On Wed, Dec 04, 2024 at 07:22:41PM +0800, kernel test robot wrote: > Hi Christian, > > kernel test robot noticed the following build errors: > > [auto build test ERROR on rafael-pm/linux-next] > [also build test ERROR on rafael-pm/bleeding-edge robh/for-next linus/master v6.13-rc1 next-20241203] > [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/Christian-Marangi/cpufreq-airoha-Add-EN7581-CPUFreq-SMCCC-driver/20241204-113105 > base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next > patch link: https://lore.kernel.org/r/20241203163158.580-2-ansuelsmth%40gmail.com > patch subject: [PATCH v5 2/2] cpufreq: airoha: Add EN7581 CPUFreq SMCCC driver > config: arm-randconfig-003 (https://download.01.org/0day-ci/archive/20241204/202412041929.8aCqrGnO-lkp@xxxxxxxxx/config) > compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 592c0fe55f6d9a811028b5f3507be91458ab2713) > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241204/202412041929.8aCqrGnO-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/202412041929.8aCqrGnO-lkp@xxxxxxxxx/ > > All errors (new ones prefixed by >>): > > >> drivers/cpufreq/airoha-cpufreq.c:41:34: error: variable has incomplete type 'const struct arm_smccc_1_2_regs' > 41 | const struct arm_smccc_1_2_regs args = { > | ^ > drivers/cpufreq/airoha-cpufreq.c:41:15: note: forward declaration of 'struct arm_smccc_1_2_regs' > 41 | const struct arm_smccc_1_2_regs args = { > | ^ > >> drivers/cpufreq/airoha-cpufreq.c:45:28: error: variable has incomplete type 'struct arm_smccc_1_2_regs' > 45 | struct arm_smccc_1_2_regs res; > | ^ > drivers/cpufreq/airoha-cpufreq.c:41:15: note: forward declaration of 'struct arm_smccc_1_2_regs' > 41 | const struct arm_smccc_1_2_regs args = { > | ^ > >> drivers/cpufreq/airoha-cpufreq.c:47:2: error: call to undeclared function 'arm_smccc_1_2_smc'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] > 47 | arm_smccc_1_2_smc(&args, &res); > | ^ > drivers/cpufreq/airoha-cpufreq.c:81:34: error: variable has incomplete type 'const struct arm_smccc_1_2_regs' > 81 | const struct arm_smccc_1_2_regs args = { > | ^ > drivers/cpufreq/airoha-cpufreq.c:81:15: note: forward declaration of 'struct arm_smccc_1_2_regs' > 81 | const struct arm_smccc_1_2_regs args = { > | ^ > drivers/cpufreq/airoha-cpufreq.c:86:28: error: variable has incomplete type 'struct arm_smccc_1_2_regs' > 86 | struct arm_smccc_1_2_regs res; > | ^ > drivers/cpufreq/airoha-cpufreq.c:81:15: note: forward declaration of 'struct arm_smccc_1_2_regs' > 81 | const struct arm_smccc_1_2_regs args = { > | ^ > drivers/cpufreq/airoha-cpufreq.c:88:2: error: call to undeclared function 'arm_smccc_1_2_smc'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] > 88 | arm_smccc_1_2_smc(&args, &res); > | ^ > 6 errors generated. > > > vim +41 drivers/cpufreq/airoha-cpufreq.c > > 37 > 38 static unsigned long airoha_cpufreq_clk_get(struct clk_hw *hw, > 39 unsigned long parent_rate) > 40 { > > 41 const struct arm_smccc_1_2_regs args = { > 42 .a0 = AIROHA_SIP_AVS_HANDLE, > 43 .a1 = AIROHA_AVS_OP_GET_FREQ, > 44 }; > > 45 struct arm_smccc_1_2_regs res; > 46 > > 47 arm_smccc_1_2_smc(&args, &res); > 48 > 49 /* SMCCC returns freq in MHz */ > 50 return (int)(res.a0 * 1000 * 1000); > 51 } > 52 > > -- > 0-DAY CI Kernel Test Service > https://github.com/intel/lkp-tests/wiki False positive or better say my error in the kconfig depends logic This driver REQUIRE ARM64 bit for smccc and the target SoC is 64bit only. The randconfig catch a situation with ARCH_AIROHA and 32bit. -- Ansuel
