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Date: Fri, 28 Oct 2022 14:57:17 +0800
From: Yinbo Zhu <zhuyinbo@...ngson.cn>
To: kernel test robot <lkp@...el.com>,
"Rafael J . Wysocki" <rafael@...nel.org>,
Daniel Lezcano <daniel.lezcano@...aro.org>,
zhuyinbo@...ngson.cn, Amit Kucheria <amitk@...nel.org>,
Zhang Rui <rui.zhang@...el.com>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzk@...nel.org>,
linux-pm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev,
zhanghongchen <zhanghongchen@...ngson.cn>,
Liu Peibao <liupeibao@...ngson.cn>
Subject: Re: [PATCH v8 1/2] thermal: loongson-2: add thermal management
support
在 2022/10/28 下午1:55, kernel test robot 写道:
> Hi Yinbo,
>
> I love your patch! Perhaps something to improve:
>
> [auto build test WARNING on rafael-pm/thermal]
> [also build test WARNING on linus/master v6.1-rc2 next-20221027]
> [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/Yinbo-Zhu/thermal-loongson-2-add-thermal-management-support/20221028-093603
> base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git thermal
> patch link: https://lore.kernel.org/r/20221028013532.10361-1-zhuyinbo%40loongson.cn
> patch subject: [PATCH v8 1/2] thermal: loongson-2: add thermal management support
> config: sparc-allyesconfig
> compiler: sparc64-linux-gcc (GCC) 12.1.0
> reproduce (this is a W=1 build):
> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> # https://github.com/intel-lab-lkp/linux/commit/d94e01f4aefe4c0ab05babe101f0a0ce53165456
> git remote add linux-review https://github.com/intel-lab-lkp/linux
> git fetch --no-tags linux-review Yinbo-Zhu/thermal-loongson-2-add-thermal-management-support/20221028-093603
> git checkout d94e01f4aefe4c0ab05babe101f0a0ce53165456
> # save the config file
> mkdir build_dir && cp config build_dir/.config
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sparc SHELL=/bin/bash drivers/thermal/
>
> If you fix the issue, kindly add following tag where applicable
> | Reported-by: kernel test robot <lkp@...el.com>
>
> All warnings (new ones prefixed by >>):
>
> drivers/thermal/loongson2_thermal.c:136:21: error: variable 'loongson2_of_thermal_ops' has initializer but incomplete type
> 136 | static const struct thermal_zone_of_device_ops loongson2_of_thermal_ops = {
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/thermal/loongson2_thermal.c:137:10: error: 'const struct thermal_zone_of_device_ops' has no member named 'get_temp'
> 137 | .get_temp = loongson2_thermal_get_temp,
> | ^~~~~~~~
>>> drivers/thermal/loongson2_thermal.c:137:21: warning: excess elements in struct initializer
> 137 | .get_temp = loongson2_thermal_get_temp,
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/thermal/loongson2_thermal.c:137:21: note: (near initialization for 'loongson2_of_thermal_ops')
> drivers/thermal/loongson2_thermal.c:138:10: error: 'const struct thermal_zone_of_device_ops' has no member named 'set_trips'
> 138 | .set_trips = loongson2_thermal_set_trips,
> | ^~~~~~~~~
> drivers/thermal/loongson2_thermal.c:138:22: warning: excess elements in struct initializer
> 138 | .set_trips = loongson2_thermal_set_trips,
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/thermal/loongson2_thermal.c:138:22: note: (near initialization for 'loongson2_of_thermal_ops')
> drivers/thermal/loongson2_thermal.c: In function 'loongson2_thermal_probe':
> drivers/thermal/loongson2_thermal.c:177:21: error: implicit declaration of function 'devm_thermal_zone_of_sensor_register'; did you mean 'devm_thermal_of_zone_register'? [-Werror=implicit-function-declaration]
> 177 | data->tzd = devm_thermal_zone_of_sensor_register(&pdev->dev,
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> | devm_thermal_of_zone_register
>>> drivers/thermal/loongson2_thermal.c:177:19: warning: assignment to 'struct thermal_zone_device *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
> 177 | data->tzd = devm_thermal_zone_of_sensor_register(&pdev->dev,
> | ^
> drivers/thermal/loongson2_thermal.c: At top level:
> drivers/thermal/loongson2_thermal.c:136:48: error: storage size of 'loongson2_of_thermal_ops' isn't known
> 136 | static const struct thermal_zone_of_device_ops loongson2_of_thermal_ops = {
> | ^~~~~~~~~~~~~~~~~~~~~~~~
> cc1: some warnings being treated as errors
>
>
> vim +137 drivers/thermal/loongson2_thermal.c
>
> 135
> 136 static const struct thermal_zone_of_device_ops loongson2_of_thermal_ops = {
> > 137 .get_temp = loongson2_thermal_get_temp,
> 138 .set_trips = loongson2_thermal_set_trips,
> 139 };
> 140
> 141 static int loongson2_thermal_probe(struct platform_device *pdev)
> 142 {
> 143 struct device *dev = &pdev->dev;
> 144 struct resource *res;
> 145 struct loongson2_thermal_data *data;
> 146 int ret;
> 147
> 148 data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
> 149 if (!data)
> 150 return -ENOMEM;
> 151
> 152 data->pdev = pdev;
> 153 platform_set_drvdata(pdev, data);
> 154
> 155 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> 156 data->regs = devm_ioremap(dev, res->start, resource_size(res));
> 157 if (IS_ERR(data->regs))
> 158 return PTR_ERR(data->regs);
> 159
> 160 /* get irq */
> 161 data->irq = platform_get_irq(pdev, 0);
> 162 if (data->irq < 0)
> 163 return data->irq;
> 164
> 165 /* get id */
> 166 data->id = loongson2_thermal_get_sensor_id();
> 167 if (data->id > LOONGSON2_SOC_MAX_SENSOR_NUM - 1 || data->id < 0) {
> 168 dev_err(dev, "sensor id error,must be in <0 ~ %d>\n",
> 169 LOONGSON2_SOC_MAX_SENSOR_NUM - 1);
> 170 return -EINVAL;
> 171 }
> 172
> 173 writeb(0xff, data->regs + LOONGSON2_TSENSOR_STATUS);
> 174
> 175 loongson2_thermal_set(data, 0, 0, false);
> 176
> > 177 data->tzd = devm_thermal_zone_of_sensor_register(&pdev->dev,
> 178 data->id, data,
> 179 &loongson2_of_thermal_ops);
> 180 if (IS_ERR(data->tzd)) {
> 181 ret = PTR_ERR(data->tzd);
> 182 data->tzd = NULL;
> 183 dev_err(&pdev->dev, "failed to register %d\n", ret);
> 184 return ret;
> 185 }
> 186
> 187 ret = devm_request_threaded_irq(dev, data->irq,
> 188 loongson2_thermal_alarm_irq, loongson2_thermal_irq_thread,
> 189 IRQF_ONESHOT, "loongson2_thermal", data);
> 190 if (ret < 0) {
> 191 dev_err(dev, "failed to request alarm irq: %d\n", ret);
> 192 return ret;
> 193 }
> 194
> 195 /*
> 196 * Thermal_zone doesn't enable hwmon as default,
> 197 * enable it here
> 198 */
> 199 data->tzd->tzp->no_hwmon = false;
> 200 ret = thermal_add_hwmon_sysfs(data->tzd);
> 201 if (ret) {
> 202 dev_err(dev, "failed to add hwmon sysfs interface %d\n", ret);
> 203 return ret;
> 204 }
> 205
> 206 return 0;
> 207 }Hi
I use W=1 to compile it and doesn't reproduce that warning, and I added
the change that don't touch .c code. I think it shoud be error report.
Tks
Yinbo
> 208
>
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