[openeuler:OLK-6.6 1667/1667] drivers/iommu/loongarch_iommu.c:101:1: sparse: sparse: symbol 'la_rlookup_iommu_list' was not declared. Should it be static?
tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 16a0cbac6609f8ba10a91a9d52b15bf28243c3ee commit: 72fe4978ee346c10869113410da1b61710dd8d8f [1667/1667] LoongArch: add iommu support config: loongarch-randconfig-r121-20241227 (https://download.01.org/0day-ci/archive/20241227/202412271142.yFd4x2L2-lkp@i...) compiler: loongarch64-linux-gcc (GCC) 14.2.0 reproduce: (https://download.01.org/0day-ci/archive/20241227/202412271142.yFd4x2L2-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/202412271142.yFd4x2L2-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) drivers/iommu/loongarch_iommu.c: note: in included file: drivers/iommu/loongarch_iommu.h:137:3: sparse: sparse: symbol 'loongarch_iommu' was not declared. Should it be static? drivers/iommu/loongarch_iommu.h:152:3: sparse: sparse: symbol 'iommu_info' was not declared. Should it be static? drivers/iommu/loongarch_iommu.h:161:3: sparse: sparse: symbol 'dom_info' was not declared. Should it be static? drivers/iommu/loongarch_iommu.h:166:3: sparse: sparse: symbol 'dom_entry' was not declared. Should it be static?
drivers/iommu/loongarch_iommu.c:101:1: sparse: sparse: symbol 'la_rlookup_iommu_list' was not declared. Should it be static? drivers/iommu/loongarch_iommu.c:108:9: sparse: sparse: symbol 'la_iommu_last_bdf' was not declared. Should it be static? drivers/iommu/loongarch_iommu.c:112:5: sparse: sparse: symbol 'loongarch_iommu_disable' was not declared. Should it be static? drivers/iommu/loongarch_iommu.c:130:15: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:130:15: sparse: expected void const volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:130:15: sparse: got void * drivers/iommu/loongarch_iommu.c:132:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:132:9: sparse: expected void volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:132:9: sparse: got void * drivers/iommu/loongarch_iommu.c:135:15: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:135:15: sparse: expected void const volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:135:15: sparse: got void * drivers/iommu/loongarch_iommu.c:137:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:137:9: sparse: expected void volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:137:9: sparse: got void * drivers/iommu/loongarch_iommu.c:150:15: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:150:15: sparse: expected void const volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:150:15: sparse: got void * drivers/iommu/loongarch_iommu.c:152:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:152:9: sparse: expected void volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:152:9: sparse: got void * drivers/iommu/loongarch_iommu.c:155:15: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:155:15: sparse: expected void const volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:155:15: sparse: got void * drivers/iommu/loongarch_iommu.c:157:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:157:9: sparse: expected void volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:157:9: sparse: got void * drivers/iommu/loongarch_iommu.c:160:15: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:160:15: sparse: expected void const volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:160:15: sparse: got void * drivers/iommu/loongarch_iommu.c:162:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:162:9: sparse: expected void volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:162:9: sparse: got void * drivers/iommu/loongarch_iommu.c:190:15: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:190:15: sparse: expected void const volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:190:15: sparse: got void * drivers/iommu/loongarch_iommu.c:193:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:193:9: sparse: expected void volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:193:9: sparse: got void * drivers/iommu/loongarch_iommu.c:196:15: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:196:15: sparse: expected void const volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:196:15: sparse: got void * drivers/iommu/loongarch_iommu.c:199:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:199:9: sparse: expected void volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:199:9: sparse: got void * drivers/iommu/loongarch_iommu.c:206:15: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:206:15: sparse: expected void const volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:206:15: sparse: got void * drivers/iommu/loongarch_iommu.c:306:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:306:17: sparse: expected void volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:306:17: sparse: got void * drivers/iommu/loongarch_iommu.c:310:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:310:17: sparse: expected void volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:310:17: sparse: got void * drivers/iommu/loongarch_iommu.c:312:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:312:23: sparse: expected void const volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:312:23: sparse: got void * drivers/iommu/loongarch_iommu.c:314:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:314:17: sparse: expected void volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:314:17: sparse: got void * drivers/iommu/loongarch_iommu.c:322:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:322:23: sparse: expected void const volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:322:23: sparse: got void * drivers/iommu/loongarch_iommu.c:325:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:325:17: sparse: expected void volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:325:17: sparse: got void * drivers/iommu/loongarch_iommu.c:327:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:327:23: sparse: expected void const volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:327:23: sparse: got void * drivers/iommu/loongarch_iommu.c:329:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:329:17: sparse: expected void volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:329:17: sparse: got void * drivers/iommu/loongarch_iommu.c:349:15: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:349:15: sparse: expected void const volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:349:15: sparse: got void * drivers/iommu/loongarch_iommu.c:352:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:352:9: sparse: expected void volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:352:9: sparse: got void * drivers/iommu/loongarch_iommu.c:610:6: sparse: sparse: symbol 'domain_deattach_iommu' was not declared. Should it be static? drivers/iommu/loongarch_iommu.c:651:28: sparse: sparse: symbol 'lookup_rlooptable' was not declared. Should it be static? drivers/iommu/loongarch_iommu.c:662:24: sparse: sparse: symbol 'find_iommu_by_dev' was not declared. Should it be static? drivers/iommu/loongarch_iommu.c:721:21: sparse: sparse: symbol 'la_iommu_probe_device' was not declared. Should it be static? drivers/iommu/loongarch_iommu.c:752:19: sparse: sparse: symbol 'get_iommu_info_from_dom' was not declared. Should it be static? drivers/iommu/loongarch_iommu.c:794:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:794:9: sparse: expected void volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:794:9: sparse: got void * drivers/iommu/loongarch_iommu.c:795:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:795:9: sparse: expected void volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:795:9: sparse: got void * drivers/iommu/loongarch_iommu.c:796:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/iommu/loongarch_iommu.c:796:9: sparse: expected void volatile [noderef] __iomem *addr drivers/iommu/loongarch_iommu.c:796:9: sparse: got void * drivers/iommu/loongarch_iommu.c:1178:24: sparse: sparse: symbol 'la_iommu_ops' was not declared. Should it be static? drivers/iommu/loongarch_iommu.c:1197:24: sparse: sparse: symbol 'loongarch_get_iommu_by_devid' was not declared. Should it be static? drivers/iommu/loongarch_iommu.c:1215:6: sparse: sparse: symbol 'check_device_compat' was not declared. Should it be static? drivers/iommu/loongarch_iommu.c:1259:25: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *confbase @@ got void [noderef] __iomem * @@ drivers/iommu/loongarch_iommu.c:1259:25: sparse: expected void *confbase drivers/iommu/loongarch_iommu.c:1259:25: sparse: got void [noderef] __iomem * drivers/iommu/loongarch_iommu.c:1344:28: sparse: sparse: symbol 'create_rlookup_entry' was not declared. Should it be static?
vim +/la_rlookup_iommu_list +101 drivers/iommu/loongarch_iommu.c 100
101 LIST_HEAD(la_rlookup_iommu_list); 102 LIST_HEAD(la_iommu_list); /* list of all loongarch 103 * IOMMUs in the system 104 */ 105 106 static u32 rlookup_table_size; /* size if the rlookup table */ 107 static int la_iommu_target_ivhd_type; 108 u16 la_iommu_last_bdf; /* largest PCI device id 109 * we have to handle 110 */ 111 112 int loongarch_iommu_disable; 113 114 #define iommu_write_regl(iommu, off, val) \ 115 writel(val, iommu->confbase + off) 116 #define iommu_read_regl(iommu, off) readl(iommu->confbase + off) 117 118 static void switch_huge_to_page(unsigned long *ptep, unsigned long start); 119 120 static void iommu_translate_disable(struct loongarch_iommu *iommu) 121 { 122 u32 val; 123 124 if (iommu == NULL) { 125 pr_err("%s iommu is NULL", __func__); 126 return; 127 } 128 129 /* Disable */ 130 val = iommu_read_regl(iommu, LA_IOMMU_PFM_CNT_EN); 131 val &= ~(1 << 31); 132 iommu_write_regl(iommu, LA_IOMMU_PFM_CNT_EN, val); 133 134 /* Write cmd */ 135 val = iommu_read_regl(iommu, LA_IOMMU_CMD); 136 val &= 0xfffffffc; 137 iommu_write_regl(iommu, LA_IOMMU_CMD, val); 138 } 139
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