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Date: Sat, 7 Oct 2023 07:18:42 +0800
From: kernel test robot <lkp@...el.com>
To: Kate Hsuan <hpa@...hat.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
Hans de Goede <hdegoede@...hat.com>,
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
Rajneesh Bhardwaj <irenic.rajneesh@...il.com>
Subject: drivers/platform/x86/intel/telemetry/core.c:116: warning: Function
parameter or member 'ioss_evtconfig' not described in
'telemetry_update_events'
Hi Kate,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: af95dc6fdc25e616051d0234aad638e15c02ec8f
commit: 2b6cb8f2e88b416393d2b34cad51bfe6e1aae8a7 platform/x86: intel_telemetry: Move to intel sub-directory
date: 2 years, 2 months ago
config: x86_64-randconfig-003-20230909 (https://download.01.org/0day-ci/archive/20231007/202310070743.WALmRGSY-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231007/202310070743.WALmRGSY-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202310070743.WALmRGSY-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/platform/x86/intel/telemetry/core.c:116: warning: Function parameter or member 'ioss_evtconfig' not described in 'telemetry_update_events'
>> drivers/platform/x86/intel/telemetry/core.c:188: warning: Function parameter or member 'ioss_evtconfig' not described in 'telemetry_get_eventconfig'
vim +116 drivers/platform/x86/intel/telemetry/core.c
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 101
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 102 /**
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 103 * telemetry_update_events() - Update telemetry Configuration
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 104 * @pss_evtconfig: PSS related config. No change if num_evts = 0.
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 105 * @pss_evtconfig: IOSS related config. No change if num_evts = 0.
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 106 *
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 107 * This API updates the IOSS & PSS Telemetry configuration. Old config
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 108 * is overwritten. Call telemetry_reset_events when logging is over
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 109 * All sample period values should be in the form of:
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 110 * bits[6:3] -> value; bits [0:2]-> Exponent; Period = (Value *16^Exponent)
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 111 *
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 112 * Return: 0 success, < 0 for failure
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 113 */
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 114 int telemetry_update_events(struct telemetry_evtconfig pss_evtconfig,
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 115 struct telemetry_evtconfig ioss_evtconfig)
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 @116 {
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 117 return telm_core_conf.telem_ops->update_events(pss_evtconfig,
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 118 ioss_evtconfig);
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 119 }
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 120 EXPORT_SYMBOL_GPL(telemetry_update_events);
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 121
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 122
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 123 /**
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 124 * telemetry_set_sampling_period() - Sets the IOSS & PSS sampling period
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 125 * @pss_period: placeholder for PSS Period to be set.
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 126 * Set to 0 if not required to be updated
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 127 * @ioss_period: placeholder for IOSS Period to be set
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 128 * Set to 0 if not required to be updated
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 129 *
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 130 * All values should be in the form of:
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 131 * bits[6:3] -> value; bits [0:2]-> Exponent; Period = (Value *16^Exponent)
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 132 *
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 133 * Return: 0 success, < 0 for failure
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 134 */
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 135 int telemetry_set_sampling_period(u8 pss_period, u8 ioss_period)
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 136 {
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 137 return telm_core_conf.telem_ops->set_sampling_period(pss_period,
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 138 ioss_period);
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 139 }
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 140 EXPORT_SYMBOL_GPL(telemetry_set_sampling_period);
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 141
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 142 /**
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 143 * telemetry_get_sampling_period() - Get IOSS & PSS min & max sampling period
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 144 * @pss_min_period: placeholder for PSS Min Period supported
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 145 * @pss_max_period: placeholder for PSS Max Period supported
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 146 * @ioss_min_period: placeholder for IOSS Min Period supported
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 147 * @ioss_max_period: placeholder for IOSS Max Period supported
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 148 *
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 149 * All values should be in the form of:
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 150 * bits[6:3] -> value; bits [0:2]-> Exponent; Period = (Value *16^Exponent)
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 151 *
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 152 * Return: 0 success, < 0 for failure
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 153 */
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 154 int telemetry_get_sampling_period(u8 *pss_min_period, u8 *pss_max_period,
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 155 u8 *ioss_min_period, u8 *ioss_max_period)
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 156 {
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 157 return telm_core_conf.telem_ops->get_sampling_period(pss_min_period,
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 158 pss_max_period,
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 159 ioss_min_period,
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 160 ioss_max_period);
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 161 }
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 162 EXPORT_SYMBOL_GPL(telemetry_get_sampling_period);
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 163
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 164
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 165 /**
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 166 * telemetry_reset_events() - Restore the IOSS & PSS configuration to default
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 167 *
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 168 * Return: 0 success, < 0 for failure
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 169 */
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 170 int telemetry_reset_events(void)
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 171 {
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 172 return telm_core_conf.telem_ops->reset_events();
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 173 }
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 174 EXPORT_SYMBOL_GPL(telemetry_reset_events);
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 175
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 176 /**
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 177 * telemetry_get_eventconfig() - Returns the pss and ioss events enabled
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 178 * @pss_evtconfig: Pointer to PSS related configuration.
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 179 * @pss_evtconfig: Pointer to IOSS related configuration.
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 180 * @pss_len: Number of u32 elements allocated for pss_evtconfig array
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 181 * @ioss_len: Number of u32 elements allocated for ioss_evtconfig array
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 182 *
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 183 * Return: 0 success, < 0 for failure
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 184 */
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 185 int telemetry_get_eventconfig(struct telemetry_evtconfig *pss_evtconfig,
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 186 struct telemetry_evtconfig *ioss_evtconfig,
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 187 int pss_len, int ioss_len)
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 @188 {
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 189 return telm_core_conf.telem_ops->get_eventconfig(pss_evtconfig,
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 190 ioss_evtconfig,
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 191 pss_len, ioss_len);
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 192 }
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 193 EXPORT_SYMBOL_GPL(telemetry_get_eventconfig);
378f956e3f93b7 drivers/platform/x86/intel_telemetry_core.c Souvik Kumar Chakravarty 2016-01-12 194
:::::: The code at line 116 was first introduced by commit
:::::: 378f956e3f93b7862d89f93411953758491b42cc platform/x86: Add Intel Telemetry Core Driver
:::::: TO: Souvik Kumar Chakravarty <souvik.k.chakravarty@...el.com>
:::::: CC: Darren Hart <dvhart@...ux.intel.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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