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Message-ID: <202601301640.GVrYk2iB-lkp@intel.com>
Date: Fri, 30 Jan 2026 17:05:19 +0800
From: kernel test robot <lkp@...el.com>
To: Gaurav Kohli <gaurav.kohli@....qualcomm.com>, andersson@...nel.org,
mathieu.poirier@...aro.org, robh@...nel.org, krzk+dt@...nel.org,
conor+dt@...nel.org, rui.zhang@...el.com, lukasz.luba@....com,
konradybcio@...nel.org, mani@...nel.org, casey.connolly@...aro.org,
amit.kucheria@....qualcomm.com
Cc: oe-kbuild-all@...ts.linux.dev, linux-arm-msm@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-pm@...r.kernel.org, gaurav.kohli@....qualcomm.com,
manaf.pallikunhi@....qualcomm.com
Subject: Re: [PATCH v2 4/8] thermal: qcom: add qmi-cooling driver
Hi Gaurav,
kernel test robot noticed the following build warnings:
[auto build test WARNING on next-20260126]
[also build test WARNING on v6.19-rc7]
[cannot apply to robh/for-next rafael-pm/thermal remoteproc/rproc-next linus/master v6.19-rc7 v6.19-rc6 v6.19-rc5]
[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/Gaurav-Kohli/thermal-Add-Remote-Proc-cooling-driver/20260128-000753
base: next-20260126
patch link: https://lore.kernel.org/r/20260127155722.2797783-5-gaurav.kohli%40oss.qualcomm.com
patch subject: [PATCH v2 4/8] thermal: qcom: add qmi-cooling driver
config: arm-allyesconfig (https://download.01.org/0day-ci/archive/20260130/202601301640.GVrYk2iB-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 15.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260130/202601301640.GVrYk2iB-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/202601301640.GVrYk2iB-lkp@intel.com/
All warnings (new ones prefixed by >>):
drivers/soc/qcom/qmi-cooling.c: In function 'qmi_tmd_alloc_cdevs':
>> drivers/soc/qcom/qmi-cooling.c:377:29: warning: unused variable 'subnode' [-Wunused-variable]
377 | struct device_node *subnode;
| ^~~~~~~
In file included from drivers/soc/qcom/qmi-cooling.c:24:
drivers/soc/qcom/qmi-cooling.h: At top level:
>> drivers/soc/qcom/qmi-cooling.h:402:35: warning: 'tmd_mitigation_level_report_ind_msg_v01_ei' defined but not used [-Wunused-const-variable=]
402 | static const struct qmi_elem_info tmd_mitigation_level_report_ind_msg_v01_ei[] = {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/soc/qcom/qmi-cooling.h:377:9: warning: 'tmd_deregister_notification_mitigation_level_resp_msg_v01_ei' defined but not used [-Wunused-const-variable=]
377 | tmd_deregister_notification_mitigation_level_resp_msg_v01_ei[] = {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/soc/qcom/qmi-cooling.h:352:9: warning: 'tmd_deregister_notification_mitigation_level_req_msg_v01_ei' defined but not used [-Wunused-const-variable=]
352 | tmd_deregister_notification_mitigation_level_req_msg_v01_ei[] = {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/soc/qcom/qmi-cooling.h:327:9: warning: 'tmd_register_notification_mitigation_level_resp_msg_v01_ei' defined but not used [-Wunused-const-variable=]
327 | tmd_register_notification_mitigation_level_resp_msg_v01_ei[] = {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/soc/qcom/qmi-cooling.h:302:9: warning: 'tmd_register_notification_mitigation_level_req_msg_v01_ei' defined but not used [-Wunused-const-variable=]
302 | tmd_register_notification_mitigation_level_req_msg_v01_ei[] = {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/soc/qcom/qmi-cooling.h:243:35: warning: 'tmd_get_mitigation_level_resp_msg_ei' defined but not used [-Wunused-const-variable=]
243 | static const struct qmi_elem_info tmd_get_mitigation_level_resp_msg_ei[] = {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/soc/qcom/qmi-cooling.h:216:35: warning: 'tmd_get_mitigation_level_req_msg_v01_ei' defined but not used [-Wunused-const-variable=]
216 | static const struct qmi_elem_info tmd_get_mitigation_level_req_msg_v01_ei[] = {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
--
>> Warning: drivers/soc/qcom/qmi-cooling.c:72 struct member 'node' not described in 'qmi_tmd'
>> Warning: drivers/soc/qcom/qmi-cooling.c:82 expecting prototype for struct qmi_instance_id. Prototype was for struct qmi_instance_data instead
--
>> Warning: drivers/soc/qcom/qmi-cooling.c:72 struct member 'node' not described in 'qmi_tmd'
vim +/subnode +377 drivers/soc/qcom/qmi-cooling.c
371
372 /* Parse the controls and allocate a qmi_tmd for each of them */
373 static int qmi_tmd_alloc_cdevs(struct qmi_tmd_client *client)
374 {
375 struct device *dev = client->dev;
376 struct device_node *node = dev->of_node;
> 377 struct device_node *subnode;
378 struct qmi_tmd *tmd;
379 int ret;
380
381 for_each_available_child_of_node_scoped(node, subnode) {
382 const char *name;
383
384 tmd = devm_kzalloc(dev, sizeof(*tmd), GFP_KERNEL);
385 if (!tmd)
386 return dev_err_probe(client->dev, -ENOMEM,
387 "Couldn't allocate tmd\n");
388
389 tmd->type = devm_kasprintf(client->dev, GFP_KERNEL, "%s",
390 subnode->name);
391 if (!tmd->type)
392 return dev_err_probe(dev, -ENOMEM,
393 "Couldn't allocate cooling device name\n");
394
395 if (of_property_read_string(subnode, "label", &name))
396 return dev_err_probe(client->dev, -EINVAL,
397 "Failed to parse dev name for %s\n",
398 subnode->name);
399
400 ret = strscpy(tmd->qmi_name, name,
401 QMI_TMD_MITIGATION_DEV_ID_LENGTH_MAX_V01 + 1);
402 if (ret == -E2BIG)
403 return dev_err_probe(dev, -EINVAL, "TMD label %s is too long\n",
404 name);
405
406 tmd->client = client;
407 tmd->np = subnode;
408 tmd->cur_state = 0;
409 list_add(&tmd->node, &client->cdev_list);
410 }
411
412 if (list_empty(&client->cdev_list))
413 return dev_err_probe(client->dev, -EINVAL,
414 "No cooling devices specified for client %s (%#x)\n",
415 client->name, client->id);
416
417 return 0;
418 }
419
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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