Hi Jiaxun, kernel test robot noticed the following build errors: [auto build test ERROR on 9aaeb87ce1e966169a57f53a02ba05b30880ffb8] url: https://github.com/intel-lab-lkp/linux/commits/Jiaxun-Yang/LoongArch-Rename-cpu_has_csr-as-cpu_has_iocsr/20240907-181959 base: 9aaeb87ce1e966169a57f53a02ba05b30880ffb8 patch link: https://lore.kernel.org/r/20240907-iocsr-v1-4-0c99b3334444%40flygoat.com patch subject: [PATCH 4/5] LoongArch: Extract IOCSR definitions to standalone header config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20240909/202409090054.D3vEaTqr-lkp@xxxxxxxxx/config) compiler: loongarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240909/202409090054.D3vEaTqr-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/202409090054.D3vEaTqr-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): In file included from arch/loongarch/include/asm/cpu-info.h:11, from arch/loongarch/include/asm/processor.h:13, from arch/loongarch/include/asm/thread_info.h:15, from include/linux/thread_info.h:60, from include/asm-generic/current.h:6, from ./arch/loongarch/include/generated/asm/current.h:1, from include/linux/mutex.h:14, from include/linux/notifier.h:14, from include/linux/clk.h:14, from include/linux/cpufreq.h:11, from drivers/cpufreq/loongson3_cpufreq.c:10: drivers/cpufreq/loongson3_cpufreq.c: In function 'do_service_request': >> drivers/cpufreq/loongson3_cpufreq.c:185:35: error: 'LOONGSON_IOCSR_SMCMBX' undeclared (first use in this function) 185 | last.value = iocsr_read32(LOONGSON_IOCSR_SMCMBX); | ^~~~~~~~~~~~~~~~~~~~~ drivers/cpufreq/loongson3_cpufreq.c:185:22: note: in expansion of macro 'iocsr_read32' 185 | last.value = iocsr_read32(LOONGSON_IOCSR_SMCMBX); | ^~~~~~~~~~~~ drivers/cpufreq/loongson3_cpufreq.c:185:35: note: each undeclared identifier is reported only once for each function it appears in 185 | last.value = iocsr_read32(LOONGSON_IOCSR_SMCMBX); | ^~~~~~~~~~~~~~~~~~~~~ drivers/cpufreq/loongson3_cpufreq.c:185:22: note: in expansion of macro 'iocsr_read32' 185 | last.value = iocsr_read32(LOONGSON_IOCSR_SMCMBX); | ^~~~~~~~~~~~ >> drivers/cpufreq/loongson3_cpufreq.c:199:36: error: 'LOONGSON_IOCSR_MISC_FUNC' undeclared (first use in this function) 199 | iocsr_write32(iocsr_read32(LOONGSON_IOCSR_MISC_FUNC) | IOCSR_MISC_FUNC_SOFT_INT, | ^~~~~~~~~~~~~~~~~~~~~~~~ arch/loongarch/include/asm/loongarch.h:187:45: note: in definition of macro 'iocsr_write32' 187 | #define iocsr_write32(val, reg) __iocsrwr_w(val, reg) | ^~~ drivers/cpufreq/loongson3_cpufreq.c:199:23: note: in expansion of macro 'iocsr_read32' 199 | iocsr_write32(iocsr_read32(LOONGSON_IOCSR_MISC_FUNC) | IOCSR_MISC_FUNC_SOFT_INT, | ^~~~~~~~~~~~ >> drivers/cpufreq/loongson3_cpufreq.c:199:64: error: 'IOCSR_MISC_FUNC_SOFT_INT' undeclared (first use in this function) 199 | iocsr_write32(iocsr_read32(LOONGSON_IOCSR_MISC_FUNC) | IOCSR_MISC_FUNC_SOFT_INT, | ^~~~~~~~~~~~~~~~~~~~~~~~ arch/loongarch/include/asm/loongarch.h:187:45: note: in definition of macro 'iocsr_write32' 187 | #define iocsr_write32(val, reg) __iocsrwr_w(val, reg) | ^~~ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for OMAP2PLUS_MBOX Depends on [n]: MAILBOX [=y] && (ARCH_OMAP2PLUS || ARCH_K3) Selected by [m]: - TI_K3_M4_REMOTEPROC [=m] && REMOTEPROC [=y] && (ARCH_K3 || COMPILE_TEST [=y]) vim +/LOONGSON_IOCSR_SMCMBX +185 drivers/cpufreq/loongson3_cpufreq.c 175 176 static inline int do_service_request(u32 id, u32 info, u32 cmd, u32 val, u32 extra) 177 { 178 int retries; 179 unsigned int cpu = raw_smp_processor_id(); 180 unsigned int package = cpu_data[cpu].package; 181 union smc_message msg, last; 182 183 mutex_lock(&cpufreq_mutex[package]); 184 > 185 last.value = iocsr_read32(LOONGSON_IOCSR_SMCMBX); 186 if (!last.complete) { 187 mutex_unlock(&cpufreq_mutex[package]); 188 return -EPERM; 189 } 190 191 msg.id = id; 192 msg.info = info; 193 msg.cmd = cmd; 194 msg.val = val; 195 msg.extra = extra; 196 msg.complete = 0; 197 198 iocsr_write32(msg.value, LOONGSON_IOCSR_SMCMBX); > 199 iocsr_write32(iocsr_read32(LOONGSON_IOCSR_MISC_FUNC) | IOCSR_MISC_FUNC_SOFT_INT, 200 LOONGSON_IOCSR_MISC_FUNC); 201 202 for (retries = 0; retries < 10000; retries++) { 203 msg.value = iocsr_read32(LOONGSON_IOCSR_SMCMBX); 204 if (msg.complete) 205 break; 206 207 usleep_range(8, 12); 208 } 209 210 if (!msg.complete || msg.cmd != CMD_OK) { 211 mutex_unlock(&cpufreq_mutex[package]); 212 return -EPERM; 213 } 214 215 mutex_unlock(&cpufreq_mutex[package]); 216 217 return msg.val; 218 } 219 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki