tree: git://people.freedesktop.org/~gabbayo/linux habanalabs-next
head: addd4be0a770e4cf5607310459cb7c8d11c8ae57
commit: af3bef8b2782bfe3eeb32c8f1f264b5064a27f81 [35/38] habanalabs: add gaudi profiler module
config: m68k-randconfig-r012-20200519 (attached as .config)
compiler: m68k-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout af3bef8b2782bfe3eeb32c8f1f264b5064a27f81
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=m68k
If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp@xxxxxxxxx>
All warnings (new ones prefixed by >>, old ones prefixed by <<):
drivers/misc/habanalabs/gaudi/gaudi_coresight.c: In function 'gaudi_debug_coresight':
>> drivers/misc/habanalabs/gaudi/gaudi_coresight.c:833:6: warning: variable 'val' set but not used [-Wunused-but-set-variable]
833 | u32 val;
| ^~~
vim +/val +833 drivers/misc/habanalabs/gaudi/gaudi_coresight.c
829
830 int gaudi_debug_coresight(struct hl_device *hdev, void *data)
831 {
832 struct hl_debug_params *params = data;
> 833 u32 val;
834 int rc = 0;
835
836 switch (params->op) {
837 case HL_DEBUG_OP_STM:
838 rc = gaudi_config_stm(hdev, params);
839 break;
840 case HL_DEBUG_OP_ETF:
841 rc = gaudi_config_etf(hdev, params);
842 break;
843 case HL_DEBUG_OP_ETR:
844 rc = gaudi_config_etr(hdev, params);
845 break;
846 case HL_DEBUG_OP_FUNNEL:
847 rc = gaudi_config_funnel(hdev, params);
848 break;
849 case HL_DEBUG_OP_BMON:
850 rc = gaudi_config_bmon(hdev, params);
851 break;
852 case HL_DEBUG_OP_SPMU:
853 rc = gaudi_config_spmu(hdev, params);
854 break;
855 case HL_DEBUG_OP_TIMESTAMP:
856 /* Do nothing as this opcode is deprecated */
857 break;
858
859 default:
860 dev_err(hdev->dev, "Unknown coresight id %d\n", params->op);
861 return -EINVAL;
862 }
863
864 /* Perform read from the device to flush all configuration */
865 val = RREG32(mmPCIE_DBI_DEVICE_ID_VENDOR_ID_REG);
866
867 return rc;
868 }
869
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
Attachment:
.config.gz
Description: application/gzip
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