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* [openeuler:OLK-5.10 3386/3386] drivers/acpi/cppc_acpi.c:1530: warning: Function parameter or member 'auto_act_window' not described in 'cppc_set_auto_act_window'
@ 2025-12-08 22:03 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2025-12-08 22:03 UTC (permalink / raw)
  To: kernel, heppen; +Cc: oe-kbuild-all

Hi heppen,

FYI, the error/warning still remains.

tree:   https://gitee.com/openeuler/kernel.git OLK-5.10
head:   69d9543977fd7abe8b555406c7a3e5d64d8292f8
commit: 6d474065f368e21b77526a5c30f5a1aed017142a [3386/3386] ACPI: CPPC: Add three register ABIs
config: x86_64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20251208/202512082313.2Za1o7Qf-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251208/202512082313.2Za1o7Qf-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/202512082313.2Za1o7Qf-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/acpi/cppc_acpi.c:450: warning: Function parameter or member 'cpc_pptr' not described in '__acpi_get_psd_map'
   drivers/acpi/cppc_acpi.c:700: warning: Function parameter or member 'pcc_ss_id' not described in 'pcc_data_alloc'
>> drivers/acpi/cppc_acpi.c:1530: warning: Function parameter or member 'auto_act_window' not described in 'cppc_set_auto_act_window'
>> drivers/acpi/cppc_acpi.c:1530: warning: Excess function parameter 'enable' description in 'cppc_set_auto_act_window'
>> drivers/acpi/cppc_acpi.c:1541: warning: Function parameter or member 'cpunum' not described in 'cppc_get_auto_act_window'
>> drivers/acpi/cppc_acpi.c:1541: warning: Function parameter or member 'auto_act_window' not described in 'cppc_get_auto_act_window'
>> drivers/acpi/cppc_acpi.c:1541: warning: Excess function parameter 'cpu' description in 'cppc_get_auto_act_window'
>> drivers/acpi/cppc_acpi.c:1541: warning: Excess function parameter 'enable' description in 'cppc_get_auto_act_window'
>> drivers/acpi/cppc_acpi.c:1552: warning: Function parameter or member 'auto_sel' not described in 'cppc_get_auto_sel'
>> drivers/acpi/cppc_acpi.c:1552: warning: Excess function parameter 'enable' description in 'cppc_get_auto_sel'
>> drivers/acpi/cppc_acpi.c:1575: warning: Function parameter or member 'epp_val' not described in 'cppc_set_epp'
>> drivers/acpi/cppc_acpi.c:1575: warning: Excess function parameter 'enable' description in 'cppc_set_epp'
   drivers/acpi/cppc_acpi.c:1716: warning: Function parameter or member 'cpu_num' not described in 'cppc_get_transition_latency'


vim +1530 drivers/acpi/cppc_acpi.c

  1523	
  1524	/**
  1525	 * cppc_set_auto_act_window - Write autonomous act window register.
  1526	 * @cpu    : CPU to which to write register.
  1527	 * @enable : the desired value of autonomous act window register to be updated.
  1528	 */
  1529	int cppc_set_auto_act_window(int cpu, u64 auto_act_window)
> 1530	{
  1531		return cppc_set_reg(cpu, AUTO_ACT_WINDOW, auto_act_window);
  1532	}
  1533	EXPORT_SYMBOL_GPL(cppc_set_auto_act_window);
  1534	
  1535	/**
  1536	 * cppc_get_auto_act_window - Read autonomous act window register.
  1537	 * @cpu    : CPU to which to write register.
  1538	 * @enable : the desired value of autonomous act window register to be updated.
  1539	 */
  1540	int cppc_get_auto_act_window(int cpunum, u64 *auto_act_window)
> 1541	{
  1542		return cppc_get_reg(cpunum, AUTO_ACT_WINDOW, auto_act_window);
  1543	}
  1544	EXPORT_SYMBOL_GPL(cppc_get_auto_act_window);
  1545	
  1546	/**
  1547	 * cppc_get_auto_sel - Read autonomous selection register.
  1548	 * @cpunum : CPU to which to write register.
  1549	 * @enable : the desired value of autonomous selection resiter to be updated.
  1550	 */
  1551	int cppc_get_auto_sel(int cpunum, u64 *auto_sel)
> 1552	{
  1553		return cppc_get_reg(cpunum, AUTO_SEL_ENABLE, auto_sel);
  1554	}
  1555	EXPORT_SYMBOL_GPL(cppc_get_auto_sel);
  1556	
  1557	
  1558	/**
  1559	 * cppc_set_auto_sel - Write autonomous selection register.
  1560	 * @cpu    : CPU to which to write register.
  1561	 * @enable : the desired value of autonomous selection resiter to be updated.
  1562	 */
  1563	int cppc_set_auto_sel(int cpu, bool enable)
  1564	{
  1565		return cppc_set_reg(cpu, AUTO_SEL_ENABLE, enable);
  1566	}
  1567	EXPORT_SYMBOL_GPL(cppc_set_auto_sel);
  1568	
  1569	/**
  1570	 * cppc_set_epp - Write energe perf register.
  1571	 * @cpu    : CPU to which to write register.
  1572	 * @enable : the desired value of energe perf register to be updated.
  1573	 */
  1574	int cppc_set_epp(int cpu, u64 epp_val)
> 1575	{
  1576		return cppc_set_reg(cpu, ENERGY_PERF, epp_val);
  1577	}
  1578	EXPORT_SYMBOL_GPL(cppc_set_epp);
  1579	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

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2025-12-08 22:03 [openeuler:OLK-5.10 3386/3386] drivers/acpi/cppc_acpi.c:1530: warning: Function parameter or member 'auto_act_window' not described in 'cppc_set_auto_act_window' kernel test robot

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