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    Subject[tobetter:odroid-5.17.y 9/41] drivers/power/reset/odroid-reboot.c:63:6: warning: no previous prototype for 'odroid_card_reset'
    tree:   https://github.com/tobetter/linux odroid-5.17.y
    head: 992855288ffabfafb16c8ed7ce9a81fc64cfc89a
    commit: 5129b4258d6570b94abc714f4ac79508f8b7645b [9/41] ODROID-COMMON: power:reset: Add odroid support
    config: arm-allyesconfig (https://download.01.org/0day-ci/archive/20220215/202202151819.zUcA2HQK-lkp@intel.com/config)
    compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0
    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/tobetter/linux/commit/5129b4258d6570b94abc714f4ac79508f8b7645b
    git remote add tobetter https://github.com/tobetter/linux
    git fetch --no-tags tobetter odroid-5.17.y
    git checkout 5129b4258d6570b94abc714f4ac79508f8b7645b
    # save the config file to linux build tree
    mkdir build_dir
    COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm SHELL=/bin/bash drivers/power/reset/

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

    All warnings (new ones prefixed by >>):

    >> drivers/power/reset/odroid-reboot.c:63:6: warning: no previous prototype for 'odroid_card_reset' [-Wmissing-prototypes]
    63 | void odroid_card_reset(void)
    | ^~~~~~~~~~~~~~~~~
    drivers/power/reset/odroid-reboot.c: In function 'odroid_restart_probe':
    drivers/power/reset/odroid-reboot.c:141:17: error: 'arm_pm_restart' undeclared (first use in this function); did you mean 'alarm_restart'?
    141 | arm_pm_restart = do_odroid_restart;
    | ^~~~~~~~~~~~~~
    | alarm_restart
    drivers/power/reset/odroid-reboot.c:141:17: note: each undeclared identifier is reported only once for each function it appears in


    vim +/odroid_card_reset +63 drivers/power/reset/odroid-reboot.c

    62
    > 63 void odroid_card_reset(void)
    64 {
    65 int ret = 0;
    66
    67 if ((sd_vqsw == 0) && (sd_vmmc == 0))
    68 return;
    69
    70 if (sd_vqen == 0) {
    71 gpio_free(sd_vqsw);
    72 gpio_free(sd_vmmc);
    73 ret = gpio_request_one(sd_vqsw,
    74 GPIOF_OUT_INIT_LOW, "REBOOT");
    75 CHECK_RET(ret);
    76 mdelay(10);
    77 ret = gpio_direction_output(sd_vqsw, 1);
    78 CHECK_RET(ret);
    79 ret = gpio_request_one(sd_vmmc,
    80 GPIOF_OUT_INIT_LOW, "REBOOT");
    81 CHECK_RET(ret);
    82 mdelay(10);
    83 ret = gpio_direction_output(sd_vqsw, 0);
    84 CHECK_RET(ret);
    85 ret = gpio_direction_output(sd_vmmc, 1);
    86 CHECK_RET(ret);
    87 mdelay(5);
    88 gpio_free(sd_vqsw);
    89 gpio_free(sd_vmmc);
    90 } else {
    91 gpio_free(sd_vqsw);
    92 gpio_free(sd_vqen);
    93 gpio_free(sd_vmmc);
    94
    95 ret = gpio_request_one(sd_vqsw,
    96 GPIOF_OUT_INIT_LOW, "REBOOT");
    97 CHECK_RET(ret);
    98 ret = gpio_request_one(sd_vqen,
    99 GPIOF_OUT_INIT_LOW, "REBOOT");
    100 CHECK_RET(ret);
    101 ret = gpio_request_one(sd_vmmc,
    102 GPIOF_OUT_INIT_LOW, "REBOOT");
    103 CHECK_RET(ret);
    104 mdelay(100);
    105 ret = gpio_direction_input(sd_vqen);
    106 CHECK_RET(ret);
    107 ret = gpio_direction_input(sd_vmmc);
    108 CHECK_RET(ret);
    109 ret = gpio_direction_input(sd_vqsw);
    110 CHECK_RET(ret);
    111 mdelay(5);
    112 gpio_free(sd_vqen);
    113 gpio_free(sd_vmmc);
    114 gpio_free(sd_vqsw);
    115 }
    116 }
    117

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

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