linux-kernel - [steev:c630-6.0.0-rc3 27/94] drivers/interconnect/qcom/icc-rpm.c:352:13: error: redefinition of 'qcom_icc_bus

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Date:   Sun, 4 Sep 2022 02:28:47 +0800
From:   kernel test robot <lkp@...el.com>
To:     Leo Yan <leo.yan@...aro.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Steev Klimaszewski <steev@...i.org>
Subject: [steev:c630-6.0.0-rc3 27/94]
 drivers/interconnect/qcom/icc-rpm.c:352:13: error: redefinition of
 'qcom_icc_bus_aggregate'

tree:   https://github.com/steev/linux c630-6.0.0-rc3
head:   012f3cdd2a60528b877305877b52135b0076e028
commit: 1ecec38075e2393a1ed0b00d6c34aef77a3ec540 [27/94] interconnect: qcom: icc-rpm: Set bandwidth and clock for bucket values
config: arm-defconfig (https://download.01.org/0day-ci/archive/20220904/202209040243.Cd4XFUph-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/steev/linux/commit/1ecec38075e2393a1ed0b00d6c34aef77a3ec540
        git remote add steev https://github.com/steev/linux
        git fetch --no-tags steev c630-6.0.0-rc3
        git checkout 1ecec38075e2393a1ed0b00d6c34aef77a3ec540
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

>> drivers/interconnect/qcom/icc-rpm.c:352:13: error: redefinition of 'qcom_icc_bus_aggregate'
     352 | static void qcom_icc_bus_aggregate(struct icc_provider *provider,
         |             ^~~~~~~~~~~~~~~~~~~~~~
   drivers/interconnect/qcom/icc-rpm.c:312:13: note: previous definition of 'qcom_icc_bus_aggregate' with type 'void(struct icc_provider *, u64 *, u64 *, u64 *)' {aka 'void(struct icc_provider *, long long unsigned int *, long long unsigned int *, long long unsigned int *)'}
     312 | static void qcom_icc_bus_aggregate(struct icc_provider *provider,
         |             ^~~~~~~~~~~~~~~~~~~~~~
   drivers/interconnect/qcom/icc-rpm.c:312:13: warning: 'qcom_icc_bus_aggregate' defined but not used [-Wunused-function]


vim +/qcom_icc_bus_aggregate +352 drivers/interconnect/qcom/icc-rpm.c

   344	
   345	/**
   346	 * qcom_icc_bus_aggregate - aggregate bandwidth by traversing all nodes
   347	 * @provider: generic interconnect provider
   348	 * @agg_avg: an array for aggregated average bandwidth of buckets
   349	 * @agg_peak: an array for aggregated peak bandwidth of buckets
   350	 * @max_agg_avg: pointer to max value of aggregated average bandwidth
   351	 */
 > 352	static void qcom_icc_bus_aggregate(struct icc_provider *provider,
   353						u64 *agg_avg, u64 *agg_peak,
   354						u64 *max_agg_avg)
   355	{
   356		struct icc_node *node;
   357		struct qcom_icc_node *qn;
   358		int i;
   359	
   360		/* Initialise aggregate values */
   361		for (i = 0; i < QCOM_ICC_NUM_BUCKETS; i++) {
   362			agg_avg[i] = 0;
   363			agg_peak[i] = 0;
   364		}
   365	
   366		*max_agg_avg = 0;
   367	
   368		/*
   369		 * Iterate nodes on the interconnect and aggregate bandwidth
   370		 * requests for every bucket.
   371		 */
   372		list_for_each_entry(node, &provider->nodes, node_list) {
   373			qn = node->data;
   374			for (i = 0; i < QCOM_ICC_NUM_BUCKETS; i++) {
   375				agg_avg[i] += qn->sum_avg[i];
   376				agg_peak[i] = max_t(u64, agg_peak[i], qn->max_peak[i]);
   377			}
   378		}
   379	
   380		/* Find maximum values across all buckets */
   381		for (i = 0; i < QCOM_ICC_NUM_BUCKETS; i++)
   382			*max_agg_avg = max_t(u64, *max_agg_avg, agg_avg[i]);
   383	}
   384	

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