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* [arm-tegra:hte/for-next 7/10] drivers/gpio/gpiolib-cdev.c:851:34: error: incompatible function pointer types passing 'irqreturn_t (struct hte_ts_data *, void *)' (aka 'enum irqreturn (struct hte_ts_data *, void *)') to parameter of type 'hte_ts_cb_t' (aka 'enum hte_return (*)(struct h...
@ 2022-05-03 20:17 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2022-05-03 20:17 UTC (permalink / raw)
  To: Dipen Patel; +Cc: llvm, kbuild-all, linux-tegra, Thierry Reding

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/swarren/linux-tegra.git hte/for-next
head:   cedbe14082d169f4c1136c70c5170a76bd9a076a
commit: 98935236600d4e179b664ffcfcd54e0ec3a1b4e3 [7/10] gpiolib: cdev: Add hardware timestamp clock type
config: arm-ep93xx_defconfig (https://download.01.org/0day-ci/archive/20220504/202205040454.CGWxoTt3-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 363b3a645a1e30011cc8da624f13dac5fd915628)
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 arm cross compiling tool for clang build
        # apt-get install binutils-arm-linux-gnueabi
        # https://git.kernel.org/pub/scm/linux/kernel/git/swarren/linux-tegra.git/commit/?id=98935236600d4e179b664ffcfcd54e0ec3a1b4e3
        git remote add arm-tegra https://git.kernel.org/pub/scm/linux/kernel/git/swarren/linux-tegra.git
        git fetch --no-tags arm-tegra hte/for-next
        git checkout 98935236600d4e179b664ffcfcd54e0ec3a1b4e3
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm 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/gpio/gpiolib-cdev.c:572:8: error: unknown type name 'hte_return_t'; did you mean 'irqreturn_t'?
   static hte_return_t process_hw_ts_thread(void *p)
          ^~~~~~~~~~~~
          irqreturn_t
   include/linux/irqreturn.h:17:24: note: 'irqreturn_t' declared here
   typedef enum irqreturn irqreturn_t;
                          ^
   drivers/gpio/gpiolib-cdev.c:581:10: warning: implicit conversion from enumeration type 'enum hte_return' to different enumeration type 'irqreturn_t' (aka 'enum irqreturn') [-Wenum-conversion]
                   return HTE_CB_HANDLED;
                   ~~~~~~ ^~~~~~~~~~~~~~
   drivers/gpio/gpiolib-cdev.c:612:10: warning: implicit conversion from enumeration type 'enum hte_return' to different enumeration type 'irqreturn_t' (aka 'enum irqreturn') [-Wenum-conversion]
                   return HTE_CB_HANDLED;
                   ~~~~~~ ^~~~~~~~~~~~~~
   drivers/gpio/gpiolib-cdev.c:620:9: warning: implicit conversion from enumeration type 'enum hte_return' to different enumeration type 'irqreturn_t' (aka 'enum irqreturn') [-Wenum-conversion]
           return HTE_CB_HANDLED;
           ~~~~~~ ^~~~~~~~~~~~~~
   drivers/gpio/gpiolib-cdev.c:623:8: error: unknown type name 'hte_return_t'; did you mean 'irqreturn_t'?
   static hte_return_t process_hw_ts(struct hte_ts_data *ts, void *p)
          ^~~~~~~~~~~~
          irqreturn_t
   include/linux/irqreturn.h:17:24: note: 'irqreturn_t' declared here
   typedef enum irqreturn irqreturn_t;
                          ^
   drivers/gpio/gpiolib-cdev.c:630:10: warning: implicit conversion from enumeration type 'enum hte_return' to different enumeration type 'irqreturn_t' (aka 'enum irqreturn') [-Wenum-conversion]
                   return HTE_CB_HANDLED;
                   ~~~~~~ ^~~~~~~~~~~~~~
   drivers/gpio/gpiolib-cdev.c:644:11: warning: implicit conversion from enumeration type 'enum hte_return' to different enumeration type 'irqreturn_t' (aka 'enum irqreturn') [-Wenum-conversion]
                           return HTE_CB_HANDLED;
                           ~~~~~~ ^~~~~~~~~~~~~~
   drivers/gpio/gpiolib-cdev.c:652:10: warning: implicit conversion from enumeration type 'enum hte_return' to different enumeration type 'irqreturn_t' (aka 'enum irqreturn') [-Wenum-conversion]
                   return HTE_RUN_SECOND_CB;
                   ~~~~~~ ^~~~~~~~~~~~~~~~~
   drivers/gpio/gpiolib-cdev.c:655:9: warning: implicit conversion from enumeration type 'enum hte_return' to different enumeration type 'irqreturn_t' (aka 'enum irqreturn') [-Wenum-conversion]
           return HTE_CB_HANDLED;
           ~~~~~~ ^~~~~~~~~~~~~~
>> drivers/gpio/gpiolib-cdev.c:851:34: error: incompatible function pointer types passing 'irqreturn_t (struct hte_ts_data *, void *)' (aka 'enum irqreturn (struct hte_ts_data *, void *)') to parameter of type 'hte_ts_cb_t' (aka 'enum hte_return (*)(struct hte_ts_data *, void *)') [-Werror,-Wincompatible-function-pointer-types]
           return hte_request_ts_ns(hdesc, process_hw_ts,
                                           ^~~~~~~~~~~~~
   include/linux/hte.h:234:75: note: passing argument to parameter 'cb' here
   static inline int hte_request_ts_ns(struct hte_ts_desc *desc, hte_ts_cb_t cb,
                                                                             ^
>> drivers/gpio/gpiolib-cdev.c:852:6: error: incompatible function pointer types passing 'irqreturn_t (void *)' (aka 'enum irqreturn (void *)') to parameter of type 'hte_ts_sec_cb_t' (aka 'enum hte_return (*)(void *)') [-Werror,-Wincompatible-function-pointer-types]
                                    process_hw_ts_thread, line);
                                    ^~~~~~~~~~~~~~~~~~~~
   include/linux/hte.h:235:25: note: passing argument to parameter 'tcb' here
                                       hte_ts_sec_cb_t tcb, void *data)
                                                       ^
   7 warnings and 4 errors generated.


vim +851 drivers/gpio/gpiolib-cdev.c

   828	
   829	static int hte_edge_setup(struct line *line, u64 eflags)
   830	{
   831		int ret;
   832		unsigned long flags = 0;
   833		struct hte_ts_desc *hdesc = &line->hdesc;
   834	
   835		if (eflags & GPIO_V2_LINE_FLAG_EDGE_RISING)
   836			flags |= test_bit(FLAG_ACTIVE_LOW, &line->desc->flags) ?
   837					  HTE_FALLING_EDGE_TS : HTE_RISING_EDGE_TS;
   838		if (eflags & GPIO_V2_LINE_FLAG_EDGE_FALLING)
   839			flags |= test_bit(FLAG_ACTIVE_LOW, &line->desc->flags) ?
   840					  HTE_RISING_EDGE_TS : HTE_FALLING_EDGE_TS;
   841	
   842		line->total_discard_seq = 0;
   843	
   844		hte_init_line_attr(hdesc, desc_to_gpio(line->desc), flags,
   845				   NULL, line->desc);
   846	
   847		ret = hte_ts_get(NULL, hdesc, 0);
   848		if (ret)
   849			return ret;
   850	
 > 851		return hte_request_ts_ns(hdesc, process_hw_ts,
 > 852					 process_hw_ts_thread, line);
   853	}
   854	

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

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2022-05-03 20:17 [arm-tegra:hte/for-next 7/10] drivers/gpio/gpiolib-cdev.c:851:34: error: incompatible function pointer types passing 'irqreturn_t (struct hte_ts_data *, void *)' (aka 'enum irqreturn (struct hte_ts_data *, void *)') to parameter of type 'hte_ts_cb_t' (aka 'enum hte_return (*)(struct h kernel test robot

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