tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: e53a23ef21aa9859c864e7c4bb6ecde5269f54b6 commit: db5bb24abc8dd120fd81b7ce21819e96578d011e [1662/1662] LoongArch: Old BPI compatibility config: loongarch-randconfig-r131-20241226 (https://download.01.org/0day-ci/archive/20241228/202412280533.14nOvpdL-lkp@i...) compiler: loongarch64-linux-gcc (GCC) 14.2.0 reproduce: (https://download.01.org/0day-ci/archive/20241228/202412280533.14nOvpdL-lkp@i...)

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@intel.com | Closes: https://lore.kernel.org/oe-kbuild-all/202412280533.14nOvpdL-lkp@intel.com/

sparse warnings: (new ones prefixed by >>) arch/loongarch/kernel/legacy_boot.c:39:19: sparse: sparse: symbol 'liointc_domain' was not declared. Should it be static? arch/loongarch/kernel/legacy_boot.c:40:19: sparse: sparse: symbol 'pch_lpc_domain' was not declared. Should it be static? arch/loongarch/kernel/legacy_boot.c:41:19: sparse: sparse: symbol 'pch_msi_domain' was not declared. Should it be static? arch/loongarch/kernel/legacy_boot.c:42:19: sparse: sparse: symbol 'pch_pic_domain' was not declared. Should it be static? arch/loongarch/kernel/legacy_boot.c:45:5: sparse: sparse: symbol 'nr_io_pics' was not declared. Should it be static? arch/loongarch/kernel/legacy_boot.c:48:26: sparse: sparse: symbol 'liointc_default' was not declared. Should it be static?

...

arch/loongarch/kernel/legacy_boot.c:55:26: sparse: sparse: symbol 'pchlpc_default' was not declared. Should it be static?

arch/loongarch/kernel/legacy_boot.c:61:26: sparse: sparse: symbol 'eiointc_default' was not declared. Should it be static? arch/loongarch/kernel/legacy_boot.c:62:26: sparse: sparse: symbol 'pchmsi_default' was not declared. Should it be static? arch/loongarch/kernel/legacy_boot.c:63:26: sparse: sparse: symbol 'pchpic_default' was not declared. Should it be static? arch/loongarch/kernel/legacy_boot.c:94:6: sparse: sparse: symbol 'register_default_pic' was not declared. Should it be static? arch/loongarch/kernel/legacy_boot.c:341:14: sparse: sparse: symbol 'bpi_init' was not declared. Should it be static?

vim +/pchlpc_default +55 arch/loongarch/kernel/legacy_boot.c

37

38 struct irq_domain *cpu_domain;

39 struct irq_domain *liointc_domain; 40 struct irq_domain *pch_lpc_domain; 41 struct irq_domain *pch_msi_domain[MAX_IO_PICS]; 42 struct irq_domain *pch_pic_domain[MAX_IO_PICS]; 43 44 char arcs_cmdline[COMMAND_LINE_SIZE]; 45 int nr_io_pics; 46 int bpi_version; 47 48 struct acpi_madt_lio_pic liointc_default = { 49 .address = LOONGSON_REG_BASE + 0x1400, 50 .size = 256, 51 .cascade = {2, 3}, 52 .cascade_map = {0x00FFFFFF, 0xff000000}, 53 }; 54

55 struct acpi_madt_lpc_pic pchlpc_default = {

56 .address = LS7A_LPC_REG_BASE, 57 .size = SZ_4K, 58 .cascade = 19, 59 }; 60