Re: [PATCH v3 1/2] perf/marvell: Odyssey DDR Performance monitor support

From: kernel test robot
Date: Thu Jan 25 2024 - 23:14:40 EST


Hi Gowthami,

kernel test robot noticed the following build warnings:

[auto build test WARNING on soc/for-next]
[also build test WARNING on linus/master v6.8-rc1 next-20240125]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Gowthami-Thiagarajan/perf-marvell-Odyssey-DDR-Performance-monitor-support/20240122-205209
base: https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git for-next
patch link: https://lore.kernel.org/r/20240122124933.1311925-2-gthiagarajan%40marvell.com
patch subject: [PATCH v3 1/2] perf/marvell: Odyssey DDR Performance monitor support
config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20240126/202401261154.gKVsomua-lkp@xxxxxxxxx/config)
compiler: s390-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240126/202401261154.gKVsomua-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202401261154.gKVsomua-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> drivers/perf/marvell_cn10k_ddr_pmu.c:195:43: warning: 'odyssey_ddr_pmu_pdata' defined but not used [-Wunused-const-variable=]
195 | static const struct ddr_pmu_platform_data odyssey_ddr_pmu_pdata = {
| ^~~~~~~~~~~~~~~~~~~~~


vim +/odyssey_ddr_pmu_pdata +195 drivers/perf/marvell_cn10k_ddr_pmu.c

194
> 195 static const struct ddr_pmu_platform_data odyssey_ddr_pmu_pdata = {
196 .counter_overflow_val = 0,
197 .counter_max_val = GENMASK_ULL(63, 0),
198 .ddrc_perf_cnt_base = ODY_DDRC_PERF_CNT_VALUE_BASE,
199 .ddrc_perf_cfg_base = ODY_DDRC_PERF_CFG_BASE,
200 .ddrc_perf_cnt_op_mode_ctrl = ODY_DDRC_PERF_CNT_OP_MODE_CTRL,
201 .ddrc_perf_cnt_start_op_ctrl = ODY_DDRC_PERF_CNT_START_OP_CTRL,
202 .ddrc_perf_cnt_end_op_ctrl = ODY_DDRC_PERF_CNT_END_OP_CTRL,
203 .ddrc_perf_cnt_end_status = ODY_DDRC_PERF_CNT_END_STATUS,
204 .ddrc_perf_cnt_freerun_en = 0,
205 .ddrc_perf_cnt_freerun_ctrl = ODY_DDRC_PERF_CNT_FREERUN_CTRL,
206 .ddrc_perf_cnt_freerun_clr = ODY_DDRC_PERF_CNT_FREERUN_CLR,
207 .ddrc_perf_cnt_value_wr_op = ODY_DDRC_PERF_CNT_VALUE_WR_OP,
208 .ddrc_perf_cnt_value_rd_op = ODY_DDRC_PERF_CNT_VALUE_RD_OP,
209 };
210

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