Hi Viken, kernel test robot noticed the following build warnings: [auto build test WARNING on andi-shyti/i2c/i2c-host] [also build test WARNING on tty/tty-testing tty/tty-next tty/tty-linus broonie-spi/for-next linus/master v6.13-rc1 next-20241204] [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/Viken-Dadhaniya/dt-bindings-i2c-qcom-i2c-geni-Document-DT-properties-for-QUP-firmware-loading/20241204-230736 base: https://git.kernel.org/pub/scm/linux/kernel/git/andi.shyti/linux.git i2c/i2c-host patch link: https://lore.kernel.org/r/20241204150326.1470749-5-quic_vdadhani%40quicinc.com patch subject: [PATCH v1 4/7] soc: qcom: geni-se:: Add support to load QUP SE Firmware via Linux subsystem config: arm-randconfig-002 (https://download.01.org/0day-ci/archive/20241205/202412050429.SJvNsU2f-lkp@xxxxxxxxx/config) compiler: arm-linux-gnueabi-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241205/202412050429.SJvNsU2f-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/202412050429.SJvNsU2f-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): drivers/soc/qcom/qcom-geni-se.c: In function 'read_elf': >> drivers/soc/qcom/qcom-geni-se.c:975:23: warning: assignment discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] 975 | *phdr = &phdrs[i]; | ^ drivers/soc/qcom/qcom-geni-se.c: At top level: drivers/soc/qcom/qcom-geni-se.c:1268:5: warning: no previous prototype for 'qup_fw_load' [-Wmissing-prototypes] 1268 | int qup_fw_load(struct qup_se_rsc *rsc) | ^~~~~~~~~~~ vim +/const +975 drivers/soc/qcom/qcom-geni-se.c 946 947 /** 948 * read_elf: Function to read elf file. 949 * @rsc: A pointer to SE resources structure. 950 * @fw: A pointer to the fw buffer. 951 * @pelfseg: A pointer to SE specific elf header. 952 * @phdr: pointer to one of the valid headers from list from fw buffer. 953 * 954 * This function reads the ELF file and outputs the pointer to header 955 * data which contains the FW data and any other details. 956 * 957 * return: Return 0 if no error, else return error value. 958 */ 959 static int read_elf(struct qup_se_rsc *rsc, const struct firmware *fw, 960 struct elf_se_hdr **pelfseg, struct elf32_phdr **phdr) 961 { 962 const struct elf32_phdr *phdrs; 963 const struct elf32_hdr *ehdr; 964 const u8 *addr; 965 int i; 966 967 ehdr = (struct elf32_hdr *)fw->data; 968 969 if (ehdr->e_phnum < 2) 970 return -EINVAL; 971 972 phdrs = (struct elf32_phdr *)(ehdr + 1); 973 974 for (i = 0; i < ehdr->e_phnum; i++) { > 975 *phdr = &phdrs[i]; 976 if (!elf_phdr_valid(*phdr)) 977 continue; 978 979 if ((*phdr)->p_filesz >= sizeof(struct elf_se_hdr)) { 980 addr = fw->data + (*phdr)->p_offset; 981 *pelfseg = (struct elf_se_hdr *)addr; 982 983 if ((*pelfseg)->magic == MAGIC_NUM_SE && 984 (*pelfseg)->version == 1 && 985 valid_seg_size(*pelfseg, (*phdr)->p_filesz)) 986 if ((*pelfseg)->serial_protocol == rsc->protocol && 987 (*pelfseg)->serial_protocol != GENI_SE_NONE) 988 return 0; 989 } 990 } 991 return -EINVAL; 992 } 993 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki