From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.8]) (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 E273F12E78; Thu, 20 Jun 2024 01:28:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.8 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718846890; cv=none; b=DR2oVnGBI18cgCU+CQ67A44ekNLfonRTREVzkeCwj7NQ7jngc0UjDz0kIeU145QzXq4u0am+Qx9FAOekj2K7mt28j/ct6GqG/D5uD/uKeUg0/4OZUCwaB7Te3f1CZWvspw6OqeZYYyDJ4TtXCke7Bsipsl+HuYYDgu0BY9XtTjY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718846890; c=relaxed/simple; bh=nfp5CA+23zcmQ/1lVBpeAwB797V/t6mCwgDv4Twwnzo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=u8OSfjjawJSAoC1CuIU6vk132JdRwLaqiELLvRlXG4cSbTQLRcB/jLbe0TT+g4gxSMz6NNXgA+Y54nNHW1s64io9IJXqoOTCilZzKiHnPcB0S42BqAmJyudzVevb6fKphoYApMh8iX3q+wRrVa8a7b0l9K0YRVbhtTow46I79nQ= 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=OTQ3iQEq; arc=none smtp.client-ip=192.198.163.8 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="OTQ3iQEq" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1718846889; x=1750382889; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=nfp5CA+23zcmQ/1lVBpeAwB797V/t6mCwgDv4Twwnzo=; b=OTQ3iQEqaPG53qpTFx/ZPszPM+qTZWzCJtWsZnXQsP5M62qX72nqtiZM DGT7SIqD4myGfwKGR171QLX/s9XhERxm0DocAs/GUELeCo5qks7K2qDio GLFi5SssFuIk4Zacp7E/UET2IK37IFN0ouvBixzeVDF0JJe91h+wneF9l XjSJevkXGGgc4bGjqNL//MlW7+oZe+cycDTOFG01kiwlX+rTOfw2KMsu8 T3Vrp7dWNyuB94vMf4LUizl7nmYFwIuHiuw1YHjeZw0mHV1Aj+7k3mE1z 5FkT+yilw5+frl/6RXt1Cxd7xWVt/xJPU978Qot5AFWyJ93q8pvR1t/Do A==; X-CSE-ConnectionGUID: Pco3Ih5wRhCXIDPgUp45FA== X-CSE-MsgGUID: xiAMbYcERUaKheycdWOCzw== X-IronPort-AV: E=McAfee;i="6700,10204,11108"; a="33349850" X-IronPort-AV: E=Sophos;i="6.08,251,1712646000"; d="scan'208";a="33349850" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Jun 2024 18:28:07 -0700 X-CSE-ConnectionGUID: BTQoYyg3TiOsBVZZG+jrFA== X-CSE-MsgGUID: U8jhb5YDSvaTiyjPBNYlhA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,251,1712646000"; d="scan'208";a="65328321" Received: from lkp-server01.sh.intel.com (HELO 68891e0c336b) ([10.239.97.150]) by fmviesa002.fm.intel.com with ESMTP; 19 Jun 2024 18:28:03 -0700 Received: from kbuild by 68891e0c336b with local (Exim 4.96) (envelope-from ) id 1sK6am-0007Bn-2p; Thu, 20 Jun 2024 01:28:00 +0000 Date: Thu, 20 Jun 2024 09:27:48 +0800 From: kernel test robot To: Yuntao Dai , jassisinghbrar@gmail.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, unicorn_wang@outlook.com, inochiama@outlook.com, paul.walmsley@sifive.com, palmer@dabbelt.com, aou@eecs.berkeley.edu Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, Yuntao Dai Subject: Re: [PATCH 3/3] mailbox: sophgo: add mailbox driver for cv18x SoCs Message-ID: <202406200820.Wms9UPDw-lkp@intel.com> References: 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: Hi Yuntao, kernel test robot noticed the following build warnings: [auto build test WARNING on robh/for-next] [also build test WARNING on linus/master v6.10-rc4 next-20240619] [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/Yuntao-Dai/dt-bindings-mailbox-add-Sophgo-cv18x-SoCs-mailbox/20240618-232307 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next patch link: https://lore.kernel.org/r/SYBP282MB2238F93AB57A398E322644C3C4CE2%40SYBP282MB2238.AUSP282.PROD.OUTLOOK.COM patch subject: [PATCH 3/3] mailbox: sophgo: add mailbox driver for cv18x SoCs config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20240620/202406200820.Wms9UPDw-lkp@intel.com/config) compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240620/202406200820.Wms9UPDw-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/202406200820.Wms9UPDw-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/mailbox/cv1800b-mailbox.c:83:12: warning: cast to smaller integer type 'int' from 'void *' [-Wvoid-pointer-to-int-cast] 83 | int idx = (int)chan->con_priv; | ^~~~~~~~~~~~~~~~~~~ >> drivers/mailbox/cv1800b-mailbox.c:160:34: warning: cast to 'void *' from smaller integer type 'int' [-Wint-to-void-pointer-cast] 160 | mb->mbox.chans[idx].con_priv = (void *)idx; | ^~~~~~~~~~~ 2 warnings generated. vim +83 drivers/mailbox/cv1800b-mailbox.c 79 80 static int cv1800b_mbox_send_data(struct mbox_chan *chan, void *data) 81 { 82 struct cv1800b_mbox *mbox = dev_get_drvdata(chan->mbox->dev); > 83 int idx = (int)chan->con_priv; 84 u8 en, valid; 85 u64 *addr = (u64 *)(mbox->mbox_base + MAILBOX_CONTEXT_OFFSET) + idx; 86 87 memcpy_toio(addr, data, 8); 88 89 valid = 1 << idx; 90 writeb(valid, mbox->mbox_base + MBOX_SET_CLR_REG(mbox->sendto)); 91 en = readb(mbox->mbox_base + MBOX_EN_REG(mbox->sendto)); 92 writeb(en | valid, mbox->mbox_base + MBOX_EN_REG(mbox->sendto)); 93 writeb(valid, mbox->mbox_base + MBOX_SET_REG); 94 95 return 0; 96 } 97 98 static bool cv1800b_last_tx_done(struct mbox_chan *chan) 99 { 100 return true; 101 } 102 103 static const struct mbox_chan_ops cv1800b_mbox_chan_ops = { 104 .send_data = cv1800b_mbox_send_data, 105 .last_tx_done = cv1800b_last_tx_done, 106 }; 107 108 static const struct of_device_id cv1800b_mbox_of_match[] = { 109 { .compatible = "sophgo,cv1800b-mailbox", }, 110 {}, 111 }; 112 MODULE_DEVICE_TABLE(of, cv1800b_mbox_of_match); 113 114 static int cv1800b_mbox_probe(struct platform_device *pdev) 115 { 116 struct device *dev = &pdev->dev; 117 struct cv1800b_mbox *mb; 118 int irq, idx, err, cpu; 119 120 if (!dev->of_node) 121 return -ENODEV; 122 123 mb = devm_kzalloc(dev, sizeof(*mb), GFP_KERNEL); 124 if (!mb) 125 return -ENOMEM; 126 127 mb->mbox_base = devm_of_iomap(dev, dev->of_node, 0, NULL); 128 if (IS_ERR(mb->mbox_base)) 129 return dev_err_probe(dev, PTR_ERR(mb->mbox_base), 130 "Failed to map resource\n"); 131 132 err = of_property_read_s32(dev->of_node, "sendto", &cpu); 133 if (err) 134 return dev_err_probe(dev, err, 135 "Failed to find in of_node\n"); 136 137 mb->sendto = cpu; 138 139 err = of_property_read_s32(dev->of_node, "recvid", &cpu); 140 if (err) { 141 return dev_err_probe(dev, err, 142 "Failed to find in of_node\n"); 143 } 144 mb->recvid = cpu; 145 146 mb->mbox.dev = dev; 147 mb->mbox.num_chans = MAILBOX_MAX_CHAN; 148 mb->mbox.chans = mb->chans; 149 mb->mbox.ops = &cv1800b_mbox_chan_ops; 150 mb->mbox.txdone_poll = true; 151 152 irq = platform_get_irq_byname(pdev, "mailbox"); 153 err = devm_request_threaded_irq(dev, irq, cv1800b_mbox_irq, 154 cv1800b_mbox_isr, IRQF_ONESHOT, 155 dev_name(&pdev->dev), mb); 156 if (err < 0) 157 return dev_err_probe(dev, err, "Failed to register irq\n"); 158 159 for (idx = 0; idx < MAILBOX_MAX_CHAN; idx++) > 160 mb->mbox.chans[idx].con_priv = (void *)idx; 161 162 err = devm_mbox_controller_register(dev, &mb->mbox); 163 if (err) 164 return dev_err_probe(dev, err, "Failed to register mailbox\n"); 165 166 platform_set_drvdata(pdev, mb); 167 return 0; 168 } 169 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki