linux-kernel - [thierryreding:for-6.1/work 113/126] drivers/cpufreq/cppc_cpufreq.c:641:32: error: 'cppc_get_cpu

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Date:   Sat, 8 Oct 2022 06:34:30 +0800
From:   kernel test robot <lkp@...el.com>
To:     Thierry Reding <treding@...dia.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [thierryreding:for-6.1/work 113/126]
 drivers/cpufreq/cppc_cpufreq.c:641:32: error: 'cppc_get_cpu_power'
 undeclared

tree:   https://github.com/thierryreding/linux for-6.1/work
head:   729a34072c3a43e35392a34f33849ce419e99e99
commit: 0be9cc83439a494490f3306ead13e6b01c0fbfe2 [113/126] WIP
config: arm64-allyesconfig
compiler: aarch64-linux-gcc (GCC) 12.1.0
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/thierryreding/linux/commit/0be9cc83439a494490f3306ead13e6b01c0fbfe2
        git remote add thierryreding https://github.com/thierryreding/linux
        git fetch --no-tags thierryreding for-6.1/work
        git checkout 0be9cc83439a494490f3306ead13e6b01c0fbfe2
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/

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

All errors (new ones prefixed by >>):

   In file included from include/linux/device.h:16,
                    from include/linux/node.h:18,
                    from include/linux/cpu.h:17,
                    from drivers/cpufreq/cppc_cpufreq.c:17:
   drivers/cpufreq/cppc_cpufreq.c: In function 'cppc_cpufreq_register_em':
>> drivers/cpufreq/cppc_cpufreq.c:641:32: error: 'cppc_get_cpu_power' undeclared (first use in this function)
     641 |                 EM_ADV_DATA_CB(cppc_get_cpu_power, cppc_get_cpu_cost);
         |                                ^~~~~~~~~~~~~~~~~~
   include/linux/energy_model.h:164:27: note: in definition of macro 'EM_ADV_DATA_CB'
     164 |         { .active_power = _active_power_cb,             \
         |                           ^~~~~~~~~~~~~~~~
   drivers/cpufreq/cppc_cpufreq.c:641:32: note: each undeclared identifier is reported only once for each function it appears in
     641 |                 EM_ADV_DATA_CB(cppc_get_cpu_power, cppc_get_cpu_cost);
         |                                ^~~~~~~~~~~~~~~~~~
   include/linux/energy_model.h:164:27: note: in definition of macro 'EM_ADV_DATA_CB'
     164 |         { .active_power = _active_power_cb,             \
         |                           ^~~~~~~~~~~~~~~~
>> drivers/cpufreq/cppc_cpufreq.c:641:52: error: 'cppc_get_cpu_cost' undeclared (first use in this function)
     641 |                 EM_ADV_DATA_CB(cppc_get_cpu_power, cppc_get_cpu_cost);
         |                                                    ^~~~~~~~~~~~~~~~~
   include/linux/energy_model.h:165:23: note: in definition of macro 'EM_ADV_DATA_CB'
     165 |           .get_cost = _cost_cb }
         |                       ^~~~~~~~


vim +/cppc_get_cpu_power +641 drivers/cpufreq/cppc_cpufreq.c

d3c3db41df7e1b Pierre Gondois 2022-04-25  636  
740fcdc2c20ecf Pierre Gondois 2022-04-25  637  static void cppc_cpufreq_register_em(struct cpufreq_policy *policy)
740fcdc2c20ecf Pierre Gondois 2022-04-25  638  {
740fcdc2c20ecf Pierre Gondois 2022-04-25  639  	struct cppc_cpudata *cpu_data;
740fcdc2c20ecf Pierre Gondois 2022-04-25  640  	struct em_data_callback em_cb =
740fcdc2c20ecf Pierre Gondois 2022-04-25 @641  		EM_ADV_DATA_CB(cppc_get_cpu_power, cppc_get_cpu_cost);
740fcdc2c20ecf Pierre Gondois 2022-04-25  642  
740fcdc2c20ecf Pierre Gondois 2022-04-25  643  	cpu_data = policy->driver_data;
740fcdc2c20ecf Pierre Gondois 2022-04-25  644  	em_dev_register_perf_domain(get_cpu_device(policy->cpu),
740fcdc2c20ecf Pierre Gondois 2022-04-25  645  			get_perf_level_count(policy), &em_cb,
740fcdc2c20ecf Pierre Gondois 2022-04-25  646  			cpu_data->shared_cpu_map, 0);
740fcdc2c20ecf Pierre Gondois 2022-04-25  647  }
740fcdc2c20ecf Pierre Gondois 2022-04-25  648  

:::::: The code at line 641 was first introduced by commit
:::::: 740fcdc2c20ecf855b36b919d7fa1b872b5a7eae cpufreq: CPPC: Register EM based on efficiency class information

:::::: TO: Pierre Gondois <Pierre.Gondois@....com>
:::::: CC: Rafael J. Wysocki <rafael.j.wysocki@...el.com>

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

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