXkKe1n3I X0JBLPqyI2LJIT5+wcDTlYFloMaHleRXsmaylA+yjx0/XoQsiEISmNGR8 23TKZsM7surL3c9TOJ2WEuPfJ19aUhntPk9ADZGqztHSR8Wv3JYzmzxgp DICsZiKyCwwN/uCQUzSyg5S5k8A7tZWqklR96Sb2gxP/v2XKOtwx5voVc vBL3Osl5wj1yslhI0eTBO5Q8ndQKMHqvKqt8Boh6JprVzkodibtk7XgLK QBp8khH/WZ3UZcdFMbZ7xLQN5M1n44/V55/qHM3aRLxxO/j+kfj7hM56b Q==; X-CSE-ConnectionGUID: 0FkwiIHSSA6UzIMn3vjW3g== X-CSE-MsgGUID: J4f0ww1VRk6SEszsb9JAsw== X-IronPort-AV: E=McAfee;i="6800,10657,11764"; a="78008463" X-IronPort-AV: E=Sophos;i="6.23,193,1770624000"; d="scan'208";a="78008463" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Apr 2026 07:37:52 -0700 X-CSE-ConnectionGUID: arWDZk3mShGfbF0V6MIy8g== X-CSE-MsgGUID: SxTQrCKxRMKEolEt1bqF5w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,193,1770624000"; d="scan'208";a="236366637" Received: from lkp-server01.sh.intel.com (HELO aa799cca880d) ([10.239.97.150]) by orviesa003.jf.intel.com with ESMTP; 22 Apr 2026 07:37:49 -0700 Received: from kbuild by aa799cca880d with local (Exim 4.98.2) (envelope-from ) id 1wFYi1-000000000jN-3gpb; Wed, 22 Apr 2026 14:37:45 +0000 Date: Wed, 22 Apr 2026 22:37:06 +0800 From: kernel test robot To: Robert Mast , hdegoede@redhat.com Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, mchehab@kernel.org, sakari.ailus@linux.intel.com, linux-media@vger.kernel.org, linux-staging@lists.linux.dev, andy@kernel.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, laurent.pinchart@ideasonboard.com, Robert Mast Subject: Re: [PATCH 1/1] media: atomisp: mt9m114: Graceful teardown atomisp and mt9m114 Message-ID: <202604222246.sNhBwsBf-lkp@intel.com> References: <20260418092651.7873-2-rn.mast@zonnet.nl> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260418092651.7873-2-rn.mast@zonnet.nl> Hi Robert, kernel test robot noticed the following build warnings: [auto build test WARNING on v7.0] [cannot apply to staging/staging-testing staging/staging-next staging/staging-linus linuxtv-media-pending/master sailus-media-tree/master linus/master sailus-media-tree/streams next-20260422] [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/Robert-Mast/media-atomisp-mt9m114-Graceful-teardown-atomisp-and-mt9m114/20260421-171953 base: v7.0 patch link: https://lore.kernel.org/r/20260418092651.7873-2-rn.mast%40zonnet.nl patch subject: [PATCH 1/1] media: atomisp: mt9m114: Graceful teardown atomisp and mt9m114 config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20260422/202604222246.sNhBwsBf-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/20260422/202604222246.sNhBwsBf-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/202604222246.sNhBwsBf-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/media/i2c/mt9m114.c:2554:1: warning: unused label 'read_slew_rate' [-Wunused-label] 2554 | read_slew_rate: | ^~~~~~~~~~~~~~~ 1 warning generated. vim +/read_slew_rate +2554 drivers/media/i2c/mt9m114.c 2497 2498 static int mt9m114_parse_dt(struct mt9m114 *sensor) 2499 { 2500 struct fwnode_handle *fwnode; 2501 struct fwnode_handle *ep; 2502 int ret; 2503 2504 #if IS_ENABLED(CONFIG_ACPI) 2505 if (has_acpi_companion(&sensor->client->dev)) { 2506 /* 2507 * On some reload sequences a stale software-node graph can be 2508 * observed for this ACPI-enumerated sensor. Use the known safe 2509 * default bus configuration and skip endpoint graph parsing. 2510 */ 2511 memset(&sensor->bus_cfg, 0, sizeof(sensor->bus_cfg)); 2512 sensor->bus_cfg.bus_type = V4L2_MBUS_CSI2_DPHY; 2513 sensor->bus_cfg.bus.mipi_csi2.num_data_lanes = 1; 2514 goto read_slew_rate; 2515 } 2516 #endif 2517 fwnode = dev_fwnode(&sensor->client->dev); 2518 2519 /* 2520 * On ACPI systems the fwnode graph can be initialized by a bridge 2521 * driver, which may not have probed yet. Wait for this. 2522 * 2523 * TODO: Return an error once bridge driver code will have moved 2524 * to the ACPI core. 2525 */ 2526 ep = fwnode_graph_get_next_endpoint(fwnode, NULL); 2527 if (IS_ERR(ep)) 2528 return dev_err_probe(&sensor->client->dev, PTR_ERR(ep), 2529 "failed to get fwnode graph endpoint\n"); 2530 if (!ep) 2531 return dev_err_probe(&sensor->client->dev, -EPROBE_DEFER, 2532 "waiting for fwnode graph endpoint\n"); 2533 2534 sensor->bus_cfg.bus_type = V4L2_MBUS_UNKNOWN; 2535 ret = v4l2_fwnode_endpoint_alloc_parse(ep, &sensor->bus_cfg); 2536 fwnode_handle_put(ep); 2537 if (ret < 0) { 2538 dev_err(&sensor->client->dev, "Failed to parse endpoint\n"); 2539 goto error; 2540 } 2541 2542 switch (sensor->bus_cfg.bus_type) { 2543 case V4L2_MBUS_CSI2_DPHY: 2544 case V4L2_MBUS_PARALLEL: 2545 break; 2546 2547 default: 2548 dev_err(&sensor->client->dev, "unsupported bus type %u\n", 2549 sensor->bus_cfg.bus_type); 2550 ret = -EINVAL; 2551 goto error; 2552 } 2553 > 2554 read_slew_rate: 2555 sensor->pad_slew_rate = MT9M114_PAD_SLEW_DEFAULT; 2556 device_property_read_u32(&sensor->client->dev, "slew-rate", 2557 &sensor->pad_slew_rate); 2558 2559 if (sensor->pad_slew_rate < MT9M114_PAD_SLEW_MIN || 2560 sensor->pad_slew_rate > MT9M114_PAD_SLEW_MAX) { 2561 dev_err(&sensor->client->dev, "Invalid slew-rate %u\n", 2562 sensor->pad_slew_rate); 2563 return -EINVAL; 2564 } 2565 2566 return 0; 2567 2568 error: 2569 v4l2_fwnode_endpoint_free(&sensor->bus_cfg); 2570 return ret; 2571 } 2572 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki