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Subject[vireshk-pm:opp/config 14/33] drivers/cpufreq/sti-cpufreq.c:163:33: error: initialization of 'const u32 *' {aka 'const unsigned int *'} from incompatible pointer type 'unsigned int (*)[3]'
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm.git opp/config
head: d730dc101c586defb49eeafd8eea9b7bb0baa01b
commit: fde02a60d6932a408e7330eb5887de842eae2dbb [14/33] cpufreq: sti: Migrate to dev_pm_opp_set_config()
config: arm-allmodconfig (https://download.01.org/0day-ci/archive/20220526/202205260212.nwth1TXT-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.3.0
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://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm.git/commit/?id=fde02a60d6932a408e7330eb5887de842eae2dbb
git remote add vireshk-pm https://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm.git
git fetch --no-tags vireshk-pm opp/config
git checkout fde02a60d6932a408e7330eb5887de842eae2dbb
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/cpufreq/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

drivers/cpufreq/sti-cpufreq.c: In function 'sti_cpufreq_set_opp_info':
>> drivers/cpufreq/sti-cpufreq.c:163:33: error: initialization of 'const u32 *' {aka 'const unsigned int *'} from incompatible pointer type 'unsigned int (*)[3]' [-Werror=incompatible-pointer-types]
163 | .supported_hw = &version,
| ^
drivers/cpufreq/sti-cpufreq.c:163:33: note: (near initialization for 'config.supported_hw')
cc1: some warnings being treated as errors


vim +163 drivers/cpufreq/sti-cpufreq.c

150
151 static int sti_cpufreq_set_opp_info(void)
152 {
153 struct device *dev = ddata.cpu;
154 struct device_node *np = dev->of_node;
155 const struct reg_field *reg_fields;
156 unsigned int hw_info_offset;
157 unsigned int version[VERSION_ELEMENTS];
158 int pcode, substrate, major, minor;
159 int ret;
160 char name[MAX_PCODE_NAME_LEN];
161 struct opp_table *opp_table;
162 struct dev_pm_opp_config config = {
> 163 .supported_hw = &version,
164 .supported_hw_count = ARRAY_SIZE(version),
165 .prop_name = name,
166 };
167
168 reg_fields = sti_cpufreq_match();
169 if (!reg_fields) {
170 dev_err(dev, "This SoC doesn't support voltage scaling\n");
171 return -ENODEV;
172 }
173
174 ret = of_property_read_u32_index(np, "st,syscfg-eng",
175 HW_INFO_INDEX, &hw_info_offset);
176 if (ret) {
177 dev_warn(dev, "Failed to read HW info offset from DT\n");
178 substrate = DEFAULT_VERSION;
179 pcode = 0;
180 goto use_defaults;
181 }
182
183 pcode = sti_cpufreq_fetch_regmap_field(reg_fields,
184 hw_info_offset,
185 PCODE);
186 if (pcode < 0) {
187 dev_warn(dev, "Failed to obtain process code\n");
188 /* Use default pcode */
189 pcode = 0;
190 }
191
192 substrate = sti_cpufreq_fetch_regmap_field(reg_fields,
193 hw_info_offset,
194 SUBSTRATE);
195 if (substrate) {
196 dev_warn(dev, "Failed to obtain substrate code\n");
197 /* Use default substrate */
198 substrate = DEFAULT_VERSION;
199 }
200
201 use_defaults:
202 major = sti_cpufreq_fetch_major();
203 if (major < 0) {
204 dev_err(dev, "Failed to obtain major version\n");
205 /* Use default major number */
206 major = DEFAULT_VERSION;
207 }
208
209 minor = sti_cpufreq_fetch_minor();
210 if (minor < 0) {
211 dev_err(dev, "Failed to obtain minor version\n");
212 /* Use default minor number */
213 minor = DEFAULT_VERSION;
214 }
215
216 snprintf(name, MAX_PCODE_NAME_LEN, "pcode%d", pcode);
217
218 version[0] = BIT(major);
219 version[1] = BIT(minor);
220 version[2] = BIT(substrate);
221
222 opp_table = dev_pm_opp_set_config(dev, &config);
223 if (IS_ERR(opp_table)) {
224 dev_err(dev, "Failed to set OPP config\n");
225 return PTR_ERR(opp_table);
226 }
227
228 dev_dbg(dev, "pcode: %d major: %d minor: %d substrate: %d\n",
229 pcode, major, minor, substrate);
230 dev_dbg(dev, "version[0]: %x version[1]: %x version[2]: %x\n",
231 version[0], version[1], version[2]);
232
233 return 0;
234 }
235

--
0-DAY CI Kernel Test Service
https://01.org/lkp

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