From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.16]) (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 525D8466B66 for ; Wed, 2 Sep 2026 10:57:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.16 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788346678; cv=none; b=mM9mtkKjbUreisTsbAirBQgFQBUivAd8TVmcDgoV/XX9N+WeSkCpKhbbktash9NLtbC7AgTErfYuvclTD4YRQgABDeq2qHJBaPjB4B1Da/2drCZwk2ubNaCWn5rWeYT27GB/N8ptYPoW7ebbhHK4zOVDaCMuliWXVh6xl6lx3Pg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788346678; c=relaxed/simple; bh=NiuCjnimhenpBlG/+JwZXgFLN4C3J4aGRkUket7TKng=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=CUsehZy1zkYfCSlFFWoM8ViT7Ivt8HpYPG6WrrI1MUr4ns3R/uU6iQGL+AUyQwEWJShxSBL8g2lNbjGAQ2LoLhrHO4RUL9027aN6PElzDEoiiKbzmVMF6gOVgCcngKQS5RXLhfpfgpA24Cfd1v52TEoXpvspV+CizwKT/Um2X/A= 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=aVtosYIo; arc=none smtp.client-ip=192.198.163.16 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="aVtosYIo" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1788346676; x=1819882676; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=NiuCjnimhenpBlG/+JwZXgFLN4C3J4aGRkUket7TKng=; b=aVtosYIoBGATxFuV1tYmr4oF4+svcQsIReAC8LqrLwcKxsQWon2ylKnB wcyI6zs7lD09odChcdhqVhox5T9hZTGons31o+KcIOkXyiOcXls+JTSbr D9TMmBnpcNKB3o2GkXI91iOp37f5goW5XPxcKWDVX29bA/44jUeFmeCsj +OcxCfXE5JCgBCud4EEPptcGcIBS7KtupX5XJX/ZFEjoeGy6MClTwdALm scYjR+JyvF+qFC1u7oVOlREuDzFgDbIw1I9t/qfQe3+cqDWnndZ72cNq0 vbDweF8WtDWchlIf+NWzkDk44gzv5hzcL5hSw8NC8sA9LCzESHeNr3NVh A==; X-CSE-ConnectionGUID: o/nkaELRRjyugulEqY5Zhw== X-CSE-MsgGUID: bZmBNf2jT9ORo6em+yuirw== X-IronPort-AV: E=McAfee;i="6800,10657,11893"; a="76349848" X-IronPort-AV: E=Sophos;i="6.25,257,1779174000"; d="scan'208";a="76349848" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Sep 2026 03:57:56 -0700 X-CSE-ConnectionGUID: 6G1s1JXzQUiRfimQ+gX6vg== X-CSE-MsgGUID: z6so+PrOR6OwqVi1xruOWw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,257,1779174000"; d="scan'208";a="269938788" Received: from lkp-server01.sh.intel.com (HELO bfac249b2189) ([10.239.97.150]) by orviesa009.jf.intel.com with ESMTP; 02 Sep 2026 03:57:53 -0700 Received: from kbuild by bfac249b2189 with local (Exim 4.98.2) (envelope-from ) id 1x1if8-000000002Re-34IO; Wed, 02 Sep 2026 10:57:50 +0000 Date: Wed, 2 Sep 2026 18:57:36 +0800 From: kernel test robot To: Li Youhong , Eugeniy.Paltsev@synopsys.com, vkoul@kernel.org Cc: oe-kbuild-all@lists.linux.dev, Frank.Li@kernel.org, dmaengine@vger.kernel.org, Li Youhong , Frank Li Subject: Re: [PATCH v3] dmaengine: dw-axi-dmac: convert to clk bulk APIs Message-ID: <202609021848.VdrAqFe1-lkp@intel.com> References: <20260902013016.3381788-1-dayou5941@163.com> Precedence: bulk X-Mailing-List: dmaengine@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: <20260902013016.3381788-1-dayou5941@163.com> Hi Li, kernel test robot noticed the following build warnings: [auto build test WARNING on vkoul-dmaengine/next] [also build test WARNING on linus/master v7.3-rc1 next-20260901] [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/Li-Youhong/dmaengine-dw-axi-dmac-convert-to-clk-bulk-APIs/20260902-093016 base: https://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine.git next patch link: https://lore.kernel.org/r/20260902013016.3381788-1-dayou5941%40163.com patch subject: [PATCH v3] dmaengine: dw-axi-dmac: convert to clk bulk APIs config: parisc-randconfig-r071-20260902 (https://download.01.org/0day-ci/archive/20260902/202609021848.VdrAqFe1-lkp@intel.com/config) compiler: hppa-linux-gcc (GCC) 10.5.0 smatch: v0.5.0-9187-g5189e3fb reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260902/202609021848.VdrAqFe1-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/202609021848.VdrAqFe1-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c: In function 'dw_remove': >> drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c:1638:2: warning: ignoring return value of 'clk_bulk_prepare_enable' declared with attribute 'warn_unused_result' [-Wunused-result] 1638 | clk_bulk_prepare_enable(DW_AXI_DMA_MAX_CLKS, chip->clks); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +1638 drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c 1629 1630 static void dw_remove(struct platform_device *pdev) 1631 { 1632 struct axi_dma_chip *chip = platform_get_drvdata(pdev); 1633 struct dw_axi_dma *dw = chip->dw; 1634 struct axi_dma_chan *chan, *_chan; 1635 u32 i; 1636 1637 /* Enable clk before accessing to registers */ > 1638 clk_bulk_prepare_enable(DW_AXI_DMA_MAX_CLKS, chip->clks); 1639 axi_dma_irq_disable(chip); 1640 for (i = 0; i < dw->hdata->nr_channels; i++) { 1641 axi_chan_disable(&chip->dw->chan[i]); 1642 axi_chan_irq_disable(&chip->dw->chan[i], DWAXIDMAC_IRQ_ALL); 1643 } 1644 axi_dma_disable(chip); 1645 1646 pm_runtime_disable(chip->dev); 1647 axi_dma_suspend(chip); 1648 1649 for (i = 0; i < DMAC_MAX_CHANNELS; i++) 1650 if (chip->irq[i] > 0) 1651 devm_free_irq(chip->dev, chip->irq[i], chip); 1652 1653 of_dma_controller_free(chip->dev->of_node); 1654 1655 list_for_each_entry_safe(chan, _chan, &dw->dma.channels, 1656 vc.chan.device_node) { 1657 list_del(&chan->vc.chan.device_node); 1658 tasklet_kill(&chan->vc.task); 1659 } 1660 } 1661 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki