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charset=us-ascii Content-Disposition: inline In-Reply-To: <20250604-adi-i3c-master-v1-2-0488e80dafcb@analog.com> Hi Jorge, kernel test robot noticed the following build warnings: [auto build test WARNING on 00286d7d643d3c98e48d9cc3a9f471b37154f462] url: https://github.com/intel-lab-lkp/linux/commits/Jorge-Marques/dt-bindings-i3c-Add-adi-i3c-master/20250604-235108 base: 00286d7d643d3c98e48d9cc3a9f471b37154f462 patch link: https://lore.kernel.org/r/20250604-adi-i3c-master-v1-2-0488e80dafcb%40analog.com patch subject: [PATCH 2/2] i3c: master: Add driver for Analog Devices I3C Controller IP config: loongarch-allyesconfig (https://download.01.org/0day-ci/archive/20250605/202506050903.jk5UWok1-lkp@intel.com/config) compiler: loongarch64-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250605/202506050903.jk5UWok1-lkp@intel.com/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 | Closes: https://lore.kernel.org/oe-kbuild-all/202506050903.jk5UWok1-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/i3c/master/adi-i3c-master.c: In function 'adi_i3c_master_disable': >> drivers/i3c/master/adi-i3c-master.c:180:16: warning: conversion from 'long unsigned int' to 'u32' {aka 'unsigned int'} changes value from '18446744073709551615' to '4294967295' [-Woverflow] 180 | writel(~REG_IBI_CONFIG_LISTEN | ~REG_IBI_CONFIG_ENABLE, In file included from include/linux/bits.h:6, from include/linux/bitops.h:6, from drivers/i3c/master/adi-i3c-master.c:8: drivers/i3c/master/adi-i3c-master.c: In function 'adi_i3c_master_bus_init': >> include/vdso/bits.h:7:33: warning: conversion from 'long unsigned int' to 'u32' {aka 'unsigned int'} changes value from '18446744073709551614' to '4294967294' [-Woverflow] 7 | #define BIT(nr) (UL(1) << (nr)) | ^ drivers/i3c/master/adi-i3c-master.c:72:41: note: in expansion of macro 'BIT' 72 | #define REG_IBI_CONFIG_LISTEN BIT(1) | ^~~ drivers/i3c/master/adi-i3c-master.c:704:16: note: in expansion of macro 'REG_IBI_CONFIG_LISTEN' 704 | writel(REG_IBI_CONFIG_LISTEN | ~REG_IBI_CONFIG_ENABLE, | ^~~~~~~~~~~~~~~~~~~~~ drivers/i3c/master/adi-i3c-master.c: In function 'adi_i3c_master_disable_ibi': >> include/vdso/bits.h:7:33: warning: conversion from 'long unsigned int' to 'u32' {aka 'unsigned int'} changes value from '18446744073709551614' to '4294967294' [-Woverflow] 7 | #define BIT(nr) (UL(1) << (nr)) | ^ drivers/i3c/master/adi-i3c-master.c:72:41: note: in expansion of macro 'BIT' 72 | #define REG_IBI_CONFIG_LISTEN BIT(1) | ^~~ drivers/i3c/master/adi-i3c-master.c:859:24: note: in expansion of macro 'REG_IBI_CONFIG_LISTEN' 859 | writel(REG_IBI_CONFIG_LISTEN | ~REG_IBI_CONFIG_ENABLE, | ^~~~~~~~~~~~~~~~~~~~~ vim +180 drivers/i3c/master/adi-i3c-master.c 177 178 static int adi_i3c_master_disable(struct adi_i3c_master *master) 179 { > 180 writel(~REG_IBI_CONFIG_LISTEN | ~REG_IBI_CONFIG_ENABLE, 181 master->regs + REG_IBI_CONFIG); 182 183 return 0; 184 } 185 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki