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Date: Sun, 10 Sep 2023 09:46:46 +0800
From: kernel test robot <lkp@...el.com>
To: Viresh Kumar <viresh.kumar@...aro.org>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: drivers/opp/core.c:2010: warning: Function parameter or member
'opp_table' not described in '_opp_set_prop_name'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: a3c57ab79a06e333a869ae340420cb3c6f5921d3
commit: 298098e55a6fcc176a5af52cd689f33577ead5ca OPP: Migrate set-prop-name helper API to use set-config helpers
date: 1 year, 2 months ago
config: csky-defconfig (https://download.01.org/0day-ci/archive/20230910/202309100917.zNUUhk19-lkp@intel.com/config)
compiler: csky-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230910/202309100917.zNUUhk19-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/202309100917.zNUUhk19-lkp@intel.com/
All warnings (new ones prefixed by >>):
drivers/opp/core.c:1967: warning: Function parameter or member 'opp_table' not described in '_opp_set_supported_hw'
drivers/opp/core.c:1967: warning: Excess function parameter 'dev' description in '_opp_set_supported_hw'
>> drivers/opp/core.c:2010: warning: Function parameter or member 'opp_table' not described in '_opp_set_prop_name'
>> drivers/opp/core.c:2010: warning: Excess function parameter 'dev' description in '_opp_set_prop_name'
drivers/opp/core.c:2051: warning: Function parameter or member 'opp_table' not described in '_opp_set_regulators'
drivers/opp/core.c:2051: warning: Excess function parameter 'count' description in '_opp_set_regulators'
drivers/opp/core.c:2164: warning: Function parameter or member 'opp_table' not described in '_opp_set_clknames'
drivers/opp/core.c:2228: warning: Function parameter or member 'opp_table' not described in '_opp_register_set_opp_helper'
drivers/opp/core.c:2314: warning: Function parameter or member 'opp_table' not described in '_opp_attach_genpd'
drivers/opp/core.c:2536: warning: Function parameter or member 'token' not described in 'dev_pm_opp_clear_config'
drivers/opp/core.c:2536: warning: Excess function parameter 'opp_table' description in 'dev_pm_opp_clear_config'
vim +2010 drivers/opp/core.c
38393409da345c drivers/base/power/opp.c Viresh Kumar 2014-11-25 1953
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1954 /**
89f03984fa2abf drivers/opp/core.c Viresh Kumar 2022-05-26 1955 * _opp_set_supported_hw() - Set supported platforms
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1956 * @dev: Device for which supported-hw has to be set.
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1957 * @versions: Array of hierarchy of versions to match.
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1958 * @count: Number of elements in the array.
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1959 *
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1960 * This is required only for the V2 bindings, and it enables a platform to
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1961 * specify the hierarchy of versions it supports. OPP layer will then enable
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1962 * OPPs, which are available for those versions, based on its 'opp-supported-hw'
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1963 * property.
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1964 */
89f03984fa2abf drivers/opp/core.c Viresh Kumar 2022-05-26 1965 static int _opp_set_supported_hw(struct opp_table *opp_table,
fa30184d192ec7 drivers/base/power/opp/core.c Viresh Kumar 2017-01-23 1966 const u32 *versions, unsigned int count)
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 @1967 {
25419de1b8dda2 drivers/opp/core.c Viresh Kumar 2018-05-22 1968 /* Another CPU that shares the OPP table has set the property ? */
25419de1b8dda2 drivers/opp/core.c Viresh Kumar 2018-05-22 1969 if (opp_table->supported_hw)
89f03984fa2abf drivers/opp/core.c Viresh Kumar 2022-05-26 1970 return 0;
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1971
2c2709dc6921c5 drivers/base/power/opp/core.c Viresh Kumar 2016-02-16 1972 opp_table->supported_hw = kmemdup(versions, count * sizeof(*versions),
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1973 GFP_KERNEL);
89f03984fa2abf drivers/opp/core.c Viresh Kumar 2022-05-26 1974 if (!opp_table->supported_hw)
89f03984fa2abf drivers/opp/core.c Viresh Kumar 2022-05-26 1975 return -ENOMEM;
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1976
2c2709dc6921c5 drivers/base/power/opp/core.c Viresh Kumar 2016-02-16 1977 opp_table->supported_hw_count = count;
fa30184d192ec7 drivers/base/power/opp/core.c Viresh Kumar 2017-01-23 1978
89f03984fa2abf drivers/opp/core.c Viresh Kumar 2022-05-26 1979 return 0;
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1980 }
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1981
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1982 /**
89f03984fa2abf drivers/opp/core.c Viresh Kumar 2022-05-26 1983 * _opp_put_supported_hw() - Releases resources blocked for supported hw
89f03984fa2abf drivers/opp/core.c Viresh Kumar 2022-05-26 1984 * @opp_table: OPP table returned by _opp_set_supported_hw().
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1985 *
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1986 * This is required only for the V2 bindings, and is called for a matching
89f03984fa2abf drivers/opp/core.c Viresh Kumar 2022-05-26 1987 * _opp_set_supported_hw(). Until this is called, the opp_table structure
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1988 * will not be freed.
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1989 */
89f03984fa2abf drivers/opp/core.c Viresh Kumar 2022-05-26 1990 static void _opp_put_supported_hw(struct opp_table *opp_table)
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1991 {
89f03984fa2abf drivers/opp/core.c Viresh Kumar 2022-05-26 1992 if (opp_table->supported_hw) {
2c2709dc6921c5 drivers/base/power/opp/core.c Viresh Kumar 2016-02-16 1993 kfree(opp_table->supported_hw);
2c2709dc6921c5 drivers/base/power/opp/core.c Viresh Kumar 2016-02-16 1994 opp_table->supported_hw = NULL;
2c2709dc6921c5 drivers/base/power/opp/core.c Viresh Kumar 2016-02-16 1995 opp_table->supported_hw_count = 0;
7de36b0aa51a5a drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1996 }
9c4f220f3dc260 drivers/opp/core.c Yangtao Li 2021-03-14 1997 }
9c4f220f3dc260 drivers/opp/core.c Yangtao Li 2021-03-14 1998
01fb4d3c39d35b drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 1999 /**
298098e55a6fcc drivers/opp/core.c Viresh Kumar 2022-05-26 2000 * _opp_set_prop_name() - Set prop-extn name
a5da64477ee79e drivers/base/power/opp/core.c Viresh Kumar 2016-02-16 2001 * @dev: Device for which the prop-name has to be set.
01fb4d3c39d35b drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 2002 * @name: name to postfix to properties.
01fb4d3c39d35b drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 2003 *
01fb4d3c39d35b drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 2004 * This is required only for the V2 bindings, and it enables a platform to
01fb4d3c39d35b drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 2005 * specify the extn to be used for certain property names. The properties to
01fb4d3c39d35b drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 2006 * which the extension will apply are opp-microvolt and opp-microamp. OPP core
01fb4d3c39d35b drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 2007 * should postfix the property name with -<name> while looking for them.
01fb4d3c39d35b drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 2008 */
298098e55a6fcc drivers/opp/core.c Viresh Kumar 2022-05-26 2009 static int _opp_set_prop_name(struct opp_table *opp_table, const char *name)
01fb4d3c39d35b drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 @2010 {
878ec1a9f0e5a6 drivers/opp/core.c Viresh Kumar 2018-05-22 2011 /* Another CPU that shares the OPP table has set the property ? */
2c2709dc6921c5 drivers/base/power/opp/core.c Viresh Kumar 2016-02-16 2012 if (!opp_table->prop_name) {
298098e55a6fcc drivers/opp/core.c Viresh Kumar 2022-05-26 2013 opp_table->prop_name = kstrdup(name, GFP_KERNEL);
298098e55a6fcc drivers/opp/core.c Viresh Kumar 2022-05-26 2014 if (!opp_table->prop_name)
298098e55a6fcc drivers/opp/core.c Viresh Kumar 2022-05-26 2015 return -ENOMEM;
01fb4d3c39d35b drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 2016 }
01fb4d3c39d35b drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 2017
298098e55a6fcc drivers/opp/core.c Viresh Kumar 2022-05-26 2018 return 0;
01fb4d3c39d35b drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 2019 }
01fb4d3c39d35b drivers/base/power/opp/core.c Viresh Kumar 2015-12-09 2020
:::::: The code at line 2010 was first introduced by commit
:::::: 01fb4d3c39d35b725441e8a9a26b3f3ad67793ed PM / OPP: Parse 'opp-<prop>-<name>' bindings
:::::: TO: Viresh Kumar <viresh.kumar@...aro.org>
:::::: CC: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
--
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