Re: [PATCH 2/6] soc: qcom: smem: Add pcode/fcode getters

From: kernel test robot
Date: Fri Apr 05 2024 - 18:32:21 EST


Hi Konrad,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 2b3d5988ae2cb5cd945ddbc653f0a71706231fdd]

url: https://github.com/intel-lab-lkp/linux/commits/Konrad-Dybcio/soc-qcom-Move-some-socinfo-defines-to-the-header-expand-them/20240405-164231
base: 2b3d5988ae2cb5cd945ddbc653f0a71706231fdd
patch link: https://lore.kernel.org/r/20240405-topic-smem_speedbin-v1-2-ce2b864251b1%40linaro.org
patch subject: [PATCH 2/6] soc: qcom: smem: Add pcode/fcode getters
config: arm-defconfig (https://download.01.org/0day-ci/archive/20240406/202404060648.DOjOYUSf-lkp@xxxxxxxxx/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project.git f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240406/202404060648.DOjOYUSf-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/202404060648.DOjOYUSf-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> drivers/soc/qcom/smem.c:807: warning: Function parameter or struct member 'code' not described in 'qcom_smem_get_feature_code'
>> drivers/soc/qcom/smem.c:807: warning: Excess function parameter 'id' description in 'qcom_smem_get_feature_code'
>> drivers/soc/qcom/smem.c:840: warning: Function parameter or struct member 'code' not described in 'qcom_smem_get_product_code'
>> drivers/soc/qcom/smem.c:840: warning: Excess function parameter 'id' description in 'qcom_smem_get_product_code'


vim +807 drivers/soc/qcom/smem.c

797
798 /**
799 * qcom_smem_get_feature_code() - return the feature code
800 * @id: On success, we return the feature code here.
801 *
802 * Look up the feature code identifier from SMEM and return it.
803 *
804 * Return: 0 on success, negative errno on failure.
805 */
806 int qcom_smem_get_feature_code(u32 *code)
> 807 {
808 struct socinfo *info;
809 u32 raw_code;
810
811 info = qcom_smem_get(QCOM_SMEM_HOST_ANY, SMEM_HW_SW_BUILD_ID, NULL);
812 if (IS_ERR(info))
813 return PTR_ERR(info);
814
815 /* This only makes sense for socinfo >= 16 */
816 if (__le32_to_cpu(info->fmt) < SOCINFO_VERSION(0, 16))
817 return -EINVAL;
818
819 raw_code = __le32_to_cpu(info->feature_code);
820
821 /* Ensure the value makes sense */
822 if (raw_code >= SOCINFO_FC_INT_RESERVE)
823 raw_code = SOCINFO_FC_UNKNOWN;
824
825 *code = raw_code;
826
827 return 0;
828 }
829 EXPORT_SYMBOL_GPL(qcom_smem_get_feature_code);
830
831 /**
832 * qcom_smem_get_product_code() - return the product code
833 * @id: On success, we return the product code here.
834 *
835 * Look up feature code identifier from SMEM and return it.
836 *
837 * Return: 0 on success, negative errno on failure.
838 */
839 int qcom_smem_get_product_code(u32 *code)
> 840 {
841 struct socinfo *info;
842 u32 raw_code;
843
844 info = qcom_smem_get(QCOM_SMEM_HOST_ANY, SMEM_HW_SW_BUILD_ID, NULL);
845 if (IS_ERR(info))
846 return PTR_ERR(info);
847
848 /* This only makes sense for socinfo >= 16 */
849 if (__le32_to_cpu(info->fmt) < SOCINFO_VERSION(0, 16))
850 return -EINVAL;
851
852 raw_code = __le32_to_cpu(info->pcode);
853
854 /* Ensure the value makes sense */
855 if (raw_code >= SOCINFO_FC_INT_RESERVE)
856 raw_code = SOCINFO_FC_UNKNOWN;
857
858 *code = raw_code;
859
860 return 0;
861 }
862 EXPORT_SYMBOL_GPL(qcom_smem_get_product_code);
863

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