linux-kernel - Re: [PATCH 1/5] firmware: arm_scmi: imx: Add i.MX95 LMM protocol

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Message-ID: <202501241025.6reKesXZ-lkp@intel.com>
Date: Fri, 24 Jan 2025 10:43:12 +0800
From: kernel test robot <lkp@...el.com>
To: "Peng Fan (OSS)" <peng.fan@....nxp.com>,
	Sudeep Holla <sudeep.holla@....com>,
	Cristian Marussi <cristian.marussi@....com>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	arm-scmi@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	imx@...ts.linux.dev, Peng Fan <peng.fan@....com>
Subject: Re: [PATCH 1/5] firmware: arm_scmi: imx: Add i.MX95 LMM protocol

Hi Peng,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 0907e7fb35756464aa34c35d6abb02998418164b]

url:    https://github.com/intel-lab-lkp/linux/commits/Peng-Fan-OSS/firmware-arm_scmi-imx-Add-i-MX95-LMM-protocol/20250121-231254
base:   0907e7fb35756464aa34c35d6abb02998418164b
patch link:    https://lore.kernel.org/r/20250121-imx-lmm-cpu-v1-1-0eab7e073e4e%40nxp.com
patch subject: [PATCH 1/5] firmware: arm_scmi: imx: Add i.MX95 LMM protocol
config: arm64-randconfig-r122-20250124 (https://download.01.org/0day-ci/archive/20250124/202501241025.6reKesXZ-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 14.2.0
reproduce: (https://download.01.org/0day-ci/archive/20250124/202501241025.6reKesXZ-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 <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501241025.6reKesXZ-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/firmware/arm_scmi/vendors/imx/imx-sm-lmm.c:189:32: sparse: sparse: restricted __le32 degrades to integer

vim +189 drivers/firmware/arm_scmi/vendors/imx/imx-sm-lmm.c

   172	
   173	static int scmi_imx_lmm_protocol_attributes_get(const struct scmi_protocol_handle *ph,
   174							struct scmi_imx_lmm_priv *priv)
   175	{
   176		struct scmi_msg_imx_lmm_protocol_attributes *attr;
   177		struct scmi_xfer *t;
   178		int ret;
   179	
   180		ret = ph->xops->xfer_get_init(ph, PROTOCOL_ATTRIBUTES, 0,
   181					      sizeof(*attr), &t);
   182		if (ret)
   183			return ret;
   184	
   185		attr = t->rx.buf;
   186	
   187		ret = ph->xops->do_xfer(ph, t);
   188		if (!ret) {
 > 189			priv->nr_lmm = SCMI_IMX_LMM_PROTO_ATTR_NUM_LM(attr->attributes);
   190			dev_info(ph->dev, "i.MX LMM: %d Logical Machines\n",
   191				 priv->nr_lmm);
   192		}
   193	
   194		ph->xops->xfer_put(ph, t);
   195	
   196		return ret;
   197	}
   198	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki