Hi Damien, kernel test robot noticed the following build errors: [auto build test ERROR on pci/next] [also build test ERROR on pci/for-linus mani-mhi/mhi-next linus/master v6.12-rc2 next-20241009] [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/Damien-Le-Moal/PCI-rockchip-ep-Use-a-macro-to-define-EP-controller-align-feature/20241007-131224 base: https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git next patch link: https://lore.kernel.org/r/20241007041218.157516-6-dlemoal%40kernel.org patch subject: [PATCH v3 05/12] PCI: rockchip-ep: Implement the .map_align() controller operation config: i386-buildonly-randconfig-003-20241010 (https://download.01.org/0day-ci/archive/20241010/202410101109.J2ej9dSg-lkp@xxxxxxxxx/config) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241010/202410101109.J2ej9dSg-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/202410101109.J2ej9dSg-lkp@xxxxxxxxx/ All error/warnings (new ones prefixed by >>): >> drivers/pci/controller/pcie-rockchip-ep.c:239:18: warning: declaration of 'struct pci_epc_map' will not be visible outside of this function [-Wvisibility] 239 | struct pci_epc_map *map) | ^ >> drivers/pci/controller/pcie-rockchip-ep.c:245:10: error: incomplete definition of type 'struct pci_epc_map' 245 | map->pci_addr, map->pci_size); | ~~~^ drivers/pci/controller/pcie-rockchip-ep.c:239:18: note: forward declaration of 'struct pci_epc_map' 239 | struct pci_epc_map *map) | ^ drivers/pci/controller/pcie-rockchip-ep.c:245:25: error: incomplete definition of type 'struct pci_epc_map' 245 | map->pci_addr, map->pci_size); | ~~~^ drivers/pci/controller/pcie-rockchip-ep.c:239:18: note: forward declaration of 'struct pci_epc_map' 239 | struct pci_epc_map *map) | ^ drivers/pci/controller/pcie-rockchip-ep.c:247:5: error: incomplete definition of type 'struct pci_epc_map' 247 | map->map_pci_addr = map->pci_addr & ~((1ULL << num_bits) - 1); | ~~~^ drivers/pci/controller/pcie-rockchip-ep.c:239:18: note: forward declaration of 'struct pci_epc_map' 239 | struct pci_epc_map *map) | ^ drivers/pci/controller/pcie-rockchip-ep.c:247:25: error: incomplete definition of type 'struct pci_epc_map' 247 | map->map_pci_addr = map->pci_addr & ~((1ULL << num_bits) - 1); | ~~~^ drivers/pci/controller/pcie-rockchip-ep.c:239:18: note: forward declaration of 'struct pci_epc_map' 239 | struct pci_epc_map *map) | ^ drivers/pci/controller/pcie-rockchip-ep.c:248:5: error: incomplete definition of type 'struct pci_epc_map' 248 | map->map_ofst = map->pci_addr - map->map_pci_addr; | ~~~^ drivers/pci/controller/pcie-rockchip-ep.c:239:18: note: forward declaration of 'struct pci_epc_map' 239 | struct pci_epc_map *map) | ^ drivers/pci/controller/pcie-rockchip-ep.c:248:21: error: incomplete definition of type 'struct pci_epc_map' 248 | map->map_ofst = map->pci_addr - map->map_pci_addr; | ~~~^ drivers/pci/controller/pcie-rockchip-ep.c:239:18: note: forward declaration of 'struct pci_epc_map' 239 | struct pci_epc_map *map) | ^ drivers/pci/controller/pcie-rockchip-ep.c:248:37: error: incomplete definition of type 'struct pci_epc_map' 248 | map->map_ofst = map->pci_addr - map->map_pci_addr; | ~~~^ drivers/pci/controller/pcie-rockchip-ep.c:239:18: note: forward declaration of 'struct pci_epc_map' 239 | struct pci_epc_map *map) | ^ drivers/pci/controller/pcie-rockchip-ep.c:250:9: error: incomplete definition of type 'struct pci_epc_map' 250 | if (map->map_ofst + map->pci_size > SZ_1M) | ~~~^ drivers/pci/controller/pcie-rockchip-ep.c:239:18: note: forward declaration of 'struct pci_epc_map' 239 | struct pci_epc_map *map) | ^ drivers/pci/controller/pcie-rockchip-ep.c:250:25: error: incomplete definition of type 'struct pci_epc_map' 250 | if (map->map_ofst + map->pci_size > SZ_1M) | ~~~^ drivers/pci/controller/pcie-rockchip-ep.c:239:18: note: forward declaration of 'struct pci_epc_map' 239 | struct pci_epc_map *map) | ^ drivers/pci/controller/pcie-rockchip-ep.c:251:6: error: incomplete definition of type 'struct pci_epc_map' 251 | map->pci_size = SZ_1M - map->map_ofst; | ~~~^ drivers/pci/controller/pcie-rockchip-ep.c:239:18: note: forward declaration of 'struct pci_epc_map' 239 | struct pci_epc_map *map) | ^ drivers/pci/controller/pcie-rockchip-ep.c:251:30: error: incomplete definition of type 'struct pci_epc_map' 251 | map->pci_size = SZ_1M - map->map_ofst; | ~~~^ drivers/pci/controller/pcie-rockchip-ep.c:239:18: note: forward declaration of 'struct pci_epc_map' 239 | struct pci_epc_map *map) | ^ drivers/pci/controller/pcie-rockchip-ep.c:253:5: error: incomplete definition of type 'struct pci_epc_map' 253 | map->map_size = ALIGN(map->map_ofst + map->pci_size, | ~~~^ drivers/pci/controller/pcie-rockchip-ep.c:239:18: note: forward declaration of 'struct pci_epc_map' 239 | struct pci_epc_map *map) | ^ drivers/pci/controller/pcie-rockchip-ep.c:253:27: error: incomplete definition of type 'struct pci_epc_map' 253 | map->map_size = ALIGN(map->map_ofst + map->pci_size, | ~~~^ include/linux/align.h:8:38: note: expanded from macro 'ALIGN' 8 | #define ALIGN(x, a) __ALIGN_KERNEL((x), (a)) | ^ include/uapi/linux/const.h:48:51: note: expanded from macro '__ALIGN_KERNEL' 48 | #define __ALIGN_KERNEL(x, a) __ALIGN_KERNEL_MASK(x, (__typeof__(x))(a) - 1) | ^ include/uapi/linux/const.h:49:41: note: expanded from macro '__ALIGN_KERNEL_MASK' 49 | #define __ALIGN_KERNEL_MASK(x, mask) (((x) + (mask)) & ~(mask)) | ^ drivers/pci/controller/pcie-rockchip-ep.c:239:18: note: forward declaration of 'struct pci_epc_map' 239 | struct pci_epc_map *map) | ^ drivers/pci/controller/pcie-rockchip-ep.c:253:43: error: incomplete definition of type 'struct pci_epc_map' 253 | map->map_size = ALIGN(map->map_ofst + map->pci_size, | ~~~^ include/linux/align.h:8:38: note: expanded from macro 'ALIGN' 8 | #define ALIGN(x, a) __ALIGN_KERNEL((x), (a)) | ^ include/uapi/linux/const.h:48:51: note: expanded from macro '__ALIGN_KERNEL' 48 | #define __ALIGN_KERNEL(x, a) __ALIGN_KERNEL_MASK(x, (__typeof__(x))(a) - 1) | ^ include/uapi/linux/const.h:49:41: note: expanded from macro '__ALIGN_KERNEL_MASK' 49 | #define __ALIGN_KERNEL_MASK(x, mask) (((x) + (mask)) & ~(mask)) | ^ drivers/pci/controller/pcie-rockchip-ep.c:239:18: note: forward declaration of 'struct pci_epc_map' 239 | struct pci_epc_map *map) vim +245 drivers/pci/controller/pcie-rockchip-ep.c 237 238 static int rockchip_pcie_ep_map_align(struct pci_epc *epc, u8 fn, u8 vfn, > 239 struct pci_epc_map *map) 240 { 241 struct rockchip_pcie_ep *ep = epc_get_drvdata(epc); 242 int num_bits; 243 244 num_bits = rockchip_pcie_ep_ob_atu_num_bits(&ep->rockchip, > 245 map->pci_addr, map->pci_size); 246 247 map->map_pci_addr = map->pci_addr & ~((1ULL << num_bits) - 1); 248 map->map_ofst = map->pci_addr - map->map_pci_addr; 249 250 if (map->map_ofst + map->pci_size > SZ_1M) 251 map->pci_size = SZ_1M - map->map_ofst; 252 253 map->map_size = ALIGN(map->map_ofst + map->pci_size, 254 ROCKCHIP_PCIE_AT_SIZE_ALIGN); 255 256 return 0; 257 } 258 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki