* [linusw-pinctrl:ib-mux-pinctrl 5/5] drivers/pinctrl/pinctrl-generic.c:20:5: error: conflicting types for 'pinctrl_generic_to_map'; have 'int(struct pinctrl_dev *, struct device_node *, struct device_node *, struct pinctrl_map **, unsigned int *, unsigned int *, const char **, unsigned int, ...
@ 2026-04-07 12:33 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2026-04-07 12:33 UTC (permalink / raw)
To: Frank Li; +Cc: oe-kbuild-all, linux-gpio, Linus Walleij
Hi Frank,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl.git ib-mux-pinctrl
head: 6ce042f025bd4c46f5d2fd37a048a516433b0b3d
commit: 6ce042f025bd4c46f5d2fd37a048a516433b0b3d [5/5] pinctrl: add generic board-level pinctrl driver using mux framework
config: um-randconfig-r073-20260407 (https://download.01.org/0day-ci/archive/20260407/202604072013.aI84l57L-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
smatch: v0.5.0-9004-gb810ac53
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260407/202604072013.aI84l57L-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202604072013.aI84l57L-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/pinctrl/pinctrl-generic.c:20:5: error: conflicting types for 'pinctrl_generic_to_map'; have 'int(struct pinctrl_dev *, struct device_node *, struct device_node *, struct pinctrl_map **, unsigned int *, unsigned int *, const char **, unsigned int, const char **, unsigned int *, unsigned int)'
20 | int pinctrl_generic_to_map(struct pinctrl_dev *pctldev, struct device_node *parent,
| ^~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/pinctrl/pinctrl-generic.c:16:
drivers/pinctrl/pinconf.h:187:1: note: previous definition of 'pinctrl_generic_to_map' with type 'int(struct pinctrl_dev *, struct device_node *, struct device_node *, struct pinctrl_map **, unsigned int *, unsigned int *, const char **, unsigned int, const char **, unsigned int *, void *)'
187 | pinctrl_generic_to_map(struct pinctrl_dev *pctldev, struct device_node *parent,
| ^~~~~~~~~~~~~~~~~~~~~~
drivers/pinctrl/pinctrl-generic.c:129:5: error: redefinition of 'pinctrl_generic_pins_function_dt_node_to_map'
129 | int pinctrl_generic_pins_function_dt_node_to_map(struct pinctrl_dev *pctldev,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/pinctrl/pinconf.h:178:1: note: previous definition of 'pinctrl_generic_pins_function_dt_node_to_map' with type 'int(struct pinctrl_dev *, struct device_node *, struct pinctrl_map **, unsigned int *)'
178 | pinctrl_generic_pins_function_dt_node_to_map(struct pinctrl_dev *pctldev,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +20 drivers/pinctrl/pinctrl-generic.c
43722575e5cdcc6 Conor Dooley 2026-01-20 19
a26361256c774cc Frank Li 2026-03-27 @20 int pinctrl_generic_to_map(struct pinctrl_dev *pctldev, struct device_node *parent,
a26361256c774cc Frank Li 2026-03-27 21 struct device_node *np, struct pinctrl_map **maps,
a26361256c774cc Frank Li 2026-03-27 22 unsigned int *num_maps, unsigned int *num_reserved_maps,
a26361256c774cc Frank Li 2026-03-27 23 const char **group_names, unsigned int ngroups,
a26361256c774cc Frank Li 2026-03-27 24 const char **functions, unsigned int *pins,
a26361256c774cc Frank Li 2026-03-27 25 unsigned int npins)
43722575e5cdcc6 Conor Dooley 2026-01-20 26 {
43722575e5cdcc6 Conor Dooley 2026-01-20 27 struct device *dev = pctldev->dev;
a26361256c774cc Frank Li 2026-03-27 28 unsigned int num_configs;
43722575e5cdcc6 Conor Dooley 2026-01-20 29 const char *group_name;
43722575e5cdcc6 Conor Dooley 2026-01-20 30 unsigned long *configs;
a26361256c774cc Frank Li 2026-03-27 31 int ret, reserve = 1;
43722575e5cdcc6 Conor Dooley 2026-01-20 32
43722575e5cdcc6 Conor Dooley 2026-01-20 33 group_name = devm_kasprintf(dev, GFP_KERNEL, "%pOFn.%pOFn", parent, np);
43722575e5cdcc6 Conor Dooley 2026-01-20 34 if (!group_name)
43722575e5cdcc6 Conor Dooley 2026-01-20 35 return -ENOMEM;
43722575e5cdcc6 Conor Dooley 2026-01-20 36
43722575e5cdcc6 Conor Dooley 2026-01-20 37 group_names[ngroups] = group_name;
43722575e5cdcc6 Conor Dooley 2026-01-20 38
43722575e5cdcc6 Conor Dooley 2026-01-20 39 ret = pinctrl_utils_reserve_map(pctldev, maps, num_reserved_maps, num_maps, reserve);
43722575e5cdcc6 Conor Dooley 2026-01-20 40 if (ret)
43722575e5cdcc6 Conor Dooley 2026-01-20 41 return ret;
43722575e5cdcc6 Conor Dooley 2026-01-20 42
43722575e5cdcc6 Conor Dooley 2026-01-20 43 ret = pinctrl_utils_add_map_mux(pctldev, maps, num_reserved_maps, num_maps, group_name,
43722575e5cdcc6 Conor Dooley 2026-01-20 44 parent->name);
43722575e5cdcc6 Conor Dooley 2026-01-20 45 if (ret < 0)
43722575e5cdcc6 Conor Dooley 2026-01-20 46 return ret;
43722575e5cdcc6 Conor Dooley 2026-01-20 47
43722575e5cdcc6 Conor Dooley 2026-01-20 48 ret = pinctrl_generic_add_group(pctldev, group_name, pins, npins, functions);
43722575e5cdcc6 Conor Dooley 2026-01-20 49 if (ret < 0)
43722575e5cdcc6 Conor Dooley 2026-01-20 50 return dev_err_probe(dev, ret, "failed to add group %s: %d\n",
43722575e5cdcc6 Conor Dooley 2026-01-20 51 group_name, ret);
43722575e5cdcc6 Conor Dooley 2026-01-20 52
43722575e5cdcc6 Conor Dooley 2026-01-20 53 ret = pinconf_generic_parse_dt_config(np, pctldev, &configs, &num_configs);
43722575e5cdcc6 Conor Dooley 2026-01-20 54 if (ret)
43722575e5cdcc6 Conor Dooley 2026-01-20 55 return dev_err_probe(dev, ret, "failed to parse pin config of group %s\n",
43722575e5cdcc6 Conor Dooley 2026-01-20 56 group_name);
43722575e5cdcc6 Conor Dooley 2026-01-20 57
43722575e5cdcc6 Conor Dooley 2026-01-20 58 if (num_configs == 0)
43722575e5cdcc6 Conor Dooley 2026-01-20 59 return 0;
43722575e5cdcc6 Conor Dooley 2026-01-20 60
43722575e5cdcc6 Conor Dooley 2026-01-20 61 ret = pinctrl_utils_reserve_map(pctldev, maps, num_reserved_maps, num_maps, reserve);
43722575e5cdcc6 Conor Dooley 2026-01-20 62 if (ret)
43722575e5cdcc6 Conor Dooley 2026-01-20 63 return ret;
43722575e5cdcc6 Conor Dooley 2026-01-20 64
43722575e5cdcc6 Conor Dooley 2026-01-20 65 ret = pinctrl_utils_add_map_configs(pctldev, maps, num_reserved_maps, num_maps, group_name,
43722575e5cdcc6 Conor Dooley 2026-01-20 66 configs,
43722575e5cdcc6 Conor Dooley 2026-01-20 67 num_configs, PIN_MAP_TYPE_CONFIGS_GROUP);
43722575e5cdcc6 Conor Dooley 2026-01-20 68 kfree(configs);
43722575e5cdcc6 Conor Dooley 2026-01-20 69 if (ret)
43722575e5cdcc6 Conor Dooley 2026-01-20 70 return ret;
43722575e5cdcc6 Conor Dooley 2026-01-20 71
43722575e5cdcc6 Conor Dooley 2026-01-20 72 return 0;
43722575e5cdcc6 Conor Dooley 2026-01-20 73 };
43722575e5cdcc6 Conor Dooley 2026-01-20 74
:::::: The code at line 20 was first introduced by commit
:::::: a26361256c774cc1f36979ab440cb9d83a9f8e48 pinctrl: extract pinctrl_generic_to_map() from pinctrl_generic_pins_function_dt_node_to_map()
:::::: TO: Frank Li <Frank.Li@nxp.com>
:::::: CC: Linus Walleij <linusw@kernel.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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2026-04-07 12:33 [linusw-pinctrl:ib-mux-pinctrl 5/5] drivers/pinctrl/pinctrl-generic.c:20:5: error: conflicting types for 'pinctrl_generic_to_map'; have 'int(struct pinctrl_dev *, struct device_node *, struct device_node *, struct pinctrl_map **, unsigned int *, unsigned int *, const char **, unsigned int, kernel test robot
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