Re: [PATCH 3/3] platform/chrome: cros_ec_ucsi: Implement UCSI PDC driver

From: kernel test robot <lkp@intel.com>
To: Pavan Holla <pholla@chromium.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Heikki Krogerus <heikki.krogerus@linux.intel.com>
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
	linux-usb@vger.kernel.org,
	Abhishek Pandit-Subedi <abhishekpandit@chromium.org>,
	Pavan Holla <pholla@chromium.org>
Subject: Re: [PATCH 3/3] platform/chrome: cros_ec_ucsi: Implement UCSI PDC driver
Date: Wed, 27 Mar 2024 07:47:30 +0800	[thread overview]
Message-ID: <202403270732.SwdF4BV2-lkp@intel.com> (raw)
In-Reply-To: <20240325-public-ucsi-h-v1-3-7c7e888edc0a@chromium.org>

Hi Pavan,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 4cece764965020c22cff7665b18a012006359095]

url:    https://github.com/intel-lab-lkp/linux/commits/Pavan-Holla/usb-typec-ucsi-Provide-interface-for-UCSI-transport/20240326-074003
base:   4cece764965020c22cff7665b18a012006359095
patch link:    https://lore.kernel.org/r/20240325-public-ucsi-h-v1-3-7c7e888edc0a%40chromium.org
patch subject: [PATCH 3/3] platform/chrome: cros_ec_ucsi: Implement UCSI PDC driver
config: alpha-allyesconfig (https://download.01.org/0day-ci/archive/20240327/202403270732.SwdF4BV2-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240327/202403270732.SwdF4BV2-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/202403270732.SwdF4BV2-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/platform/chrome/cros_ec_ucsi.c:224:12: warning: 'cros_ucsi_resume' defined but not used [-Wunused-function]
     224 | static int cros_ucsi_resume(struct device *dev)
         |            ^~~~~~~~~~~~~~~~
>> drivers/platform/chrome/cros_ec_ucsi.c:215:12: warning: 'cros_ucsi_suspend' defined but not used [-Wunused-function]
     215 | static int cros_ucsi_suspend(struct device *dev)
         |            ^~~~~~~~~~~~~~~~~

vim +/cros_ucsi_resume +224 drivers/platform/chrome/cros_ec_ucsi.c

   214	
 > 215	static int cros_ucsi_suspend(struct device *dev)
   216	{
   217		struct cros_ucsi_data *udata = dev_get_drvdata(dev);
   218	
   219		cancel_work_sync(&udata->work);
   220	
   221		return 0;
   222	}
   223	
 > 224	static int cros_ucsi_resume(struct device *dev)
   225	{
   226		struct cros_ucsi_data *udata = dev_get_drvdata(dev);
   227	
   228		return ucsi_resume(udata->ucsi);
   229	}
   230	

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