Subject: Re: linux-next: Tree for May 25 (cpufreq/intel_pstate.c)

From: Randy Dunlap <[email-masked]>
Date: Tue, 25 May 2021 11:23:33 -0700

On 5/24/21 11:39 PM, Stephen Rothwell wrote:
> Hi all,
> Changes since 20210524:

on x86_64:
# CONFIG_ACPI is not set

../drivers/cpufreq/intel_pstate.c:495:59: warning: ‘struct cppc_perf_caps’ declared inside parameter list will not be visible outside of this definition or declaration
 static bool intel_pstate_cppc_perf_valid(u32 perf, struct cppc_perf_caps *caps)
                                                           ^~~~~~~~~~~~~~
../drivers/cpufreq/intel_pstate.c: In function ‘intel_pstate_cppc_perf_valid’:
../drivers/cpufreq/intel_pstate.c:497:29: error: dereferencing pointer to incomplete type ‘struct cppc_perf_caps’
  return perf && perf <= caps->highest_perf && perf >= caps->lowest_perf;
                             ^~
../drivers/cpufreq/intel_pstate.c: At top level:
../drivers/cpufreq/intel_pstate.c:501:13: warning: ‘struct cppc_perf_caps’ declared inside parameter list will not be visible outside of this definition or declaration
      struct cppc_perf_caps *caps)
             ^~~~~~~~~~~~~~
../drivers/cpufreq/intel_pstate.c: In function ‘intel_pstate_cppc_perf_caps’:
../drivers/cpufreq/intel_pstate.c:503:6: error: implicit declaration of function ‘cppc_get_perf_caps’; did you mean ‘get_ibs_caps’? [-Werror=implicit-function-declaration]
  if (cppc_get_perf_caps(cpu->cpu, caps))
      ^~~~~~~~~~~~~~~~~~
      get_ibs_caps
../drivers/cpufreq/intel_pstate.c:506:13: error: dereferencing pointer to incomplete type ‘struct cppc_perf_caps’
  return caps->highest_perf && caps->lowest_perf <= caps->highest_perf;
             ^~
../drivers/cpufreq/intel_pstate.c: In function ‘intel_pstate_hybrid_hwp_calibrate’:
../drivers/cpufreq/intel_pstate.c:533:24: error: storage size of ‘caps’ isn’t known
  struct cppc_perf_caps caps;
                        ^~~~
../drivers/cpufreq/intel_pstate.c:533:24: warning: unused variable ‘caps’ [-Wunused-variable]

-- 
~Randy
Reported-by: Randy Dunlap <[email-masked]>