linux-kernel - Re: [PATCH v1 2/3] coresight: tpdm: add static tpdm support

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Message-ID: <202508231400.bELUAEeq-lkp@intel.com>
Date: Sat, 23 Aug 2025 15:10:57 +0800
From: kernel test robot <lkp@...el.com>
To: Jie Gan <jie.gan@....qualcomm.com>,
	Suzuki K Poulose <suzuki.poulose@....com>,
	Mike Leach <mike.leach@...aro.org>,
	James Clark <james.clark@...aro.org>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Bjorn Andersson <andersson@...nel.org>,
	Konrad Dybcio <konradybcio@...nel.org>,
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
	Tingwei Zhang <tingwei.zhang@....qualcomm.com>,
	Mao Jinlong <jinlmao.mao@....qualcomm.com>,
	Tao Zhang <quic_taozha@...cinc.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-arm-msm@...r.kernel.org,
	coresight@...ts.linaro.org, linux-arm-kernel@...ts.infradead.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 2/3] coresight: tpdm: add static tpdm support

Hi Jie,

kernel test robot noticed the following build errors:

[auto build test ERROR on next-20250822]
[also build test ERROR on v6.17-rc2]
[cannot apply to robh/for-next linus/master v6.17-rc2 v6.17-rc1 v6.16]
[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/Jie-Gan/dt-bindings-arm-document-the-static-TPDM-compatible/20250822-183421
base:   next-20250822
patch link:    https://lore.kernel.org/r/20250822103008.1029-3-jie.gan%40oss.qualcomm.com
patch subject: [PATCH v1 2/3] coresight: tpdm: add static tpdm support
config: arm-randconfig-002-20250823 (https://download.01.org/0day-ci/archive/20250823/202508231400.bELUAEeq-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 15.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250823/202508231400.bELUAEeq-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/202508231400.bELUAEeq-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/hwtracing/coresight/coresight-tpda.c: In function 'tpdm_read_element_size':
>> drivers/hwtracing/coresight/coresight-tpda.c:77:17: error: label 'out' used but not defined
      77 |                 goto out;
         |                 ^~~~


vim +/out +77 drivers/hwtracing/coresight/coresight-tpda.c

    57	
    58	/*
    59	 * Read the element size from the TPDM device. One TPDM must have at least one of the
    60	 * element size property.
    61	 * Returns
    62	 *    0 - The element size property is read
    63	 *    Others - Cannot read the property of the element size
    64	 */
    65	static int tpdm_read_element_size(struct tpda_drvdata *drvdata,
    66					  struct coresight_device *csdev)
    67	{
    68		int rc = -EINVAL;
    69		struct tpdm_drvdata *tpdm_data = dev_get_drvdata(csdev->dev.parent);
    70	
    71		if (coresight_is_static_tpdm(csdev)) {
    72			rc = fwnode_property_read_u32(dev_fwnode(csdev->dev.parent),
    73						      "qcom,dsb-element-bits", &drvdata->dsb_esize);
    74			rc &= fwnode_property_read_u32(dev_fwnode(csdev->dev.parent),
    75						       "qcom,cmb-element-bits", &drvdata->cmb_esize);
    76	
  > 77			goto out;
    78		}
    79	
    80		if (tpdm_data->dsb) {
    81			rc = fwnode_property_read_u32(dev_fwnode(csdev->dev.parent),
    82					"qcom,dsb-element-bits", &drvdata->dsb_esize);
    83		}
    84	
    85		if (tpdm_data->cmb) {
    86			rc = fwnode_property_read_u32(dev_fwnode(csdev->dev.parent),
    87					"qcom,cmb-element-bits", &drvdata->cmb_esize);
    88		}
    89	
    90		if (rc)
    91			dev_warn_once(&csdev->dev,
    92				"Failed to read TPDM Element size: %d\n", rc);
    93	
    94		return rc;
    95	}
    96	

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