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Subjectdrivers/pinctrl/bcm/pinctrl-ns.c:286:10: error: passing 'const char *const *const' to parameter of type 'const char **' discards qualifiers
tree:   https://github.com/0day-ci/linux/commits/UPDATE-20211222-144502/Rafa-Mi-ecki/pinctrl-bcm-ns-use-generic-groups-functions-helpers/20211117-064419
head: da7c70cdea1466b4234a30658ee2b5383545a629
commit: da7c70cdea1466b4234a30658ee2b5383545a629 pinctrl: bcm: ns: use generic groups & functions helpers
date: 16 hours ago
config: riscv-randconfig-r042-20211222 (https://download.01.org/0day-ci/archive/20211223/202112230616.y4Aa2Lyi-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project de4e0195ae1c39f1c3b07834b8e32c113f4f20eb)
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
# install riscv cross compiling tool for clang build
# apt-get install binutils-riscv64-linux-gnu
# https://github.com/0day-ci/linux/commit/da7c70cdea1466b4234a30658ee2b5383545a629
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review UPDATE-20211222-144502/Rafa-Mi-ecki/pinctrl-bcm-ns-use-generic-groups-functions-helpers/20211117-064419
git checkout da7c70cdea1466b4234a30658ee2b5383545a629
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

>> drivers/pinctrl/bcm/pinctrl-ns.c:286:10: error: passing 'const char *const *const' to parameter of type 'const char **' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
function->groups,
^~~~~~~~~~~~~~~~
drivers/pinctrl/bcm/../pinmux.h:153:18: note: passing argument to parameter 'groups' here
const char **groups,
^
1 error generated.


vim +286 drivers/pinctrl/bcm/pinctrl-ns.c

207
208 static int ns_pinctrl_probe(struct platform_device *pdev)
209 {
210 struct device *dev = &pdev->dev;
211 const struct of_device_id *of_id;
212 struct ns_pinctrl *ns_pinctrl;
213 struct pinctrl_desc *pctldesc;
214 struct pinctrl_pin_desc *pin;
215 struct resource *res;
216 int i;
217
218 ns_pinctrl = devm_kzalloc(dev, sizeof(*ns_pinctrl), GFP_KERNEL);
219 if (!ns_pinctrl)
220 return -ENOMEM;
221 pctldesc = &ns_pinctrl->pctldesc;
222 platform_set_drvdata(pdev, ns_pinctrl);
223
224 /* Set basic properties */
225
226 ns_pinctrl->dev = dev;
227
228 of_id = of_match_device(ns_pinctrl_of_match_table, dev);
229 if (!of_id)
230 return -EINVAL;
231 ns_pinctrl->chipset_flag = (uintptr_t)of_id->data;
232
233 res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
234 "cru_gpio_control");
235 ns_pinctrl->base = devm_ioremap_resource(dev, res);
236 if (IS_ERR(ns_pinctrl->base)) {
237 dev_err(dev, "Failed to map pinctrl regs\n");
238 return PTR_ERR(ns_pinctrl->base);
239 }
240
241 memcpy(pctldesc, &ns_pinctrl_desc, sizeof(*pctldesc));
242
243 /* Set pinctrl properties */
244
245 pctldesc->pins = devm_kcalloc(dev, ARRAY_SIZE(ns_pinctrl_pins),
246 sizeof(struct pinctrl_pin_desc),
247 GFP_KERNEL);
248 if (!pctldesc->pins)
249 return -ENOMEM;
250 for (i = 0, pin = (struct pinctrl_pin_desc *)&pctldesc->pins[0];
251 i < ARRAY_SIZE(ns_pinctrl_pins); i++) {
252 const struct pinctrl_pin_desc *src = &ns_pinctrl_pins[i];
253 unsigned int chipsets = (uintptr_t)src->drv_data;
254
255 if (chipsets & ns_pinctrl->chipset_flag) {
256 memcpy(pin++, src, sizeof(*src));
257 pctldesc->npins++;
258 }
259 }
260
261 /* Register */
262
263 ns_pinctrl->pctldev = devm_pinctrl_register(dev, pctldesc, ns_pinctrl);
264 if (IS_ERR(ns_pinctrl->pctldev)) {
265 dev_err(dev, "Failed to register pinctrl\n");
266 return PTR_ERR(ns_pinctrl->pctldev);
267 }
268
269 for (i = 0; i < ARRAY_SIZE(ns_pinctrl_groups); i++) {
270 const struct ns_pinctrl_group *group = &ns_pinctrl_groups[i];
271
272 if (!(group->chipsets & ns_pinctrl->chipset_flag))
273 continue;
274
275 pinctrl_generic_add_group(ns_pinctrl->pctldev, group->name,
276 group->pins, group->num_pins, NULL);
277 }
278
279 for (i = 0; i < ARRAY_SIZE(ns_pinctrl_functions); i++) {
280 const struct ns_pinctrl_function *function = &ns_pinctrl_functions[i];
281
282 if (!(function->chipsets & ns_pinctrl->chipset_flag))
283 continue;
284
285 pinmux_generic_add_function(ns_pinctrl->pctldev, function->name,
> 286 function->groups,
287 function->num_groups, NULL);
288 }
289
290 return 0;
291 }
292

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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